1 2008-09-18 Bob Wilson <bob.wilson@acm.org>
3 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4 * config/xtensa/predicates.md (tls_symbol_operand): New.
5 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
6 (TARGET_CANNOT_FORCE_MEM): Define.
7 (xtensa_tls_symbol_p): New.
8 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
9 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
10 (xtensa_tls_module_base): New.
11 (xtensa_call_tls_desc): New.
12 (xtensa_legitimize_tls_address): New.
13 (xtensa_legitimize_address): Handle TLS symbols.
14 (xtensa_tls_referenced_p_1): New.
15 (xtensa_tls_referenced_p): New.
16 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and UNSPEC_DTPOFF.
17 (XTENSA_BUILTIN_THREAD_POINTER): New.
18 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
19 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3 builtin.
20 Add declarations for __builtin_thread_pointer and
21 __builtin_set_thread_pointer.
22 (xtensa_fold_builtin): Recognize new builtins.
23 (xtensa_expand_builtin): Expand new builtins.
24 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
25 (TARGET_THREADPTR): Define.
26 (HAVE_AS_TLS): Define default value.
27 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
28 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
29 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
30 (UNSPECV_SET_TP): New.
31 (sym_TPOFF, sym_DTPOFF): New.
32 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
33 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
34 * configure: Regenerated.
36 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
39 * config/ia64/ia64.c (ia64_optimization_options): Move
40 checking and setting flag_schedule_insns_after_reload and
41 ia64_flag_schedule_insns2 back to ...
42 (ia64_override_options): Here.
44 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
47 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
48 zero extend count after the correction to it is done.
49 (doloop_optimize): Update call to doloop_modify, don't zero extend
52 2008-09-18 Martin Jambor <mjambor@suse.cz>
54 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
56 * ipa-prop.c: Correct comments.
57 * ipa-prop.h: Likewise.
59 2008-09-18 Jan Hubicka <jh@suse.cz>
62 * ipa-reference.c (ipa_reference_local_vars_info_d,
63 ipa_reference_global_vars_info_d,
64 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
65 ipa_reference_vars_info_t): Move here from ipa-reference.h
66 (node_duplication_hook_holder, node_removal_hook_holder): New.
67 (get_reference_vars_info_from_cgraph): Rename to ...
68 (get_reference_vars_info): ... this one, use cgraph uids.
69 (get_local_reference_vars_info, get_global_reference_vars_info):
70 Use cgraph instead of decl.
71 (ipa_reference_get_read_local, ipa_reference_get_written_local): Remove.
72 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
73 ipa_reference_get_written_global, ipa_reference_get_not_written_global): Use
75 (check_call): Simplify avail check.
76 (scan_stmt_for_static_refs): Update.
77 (propagate_bits): Update.
78 (merge_callee_local_info): Remove.
79 (init_function_info): Use cgraph nodes.
80 (clean_function_local_data): Break out from ...
81 (clean_function): ... here.
82 (copy_local_bitmap, copy_global_bitmap): New functions.
83 (duplicate_node_data, remove_node_data): New functions.
84 (generate_summary): Register hooks; use visibility instead of
86 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
87 * ipa-reference.h (ipa_reference_local_vars_info_d,
88 ipa_reference_global_vars_info_d,
89 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
90 ipa_reference_vars_info_t): Move to ipa-reference.c
91 (ipa_reference_get_read_local, ipa_reference_get_written_local):
93 (ipa_reference_get_read_global, ipa_reference_get_written_global,
94 ipa_reference_get_not_read_global, ipa_reference_get_not_written_global):
96 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
98 (node_duplication_hook_holder, node_removal_hook_holder): New.
99 (get_function_state, set_function_state): Use VECtor.
100 (analyze_function): Check body availability.
101 (add_new_function): Likewise.
102 (duplicate_node_data, remove_node_data): New.
103 (generate_summary): Register hooks; do not care about clones.
104 (propafate): Do not care about clones; recursive functions are not looping.
105 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
106 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
107 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
109 * tree-flow.h (function_ann_d): Remove reference_vars_info.
110 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops): Update call of
111 ipa-reference accesors.
113 2008-09-18 Simon Baldwin <simonb@google.com>
115 * c-opts.c (c_common_handle_option): Add handling for
116 -Wbuiltin-macro-redefined command line option.
117 * c.opt: Added builtin-macro-redefined option.
118 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
121 2008-09-18 Richard Guenther <rguenther@suse.de>
123 PR tree-optimization/37258
124 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
125 and signedness for integral types.
126 (vn_phi_eq): Require compatible types.
128 2008-09-18 Jakub Jelinek <jakub@redhat.com>
131 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
132 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
134 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
135 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
136 ggc_free other TREE_LIST nodes from that chain.
137 * function.c (instantiate_decls): Instantiate also DECL_RTL
138 of vars in cfun->local_decls, free that list afterwards.
140 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
142 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
143 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
145 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
147 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
148 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
150 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
152 PR tree-optimization/37102
153 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
154 from a node. Check to see if another PHI is dead.
155 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
156 remove real PHIs which have no uses.
157 (rewrite_out_of_ssa): Call eliminate_useless_phis.
159 2008-09-18 Richard Guenther <rguenther@suse.de>
162 * tree-cfg.c (remove_useless_stmts_1): Remove
163 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
165 2008-09-18 Nick Clifton <nickc@redhat.com>
167 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
168 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
169 to frv_secondary_reload_class.
170 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
171 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
172 (frv_secondary_reload_class): Omit unused parameter.
173 (frv_secondary_reload): New function. Handle the case when
174 secondary_reload_class() is called before the reload_(in|out)
175 _optabs have been initialised.
176 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
178 * config/frv/frv.md: Define an exclusion set between fr550_m0
181 2008-09-18 Richard Guenther <rguenther@suse.de>
183 PR tree-optimization/37456
184 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
185 want to insert after ends a BB insert on the single fallthru
188 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
190 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
191 Mention -march=z9-109, z9-ec and z10.
193 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
195 PR rtl-optimization/37544
196 * regrename.c (maybe_mode_change): Exit early when copy_mode
197 is narrower than orig_mode and narrower than new_mode.
199 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
202 * sched-int.h (struct _haifa_insn_data): Remove unused field
205 * sched-rgn.c (ref_counts): Remove.
206 (insn_referenced): New static variable.
207 (INSN_REF_COUNT): Remove.
208 (sched_run_compute_dependencies): Use insn_referenced instead of
210 (add_branch_dependences): Likewise. Delete dead assignment.
212 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
214 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
215 consumer is an asm. Add comment why this is important.
216 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
217 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
220 2008-09-17 Joseph Myers <joseph@codesourcery.com>
222 * expr.c (emit_group_store): Do not shift before moving via a
225 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
227 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
228 from aggregate to non-aggregate type if the bit pattern is not fully
229 preserved afterwards.
231 2008-09-17 Richard Guenther <rguenther@suse.de>
233 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
234 (verify_gimple_assign): ... this. Split into ...
235 (verify_gimple_assign_unary): ... this,
236 (verify_gimple_assign_binary): ... that,
237 (verify_gimple_assign_single): ... and this.
238 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
239 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
240 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
241 (verify_types_in_gimple_reference): Be forgiving with
243 (verify_gimple_phi): Deal with virtual operands.
245 * tree.def (PREDICT_EXPR): Change to tcc_expression.
247 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
249 * tree.c (get_callee_fndecl): Don't call the language hook.
250 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
251 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
252 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
254 2008-09-17 Jakub Jelinek <jakub@redhat.com>
256 * tree.c (protected_set_expr_location): Don't unnecessarily
257 check for error_mark_node.
259 2008-09-17 Art Haas <ahaas@impactweather.com>
261 * ipa-reference.c (analyze_function): Declare step only if
262 ENABLE_CHECKING is defined.
264 2008-09-17 Jan Hubicka <jh@suse.cz>
267 * tree.h (DECL_INLINE): remove.
268 (DECL_DECLARED_INLINE_P): Update docs.
269 (DECL_NO_INLINE_WARNING_P): new.
270 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
271 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
273 2008-09-17 Jakub Jelinek <jakub@redhat.com>
274 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
277 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
280 2008-09-17 Jan Hubicka <jh@suse.cz>
282 * ipa-reference.c (ipa_obstack): Remove.
283 (local_info_obstack, global_info_obstack): New.
284 (add_static_var): We now handle variables only.
285 (mark_address_taken, mark_load, mark_store): New functions based on ...
286 (check_operand): ... remove.
287 (get_asm_stmt_operands): Rename to ...
288 (check_asm_memory_clobber): ... this. Look only for memory clobber.
289 (scan_stmt_for_static_refs): Rewrite.
290 (scan_op_for_static_refs): Rename to ...
291 (scan_initializer_for_static_refs): do not look for VAR_DECL
292 initializers; stop recursion on types and decls.
293 (ipa_init): Use proper obstacks.
294 (analyze_variable): Use scan_initializer_for_static_refs.
295 (init_function_info): Use local obstack.
296 (analyze_function): Simplify.
297 (add_new_function): We don't need visited_nodes obstack.
298 (generate_summary): Use proper obstacks; cleanup after propagation.
300 2008-09-17 Richard Guenther <rguenther@suse.de>
303 PR tree-optimization/37491
304 * alias.c (get_alias_set): Use the canonical type.
305 * tree-vect-transform.c (vectorizable_store): Use the type of
306 the lhs for the vector type. Adjust checking.
307 (vectorizable_load): Adjust checking.
309 2008-09-16 Jakub Jelinek <jakub@redhat.com>
310 Adam Nemet <anemet@caviumnetworks.com>
312 PR rtl-optimization/37483
313 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
314 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
315 Rearrange code to better match the original comment. Check
316 t_unconditional first. Improve comment.
318 2008-09-16 Jakub Jelinek <jakub@redhat.com>
321 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
322 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
325 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
326 GIMPLE_TRY if cleanup sequence is empty.
328 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
331 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
332 eliminate IV if the cost are the same.
334 2008-09-16 Richard Guenther <rguenther@suse.de>
337 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
340 2008-09-16 Richard Guenther <rguenther@suse.de>
342 PR tree-optimization/37508
343 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
345 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
347 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
349 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
351 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
352 use gen_floatdidf2 directly.
353 (floatunssidf2): Likewise.
354 (floatsidf_ppc64_mfpgpr): Remove.
355 (floatsidf_ppc64): Remove.
356 (floatunssidf_ppc64): Remove.
358 2008-09-15 Jakub Jelinek <jakub@redhat.com>
360 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
361 rather than update_cost_queue.
363 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
364 in every call starting with the second one, instead of only when
365 alias_bitmap_obstack.elements != NULL.
367 * tree-predcom.c (filter_suitable_components): Free all refs in
368 act->refs vector before calling release_component.
369 (add_ref_to_chain): Free ref if not adding it to chain->refs.
371 * tree-data-ref.c (free_subscripts): Free all subscript objects.
373 * tree-loop-linear.c (linear_transform_loops): Initialize
374 lambda_obstack only after calling perfect_loop_nest_depth.
375 Goto free_and_continue instead of just continue for later failures.
378 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
381 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
383 2008-09-14 Andreas Schwab <schwab@suse.de>
385 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
387 2008-09-14 Jan Hubicka <jh@suse.cz>
389 * invoke.texi (-fconserve-stack): Document.
390 * opts.c (decode_options): Handle conserve_stack.
391 * common.opt (fconvserve_stack): New.
393 2008-09-14 David Edelsohn <edelsohn@gnu.org>
395 * config.host: Add x-aix to host_xmake_file.
396 * config/rs6000/t-aix52: Do not override LDFLAGS.
397 * config/rs6000/x-aix: New file.
399 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
405 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
406 is not recognized as a valid register usage. Allow REG_X to be used
408 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
409 forces a reload when using a base register.
411 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
413 * config/i386/cygming-crtend.c (register_frame_ctor): If
414 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
415 directly with atexit.
416 (deregister_frame_ctor): Rename to ...
417 (deregister_frame_dtor): Use to call __gcc_deregister_frame
418 if !DEFAULT_USE_CXA_ATEXIT.
420 2008-09-13 Jan Hubicka <jh@suse.cz>
422 * cgraph.c: Include value-prof.h
423 * Makefile.in (cgraph.o): Add value-prof.h dependency.
425 2008-09-13 Jan Hubicka <jh@suse.cz>
428 * tree-profile.c (add_abnormal_goto_call_edges): New function.
429 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
430 tree_gen_one_value_profiler, tree_gen_average_profiler,
431 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
433 2008-09-13 Jan Hubicka <jh@suse.cz>
435 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
436 too many bytes on misalligned blocks.
438 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
440 * doc/cfg.texi: Fix some typos.
441 * doc/extend.texi: Likewise.
442 * doc/install.texi: Likewise.
443 * doc/invoke.texi: Likewise.
444 * doc/rtl.texi: Likewise.
445 * doc/tree-ssa.texi: Likewise.
447 2008-09-13 Richard Guenther <rguenther@suse.de>
450 * tree-nested.c (finalize_nesting_tree_1): Generate valid
451 gimple stores for memory rhs.
453 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
455 PR rtl-optimization/37489
456 * cse.c (fold_rtx): Don't return const_true_rtx for float
457 compare if FLOAT_STORE_FLAG_VALUE is undefined.
459 2008-09-13 Jan Hubicka <jh@suse.cz>
461 PR tree-optimization/37392
462 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
464 2008-09-13 Martin Jambor <mjambor@suse.cz>
465 Jan Hubicka <jh@suse.cz>
467 * cgraph.c (free_edges): New variable.
468 (NEXT_FREE_EDGE): New macro.
469 (cgraph_free_edge): New function.
470 (cgraph_remove_edge): Call cgraph_remove_edge_1.
471 (cgraph_node_remove_callees): Likewise.
472 (cgraph_node_remove_callers): Likewise.
473 (cgraph_create_edge): Reuse edges from the free list. Do not
474 update uid if doing so.
475 (cgraph_remove_*_hook): Add free call.
477 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
479 * ira-color.c (conflict_allocno_vec): Delete.
480 (update_cost_queue_elem): New structure.
481 (update_cost_queue): New variable.
482 (update_cost_queue_tail): Likewise.
483 (update_cost_queue_elems): Likewise.
484 (allocno_update_cost_check): Delete.
485 (initiate_cost_update): Allocate update_cost_queue_elems
486 instead of allocno_update_cost_check.
487 (finish_cost_update): Update the free()s accordingly.
488 (start_update_cost): New function.
489 (queue_update_cost): Likewise.
490 (get_next_update_cost): Likewise.
491 (update_copy_costs_1): Inline into...
492 (update_copy_costs): ...here. Use a queue instead of recursive calls.
493 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
494 once we've established they are equal. Don't allocate update
495 costs if there is nothing to add to them.
496 (update_conflict_hard_regno_costs): Remove ALLOCNO and
497 DIVISOR arguments. Use a queue instead of recursive calls;
498 process all the allocnos in the initial queue, rather than
500 (assign_hard_reg): Use queue_update_cost instead of
501 conflict_allocno_vec. Queue coalesced allocnos instead
502 of calling update_conflict_hard_regno_costs for each one.
503 Just call update_conflict_hard_regno_costs once for the
505 (ira_color): Remove conflict_allocno_vec handling.
507 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
509 PR tree-optimization/37484
510 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
511 (save_var_name): Same.
512 (initialize_cloog_names): Same.
513 (initialize_cloog_names): Same.
515 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
517 * tree-scalar-evolution.c (set_instantiated_value): Set
520 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
524 * ira-build.c (common_loop_tree_node_dominator): Remove.
525 (copy_live_ranges_to_removed_store_destinations): New function.
526 (regno_top_level_allocno_map): Move to top level from ...
527 (ira_flattening): ... here. Use
528 copy_live_ranges_to_removed_store_destinations.
530 * ira-emit.c (generate_edge_moves): Fix a comment.
532 2008-09-12 Anatoly Sokolov <aesok@post.ru>
535 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
536 scratch register after 'set' pattern.
538 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
540 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
541 information passed to mark_reg_pointer.
542 * explow.c (force_reg): Likewise.
544 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
546 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
547 when building for the celledp architecture.
549 2008-09-12 Richard Guenther <rguenther@suse.de>
551 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
553 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
555 PR rtl-optimization/37424
556 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
557 the regnos instead of the addresses.
559 2008-09-11 Janis Johnson <janis187@us.ibm.com>
561 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
563 2008-09-11 Richard Guenther <rguenther@suse.de>
565 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
566 entering the weaker equivalence recording.
568 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
570 2008-09-11 Jeff Law <law@redhat.com>
572 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
573 by assign_stack_local on the IRA path for stack slot sharing
574 as well as the non-IRA path.
576 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
578 * config/i386/i386.h: Fix whitespace issues.
580 2008-09-11 Martin Jambor <mjambor@suse.cz>
582 * ipa-prop.h (struct ipa_param_flags): Removed.
583 (struct ipa_param_descriptor): New structure.
584 (struct ipa_node_params): ipcp_lattices, param_decls and
585 param_flags moved to ipa_param_description.
586 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
587 descriptors. Renamed all users.
588 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
589 changed to access descriptors. Renamed all users.
590 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
591 to access descriptors. Renamed all users.
592 * ipa-cp.c (ipcp_init_cloned_node): Call
593 ipa_initialize_node_params instead of ipa_count_formal_params and
594 ipa_create_param_decls_array.
595 (ipcp_analyze_node): Likewise.
596 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
597 descriptors. Renamed all users.
598 (ipcp_initialize_node_lattices): Remove allocation.
599 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
600 ipa_initialize_node_params instead of ipa_count_formal_params and
601 ipa_create_param_decls_array.
602 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
603 ipa_populate_param_decls, made static, added parameter info,
604 renamed mt to node, removed allocation, changed to use
606 (ipa_count_formal_params): Made static, added parameter info,
608 (ipa_initialize_node_params): New function.
609 (ipa_check_stmt_modifications): Changed to use descriptors.
610 (ipa_detect_param_modifications): Removed allocation, changed to
612 (ipa_note_param_call): Changed to use descriptors.
613 (ipa_analyze_params_uses): Removed allocation.
614 (ipa_free_node_params_substructures): Changed to use descriptors.
615 (ipa_edge_duplication_hook): Use the unused attribute.
616 (ipa_node_duplication_hook): Use the unused attribute, changed to
617 use descriptors, changed to duplicate descriptors.
619 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
620 changed all callers. Call ipa_propagate_indirect_call_infos if doing
621 indirect inlining. Made static.
622 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
623 functions called only once.
624 (cgraph_decide_recursive_inlining): Don't call
625 ipa_propagate_indirect_call_infos, pass new_edges to
626 cgraph_mark_inline_edge instead.
627 (cgraph_decide_inlining_of_small_functions): Don't call
628 ipa_propagate_indirect_call_infos, pass new_edges to
629 cgraph_mark_inline_edge instead.
630 (cgraph_decide_inlining): Don't call
631 ipa_propagate_indirect_call_infos.
632 * ipa-prop.c: Check that vectors are allocated.
634 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
635 iff a new cgraph edges have been created.
636 (cgraph_decide_inlining): New variable redo_always_inline.
637 Flattening and always_inlining loop until callgraph stabilizes.
638 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
639 true iff new cgraph edges have been created.
640 (propagate_info_to_inlined_callees): Likewise.
641 (ipa_propagate_indirect_call_infos): Likewise.
643 2008-09-11 Richard Guenther <rguenther@suse.de>
645 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
646 (set_prologue_iterations): Likewise.
647 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
649 (vect_update_init_of_dr): Likewise.
650 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
652 * fold-const.c (fold_unary): Do not generate calculations
655 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
657 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
658 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
659 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
661 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
663 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
664 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
665 before finalizing the changes.
666 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
668 (simplify_truth_ops_using_ranges): New.
669 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
670 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
671 whether a simplification was made.
672 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
673 use a switch statement and also call simplify_truth_ops_using_ranges.
675 2008-09-11 Jan Hubicka <jh@suse.cz>
677 * ggc-common.c (loc_array): Make static.
678 * dce.c (rest_of_handle_ud_dce): Free worklist.
680 2008-09-11 Jan Hubicka <jh@suse.cz>
682 * cgraph.c (cgraph_release_function_body): Plug memory leak on
683 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
684 function so we are sure we do not dangle it forever.
685 * function.c (outer_function_chain, find_function_data): Remove.
686 (function_context_stack): New.
687 (push_function_context, pop_function_context): Update.
688 * function.h (struct function): Remove pointer outer.
689 (outer_function_chain, find_function_data): Remove.
690 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
692 2008-09-11 Jan Hubicka <jh@suse.cz>
695 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
697 2008-09-11 Jan Hubicka <jh@suse.cz>
699 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
701 2008-09-11 Jan Hubicka <jh@suse.cz>
703 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
704 (free_var_map_entry): New function.
705 (redirect_edge_var_map_destroy): Use it.
707 2008-09-11 Jan Hubicka <jh@suse.cz>
710 * tree-inline.c (add_lexical_block): Replace with ...
711 (prepend_lexical_block): ... prepend at begginig.
712 (remap_blocks): Use it and reverse later.
713 (expand_call_inline): Use prepend_lexical_block.
715 2008-09-11 Jan Hubicka <jh@suse.cz>
717 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
719 2008-09-11 Jan Hubicka <jh@suse.cz>
721 * function.c (free_after_compilation): Call insn_locators_free.
722 * cfglayout.c (insn_locators_free): New function.
723 * rtl.h (insn_locators_free): Declare.
725 2008-09-11 Jan Hubicka <jh@suse.cz>
727 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
729 (cond_move_process_if_block): Update call.
731 2008-09-11 Jan Hubicka <jh@suse.cz>
733 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
734 * vec.c: Include hashtab.h
735 (vec_descriptor, ptr_hash_entry): New structures.
736 (vec_desc_hash, vec_ptr_map): New static variables.
737 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
738 register_overhead, free_overhead, vec_heap_free): New functions.
739 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
740 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
741 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
744 2008-09-11 Ira Rosen <irar@il.ibm.com>
746 PR tree-optimization/37474
747 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
748 length of load permutation.
750 2008-09-11 Andreas Schwab <schwab@suse.de>
752 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
754 2008-09-11 Jakub Jelinek <jakub@redhat.com>
757 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
758 * dse.c (find_shift_sequence): Use extract_low_bits instead of
761 2008-09-11 Ira Rosen <irar@il.ibm.com>
763 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
766 2008-09-10 Jakub Jelinek <jakub@redhat.com>
769 * gimplify.c (gimplify_body): Call default_rtl_profile.
772 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
773 instead of tok->val.node if not expanding to something else. Handle
774 intervening CPP_PADDING tokens.
775 (altivec_categorize_keyword): Remove unneeded comparisons.
777 2008-09-10 Richard Guenther <rguenther@suse.de>
779 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
781 2008-09-10 Richard Guenther <rguenther@suse.de>
784 * tree-inline.c (insert_init_stmt): Make sure to not
785 insert invalid gimple stores.
787 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
789 PR tree-optimization/37388
790 * toplev.c (process_options): Fail and warn when graphite
791 flags are used, but the compiler has not been configured
792 with graphite libraries.
793 * graphite.c (graphite_transform_loops): Remove printfs
794 to dump_file for the case when graphite is not available.
796 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
799 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
800 the even element into register.
801 (ix86_expand_vector_init_general): Don't use
802 ix86_expand_vector_init_interleave on V16QImode and V8HImode
803 if we can't move from GPR to SSE register directly.
805 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
807 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
808 not lose track of the number of NOPs needed. Number of NOPs needed
809 for sync vs. loads workaround was switched; corrected. Run second
810 pass for all workarounds. No NOPs needed after call insns. Change
811 second pass to use find_next_insn_start and find_load helpers in order
812 to properly detect parallel insns.
813 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
815 2008-09-10 Jan Hubicka <jh@suse.cz>
817 * value-prof.c (gimple_ic): Fix tuplification bug.
818 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
821 2008-09-10 Jakub Jelinek <jakub@redhat.com>
823 PR tree-optimization/37353
824 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
825 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
826 calls instead of cond_dead_built_in_calls.
827 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
828 initalize the vector only before adding first entry. Use VEC_safe_push
829 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
830 shrink_wrap_conditional_dead_built_in_calls call.
832 2008-09-10 Ira Rosen <irar@il.ibm.com>
834 PR tree-optimization/37385
835 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
836 and use it as a vector type if not NULL.
837 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
839 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
841 (vectorizable_load): Likewise.
843 2008-09-10 Jakub Jelinek <jakub@redhat.com>
845 * config/i386/i386.md (SWI32): New mode iterator.
846 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
849 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
851 PR rtl-optimization/37435
852 * caller-save.c (insert_restore, insert_save): Check the mode by
855 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
858 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
860 (dw2_output_indirect_constant_1): Use unstripped name in symbol
863 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
865 * doc/invoke.texi (ARM Options): Correct errors in discussion
866 of -mfloat-abi, -mhard-float, and -msoft-float.
868 2008-09-09 Jakub Jelinek <jakub@redhat.com>
869 Jan Hubicka <jh@suse.cz>
872 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
873 calling gimple_regimplify_operands on it. Iterate over all newly
874 added statements, not just the last one.
875 (insert_init_stmt): Insert stmt into seq first, then call
876 gimple_regimplify_operands on it. Don't create new gimplification
877 context, nor find referenced vars.
879 2008-09-09 Jakub Jelinek <jakub@redhat.com>
882 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
883 to pointer to vector pointer.
884 * ipa-prop.c (ipa_propagate_indirect_call_infos,
885 propagate_info_to_inlined_callees): Likewise.
886 (update_call_notes_after_inlining): Likewise. Push new indirect edge
887 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
888 ipa_check_create_edge_args.
889 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
890 to pointer to vector pointer.
891 (cgraph_decide_inlining_of_small_function): Adjust
892 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
896 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
897 optimizing for size, not speed.
899 PR rtl-optimization/37408
900 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
903 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
905 PR tree-optimization/37375
906 * tree-scalar-evolution.c (scev_info_str): Add field
908 (new_scev_info_str, eq_scev_info, find_var_scev_info,
909 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
910 set_instantiated_value): Pass instantiated_below.
911 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
913 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
914 the definitions are not instantiated.
916 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
917 (block_before_loop): New.
918 * tree-data-ref.c (dr_analyze_indices): Update uses of
920 * graphite.c (block_before_scop): New.
921 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
922 basic block, not a loop for determining the parameters.
923 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
925 (idx_record_params, find_params_in_bb, find_scop_parameters,
926 build_loop_iteration_domains, add_conditions_to_domain): Update calls
929 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
931 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
935 * ira-build.c (ira_create_allocno): Setup frequency to 0.
937 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
938 Check zero freq and increase if necessary.
940 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
942 * ira-conflicts.c (process_regs_for_copy): Check that the hard
943 regno is in the right range. Add comments.
945 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
947 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
949 * mips-tfile.c (copy_object): Cast alloca result to int *.
950 * mips-tdump.c (print_symbol): Cast xmalloc return values to
952 Rename class to sclass.
953 (read_tfile): Cast read_seek return values to proper types.
954 Cast xcalloc return value to proper type.
956 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
958 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
959 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
960 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
962 2008-09-09 Jan Hubicka <jh@suse.cz>
964 * profile.c (is_edge_inconsistent): Add debug output; ignore
965 negative count on fake edges.
966 (is_inconsistent): Add debug output.
968 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
970 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
972 (choose_ready): When first insn is chosen from the ready list, also
975 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
977 PR rtl-optimization/37360
978 * haifa-sched.c (max_issue): Do not assert that we never issue more
979 insns than issue_rate. Add comment.
981 2008-09-09 Richard Guenther <rguenther@suse.de>
983 * tree-cfg.c (verify_types_in_gimple_op): Remove.
984 (verify_types_in_gimple_call): Rename to ...
985 (verify_gimple_call): ... this. Enhance.
986 (verify_types_in_gimple_cond): Remove.
987 (verify_gimple_comparison): New function ...
988 (verify_types_in_gimple_assign): ... split out from here.
989 (verify_types_in_gimple_return): Rename to ...
990 (verify_gimple_return): ... this. Enhance.
991 (verify_types_in_gimple_switch): Rename to ...
992 (verify_gimple_switch): ... this. Enhance.
993 (verify_gimple_goto): New function.
994 (verify_types_in_gimple_phi): Rename to ...
995 (verify_gimple_phi): ... this. Enhance.
996 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
997 Fold in single-statement cases from verify_types_in_gimple_seq_2.
998 (verify_types_in_gimple_seq_2): Remove cases handled in
999 verify_types_in_gimple_stmt.
1001 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1003 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1004 (push_multiple_operation, pop_multiple_operation): Set it.
1005 (workaround_rts_anomaly): New function.
1006 (workaround_speculation): New function, broken out of bfin_reorg.
1007 (bfin_reorg): Call the new functions.
1009 2008-09-09 Richard Guenther <rguenther@suse.de>
1013 * gimplify.c (gimplify_conversion): Change conversions of
1014 non-register type to VIEW_CONVERT_EXPRs.
1015 (gimplify_addr_expr): If we need to make the operand
1016 addressable make sure to use a properly initialized
1017 temporary for that so it gets a valid gimple store.
1019 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1021 * function.h (struct function): Add function_start_locus.
1022 * cfgexpand.c (gimple_expand_cfg): Use it.
1023 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1025 2008-09-09 Richard Guenther <rguenther@suse.de>
1027 PR tree-optimization/37433
1028 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1031 2008-09-09 Richard Guenther <rguenther@suse.de>
1033 PR tree-optimization/37387
1034 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1035 and bits to a common type.
1037 2008-09-09 Nick Clifton <nickc@redhat.com>
1039 * config/v850/v850.md (return): Restore frame size restriction.
1041 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1043 * c-common.c (c_expand_decl): Remove.
1044 * c-common.h (anon_aggr_type_p): Remove prototype.
1045 (DECL_ANON_UNION_ELEMS): Remove.
1046 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1047 * c-decl.c (anon_aggr_type_p): Remove.
1048 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1049 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1050 * langhooks.h (struct lang_hooks): Remove expand_decl.
1051 * langhooks.c (lhd_expand_decl): Remove.
1052 * stmt.c (expand_anon_union_decl): Remove.
1053 * tree.h (expand_anon_union_decl): Remove prototype.
1055 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1058 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1060 * config/avr/avr.md (QISI) : Define mode iterator.
1061 (negated_tst<mode>) : Redefine as split using mode macro.
1062 (reversed_tstqi): Define insn as reversed compare with zero.
1063 (reversed_tsthi): Ditto.
1064 (reversed_tstsi): Ditto.
1066 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1069 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1070 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1073 * predict.c (optimize_function_for_size_p): Don't segfault if
1075 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1076 tree_swap_operands_p): Don't test cfun != NULL before calling
1077 optimize_function_for_s*_p.
1079 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1081 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1084 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1086 * crx/crx.h (IRA_COVER_CLASSES): Define.
1088 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1091 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1092 even when a stmt has been gimple_modified_p, but after fold_stmt is
1093 not any longer. Remove unneeded may_have_exposed_new_symbols
1096 2008-09-08 Richard Guenther <rguenther@suse.de>
1098 PR tree-optimization/37421
1099 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1102 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1105 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1107 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1110 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1111 * pa-hpux10.h (LINK_SPEC): Likewise.
1112 * pa-hpux11.h (LINK_SPEC): Likewise.
1114 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1116 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1117 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1119 2008-09-07 Helge Deller <deller@gmx.de>
1121 * pa/linux-atomic.c: New file.
1122 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1123 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1125 2008-09-07 Richard Guenther <rguenther@suse.de>
1126 Ira Rosen <irar@il.ibm.com>
1128 PR tree-optimization/36630
1129 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1130 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1132 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1133 Ira Rosen <irar@il.ibm.com>
1135 PR tree-optimization/35642
1136 * config/rs6000/altivec.md (mulv8hi3): Implement.
1138 2008-09-06 Jeff Law <law@redhat.com>
1140 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
1142 2008-09-06 Jan Hubicka <jh@suse.cz>
1144 PR tree-optimization/14703
1145 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1147 * passes.c (init_optimization_passes): Recompute inline parameters.
1149 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1151 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1154 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1155 Peter Fuerst <post@pfrst.de>
1157 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1158 * doc/extend.texi: Document __builtin_mips_cache.
1159 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
1160 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
1161 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1162 __GCC_HAVE_BUILTIN_MIPS_CACHE.
1163 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
1164 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
1165 (set_push_mips_isas): New variable.
1166 (mips_r10k_cache_barrier): New variable.
1167 (cache): New availability predicate.
1168 (mips_builtins): Add an entry for __builtin_mips_cache.
1169 (mips_build_cvpointer_type): New function.
1170 (MIPS_ATYPE_CVPOINTER): New macro.
1171 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
1173 (r10k_simplified_address_p, r10k_simplify_address)
1174 (r10k_uncached_address_p, r10k_safe_address_p)
1175 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
1176 (r10k_needs_protection_p_call, r10k_needs_protection_p)
1177 (r10k_insert_cache_barriers): New functions.
1178 (mips_reorg_process_insns): Delete cache barriers after a
1179 branch-likely instruction.
1180 (mips_reorg): Call r10k_insert_cache_barriers.
1181 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
1182 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
1183 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
1184 (mips_cache, r10k_cache_barrier): New define_insns.
1186 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1188 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1189 * ira-color.c (setup_allocno_left_conflicts_num): Use
1190 hard_reg_set_equal_p instead of a comparison with
1191 ira_zero_hard_reg_set.
1192 * ira.c (setup_reg_subclasses): Likewise.
1193 (setup_cover_and_important_classes): Likewise.
1194 (setup_class_translate): Likewise.
1195 (setup_reg_class_intersect_union): Likewise.
1196 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1197 (ira_init_once): Don't initialize them.
1199 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1201 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
1203 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1205 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
1207 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1209 Improved branch hints, safe hints, and scheduling.
1211 * haifa-sched.c (sched_emit_insn) : Define.
1212 * sched-int.h (sched_emit_insn) : Add prototype.
1213 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
1214 -mhint-max-distance -msafe-hints) : Document.
1215 * config/spu/spu.c (spu_flag_var_tracking): New.
1216 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
1217 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
1218 TARGET_ASM_FILE_START): Define.
1219 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
1220 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
1221 (spu_emit_branch_hint): Add blocks argument.
1222 (insert_branch_hints, insert_nops): Remove.
1223 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
1224 uses_ls_unit, spu_sched_init_global, spu_sched_init,
1225 spu_sched_reorder, asm_file_start): New functions.
1226 (clock_var, spu_sched_length, pipe0_clock,
1227 pipe1_clock, prev_clock_var, prev_priority,
1228 spu_ls_first, prev_ls_clock): New static variables.
1229 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
1230 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
1231 (nopn_nv): Add a non-volatile version of nop.
1232 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
1233 -mhint-max-distance, -msafe-hints): New options.
1235 2008-09-05 Janis Johnson <janis187@us.ibm.com>
1236 Samuel Tardieu <sam@rfc1149.net>
1238 * opts.c (decode_options): Combine nested if statements.
1241 * opts.c (decode_options): Handle more relationships among
1242 unit-at-a-time, toplevel-reorder, and section-anchors.
1244 2008-09-05 David Daney <ddaney@avtrex.com>
1246 * doc/install.texi (--enable-reduced-reflection): Document new option.
1248 2008-09-05 Bob Wilson <bob.wilson@acm.org>
1250 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
1252 (constantpool_operand): New.
1253 (move_operand): Disallow sub-word modes for the constant pool.
1254 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
1255 (xtensa_secondary_reload_class): Replace with....
1256 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
1257 Set icode for sub-word reloads from the constant pool.
1258 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
1259 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1260 * config/xtensa/xtensa.md (reload<mode>_literal): New.
1261 * config/xtensa/xtensa-protos.h: Update prototypes.
1263 2008-09-05 Joseph Myers <joseph@codesourcery.com>
1265 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
1266 (REG_CLASS_NAMES): Update.
1267 (REG_CLASS_CONTENTS): Update.
1268 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
1269 of ALL_REGS for regs 77 and 78.
1270 * function.c (instantiate_virtual_regs_in_insn): Assert that
1271 return value of simplify_gen_subreg is not NULL.
1273 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
1275 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
1276 (gen_rtvec_v): Fix coding standards.
1278 2008-09-04 Jan Hubicka <jh@suse.cz>
1280 * i386.c (decide_alg): Be more conservative about optimizing for size.
1282 2008-09-04 Ian Lance Taylor <iant@google.com>
1284 * varasm.c (narrowing_initializer_constant_valid_p): New
1286 (initializer_constant_valid_p): Call it.
1288 2008-09-04 Jeff Law <law@redhat.com>
1290 * fold-const.c (native_encode_real): Fix computation of WORDS.
1291 (native_interpret_real): Likewise.
1293 2008-09-04 Janis Johnson <janis187@us.ibm.com>
1295 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
1297 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1299 * ira-conflicts.c (process_regs_for_copy): Check insn to check
1300 that the cost is already taken into account in ira-costs.c
1302 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
1304 * ira-build.c (print_copy, print_copies, ira_debug_copy,
1305 ira_debug_copies): New.
1306 (ira_bulid): Call print_copies.
1308 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
1310 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
1313 * config/rs6000/rs6000.c (optimization_options): Remove check of
1314 flag_toplevel_order.
1316 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1318 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
1319 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
1320 second operand is a reg_imm10_operand.
1321 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
1322 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
1323 (*seq_<GPR:mode><GPR2:mode>): Rename to
1324 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
1326 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
1327 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
1329 (*sne_<GPR:mode><GPR2:mode>): Rename to
1330 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
1333 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1335 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
1336 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
1337 combining an arithmetic right shift by more than 31 and a
1338 trunction. Don't match for out-of-range shift amounts. Set
1339 attribute mode to <MODE>.
1340 (*lshr32_trunc<mode>): Name the pattern combining a logical right
1341 shift by 32 and and a truncation. Set attribute mode to <MODE>.
1342 (*<optab>_trunc<mode>_exts): New pattern for truncated right
1343 shifts by less than 32.
1344 (extv): Change predicate on first operand to accept registers.
1345 Change predicate of the other operands from immediate_operand to
1346 const_int_operand. Expand exts when source is a register.
1347 (extzv): Change predicate of the constant operands from
1348 immediate_operand to const_int_operand.
1349 (extzv<mode>): Change predicate of the constant operands from
1350 immediate_operand to const_int_operand and no constraint. Also
1352 (*extzv_trunc<mode>_exts): New pattern.
1354 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1356 * config/mips/mips.h (ISA_HAS_CINS): New macro.
1357 * config/mips/mips-protos.h (mask_low_and_shift_p,
1358 mask_low_and_shift_len): Declare.
1359 * config/mips/mips.c (mask_low_and_shift_p,
1360 mask_low_and_shift_len): New functions.
1361 (mips_print_operand): Handle new operand prefix "m".
1362 * config/mips/mips.md (*cins<mode>): New pattern.
1364 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1366 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
1367 optimizing for size.
1369 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1371 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
1372 regardless of epilogue_completed.
1374 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1377 * ira-lives.c (process_bb_node_lives): Check setjmp.
1379 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1382 * ira-build.c (form_loop_tree): Reverse BB walk.
1383 (create_bb_allocnos): Likewise.
1384 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
1385 (mark_reg_store): Rename to...
1386 (mark_ref_live): ...this and take a df_ref argument instead of
1387 note_stores arguments. Assert that we have a register.
1388 (mark_reg_clobber): Delete.
1389 (def_conflicts_with_inputs_p): New function.
1390 (mark_reg_conflicts): Delete.
1391 (mark_reg_death): Rename to...
1392 (mark_ref_dead): ...this and take a df_ref argument instead of
1393 a register. Assert that we have a register.
1394 (process_bb_node_lives): Hoist frequency calculation out of
1395 instruction walk. Convert from a forwards scan to a backwards scan.
1396 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
1397 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
1398 (create_allocno_live_ranges): Don't create regs_set.
1400 2008-09-04 Ian Lance Taylor <iant@google.com>
1402 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
1403 or REG_LABEL_TARGET.
1404 * calls.c (emit_library_call_value_1): Use MEM_P rather than
1405 comparing MODE with MEM.
1406 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
1407 comparing with GF_PREDICT_TAKEN.
1408 (gimple_get_lhs): Change code to enum gimple_code.
1409 (gimple_set_lhs): Likewise.
1410 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
1411 * omp-low.c (find_omp_clause): Change kind parameter to enum
1413 * tree-flow.h (find_omp_clause): Update declaration.
1414 * regrename.c (clear_dead_regs): Change kind parameter to enum
1416 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
1418 * see.c (see_get_extension_data): Change return type to enum
1419 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
1420 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
1421 (see_gen_normalized_extension): Change extension_code parameter to
1423 (see_seek_pre_extension_expr): Change extension_code to enum
1425 (see_merge_one_def_extension): Likewise.
1426 (see_handle_relevant_defs): Likewise.
1427 (see_handle_relevant_uses): Likewise.
1428 (see_analyze_one_def): Likewise.
1429 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
1430 GIMPLE_ASM rather than ASM_EXPR.
1431 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
1432 GIMPLE_RETURN rather than RETURN_EXPR.
1433 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
1434 (evaluate_stmt): Likewise.
1435 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
1436 to enum vect_relevant.
1437 (vect_mark_stmts_to_be_vectorized): Change assertion to not
1438 compare gimple codes with tree codes.
1440 2008-09-04 Paul Brook <paul@codesourcery.com>
1442 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
1444 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1446 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
1447 pointer check lost in the recent no-unit-at-a-time patch.
1449 2008-09-04 Jan Hubicka <jh@suse.cz>
1452 * tree-switch-conversion.c (check_final_bb): Accept only IP
1455 2008-09-04 Jan Hubicka <jh@suse.cz>
1457 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
1459 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
1460 using_ranges argument.
1461 (vrp_evaluate_conditional): Avoid bogus warning for type range.
1462 (vrp_visit_cond_stmt): Update call of
1463 vrp_evaluate_conditional_warnv_with_ops
1465 2008-09-04 Jan Hubicka <jh@suse.cz>
1467 PR tree-optimization/37345
1468 PR tree-optimization/37358
1469 PR tree-optimization/37357
1470 * tree.c (build_function_type_skip_args): Build distinct type copy;
1472 (build_function_decl_skip_args): Set type of new decl not orig decl;
1473 clear DECL_VINDEX for methods turned into functions.
1475 2008-09-04 Nick Clifton <nickc@redhat.com>
1477 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
1478 * configure: Regenerate.
1479 * config.in: Regenerate.
1480 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
1481 alignment field, if it is supported.
1483 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
1485 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
1488 2008-09-03 David Edelsohn <edelsohn@gnu.org>
1490 * config/rs6000/rs6000.c (processor_target_table): Do not
1491 enable VMX for POWER6.
1493 2008-09-03 Anton Blanchard <anton@samba.org>
1495 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
1496 emit memory barrier before operation.
1498 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
1501 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
1502 default_elf_asm_output_external.
1504 2008-09-03 Jeff Law <law@redhat.com>
1506 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
1508 2008-09-03 Richard Henderson <rth@redhat.com>
1510 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
1511 memory barrier to below the test-and-set.
1512 (alpha_split_lock_test_and_set_12): Likewise.
1514 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1518 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
1521 * ira-color.c (print_loop_title): Use all_allocnos.
1522 (color_pass): Ditto. Don't add border_allocnos. Check that
1523 subloop allocno in the correspdoning bitmap all_allocnos.
1525 * ira-emit.c (change_loop): Use all_allocnos.
1527 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
1529 (ira_create_allocno): Set up all_allocnos bit for the created
1531 (create_cap_allocno): Remove setting mentioned_allocnos.
1532 (create_insn_allocnos): Ditto.
1533 (remove_unnecessary_allocnos): Use all_allocnos.
1534 (check_allocno_creation): Check that allocnos are in the
1535 corresponding bitmap all_allocnos.
1537 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1541 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
1542 (process_regs_for_copy): Process subregs. Refine check when cost
1543 is taken into account in ira-costs.c.
1544 (process_reg_shuffles): Use REG_SUBREG_P.
1545 (add_insn_allocno_copies): Ditto. Ignore modes.
1547 * ira-color.c (conflict_allocno_vec): New.
1548 (COST_HOP_DIVISOR): New macro.
1549 (update_copy_costs_1): Use it.
1550 (update_conflict_hard_regno_costs): New function.
1551 (assign_hard_reg): Use it.
1552 (ira_color): Allocate and free conflict_allocno_vec.
1554 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1558 * ira-int.h (ira_sort_insn_chain): Remove.
1560 * ira.c (basic_block_order_nums, chain_insn_order,
1561 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
1562 (ira): Don't call ira_sort_insn_chain.
1564 * reload1.c (reload): Don't call ira_sort_insn_chain.
1566 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1569 * cgraphunit.c (update_call_expr): Remove eh regions from statements
1570 which become non throw.
1571 (cgraph_function_versioning): Also clear DECL_WEAK. Call
1572 update_call_expr after updating the flags on the decl.
1574 2008-09-03 Jan Hubicka <jh@suse.cz>
1576 PR tree-optimization/37315
1577 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
1578 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
1579 (cgraph_analyze_functions): Use node->analyzed
1580 (cgraph_mark_functions_to_output): Likewise.
1581 (cgraph_expand_function): All functions can be released after
1583 (cgraph_optimize): Use gimple_has_body_p.
1584 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
1585 (cgraph_decide_inlining_incrementally): Likewise.
1586 (inline_transform): Inline transform.
1587 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
1589 (inlinable_function_p): Drop gimple_body check.
1590 (expand_call_inline): Use gimple_has_body_p.
1591 * gimple.c (gimple_has_body_p): New.
1592 * gimple.h (gimple_has_body_p): Add prototype.
1593 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
1594 (dump_function_to_file): Use gimple_has_body_p check.
1596 2008-09-03 Jakub Jelinek <jakub@redhat.com>
1599 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
1601 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
1603 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1605 From Michael Frysinger <michael.frysinger@analog.com>
1606 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
1607 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
1610 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
1613 * doc/extend.texi: Document picoChip builtin functions.
1614 * doc/invoke.texi: Document picoChip options.
1615 * doc/contrib.texi: Add picoChip contribution.
1616 * doc/md.texi: Document picoChip constraints.
1617 * config.gcc: Add picochip-*-*.
1618 * config/picochip/: Add new port.
1620 2008-09-03 Richard Guenther <rguenther@suse.de>
1622 PR tree-optimization/37328
1623 * tree-sra.c (sra_build_assignment): Gimplify properly.
1624 (generate_copy_inout): Take the correct stmt as definition,
1625 remove bogus assert.
1627 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1629 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
1632 From Michael Frysinger <michael.frysinger@analog.com>
1633 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
1635 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
1637 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
1638 (__gthread_setspecific): Revert 2008-08-31 change to
1639 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
1641 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
1643 * diagnostic.c (error_at): New.
1644 * toplev.h (error_at): New prototype.
1645 * c-typeck.c (build_array_ref): Call error_at instead of error.
1646 Pass location to pedwarn.
1648 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
1650 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
1652 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1654 * dwarf2out.c (tree_add_const_value_attribute): Only handle
1655 VAR_DECL and CONST_DECL.
1657 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1658 Jakub Jelinek <jakub@redhat.com>
1660 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
1661 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
1662 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
1663 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
1664 Don't set ix86_save_varrargs_registers.
1665 (ix86_setup_incoming_varargs): Assume cum != NULL.
1666 (ix86_va_start): Check ix86_varargs_gpr_size and
1667 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
1668 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
1669 from frame pointer if ix86_varargs_gpr_size == 0.
1670 (ix86_compute_frame_layout): Updated.
1671 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
1672 (ix86_varargs_gpr_size): Define.
1673 (ix86_varargs_fpr_size): Likewise.
1674 (machine_function): Remove save_varrargs_registers.
1675 Add varargs_gpr_size and varargs_fpr_size.
1677 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1679 * config/alpha/alpha.c (va_list_skip_additions,
1680 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
1681 (alpha_gimplify_va_arg): Call unshare_expr on second use of
1684 PR tree-optimization/36766
1685 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
1686 for already removed basic blocks.
1689 * real.c (real_maxval): Clear a lower bit to make real_maxval
1690 match get_max_float for IBM long double format.
1692 2008-09-02 Andreas Schwab <schwab@suse.de>
1694 * configure.ac: Use m4_quote to quote the expansion of m4_do.
1695 * configure: Regenerate.
1697 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
1699 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
1700 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
1701 checking for a non-VOID CONSTANT_P.
1703 2008-09-02 Jan Hubicka <jh@suse.cz>
1705 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
1706 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
1709 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1711 * expr.c (emit_group_store): Don't assert stack temp mode size.
1713 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
1714 Tobias Grosser <grosser@fim.uni-passau.de>
1715 Jan Sjodin <jan.sjodin@amd.com>
1716 Harsha Jagasia <harsha.jagasia@amd.com>
1717 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1718 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1719 Adrien Eliche <aeliche@isty.uvsq.fr>
1721 Merge from graphite branch.
1724 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
1725 * doc/invoke.texi (-floop-block, -floop-interchange,
1726 -floop-strip-mine): Document new flags.
1727 * tree-into-ssa.c (gimple_vec): Moved...
1728 * tree-loop-distribution.c (rdg_component): Moved...
1729 * cfgloopmanip.c: Include tree-flow.h.
1730 (update_dominators_in_loop): New.
1731 (create_empty_if_region_on_edge): New.
1732 (create_empty_loop_on_edge): New.
1733 (loopify): Use update_dominators_in_loop.
1734 * tree-pass.h (pass_graphite_transforms): Declared.
1735 * configure: Regenerate.
1736 * tree-phinodes.c (make_phi_node): Export.
1737 (add_phi_node_to_bb): New, split from create_phi_node.
1738 * tree-chrec.c (for_each_scev_op): New.
1739 * tree-chrec.h (for_each_scev_op): Declared.
1740 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
1741 (remove_statement): Call get_phi_with_result.
1742 * config.in (HAVE_cloog): Undef.
1743 * gdbinit.in (pgg): New.
1744 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
1745 * tree-ssa-loop.c (graphite_transforms): New.
1746 (gate_graphite_transforms): New.
1747 (pass_graphite_transforms): New.
1748 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
1749 HAVE_cloog): Defined.
1750 * tree-vectorizer.c (rename_variables_in_bb): Export.
1751 * tree-data-ref.c (dr_may_alias_p): Export.
1752 (stmt_simple_memref_p): New.
1753 (find_data_references_in_stmt): Export.
1754 (find_data_references_in_loop): Export.
1755 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
1756 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
1757 (create_rdg_vertices): Export.
1758 (build_empty_rdg): New.
1759 (build_rdg): Call build_empty_rdg. Free dependence_relations.
1760 * tree-data-ref.h (rdg_component): ... here.
1762 (struct data_reference): Add a field scop.
1764 (find_data_references_in_loop): Declared.
1765 (find_data_references_in_stmt): Declared.
1766 (create_rdg_vertices): Declared.
1767 (dr_may_alias_p): Declared.
1768 (stmt_simple_memref_p): Declared.
1769 (struct rdg_edge): Add a field ddr_p relation.
1770 (build_empty_rdg): Declared.
1771 * lambda.h (lambda_matrix): Declare a VEC of.
1772 (find_induction_var_from_exit_cond): Declared.
1773 (lambda_vector_compare): New.
1774 * common.opt (fgraphite, floop-strip-mine,
1775 floop-interchange, floop-block): New flags.
1776 * lambda-code.c (find_induction_var_from_exit_cond): Export.
1777 * cfgloop.c (is_loop_exit): New.
1778 * cfgloop.h (is_loop_exit): Declared.
1779 (create_empty_if_region_on_edge): Declared.
1780 (create_empty_loop_on_edge): Declared.
1781 * tree-flow.h (add_phi_node_to_bb): Declared.
1782 (make_phi_node): Declared.
1783 (rename_variables_in_bb): Declared.
1784 (perfect_loop_nest_depth): Declared.
1785 (graphite_transform_loops): Declared.
1786 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
1787 (graphite.o-warn): Add -Wno-error.
1788 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
1789 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
1790 (INCLUDES): Add PPLINC, CLOOGINC.
1791 (OBJS-common): Add graphite.o.
1792 (graphite.o): Add rule.
1793 * gimple.h (gimple_vec): ... here.
1794 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
1795 * passes.c (init_optimization_passes): Schedule
1796 pass_graphite_transforms.
1798 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
1801 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
1802 and -fno-toplevel-reorder after handle_options.
1804 2008-09-02 Paul Brook <paul@codesourcery.com>
1806 * config/arm/arm.c (arm_tune_cortex_a9): Define.
1807 (arm_override_options): Set arm_tune_cortex_a9.
1808 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
1809 (arm_issue_rate): Handle cortexa9.
1810 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
1811 * config/arm/arm-cores.def: Add cortex-a9.
1812 * config/arm/arm-tune.md: Regenerate.
1813 * config/arm/arm.md: Include cortex-a9.md.
1814 (generic_sched, generic_vfp): Add cortexa9.
1815 * config/arm/cortex-a9.md: New file.
1817 2008-09-02 Richard Guenther <rguenther@suse.de>
1819 PR tree-optimization/37327
1820 * tree-vrp.c (register_new_assert_for): Make sure to not have
1821 TREE_OVERFLOW set on the bound.
1823 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
1825 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
1827 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
1828 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
1831 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
1833 * gcc/config/spu/spu.md (divdf3): Removed.
1835 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1837 PR tree-optimization/37095
1838 * cgraph.c (cgraph_node): When creating new cgraph node after
1839 assembler_name_hash has been populated, record it in the hash
1842 2008-09-01 Paul Brook <paul@codesourcery.com>
1844 * doc/invoke.texi: Document -mword-relocations.
1845 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1846 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1847 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1848 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
1849 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
1850 (arm_emit_movpair): New function.
1851 (arm_print_operand <c>): Handle sybolic addresses.
1852 * config/arm/arm.h (TARGET_USE_MOVT): Define.
1853 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1854 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
1855 * config/arm/arm.opt: Add -mword-relocations.
1856 * config/arm/arm.md (movsi): Use arm_emit_movpair.
1857 (arm_movt, arm_movw): New.
1859 2008-09-01 Paul Brook <paul@codesourcery.com>
1861 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
1862 Allow Interworking on ARMv4 EABI based targets.
1863 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
1864 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
1866 2008-09-01 Paul Brook <paul@codesourcery.com>
1868 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
1869 optimized LT0 test. Remove optimization for GT.
1871 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1873 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
1874 openmp applications.
1875 * pa-hpux11.h (LIB_SPEC): Likewise.
1877 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
1880 2008-09-01 Jan Hubicka <jh@suse.cz>
1882 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
1883 present, use only counts; when guessed use only frequencies.
1884 (estimate_bb_frequencies): Use function_frequency.
1885 * profile.c (compute_branch_probabilities): Exit early when
1886 profile reading failed. Set profile_status.
1887 (branch_prob): Do not set profile_status.
1889 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
1891 * tree.c (protected_set_expr_location): New.
1892 * tree.h (protected_set_expr_location): New prototype.
1893 * c-tree.h (build_array_ref): Add argument.
1894 (parser_build_unary_op): Same.
1895 * c-typeck.c (build_indirect_ref): Handle new location argument.
1896 (build_array_ref): Same.
1897 (parser_build_unary_op): Same.
1898 * gimplify.c (gimplify_asm_expr): Set input_location before calling
1900 * c-omp.c (c_finish_omp_atomic): Pass location when calling
1902 * c-common.c (finish_label_address_expr): Handle new location argument.
1903 * c-common.h (build_indirect_ref): Add argument.
1904 (finish_label_address_expr): Same.
1905 * c-parser.c (c_parser_unary_expression): Pass location to build
1907 (c_parser_postfix_expression): Same.
1909 2008-09-01 Paul Brook <paul@codesourcery.com>
1911 * config/arm/arm.md: Include cortex-r4f.md.
1912 (attr fpu): Update type list.
1913 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
1914 fconstd, fcmps and fcmpd.
1915 (attr tune_cortexr4): Define.
1916 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
1917 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
1918 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
1919 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
1920 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
1921 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
1922 cortex_a8_vfp_farith: Ditto.
1923 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
1924 * config/arm/cortex-r4.md: Use tune_cortexr4.
1925 * config/arm/cortex-r4f.md: New file.
1927 2008-09-01 Richard Guenther <rguenther@suse.de>
1929 PR tree-optimization/37305
1930 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
1931 the result of constant conversions.
1932 (fold_gimple_assign): Likewise.
1934 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1936 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
1937 #ifdef ENABLE_CHECKING.
1939 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1941 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
1942 * sched-int.h (print_insn, print_pattern, print_value): Declare also
1943 when !INSN_SCHEDULING.
1945 2008-09-01 Andreas Schwab <schwab@suse.de>
1947 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
1949 2008-09-01 Paul Brook <paul@codesourcery.com>
1951 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
1953 2008-09-01 Jan Hubicka <jh@suse.cz>
1955 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
1957 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
1959 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
1960 * gimplify.c (gimplify_init_constructor): Add speed operand.
1961 * tree-sra.c (decide_block_copy): Likewise.
1962 * tree-inline.c (estimate_move_cost): Likewise.
1963 * config/alpha/alpha.h (MOVE_RATIO): Update.
1964 * config/frv/frv.c (MOVE_RATIO): Update.
1965 * config/spu/spu.h (MOVE_RATIO): Update.
1966 * config/sparc/sparc.h (MOVE_RATIO): Update.
1967 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
1968 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
1969 * config/cris/cris.h (MOVE_RATIO): Update.
1970 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
1971 * config/arm/arm.h (MOVE_RATIO): Update.
1972 * config/pa/pa.md: Update uses of MOVE_RATIO
1973 * config/pa/pa.h (MOVE_RATIO): Update.
1974 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
1975 CLEAR_RATIO, SET_RATIO): Update.
1976 * config/h8300/h8300.h (MOVE_RATIO): Update.
1977 * config/v850/v850.h (MOVE_RATIO): Update.
1978 * config/bfin/bfin.h (MOVE_RATIO): Update.
1980 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
1981 Dmitry Melnik <dm@ispras.ru>
1982 Dmitry Zhurikhin <zhur@ispras.ru>
1983 Alexander Monakov <amonakov@ispras.ru>
1984 Maxim Kuvyrkov <maxim@codesourcery.com>
1986 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
1987 sel-sched-dump.c, sel-sched-ir.c: New files.
1988 * Makefile.in (OBJS-common): Add selective scheduling object files.
1989 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
1990 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
1991 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
1992 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
1993 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
1994 (make_forwarder_block): Update loop latch if we have redirected
1995 the loop latch edge.
1996 * cfgloop.c (get_loop_body_in_custom_order): New function.
1997 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
1998 (CP_FALLTHRU_PREHEADERS): Likewise.
1999 (get_loop_body_in_custom_order): Declare.
2000 * cfgloopmanip.c (has_preds_from_loop): New.
2001 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2002 Assert that the preheader edge will be fall thru when it is set.
2003 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2004 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2005 fsel-sched-substitution, fselective-scheduling): New flags.
2006 * cse.c (hash_rtx_cb): New.
2008 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2009 sel_sched_insn_cnt): New counters.
2010 * final.c (compute_alignments): Export. Free dominance
2011 info after loop_optimizer_finalize.
2012 * genattr.c (main): Output maximal_insn_latency prototype.
2013 * genautomata.c (output_default_latencies): New.
2014 Factor its code from ...
2015 (output_internal_insn_latency_func): ... here.
2016 (output_internal_maximal_insn_latency_func): New.
2017 (output_maximal_insn_latency_func): New.
2018 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2019 (struct hard_reg_set_iterator): New.
2020 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2021 hard_reg_set_iter_next): New functions.
2022 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2023 * lists.c (remove_free_INSN_LIST_node,
2024 remove_free_EXPR_LIST_node): New functions.
2025 * loop-init.c (loop_optimizer_init): When
2026 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2027 calling create_preheaders.
2028 (loop_optimizer_finalize): Do not verify flow info after reload.
2029 * recog.c (validate_replace_rtx_1): New parameter simplify.
2030 Default it to true. Update all uses. Factor out simplifying
2032 (simplify_while_replacing): ... this new function.
2033 (validate_replace_rtx_part,
2034 validate_replace_rtx_part_nosimplify): New.
2035 * recog.h (validate_replace_rtx_part,
2036 validate_replace_rtx_part_nosimplify): Declare.
2037 * rtl.c (rtx_equal_p_cb): New.
2038 (rtx_equal_p): Use it.
2039 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2040 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2041 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2042 * vecprim.h: Add a vector type for unsigned int.
2043 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2044 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2045 ready_try, cycle_issued_insns, spec_info): Make global.
2046 (readyp): Initialize.
2047 (dfa_lookahead): New global variable.
2048 (old_max_uid, old_last_basic_block): Remove.
2049 (h_i_d): Make it a vector.
2050 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2052 (after_recovery, adding_bb_to_current_region_p):
2053 New variables to handle correct insertion of the recovery code.
2054 (struct ready_list): Move declaration to sched-int.h.
2055 (rgn_n_insns): Removed.
2056 (rtx_vec_t): Move to sched-int.h.
2057 (find_insn_reg_weight): Remove.
2058 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2059 (haifa_init_h_i_d, haifa_finish_h_i_d):
2060 New functions to initialize / finalize haifa instruction data.
2061 (extend_h_i_d, init_h_i_d): Rewrite.
2062 (unlink_other_notes): Move logic to add_to_note_list. Handle
2063 selective scheduler.
2064 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2065 find_fallthru_edge): Make global, remove static prototypes.
2066 (max_issue): Make global. Add privileged_n and state parameters. Use
2068 (extend_global, extend_all): Removed.
2069 (init_before_recovery): Add new param. Fix the handling of the case
2070 when we insert a recovery code before the EXIT which has a predecessor
2071 with a fallthrough edge to it.
2072 (create_recovery_block): Make global. Rename to
2073 sched_create_recovery_block. Update.
2074 (change_pattern): Rename to sched_change_pattern. Make global.
2075 (speculate_insn): Rename to sched_speculate_insn. Make global.
2076 Split haifa-specific functionality into ...
2077 (haifa_change_pattern): New static function.
2078 (sched_extend_bb): New static function.
2079 (sched_init_bbs): New function.
2080 (current_sched_info): Change type to struct haifa_sched_info.
2081 (insn_cost): Adjust for selective scheduling.
2082 (dep_cost_1): New function. Move logic from ...
2083 (dep_cost): ... here.
2084 (dep_cost): Use dep_cost_1.
2085 (contributes_to_priority_p): Use sched_deps_info instead of
2087 (priority): Adjust to work with selective scheduling. Process the
2088 corner case when all dependencies don't contribute to priority.
2089 (rank_for_schedule): Use ds_weak instead of dep_weak.
2090 (advance_state): New function. Move logic from ...
2091 (advance_one_cycle): ... here.
2092 (add_to_note_list, concat_note_lists): New functions.
2093 (rm_other_notes): Make static. Adjust for selective scheduling.
2094 (remove_notes, restore_other_notes): New functions.
2095 (move_insn): Add two arguments. Update assert. Don't call
2097 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2098 Remove more_issue, max_points. Move the code to initialize
2099 max_lookahead_tries to max_issue.
2100 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2101 ready. Adjust use of move_insn. Call restore_other_notes.
2103 (sched_init, sched_finish): Move Haifa-specific initialization/
2105 (haifa_sched_init, haifa_sched_finish): ... respectively.
2107 (setup_sched_dump): New function.
2108 (haifa_init_only_bb): New static function.
2109 (haifa_speculate_insn): New static function.
2110 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2111 (extend_ready, extend_all): Remove.
2112 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2113 (create_check_block_twin, add_to_speculative_block): Use
2114 haifa_insns_init instead of extend_global. Update to use new
2115 initialization functions. Change parameter. Factor out code from
2116 create_check_block_twin to ...
2117 (sched_create_recovery_edges) ... this new function.
2118 (add_block): Remove.
2119 (sched_scan_info): New.
2120 (extend_bb): Use sched_scan_info.
2121 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2122 static functions for walking through scheduling region.
2123 (sched_luids): New vector variable to replace uid_to_luid.
2124 (luids_extend_insn): New function.
2125 (sched_max_luid): New variable.
2126 (luids_init_insn): New function.
2127 (sched_init_luids, sched_finish_luids): New functions.
2128 (insn_luid): New debug function.
2129 (sched_extend_target): New function.
2130 (haifa_init_insn): New static function.
2131 (sched_init_only_bb): New hook.
2132 (sched_split_block): New hook.
2133 (sched_split_block_1): New function.
2134 (sched_create_empty_bb): New hook.
2135 (sched_create_empty_bb_1): New function.
2136 (common_sched_info, ready): New global variables.
2137 (current_sched_info_var): Remove.
2138 (move_block_after_check): Use common_sched_info.
2139 (haifa_luid_for_non_insn): New static function.
2140 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
2141 (increase_insn_priority): New.
2142 * modulo-sched.c: (issue_rate): Remove static declaration.
2143 (sms_sched_info): Change type to haifa_sched_info.
2144 (sms_sched_deps_info, sms_common_sched_info): New variables.
2145 (setup_sched_infos): New.
2146 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2147 Do not call regstat_free_calls_crossed.
2148 (sms_print_insn): Use const_rtx.
2149 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2150 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2151 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2152 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2153 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2154 current_sched_info to use it.
2155 (enum reg_pending_barrier_mode): Move to sched-int.h.
2156 (h_d_i_d): New variable. Initialize to NULL.
2157 ({true, output, anti, spec, forward}_dependency_cache): Initialize
2159 (estimate_dep_weak): Remove static declaration.
2160 (sched_has_condition_p): New function. Adjust users of
2161 sched_get_condition to use it instead.
2162 (conditions_mutex_p): Add arguments indicating which conditions are
2164 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
2165 argument to indicate whether returned condition is reversed. Do not
2166 generate new rtx when condition should be reversed; indicate it by
2167 setting new argument instead.
2168 (add_dependence_list_and_free): Add deps parameter.
2169 Update all users. Do not free dependence list when
2170 deps context is readonly.
2171 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
2173 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
2174 (remove_from_deps): New. Use the above functions.
2175 (cur_insn, can_start_lhs_rhs_p): New static variables.
2176 (add_or_update_back_dep_1): Initialize present_dep_type.
2177 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
2178 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
2179 haifa_note_dep): New functions implementing dependence hooks for
2180 the Haifa scheduler.
2181 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
2182 note_dep): New functions.
2183 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
2185 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
2186 (free_deps): Initialize deps->reg_last.
2187 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
2188 sched_analyze_insn): Update to use dependency hooks infrastructure
2189 and readonly contexts.
2190 (deps_analyze_insn): New function. Move part of logic from ...
2191 (sched_analyze): ... here. Also move some logic to ...
2192 (deps_start_bb): ... here. New function.
2193 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
2195 (sched_deps_init): New function. Move code from ...
2196 (init_dependency_caches): ... here. Remove.
2197 (init_deps_data_vector): New.
2198 (sched_deps_finish): New function. Move code from ...
2199 (free_dependency_caches): ... here. Remove.
2200 (init_deps_global, finish_deps_global): Adjust for use with
2201 selective scheduling.
2202 (get_dep_weak): Move logic to ...
2203 (get_dep_weak_1): New function.
2204 (ds_merge): Move logic to ...
2205 (ds_merge_1): New static function.
2206 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
2207 (ds_get_max_dep_weak): New function.
2208 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
2209 (n_insns): Rename to rgn_n_insns.
2210 (debug_ebb_dependencies): New function.
2211 (init_ready_list): Use it.
2212 (begin_schedule_ready): Use sched_init_only_bb.
2213 (ebb_print_insn): Indicate when an insn starts a new cycle.
2214 (contributes_to_priority, compute_jump_reg_dependencies,
2215 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
2216 (add_block1): Remove to ebb_add_block.
2217 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
2218 (schedule_ebb): Initialize them. Use remove_notes instead of
2219 rm_other_notes. Use haifa_local_init/finish.
2220 (schedule_ebbs): Use haifa_sched_init/finish.
2221 * sched-int.h: Include vecprim.h, remove rtl.h.
2222 (struct ready_list): Delete declaration.
2223 (sched_verbose_param, enum sched_pass_id_t,
2224 bb_vec_t, insn_vec_t, rtx_vec_t): New.
2225 (struct sched_scan_info_def): New structure.
2226 (sched_scan_info, sched_scan, sched_init_bbs,
2227 sched_init_luids, sched_finish_luids, sched_extend_target,
2228 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
2229 (struct common_sched_info_def): New.
2230 (common_sched_info, haifa_common_sched_info,
2231 sched_emulate_haifa_p): Declare.
2233 (sched_luids): Declare.
2234 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
2235 (sched_max_luid, insn_luid): Declare.
2236 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
2237 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
2238 print_insn, print_pattern, print_value, haifa_classify_insn,
2239 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
2240 setup_sched_dump, sched_init, sched_finish,
2241 sel_insn_is_speculation_check): Export.
2242 (struct ready_list): Move from haifa-sched.c.
2243 (ready_try, ready, max_issue): Export.
2244 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
2245 sched_init_only_bb, sched_split_block, sched_split_block_1,
2246 sched_create_empty_bb, sched_create_empty_bb_1,
2247 sched_create_recovery_block, sched_create_recovery_edges): Export.
2248 (enum reg_pending_barrier_mode): Export.
2249 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
2251 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
2252 print_insn field. Move add_block and fix_recovery_cfg to
2253 common_sched_info_def. Move compute_jump_reg_dependencies,
2255 (struct sched_deps_info_def): ... this new structure.
2256 (sched_deps_info): Declare.
2257 (struct spec_info_def): Remove weakness_cutoff, add
2258 data_weakness_cutoff and control_weakness_cutoff.
2259 (spec_info): Declare.
2260 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
2262 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
2263 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
2264 (current_sched_info): Change type to struct haifa_sched_info.
2265 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
2266 (h_d_i_d): New variable.
2267 (HDID): New accessor macro.
2268 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
2269 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
2271 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
2272 (enum SCHED_FLAGS): Update for selective scheduler.
2273 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
2274 (init_dependency_caches, free_dependency_caches): Delete declarations.
2275 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
2276 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
2277 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
2278 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
2279 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
2281 (rm_other_notes): Delete declaration.
2282 (schedule_block): Remove one argument.
2283 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
2284 ready_element, ready_lastpos, sched_extend_ready_list,
2285 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
2286 concat_note_lists): Export.
2287 (struct region): Move from sched-rgn.h.
2288 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2289 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2290 BLOCK_TO_BB, CONTAINING_RGN): Export.
2291 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
2292 (current_nr_blocks, current_blocks, target_bb): Likewise.
2293 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
2294 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
2295 sched_rgn_local_init, extend_regions,
2296 rgn_make_new_region_out_of_new_block, compute_priorities,
2297 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
2298 extend_rgns, deps_join rgn_setup_common_sched_info,
2299 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
2300 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
2301 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
2302 increase_insn_priority): Likewise.
2303 * sched-rgn.c: Include sel-sched.h.
2304 (ref_counts): New static variable. Use it ...
2305 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
2306 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
2307 (sched_is_disabled_for_current_region_p): Delete static declaration.
2308 (struct region): Move to sched-int.h.
2309 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2310 ebb_head): Define and initialize.
2311 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2312 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
2313 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
2315 (find_single_block_region): Add new argument to indicate that EBB
2316 regions should be constructed.
2317 (debug_live): Delete declaration.
2318 (current_nr_blocks, current_blocks, target_bb):
2319 Remove static qualifiers.
2320 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
2322 (init_regions): Delete declaration.
2323 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
2324 rgn_estimate_number_of_insns): New.
2325 (too_large): Use estimate_number_of_insns.
2326 (haifa_find_rgns): New. Move the code from ...
2327 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
2328 (free_trg_info): New.
2329 (compute_trg_info): Allocate candidate tables here instead of ...
2330 (init_ready_list): ... here.
2331 (rgn_print_insn): Use const_rtx.
2332 (contributes_to_priority, extend_regions): Delete static declaration.
2333 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
2334 (add_block1): Rename to rgn_add_block.
2335 (debug_rgn_dependencies): Delete static qualifier.
2336 (new_ready): Use sched_deps_info. Simplify.
2337 (rgn_common_sched_info, rgn_const_sched_deps_info,
2338 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
2340 (region_sched_info): Rename to rgn_const_sched_info.
2341 (deps_join): New, extracted from ...
2342 (propagate_deps): ... here.
2343 (compute_block_dependences, debug_dependencies): Update for selective
2345 (free_rgn_deps, compute_priorities): New functions.
2346 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
2347 sched_rgn_compute_dependencies): New functions.
2348 (schedule_region): Use them.
2349 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
2350 rgn_setup_common_sched_info, rgn_setup_sched_infos):
2352 (schedule_insns): Call new functions that were split out.
2353 (rgn_make_new_region_out_of_new_block): New.
2354 (get_rgn_sched_max_insns_priority): New.
2355 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
2356 scheduling when appropriate.
2357 * sched-vis.c: Include insn-attr.h.
2358 (print_value, print_pattern): Make global.
2359 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
2360 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
2361 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2362 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2363 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
2364 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
2365 hooks. Initialize them to 0.
2366 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2367 * target.h (struct gcc_target): Add them. Rename gen_check field to
2369 * flags.h (sel_sched_switch_set): Declare.
2370 * opts.c (sel_sched_switch_set): New variable.
2371 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
2372 pipelining is disabled from command line.
2373 (common_handle_option): Record whether selective scheduling is
2374 requested from command line.
2375 * doc/invoke.texi: Document new flags and parameters.
2376 * doc/tm.texi: Document new target hooks.
2377 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
2379 (dfa_state_size): Do not declare locally.
2380 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
2381 * config/rs6000/rs6000.c (rs6000_init_sched_context,
2382 rs6000_alloc_sched_context, rs6000_set_sched_context,
2383 rs6000_free_sched_context): New functions.
2384 (struct _rs6000_sched_context): New.
2385 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
2387 (rs6000_sched_finish): Do not run for selective scheduling.
2389 2008-08-31 Jan Hubicka <jh@suse.cz>
2391 * frv.c (frv_rtx_costs): Update forward declaration.
2392 * spu.c (spu_rtx_costs): Likewise.
2393 * pdp11.c: Include df.h
2394 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
2395 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
2396 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
2397 * iq2000.c (iq2000_address_cost): Add speed argument.
2398 (iq2000_rtx_costs): Likewise.
2399 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
2400 update call of mn10300_address_cost.
2401 * mcore.c: Include df.h
2402 (mcore_rtx_costs): Update prototype.
2403 * score3.c: Include df.h
2404 (score3_rtx_costs): Remove speed argument.
2405 * score7.c: Include df.h
2406 (score7_address_cost): Remove speed argument.
2407 * score-protos.h (score_address_cost): Update prototype.
2408 * score.c: Include df.h
2409 (score_rtx_costs): Update call of costs functions.
2410 * v850.c (v850_rtx_costs): Add bool argument.
2412 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
2414 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
2416 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2418 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
2419 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
2421 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2423 * mkmap-flat.awk: Add option pe_dll.
2424 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
2425 * config/i386/t-cygwin (SHLIB_LC): Add.
2426 * config/i386/t-mingw32 (SHLIB_LC): Add.
2427 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
2428 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
2429 (LINK_SPEC): Support libgcc_s.
2430 (LIBGCC_SPEC): Support libgcc_s.
2431 (LIBGCC_SONAME): New.
2433 2008-08-31 Jan Hubicka <jh@suse.cz>
2435 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
2436 mistakely had old version of patch.
2438 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
2439 (ipcp_estimate_growth): New.
2440 (ipcp_insert_stage): Use ipcp_estimate_growth.
2441 * profile.c (branch_prob): When reading failed, do not consider
2444 2008-08-31 Jan Hubicka <jh@suse.cz>
2446 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
2447 loop is optimized for speed.
2449 2008-08-31 Richard Guenther <rguenther@suse.de>
2452 * fold-const.c (fold_binary): Retain conversions in folding
2455 2008-08-31 Jan Hubicka <jh@suse.cz>
2457 * postreload-gcse.c (eliminate_partially_redundant_loads):
2458 Use optimize_bb_for_size_p.
2459 * predict.c (maybe_hot_frequency_p): Make inline.
2460 (maybe_hot_count_p): Break out from ...
2461 (maybe_hot_bb_p): ... this one.
2462 (maybe_hot_edge_p): Simplify.
2463 * basic-block.h (probably_cold_bb_p): Remove.
2465 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2468 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
2470 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
2471 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
2472 Also split V4SFmode.
2473 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
2476 2008-08-31 Jan Hubicka <jh@suse.cz>
2478 * predict.c (PROB_VERY_LIKELY): Make small enough so things
2480 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
2482 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2485 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
2488 * dwarf2out.c (native_encode_initializer): Subtract min_index for
2489 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2491 2008-08-31 Jan Hubicka <jh@suse.cz>
2493 * sparc.h (BRANCH_COST): Fix macro definition.
2494 * avr.c (avr_operand_rtx_cost): Add speed argument.
2495 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
2497 2008-08-31 Richard Guenther <rguenther@suse.de>
2499 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
2500 types instead of operands. Re-instantiate verifying of
2501 binary expression operands.
2503 2008-08-30 Jan Hubicka <jh@suse.cz>
2505 * fwprop.c (should_replace_address): Add speed attribute.
2506 (PR_OPTIMIZE_FOR_SPEED): New flag.
2507 (propagate_rtx_1): Use it.
2508 (propagate_rtx): Set it.
2509 (try_fwprop_subst): Update call of rtx_costs.
2510 (forward_propagate_and_simplify): LIkewise.
2511 * hooks.c (hook_int_rtx_bool_0): New
2512 (hook_bool_rtx_int_int_intp_false): Replace by ...
2513 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2514 * hooks.h (hook_int_rtx_bool_0): New
2515 (hook_bool_rtx_int_int_intp_false): Replace by ...
2516 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2517 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
2518 (prepare_cmp_insn): UPdate call of rtx_cost.
2519 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
2520 (reload_cse_simplify_operands): Update call of rtx_cost.
2521 (reload_cse_move2add): call of rtx_cost.
2522 * target.h (struct gcc_target): Update rtx_costs and address_costs.
2523 * rtlanal.c (rtx_cost): Add speed argument.
2524 (address_cost): Add speed argument
2525 (default_address_cost): Likewise.
2526 (insn_rtx_cost): Likewise.
2527 * cfgloopanal.c (seq_cost): Add speed argument.
2528 (target_reg_cost, target_spill_cost): Turn to array.
2529 (init_set_costs): Update for speed.
2530 (estimate_reg_pressure_cost): Add speed argument.
2531 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
2532 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
2533 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
2534 (seq_cost): Add speed argument.
2535 (computation_cost): Add speed arugment.
2536 (add_cost, multiply_by_const, get_address_cost): add speed argument.
2537 (force_expr_to_var_cost): Update for profile info.
2538 (force_var_cost): Likewise.
2539 (split_address_cost): Likewise.
2540 (ptr_difference_cost): Likewise.
2541 (difference_cost): Likewise.
2542 (get_computation_cost_at): Likewise.
2543 (determine_iv_cost): Likewise.
2544 (ivopts_global_cost_for_size): Likewise.
2545 (rewrite_use_address): Likewise.
2546 (tree_ssa_iv_optimize_loop): Initialize speed field.
2547 * cse.c (optimize_this_for_speed_p): New static var.
2548 (notreg_cost): Update call of rtx_cost.
2549 (cse_extended_basic_block): set optimize_this_for_speed_p.
2550 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
2551 (noce_try_cmove_arith): Likewise.
2552 (noce_try_sign_mask): LIkewise.
2553 * expr.c (compress_float_constant): Update rtx_cost calls.
2554 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
2556 (addr_to_parts): Likewise.
2557 (create_mem_ref): Likewise.
2558 * dse.c (find_shift_sequence): Add speed argument.
2559 (replace_read): Update call.
2560 * calls.c (precompute_register_parameters): Update call of rtx_cost.
2561 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
2562 * neg_cost, shift_cost, shiftadd_cost,
2563 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
2564 mul_highpart_cost): Increase dimension.
2565 (init_expmed): Initialize for both size and speed.
2566 (expand_shift): Use profile.
2567 (synth_mult): Use profile.
2568 (choose_mult_variant): Use profile.
2569 (expand_mult): Use profile.
2570 (expand_mult_highpart_optab): Use profile.
2571 (expand_mult_highpart): Use profile.
2572 (expand_smod_pow2): Use profile.
2573 (expand_divmod): Use profile.
2574 * simplify-rtx.c (simplify_binary_operation_1): Update call of
2576 * loop-invariant.c (create_new_invariant): Use profile.
2577 (gain_for_invariant): Add speed parameter.
2578 (best_gain_for_invariant): Likewise.
2579 (find_invariants_to_move): Likewise.
2580 (move_single_loop_invariants): Set it.
2581 * target-def.h (TARGET_RTX_COSTS): Use hook.
2582 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
2583 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2584 * output.h (default_address_cost): Update prototype.
2585 * combine.c (optimize_this_for_speed_p): New static var.
2586 (combine_validate_cost): Update call of rtx_cost.
2587 (combine_instructions): Set optimize_this_for_speed_p.
2588 (expand_compound_operation): Update call of rtx_cost.
2589 (make_extraction):Update call of rtx_cost.
2590 (force_to_mode):Update call of rtx_cost.
2591 (distribute_and_simplify_rtx):Update call of rtx_cost.
2592 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
2593 (estimate_reg_pressure_cost): Update prototype.
2594 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
2595 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
2597 * config/alpha/alpha.c (alpha_rtx_costs): Update.
2598 (alpha_rtx_costs): Update.
2599 * config/frv/frv.c (frv_rtx_costs): Update.
2600 * config/s390/s390.c (s390_rtx_costs): Update.
2601 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
2602 (m32c_rtx_costs): Update.
2603 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
2604 (spu_rtx_costs): Update.
2605 * config/sparc/sparc.c (sparc_rtx_costs): Update.
2606 * config/m32r/m32r.c (m32r_rtx_costs): Update.
2607 * config/i386/i386.c (:ix86_address_cost): Update.
2608 (ix86_rtx_costs): Update.
2609 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
2610 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
2611 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
2612 * config/crx/crx.c (crx_address_cost): Update.
2613 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
2614 * config/stormy16/stormy16.c
2615 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
2616 * config/m68hc11/m68hc11.c
2617 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
2618 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
2619 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
2621 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
2623 * config/ia64/ia64.c (ia64_rtx_costs): Update.
2624 * config/m68k/m68k.c (m68k_rtx_costs): Update.
2625 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
2626 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
2627 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
2628 (mcore_rtx_costs): update.
2629 * config/score/score3.c (score3_rtx_costs): Update.
2630 * config/score/score7.c (score7_rtx_costs): Update.
2631 * config/score/score3.h (score3_rtx_costs):Update.
2632 * config/score/score7.h (score7_rtx_costs): Update.
2633 * config/score/score.c (score_rtx_costs): Update.
2634 * config/arm/arm.c (arm_address_cost): Update.
2635 (arm_rtx_costs_1): Update.
2636 (arm_rtx_costs_1): Update.
2637 (arm_size_rtx_costs): Update.
2638 (arm_size_rtx_costs): Update.
2639 (arm_size_rtx_costs): Update.
2640 (arm_xscale_rtx_costs): Update.
2641 (arm_thumb_address_cost): Update.
2642 * config/pa/pa.c (hppa_address_cost): Update.
2643 * config/mips/mips.c (mips_rtx_costs): Update.
2644 * config/vax/vax.c (vax_address_cost): Update.
2645 * config/h8300/h8300.c (h8300_shift_costs): Update.
2646 (h8300_rtx_costs): Update.
2647 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
2648 (v850_rtx_costs): Update.
2649 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
2650 * config/bfin/bfin.c
2651 (bfin_address_cost): Update.
2652 (bfin_rtx_costs): Update.
2653 * stmt.c (lshift_cheap_p): Update.
2655 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2658 * expmed.c (extract_bit_field_1): Check the mode size to make
2659 sure the vector modes have the same size.
2661 2008-08-29 Michael Meissner <gnu@the-meissners.org>
2663 * dojump.c (top level): Include basic-block.h to declare
2664 optimize_insn_for_speed_p
2666 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
2668 * opts.h (CL_SAVE): New option class for marking options that are
2669 target specific options usable in the target attribute.
2670 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
2672 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
2673 can easily find the target specific options that are safe to use
2674 in the attribute or pragma.
2676 * attribs.c (decl_attributes): Change #pragma GCC option to
2677 #pragma GCC target, and attribute((option(...))) to
2678 attribute((target(...))).
2680 * doc/extend.texi (target attribute): Change from option
2681 attribute. Delete push/pop/reset.
2682 (#pragma GCC target): Change from #pragma GCC option. Delete
2684 (#pragma GCC push_options): Document new pragma.
2685 (#pragma GCC pop_options): Document new pragma.
2686 (#pragma GCC reset_options): Document new pragma.
2688 * targhooks.c (default_target_option_valid_attribute_p): Add
2689 warning about port not supporting target attributes.
2690 (default_target_option_pragma_parse): New function, warn about
2691 #pragma GCC target not being supported.
2693 * targhooks.h (default_target_option_pragma_parse): Add
2696 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
2697 TI_CURRENT_OPTION_PRAGMA.
2698 (current_target_pragma): Rename from current_option_pragma.
2700 * target.h: (struct target_option): Delete booleans for changing
2701 the optimization level on hot/cold functions. Change signature of
2702 pragma_parse hook to take a second tree.
2704 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
2706 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
2707 that the declaration is done at global scope.
2709 * langhooks.c (add_builtin_function_common): Move most of the code
2710 from add_builtin_function here, calling the hook passed in.
2711 (add_builtin_function): Call add_builtin_function_common with
2712 standard builtin hook.
2713 (add_builtin_function_ext_scope): New function to add builtins to
2716 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
2718 (add_builtin_function_ext_scope): Add declaration.
2720 * c-pragma.c (handle_pragma_target): Rename from
2721 handle_pragma_option, #pragma GCC option is now #pragma GCC
2722 target. Move warning about port not supporting target options to
2723 default pragma parse hook. Remove push/pop/reset from this
2725 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
2726 (option_stack): Delete static variable.
2727 (optimize_stack): Ditto.
2728 (optons_stack): New stack of saved target and optimization
2730 (handle_pragma_push_options): New function to handle pushing both
2731 target and optimization options.
2732 (handle_pragma_pop_options): New function to handle popping both
2733 target and optimization options.
2734 (handle_pragma_reset_options): New function to handle resetting
2735 both target and optimization options to their initial state.
2736 (init_pragma): Rename handle_pragma_option to
2737 handle_pragma_target. Add support for push_options, pop_options,
2738 and reset_options pragmas.
2740 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
2741 default_target_option_pragma_parse.
2742 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
2743 default_target_option_valid_attribute_p.
2744 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2745 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2746 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
2747 optimization level on hot/cold functions.
2749 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
2750 if the caller and callee have different optimization levels.
2752 * c-common.c (handle_target_attribute): Rename from
2753 handle_option_attribute, attribute((option(...))) is now
2754 attribute((target(...))). Move warning if the port does not
2755 support target attributes to the default hook.
2756 (handle_hot_attribute): Delete code to change the optimization
2757 level of hot functions.
2758 (handle_cold_attribute): Ditto.
2760 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
2761 argument that is the binary tree options to use if there are no
2762 arguments. Call ix86_valid_target_attribute_tree instead of
2763 ix86_valid_option_attribute_tree.
2764 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
2765 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
2766 ix86_pragma_option_parse.
2768 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2769 Rename from ix86_valid_option_attribute_tree.
2771 * config/i386/i386.c (ix86_add_new_builtins): New function to add
2772 new builtins when the ISA changes.
2773 (ix86_valid_target_attribute_tree): Rename from
2774 ix86_valid_option_attribute_tree. Change callers. If the
2775 function specified optimization options, use those as the starting
2776 point before setting up the target attributes. If the
2777 optimization options were changed in the course of setting the
2778 target attributes, record the new optimization options.
2779 (ix86_valid_target_attribute_tree_inner_p): Rename from
2780 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
2781 ix86_add_new_builtins if the ISA changed.
2782 (ix86_valid_target_attribute_p): Rename from
2783 ix86_valid_option_attribute_p. Change callers.
2784 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
2785 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
2786 as delayed builtin functions.
2787 (struct builtin_isa): New structure to record builtin functions
2788 that should be delayed until the ISA for that function is used.
2789 (ix86_builtins_isa): Change from int to struct to track builtin
2790 functions we want to declare at some point.
2791 (def_builtin): If the front end can delay defining the builtin
2792 functions, don't create builtins for ISAs not part of the default
2794 (def_builtin_const): Ditto.
2795 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
2796 __builtin_ia32_pcmov_v2di to be different builtin functions.
2797 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
2798 a structure instead of an int.
2799 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
2800 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
2801 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2802 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2804 * config/ia64/ia64.h
2805 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2806 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2808 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
2809 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
2810 (LANG_HOOKS_INITIALIZER): Add
2811 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
2813 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
2816 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
2817 the reload address with the index register for SFmode
2818 access with a displacement.
2820 2008-08-30 Jan Hubicka <jh@suse.cz>
2822 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
2823 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
2824 * dojump.c (do_jump): Likewise.
2825 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
2826 (note-if_info): Add BRANCH_COST.
2827 (noce_try_store_flag_constants, noce_try_addcc,
2828 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
2829 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
2830 find_if_case_2): Use computed branch cost.
2831 * expr.h (BRANCH_COST): Update default.
2832 * predict.c (predictable_edge_p): New function.
2833 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
2834 Update BRANCH_COST call.
2835 * basic-block.h (predictable_edge_p): Declare.
2836 * config/alpha/alpha.h (BRANCH_COST): Update.
2837 * config/frv/frv.h (BRANCH_COST): Update.
2838 * config/s390/s390.h (BRANCH_COST): Update.
2839 * config/spu/spu.h (BRANCH_COST): Update.
2840 * config/sparc/sparc.h (BRANCH_COST): Update.
2841 * config/m32r/m32r.h (BRANCH_COST): Update.
2842 * config/i386/i386.h (BRANCH_COST): Update.
2843 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
2845 * config/sh/sh.h (BRANCH_COST): Update.
2846 * config/pdp11/pdp11.h (BRANCH_COST): Update.
2847 * config/avr/avr.h (BRANCH_COST): Update.
2848 * config/crx/crx.h (BRANCH_COST): Update.
2849 * config/xtensa/xtensa.h (BRANCH_COST): Update.
2850 * config/stormy16/stormy16.h (BRANCH_COST): Update.
2851 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
2852 * config/iq2000/iq2000.h (BRANCH_COST): Update.
2853 * config/ia64/ia64.h (BRANCH_COST): Update.
2854 * config/rs6000/rs6000.h (BRANCH_COST): Update.
2855 * config/arc/arc.h (BRANCH_COST): Update.
2856 * config/score/score.h (BRANCH_COST): Update.
2857 * config/arm/arm.h (BRANCH_COST): Update.
2858 * config/pa/pa.h (BRANCH_COST): Update.
2859 * config/mips/mips.h (BRANCH_COST): Update.
2860 * config/vax/vax.h (BRANCH_COST): Update.
2861 * config/h8300/h8300.h (BRANCH_COST): Update.
2862 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
2863 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
2864 * doc/tm.texi (BRANCH_COST): Update.
2866 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
2869 * config/arm/arm.c (arm_optimization_options): Set
2870 flag_section_anchors to 2 instead of 1 to distinguish it from
2871 -fsection-anchors given explicitely on the command line.
2873 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
2875 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
2876 final insn of a split.
2878 2008-08-30 Jan Hubicka <jh@suse.cz>
2880 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
2881 optimized for speed.
2882 * final.c (compute_alignments): Use optimize_bb_for_size_p.
2883 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
2884 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
2885 flag_gcse_after_reload_set): New static vars.
2886 (common_handle_option): Enable those flags for profile-use.
2887 (decode_options): Remove optimize_size flags that are handled
2888 on higher granuality.
2889 * tree-vectorizer.c (vectorize_loops): Use
2890 optimize_loop_nest_for_speed_p.
2891 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
2892 * tree-predcom.c (tree_predictive_commoning): Use
2893 optimize_loop_for_speed_p.
2894 * varasm.c (assemble_start_function): Use
2895 optimize_function_for_speed_p.
2896 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
2897 * predict.c (optimize_loop_for_speed_p): Fix walk.
2899 2008-08-30 Jan Hubicka <jh@suse.cz>
2901 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
2903 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
2904 profile presence locally.
2906 2008-08-29 Joseph Myers <joseph@codesourcery.com>
2909 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
2910 versions before 4.0.
2912 2008-08-29 Jan Hubicka <jh@suse.cz>
2914 * tree-inline.c (insert_init_stmt): Insert sequence even when
2917 2008-08-29 Jeff Law <law@redhat.com>
2919 * mn10300.c (mn10300_secondary_reload_class): We need secondary
2920 reloads for AM33-2 if IN is a pseudo with an equivalent memory
2921 location and class is an FP register.
2923 2008-08-29 Jan Hubicka <jh@suse.cz>
2925 * see.c (see_merge_one_def_extension): Silence used uninitialized
2927 * matrix-reorg.c (check_allocation_function): Likewise.
2928 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
2930 2008-08-29 Jakub Jelinek <jakub@redhat.com>
2933 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
2934 compute new & and | in type rather than TREE_TYPE (arg0).
2936 * dwarf2out.c (fortran_common): Update comment.
2937 (gen_variable_die): Swap com_die and var_die variables in Fortran
2938 COMMON block handling code.
2940 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
2942 * dwarf2out.c (gen_const_die): New function.
2943 (size_of_die, value_format, output_die): Output larger
2944 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
2945 (native_encode_initializer): New function.
2946 (tree_add_const_value_attribute): Call it.
2947 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
2949 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
2950 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
2951 TREE_THIS_VOLATILE to add_type_attribute.
2953 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
2955 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
2958 * dwarf2out.c (loc_by_reference): New function.
2959 (add_location_or_const_value_attribute): Use it.
2962 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
2963 as DW_TAG_variable children of DW_TAG_common_block rather than
2964 DW_TAG_member children. Put DW_AT_external to individual
2965 DW_TAG_variable DIEs, not to DW_TAG_common_block.
2967 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
2968 loc_descriptor_from_tree_1.
2972 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
2973 arguments to imported_module_or_decl.
2974 (debug_nothing_tree_tree): Removed.
2975 (debug_nothing_tree_tree_tree_bool): New prototype.
2976 * debug.c (do_nothing_debug_hooks): Adjust.
2977 (debug_nothing_tree_tree): Removed.
2978 (debug_nothing_tree_tree_tree_bool): New function.
2979 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
2980 (gen_variable_die): Put all common vars for the
2981 same COMMON block under one DW_TAG_common_block.
2982 (declare_in_namespace): Return new context_die, for Fortran
2983 return the module DIE instead of adding extra declarations into
2985 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
2986 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
2987 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
2989 (dwarf2out_global_decl): Don't skip Fortran global vars.
2990 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
2991 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
2992 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
2993 DW_TAG_imported_declaration as child of previous
2994 DW_TAG_imported_module.
2995 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
2996 * sdbout.c (sdb_debug_hooks): Likewise.
2997 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2999 2008-08-29 Jan Hubicka <jh@suse.cz>
3001 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3003 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3004 * ipa-cp.c (n_cloning_candidates): New static variable.
3005 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3006 (ipcp_print_all_lattices): Improve debug output.
3007 (ipcp_cloning_candidate_p): New function.
3008 (ipcp_initialize_node_lattices): Use it.
3009 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3010 (ipcp_propagate_stage): Prettier debug output.
3011 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3012 (ipcp_print_all_structures): Remove.
3013 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3014 (ipcp_insert_stage): Prettier debug output; call
3015 cgraph_remove_unreachable_nodes before propagating.
3016 (pass_ipa_cp): Schedule function removal pass.
3017 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3019 (cgraph_maybe_hot_edge_p): Move to ...
3020 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3021 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3022 (common_handle_option): Set them; enable ipa-cp when profiling.
3023 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3024 (ipa_print_all_jump_functions): Likewise.
3025 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3026 (ipa_print_node_params, ipa_print_all_params): New.
3027 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3028 ipa_print_all_param_flags): Remove.
3029 (ipa_print_node_params, ipa_print_all_params): New.
3031 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3033 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3034 change from 2008-04-03.
3035 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3037 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3040 * ira-color.c (push_allocnos_to_stack): Truncate
3041 removed_splay_allocno_vec.
3043 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3046 * ira-color (ira_fast_allocation): Don't assign hard registers to
3049 2008-08-29 Jan Hubicka <jh@suse.cz>
3052 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3053 for cold internal loops.
3055 2008-08-29 Richard Guenther <rguenther@suse.de>
3057 * tree-ssa-structalias.c (create_variable_info_for): Do not
3058 create fields for heap vars or vars with a noalias state.
3059 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3062 2008-08-29 Richard Guenther <rguenther@suse.de>
3064 * common.opt (ftree-store-ccp): Mark as preserved for
3065 backward compatibility.
3066 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3067 * tree-pass.h (pass_store_ccp): Remove.
3068 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3069 (first_vdef): Remove declaration.
3070 (get_value_loaded_by): Likewise.
3071 * tree-ssa-ccp.c (do_store_ccp): Remove.
3072 (get_default_value): Simplify as do_store_ccp is always false
3073 now. Do not initialize mem_ref.
3074 (set_value_varying): Likewise.
3075 (canonicalize_float_value): Likewise.
3076 (set_lattice_value): Likewise.
3077 (likely_value): Likewise.
3078 (surely_varying_stmt_p): Likewise.
3079 (ccp_initialize): Likewise.
3080 (ccp_lattice_meet): Likewise.
3081 (ccp_visit_phi_node): Likewise.
3082 (ccp_fold): Likewise.
3083 (evaluate_stmt): Likewise.
3084 (visit_assignment): Likewise.
3085 (ccp_visit_stmt): Likewise.
3086 (execute_ssa_ccp): Fold into ...
3087 (do_ssa_ccp): ... this.
3088 (do_ssa_store_ccp): Remove.
3089 (gate_store_ccp): Likewise.
3090 (pass_store_ccp): Likewise.
3091 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3093 * tree-ssa-propagate.c (first_vdef): Remove.
3094 (get_value_loaded_by): Likewise.
3095 (replace_vuses_in): Likewise.
3096 (substitute_and_fold): Do not call replace_vuses_in.
3097 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3099 2008-08-29 Richard Guenther <rguenther@suse.de>
3102 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3103 PARAM_NOALIAS tags with is_heapvar.
3104 * tree-ssa-operands.c (access_can_touch_variable): Offset
3105 based tests do not apply for heapvars. Fix offset test.
3107 2008-08-29 Jan Hubicka <jh@suse.cz>
3109 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3110 (-fipa-cp-clone): Enabled by default at -O3.
3111 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3112 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3114 2008-08-29 Jan Hubicka <jh@suse.cz>
3116 * tree.c (build_function_type_skip_args,
3117 build_function_decl_skip_args): New functions.
3118 * tree.h (build_function_type_skip_args,
3119 build_function_decl_skip_args): Declare.
3120 * gimple.c (giple_copy_call_skip_args): New function.
3121 (giple_copy_call_skip_args): Declare.
3123 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3124 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3125 (ipcp_node_modifiable_p): ... this one; use
3126 tree_versionable_function_p.
3127 (ipcp_create_replace_map): Improve debug output.
3128 (ipcp_need_redirect_p): Return false when not clonning.
3129 (ipcp_update_callgraph): Skip args.
3130 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3132 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3133 (save_inline_function_body): Update call of tree_function_versioning.
3134 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3135 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3137 (tree_function_versioning): Likewise.
3138 * tree-inline.h (tree_function_versioning): Update prototype.
3140 2008-08-29 Jan Hubicka <jh@suse.cz>
3142 * loop-unswitch.c (unswitch_single_loop): Use
3143 optimize_loop_for_speed_p.
3144 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3145 Use optimize_function_for_size_p.
3146 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3147 * postreload-gcse.c (eliminate_partially_redundant_load):
3148 Use optimize_bb_for_size_p.
3149 * value-prof.c (gimple_divmod_fixed_value_transform,
3150 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3151 gimple_stringops_transform): Use optimize_bb_for_size_p.
3152 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3153 * final.c (compute_alignments): Use optimize_function_for_size_p.
3154 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3155 (fold_builtin_strcpy, fold_builtin_fputs): Use
3156 optimize_function_for_size_p.
3157 * fold-const.c (tree_swap_operands_p): Use
3158 optimize_function_for_size_p.
3159 * recog.c (relax_delay_slots): Likewise.
3160 * tree-ssa-math-opts.c (replace_reciprocal):
3161 Use optimize_bb_for_speed_p.
3162 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
3163 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
3164 optimize_function_for_size_p.
3165 (cgraph_decide_inlining_of_small_function): Use
3166 optimize_function_for_size_p.
3167 * global.c (find_reg): Use optimize_function_for_size_p.
3168 * opts.c (decode_options): Do not clear flag_tree_ch,
3169 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
3170 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
3171 work it out from profile.
3172 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
3173 optimize_loop_for_speed_p.
3174 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3176 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
3177 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
3178 * tree-eh.c (decide_copy_try_finally): Use
3179 optimize_function_for_size_p.
3180 * local-alloc.c (block_alloc): Pass BB pointer.
3181 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
3182 * gcse.c (gcse_main): Use optimize_function_for_size_p.
3183 * loop-unroll.c (decide_unrolling_and_peeling):
3184 Use optimize_loop_for_size_p.
3185 (decide_peel_completely): Likewise.
3186 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
3187 optimize_loop_for_size_p.
3188 (vect_enhance_data_refs_alignment): Likewise.
3189 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
3190 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
3192 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
3193 (try_crossjump_bb): Use optimize_bb_for_size_p.
3194 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3195 optimize_loop_for_speed_p.
3196 * bb-reorder.c (find_traces_1_round): Likewise.
3197 (copy_bb): Use optimize_bb_for_speed_p.
3198 (duplicate_computed_gotos): Likewise.
3199 * basic-block.h (optimize_loop_nest_for_size_p,
3200 optimize_loop_nest_for_speed_p): New.
3201 * stmt.c (expand_case): Use optimize_insn_for_size_p.
3203 2008-08-29 Tristan Gingold <gingold@adacore.com>
3205 * gcov.c (main): Call expandargv.
3207 2008-08-29 Jan Hubicka <jh@suse.cz>
3209 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
3211 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3213 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
3214 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3216 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
3218 2008-08-29 Jan Hubicka <jh@suse.cz>
3220 * tree-pass.h (pass_strip_predict_hints): Declare.
3221 * predict.c (strip_builtin_expect): Rename to ...
3222 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
3223 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
3224 (tree_estimate_probability): Do not strip builtin_expect.
3225 (pass_strip_predict_hints): New pass.
3226 * tree-inline.c (expand_call_inline): When inlining cold function,
3227 predict it as unlikely.
3228 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
3230 2008-08-29 Richard Guenther <rguenther@suse.de>
3232 PR tree-optimization/37207
3233 * tree-vrp.c (extract_range_from_binary_expr): Also try
3234 to constant fold if only one of the operands is a constant.
3236 2008-08-29 Nick Clifton <nickc@redhat.com>
3238 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
3239 the same way as SYMBOL_REFs.
3241 2008-08-28 Bob Wilson <bob.wilson@acm.org>
3243 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
3245 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3247 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
3248 * config/mips/mips.md (branch_likely): Remove const. Fix
3250 (define_delay for type "branch"): Change to only apply for branch
3251 with likely variant.
3252 (define_delay for type "branch" and "branch_likely" no). New delay
3254 (equality_op): New code iterator.
3255 (bbv, bbinv): New code attributes.
3256 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
3259 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3260 Andrew Pinski <pinskia@gcc.gnu.org>
3263 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
3265 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
3267 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
3268 rule that a symbolic constant must be defined and >= 0 for the
3269 corresponding facility to be present at compile-time.
3270 * gthr-posix.c: Likewise.
3272 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3274 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
3275 * config/mips/mips.md (D): New mode attribute.
3276 (mulsi3, muldi3): Merge it into ...
3277 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
3278 (muldi3_mul3): New pattern.
3279 (mulsi3_mult3): Rename to mulsi3_mul3.
3281 2008-08-28 Jan Hubicka <jh@suse.cz>
3283 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
3285 * predict.c (always_optimize_for_size_p): Rename to ...
3286 (optimize_function_for_size): ... this one; make extern.
3287 (optimize_function_for_speed_p): New.
3288 (optimize_bb_for_size_p, optimize_bb_for_size_p,
3289 optimize_edge_for_size_p,optimize_edge_for_size_p,
3290 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
3291 * basic-block.h (optimize_function_for_size_p,
3292 optimize_function_for_speed_p): Declare.
3293 * i386.md (optimize_size checks): Replace them by appropriate
3295 (standard_80387_constant_p, ix86_compute_frame_layout,
3296 ix86_expand_epilogue, ix86_decompose_address,
3297 print_operand, emit_i387_cw_initialization,
3298 inline_memory_move_cost, ix86_pad_returns,
3299 ix86_reorg): Replace optimize_size checks.
3301 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
3303 * rtl.h (simplify_subreg_regno): Declare.
3304 * rtlanal.c (simplify_subreg_regno): New function, split out from...
3305 * simplify-rtx.c (simplify_subreg): ...here.
3306 * reload.c (find_reloads): Use simplify_subreg_regno instead of
3307 subreg_offset_representable_p.
3309 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3312 * c-typeck.c (convert_for_assignment): Give a note describing what
3313 was passed and what was expected.
3315 2008-08-28 Joey Ye <joey.ye@intel.com>
3317 * doc/extend.texi: Document AVX built-in functions.
3318 * doc/invoke.texi: Document -mavx.
3320 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
3321 Joey Ye <joey.ye@intel.com>
3322 Xuepeng Guo <xuepeng.guo@intel.com>
3324 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
3326 * config/i386/cpuid.h (bit_FMA): New.
3327 (bit_XSAVE): Likewise.
3328 (bit_OSXSAVE): Likewise.
3329 (bit_AVX): Likewise.
3331 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
3332 define. Use ASM_OUTPUT_AVX_PREFIX.
3334 * config/i386/gmmintrin.h: New.
3336 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
3337 (OPTION_MASK_ISA_AVX_SET): New.
3338 (OPTION_MASK_ISA_FMA_SET): Likewise.
3339 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
3340 (OPTION_MASK_ISA_FMA_SET): Likewise.
3341 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
3342 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
3343 (pta_flags): Add PTA_AVX and PTA_FMA.
3344 (override_options): Handle PTA_AVX and PTA_FMA.
3345 (init_cumulative_args): Handle warn_avx.
3346 (classify_argument): Return 0 for COImode and OImode. Return
3347 1 and X86_64_AVX_CLASS for 256bit vector types.
3348 (examine_argument): Handle X86_64_AVX_CLASS.
3349 (construct_container): Likewise.
3350 (function_arg_advance_32): Pass OImode and 256bit vector types
3352 (function_arg_advance_64): Take a new argument to indicate if a
3353 parameter is named. Handle 256bit vector types. Return
3354 immediately for unnamed 256bit vector mode parameters.
3355 (function_arg_advance): Updated.
3356 (function_arg_32): Add comments for TImode. Handle OImode
3357 and 256bit vector types.
3358 (function_arg_64): Take a new argument to indicate if a
3359 parameter is named. Handle 256bit vector types. Return NULL
3360 for unnamed 256bit vector mode parameters.
3361 (function_arg): Updated.
3362 (setup_incoming_varargs_64): Support
3363 AVX encoding for *sse_prologue_save_insn.
3364 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
3365 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
3366 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
3367 enabled, otherwise return -3.
3368 (standard_sse_constant_opcode): Handle AVX and 256bit vector
3370 (print_reg): Support AVX registers. Handle 'x' and 't'.
3371 Handle 'd' to duplicate the operand.
3372 (print_operand): Likewise. Also support AVX vector compare
3374 (output_387_binary_op): Support AVX.
3375 (output_fp_compare): Likewise.
3376 (ix86_expand_vector_move_misalign): Likewise.
3377 (ix86_attr_length_vex_default): New.
3378 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3379 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3380 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3381 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3382 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
3383 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3384 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
3385 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
3386 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
3387 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
3388 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
3389 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
3390 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
3391 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
3392 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3393 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
3394 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
3395 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3396 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
3397 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
3398 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3399 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3400 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3401 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
3402 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
3403 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
3404 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
3405 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3406 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
3407 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
3408 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
3409 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
3410 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
3411 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3412 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3413 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3414 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
3415 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
3416 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
3417 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
3418 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
3419 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
3420 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
3421 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
3422 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
3423 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
3424 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3425 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3426 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3427 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3428 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3429 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3430 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3431 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3432 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3433 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3434 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3435 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3436 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3437 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3438 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3439 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3440 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3441 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
3442 and IX86_BUILTIN_MOVMSKPS256,
3443 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
3444 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
3445 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
3446 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
3447 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
3448 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
3449 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
3450 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
3451 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
3452 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
3453 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
3454 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
3455 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
3456 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
3457 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
3458 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
3459 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
3460 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
3461 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
3462 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
3463 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
3464 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
3465 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
3466 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
3467 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
3468 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
3469 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
3470 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
3471 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3472 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3473 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
3474 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
3475 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
3476 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
3477 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
3478 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
3479 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
3480 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
3481 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3482 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3483 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3484 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3485 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
3486 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
3487 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
3488 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
3489 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
3490 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
3491 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
3492 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
3493 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
3494 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
3495 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3496 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
3497 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3498 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
3499 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3500 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3502 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
3503 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
3504 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
3505 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3506 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3507 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3508 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
3509 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3510 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
3511 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3512 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
3513 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3514 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
3515 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
3516 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
3517 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
3518 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3519 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3520 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3521 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3522 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3523 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3524 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3525 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3526 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3527 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3528 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3529 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3530 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3531 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3532 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3533 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3534 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3535 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
3536 IX86_BUILTIN_MOVMSKPS256.
3537 (ix86_init_mmx_sse_builtins): Support AVX builtins.
3538 (ix86_expand_args_builtin): Likewise.
3539 (ix86_expand_special_args_builtin): Likewise.
3540 (ix86_hard_regno_mode_ok): Handle AVX modes.
3541 (ix86_expand_vector_init_duplicate): Likewise.
3542 (ix86_expand_vector_init_one_nonzero): Likewise.
3543 (ix86_expand_vector_init_one_var): Likewise.
3544 (ix86_expand_vector_init_concat): Likewise.
3545 (ix86_expand_vector_init_general): Likewise.
3546 (ix86_expand_vector_set): Likewise.
3547 (ix86_vector_mode_supported_p): Likewise.
3548 (x86_extended_reg_mentioned_p): Check INSN_P before using
3551 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
3552 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
3554 * config/i386/i386.h (TARGET_AVX): New.
3555 (TARGET_FMA): Likewise.
3556 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
3557 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
3558 (VALID_AVX256_REG_MODE): New.
3559 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3560 (AVX_FLOAT_MODE_P): Likewise.
3561 (AVX128_VEC_FLOAT_MODE_P): Likewise.
3562 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3563 (AVX_VEC_FLOAT_MODE_P): Likewise.
3564 (ASM_OUTPUT_AVX_PREFIX): Likewise.
3565 (ASM_OUTPUT_OPCODE): Likewise.
3566 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
3568 (SSE_REG_MODE_P): Allow 256bit vector modes.
3569 (ix86_args): Add a warn_avx field.
3571 * config/i386/i386.md (UNSPEC_PCMP): New.
3572 (UNSPEC_VPERMIL): Likewise.
3573 (UNSPEC_VPERMIL2): Likewise.
3574 (UNSPEC_VPERMIL2F128): Likewise.
3575 (UNSPEC_MASKLOAD): Likewise.
3576 (UNSPEC_MASKSTORE): Likewise.
3577 (UNSPEC_CAST): Likewise.
3578 (UNSPEC_VTESTP): Likewise.
3579 (UNSPECV_VZEROALL): Likewise.
3580 (UNSPECV_VZEROUPPER): Likewise.
3581 (XMM0_REG): Likewise.
3582 (XMM1_REG): Likewise.
3583 (XMM2_REG): Likewise.
3584 (XMM3_REG): Likewise.
3585 (XMM4_REG): Likewise.
3586 (XMM5_REG): Likewise.
3587 (XMM6_REG): Likewise.
3588 (XMM8_REG): Likewise.
3589 (XMM9_REG): Likewise.
3590 (XMM10_REG): Likewise.
3591 (XMM11_REG): Likewise.
3592 (XMM12_REG): Likewise.
3593 (XMM13_REG): Likewise.
3594 (XMM14_REG): Likewise.
3595 (XMM15_REG): Likewise.
3597 (prefix_vex_imm8): Likewise.
3598 (prefix_vex_w): Likewise.
3599 (length_vex): Likewise.
3602 (*avx_ashlti3): Likewise.
3603 (*avx_lshrti3): Likewise.
3604 (*avx_setcc<mode>): Likewise.
3605 (*fop_<mode>_comm_mixed_avx): Likewise.
3606 (*fop_<mode>_comm_avx): Likewise.
3607 (*fop_<mode>_1_mixed_avx): Likewise.
3608 (*fop_<mode>_1_avx): Likewise.
3609 (*avx_<code><mode>3): Likewise.
3610 (*avx_ieee_smin<mode>3): Likewise.
3611 (*avx_ieee_smax<mode>3): Likewise.
3612 (mode): Add OI, V8SF and V4DF.
3613 (length): Support VEX prefix.
3614 (*cmpfp_i_mixed): Set prefix attribute.
3615 (*cmpfp_i_sse): Likewise.
3616 (*cmpfp_iu_mixed): Likewise.
3617 (*cmpfp_iu_sse): Likewise.
3618 (*movsi_1): Support AVX.
3619 (*movdi_2): Likewise.
3620 (*movdi_1_rex64): Likewise.
3621 (*movti_internal): Likewise.
3622 (*movti_rex64): Likewise.
3623 (*movsf_1): Likewise.
3624 (*movdf_nointeger): Likewise.
3625 (*movdf_integer_rex64): Likewise.
3626 (*movtf_internal): Likewise.
3627 (zero_extendsidi2_32): Likewise.
3628 (zero_extendsidi2_rex64): Likewise.
3629 (*extendsfdf2_mixed): Likewise.
3630 (*extendsfdf2_sse): Likewise.
3631 (*truncdfsf_fast_mixed): Likewise.
3632 (*truncdfsf_fast_sse): Likewise.
3633 (*truncdfsf_mixed): Likewise.
3634 (fix_trunc<mode>di_sse): Likewise.
3635 (fix_trunc<mode>si_sse): Likewise.
3636 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
3637 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
3638 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
3639 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
3640 (*rcpsf2_sse): Likewise.
3641 (*rsqrtsf2_sse): Likewise.
3642 (*sqrt<mode>2_sse): Likewise.
3643 (sse4_1_round<mode>2): Likewise.
3644 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
3645 Support AVX. Set length attribute properly for AVX.
3647 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
3648 (VECTOR_MODES (FLOAT, 32)): Likewise.
3649 (VECTOR_MODE (INT, DI, 8)): Likewise.
3650 (VECTOR_MODE (INT, HI, 32)): Likewise.
3651 (VECTOR_MODE (INT, QI, 64)): Likewise.
3652 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
3653 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
3654 (VECTOR_MODE (INT, DI, 4)): Removed.
3655 (VECTOR_MODE (INT, SI, 8)): Likewise.
3656 (VECTOR_MODE (INT, HI, 16)): Likewise.
3657 (VECTOR_MODE (INT, QI, 32)): Likewise.
3658 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
3659 (INT_MODE (OI, 32)): Likewise.
3661 * config/i386/i386.opt (mavx): New.
3664 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
3666 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
3667 (*mov<mode>_internal_avx): New.
3668 (*movv2sf_internal_rex64_avx): Likewise.
3669 (*movv2sf_internal_avx): Likewise.
3671 * config/i386/predicates.md (const_4_to_5_operand): New.
3672 (const_6_to_7_operand): Likewise.
3673 (const_8_to_11_operand): Likewise.
3674 (const_12_to_15_operand): Likewise.
3675 (avx_comparison_float_operator): Likewise.
3677 * config/i386/sse.md (AVX256MODEI): New.
3678 (AVX256MODE): Likewise.
3679 (AVXMODEQI): Likewise.
3680 (AVXMODE): Likewise.
3681 (AVX256MODEF2P): Likewise.
3682 (AVX256MODE2P): Likewise.
3683 (AVX256MODE4P): Likewise.
3684 (AVX256MODE8P): Likewise.
3685 (AVXMODEF2P): Likewise.
3686 (AVXMODEF4P): Likewise.
3687 (AVXMODEDCVTDQ2PS): Likewise.
3688 (AVXMODEDCVTPS2DQ): Likewise.
3689 (avxvecmode): Likewise.
3690 (avxvecpsmode): Likewise.
3691 (avxhalfvecmode): Likewise.
3692 (avxscalarmode): Likewise.
3693 (avxcvtvecmode): Likewise.
3694 (avxpermvecmode): Likewise.
3695 (avxmodesuffixf2c): Likewise.
3696 (avxmodesuffixp): Likewise.
3697 (avxmodesuffixs): Likewise.
3698 (avxmodesuffix): Likewise.
3699 (vpermilbits): Likewise.
3700 (pinsrbits): Likewise.
3701 (mov<mode>): Likewise.
3702 (*mov<mode>_internal): Likewise.
3703 (push<mode>1): Likewise.
3704 (movmisalign<mode>): Likewise.
3705 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3706 (avx_movdqu<avxmodesuffix>): Likewise.
3707 (avx_lddqu<avxmodesuffix>): Likewise.
3708 (<plusminus_insn><mode>3): Likewise.
3709 (*avx_<plusminus_insn><mode>3): Likewise.
3710 (*avx_vm<plusminus_insn><mode>3): Likewise.
3711 (mul<mode>3): Likewise.
3712 (*avx_mul<mode>3): Likewise.
3713 (*avx_vmmul<mode>3): Likewise.
3714 (divv8sf3): Likewise.
3715 (divv4df3): Likewise.
3716 (avx_div<mode>3): Likewise.
3717 (*avx_div<mode>3): Likewise.
3718 (*avx_vmdiv<mode>3): Likewise.
3719 (avx_rcpv8sf2): Likewise.
3720 (*avx_vmrcpv4sf2): Likewise.
3721 (sqrtv8sf2): Likewise.
3722 (avx_sqrtv8sf2): Likewise.
3723 (*avx_vmsqrt<mode>2): Likewise.
3724 (rsqrtv8sf2): Likewise.
3725 (avx_rsqrtv8sf2): Likewise.
3726 (*avx_vmrsqrtv4sf2): Likewise.
3727 (<code><mode>3): Likewise.
3728 (*avx_<code><mode>3_finite): Likewise.
3729 (*avx_<code><mode>3): Likewise.
3730 (*avx_vm<code><mode>3): Likewise.
3731 (*avx_ieee_smin<mode>3): Likewise.
3732 (*avx_ieee_smax<mode>3): Likewise.
3733 (avx_addsubv8sf3): Likewise.
3734 (avx_addsubv4df3): Likewise.
3735 (*avx_addsubv4sf3): Likewise.
3736 (*avx_addsubv2df3): Likewise.
3737 (avx_h<plusminus_insn>v4df3): Likewise.
3738 (avx_h<plusminus_insn>v8sf3): Likewise.
3739 (*avx_h<plusminus_insn>v4sf3): Likewise.
3740 (*avx_h<plusminus_insn>v2df3): Likewise.
3741 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
3742 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
3743 (*avx_maskcmp<mode>3): Likewise.
3744 (avx_nand<mode>3): Likewise.
3745 (*avx_<code><mode>3): Likewise.
3746 (*avx_nand<mode>3): Likewise.
3747 (*avx_<code><mode>3): Likewise.
3748 (*avx_cvtsi2ss): Likewise.
3749 (*avx_cvtsi2ssq): Likewise.
3750 (*avx_cvtsi2sd): Likewise.
3751 (*avx_cvtsi2sdq): Likewise.
3752 (*avx_cvtsd2ss): Likewise.
3753 (avx_cvtss2sd): Likewise.
3754 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
3755 (avx_cvtps2dq<avxmodesuffix>): Likewise.
3756 (avx_cvttps2dq<avxmodesuffix>): Likewise.
3757 (*avx_cvtsi2sd): Likewise.
3758 (*avx_cvtsi2sdq): Likewise.
3759 (avx_cvtdq2pd256): Likewise.
3760 (avx_cvtpd2dq256): Likewise.
3761 (avx_cvttpd2dq256): Likewise.
3762 (*avx_cvtsd2ss): Likewise.
3763 (*avx_cvtss2sd): Likewise.
3764 (avx_cvtpd2ps256): Likewise.
3765 (avx_cvtps2pd256): Likewise.
3766 (*avx_movhlps): Likewise.
3767 (*avx_movlhps): Likewise.
3768 (avx_unpckhps256): Likewise.
3769 (*avx_unpckhps): Likewise.
3770 (avx_unpcklps256): Likewise.
3771 (*avx_unpcklps): Likewise.
3772 (avx_movshdup256): Likewise.
3773 (avx_movsldup256): Likewise.
3774 (avx_shufps256): Likewise.
3775 (avx_shufps256_1): Likewise.
3776 (*avx_shufps_<mode>): Likewise.
3777 (*avx_loadhps): Likewise.
3778 (*avx_storelps): Likewise.
3779 (*avx_loadlps): Likewise.
3780 (*avx_movss): Likewise.
3781 (*vec_dupv4sf_avx): Likewise.
3782 (*vec_concatv2sf_avx): Likewise.
3783 (*vec_concatv4sf_avx): Likewise.
3784 (*vec_setv4sf_0_avx): Likewise.
3785 (*vec_setv4sf_avx): Likewise.
3786 (*avx_insertps): Likewise.
3787 (avx_vextractf128<mode>): Likewise.
3788 (vec_extract_lo_<mode>): Likewise.
3789 (vec_extract_hi_<mode>): Likewise.
3790 (vec_extract_lo_<mode>): Likewise.
3791 (vec_extract_hi_<mode>): Likewise.
3792 (vec_extract_lo_v16hi): Likewise.
3793 (vec_extract_hi_v16hi): Likewise.
3794 (vec_extract_lo_v32qi): Likewise.
3795 (vec_extract_hi_v32qi): Likewise.
3796 (avx_unpckhpd256): Likewise.
3797 (*avx_unpckhpd): Likewise.
3798 (avx_movddup256): Likewise.
3799 (*avx_movddup): Likewise.
3800 (avx_unpcklpd256): Likewise.
3801 (*avx_unpcklpd): Likewise.
3802 (avx_shufpd256): Likewise.
3803 (avx_shufpd256_1): Likewise.
3804 (*avx_punpckhqdq): Likewise.
3805 (*avx_punpcklqdq): Likewise.
3806 (*avx_shufpd_<mode>): Likewise.
3807 (*avx_storehpd): Likewise.
3808 (*avx_loadhpd): Likewise.
3809 (*avx_loadlpd): Likewise.
3810 (*avx_movsd): Likewise.
3811 (*vec_concatv2df_avx): Likewise.
3812 (*avx_<plusminus_insn><mode>3): Likewise.
3813 (*avx_<plusminus_insn><mode>3): Likewise.
3814 (*avx_mulv8hi3): Likewise.
3815 (*avxv8hi3_highpart): Likewise.
3816 (*avx_umulv8hi3_highpart): Likewise.
3817 (*avx_umulv2siv2di3): Likewise.
3818 (*avx_mulv2siv2di3): Likewise.
3819 (*avx_pmaddwd): Likewise.
3820 (*avx_mulv4si3): Likewise.
3821 (*avx_ashr<mode>3): Likewise.
3822 (*avx_lshr<mode>3): Likewise.
3823 (*avx_ashl<mode>3): Likewise.
3824 (*avx_<code><mode>3): Likewise.
3825 (*avx_eq<mode>3): Likewise.
3826 (*avx_gt<mode>3): Likewise.
3827 (*avx_nand<mode>3): Likewise.
3828 (*avx_nand<mode>3): Likewise.
3829 (*avx_<code><mode>3): Likewise.
3830 (*avx_<code><mode>3): Likewise.
3831 (*avx_packsswb): Likewise.
3832 (*avx_packssdw): Likewise.
3833 (*avx_packuswb): Likewise.
3834 (*avx_punpckhbw): Likewise.
3835 (*avx_punpcklbw): Likewise.
3836 (*avx_punpckhwd): Likewise.
3837 (*avx_punpcklwd): Likewise.
3838 (*avx_punpckhdq): Likewise.
3839 (*avx_punpckldq): Likewise.
3840 (*avx_pinsr<avxmodesuffixs>): Likewise.
3841 (*avx_pinsrq): Likewise.
3842 (*avx_loadld): Likewise.
3843 (*vec_extractv2di_1_rex64_avx): Likewise.
3844 (*vec_extractv2di_1_avx): Likewise.
3845 (*vec_dupv2di_avx): Likewise.
3846 (*vec_concatv2si_avx): Likewise.
3847 (*vec_concatv4si_1_avx): Likewise.
3848 (*vec_concatv2di_avx): Likewise.
3849 (*vec_concatv2di_rex64_avx): Likewise.
3850 (*avx_uavgv16qi3): Likewise.
3851 (*avx_uavgv8hi3): Likewise.
3852 (*avx_psadbw): Likewise.
3853 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
3854 (*avx_phaddwv8hi3): Likewise.
3855 (*avx_phadddv4si3): Likewise.
3856 (*avx_phaddswv8hi3): Likewise.
3857 (*avx_phsubwv8hi3): Likewise.
3858 (*avx_phsubdv4si3): Likewise.
3859 (*avx_phsubswv8hi3): Likewise.
3860 (*avx_pmaddubsw128): Likewise.
3861 (*avx_pmulhrswv8hi3): Likewise.
3862 (*avx_pshufbv16qi3): Likewise.
3863 (*avx_psign<mode>3): Likewise.
3864 (*avx_palignrti): Likewise.
3865 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3866 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3867 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3868 (*avx_mpsadbw): Likewise.
3869 (*avx_packusdw): Likewise.
3870 (*avx_pblendvb): Likewise.
3871 (*avx_pblendw): Likewise.
3872 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3873 (avx_ptest256): Likewise.
3874 (avx_roundp<avxmodesuffixf2c>256): Likewise.
3875 (*avx_rounds<ssemodesuffixf2c>): Likewise.
3876 (*avx_aesenc): Likewise.
3877 (*avx_aesenclast): Likewise.
3878 (*avx_aesdec): Likewise.
3879 (*avx_aesdeclast): Likewise.
3880 (avx_vzeroupper): Likewise.
3881 (avx_vzeroupper_rex64): Likewise.
3882 (avx_vpermil<mode>): Likewise.
3883 (avx_vpermilvar<mode>3): Likewise.
3884 (avx_vpermil2<mode>3): Likewise.
3885 (avx_vperm2f128<mode>3): Likewise.
3886 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3887 (avx_vbroadcastss256): Likewise.
3888 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
3889 (avx_vinsertf128<mode>): Likewise.
3890 (vec_set_lo_<mode>): Likewise.
3891 (vec_set_hi_<mode>): Likewise.
3892 (vec_set_lo_<mode>): Likewise.
3893 (vec_set_hi_<mode>): Likewise.
3894 (vec_set_lo_v16hi): Likewise.
3895 (vec_set_hi_v16hi): Likewise.
3896 (vec_set_lo_v32qi): Likewise.
3897 (vec_set_hi_v32qi): Likewise.
3898 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3899 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3900 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
3901 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
3902 (vec_init<mode>): Likewise.
3903 (*vec_concat<mode>_avx): Likewise.
3904 (blendbits): Support V8SF and V4DF.
3905 (sse2_movq128): Support AVX.
3906 (<sse>_movnt<mode>): Likewise.
3907 (sse2_movntv2di): Likewise.
3908 (sse_rcpv4sf2): Likewise.
3909 (sse_sqrtv4sf2): Likewise.
3910 (sse_rsqrtv4sf2): Likewise.
3911 (<sse>_comi): Likewise.
3912 (<sse>_ucomi): Likewise.
3913 (sse_cvtss2si): Likewise.
3914 (sse_cvtss2si_2): Likewise.
3915 (sse_cvtss2siq): Likewise.
3916 (sse_cvtss2siq_2): Likewise.
3917 (sse_cvttss2si): Likewise.
3918 (sse_cvttss2siq): Likewise.
3919 (sse2_cvtsd2si): Likewise.
3920 (sse2_cvtsd2si_2): Likewise.
3921 (sse2_cvtsd2siq): Likewise.
3922 (sse2_cvtsd2siq_2): Likewise.
3923 (sse2_cvttsd2si): Likewise.
3924 (sse2_cvttsd2siq): Likewise.
3925 (sse2_cvtdq2pd): Likewise.
3926 (*sse2_cvtpd2dq): Likewise.
3927 (*sse2_cvttpd2dq): Likewise.
3928 (*sse2_cvtpd2ps): Likewise.
3929 (sse2_cvtps2pd): Likewise.
3930 (sse3_movshdup): Likewise.
3931 (sse3_movsldup): Likewise.
3932 (sse_storehps): Likewise.
3933 (*sse4_1_extractps): Likewise.
3934 (sse2_storelpd): Likewise.
3935 (vec_dupv2df_sse3): Likewise.
3936 (*vec_concatv2df_sse3): Likewise.
3937 (*sse4_1_pextrb): Likewise.
3938 (*sse4_1_pextrb_memory): Likewise.
3939 (*sse2_pextrw): Likewise.
3940 (*sse4_1_pextrw_memory): Likewise.
3941 (*sse4_1_pextrd): Likewise.
3942 (*sse4_1_pextrq): Likewise.
3943 (sse2_pshufd_1): Likewise.
3944 (sse2_pshuflw_1): Likewise.
3945 (sse2_pshufhw_1): Likewise.
3946 (*sse2_storeq_rex64): Likewise.
3947 (*vec_dupv4si): Likewise.
3948 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
3949 (sse2_pmovmskb): Likewise.
3950 (*sse2_maskmovdqu): Likewise.
3951 (*sse2_maskmovdqu_rex64): Likewise.
3952 (sse_ldmxcsr): Likewise.
3953 (sse_stmxcsr): Likewise.
3954 (abs<mode>2): Likewise.
3955 (sse4_1_movntdqa): Likewise.
3956 (sse4_1_phminposuw): Likewise.
3957 (sse4_1_extendv8qiv8hi2): Likewise.
3958 (*sse4_1_extendv8qiv8hi2): Likewise.
3959 (sse4_1_extendv4qiv4si2): Likewise.
3960 (*sse4_1_extendv4qiv4si2): Likewise.
3961 (sse4_1_extendv2qiv2di2): Likewise.
3962 (*sse4_1_extendv2qiv2di2): Likewise.
3963 (sse4_1_extendv4hiv4si2): Likewise.
3964 (*sse4_1_extendv4hiv4si2): Likewise.
3965 (sse4_1_extendv2hiv2di2): Likewise.
3966 (*sse4_1_extendv2hiv2di2): Likewise.
3967 (sse4_1_extendv2siv2di2): Likewise.
3968 (*sse4_1_extendv2siv2di2): Likewise.
3969 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3970 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3971 (sse4_1_zero_extendv4qiv4si2): Likewise.
3972 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3973 (sse4_1_zero_extendv2qiv2di2): Likewise.
3974 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3975 (sse4_1_zero_extendv4hiv4si2): Likewise.
3976 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3977 (sse4_1_zero_extendv2hiv2di2): Likewise.
3978 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3979 (sse4_1_zero_extendv2siv2di2): Likewise.
3980 (*sse4_1_zero_extendv2siv2di2): Likewise.
3981 (sse4_1_ptest): Likewise.
3982 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
3983 (sse4_2_pcmpestri): Likewise.
3984 (sse4_2_pcmpestrm): Likewise.
3985 (sse4_2_pcmpistri): Likewise.
3986 (sse4_2_pcmpistrm): Likewise.
3988 (aeskeygenassist): Likewise.
3990 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
3992 * config/i386/predicates.md (vzeroall_operation): New.
3994 * config/i386/sse.md (avx_vzeroall): New.
3995 (*avx_vzeroall): Likewise.
3997 2008-08-28 Paul Brook <paul@codesourcery.com>
3998 Mark Shinwell <shinwell@codesourcery.com>
3999 Richard Earnshaw <richard.earnshaw@arm.com>
4001 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4002 (TARGET_MIN_ANCHOR_OFFSET): New.
4003 (arm_override_options): Set correct anchor ranges for Thumb-1
4004 and Thumb-2 if required.
4005 (legitimize_pic_address): Handle case involving a TLS symbol
4006 reference with an addend.
4007 (arm_optimization_options): Enable section anchors at -O1 and
4009 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4010 * config/arm/arm-protos.h (arm_optimization_options): New.
4012 2008-08-28 Nick Clifton <nickc@redhat.com>
4014 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4015 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4018 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4019 * config/v850/v850.md (return): Remove frame size restriction.
4021 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4023 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4025 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4027 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4029 2008-08-28 Paul Brook <paul@codesourcery.com>
4031 * config/arm/vfp11.md: Update license notice.
4032 * config/arm/cortex-r4.md: Ditto.
4034 2008-08-28 Richard Guenther <rguenther@suse.de>
4036 PR tree-optimization/37207
4037 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4040 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4043 * tree.c (int_fits_type_p): Don't forget unsigned integers
4044 of type sizetype which higher end word equals -1.
4046 2008-08-28 Ira Rosen <irar@il.ibm.com>
4048 * target.h (struct vectorize): Add new target builtin.
4049 * tree-vectorizer.c (destroy_loop_vec_info): Call
4050 vect_free_slp_instance instead of vect_free_slp_node.
4051 * tree-vectorizer.h (enum slp_load_perm_type): New.
4052 (struct _slp_instance): Add new fields.
4053 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4054 (SLP_INSTANCE_LOADS): New.
4055 (vect_free_slp_tree): Remove.
4056 (vect_free_slp_instance): Declare.
4057 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4058 (vectorizable_load): Add argument.
4059 (vect_transform_slp_perm_load): New.
4060 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4062 (vect_get_place_in_interleaving_chain): New function.
4063 (vect_free_slp_tree): Make static.
4064 (vect_free_slp_instance): New function.
4065 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4066 collect the load location in the interleaving chain.
4067 (vect_supported_slp_permutation_p): New function.
4068 (vect_supported_load_permutation_p): Likewise.
4069 (vect_analyze_slp_instance): In case of loads permutation, call
4070 vect_supported_load_permutation_p to check that the permutation is
4072 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4073 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4074 (vect_create_mask_and_perm): New function.
4075 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4076 (vectorizable_load): Add an argument. Don't keep the created vectors
4077 statements in the node if permutation is required. Call
4078 vect_transform_slp_perm_load to generate the permutation.
4079 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4080 additional argument.
4081 (vect_schedule_slp_instance): In case of loads permutation, allocate
4082 vectorized statements structure for all the related SLP nodes. Call
4083 vect_transform_stmt with addditional argument.
4084 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4085 * config/spu/spu.c (spu_builtin_vec_perm): New.
4086 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4087 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4088 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4089 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4091 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4093 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4094 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4095 __gthread_cond_signal, __gthread_cond_timedwait,
4096 __gthread_cond_timedwait_recursive): New functions.
4097 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4099 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4102 2008-08-28 Richard Guenther <rguenther@suse.de>
4105 * fold-const.c (maybe_canonicalize_comparison_1): Require
4106 undefined overflow only for canonicalizing A +- CST cmp CST.
4107 Make sure to not generate new constants that are not inside
4108 their TYPE_MIN/MAX_VALUE range.
4109 (maybe_canonicalize_comparison): Remove undefined overflow
4111 (fold_binary): Remove now duplicate folding.
4113 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4115 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4116 use not updated in the last change.
4118 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4120 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4121 (IRA_COVER_CLASSES): Add FPUL_REGS.
4123 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4126 * c-common.c (conversion_warning): Check for null operands.
4128 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4131 * c-decl.c (check_for_loop_decls): Improve error message. Give
4134 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4137 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4138 (convert_for_assignment): Pass corrent OPT_W* parameter to
4139 WARN_FOR_ASSIGNMENT.
4141 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4144 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4146 2008-08-27 Paul Brook <paul@codesourcery.com>
4148 * config.gcc: Loosen checks for arm uclinux eabi targets.
4150 2008-08-27 Paul Brook <paul@codesourcery.com>
4152 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4154 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4156 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4158 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
4159 the enumerators of an ENUMERAL_TYPE.
4160 * dbxout.c (dbxout_type): Ditto.
4162 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
4165 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
4166 (fwprop_addr): Check that the loop_father is not the outer loop.
4168 2008-08-26 Paul Brook <paul@codesourcery.com>
4170 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
4171 Remove documentation entry for fmul type.
4172 Use fmuls to annotate single-precision multiplication patterns,
4173 fmuld to annotate double-precision multiplication patterns,
4174 fmacs to annotate single-precision multiply-accumulate patterns
4175 and fmacd to annotate double-precision multiply-accumulate patterns.
4176 * config/arm/vfp11.md: Update reservations accordingly.
4177 * config/arm/arm.md: Note that certain values of the "type"
4178 attribute are documented in vfp.md.
4179 * config/arm/arm1020e.md: Remove out of date duplicate comment.
4180 (v10_cvt): Use new fmul types.
4182 2008-08-26 Paul Brook <paul@codesourcery.com>
4184 * config/arm/vfp.md: Move pipeline description for VFP11 to...
4185 * config/arm/vfp11.md: ...here. New.
4186 * config/arm/arm.md: Include vfp11.md.
4188 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
4190 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
4191 parameter to inform call.
4193 2008-08-26 Jeff Law <law@redhat.com>
4195 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
4196 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
4197 preferred class when copying a constant into a partial word register.
4199 2008-08-26 Ben Elliston <bje@au.ibm.com>
4201 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
4202 * cp/typeck.c: Likewise.
4203 * cp/tree.c: Likewise.
4204 * gimple-low.c: Likewise.
4207 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
4209 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
4210 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
4212 * doc/passes.texi: Describe IRA.
4214 * doc/tm.texi (IRA_COVER_CLASSES,
4215 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
4217 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
4218 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
4219 -fira-propagate-cost, -fno-ira-share-save-slots,
4220 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
4222 * flags.h (ira_algorithm): New enumeration.
4223 (flag_ira_algorithm, flag_ira_verbose): New external variable
4226 * postreload.c (gate_handle_postreload): Don't do post reload
4227 optimizations unless the reload is completed.
4229 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
4232 * tree-pass.h (pass_ira): New external variable declaration.
4234 * reload.h: Add 2008 to the Copyright.
4236 * cfgloopanal.c: Include params.h.
4237 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
4240 * params.h (IRA_MAX_LOOPS_NUM): New macro.
4242 * toplev.c (ira.h): New include.
4243 (flag_ira_algorithm, flag_ira_verbose): New external variables.
4244 (backend_init_target): Call ira_init.
4245 (backend_init): Call ira_init_once.
4246 (finalize): Call finish_ira_once.
4248 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
4249 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
4252 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
4253 may_move_out_cost): New external variable declarations.
4254 (move_table): New typedef.
4256 * caller-save.c: Include headers output.h and ira.h.
4257 (no_caller_save_reg_set): New global variable.
4258 (save_slots_num, save_slots): New variables.
4259 (reg_save_code, reg_restore_code, add_stored_regs): Add
4261 (init_caller_save): Set up no_caller_save_reg_set.
4262 (init_save_areas): Reset save_slots_num.
4263 (saved_hard_reg): New structure.
4264 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
4265 (initiate_saved_hard_regs, new_saved_hard_reg,
4266 finish_saved_hard_regs, saved_hard_reg_compare_func): New
4268 (setup_save_areas): Add code for sharing stack slots.
4269 (all_blocks): New variable.
4270 (save_call_clobbered_regs): Process pseudo-register too.
4271 (mark_set_regs): Process pseudo-register too.
4272 (insert_one_insn): Put the insn after bb note in a empty basic
4273 block. Add insn check.
4275 * global.c (eliminable_regset): Make it external.
4276 (mark_elimination): Use DF_LR_IN for IRA.
4277 (pseudo_for_reload_consideration_p): New.
4278 (build_insn_chain): Make it external. Don't ignore spilled
4279 pseudos for IRA. Use pseudo_for_reload_consideration_p.
4280 (gate_handle_global_alloc): New function.
4281 (pass_global_alloc): Add the gate function.
4283 * opts.c (decode_options): Set up flag_ira. Print the warning for
4285 (common_handle_option): Process -fira-algorithm and -fira-verbose.
4287 * timevar.def (TV_IRA, TV_RELOAD): New passes.
4289 * regmove.c (regmove_optimize): Don't do replacement of output for
4292 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
4293 New external variable declarations.
4295 * local-alloc.c (update_equiv_regs): Make it external. Return
4296 true if jump label rebuilding should be done. Rescan new_insn for
4298 (gate_handle_local_alloc): New function.
4299 (pass_local_alloc): Add the gate function.
4301 * alias.c (value_addr_p, stack_addr_p): New functions.
4302 (nonoverlapping_memrefs_p): Use them for IRA.
4304 * common.opt (fira, fira-algorithm, fira-coalesce,
4305 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
4306 fira-verbose): New options.
4308 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
4309 move_cost, may_move_in_cost, may_move_out_cost): Make the
4311 (move_table): Remove typedef.
4312 (init_move_cost): Make it external.
4313 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
4316 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
4317 setup_reg_classes): New function prototypes.
4318 (eliminable_regset): New external variable declaration.
4319 (build_insn_chain, update_equiv_regs): New function prototypes.
4321 * Makefile.in (IRA_INT_H): New definition.
4322 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
4323 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
4324 (reload1.o, toplev.o): Add dependence on ira.h.
4325 (cfgloopanal.o): Add PARAMS_H.
4326 (caller-save.o): Add dependence on output.h and ira.h.
4327 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
4328 ira-emit.o, ira-lives.o): New entries.
4330 * passes.c (pass_ira): New pass.
4332 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
4334 * reload1.c (ira.h): Include the header.
4335 (changed_allocation_pseudos): New bitmap.
4336 (init_reload): Initiate the bitmap.
4337 (compute_use_by_pseudos): Permits spilled registers in FROM.
4338 (temp_pseudo_reg_arr): New variable.
4339 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
4340 IRA. Call alter_reg with the additional parameter. Don't clear
4341 spilled_pseudos for IRA. Restore original insn chain for IRA.
4342 Clear changed_allocation_pseudos at the end of reload.
4343 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
4344 (hard_regno_to_pseudo_regno): New variable.
4345 (count_pseudo): Check spilled pseudos. Set up
4346 hard_regno_to_pseudo_regno.
4347 (count_spilled_pseudo): Check spilled pseudos. Update
4348 hard_regno_to_pseudo_regno.
4349 (find_reg): Use better_spill_reload_regno_p. Check
4350 hard_regno_to_pseudo_regno.
4351 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
4353 (eliminate_regs_1): Use additional parameter for alter_reg.
4354 (finish_spills): Set up pseudo_previous_regs only for spilled
4355 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
4356 more arguments. Don't clear live_throughout and dead_or_set for
4357 spilled pseudos. Use additional parameter for alter_reg. Call
4358 mark_allocation_change. Set up changed_allocation_pseudos.
4359 Remove sanity check.
4360 (emit_input_reload_insns, delete_output_reload): Use additional
4361 parameter for alter_reg. Call mark_allocation_change.
4362 (substitute, gen_reload_chain_without_interm_reg_p): New
4364 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
4366 * testsuite/gcc.dg/20080410-1.c: New file.
4368 * config/s390/s390.h (IRA_COVER_CLASSES,
4369 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
4371 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
4373 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
4375 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
4377 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
4379 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
4381 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
4383 2008-08-24 Jeff Law <law@redhat.com>
4384 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
4385 when ignoring unavailable registers.
4387 2008-08-24 Jeff Law <law@redhat.com>
4388 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
4389 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
4390 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
4391 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
4393 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
4394 * ira-build.c (allocno_range_compare_func): Stabilize sort.
4396 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
4397 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
4398 * reload1.c (find_reg): Process registers in register allocation order.
4400 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4401 * toplev.c (backend_init_target): Move ira_init call from
4403 (lang_dependent_init_target): ...to here.
4405 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4406 * ira.c (setup_class_subset_and_memory_move_costs): Don't
4407 calculate memory move costs for NO_REGS.
4409 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
4410 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
4411 STACK_REGS is defined.
4413 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4414 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
4416 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
4417 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
4419 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
4420 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
4421 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
4424 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
4425 Dorit Nuzman <dorit@il.ibm.com>
4427 * gcc/config/spu/spu.md (vec_extract_evenv4si,
4428 vec_extract_evenv4sf, vec_extract_evenv8hi,
4429 vec_extract_evenv16qi, vec_extract_oddv4si,
4430 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
4431 vec_interleave_highv4sf, vec_interleave_lowv4sf,
4432 vec_interleave_highv4si, vec_interleave_lowv4si,
4433 vec_interleave_highv8hi, vec_interleave_lowv8hi,
4434 vec_interleave_highv16qi, vec_interleave_lowv16qi,
4435 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
4437 2008-08-25 Janis Johnson <janis187@us.ibm.com>
4440 * config/rs6000/rs6000.c (optimization_options): Don't default to
4441 section anchors without toplevel reorder.
4443 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4445 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
4446 (mfc_end_critical_section): Likewise.
4448 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4450 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
4451 all type qualifiers from element type to vector type.
4453 2008-08-25 David Daney <ddaney@avtrex.com>
4455 * config/mips/mips.md (immediate_insn): Move up in file, fix
4456 comment typo, reformat.
4457 (fetchop_bit, atomic_hiqi_op memory_barrier,
4458 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
4459 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
4460 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
4461 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
4462 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
4463 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
4464 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
4465 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
4466 sync_old_nand<mode>, sync_new_nand<mode>,
4467 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
4468 test_and_set_12): Moved to sync.md.
4470 * config/mips/sync.md: New file.
4472 2008-08-25 Richard Henderson <rth@redhat.com>
4474 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
4475 (regsave): Likewise.
4476 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
4477 (output_cfi_directive): Likewise.
4478 (div_data_align): New.
4479 (output_cfi): Use it.
4481 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
4483 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
4484 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
4485 (TARGET_OCTEON): New macro.
4486 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
4487 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
4488 (ISA_HAS_POP): New macro.
4489 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4491 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4493 * config/mips/mips.md (cpu): Add octeon.
4494 (type): Add pop attribute value.
4495 (popcount<mode>2): New pattern.
4496 * doc/invoke.texi (-march=@var{arch}): Add octeon.
4498 2008-08-24 Jan Hubicka <jh@suse.cz>
4500 * doc/invoke.texi (-fipa-cp-clone): New option.
4501 (-fipa-cp): Update docs.
4502 (--param ipcp-unit-growth):New.
4503 * ipa-cp.c: Include fibheap.h, params.h
4504 (ipcp_initialize_node_lattices): When not cloning, all externally
4505 visible functions are bottom.
4506 (ipcp_need_redirect_p): Accept clones.
4507 (ipcp_insert_stage): Use cost driven heuristics.
4508 (max_count, dead_nodes): New static vars.
4509 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
4510 ipcp_const_param_count): New functions.
4511 * common.opt (ipa-cp-clone): New command line option.
4512 * params.def (ipcp-unit-growth): New.
4514 2008-08-24 Jan Hubicka <jh@suse.cz>
4516 * tree-inline.c (tree_function_versioning): Look harder
4517 for referenced vars.
4519 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
4521 PR tree-optimization/37185
4522 * matrix-reorg.c (transform_access_sites): Update changed stmt.
4524 2008-08-23 Jan Hubicka <jh@suse.cz>
4526 * ipa-cp.c (ipcp_analyze_node): New function.
4527 (ipcp_update_cloned_node): Use it.
4528 (ipcp_init_stage): Likewise.
4529 * ipa-inline.c (function_insertion_hook_holder): New static var.
4530 (analyze_function): Break out from ....
4531 (inline_generate_summary): Here; register insertion hook.
4532 (cgraph_decide_inlining): Remove hook.
4533 (add_new_function): New function.
4535 2008-08-23 Jan Hubicka <jh@suse.cz>
4537 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
4539 2008-08-23 Jan Hubicka <jh@suse.cz>
4541 * ipa-cp.c (constant_val_insert): Remove.
4542 (ipcp_propagate_one_const): Remove.
4543 (ipcp_create_replace_map): Always insert replacements to the map.
4544 (ipcp_insert_stage): Do not try to insert statements by hand.
4545 * tree-inline.c (insert_init_stmt): Break out from ...
4546 (setup_one_parameter): ... here; allow NULL BB pointer.
4547 (tree_function_versioning): Use setup_one_parameter to process
4550 2008-08-23 Jan Hubicka <jh@suse.cz>
4552 * tree.c (decl_address_ip_invariant_p): New function.
4553 * tree.h (decl_address_ip_invariant_p): Declare.
4554 * gimple.c (strip_invariant_refs): Break out from ...
4555 (is_gimple_invariant_address): ... here
4556 (is_gimple_ip_invariant_address): New function.
4557 (is_gimple_ip_invariant): New function.
4558 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
4561 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
4562 (ipcp_lat_is_insertable): All constants are insertable.
4563 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
4564 IPA_CONST_VALUE_REF.
4565 (ipcp_initialize_node_lattices): Propagate all types of operands.
4566 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
4567 (ipcp_create_replace_map): Reformat.
4568 (ipcp_need_redirect_p): Simplify.
4569 (ipcp_insert_stage): Check that argument is used before clonning.
4570 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
4572 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
4573 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
4574 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
4575 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
4576 (jump_func_type): Remove IPA_CONST_VALUE_REF.
4577 * tree-inline.c (tree_function_versioning): Add variables referenced
4580 2008-08-23 Jan Hubicka <jh@suse.cz>
4583 * i386.c (standard_80387_constant_p): Use optimize_size.
4585 2008-08-23 Ira Rosen <irar@il.ibm.com>
4587 PR tree-optimization/37161
4588 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
4589 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
4590 (vect_determine_vectorization_factor): Move the scalar type
4591 retrieval to vect_get_smallest_scalar_type.
4592 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
4593 scalar type. Remove redundant computation.
4594 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
4595 (vect_get_slp_defs): Take the type of RHS into account if
4596 necessary by calling vect_get_smallest_scalar_type. Call
4597 vect_get_constant_vectors with additional argument.
4599 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4602 * doc/invoke.texi (Wwrite-strings): Clarify description.
4604 2008-08-23 Ira Rosen <irar@il.ibm.com>
4606 PR tree-optimization/37174
4607 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
4608 def stmt is a part of the loop before accessing its stmt_vec_info.
4610 2008-08-22 Anatoly Sokolov <aesok@post.ru>
4613 * config/avr/avr.md (UNSPEC_SWAP): New constants.
4614 (*swap): New insn pattern.
4615 (*ashlqi3): Rename from ashlqi3 insn pattern.
4616 (ashlqi3): New expanders.
4617 (*lshrqi3): Rename from lshrqi3 insn pattern.
4618 (lshrqi3): New expanders.
4619 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
4620 lshrqi3_const5, lshrqi3_const6): New splitters.
4621 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
4622 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
4625 2008-08-22 Richard Guenther <rguenther@suse.de>
4627 PR tree-optimization/37078
4628 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
4629 [+INF, +INF] ranges.
4631 2008-08-22 Richard Guenther <rguenther@suse.de>
4633 PR tree-optimization/37143
4634 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
4635 a conversion statement instead of a copy.
4637 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
4640 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
4641 CCCmode, CCOmode and CCSmode destination modes.
4644 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
4645 from different units in a single alternative.
4646 (*vec_extractv2sf_1): Ditto.
4647 (*vec_extractv2si_0): Ditto.
4648 (*vec_extractv2si_1): Ditto.
4649 * config/i386/sse.md (sse2_storehpd): Ditto.
4650 (sse2_storelpd): Ditto.
4651 (sse2_loadhpd): Ditto.
4652 (sse2_loadlpd): Ditto.
4655 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
4656 (popcountsi2): Ditto.
4657 (clzdi2_abm): Ditto.
4658 (popcountdi2): Ditto.
4659 (clzhi2_abm): Ditto.
4660 (popcounthi2): Ditto.
4662 2008-08-22 Richard Guenther <rguenther@suse.de>
4666 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
4667 if the multiplication does not overflow.
4669 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
4671 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
4673 2008-08-21 Richard Henderson <rth@redhat.com>
4675 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
4676 spurrious comma from test.
4677 * configure: Rebuild.
4679 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4682 * builtins.c (fold_builtin_next_arg): Add warning about undefined
4685 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
4687 * c-tree.h (grokfield): New argument.
4688 * c-decl.c (grokfield): Handle new location argument.
4689 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
4691 2008-08-21 Richard Guenther <rguenther@suse.de>
4693 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
4695 2008-08-21 Jan Hubicka <jh@suse.cz>
4697 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
4698 (cgraph_add_function_insertion_hook,
4699 cgraph_remove_function_insertion_hook,
4700 cgraph_call_function_insertion_hooks): New functions.
4701 * cgraph.h (cgraph_add_function_insertion_hook,
4702 cgraph_remove_function_insertion_hook,
4703 cgraph_call_function_insertion_hooks): Declare.
4704 * ipa-reference.c (function_insertion_hook_holder): New variable.
4705 (check_operand, look_for_address_of): When checking late, do not care
4706 about module bitmaps.
4707 (add_new_function): New function.
4708 (generate_summary): Register hooks; zero module bitmaps.
4709 (propagate): Unregister hooks.
4710 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
4711 (add_new_function): New function.
4712 (generate_summary): Register hook.
4713 (propagate): Remove hook.
4715 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
4717 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
4718 * ipa-cp.c (ipcp_update_cloned_node): New function.
4719 (build_const_val): Handle functions correctly; bring type logic
4720 into sync with tree-inline.c
4721 (ipcp_init_stage): Take care of computing stuff needed by
4722 indirect inlining; update clones.
4723 (ipcp_generate_summary): Break out of ipcp_driver.
4724 (ipcp_driver): Do only execution and transformation.
4725 (pass_ipa_cp): Make IPA_PASS.
4726 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
4728 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
4729 ipcp, some info is already available.
4730 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
4731 * tree-inline.c (remap_ssa_name): Unshare expression.
4733 2008-08-21 Richard Guenther <rguenther@suse.de>
4735 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
4736 a PHI ask VN if it is already available.
4737 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
4738 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
4740 2008-08-21 Richard Guenther <rguenther@suse.de>
4743 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
4744 makes sure to produce a result of the correct type.
4746 2008-08-21 Jan Hubicka <jh@suse.cz>
4747 Backport from LTO branch:
4749 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4750 Jan Hubicka <jh@suse.cz>
4753 (init_state, finish_state, set_function_state, generate_summary):
4755 (scan_stmt): Renamed from scan_function. Changed to keep state in
4756 local static vars rather than cgraph aux field.
4757 (propagate): Renamed from static_execute. Changed to keep state in
4758 local static vars rather than cgraph aux field.
4759 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
4760 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
4762 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4764 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
4765 * ipa-reference.c (init_function_info, generate_summary,
4766 propagate): New functions.
4767 (analyze_function): Call init_function_info.
4768 (static_execute): Stripped into generate_summary and propagate.
4769 (pass_ipa_reference): Made into ipa_opt_pass.
4771 2008-08-21 Richard Guenther <rguenther@suse.de>
4773 PR tree-optimization/37181
4774 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
4776 (extract_range_from_unary_expr): Likewise.
4778 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4780 * diagnostic.c (pedwarn_at): Rename as pedwarn.
4782 * toplev.h (pedwarn_at): Likewise.
4783 * builtins.c: Update all calls to pedwarn.
4784 * c-lex.c: Likewise.
4785 * toplev.c: Likewise.
4786 * c-tree.h: Likewise.
4787 * c-decl.c: Likewise.
4788 * c-errors.c: Likewise.
4789 * c-typeck.c: Likewise.
4790 * c-common.c: Likewise.
4791 * c-parser.c: Likewise.
4793 2008-08-20 Joseph Myers <joseph@codesourcery.com>
4796 * config/sparc/sparc.c (function_arg_slotno): Handle structure
4797 with MODE_VECTOR_INT mode.
4799 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4802 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
4803 initialized outside the current module.
4804 (warn_uninitialized_var): Ignore left-hand side when walking the
4805 trees. Ignore address expressions. Examine VUSE operands in gimple
4806 statements with a variable declaration on the right-hand side.
4808 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
4811 * rtlanal.c (subreg_offset_representable_p): Revert last change.
4813 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4816 * c-common.c (conversion_warning): Do not warn if applying bit-and
4817 operator to unsigned constant that fits in the target type.
4819 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4822 * c-common.c (conversion_warning): Do not warn for artificial
4825 2008-08-20 Richard Guenther <rguenther@suse.de>
4827 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
4828 (extract_range_from_binary_expr): Fall back to constant propagation.
4829 (extract_range_from_unary_expr): Likewise.
4831 2008-08-20 Richard Guenther <rguenther@suse.de>
4833 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
4834 with TREE_THIS_VOLATILE on shared nodes.
4835 (fold_stmt_r): Likewise.
4837 2008-08-20 Jakub Jelinek <jakub@redhat.com>
4840 * c-parser.c (c_parser_attributes): For keywords use canonical
4841 spelling for attr_name.
4843 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4845 * value-prof.c (check_counter): Revert wrong call to error.
4847 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4849 * profile.c: Update calls to inform.
4850 * value-prof.c: Update calls to inform.
4852 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4854 * diagnostic.c (inform): Add an explicit location_t parameter.
4855 * toplev.h (inform): Update declaration.
4856 * builtins.c: Update all calls to inform.
4857 * c-common.c: Likewise.
4858 * c-decl.c: Likewise.
4859 * c-opts.c: Likewise.
4860 * c-pch.c: Likewise.
4861 * c-pragma.c: Likewise.
4862 * c-typeck.c: Likewise.
4863 * coverage.c: Likewise.
4865 * toplev.c: Likewise.
4866 * tree-cfg.c: Likewise.
4867 * tree-ssa.c: Likewise.
4869 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
4872 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
4873 V2DI mode, for SSE4.1, use movq instead of vector set if the
4874 second element is zero and inter-unit moves are OK.
4876 2008-08-20 Richard Guenther <rguenther@suse.de>
4878 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
4879 properly handle conversion/copy chains after tuplification.
4881 2008-08-20 Richard Guenther <rguenther@suse.de>
4883 * passes.c (init_optimization_passes): Move the second
4884 forwprop pass before alias computation. Remove the second
4885 DCE pass. Remove the first dominator and phi copy/const
4888 2008-08-20 Nick Clifton <nickc@redhat.com>
4890 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
4891 support of this feature. Do not assume that a sufficiently new
4892 assembler will support the feature regardless of the target type.
4893 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
4894 * configure: Regenerate.
4896 2008-08-20 Richard Guenther <rguenther@suse.de>
4898 * tree-vrp.c (found_in_subgraph): Remove.
4899 (live): New global static.
4900 (live_on_edge): New function.
4901 (blocks_visited): Remove.
4902 (register_edge_assert_for_2): Use live_on_edge.
4903 (find_conditional_asserts): Remove code dealing with
4904 found_in_subgraph. Do not walk the CFG.
4905 (find_switch_asserts): Likewise.
4906 (find_assert_locations_1): Renamed from find_assert_locations.
4907 Move finding assert locations for conditional and switch
4908 statements first. Update live bitmap. Do not walk the CFG.
4909 (find_assert_locations): New function.
4910 (insert_range_assertions): Remove entry of CFG walk.
4911 Adjust call to find_assert_locations.
4912 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
4913 that only can appear because of fake exit edges but assert we
4914 never try to insert on those.
4915 (fini_pre): Do not remove fake exit edges here...
4916 (execute_pre): ...but here, before committing edge inserts.
4918 2008-08-19 Richard Guenther <rguenther@suse.de>
4920 * passes.c (init_optimization_passes): Exchange store-ccp
4923 2008-08-19 Rafael Espíndola <espindola@google.com>
4925 * varasm.c (weak_decls): Move earlier in the file.
4926 (assemble_external): Add weak decls to the weak_decls list.
4927 (declare_weak): Don't add decls to the weak_decls list.
4929 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
4932 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
4933 before (sse2_shufpd_<mode>).
4935 2008-08-19 Jakub Jelinek <jakub@redhat.com>
4938 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
4939 * tree.c (block_nonartificial_location): Likewise.
4941 2008-08-19 Richard Guenther <rguenther@suse.de>
4943 PR tree-optimization/35972
4944 PR tree-optimization/23094
4945 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
4947 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
4948 handle MISALIGNED_INDIRECT_REF.
4949 (get_ref_from_reference_ops): New helper.
4950 (vn_reference_lookup_pieces): Walk the use-def chain using the
4951 alias-oracle if requested.
4952 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
4953 walking the use-def chain.
4954 (compute_avail): But not here.
4955 (create_component_ref_by_pieces_1): Properly handle
4956 MISALIGNED_INDIRECT_REF.
4957 (do_regular_insertion): Handle fully redundant
4958 expressions after PHI-translation also for SSA_NAME values, not
4959 only constants. Correctly use edoubleprime for that.
4961 2008-08-19 Ira Rosen <irar@il.ibm.com>
4963 * tree-vectorizer.c (supportable_widening_operation): Support
4964 multi-step conversion, return the number of steps in such conversion
4965 and the required intermediate types.
4966 (supportable_narrowing_operation): Likewise.
4967 * tree-vectorizer.h (vect_pow2): New function.
4968 (supportable_widening_operation): Change argument types.
4969 (supportable_narrowing_operation): Likewise.
4970 (vectorizable_type_promotion): Add an argument.
4971 (vectorizable_type_demotion): Likewise.
4972 * tree-vect-analyze.c (vect_analyze_operations): Call
4973 vectorizable_type_promotion and vectorizable_type_demotion with
4974 additional argument.
4975 (vect_get_and_check_slp_defs): Detect patterns.
4976 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
4978 (vect_analyze_slp_instance): Don't fail in case of multiple types.
4979 Call vect_build_slp_tree with correct arguments. Calculate unrolling
4980 factor according to the smallest type in the loop.
4981 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
4982 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
4983 supportable_widening_operation with correct arguments.
4984 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
4985 operands lists according to the number of vector statements in left
4986 or right node, if exists.
4987 (vect_gen_widened_results_half): Remove unused argument.
4988 (vectorizable_conversion): Call supportable_widening_operation,
4989 supportable_narrowing_operation, and vect_gen_widened_results_half
4990 with correct arguments.
4991 (vectorizable_assignment): Change documentation, support multiple
4993 (vectorizable_operation): Likewise.
4994 (vect_get_loop_based_defs): New function.
4995 (vect_create_vectorized_demotion_stmts): Likewise.
4996 (vectorizable_type_demotion): Support loop-aware SLP and general
4997 multi-step conversion. Call vect_get_loop_based_defs and
4998 vect_create_vectorized_demotion_stmts for transformation.
4999 (vect_create_vectorized_promotion_stmts): New function.
5000 (vectorizable_type_promotion): Support loop-aware SLP and general
5001 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5003 (vectorizable_store): Change documentation, support multiple
5005 (vectorizable_load): Likewise.
5006 (vect_transform_stmt): Pass SLP_NODE to
5007 vectorizable_type_promotion and vectorizable_type_demotion.
5008 (vect_schedule_slp_instance): Move here the calculation of number
5009 of vectorized statements for each node from...
5010 (vect_schedule_slp): ... here.
5011 (vect_transform_loop): Call vect_schedule_slp without the last
5014 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5017 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5018 to == in assert statement.
5019 (vectorizable_reduction): Fix typo.
5021 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5024 * value-prof.c (check_counter): Dereference pointer to overall
5025 count when printing it.
5027 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5029 * profile.h: Really add it.
5031 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5033 * mcf.c: Really add it.
5035 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5036 Vinodha Ramasamy <vinodha@google.com>
5038 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5040 * value-prof.c (check_counter): Fix the counter if
5041 flag_profile_correction is true.
5042 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5043 tree_mod_subtract_transform):
5044 Follow check_counter parameter change.
5045 * common.opt (fprofile-correction): New option.
5047 * profile.h: Likewise.
5048 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5049 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5050 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5052 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5053 flag_profile_correction is set.
5055 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5057 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5059 2008-08-18 Tomas Bily <tbily@suse.cz>
5061 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5062 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5064 * tree-data-ref.c (split_constant_offset_1): Likewise.
5065 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5066 * tree-sra.c (sra_walk_expr): Likewise.
5067 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5068 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5069 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5070 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5072 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5073 * tree-vect-transform.c (vectorizable_type_demotion)
5074 (vectorizable_type_promotion): Likewise.
5075 * tree-inline.c (expand_call_inline):
5076 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5077 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5078 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5079 * expr.c (expand_expr_real_1): Likewise.
5080 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5081 (gimple_assign_unary_useless_conversion_p): Likewise.
5082 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5083 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5084 * fold-const.c (fold_unary): Likewise.
5085 * tree.h (CONVERT_EXPR_P): Likewise.
5086 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5087 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5089 (register_edge_assert_for_2, extract_range_from_unary_expr)
5090 (register_edge_assert_for_1): Likewise.
5092 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5094 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5095 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5096 (enum real_value_const): Delete.
5097 (get_real_const): Delete.
5098 * real.c (get_real_const): Delete.
5099 (dconst_e_ptr): Define.
5100 (dconst_third_ptr): Define.
5101 (dconst_sqrt2_ptr): Define.
5102 * builtins.c: Update all callers.
5104 2008-08-18 Richard Guenther <rguenther@suse.de>
5106 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5107 statement iterator after statement removal.
5109 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5111 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5112 (detect_processor_freebsd): Likewise.
5113 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5115 2008-08-18 Richard Guenther <rguenther@suse.de>
5117 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5118 and loads have the correct types.
5120 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5123 * c-opts.c (cpp_opts): Remove static.
5124 * c-parser.c (cpp_opts): Declare it extern.
5125 (disable_extension_diagnostics): Handle cpp options.
5126 (enable_extension_diagnostics): Likewise.
5128 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5130 * diagnostics.c (permerror_at): Rename as permerror.
5131 (permerror): Delete.
5132 * toplev.h: Likewise.
5134 2008-08-18 Richard Guenther <rguenther@suse.de>
5136 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5137 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5138 Move call_cdce before build_alias. Move copyrename2,
5139 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5140 right after final inlining.
5141 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
5142 (pass_build_cfg): But instead via TODO_dump_func.
5144 2008-08-18 Richard Guenther <rguenther@suse.de>
5146 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5148 (scalarize_init): If we failed to generate some initializers
5149 do not generate zeros for not instantiated members. Instead
5150 rely on the copy out.
5151 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5152 about missing flow-sensitive alias info only if we have
5155 2008-08-17 Nick Clifton <nickc@redhat.com>
5157 * doc/extend.texi (Function Attributes): Fix typo in description
5158 if hot function attribute.
5160 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
5161 Richard Sandiford <rdsandiford@googlemail.com>
5163 * doc/install.texi (--with-mips-plt): Document.
5164 * doc/invoke.texi (-mplt, -mno-plt): Document.
5165 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
5166 and handle ${with_mips_plt}.
5167 * config/mips/mips.opt (mplt): New option.
5168 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
5169 (TARGET_ABICALLS_PIC2): Likewise.
5170 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
5171 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
5172 (ASM_SPEC): Use !mabi=* instead of !mabi*.
5173 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
5174 to decide whether to output ".option picX" directives.
5175 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
5176 Pass -call_nonpic rather than -KPIC for -mplt.
5177 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
5178 on the command line. Also remove it when -mabi=64 is used without
5180 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
5181 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
5182 TARGET_ABICALLS_PIC0.
5183 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
5185 (mips16_build_function_stub): Only output ".option pic" directives
5186 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
5187 (mips16_build_call_stub): Fix comment and remove redundant
5188 ".set at"/"set .noat" directives.
5189 (mips_function_rodata_section): Use the default behaviour for
5190 TARGET_ABSOLUTE_ABICALLS.
5191 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
5192 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
5193 (mips_restore_gp): Do nothing if the current function doesn't use
5195 (mips_expand_prologue): Only save $gp if the current function uses it.
5196 Use a normal move for TARGET_ABICALLS_PIC0.
5197 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
5199 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
5201 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
5202 of function when handling GLOBAL_POINTER_REGNUM.
5204 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
5207 * common.opt (-fstack-check): Do not declare the variable here.
5208 (-fstack-check=): New option variant.
5209 * doc/invoke.texi (Code Gen Options): Document it.
5210 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
5211 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
5212 (STACK_CHECK_STATIC_BUILTIN): New macro.
5213 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
5214 * opts.c: Include expr.h.
5215 (common_handle_option) <OPT_fold_stack_check_>: New case.
5216 <OPT_fstack_check>: Likewise.
5217 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
5218 consistently in the test for variable-sized types. Adjust for
5219 new behaviour of flag_stack_check.
5220 * explow.c: Include except.h.
5221 (allocate_dynamic_stack_space): Do not take into account
5222 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
5223 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
5224 for variable-sized parameters. Treat all parameters whose size is
5225 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
5226 stack checking is enabled.
5227 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
5228 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
5229 if generic stack checking is enabled.
5230 (expand_function_end): Adjust for new behaviour of flag_stack_check.
5231 * reload1.c (reload): Likewise.
5232 * stmt.c (expand_decl): Assert that all automatic variables have
5233 fixed size at this point and remove dead code.
5234 * flags.h (stack_check_type): New enumeration type.
5235 (flag_stack_check): Declare.
5236 * toplev.c (flag_stack_check): New global variable.
5237 * Makefile.in (opts.o): Add dependency on EXPR_H.
5238 (explow.o): Add dependency on except.h.
5240 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
5242 * config/avr/avr.c (avr_override_options): Reduce value of
5243 PARAM_INLINE_CALL_COST.
5245 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
5247 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
5248 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
5249 lieu of TYPE_MODE (type) throughout.
5251 2008-08-15 Joseph Myers <joseph@codesourcery.com>
5253 * config/arm/arm.c (add_minipool_backward_ref): Check for
5254 8-byte-aligned entries in second case of forcing insertion after a
5255 particular entry. Change third case to avoid inserting
5256 non-8-byte-aligned entries before 8-byte-aligned ones.
5258 2008-08-15 Richard Guenther <rguenther@suse.de>
5260 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
5261 strip components for unknown size accesses.
5263 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
5265 * config/s390/2097.md New file.
5266 * config/s390/s390.md ("z10prop" attribute): Define none,
5267 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
5268 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
5269 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
5270 possible values and apply them to insns as appropriate.
5271 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
5272 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
5273 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
5274 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
5275 ("bfp" mode attribute): Removed. Every occurence replaced
5277 * config/s390/s390.c (struct "z10_cost"): Updated entries.
5278 * config/s390/2084.md (insn_reservation "x_itof"): Updated
5281 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5284 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
5287 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
5289 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
5290 additional argument. Support reduction when duplication is needed due
5291 to data-types of different sizes in the loop.
5292 (get_initial_def_for_induction): Fix printout.
5293 (vect_get_vec_def_for_stmt_copy): Support case where the
5294 vec_stmt_for_operand is a phi node.
5295 (vectorizable_reduction): Support reduction when duplication is needed
5296 due to data-types of different sizes in the loop.
5297 (vectorizable_call): Remove restriction to not vectorize in case we
5298 have data-types of different sizes in the loop.
5299 (vectorizable_conversion): Likewise.
5300 (vectorizable_operation): Likewise.
5301 (vectorizable_type_demotion): Likewise.
5302 (vectorizable_type_promotion): Likewise.
5303 (vectorizable_induction): Add restriction to not vectorize in case
5304 we have data-types of different sizes in the loop.
5306 2008-08-14 Christophe Saout <christophe@saout.de>
5307 Uros Bizjak <ubizjak@gmail.com>
5310 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
5311 (*vec_concatv2di_rex64_sse4_1): Ditto.
5312 (*vec_concatv2di_rex64_sse): Ditto.
5314 2008-08-14 Jakub Jelinek <jakub@redhat.com>
5317 * fold-const.c (fold_widened_comparison): Do not allow
5318 sign changes that change the result even if shorter type
5319 is wider than arg1_unw's type.
5321 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
5323 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
5324 Skip if the multilib testing specifies -march that does not
5325 agree with the one specified in the testcase.
5327 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5329 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
5330 zero extend SImode values being converted to TFmode before passing
5333 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5335 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
5336 __PPU__ when targeting the Cell/B.E. PPU processor.
5338 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
5340 * gimple.h (gimple_call_set_chain): Accept SSA variables.
5341 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
5342 Rematerialize the static chain, if any.
5343 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
5346 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5348 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
5349 (new_loc_descr): Likewise.
5350 (add_loc_descr): Likewise.
5351 (size_of_loc_descr): Likewise.
5352 (size_of_locs): Likewise.
5353 (output_loc_operands): Likewise.
5354 (output_loc_sequence): Likewise.
5355 (new_reg_loc_descr): New.
5356 (build_cfa_loc): Use it.
5357 (build_cfa_aligned_loc): Likewise.
5358 (one_reg_loc_descriptor): Likewise.
5359 (based_loc_descr): Likewise.
5361 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5364 * doc/invoke.texi (Wmain): Update.
5365 * c-decl.c (start_decl): warn_main is only 0 or 1.
5366 (start_function): Likewise. Fix formatting.
5367 (finish_function): Delete redundant warning.
5368 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
5369 * c-opts (c_common_handle_option): -Wall only has effect if
5370 warn_main is uninitialized. OPT_Wmain is automatically
5371 handled. -pedantic also enables Wmain.
5372 (c_common_post_options): Handle all logic for Wmain here.
5373 * c-common.c (warn_main): Delete.
5374 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
5375 * c-common.h (warn_main): Delete.
5377 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5380 * expr.c (emit_group_store): Allocate stack temp with the
5381 largest alignment when copying from register to stack.
5383 2008-08-13 Richard Guenther <rguenther@suse.de>
5385 * tree.h (maybe_fold_offset_to_address): Declare.
5386 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
5387 (ccp_fold): Handle pointer conversions the same as fold_stmt.
5388 Likewise for POINTER_PLUS_EXPR.
5389 (maybe_fold_offset_to_reference): Enable disabled code.
5390 (maybe_fold_offset_to_address): New function.
5391 (fold_stmt_r): Use it.
5392 (fold_gimple_assign): Likewise.
5393 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
5394 (gimplify_expr): Likewise.
5396 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5398 * toplev.h (pedwarn_at): Fix declaration.
5400 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5402 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
5403 LINK_SPEC): Use %R in -Y P argument.
5405 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5408 * diagnostic.c (pedwarn_at): New.
5409 * toplev.h (pedwarn_at): Declare.
5410 * c-tree.h (build_enumerator): Update declaration.
5411 * c-decl.c (finish_enum): Update comment.
5412 (build_enumerator): Take a location parameter. Give a pedwarn but do
5413 not perform any conversion.
5414 * c-parser.c (c_parser_enum_specifier): Set correct location for
5417 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5420 * c-common.c (conversion_warning): Use a switch. Ignore boolean
5421 expressions except for conversions to signed:1 bitfields. Handle
5422 COND_EXPR with constant operands.
5424 2008-08-13 Richard Guenther <rguenther@suse.de>
5426 PR tree-optimization/15255
5427 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
5428 (struct oecount_s): New struct and VEC types.
5430 (oecount_hash): New function.
5431 (oecount_eq): Likewise.
5432 (oecount_cmp): Likewise.
5433 (zero_one_operation): New function.
5434 (build_and_add_sum): Likewise.
5435 (undistribute_ops_list): Perform un-distribution of multiplication
5436 and division on the chain of summands.
5437 (should_break_up_subtract): Also break up subtracts for factors.
5438 (reassociate_bb): Delete dead visited statements.
5439 Call undistribute_ops_list. Re-sort and optimize if it did something.
5440 * passes.c (init_optimization_passes): Move DSE before
5442 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
5445 2008-08-12 Janis Johnson <janis187@us.ibm.com>
5447 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
5449 * doc/invoke.texi: Revert unintended checkin.
5451 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
5454 * gcc.c (include_spec_function): Tweak call to find_a_file.
5456 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5459 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
5460 and TRUTH_ORIF_EXPR.
5461 * dojump.c (do_jump): Likewise.
5463 PR tree-optimization/37084
5464 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
5465 if id->regimplify, don't assume stmt is a cast assignment.
5467 2008-08-12 Anatoly Sokolov <aesok@post.ru>
5469 * final.c (final_scan_insn): Use app_enable/app_disable functions.
5471 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5474 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
5477 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5479 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
5480 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
5482 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
5483 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
5484 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
5485 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
5486 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
5488 * doc/tm.texi (Storage Layout): Remove documentation for
5489 TARGET_FLOAT_FORMAT.
5491 * simplify-rtx.c (simplify_binary_operation_1): Replace
5492 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
5494 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5496 * real.h (struct real_format): New member has_sign_dependent_rounding.
5497 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
5498 spu_single_format, ieee_double_format, mips_double_format,
5499 motorola_double_format, ieee_extended_motorola_format,
5500 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5501 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5502 mips_extended_format, ieee_quad_format, mips_quad_format,
5503 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5504 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5506 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5507 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5508 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5509 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5510 (ROUND_TOWARDS_ZERO): Likewise.
5512 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
5513 (FLOAT_MODE_FORMAT): New macro.
5514 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
5515 (MODE_COMPOSITE_P): ... this new macro.
5516 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5517 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
5518 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
5520 * flags.h: Include "real.h".
5522 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
5523 REAL_MODE_FORMAT_COMPOSITE_P.
5524 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
5526 * doc/tm.texi (Storage Layout): Remove documentation of
5527 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5528 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
5529 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
5530 they only apply to libgcc2.a.
5532 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5534 * config/spu/float_disf.c: New file.
5535 * config/spu/float_unsdisf.c: New file.
5536 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
5537 (LIB2FUNCS_EXCLUDE): Define.
5539 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5540 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5542 * real.h (struct real_format): New member round_towards_zero.
5543 * real.c (round_for_format): Respect fmt->round_towards_zero.
5544 (ieee_single_format, mips_single_format, motorola_single_format,
5545 spu_single_format, ieee_double_format, mips_double_format,
5546 motorola_double_format, ieee_extended_motorola_format,
5547 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5548 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5549 mips_extended_format, ieee_quad_format, mips_quad_format,
5550 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5551 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5553 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
5554 real_format to choose rounding mode when calling MPFR functions.
5555 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
5556 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
5558 * real.h (real_to_decimal_for_mode): Add prototype.
5559 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
5560 Respect target rounding mode when generating decimal representation.
5561 (real_to_decimal): New stub for backwards compatibility.
5562 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
5563 real_to_decimal_for_mode instead of real_to_decimal.
5565 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
5567 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5568 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5570 * real.c (spu_single_format): New variable.
5571 * real.h (spu_single_format): Declare.
5573 * config/spu/spu.c (spu_override_options): Install SFmode format.
5574 (spu_split_immediate): Use integer mode to operate on pieces of
5575 floating-point values in all cases.
5577 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
5578 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
5579 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
5581 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5583 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
5585 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5587 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
5589 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5592 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
5593 on the VAR_DECL instead of TYPE_READONLY on its type.
5595 2008-08-12 Ira Rosen <irar@il.ibm.com>
5597 * tree-vectorizer.c: Depend on langhooks.h.
5598 (supportable_widening_operation): Add two arguments. Support double
5600 (supportable_narrowing_operation): Likewise.
5601 * tree-vectorizer.h (supportable_widening_operation): Add two
5603 (supportable_narrowing_operation): Likewise.
5604 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
5605 supportable_widening_operation with correct arguments.
5606 * tree-vect-transform.c (vectorizable_conversion): Likewise.
5607 (vectorizable_type_demotion): Support double type conversions.
5608 (vectorizable_type_promotion): Likewise.
5609 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
5611 2008-08-11 Michael Matz <matz@suse.de>
5613 * i386/i386.c (override_options): Move initialisation from
5614 flag_schedule_insns_after_reload to here from ...
5615 (optimization_options): ... here.
5617 2008-08-11 Jakub Jelinek <jakub@redhat.com>
5619 PR rtl-optimization/36998
5620 * dwarf2out.c (compute_barrier_args_size_1,
5621 compute_barrier_args_size): Temporarily remove assertions.
5623 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5626 * tree-ssa.c (struct walk_data): Add new flag
5627 warn_possibly_uninitialized.
5628 (warn_uninitialized_var): Use it.
5629 (warn_uninitialized_vars): New.
5630 (execute_early_warn_uninitialized): Call it.
5631 (execute_late_warn_uninitialized): Likewise.
5633 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5636 * reload1.c (gen_reload): Guard calls to get_secondary_mem
5639 2008-08-09 Jan Hubicka <jh@suse.cz>
5642 * optabs.c (maybe_emit_unop_insn): Remove produced code if
5644 (expand_fix): Be prepared for expansion to fail.
5645 (expand_sfix_optab): Remove instructions if expansion failed.
5647 2008-08-09 Anatoly Sokolov <aesok@post.ru>
5649 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
5651 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
5652 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5654 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5656 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
5657 mips/t-libgcc-mips16 to tmake_file.
5658 * config/mips/mips-protos.h (mips_call_type): New enum.
5659 (mips_pic_base_register, mips_got_load): Declare.
5660 (mips_restore_gp): Take an rtx argument.
5661 (mips_use_pic_fn_addr_reg_p): Declare.
5662 (mips_expand_call): Replace the sibcall_p argument with
5663 a mips_call_type argument. Add a lazy_p parameter.
5664 (mips_split_call): Declare.
5665 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
5666 (MIPS16_PIC_TEMP): Likewise.
5667 (reg_class): Delete M16_NA_REGS.
5668 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5669 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
5670 (mips_split_hi_p): Declare.
5671 * config/mips/mips.c (mips_split_hi_p): New array.
5672 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
5673 (mips_got_symbol_type_p): New function.
5674 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
5675 (mips16_stub_function_p): New function.
5676 (mips16_local_function_p): Likewise.
5677 (mips_use_pic_fn_addr_reg_p): Likewise.
5678 (mips_cannot_force_const_mem): Return false for HIGHs.
5679 Extend CONST_INT and symbolic handling to MIPS16, using
5680 mips_symbol_insns to check that the base symbol type is a
5681 legitimate constant. Reject GOT-based constants if
5682 TARGET_MIPS16_PCREL_LOADS.
5683 (mips_const_insns): Check targetm.cannot_force_const_mem when
5684 decomposing a symbolic base and a large offset.
5685 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
5686 When calling a function that needs $25 from MIPS16 code,
5687 move the target address into $25 separately and add a USE
5689 (mips16_gp_pseudo_reg): Insert the initializer immediately
5690 before the first real insn.
5691 (mips_pic_base_register, mips_got_load): New functions.
5692 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
5693 parameter to LOW_OUT. Say that it can be any valid SET_SRC
5694 when splitting a load-address operation. Split SYMBOL_GOT_DISP
5695 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
5696 (mips_call_tls_get_addr): Update the call to mips_expand_call,
5697 also passing NULL_RTX rather than const0_rtx as the aux argument.
5698 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
5699 instead of TARGET_EXPLICIT_RELOCS.
5700 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
5701 (mips_load_call_address): Replace the sibcall_p argument with
5702 a mips_call_type argument. Use mips_got_load.
5703 (mips16_local_alias): New structure.
5704 (mips16_local_aliases): New variable.
5705 (mips16_local_aliases_hash): New function.
5706 (mips16_local_aliases_eq): Likewise.
5707 (mips16_local_alias): Likewise.
5708 (mips16_stub_function): Likewise.
5709 (mips16_build_function_stub): Create a local alias for the target
5710 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
5711 .cpload directive and an R_MIPS_NONE relocation for the target
5712 function, then load the alias rather than the function itself.
5713 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
5714 (mips16_copy_fpr_return_value): Use mips16_stub_function and
5715 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
5716 (mips16_build_call_stub): Replace the FN parameter with an
5717 FN_PTR parameter. Force the address into a register if it
5718 isn't a call_insn_operand; don't rely on the caller to do this.
5719 If a call to a locally-defined and locally-binding MIPS16
5720 function must be made indirectly, redirect the call to the
5721 function's local alias. Use mips16_stub_function_p,
5722 mips16_stub_function, mips_expand_call and use_reg.
5723 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
5724 Use explicit %hi and %lo accesses where possible.
5725 Use MIPS_CALL to generate the correct code form of a
5726 jal instruction. Add clobbers of $18 instead of uses.
5727 Update the call to mips_emit_call_insn.
5728 (mips_expand_call): Replace the SIBCALL_P argument with a
5729 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
5730 Take a LAZY_P parameter. Call mips16_build_call_stub first,
5731 allowing it to modify the call address. Update the calls to
5732 mips_load_call_address and mips_emit_call_insn.
5733 (mips_split_call): New function.
5734 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
5735 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
5736 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
5737 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
5738 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
5740 (mips_cprestore_slot): New function.
5741 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
5742 and use mips_cprestore_slot.
5743 (mips_output_function_prologue): Handle TARGET_MIPS16 for
5745 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
5746 then use a copygp_mips16 instruction to set up $28.
5747 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
5748 (mips16_lay_out_constants): Call split_all_insns_noflow.
5749 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
5750 false if TARGET_MIPS16.
5751 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
5752 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
5753 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
5754 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
5755 MIPS16 code. Allow MIPS16 o32 PIC.
5756 (mips_override_options): Allow MIPS16 o32 PIC.
5757 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
5758 after reload if TARGET_USE_GOT.
5759 (UNSPEC_COPYGP): New constant.
5760 (length): Use a default length of 8 for MIPS16 GOT loads.
5761 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
5762 (*got_page<mode>): Check mips_split_hi_p.
5763 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
5764 (unspec_got<mode>, unspec_call<mode>): New expanders.
5765 (load_got<mode>, load_call<mode>): Remove the length attributes.
5766 Use a got attribute instead of a type attribute.
5767 (copygp_mips16): New insn.
5768 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
5769 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
5770 (sibcall, sibcall_value, call, call_value): Update the calls
5771 to mips_expand_call.
5772 (call_internal, call_value_internal): Use mips_split_call.
5773 (call_value_multiple_internal): Likewise.
5774 (call_split): Move after call_internal (the insn it is split from).
5775 (call_internal_direct, call_value_internal_direct): Turn into
5776 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
5777 (call_direct_split, call_value_direct_split): New patterns.
5778 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
5779 and use M16_REGS instead of M16_NA_REGS.
5780 * config/mips/predicates.md (const_call_insn_operand): Replace
5781 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
5782 mips_use_pic_fn_addr_reg_p check.
5783 (move_operand): Reject HIGHs if mips_split_hi_p.
5784 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
5785 (__mips16_floatunsisf): Inline __mips16_floatsisf.
5786 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
5787 * config/mips/libgcc-mips16.ver: New file.
5788 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
5789 $(srcdir)/config/mips/libgcc-mips16.ver.
5791 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5793 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
5795 (mips_unspec_address, mips_unspec_offset_high): Likewise.
5796 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
5797 (mips16_cfun_returns_in_fpr_p): Likewise.
5799 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5801 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
5802 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
5803 rather than 4 to PC.
5805 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5807 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
5808 (FUNCTION_PROFILER): Save the static chain pointer into $2
5809 beforehand and restore it aftewards.
5810 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
5811 address directly into $25 and call the function through $25;
5812 do not clobber $3. Pad the DImode version to cover the space
5813 left by the deleted $25 <- $3 move.
5814 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
5815 the removal of the $25 <- $3 move.
5816 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
5817 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5819 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5820 Daniel Jacobowitz <dan@codesourcery.com>
5822 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
5823 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
5824 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
5825 * config/mips/mips.c (mips_start_function_definition): New function.
5826 (mips_end_function_definition): Likewise.
5827 (mips_output_function_prologue): Use mips_start_function_definition.
5828 (mips_output_function_epilogue): Use mips_end_function_definition.
5829 (build_mips16_function_stub): Use mips_start_function_definition
5830 and mips_end_function_definition.
5831 (build_mips16_call_stub): Likewise.
5833 2008-08-09 Richard Guenther <rguenther@suse.de>
5835 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
5836 * gimple.h (gimple_call_fn): Adjust comment.
5837 (gimple_call_set_fndecl): New function.
5838 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
5839 longer having bare FUNCTION_DECL operand.
5840 (gimple_call_return_type): Likewise.
5841 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
5843 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
5844 (gimple_mod_pow2): Likewise.
5845 (gimple_mod_subtract): Likewise.
5846 (gimple_ic): Likewise.
5847 (gimple_stringop_fixed_value): Likewise.
5848 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
5849 longer having bare FUNCTION_DECL operand.
5850 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
5851 * omp-low.c (optimize_omp_library_calls): Likewise.
5852 * cgraphunit.c (update_call_expr): Likewise.
5853 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
5854 (execute_convert_to_rsqrt): Likewise.
5855 * cfgexpand.c (gimple_to_tree): Simplify.
5856 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
5857 bare FUNCTION_DECL operand.
5858 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
5859 (convert_gimple_call): Use gimple_call_fndecl.
5860 * c-common.c (c_warn_unused_result): Likewise.
5862 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5865 * c-typeck.c (digest_init): Call verify_sequence_points from here.
5866 (c_finish_return): Likewise.
5867 (c_start_case): Likewise.
5868 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
5869 * c-parser.c (c_parser_condition): New. Call
5870 verify_sequence_points.
5871 (c_parser_paren_condition): Call c_parser_condition.
5872 (c_parser_for_statement): Call c_parser_condition.
5874 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5877 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
5878 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
5879 Moved from diagnostic.h
5880 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
5882 (emit_diagnostic): New.
5883 (warning0, pedwarn0): Delete.
5884 (warning, warning_at, pedwarn, permerror): Return bool.
5885 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
5886 Moved to diagnostic.c.
5887 (struct diagnostic_context): Use correct type for
5888 classify_diagnostic.
5889 (diagnostic_report_diagnostic): Update declaration.
5890 (emit_diagnostic): Declare.
5891 * errors.c (warning): Return bool.
5892 * errors.h (warning): Update declaration.
5893 * toplev.h (warning0, pedwarn0): Delete.
5894 (warning, warning_at, pedwarn, permerror): Return bool.
5895 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
5896 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
5897 inform. Update all calls.
5898 (diagnose_mismatched_decls): Check return value of warning/pedwarn
5899 before giving informative note.
5900 (implicit_decl_warning): Likewise.
5901 * c-typeck.c (build_function_call): Likewise.
5902 * tree-sssa.c (warn_uninit): Likewise.
5903 * builtins.c (gimplify_va_arg_expr): Likewise.
5905 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5908 * doc/invoke.texi (-Wextra): Move warning from here...
5909 (-Wuninitialized): ... to here.
5911 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5914 * flags.h (set_Wunused): Delete
5915 * toplev.c (process_options): Handle Wunused flags here.
5916 * opts.c (maybe_warn_unused_parameter): Delete.
5917 (common_handle_option): Replace set_Wunused by warn_unused.
5918 (set_Wextra): Do not handle Wunused-parameter here.
5919 (set_Wunused): Delete.
5920 * c-opts.c (c_common_handle_option): Replace set_Wunused by
5922 * common.opt (Wunused): Add Var and Init.
5923 (Wunused-function): Likewise.
5924 (Wunused-label): Likewise.
5925 (Wunused-parameter): Likewise.
5926 (Wunused-value): Likewise.
5927 (Wunused-variable): Likewise.
5929 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
5931 * doc/invoke.texi: Add cpu_type power7.
5932 * config.in (HAVE_AS_VSX): New.
5933 * config.gcc: Add cpu_type power7.
5934 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
5936 * configure: Regenerate.
5937 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
5939 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
5940 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
5941 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
5943 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
5945 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
5946 type to vectorize.builtin_conversion.
5947 (vectorizable_conversion): Likewise.
5948 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
5949 integral type as input.
5950 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
5952 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
5953 and ALTIVEC_BUILTIN_VCTSXS.
5954 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
5957 2008-08-08 Richard Guenther <rguenther@suse.de>
5959 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
5960 (surely_varying_stmt_p): Calls are varying only if they are
5961 non-builtin and not indirect or have no result.
5962 (ccp_fold): Re-instantiate code before the tuples merge.
5964 2008-08-08 Richard Guenther <rguenther@suse.de>
5966 PR tree-optimization/37056
5967 * gimple.h (gimple_assign_rhs_class): New helper function.
5968 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
5969 unary operations properly.
5971 2008-08-07 Jan Hubicka <jh@suse.cz>
5973 * i386.h (ix86_size_cost): Declare.
5974 (ix86_cur_cost): New function macro.
5975 * i386.md (peepholes expanding size and splitters): Predicate by
5976 optimize_insn_for_speed_p.
5977 (peepholes reduce size and splitters): Predicate by
5978 optimize_insn_for_size_p.
5979 * i386.c (ix86_size_cost): Rename from ...
5980 (size_cost): This one.
5981 (override_options): Update.
5982 (decide_alg): Likewise.
5983 (ix86_expand_clear): Use RTL profile.
5984 (ix86_pad_returns): Use RTL profile.
5986 2008-08-07 Jan Hubicka <jh@suse.cz>
5988 * recog.c (split_all_insns): Set RTL profile
5989 (peephole2_optimize): Likewise.
5990 * function.c (thread_prologue_and_epilogue_insns): Likewise.
5991 * combine.c (combine_instructions): Likewise.
5993 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5995 * c-common.c (c_common_reswords): Also warn about keyword "bool".
5997 2008-08-07 Bob Wilson <bob.wilson@acm.org>
5999 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6000 value in a6 after the set_frame_ptr insn.
6002 2008-08-07 Richard Henderson <rth@redhat.com>
6005 * gcc.c (cpp_options): Pass along -g*.
6007 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6009 * config/arm/arm.c (output_move_neon): Update comment describing
6010 big-endian vector layout.
6011 (arm_assemble_integer): Do not handle big-endian NEON vectors
6013 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6014 neon_vget_lane<mode>_sext_internal,
6015 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6016 element indices for big-endian.
6018 2008-08-07 Richard Henderson <rth@redhat.com>
6020 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6021 * configure, config.in: Rebuild.
6022 * debug.h (dwarf2out_do_cfi_asm): Declare.
6023 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6024 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6025 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6026 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6028 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6030 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6031 movv2si_internal): Combine into mov<mode>_internal.
6032 (movv2si_internal_2): Remove.
6034 2008-08-07 Jan Hubicka <jh@suse.cz>
6037 * i386.md (single stringop patterns): Enable unconditionally.
6039 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6042 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6044 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6045 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6047 * config/i386/sse.md (sse2_movq128): New.
6049 * doc/extend.texi: Document __builtin_ia32_movq128.
6051 2008-08-07 Richard Guenther <rguenther@suse.de>
6054 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6055 pointers can access anything.
6057 2008-08-06 Jan Hubicka <jh@suse.cz>
6059 * optabs.c (emit_unop_insn): Break out to ...
6060 (maybe_emit_unop_insn): ... this one.
6061 (expand_sfix_optab): Use maybe variant.
6062 * optabs.h (maybe_emit_unop_insn): Declare.
6064 * i386.md (mov0 patterns): Enable by default.
6065 (FP conversion expanders): Disable expansion of code expanding
6066 sequences when instruction should be optimized for size.
6067 (single strinop patterns): Enable when optimizing for size.
6068 (string expanders): Disable expanding of code expanding sequences
6069 when optimizning instruction for size.
6070 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6072 (ix86_fp_comparison_sahf_cost): Likewise.
6073 (ix86_expand_branch): Likewise.
6074 (ix86_expand_ashl_const): Likewise.
6075 (ix86_split_ashl): Likewise.
6076 (ix86_expand_strlen): Likewise.
6077 (ix86_emit_fp_unordered_jump): Likewie.
6079 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6081 * c-common.c: Fix typo.
6082 (c_common_reswords): Activate more C++ keyword warnings.
6084 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6086 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6089 * diagnostic.c (permerror_at): New.
6090 * toplev.h (permerror_at): Declare.
6092 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6093 Ira Rosen <irar@il.ibm.com>
6095 * tree-vect-transform.c (vect_model_simple_cost): Return
6096 immediately if stmt is pure SLP.
6097 (vect_model_store_cost): Ditto.
6098 (vect_model_load_cost): Ditto.
6099 (vectorizable_store): Remove PURE_SLP check before call
6100 to vect_model_store_cost.
6101 (vect_model_store_cost): When checking whether stmt describe
6102 strided access, add a check that it is not slp_node.
6104 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6107 * c-common.c (warn_for_sign_compare): New. Handle separately the
6108 case that 'constant' is zero.
6109 * c-typeck.c (build_binary_op): Move code to c-common.c
6111 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6113 * config/alpha/alpha.c (alpha_preferred_reload_class,
6114 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6115 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6116 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6117 * config/arm/arm.md: Likewise.
6118 * config/avr/avr-protos.h (preferred_reload_class,
6119 test_hard_reg_class, avr_simplify_comparison_p,
6120 out_shift_with_cnt, class_max_nregs): Likewise.
6121 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6122 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6123 preferred_reload_class, test_hard_reg_class): Likewise.
6124 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6125 bfin_memory_move_cost, bfin_secondary_reload,
6126 bfin_output_mi_thunk): Likewise.
6127 * config/crx/crx.c (crx_secondary_reload_class,
6128 crx_memory_move_cost): Likewise.
6129 * config/frv/frv-protos.h (frv_secondary_reload_class,
6130 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6131 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6132 frv_secondary_reload_class, frv_class_likely_spilled_p,
6133 frv_class_max_nregs): Likewise.
6134 * config/h8300/h8300.c (h8300_classify_operand,
6135 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6137 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6138 * config/ia64/ia64.c (ia64_preferred_reload_class,
6139 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6140 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
6141 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
6143 * config/m68hc11/m68hc11.c (preferred_reload_class,
6144 m68hc11_memory_move_cost): Likewise.
6145 * config/mcore/mcore.c (mcore_secondary_reload_class,
6146 mcore_reload_class): Likewise.
6147 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6148 mips_class_max_nregs, mips_cannot_change_mode_class,
6149 mips_preferred_reload_class, mips_secondary_reload_class,
6150 mips_output_mi_thunk): Likewise.
6151 * config/mmix/mmix.c (mmix_preferred_reload_class,
6152 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6154 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6156 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6157 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6158 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6159 * config/rs6000/rs6000.c (paired_expand_vector_init,
6160 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
6161 compare_section_name, rs6000_memory_move_cost): Likewise.
6162 * config/s390/s390.c (s390_emit_compare_and_swap,
6163 s390_preferred_reload_class, s390_secondary_reload,
6164 legitimize_pic_address, legitimize_tls_address,
6165 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
6166 s390_class_max_nregs): Likewise.
6167 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6168 * config/s390/s390.md: Likewise.
6169 * config/score/score-protos.h (score_secondary_reload_class,
6170 score_preferred_reload_class): Likewise.
6171 * config/score/score.c (score_preferred_reload_class,
6172 score_secondary_reload_class): Likewise.
6173 * config/score/score3.c (score3_output_mi_thunk,
6174 score3_preferred_reload_class, score3_secondary_reload_class,
6175 score3_hard_regno_mode_ok): Likewise.
6176 * config/score/score3.h (score3_preferred_reload_class,
6177 score3_secondary_reload_class): Likewise.
6178 * config/score/score7.c (score7_output_mi_thunk,
6179 score7_preferred_reload_class, score7_secondary_reload_class,
6180 score7_hard_regno_mode_ok): Likewise.
6181 * config/score/score7.h (score7_preferred_reload_class,
6182 score7_secondary_reload_class): Likewise.
6183 * config/sh/sh.c (prepare_move_operands, output_far_jump,
6184 output_branchy_insn, add_constant, gen_block_redirect,
6185 sh_insn_length_adjustment, sh_cannot_change_mode_class,
6186 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
6187 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6188 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
6189 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
6190 xstormy16_preferred_reload_class): Likewise.
6191 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
6192 xtensa_expand_atomic, override_options,
6193 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
6195 * reorg.c (try_merge_delay_insns): Likewise.
6196 * tree.c (merge_dllimport_decl_attributes): Likewise.
6198 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
6200 2008-08-06 Michael Matz <matz@suse.de>
6202 * Makefile.in (write_entries_to_file): Quote words.
6203 * gengtype.c: (read_input_line): Skip over leading white-space.
6205 2008-08-06 Marc Gauthier <marc@tensilica.com>
6207 * config.gcc: Match more processor names for Xtensa.
6208 * configure.ac: Likewise.
6209 * doc/install.texi (Specific): Likewise.
6210 * configure: Regenerate.
6212 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6214 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
6215 * calls.c (avoid_likely_spilled_reg): Likewise.
6216 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
6217 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
6218 * config/i386/i386.c (ix86_expand_special_args_builtin,
6219 ix86_secondary_reload): Likewise.
6220 * except.c (struct eh_region, gen_eh_region_catch,
6221 remove_unreachable_regions, duplicate_eh_regions,
6222 assign_filter_values, build_post_landing_pads,
6223 sjlj_find_directly_reachable_regions, remove_eh_handler,
6224 reachable_next_level, foreach_reachable_handler,
6225 can_throw_internal_1, can_throw_external_1,
6226 collect_one_action_chain): Likewise.
6227 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
6228 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
6229 * function.c (update_temp_slot_address, instantiate_new_reg,
6230 instantiate_virtual_regs_in_rtx,
6231 instantiate_virtual_regs_in_insn): Likewise.
6232 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
6233 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
6234 gimplify_cleanup_point_expr): Likewise.
6235 * ipa-cp.c (ipcp_lattice_changed): Likewise.
6236 * passes.c (next_pass_1): Likewise.
6237 * print-tree.c (print_node_brief, print_node): Likewise.
6238 * profile.c (branch_prob): Likewise.
6239 * tree-dump.c (dump_register): Likewise.
6240 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
6242 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
6243 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
6244 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
6245 copy_arguments_for_versioning, copy_static_chain): Likewise.
6246 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
6247 add_new_name_mapping, register_new_name_mapping): Likewise.
6248 * tree-mudflap.c (mf_xform_derefs): Likewise.
6249 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
6250 get_init_expr, combine_chains): Likewise.
6251 * tree-pretty-print.c (dump_generic_node): Likewise.
6252 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
6253 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
6254 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
6255 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
6257 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6260 * calls.c (expand_call): Use the biggest preferred stack
6263 2008-08-06 Michael Matz <matz@suse.de>
6266 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
6267 for reused reload, instead of overwriting them.
6269 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6272 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
6273 for incoming stack boundary.
6275 * function.c (assign_parm_find_entry_rtl): Update
6276 parm_stack_boundary.
6278 * function.h (rtl_data): Add parm_stack_boundary.
6280 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
6281 parm_stack_boundary for incoming stack boundary.
6283 2008-08-06 Joseph Myers <joseph@codesourcery.com>
6285 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
6286 for unrepresentable subregs or treat them as equal to other regs
6287 or subregs with the same register number.
6289 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
6292 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
6295 2008-08-06 Jan Hubicka <jh@suse.cz>
6297 * predict.c (maybe_hot_frequency_p): When profile is absent, all
6298 frequencies might be hot.
6300 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
6302 * reload.c (find_reloads): Force constants into literal pool
6303 also if they are wrapped in a SUBREG.
6305 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6308 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
6309 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
6310 Don't allow predicated instructions for data speculation.
6311 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
6314 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6316 * haifa-sched.c (extend_global): Split to extend_global_data and
6317 extend_region_data. Update all uses.
6318 (extend_all): Rename to extend_block_data.
6320 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6322 * sched-rgn.c (new_ready): Check if instruction can be
6323 speculatively scheduled before attempting speculation.
6324 (debug_rgn_dependencies): Remove wrongful assert.
6326 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6328 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
6330 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6332 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
6333 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
6334 va_size, and type_size.
6336 2008-08-04 Jason Merrill <jason@redhat.com>
6339 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
6340 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
6342 2008-08-05 Richard Henderson <rth@redhat.com>
6344 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
6345 * configure: Rebuild.
6347 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6350 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
6351 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
6354 2008-08-05 Richard Henderson <rth@redhat.com>
6356 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
6357 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
6358 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
6359 * common.opt (fdwarf2-cfi-asm): New.
6360 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
6361 * config.in, configure: Rebuild.
6362 * dwarf2asm.c (dw2_asm_output_data_raw): New.
6363 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
6365 (dw2_force_const_mem): Externalize.
6366 * dwarf2asm.h: Update.
6367 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
6368 generate a real label.
6369 (output_cfi_directive): New.
6370 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
6371 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
6372 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
6374 (dwarf2out_end_epilogue): Emit .cfi_endproc.
6375 (output_loc_operands_raw, output_loc_sequence_raw): New.
6376 (output_cfa_loc_raw): New.
6378 2008-08-05 Paul Brook <paul@codesourcery.com>
6380 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
6381 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
6382 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
6383 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
6384 * config/arm/arm.h (TARGET_VFPD32): Define.
6385 (TARGET_VFP3): Use TARGET_VFPD32.
6386 (fputype): Add FPUTYPE_VFP3D16.
6387 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
6388 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
6389 * config/arm/arm-cores.def: Add cortex-r4f.
6390 * config/arm/arm-tune.md: Regenerate.
6392 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6394 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
6395 Reword some comments throughout the file.
6397 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
6398 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
6399 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
6400 MFC_MIN_DMA_LIST_ELEMENTS.
6401 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
6402 MFC_MAX_DMA_LIST_ELEMENTS.
6404 (MFC_START_ENABLE): Remove PPU-only define.
6405 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
6406 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
6408 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
6409 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
6410 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
6411 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
6412 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
6413 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
6414 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
6416 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
6417 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
6418 (mfc_sdcrt, mfc_sdcrtst): Likewise.
6419 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
6421 (spu_read_machine_status): Fix typo.
6423 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6425 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
6426 SUBREG of multi-word hard register.
6427 * config/spu/spu.c (valid_subreg): Likewise.
6428 (adjust_operand): Handle SUBREGs of multi-word hard registers.
6430 2008-08-04 Richard Guenther <rguenther@suse.de>
6432 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
6433 the candidate with the stripped base if that base is different
6434 from the original base even for offset zero.
6436 2008-08-04 Richard Guenther <rguenther@suse.de>
6439 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
6440 check for no_overflow.
6442 2008-08-04 Richard Guenther <rguenther@suse.de>
6444 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
6446 2008-08-04 Paul Brook <paul@codesourcery.com>
6448 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
6449 (arm_order_regs_for_local_alloc): New function.
6450 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
6452 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
6454 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6457 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
6458 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
6459 (ix86_expand_epilogue): Likewise.
6461 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6463 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
6466 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6468 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
6469 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
6470 (*movv2sf_internal_rex64): Ditto.
6472 2008-08-03 Jan Hubicka <jh@suse.cz>
6474 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
6475 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
6476 * expmed.c (expand_smod_pow2): Likewise.
6478 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6481 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
6482 alternative 0 of operand 1.
6483 (*vec_concatv2di_rex64_sse): Ditto.
6484 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
6486 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
6487 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
6488 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
6489 (*movv2sf_internal_rex64): Ditto.
6491 2008-08-02 Richard Guenther <rguenther@suse.de>
6494 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
6495 (ssedoublesizemode): New mode attribute.
6496 (sse_shufps): Call gen_sse_shufps_v4sf.
6497 (sse_shufps_1): Macroize.
6498 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
6499 (sse2_shufpd_1): Macroize.
6500 (vec_extract_odd, vec_extract_even): New expanders.
6501 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
6502 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
6503 * i386.c (ix86_expand_vector_init_one_nonzero): Call
6504 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
6505 (ix86_expand_vector_set): Likewise.
6506 (ix86_expand_reduc_v4sf): Likewise.
6508 2008-08-01 Doug Kwan <dougkwan@google.com>
6510 * matrix-reorg.c: Re-enable all code.
6511 (struct malloc_call_data): Change CALL_STMT to gimple type.
6512 (collect_data_for_malloc_call): Tuplify.
6513 (struct access_site_info): Change STMT to gimple type.
6514 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
6515 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
6516 (struct free_info): Change STMT to gimple type.
6517 (struct matrix_access_phi_node): Change PHI to gimple type.
6518 (get_inner_of_cast_expr): Remove.
6519 (may_flatten_matrices_1): Tuplify.
6520 (may_flatten_matrices): Ditto.
6521 (mark_min_matrix_escape_level): Ditto.
6522 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
6523 (ssa_accessed_in_call_rhs): New
6524 (ssa_accessed_in_assign_rhs): New
6525 (record_access_alloc_site_info): Tuplify.
6526 (add_allocation_site): Ditto.
6527 (analyze_matrix_allocation_site): Ditto.
6528 (analyze_transpose): Ditto.
6529 (get_index_from_offset): Ditto.
6530 (update_type_size): Ditto.
6531 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
6532 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
6533 (analyze_accesses_for_phi_node): Tuplify.
6534 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
6535 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
6536 (analyze_matrix_accesses): Tuplify.
6537 (check_var_data): New call-back type for check_var_notmodified_p.
6538 (check_var_notmodified_p): Tuplify and use call-back struct to
6539 return statement found.
6540 (can_calculate_expr_before_stmt): Factor out statement related code
6542 (can_calculate_stmt_before_stmt): New.
6543 (check_allocation_function): Tuplify.
6544 (find_sites_in_func): Ditto.
6545 (record_all_accesses_in_func): Ditto.
6546 (transform_access_sites): Ditto.
6547 (transform_allocation_sites): Ditto.
6548 (matrix_reorg): Re-enable.
6549 (gate_matrix_reorg): Re-enable.
6551 2008-08-01 Jakub Jelinek <jakub@redhat.com>
6553 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
6554 for labels for which it hasn't been set yet. If it has been set,
6555 stop walking insns and continue with next worklist item.
6556 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
6557 if the only BARRIER is at the very end of a function.
6559 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6561 * cfgexpand.c (expand_stack_alignment): Assert that
6562 stack_realign_drap and drap_rtx must match.
6564 * function.c (instantiate_new_reg): If DRAP is used to realign
6565 stack, replace virtual_incoming_args_rtx with internal arg
6568 2008-08-01 Richard Guenther <rguenther@suse.de>
6570 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
6571 loop information only if we initialized it.
6572 (execute_pre): Call fini_pre with in_fre.
6573 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
6574 if we do not unroll because we hit max-completely-peeled-insns.
6575 Use our estimation for consistency, do allow shrinking.
6577 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6579 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
6580 with MIN_STACK_BOUNDARY.
6581 (ix86_update_stack_boundary): Likewise.
6582 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
6585 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
6586 (MIN_STACK_BOUNDARY): This.
6588 2008-08-01 Richard Guenther <rguenther@suse.de>
6591 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
6593 2008-08-01 Richard Guenther <rguenther@suse.de>
6595 PR tree-optimization/36988
6596 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
6597 do not matter if that doesn't change volatile qualification.
6599 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
6601 * configure.ac: Do not generate libada-mk. Do not subst
6603 * libada-mk.in: Remove.
6604 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
6605 * configure: Regenerate.
6607 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
6609 * tree-pass.h: Added comment about not dumping passes with name
6610 starting with star in struct opt_pass.
6611 * passes.c (register_dump_files_1): Don't do dump for a pass with
6612 name starting with star.
6613 * doc/passes.texi (Pass manager): Mention pass names and special
6614 meaning of star prefix to avoid dump.
6616 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
6618 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
6620 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
6621 (ISA_MIPS64R2): New macro.
6622 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
6623 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
6624 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
6625 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
6626 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
6627 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
6628 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
6629 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
6630 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
6631 Move up to keep list alphabetically sorted.
6632 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
6633 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
6635 * doc/invoke.texi (MIPS Options): Add -mips64r2.
6636 (-march=@var{arch}): Add mips64r2.
6638 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6640 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
6642 2008-07-31 Steve Ellcey <sje@cup.hp.com>
6644 * expr.c (expand_assignment): Check for complete type.
6646 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6649 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
6651 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
6652 for stack alignment.
6654 * function.h (rtl_data): Add stack_realign_tried. Update comments.
6656 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
6658 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
6659 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
6661 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6663 PR rtl-optimization/36419
6664 * dwarf2out.c (barrier_args_size): New variable.
6665 (compute_barrier_args_size, compute_barrier_args_size_1): New
6667 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
6668 if not called yet in the current function, use barrier_args_size
6669 array to find the new args_size value.
6670 (dwarf2out_frame_debug): Free and clear barrier_args_size.
6672 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6675 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
6678 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6681 * dwarf2out.c (dwarf2out_args_size_adjust): New.
6682 (dwarf2out_stack_adjust): Use it.
6683 (dwarf2out_frame_debug_expr): Likewise.
6685 2008-07-31 Richard Guenther <rguenther@suse.de>
6687 PR tree-optimization/36978
6688 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
6689 the generated condition.
6691 2008-07-31 Richard Guenther <rguenther@suse.de>
6693 * passes.c (init_optimization_passes): Always call
6694 pass_early_warn_uninitialized.
6695 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
6696 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
6697 * doc/passes.texi (Warn for uninitialized variables): Adjust.
6699 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6702 * builtins.c (maybe_emit_free_warning): New function.
6703 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
6704 maybe_emit_free_warning for BUILT_IN_FREE.
6707 * dwarf2out.c (get_context_die): New function.
6708 (force_decl_die, force_type_die): Use it.
6709 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
6710 returns NULL, force generation of DW_TAG_typedef and put that into
6713 PR preprocessor/36649
6714 * c-pch.c (c_common_read_pch): Save and restore
6715 line_table->trace_includes across PCH restore.
6717 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
6720 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
6722 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6725 * final.c (call_from_call_insn): Handle COND_EXEC.
6727 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6729 * builtins.c (std_gimplify_va_arg_expr): Replace
6730 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
6731 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6733 2008-07-30 Joey Ye <joey.ye@intel.com>
6734 H.J. Lu <hongjiu.lu@intel.com>
6736 * builtins.c (expand_builtin_setjmp_receiver): Replace
6737 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
6738 (expand_builtin_apply_args_1): Likewise.
6739 (expand_builtin_longjmp): Need DRAP for stack alignment.
6740 (expand_builtin_apply): Likewise.
6742 * caller-save.c (setup_save_areas): Call assign_stack_local_1
6743 instead of assign_stack_local to allow alignment reduction.
6745 * calls.c (emit_call_1): Need DRAP for stack alignment if
6747 (expand_call): Replace virtual_incoming_args_rtx with
6748 crtl->args.internal_arg_pointer.
6749 * stmt.c (expand_nl_goto_receiver): Likewise.
6751 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
6752 alignment and store to stack_alignment_estimated and
6753 max_used_stack_slot_alignment.
6754 (expand_one_var): Likewise.
6755 (expand_stack_alignment): New function.
6756 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
6757 and stack_alignment_estimated fields in rtl_data. Call
6758 expand_stack_alignment at end.
6760 * defaults.h (INCOMING_STACK_BOUNDARY): New.
6761 (MAX_STACK_ALIGNMENT): Likewise.
6762 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
6763 (SUPPORTS_STACK_ALIGNMENT): Likewise.
6765 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
6766 stack alignment when generating virtual registers.
6768 * function.c (assign_stack_local): Renamed to ...
6769 (assign_stack_local_1): This. Add a parameter to indicate
6770 if it is OK to reduce alignment.
6771 (assign_stack_local): Use it.
6772 (instantiate_new_reg): Instantiate virtual incoming args rtx
6773 to vDRAP if stack realignment and DRAP is needed.
6774 (assign_parms): Collect parameter/return type alignment and
6775 contribute to stack_alignment_estimated.
6776 (locate_and_pad_parm): Likewise.
6777 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
6778 with crtl->args.internal_arg_pointer.
6780 * function.h (rtl_data): Add new field drap_reg,
6781 max_used_stack_slot_alignment, stack_alignment_estimated,
6782 stack_realign_needed, need_drap, stack_realign_processed and
6783 stack_realign_finalized.
6784 (stack_realign_fp): New macro.
6785 (stack_realign_drap): Likewise.
6787 * global.c (compute_regsets): Frame pointer is needed when
6788 stack is realigned. Can eliminate frame pointer when stack is
6789 realigned and dynamic realigned argument pointer isn't used.
6791 * reload1.c (update_eliminables): Frame pointer is needed
6792 when stack is realigned.
6793 (init_elim_table): Can eliminate frame pointer when stack is
6794 realigned and dynamic realigned argument pointer isn't used.
6796 * rtl.h (assign_stack_local_1): Declare new funtion.
6798 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
6799 (TARGET_GET_DRAP_RTX): Likewise.
6800 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
6801 TARGET_GET_DRAP_RTX.
6803 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
6805 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
6806 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
6808 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
6809 H.J. Lu <hongjiu.lu@intel.com>
6811 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
6812 vdrap_reg, stack_realign and drap_reg_saved.
6813 (add_cfi): Don't allow redefining CFA when DRAP is used.
6814 (reg_save): Handle stack alignment.
6815 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
6816 alignment. Don't generate DWARF information for (set fp sp)
6818 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
6820 (int_loc_descriptor): Move prototype forward. Also define if
6821 DWARF2_UNWIND_INFO is true.
6822 (output_cfa_loc): Handle DW_CFA_expression.
6823 (build_cfa_aligned_loc): New.
6824 (based_loc_descr): Update assert for stack realign. For local
6825 variables, use sp+offset when stack is aligned without drap and
6826 fp+offset when stack is aligned with drap. For arguments, use
6827 cfa+offset when drap is used to align stack.
6829 2008-07-30 Joey Ye <joey.ye@intel.com>
6830 H.J. Lu <hongjiu.lu@intel.com>
6832 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
6834 (ix86_gen_andsp): New.
6835 (ix86_user_incoming_stack_boundary): Likewise.
6836 (ix86_default_incoming_stack_boundary): Likewise.
6837 (ix86_incoming_stack_boundary): Likewise.
6838 (ix86_can_eliminate): Likewise.
6839 (find_drap_reg): Likewise.
6840 (ix86_update_stack_boundary): Likewise.
6841 (ix86_get_drap_rtx): Likewise.
6842 (ix86_finalize_stack_realign_flags): Likewise.
6843 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
6844 (TARGET_GET_DRAP_RTX): Likewise.
6845 (override_options): Overide option value for new options.
6846 (ix86_function_ok_for_sibcall): Remove check for
6847 force_align_arg_pointer.
6848 (ix86_handle_cconv_attribute): Likewise.
6849 (ix86_function_regparm): Likewise.
6850 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
6851 (ix86_va_start): Replace virtual_incoming_args_rtx with
6852 crtl->args.internal_arg_pointer.
6853 (ix86_select_alt_pic_regnum): Check DRAP register.
6854 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
6855 (ix86_compute_frame_layout): Compute frame layout wrt stack
6857 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
6858 (ix86_expand_prologue): Decide if stack realignment is needed
6859 and generate prologue code accordingly.
6860 (ix86_expand_epilogue): Generate epilogue code wrt stack
6861 realignment is really needed or not.
6863 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
6864 (ABI_STACK_BOUNDARY): Likewise.
6865 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
6866 (STACK_REALIGN_DEFAULT): Likewise.
6867 (INCOMING_STACK_BOUNDARY): Likewise.
6868 (MAX_STACK_ALIGNMENT): Likewise.
6869 (ix86_incoming_stack_boundary): Likewise.
6870 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
6871 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
6872 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
6873 (machine_function): Remove force_align_arg_pointer.
6875 * config/i386/i386.md (BX_REG): New.
6876 (R13_REG): Likewise.
6878 * config/i386/i386.opt (mforce_drap): New.
6879 (mincoming-stack-boundary): Likewise.
6880 (mstackrealign): Add Init(-1).
6882 * config/i386/i386-protos.h (ix86_can_eliminate): New
6884 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6886 * doc/extend.texi: Update force_align_arg_pointer.
6888 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
6891 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
6892 (INCOMING_STACK_BOUNDARY): Likewise.
6893 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
6894 (TARGET_GET_DRAP_RTX): Likewise.
6896 2008-07-30 Andreas Schwab <schwab@suse.de>
6898 PR rtl-optimization/36929
6899 * dse.c (replace_inc_dec): Use emit_insn_before instead of
6900 add_insn_before and fix argument order.
6901 (replace_inc_dec_mem): Handle NULL rtx.
6903 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
6905 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
6907 (arm_compute_initial_elimination_offset): Use it.
6908 (arm_compute_save_reg_mask): Include static chain save slot when
6909 calculating alignment.
6910 (arm_get_frame_offsets): Ditto.
6911 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
6912 that we can use to decrement the stack when the stack decrement
6913 could be too big for an immediate value in a single insn.
6914 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
6916 2008-07-30 Richard Guenther <rguenther@suse.de>
6918 PR tree-optimization/36967
6919 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
6920 Release defs of statements we remove.
6922 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6924 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
6925 instead of NULL_RTVEC.
6927 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6931 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
6934 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6936 * final.c (call_from_call_insn): New.
6937 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
6939 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
6941 * configure.ac: Substitute ADA_CFLAGS.
6942 * configure: Regenerate.
6943 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
6944 * Makefile.in: Remove mention of X_* variables.
6945 * config/pa/x-ada-hpux10: Remove.
6946 * config/pa/x-ada: Remove.
6948 * doc/fragments.texi: Update.
6950 2008-07-30 Olivier Hainque <hainque@adacore.com>
6952 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
6953 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
6954 __dso_handle explicitly here.
6956 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6959 * c-typeck.c (build_binary_op): Encapsulate code into...
6960 * c-common.c (shorten_binary_op): ...this new function.
6961 (conversion_warning): Use the new function. Handle non-negative
6962 constant in bitwise-and.
6963 * c-common.h (shorten_binary_op): Declare.
6965 2008-07-30 Olivier Hainque <hainque@adacore.com>
6967 * scan.c (make_sstring_space): Add explicit conversions of
6968 allocator's return value.
6969 * fix-header.c (recognized_function): Likewise.
6971 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6973 * doc/cpp.texi: Update to GFDL 1.2.
6974 * doc/gcc.texi: Do not list GPL as Invariant Section.
6975 * doc/gccint.texi: Likewise. Update copyright years.
6976 * doc/install.texi: Update copyright years.
6978 2008-07-30 Alan Modra <amodra@bigpond.net.au>
6981 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
6982 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
6984 2008-07-29 Jan Hubicka <jh@suse.cz>
6986 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
6987 (grokdeclarator): Likewise.
6988 * langhooks.c (lhd_warn_unused_global_decl): Use
6989 DECL_DECLARED_INLINE_P.
6990 * print-tree.c (print_node): Remove DECL_INLINE check.
6992 2008-07-29 Richard Guenther <rguenther@suse.de>
6994 PR tree-optimization/36945
6995 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
6996 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
6997 Record invariant addresses un-decomposed.
6998 (copy_reference_ops_from_call): Record reference call
6999 arguments properly. Simplify.
7000 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7001 helper split out from ...
7002 (create_component_ref_by_pieces): ... here. Simplify.
7003 Prepare for recursive invocation for call arguments.
7004 (create_expression_by_pieces): Adjust call to
7005 create_component_ref_by_pieces.
7006 (compute_avail): Process operand 2 of reference ops.
7008 2008-07-29 Richard Guenther <rguenther@suse.de>
7010 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7012 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7014 * c-format.c (check_format_types): Revert unwanted checkin.
7016 2008-07-29 Jan Hubicka <jh@suse.cz>
7018 * flags.h (flag_really_no_inline): Remove.
7019 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7020 * toplev.c (flag_really_no_inline): Remove.
7021 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7022 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7023 (cgraph_decide_inlining_incrementally): Likewise.
7024 (compute_inline_parameters): Likewise.
7025 * opts.c (decode_options): Simplify.
7026 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7027 * common.opt (finline): Initialize to 1.
7028 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7030 2008-07-29 Jan Hubicka <jh@suse.cz>
7032 * predict.c (always_optimize_for_size_p): New function.
7033 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7034 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7035 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7037 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7038 * function.c (prepare_function_start): Set default profile.
7039 * function.h (rtl_data): Add maybe_hot_insn_p.
7040 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7041 (construct_exit_block): Likewise.
7042 (tree_expand_cfg): Likewise.
7044 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7045 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7046 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7047 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7050 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7053 * c-decl.c (merge_decls): Merge USED flags.
7055 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7057 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7058 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7059 next_stack, lab_false and lab_over trees.
7061 2008-07-28 Richard Guenther <rguenther@suse.de>
7063 PR tree-optimization/36957
7064 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7065 (useless_type_conversion_p): Remove.
7066 (types_compatible_p): Remove.
7067 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7068 (useless_type_conversion_p): Declare.
7069 (types_compatible_p): Declare.
7070 (gimple_expr_type): Return the base type only if it is
7071 trivially convertible to the subtype.
7073 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7075 * configure.ac: Use the m4_do macro to concatenate the warnings into
7076 one string in ACX_PROG_CC_WARNING_OPTS,
7077 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7078 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7079 * configure: Regenerate.
7081 2008-07-28 Richard Guenther <rguenther@suse.de>
7083 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7084 (insert_fake_stores): Remove.
7085 (realify_fake_stores): Likewise.
7086 (execute_pre): Remove dead code.
7087 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7088 (find_func_aliases): Deal with it here instead.
7089 Re-enable gcc_unreachable call.
7091 2008-07-28 Richard Guenther <rguenther@suse.de>
7093 Merge from gimple-tuples-branch.
7095 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7096 * gimple.def: New file.
7097 * gsstruct.def: Likewise.
7098 * gimple-iterator.c: Likewise.
7099 * gimple-pretty-print.c: Likewise.
7100 * tree-gimple.c: Removed. Merged into ...
7101 * gimple.c: ... here. New file.
7102 * tree-gimple.h: Removed. Merged into ...
7103 * gimple.h: ... here. New file.
7105 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7106 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7107 --enable-checking=gimple flag.
7108 * config.in: Likewise.
7109 * configure: Regenerated.
7111 * tree-ssa-operands.h: Tuplified.
7112 * tree-vrp.c: Likewise.
7113 * tree-loop-linear.c: Likewise.
7114 * tree-into-ssa.c: Likewise.
7115 * tree-ssa-loop-im.c: Likewise.
7116 * tree-dump.c: Likewise.
7117 * tree-complex.c: Likewise.
7118 * cgraphbuild.c: Likewise.
7119 * tree-ssa-threadupdate.c: Likewise.
7120 * tree-ssa-loop-niter.c: Likewise.
7121 * tree-pretty-print.c: Likewise.
7122 * tracer.c: Likewise.
7123 * gengtype.c: Likewise.
7124 * tree-loop-distribution.c: Likewise.
7125 * tree-ssa-loop-unswitch.c: Likewise.
7126 * cgraph.c: Likewise.
7127 * cgraph.h: Likewise.
7128 * tree-ssa-loop-manip.c: Likewise.
7129 * value-prof.c: Likewise.
7130 * tree-ssa-loop-ch.c: Likewise.
7131 * tree-tailcall.c: Likewise.
7132 * value-prof.h: Likewise.
7135 * tree-pass.h: Likewise.
7136 * ipa-cp.c: Likewise.
7137 * tree-scalar-evolution.c: Likewise.
7138 * tree-scalar-evolution.h: Likewise.
7139 * target.h: Likewise.
7140 * lambda-mat.c: Likewise.
7141 * tree-phinodes.c: Likewise.
7142 * diagnostic.h: Likewise.
7143 * builtins.c: Likewise.
7144 * tree-ssa-alias-warnings.c: Likewise.
7145 * cfghooks.c: Likewise.
7146 * fold-const.c: Likewise.
7147 * cfghooks.h: Likewise.
7148 * omp-low.c: Likewise.
7149 * tree-ssa-dse.c: Likewise.
7150 * ipa-reference.c: Likewise.
7151 * tree-ssa-uncprop.c: Likewise.
7152 * toplev.c: Likewise.
7153 * tree-gimple.c: Likewise.
7154 * tree-gimple.h: Likewise.
7155 * tree-chrec.c: Likewise.
7156 * tree-chrec.h: Likewise.
7157 * tree-ssa-sccvn.c: Likewise.
7158 * tree-ssa-sccvn.h: Likewise.
7159 * cgraphunit.c: Likewise.
7160 * tree-ssa-copyrename.c: Likewise.
7161 * tree-ssa-ccp.c: Likewise.
7162 * tree-ssa-loop-ivopts.c: Likewise.
7163 * tree-nomudflap.c: Likewise.
7164 * tree-call-cdce.c: Likewise.
7165 * ipa-pure-const.c: Likewise.
7166 * c-format.c: Likewise.
7167 * tree-stdarg.c: Likewise.
7168 * tree-ssa-math-opts.c: Likewise.
7169 * tree-ssa-dom.c: Likewise.
7170 * tree-nrv.c: Likewise.
7171 * tree-ssa-propagate.c: Likewise.
7172 * ipa-utils.c: Likewise.
7173 * tree-ssa-propagate.h: Likewise.
7174 * tree-ssa-alias.c: Likewise.
7175 * gimple-low.c: Likewise.
7176 * tree-ssa-sink.c: Likewise.
7177 * ipa-inline.c: Likewise.
7178 * c-semantics.c: Likewise.
7179 * dwarf2out.c: Likewise.
7181 * tree-ssa-loop-ivcanon.c: Likewise.
7182 * predict.c: Likewise.
7183 * tree-ssa-loop.c: Likewise.
7184 * tree-parloops.c: Likewise.
7185 * tree-ssa-address.c: Likewise.
7186 * tree-ssa-ifcombine.c: Likewise.
7187 * matrix-reorg.c: Likewise.
7188 * c-decl.c: Likewise.
7189 * tree-eh.c: Likewise.
7190 * c-pretty-print.c: Likewise.
7191 * lambda-trans.c: Likewise.
7192 * function.c: Likewise.
7193 * langhooks.c: Likewise.
7194 * ebitmap.h: Likewise.
7195 * tree-vectorizer.c: Likewise.
7196 * function.h: Likewise.
7197 * langhooks.h: Likewise.
7198 * tree-vectorizer.h: Likewise.
7199 * ipa-type-escape.c: Likewise.
7200 * ipa-type-escape.h: Likewise.
7201 * domwalk.c: Likewise.
7202 * tree-if-conv.c: Likewise.
7203 * profile.c: Likewise.
7204 * domwalk.h: Likewise.
7205 * tree-data-ref.c: Likewise.
7206 * tree-data-ref.h: Likewise.
7207 * tree-flow-inline.h: Likewise.
7208 * tree-affine.c: Likewise.
7209 * tree-vect-analyze.c: Likewise.
7210 * c-typeck.c: Likewise.
7211 * gimplify.c: Likewise.
7212 * coretypes.h: Likewise.
7213 * tree-ssa-phiopt.c: Likewise.
7214 * calls.c: Likewise.
7215 * tree-ssa-coalesce.c: Likewise.
7216 * tree.def: Likewise.
7217 * tree-dfa.c: Likewise.
7218 * except.c: Likewise.
7219 * except.h: Likewise.
7220 * cfgexpand.c: Likewise.
7221 * tree-cfgcleanup.c: Likewise.
7222 * tree-ssa-pre.c: Likewise.
7223 * tree-ssa-live.c: Likewise.
7224 * tree-sra.c: Likewise.
7225 * tree-ssa-live.h: Likewise.
7226 * tree-predcom.c: Likewise.
7227 * lambda.h: Likewise.
7228 * tree-mudflap.c: Likewise.
7229 * ipa-prop.c: Likewise.
7230 * print-tree.c: Likewise.
7231 * tree-ssa-copy.c: Likewise.
7232 * ipa-prop.h: Likewise.
7233 * tree-ssa-forwprop.c: Likewise.
7234 * ggc-page.c: Likewise.
7235 * c-omp.c: Likewise.
7236 * tree-ssa-dce.c: Likewise.
7237 * tree-vect-patterns.c: Likewise.
7238 * tree-ssa-ter.c: Likewise.
7239 * tree-nested.c: Likewise.
7240 * tree-ssa.c: Likewise.
7241 * lambda-code.c: Likewise.
7242 * tree-ssa-loop-prefetch.c: Likewise.
7243 * tree-inline.c: Likewise.
7244 * tree-inline.h: Likewise.
7245 * tree-iterator.c: Likewise.
7246 * tree-optimize.c: Likewise.
7247 * tree-ssa-phiprop.c: Likewise.
7248 * tree-vect-transform.c: Likewise.
7249 * tree-object-size.c: Likewise.
7250 * tree-outof-ssa.c: Likewise.
7251 * cfgloop.c: Likewise.
7252 * system.h: Likewise.
7253 * tree-profile.c: Likewise.
7254 * cfgloop.h: Likewise.
7255 * c-gimplify.c: Likewise.
7256 * c-common.c: Likewise.
7257 * tree-vect-generic.c: Likewise.
7258 * tree-flow.h: Likewise.
7259 * c-common.h: Likewise.
7260 * basic-block.h: Likewise.
7261 * tree-ssa-structalias.c: Likewise.
7262 * tree-switch-conversion.c: Likewise.
7263 * tree-ssa-structalias.h: Likewise.
7264 * tree-cfg.c: Likewise.
7265 * passes.c: Likewise.
7266 * ipa-struct-reorg.c: Likewise.
7267 * ipa-struct-reorg.h: Likewise.
7268 * tree-ssa-reassoc.c: Likewise.
7269 * cfgrtl.c: Likewise.
7270 * varpool.c: Likewise.
7272 * tree-ssanames.c: Likewise.
7273 * tree-ssa-threadedge.c: Likewise.
7274 * langhooks-def.h: Likewise.
7275 * tree-ssa-operands.c: Likewise.
7276 * config/alpha/alpha.c: Likewise.
7277 * config/frv/frv.c: Likewise.
7278 * config/s390/s390.c: Likewise.
7279 * config/m32c/m32c.c: Likewise.
7280 * config/m32c/m32c-protos.h: Likewise.
7281 * config/spu/spu.c: Likewise.
7282 * config/sparc/sparc.c: Likewise.
7283 * config/i386/i386.c: Likewise.
7284 * config/sh/sh.c: Likewise.
7285 * config/xtensa/xtensa.c: Likewise.
7286 * config/stormy16/stormy16.c: Likewise.
7287 * config/ia64/ia64.c: Likewise.
7288 * config/rs6000/rs6000.c: Likewise.
7289 * config/pa/pa.c: Likewise.
7290 * config/mips/mips.c: Likewise.
7292 2008-07-28 Simon Baldwin <simonb@google.com>
7294 * c-pragma.c (handle_pragma_message): New function.
7295 (init_pragma): Register handle_pragma_message.
7296 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
7299 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
7301 PR tree-optimization/35252
7302 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
7303 REALPART_EXPR to be considered as same load operation.
7305 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
7307 PR tree-optimization/36830
7308 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
7309 (expressions_equal_p): Return false if only one operand is null.
7311 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
7313 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
7314 version requirements.
7316 2008-07-26 Olivier Hainque <hainque@adacore.com>
7318 * collect2.c (symkind): New enum. Symbol kinds we care about.
7319 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
7320 code and head comment accordingly.
7321 (scan_prog_file): Use symkind names instead of bare integers.
7323 2008-07-25 Jan Hubicka <jh@suse.cz>
7325 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
7327 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
7328 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
7329 * dojump.c (clear_pending_stack_adjust): Likewise.
7330 * print-tree.c (print_node): Ignore DECL_INLINE.
7331 * tree-inline.c (inlinable_function_p): Likewise.
7333 2008-07-25 Michael Meissner <gnu@the-meissners.org>
7335 * doc/extend.texi (hot attribute): Document that the hot attribute
7336 turns on -O3 for some ports.
7337 (cold attribute): Document that the cold attribute turns on -Os
7340 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
7341 reflect function specific option support.
7343 * target.h (struct target_option_hooks): Add fields to say whether
7344 the cold attribute implies -Os and the hot attribute implies -O3.
7346 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
7347 By default, do not turn on -Os for cold functions.
7348 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
7349 not turn on -O3 for hot functions.
7351 * c-common.c (handle_hot_attribute): Use target hook to determine
7352 if hot functions should enable -O3.
7353 (handle_cold_attribute): Use target hook to determine if cold
7354 functions should enable -Os.
7356 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
7357 (override_options): Move disable scheduling to
7358 optimization_options.
7359 (optimization_options): Disable scheduling here, not
7361 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7362 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7364 * config/ia64/ia64.c (ia64_override_options): Move setting
7365 scheduling flags to ia64_optimization_options.
7366 (ia64_optimization_options): Disable scheduling options here, and
7367 not in ia64_override_options.
7368 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7369 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7371 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
7374 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
7376 2008-07-25 Martin Jambor <mjambor@suse.cz>
7378 PR tree-optimization/36926
7379 * ipa-prop.c (ipa_analyze_call_uses): Call
7380 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
7382 2008-07-25 Joseph Myers <joseph@codesourcery.com>
7384 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7385 movv2si_internal): Add mem = reg alternative.
7387 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
7390 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
7391 DEFAULT_PCC_STRUCT_RETURN to 127.
7393 2008-07-24 Jan Hubicka <jh@suse.cz>
7395 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
7396 (build_cgraph_edges): Likewise.
7397 * cgraph.c (cgraph_node): Do not update assembler hash.
7398 (cgraph_remove_node): Drop non-unit-at-a-time code.
7399 * tree-pass.h (pass_O0_always_inline): Remove.
7400 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
7401 * toplev.c (process_options): Flag unit-at-a-time does not imply
7403 * cgraphunit.c: Update comments.
7404 (decide_is_function_needed): Drop non-unit-at-a-time mode.
7405 (cgraph_assemble_pending_functions): Remove.
7406 (cgraph_reset_node): Drop non-unit-at-a-time code.
7407 (cgraph_finalize_function): Likewise.
7408 (cgraph_analyze_function): Likewise.
7409 (cgraph_finalize_compilation_unit): Likewise.
7410 (cgraph_expand_function): Likewise.
7411 (cgraph_optimize): Likesise.
7412 (save_inline_function_body): Likewise.
7413 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
7414 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
7415 * ipa-inline.c: Update comments.
7416 (enum inlining_mode): remove INLINE_SPEED.
7417 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
7418 (cgraph_mark_inline_edge): Likewise.
7419 (try_inline): Likewise.
7420 (cgraph_decide_inlining_incrementally): Likewise.
7421 (cgraph_gate_inlining): Remove.
7422 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
7423 (cgraph_gate_early_inlining): Likewise.
7424 (gate_inline_passes): Remove.
7425 (pass_inline_parameters, pass_ipa_inline): Remove gates.
7426 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7427 pass_O0_always_inline): Remove.
7428 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
7429 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
7430 * opts.c (no_unit_at_a_time_default): Remove.
7431 (decode_options): Remove flag_unit_at_a_time reset and warning.
7432 * opts.h (no_unit_at_a_time_default): Remove.
7433 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
7434 early in GNU dialect.
7435 (merge_decls): Update comment; drop unit-at-a-time check.
7436 (finish_decl): Likewise.
7437 (grok_declaration): Remove flag_inline_trees code.
7438 (finish_functions): Return on function returning non-void on all
7440 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
7441 * cfgexpand.c (expand_one_static_var): Remove.
7442 (expand_one_var): Remove expand_one_static_var call.
7443 (expand_used_vars_for_block): Remove flag_unit_a_time check.
7444 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
7445 and flag_unit_at_a-time compatibility checks.
7446 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
7447 * tree-inline.c (flag_inline_trees): Remove.
7448 (inlinable_function_p): Don't check it.
7449 (expand_call_inline): Remove non-unit-at-a-time code.
7450 * tree-inline.h (flag_inline_trees): Remove.
7451 * tree-optimize.c (execute_early_local_optimizations): Remove
7452 unit-at-a-time checks.
7453 (tree_rest_of_compilation): Likewise.
7454 * combine.c (setup_incoming_promotions): Likewise.
7455 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
7456 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
7457 * passes.c (pass_inline_parameters): Update comments; remove
7458 O0_alwaysinline pass.
7459 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
7460 (execute_one_pass): Likewise.
7461 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
7462 (ix86_function_sseregparm): Likewise.
7463 * arm.c (arm_function_in_section_p): Likewise.
7464 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
7465 * varpool.c: Update comments.
7466 (decide_is_variable_needed): Remove unit-at-a-time checks.
7467 (varpool_finalize_decl): Likewise.
7469 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
7471 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
7473 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
7475 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
7477 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
7478 imp symbol extension.
7480 2008-07-23 Ian Lance Taylor <iant@google.com>
7482 * tree-vrp.c (infer_value_range): Ignore asm statements when
7483 looking for memory accesses for -fdelete-null-pointer-checks.
7485 2008-07-24 Ben Elliston <bje@au.ibm.com>
7487 * config/spu/spu-c.c (__vector_keyword): New variable.
7488 (vector_keyword): Likewise.
7489 (spu_categorize_keyword): New function.
7490 (spu_macro_to_expand): Likewise.
7491 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
7492 compiling an ISO C dialect.
7494 2008-07-24 Ben Elliston <bje@au.ibm.com>
7496 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
7499 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7501 * configure: Regenerate.
7502 * configure.ac: Require texinfo 4.7.
7503 * doc/install.texi: Document texinfo 4.7 requirement.
7505 2008-07-23 Martin Jambor <mjambor@suse.cz>
7507 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
7508 rather than for DECL_SAVED_TREE.
7509 * ipa-prop.c: Include diagnostic.h.
7510 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
7512 (ipa_detect_param_modifications): Function rewritten from scratch.
7513 (ipa_compute_jump_functions): Changed accesses to modification flags.
7514 (ipa_free_node_params_substructures): Update flags destruction.
7515 (ipa_node_duplication_hook): Update flags duplication.
7516 (ipa_print_all_params_modified): Updated flag access.
7517 * ipa-prop.h (struct ipa_param_flags): New structure.
7518 (struct ipa_node_params): New field modification_analysis_done,
7519 modified_flags changed into param_flags.
7520 (ipa_is_ith_param_modified): Changed to use new flags.
7521 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
7523 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
7524 ipa-cp.c and split into two functions.
7525 (ipa_print_node_jump_functions): New function.
7526 (compute_scalar_jump_functions): New function.
7527 (type_like_member_ptr_p): New function.
7528 (compute_pass_through_member_ptrs): New function.
7529 (fill_member_ptr_cst_jump_function): New function.
7530 (determine_cst_member_ptr): New function.
7531 (compute_cst_member_ptr_arguments): New function.
7532 (ipa_compute_jump_functions): Complete rewrite.
7533 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
7534 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
7535 (struct ipa_member_ptr_cst): New structure.
7536 (union jump_func_value): New field member_cst.
7537 * ipa-cp.c (ipcp_lat_is_insertable): New function.
7538 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
7539 jump function types.
7540 (ipcp_print_all_lattices): Slight fprintf rearrangement.
7541 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
7542 instead of ipcp_print_all_jump_functions.
7543 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
7544 only for replacable scalars.
7546 * doc/invoke.texi (Optimize options): Add description of
7547 -findirect-inlining.
7548 * common.opt (flag_indirect_inlining): New flag.
7549 * opts.c (decode_options): Set flag_indirect_inlining when
7552 * ipa-inline.c: Include ipa-prop.h.
7553 (inline_indirect_intraprocedural_analysis): New function.
7554 (inline_generate_summary): Allocate parameter and argument info
7555 structures, call inline_indirect_intraprocedural_analysis on each
7556 node when doing indirect inlining and deallocate indirect inlining
7557 data structures in the end.
7558 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
7559 (free_all_ipa_structures_after_iinln): New function.
7560 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
7562 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
7564 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
7565 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7566 of computing the frequency separately.
7567 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7568 of computing the frequency separately.
7569 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
7570 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
7571 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
7572 (ipa_get_stmt_member_ptr_load_param): New function.
7573 (ipa_is_ssa_with_stmt_def): New function.
7574 (ipa_note_param_call): New function.
7575 (ipa_analyze_call_uses): New function.
7576 (ipa_analyze_stmt_uses): New function.
7577 (ipa_analyze_params_uses): New function.
7578 (ipa_free_node_params_substructures): Also free the param_calls linked
7580 (ipa_node_duplication_hook): Also duplicate the param_calls
7582 (ipa_print_node_param_flags): New function.
7583 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
7584 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
7585 * ipa-prop.h (struct ipa_param_flags): New field called.
7586 (struct ipa_param_call_note): New structure.
7587 (struct ipa_node_params): New fields param_calls and
7589 (ipa_is_ith_param_called): New function.
7590 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
7591 ipa_analyze_params_uses and dump parameter flags.
7593 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
7594 ipa_propagate_indirect_call_infos if performing indirect inlining,
7595 pass a new parameter new_edges to it.
7596 (add_new_edges_to_heap): New fucntion.
7597 (cgraph_decide_inlining_of_small_functions): New vector
7598 new_indirect_edges for newly found indirect edges , call
7599 ipa_propagate_indirect_call_infos after inlining.
7600 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
7601 inlining if performing indirect inlining. Call
7602 free_all_ipa_structures_after_iinln when doing so too.
7603 (inline_generate_summary): Do not call
7604 free_all_ipa_structures_after_iinln here.
7605 * ipa-prop.c (update_jump_functions_after_inlining): New function.
7606 (print_edge_addition_message): New function.
7607 (update_call_notes_after_inlining): New function.
7608 (propagate_info_to_inlined_callees): New function.
7609 (ipa_propagate_indirect_call_infos): New function.
7610 * ipa-prop.h: Include cgraph.h
7611 (struct ipa_param_call_note): Fields reordered, new field processed.
7612 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
7614 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
7615 rediscovered call statements.
7616 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
7617 (dump_cgraph_node): Dump also the indirect_call flag.
7618 (cgraph_clone_edge): Copy also the indirect_call flag.
7619 * tree-inline.c (copy_bb): Do not check for fndecls from call
7620 expressions, check for edge availability when moving clones.
7621 (get_indirect_callee_fndecl): New function.
7622 (expand_call_inline): If callee declaration is not apprent from
7623 the statement, try calling get_indirect_callee_fndecl. Do not
7624 issue warnings or call sorry when not inlinings an indirect edge.
7625 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
7627 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
7628 bit more frandly to matching.
7629 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
7630 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
7631 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
7633 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7636 * opth-gen.awk: Suppress function specific features when building
7638 * optc-gen.awk: Ditto.
7640 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7643 * diagnostic.c (pedwarn): Add opt parameter.
7645 * c-tree.h (pedwarn_init): Add opt parameter.
7646 (pedwarn_c90): Likewise.
7647 (pedwarn_c99): Likewise.
7648 * c-errors.c (pedwarn_c99): Likewise.
7649 (pedwarn_c90): Likewise.
7650 * toplev.h (pedwarn): Update declaration.
7651 (pedwarn0): Declare.
7652 * c-lex.c: All calls to pedwarn changed.
7653 * builtins.c: All calls to pedwarn changed.
7654 * toplev.c: All calls to pedwarn changed.
7655 * c-decl.c: All calls to pedwarn changed.
7656 * c-typeck.c: All calls to pedwarn changed.
7657 * c-common.c: All calls to pedwarn changed.
7658 * c-parser.c: All calls to pedwarn changed.
7660 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7661 Karthik Kumar <karthikkumar@gmail.com>
7663 * attribs.c (file scope): Include c-common.h.
7664 (decl_attributes): Add support for #pragma GCC optimize and
7667 * targhooks.c (default_can_inline_p): New function that is the
7668 default for the TARGET_CAN_INLINE_P target hook.
7670 * targhooks.h (default_can_inline_p): Add declaration.
7672 * tree.c (cl_optimization_node): New static tree for building
7673 OPTIMIZATION_NODE tree.
7674 (cl_target_option_node): New static tree for building
7675 TARGET_OPTION_NODE tree.
7676 (cl_option_hash_table): New hash table for hashing
7677 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7678 (cl_option_hash_hash): New function to provide the hash value for
7679 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7680 (cl_option_hash_eq): New function to provide an equality test for
7681 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7682 (tree_code_size): Add support for OPTIMIZATION_NODE and
7683 TARGET_OPTION_NODE trees.
7684 (tree_code_structure): Add support for OPTIMIZATION_NODE and
7685 TARGET_OPTION_NODE trees.
7686 (build_optimization_node): Build a tree that has all of the
7687 current optimization options.
7688 (build_target_option_node): Build a tree that has the target
7689 options that might be changed on a per function basis.
7691 * tree.h (file scope): Include options.h.
7692 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
7693 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7694 (TREE_OPTIMIZATION): Ditto.
7695 (TREE_TARGET_SPECIFIC): Ditto.
7696 (struct tree_function_decl): Add fields for remembering the
7697 current optimization options and target specific options.
7698 (struct tree_optimization_option): New tree variant that remembers
7699 the optimization options.
7700 (struct tree_target_option): New tree variant that remembers the
7701 target specific flags that might change for compiling a particular
7703 (union tree_node): Include tree_optimization_option and
7704 tree_target_option fields.
7705 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
7706 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
7707 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
7708 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
7709 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
7710 optimization and target options.
7711 (optimization_default_node): New macro to refer to global_trees
7713 (optimization_current_node): Ditto.
7714 (optimization_cold_node): Ditto.
7715 (optimization_hot_node): Ditto.
7716 (target_option_default_node): Ditto.
7717 (target_option_current_node): Ditto.
7718 (current_option_pragma): Ditto.
7719 (current_optimize_pragma): Ditto.
7721 * target.h (struct gcc_target): Add valid_option_attribute_p,
7722 target_option_save, target_option_restore, target_option_print,
7723 target_option_pragma_parse, and can_inline_p hooks.
7725 * toplev.h (parse_optimize_options): Add declaration.
7726 (fast_math_flags_struct_set_p): Ditto.
7728 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
7729 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
7732 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
7733 tree_can_inline_p hook to see if one function can inline another.
7734 (cgraph_decide_inlining): Ditto.
7735 (cgraph_decide_inlining_incrementally): Ditto.
7737 * opts.c (decode_options): Add support for running multiple times
7738 to allow functions with different target or optimization options
7739 than was specified on the command line.
7740 (fast_math_flags_struct_set_p): New function that is similar to
7741 fast_math_flags_set_p, except it uses the values in the
7742 cl_optimization structure instead of global variables.
7744 * optc-gen.awk: Add support for TargetSave to allow a back end to
7745 declare new fields that need to be saved when using function
7746 specific options. Include flags.h and target.h in the options.c
7747 source. Add support for Save to indicate which options can be set
7748 for individual functions. Generate cl_optimize_save,
7749 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
7750 cl_target_option_restore, cl_target_option_print functions to
7751 allow functions to use different optimization or target options.
7753 * opt-functions.awk (var_type_struct): Return the type used for
7754 storing the field in a structure.
7756 * opth-gen.awk: Add support for TargetSave to allow a back end to
7757 declare new fields that need to be saved when using function
7758 specific options. Add support for Save to indicate which options
7759 can be set for individual functions. Only generate one extern for
7760 Mask fields. Generate cl_optimization and cl_target_option
7761 structures to remember optimization and target options.
7763 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
7764 collecting new tree nodes.
7765 (TS_TARGET_OPTION): Ditto.
7767 * c-decl.c (merge_decls): Merge function specific target and
7768 optimization options.
7770 * function.c (invoke_set_current_function_hook): If the function
7771 uses different optimization options, change the global variables
7774 * coretypes.h (struct cl_optimization): Add forward reference.
7775 (struct cl_target_option): Ditto.
7777 * c-pragma.c (option_stack): New static vector to remember the
7778 current #pragma GCC option stack.
7779 (handle_pragma_option): New function to support #pragma GCC option
7780 to change target options.
7781 (optimize_stack): New static vector to remember the current
7782 #pragma GCC optimize stack.
7783 (handle_pragma_optimize): New function to support #pragma GCC
7784 optimize to change optimization options.
7785 (init_pragma): Add support for #pragma GCC optimize and #pragma
7788 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
7789 optimization options.
7790 (TARGET_OPTION_NODE): New tree code for remembering certain target
7793 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
7794 TARGET_OPTION_NODE trees.
7796 * common.opt (-O): Add Optimization flag.
7798 (-fmath-errno): Ditto.
7799 (-falign-functions): Add UInteger flag to make sure flag gets full
7800 int in cl_optimization structure.
7801 (-falign-jumps): Ditto.
7802 (-falign-labels): Ditto.
7803 (-falign-loops): Ditto.
7804 (-fsched-stalled-insns): Ditto.
7805 (-fsched-stalled-insns-dep): Ditto.
7807 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
7809 (TARGET_OPTION_SAVE): Ditto.
7810 (TARGET_OPTION_RESTORE): Ditto.
7811 (TARGET_OPTION_PRINT): Ditto.
7812 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7813 (TARGET_CAN_INLINE_P): Ditto.
7814 (TARGET_INITIALIZER): Add new hooks.
7816 * tree-inline.c (tree_can_inline_p): New function to determine
7817 whether one function can inline another. Check if the functions
7818 use compatible optimization options, and also call the backend
7821 * tree-inline.h (tree_can_inline_p): Add declaration.
7823 * c-common.c (c_common_attribute): Add support for option and
7824 optimize attributes.
7825 (handle_option_attribute): Add support for the option attribute to
7826 allow the user to specify different target options for compiling a
7828 (handle_optimize_attribute): Add support for the optimize
7829 attribute to allow the user to specify different optimization
7830 options for compiling a specific function.
7831 (handle_hot_attribute): Turn on -O3 optimization for this one
7832 function if it isn't the default optimization level.
7833 (handle_cold_attribute): Turn on -Os optimization for this one
7834 function if it insn't the default optimization.
7835 (const_char_p): New const char * typedef.
7836 (optimize_args): New static vector to remember the optimization
7838 (parse_optimize_options): New function to set up the optimization
7839 arguments from either the optimize attribute or #pragma GCC optimize.
7841 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
7842 (builtin_define_std): Ditto.
7844 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
7845 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
7846 (x86_64-*-*): Ditto.
7848 * Makefile.in (TREE_H): Add options.h.
7849 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
7851 * doc/extend.texi (option attribute): Document new attribute.
7852 (optimize attribute): Ditto.
7853 (hot attribute): Document hot attribute sets -O3.
7854 (cold attribute): Document cold attribute sets -Os.
7855 (#pragma GCC option): Document new pragma.
7856 (#pragma GCC optimize): Ditto.
7858 * doc/options.texi (TargetSave): Document TargetSave syntax.
7859 (UInteger): Document UInteger must be used for certain flags.
7860 (Save): Document Save option to create target specific options
7861 that can be saved/restored on a function specific context.
7863 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
7864 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7866 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
7867 (TARGET_OPTION_SAVE): Ditto.
7868 (TARGET_OPTION_RESTORE): Ditto.
7869 (TARGET_OPTION_PRINT): Ditto.
7870 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7871 (TARGET_CAN_INLINE_P): Ditto.
7873 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
7875 (-mfpmath=both): Ditto.
7877 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7878 Karthik Kumar <karthikkumar@gmail.com>
7880 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
7881 (TARGET_POPCNT): Ditto.
7882 (TARGET_SAHF): Ditto.
7883 (TARGET_AES): Ditto.
7884 (TARGET_PCLMUL): Ditto.
7885 (TARGET_CMPXCHG16B): Ditto.
7886 (TARGET_RECIP): Move switch into target_flags.
7887 (TARGET_FUSED_MADD): Ditto.
7888 (ix86_arch_features): Make an unsigned char type.
7889 (ix86_tune_features): Ditto.
7890 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
7891 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
7892 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
7894 * config/i386/i386.opt (arch): New TargetSave field to define
7895 fields that need to be saved for function specific option support.
7898 (branch_cost): Ditto.
7899 (ix86_isa_flags_explicit): Ditto.
7900 (tune_defaulted): Ditto.
7901 (arch_specified): Ditto.
7902 (-m128-long-double): Add Save flag to save option for target
7903 specific option support.
7905 (-maccumulate-outgoing-args): Ditto.
7906 (-malign-double): Ditto.
7907 (-malign-stringops): Ditto.
7908 (-mfancy-math-387): Ditto.
7909 (-mhard-float): Ditto.
7911 (-minline-all-stringops): Ditto.
7912 (-minline-stringops-dynamically): Ditto.
7913 (-mms-bitfields): Ditto.
7914 (-mno-align-stringops): Ditto.
7915 (-mno-fancy-math-387): Ditto.
7916 (-mno-push-args): Ditto.
7917 (-mno-red-zone): Ditto.
7918 (-mpush-args): Ditto.
7919 (-mred-zone): Ditto.
7921 (-msseregparm): Ditto.
7922 (-mstack-arg-probe): Ditto.
7937 (-mrecip): Move flag into target_flags.
7939 (-mno-fused-madd): Ditto.
7940 (-mfused-madd): Ditto.
7941 (-mabm): Move flag into ix86_isa_flags.
7948 * config/i386/i386-c.c: New file for #pragma support.
7949 (ix86_target_macros_internal): New function to #define or #undef
7950 target macros based when the user uses the #pragma GCC option to
7951 change target options.
7952 (ix86_pragma_option_parse): New function to add #pragma GCC option
7954 (ix86_target_macros): Move defining the target macros here from
7955 TARGET_CPU_CPP_BUILTINS in i386.h.
7956 (ix86_register_pragmas): Register the #pragma GCC option hook. If
7957 defined, initialize any subtarget #pragmas.
7959 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
7960 REGISTER_TARGET_PRAGMAS.
7962 * config/i386/t-i386: New file for x86 dependencies.
7963 (i386.o): Make dependencies mirror the include files used.
7964 (i386-c.o): New file, add dependencies.
7966 * config/i386/i386-protos.h (override_options): Add bool argument.
7967 (ix86_valid_option_attribute_tree): Add declaration.
7968 (ix86_target_macros): Ditto.
7969 (ix86_register_macros): Ditto.
7971 * config/i386/i386.c (ix86_tune_features): Move initialization of
7972 the target masks to initial_ix86_tune_features to allow functions
7973 to have different target options. Make type unsigned char,
7974 instead of unsigned int.
7975 (initial_ix86_tune_features): New static vector to hold processor
7976 masks for the tune variables.
7977 (ix86_arch_features): Move initialization of the target masks to
7978 initial_ix86_arch_features to allow functions to have different
7979 target options. Make type unsigned char, instead of unsigned int.
7980 (initial_ix86_arch_features): New static vector to hold processor
7981 masks for the arch variables.
7982 (enum ix86_function_specific_strings): New enum to describe the
7983 string options used for attribute((option(...))).
7984 (ix86_target_string): New function to return a string that
7985 describes the target options.
7986 (ix86_debug_options): New function to print the current options in
7988 (ix86_function_specific_save): New function hook to save the
7989 function specific global variables in the cl_target_option structure.
7990 (ix86_function_specific_restore): New function hook to restore the
7991 function specific variables from the cl_target_option structure to
7992 the global variables.
7993 (ix86_function_specific_print): New function hook to print the
7994 target specific options in the cl_target_option structure.
7995 (ix86_valid_option_attribute_p): New function hook to validate
7996 attribute((option(...))) arguments.
7997 (ix86_valid_option_attribute_tree): New function that is common
7998 code between attribute((option(...))) and #pragma GCC option
7999 support that parses the options and returns a tree holding the options.
8000 (ix86_valid_option_attribute_inner_p): New helper function for
8001 ix86_valid_option_attribute_tree.
8002 (ix86_can_inline_p): New function hook to decide if one function
8003 can inline another on a target specific basis.
8004 (ix86_set_current_function); New function hook to switch target
8005 options if the user used attribute((option(...))) or #pragma GCC
8007 (ix86_tune_defaulted): Move to static file scope from
8009 (ix86_arch_specified): Ditto.
8010 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8012 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8013 (OPTION_MASK_ISA_ABM_SET): Ditto.
8014 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8015 (OPTION_MASK_ISA_CX16_SET): Ditto.
8016 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8017 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8018 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8019 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8020 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8021 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8022 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8023 (struct ptt): Move to static file scope from override_options.
8024 (processor_target_table): Ditto.
8026 (ix86_handle_option): Add support for options that are now isa options.
8027 (override_options): Add support for declaring functions that
8028 support different target options than were specified on the
8029 command line. Move struct ptt, processor_target_table, cpu_names,
8030 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8031 Add bool argument. Fix up error messages so the appropriate error
8032 is given for either command line or attribute.
8033 (ix86_previous_fndecl): New static to remember previous function
8034 declaration to see if we need to change target options.
8035 (ix86_builtins_isa): New array to record the ISA of each builtin
8037 (def_builtin): Always create the builtin function, even if the
8038 current ISA doesn't support it.
8039 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8040 tests for those builtins.
8041 (ix86_init_builtins): Remove TARGET_MMX test for calling
8042 ix86_init_mmx_sse_builtins.
8043 (ix86_expand_builtin): If the current ISA doesn't support a given
8044 builtin, signal an error.
8045 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8046 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8047 (TARGET_OPTION_SAVE): Ditto.
8048 (TARGET_OPTION_RESTORE): Ditto.
8049 (TARGET_OPTION_PRINT): Ditto.
8050 (TARGET_CAN_INLINE_P): Ditto.
8052 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
8054 * c-typeck.c (build_external_ref): Don't call assemble_external.
8055 * final.c (output_operand): Call assemble_external.
8057 2008-07-21 DJ Delorie <dj@redhat.com>
8059 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8060 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8062 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8064 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8065 original insn and splitter contents into ...
8066 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8067 flag_unsafe_math_optimizations. Add dummy scratch register.
8068 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8069 !flag_unsafe_math_optimizations. Returns number with next
8070 highest magnitude if this is still less or equal to the true
8071 quotient in magnitude.
8073 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
8075 * Makefile.in: Replace toplev.h with TOPLEV_H.
8076 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8077 * c-lex.c (fe_file_change): Don't set in_system_header.
8078 * c-parser.c (c_token): Remove in_system_header.
8079 (c_lex_one_token): Don't set in_system_header.
8080 (c_parser_set_source_position_from_token): Don't set in_system_header.
8081 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8084 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8085 * flags.h (in_system_header): Remove.
8086 * function.c (saved_in_system_header): Remove.
8087 (push_cfun): Don't set in_system_header.
8088 (pop_cfun): Don't set in_system_header.
8089 (push_struct_function): Don't set in_system_header.
8090 * input.h (expanded_location): Add sysp.
8091 (in_system_header_at): New.
8092 (in_system_header): New.
8093 * toplev.c (in_system_header): Remove.
8094 * toplev.h: Include input.h
8096 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8097 * tree-ssa.c (warn_uninit): Call warning_at.
8098 (warn_uninitialized_var): Update calls to warn_uninit.
8099 (warn_uninitialized_phi): Update calls to warn_uninit.
8100 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8101 (expand_location): Initialize xloc.sysp.
8102 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8103 (tree_decl_with_vis): Remove in_system_header_flag.
8105 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8108 * recog.c (asm_operand_ok): Change the order of the extra
8109 memory constraint checks.
8111 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8114 * tree-switch-conversion.c (build_one_array): Call
8115 varpool_mark_needed_node and varpool_finalize_decl
8116 instead of assemble_variable.
8118 2008-07-19 Jan Hubicka <jh@suse.cz>
8120 * cgraph.c (cgraph_add_new_function): Do early local passes.
8121 * tree-nrv.c (gate_pass_return_slot): New gate.
8122 (pass_nrv): Add the gate.
8123 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8125 (coalesce_ssa_name): Coalesce SSA names.
8126 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8127 not optimizing so unused user vars remains visible.
8128 * common.opt (flag_tree_ter): Always enable by default.
8129 * tree-ssa-ter.c: Include flags.h
8130 (is_replaceable_p): Check that locations match; when aliasing
8131 is missing be conservative about loads.
8132 * tree-optimize.c (gate_init_datastructures): Remove.
8133 (pass_init_datastructures): New.
8134 * passes.c: Reorder passes so we always go into SSA.
8136 2008-07-19 Jan Hubicka <jh@suse.cz>
8138 * doc/extend.texi (flatten attribute): Remove note about
8140 * doc/invoke.texi (--combine): Likewise.
8141 (-finline-functions-called-once): Update levels when enabled.
8142 (-funit-at-a-time): Document new behaviour.
8143 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8144 -fno-section-anchors when disabled explicitly.
8145 (inline params): They are not ignored now.
8146 (precompiled headers): Remove unit-at-a-time as being incompatible.
8147 * opts.c (decode_options): Handle unit-at-a-time as alias;
8148 imply -fno-section-anchors when toplevel reorder is disabled
8150 * common.opt (ftoplevel-reorder): Set default value to 2.
8151 (funit-at-a-time): Set default value to 1.
8152 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8155 2008-07-19 Jan Hubicka <jh@suse.cz>
8157 * builtins.c (expand_builtin_int_roundingfn,
8158 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
8161 2008-07-19 Richard Guenther <rguenther@suse.de>
8164 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
8165 * tree-ssa-sccvn.c (get_constant_value_id): New function.
8166 * tree-ssa-pre.c (get_expr_value_id): For newly created
8167 constant value-ids make sure to add the expression to its
8170 2008-07-19 Jakub Jelinek <jakub@redhat.com>
8173 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
8174 return value of the builtin is ignored.
8176 2008-07-19 Olivier Hainque <hainque@adacore.com>
8178 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
8179 bits, a C conformant malloc implementation has to provide.
8180 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
8182 2008-07-19 Joseph Myers <joseph@codesourcery.com>
8186 * reload.c (find_reloads_subreg_address): Only reload address if
8187 reloaded == 0, not for reloaded != 1.
8190 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8191 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8192 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8193 m32c_legitimize_reload_address.
8195 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8196 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8197 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8199 2008-07-19 Olivier Hainque <hainque@adacore.com>
8201 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
8202 argument, saying whether nested array are to be collapsed
8203 into a single array type DIE with multiple subscripts.
8204 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
8205 issues, centralize the nested array types collapsing control and
8206 disable the transformation for Ada.
8208 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
8211 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
8213 (x86_64_shift_adj_2): New expander.
8214 (x86_64_shift_adj_3): Ditto.
8215 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
8216 to split TImode operands.
8217 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
8218 (ix86_split_lshr): Ditto.
8220 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
8222 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
8223 and __CHAR32_TYPE__.
8224 * c-typeck.c (digest_init): Support char16_t and char32_t.
8225 (set_nonincremental_init_from_string): Idem.
8227 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8230 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
8231 PREFERRED_STACK_BOUNDARY.
8232 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8234 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8237 * function.c (locate_and_pad_parm): Cap boundary earlier.
8239 2008-07-17 Julian Brown <julian@codesourcery.com>
8241 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
8242 no-op for targets which don't use DLLs.
8244 2008-07-17 Martin Jambor <mjambor@suse.cz>
8246 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
8247 that nodes are relevant by examining the node->analyzed flag.
8248 (ipcp_init_stage): Check which nodes are relevant, assert that the
8249 relevant ones are also required.
8250 (ipcp_propagate_stage): Check on the side arrays are properly
8252 (ipcp_print_all_jump_functions): Make sure not to touch any node
8253 that is not analyzed or an edge that does not have a corresponding
8254 entry in the on-the-side vectors.
8255 (ipcp_function_scale_print): Likewise.
8256 (ipcp_update_callgraph): Check that the node is relevant.
8257 (ipcp_insert_stage): Check that the node is relevant. Check there is
8258 an info for every node and edge.
8259 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
8260 (ipa_print_all_tree_maps): Likewise and a new variable info.
8261 (ipa_print_all_params_modified): Likewise.
8262 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
8264 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
8267 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
8269 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
8271 PR rtl-optimization/36753
8272 * fwprop.c (use_killed_between): Don't shortcut
8273 single-definition global registers.
8275 2008-07-16 Jan Hubicka <jh@suse.cz>
8277 * cgraph.h (varpool_empty_needed_queue): Declare.
8278 * cgraphunit.c (output_in_order): Mark all variables as needed;
8280 * varpool.c (varpool_assemble_node): Update debug queue.
8281 (varpool_assemble_pending_decls): Don't do it here.
8282 (varpool_empty_needed_queue): New function.
8284 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8286 * recog.c (peephole2_optimize): Fix formatting.
8288 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8290 * c-pch.c (get_ident): Avoid C++ keywords.
8291 * combine-stack-adj.c (single_set_for_csa): Likewise.
8292 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
8293 output_asm_insn): Likewise.
8294 * reload.c (push_secondary_reload, find_reusable_reload,
8295 push_reload, combine_reloads, find_reloads,
8296 debug_reload_to_stream): Likewise.
8297 * reload.h (struct reload): Likewise.
8298 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
8299 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
8300 emit_output_reload_insns): Likewise.
8301 * targhooks.c (default_secondary_reload): Likewise.
8302 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
8304 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8306 * recog.c (validate_change_1, validate_change,
8307 validate_unshare_change, validate_replace_rtx_1, struct
8308 funny_match, constrain_operands, peephole2_optimize): Avoid C++
8310 * reload.c (push_secondary_reload, secondary_reload_class,
8311 scratch_reload_class, find_valid_class, find_reusable_reload,
8312 push_reload, find_dummy_reload, find_reloads_address_1,
8313 find_reloads_address_part, find_equiv_reg): Likewise.
8314 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
8315 choose_reload_regs): Likewise.
8316 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
8318 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
8319 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8320 * sched-rgn.c (concat_INSN_LIST): Likewise.
8321 * stor-layout.c (mode_for_size, mode_for_size_tree,
8322 smallest_mode_for_size): Likewise.
8324 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8326 * cfg.c (dump_reg_info): Avoid C++ keywords.
8327 * dwarf2asm.c (dw2_force_const_mem,
8328 dw2_asm_output_encoded_addr_rtx): Likewise.
8329 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
8330 * expmed.c (expand_shift): Likewise.
8331 * global.c (find_reg): Likewise.
8332 * graph.c (draw_edge): Likewise.
8333 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
8334 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
8335 widen_clz, widen_bswap, expand_parity, expand_unop,
8336 emit_cmp_and_jump_insn_1): Likewise.
8337 * postreload.c (reload_cse_simplify_operands): Likewise.
8338 * ra.h (add_neighbor): Likewise.
8339 * reg-stack.c (remove_regno_note, change_stack): Likewise.
8340 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
8341 record_reg_classes, copy_cost, record_address_regs,
8342 invalid_mode_change_p): Likewise.
8343 * regrename.c (regrename_optimize, scan_rtx_reg,
8344 dump_def_use_chain, find_oldest_value_reg,
8345 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
8347 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8349 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
8350 MASK_POWERPC64 for power4 in previous commit.
8352 2008-07-16 Olivier Hainque <hainque@adacore.com>
8354 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
8355 instead of bare conversion to cast const-ness away.
8357 2008-07-16 Anatoly Sokolov <aesok@post.ru>
8359 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
8360 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
8361 * config/xtensa/xtensa.c (xtensa_function_value): New function.
8362 (TARGET_FUNCTION_VALUE): Define.
8364 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8366 * config/rs6000/rs6000.c (processor_target_table): Add
8367 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
8369 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8372 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8373 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8374 m32c_legitimize_reload_address.
8376 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
8378 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
8379 DECL_IN_SYSTEM_HEADER in sync.
8381 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
8383 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
8384 * tree-ssa-pre.c (pre_expr_eq): Ditto
8385 (get_constant_for_value_id): Take a type as an argument.
8386 (fully_constant_expression): Pass in type.
8387 (find_or_generate_expression): Short circuit constant case.
8388 (create_expression_by_pieces): Remove special casing of
8390 (do_regular_insertion): Short circuit constant case.
8391 (do_partial_partial_insertion): Ditto.
8393 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8396 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
8398 2008-07-15 Bob Wilson <bob.wilson@acm.org>
8400 * config/xtensa/libgcc-xtensa.ver: New file.
8401 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
8403 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8405 * df-problems.c (df_set_note): Avoid C++ keywords.
8406 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
8407 * dse.c (record_store, remove_useless_values): Likewise.
8408 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
8409 gen_reg_rtx_offset, operand_subword, change_address_1,
8410 change_address, adjust_address_1, offset_address,
8411 widen_memory_access, emit_copy_of_insn_after): Likewise.
8412 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
8413 * fwprop.c (should_replace_address, propagate_rtx_1,
8414 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
8416 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
8417 gcse_emit_move_after, update_ld_motion_stores): Likewise.
8418 * lcm.c (compute_insert_delete, pre_edge_lcm,
8419 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
8420 * lower-subreg.c (resolve_reg_notes): Likewise.
8421 * mode-switching.c (optimize_mode_switching): Likewise.
8423 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8425 * bt-load.c (add_btr_def, migrate_btr_def,
8426 branch_target_load_optimize): Avoid C++ keywords.
8427 * caller-save.c (insert_restore, insert_save, insert_one_insn):
8429 * combine.c (subst, simplify_set, make_extraction,
8430 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
8431 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
8432 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
8434 2008-07-15 Richard Guenther <rguenther@suse.de>
8437 * c-common.c (strict_aliasing_warning): Do not warn for
8438 TYPE_REF_CAN_ALIAS_ALL pointers.
8439 (c_common_get_alias_set): may_alias types are not special.
8440 * tree.c (build_pointer_type_for_mode): Look up the may_alias
8441 attribute and set can_ref_all accordingly.
8442 (build_reference_type_for_mode): Likewise.
8443 * doc/extend.texi (may_alias): Clarify.
8445 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8448 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8449 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8451 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8454 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
8455 gcc_assert, instead call output_operand_lossage.
8457 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
8459 * builtins.c (std_canonical_va_list): Treat structure based
8462 2008-07-15 Ben Elliston <bje@au.ibm.com>
8464 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
8466 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
8468 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
8471 2008-07-14 Jan Hubicka <jh@suse.cz>
8473 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
8474 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
8475 fix predicates and constraints.
8476 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
8477 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
8479 2008-07-14 Doug Kwan <dougkwan@google.com>
8481 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
8482 additional option file arm/eabi.opt.
8483 * config/arm/eabi.h (File): New configuration file for EABI targets.
8484 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
8485 SUBSUBTARGET_EXTRA_SPECS.
8486 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
8487 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
8488 from STARTFILE_SPEC so that it can be referenced in an override.
8489 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
8490 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
8491 can be referenced in an override.
8492 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
8493 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
8494 so that it can be referenced in an override.
8495 (LINK_SPEC): Use BPABI_LINK_SPEC.
8496 * config/arm/eabi.opt (File): New.
8498 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8500 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
8501 (FIXED_VALUE_H): New variable.
8502 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
8503 input.h, fixed-value.h.
8504 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
8505 (BASIC_BLOCK_H): Use $(BITMAP_H).
8506 (FUNCTION_H): Add varray.h.
8507 (IPA_REFERENCE_H): Use $(BITMAP_H).
8508 (CGRAPH_H): Add $(BASIC_BLOCK_H).
8509 (DF_H): Use $(BITMAP_H).
8510 (GGC_H): Add statistics.h.
8512 (INSN_ATTR_H): Use it.
8513 (SYSTEM_H): Add safe-ctype.h, filenames.h.
8515 (SYMTAB_H): Add $(OBSTACK_H).
8516 (CPP_INTERNAL_H): New.
8517 (TREE_DUMP_H): Add tree-pass.h.
8518 (TREE_FLOW_H): Use $(BITMAP_H)
8519 (PRETTY_PRINT_H): Use $(INPUT_H).
8520 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
8523 (many object files): Fix lots of header dependencies throughout.
8525 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8527 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
8529 (s-gtyp-input): Use them to write tmp-gi.list.
8530 (echo_to_gi.list): Remove.
8532 2008-07-14 Richard Guenther <rguenther@suse.de>
8534 * tree-ssa-sccvn.c (pre_info): Remove.
8535 (switch_to_PRE_table): Likewise.
8536 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
8537 (set_hashtable_value_ids): Do not create value-ids for the
8539 (run_scc_vn): Remove double test. Remove bogus special-case
8540 in value-number printing.
8541 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
8542 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
8544 * tree-flow-inline.h (get_value_handle): Remove.
8545 * tree-flow.h (get_value_handle): Remove.
8547 2008-07-14 Martin Jambor <mjambor@suse.cz>
8549 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
8550 in which we generate arithmetics is not a subrange.
8552 2008-07-14 Martin Jambor <mjambor@suse.cz>
8554 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
8556 2008-07-14 Richard Guenther <rguenther@suse.de>
8558 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
8560 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
8563 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
8564 reload for symbol refs moved to r0 with -fPIC.
8565 (legitimize_pic_address): Use the target register as temporary
8567 (emit_symbolic_move): Adjust comment.
8568 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
8571 2008-07-14 Ben Elliston <bje@au.ibm.com>
8573 * c-common.h (C_CPP_HASHNODE): New macro.
8574 * coretypes.h (struct cpp_token): Forward declare.
8575 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8576 the context-sensitive keyword method.
8577 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
8578 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
8579 expand_bool_pixel): New.
8580 (altivec_categorize_keyword): New function.
8581 (init_vector_keywords): New function.
8582 (rs6000_macro_to_expand): Likewise.
8583 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
8584 compiling an ISO C dialect.
8586 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
8588 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
8589 (create_expression_by_pieces): Fix typo.
8590 (do_regular_insertion): Use debug counter here too.
8592 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
8595 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
8596 CONST_OK_FOR_LETTER_P. All port-local users changed.
8597 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
8598 implement Kp matching power-of-two.
8599 (CONSTRAINT_LEN): Define to match.
8600 * config/cris/cris.md: Replace all use of constraint K with Kc.
8601 ("*btst*): Use Kp for operand 0 of last alternative.
8603 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8606 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
8609 2008-07-13 Jan Hubicka <jh@suse.cz>
8611 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
8614 2008-07-13 Richard Guenther <rguenther@suse.de>
8617 * langhooks.c (lhd_print_error_function): Deal with recursive
8620 2008-07-12 Jan Hubicka <jh@suse.cz>
8622 * cgraph.c (assembler_name_hash): New static var.
8623 (hash_node_by_assembler_name, eq_assembler_name): New.
8624 (cgraph_node_for_asm): Use hashtable.
8625 (cgraph_remove_node): Maintain hashtable.
8626 (change_decl_assembler_name): Sanity check that names are not changing
8627 after aliasing was processed.
8628 * cgraph.h (varpoon_node): Add next GGC marker.
8629 * tree.c (decl_assembler_name_equal): Constify.
8630 (decl_assembler_name_hash): New.
8631 * tree.h (decl_assembler_name_equal): Constify.
8632 (decl_assembler_name_hash): Update.
8634 2008-07-12 David Daney <ddaney@avtrex.com>
8636 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8639 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
8641 * doc/md.texi: Document the MIPS "v" constraint.
8642 * config/mips/mips.h (reg_class): Revert last change.
8643 (REG_CLASS_NAMES): Likewise.
8644 (REG_CLASS_CONTENTS): Likewise.
8645 * config/mips/mips.c (mips_regno_to_class): Likewise.
8646 * config/mips/constraints.md (v): Likewise, but add documentation.
8647 Add a comment to say that this constraint should not be used in
8650 2008-07-11 DJ Delorie <dj@redhat.com>
8652 * config/h8300/h8300.md (length): Fix branch offset limit.
8654 2008-07-11 Anatoly Sokolov <aesok@post.ru>
8656 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
8657 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
8658 (avr_hard_regno_scratch_ok): New function.
8659 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8660 * config/avr/avr.md (all peepholes that request a scratch register):
8661 Remove avr_peep2_scratch_safe use.
8663 2008-07-11 Tom Tromey <tromey@redhat.com>
8664 Ian Lance Taylor <iant@google.com>
8666 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
8667 (struct c_common_resword): Define.
8668 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
8669 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
8670 (c_common_reswords, num_c_common_reswords): Declare.
8671 * c-common.c (c_common_reswords): New global const array.
8672 (num_c_common_reswords): New const int.
8673 * c-parser.c (struct resword, reswords): Don't define.
8674 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
8675 (c_parse_init): Clarify mask code. Use c_common_reswords rather
8676 than reswords. If warning about C++ keywords, give them a special
8678 (c_lex_one_token): Warn about C++ keywords. Call
8679 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
8680 (c_parser_external_declaration): Look for RID_xxx rather than
8681 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
8682 (c_parser_statement_after_labels): Likewise.
8683 (c_parser_objc_class_instance_variables): Likewise.
8684 (c_parser_objc_class_declaration): Likewise.
8685 (c_parser_objc_try_catch_statement): Likewise.
8686 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
8687 (declspecs_add_type): Likewise.
8689 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
8691 * ggc-page.c (alloc_page):
8692 Substituting xmalloc, xcalloc with
8693 XNEWVEC and XCNEWVAR macros which add the
8696 2008-07-11 Richard Guenther <rguenther@suse.de>
8698 PR tree-optimization/36765
8699 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
8700 aliases from HEAP vars to SMTs.
8702 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8704 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
8705 * configure.ac (loose_warn): Move -Wc++-compat from here...
8706 (strict_warn): ...to here.
8707 * configure: Regenerate.
8709 2008-07-10 Joseph Myers <joseph@codesourcery.com>
8711 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
8712 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
8713 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
8714 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
8715 excluding more specific h8300-*-* and sh-*-* targets.
8717 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
8719 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
8721 (execute_pre): Call loop_optimizer_finalize in early exit.
8723 2008-07-10 Jakub Jelinek <jakub@redhat.com>
8726 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
8727 uids in the bitmap, not just VAR_DECL uids.
8729 PR rtl-optimization/36419
8730 * combine-stack-adj.c (adjust_frame_related_expr): New function.
8731 (combine_stack_adjustments_for_block): Call it if needed. Delete
8733 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
8734 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
8735 prologue sp adjustment.
8737 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
8740 * opts.c (print_ignored_options): Report postponed diagnostics for
8741 unknown -Wno-* options as warnings, not errors.
8742 (postpone_unknown_option_error): Renamed to...
8743 (postpone_unknown_option_warning): ... this.
8745 2008-07-09 Doug Kwan <dougkwan@google.com>
8748 2008-07-08 Doug Kwan <dougkwan@google.com>
8750 * config/arm/arm.opt (mandroid): New option.
8751 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8752 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8754 (CC1PLUS_SPEC): Same.
8756 (STARTFILE_SPEC): Same.
8757 (ENDFILE_SPEC): Same.
8758 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8761 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
8764 * config/mips/mips.h (reg_class): Remove V1_REG.
8765 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8766 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
8768 (mips_get_tp): New function.
8769 (mips_legitimize_tls_address): Use it.
8770 * config/mips/constraints.md (v): Delete.
8771 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
8772 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
8773 After reload, split into a move and ...
8774 (*tls_get_tp_<mode>_split): ...this new instruction.
8776 2008-07-09 David Daney <ddaney@avtrex.com>
8778 * config/mips/driver-native.c: Include coretypes.h and tm.h.
8780 2008-07-09 Jakub Jelinek <jakub@redhat.com>
8782 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
8783 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
8785 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
8786 htab_delete should be called. Don't free c.
8787 (lookup_tmp_var): Create temp_htab lazily.
8788 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
8789 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
8791 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
8792 lower_omp_ordered, lower_omp_critical, lower_omp_for,
8793 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
8794 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
8795 * tree-sra.c (generate_element_init): Likewise.
8796 * tree-mudflap.c (execute_mudflap_function_ops,
8797 execute_mudflap_function_decls): Likewise.
8798 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
8799 * tree-gimple.h (struct gimplify_ctx): New type.
8800 (push_gimplify_context): Adjust prototype.
8802 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
8804 * tree-ssa-pre.c (phi_translate_1): Update placement of
8807 2008-07-09 Anatoly Sokolov <aesok@post.ru>
8809 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
8810 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
8811 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
8812 * targhooks.c (default_hard_regno_scratch_ok): New function.
8813 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
8814 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
8815 * recog.c: Include "target.h".
8816 (peep2_find_free_register): Add check for global regs. Add target
8818 * Makefile.in (recog.o): Depend on target.h.
8820 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
8822 * config/sh/sh.c (sh_canonical_va_list_type): New.
8823 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
8825 2008-07-09 Raksit Ashok <raksit@google.com>
8827 * doc/invoke.texi (Option Summary): Mention new option
8828 -Wdisallowed-function-list=...
8829 (Warning Options): Document -Wdisallowed-function-list=...
8830 * common.opt (Wdisallowed-function-list=): New flag.
8831 * flags.h (warn_disallowed_functions): External definition of new
8832 boolean warning flag.
8833 (warn_if_disallowed_function_p): Declare new function.
8834 * opts.c (warning_disallowed_functions): New static variable.
8835 (warn_disallowed_functions): New boolean warning flag.
8836 (warn_if_disallowed_function_p): New function.
8837 (add_comma_separated_to_vector): Rename
8838 add_instrument_functions_exclude_list to this.
8839 (common_handle_option): Handle new option. Rename calls to
8840 add_instrument_functions_exclude_list into calls to
8841 add_comma_separated_to_vector.
8842 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
8843 based on flag warn_disallowed_functions.
8845 2008-07-09 Christian Bruel <christian.bruel@st.com>
8847 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
8848 instead of get_attr_length.
8850 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8852 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
8854 * genemit.c (gen_insn): Likewise.
8855 * gengtype.c (note_def_vec): Likewise.
8856 * gengtype.h (note_def_vec): Likewise.
8857 * genoutput.c (struct data, output_insn_data, process_template,
8858 gen_expand, gen_split, note_constraint): Likewise.
8859 * genrecog.c (new_decision, add_to_sequence, factor_tests,
8860 make_insn_sequence): Likewise.
8861 * gensupport.c (record_insn_name): Likewise.
8863 2008-07-08 Doug Kwan <dougkwan@google.com>
8865 * config/arm/arm.opt (mandroid): New option.
8866 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8867 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8869 (CC1PLUS_SPEC): Same.
8871 (STARTFILE_SPEC): Same.
8872 (ENDFILE_SPEC): Same.
8873 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8876 2008-07-08 Raksit Ashok <raksit@google.com>
8878 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
8879 (set_storage_via_setmem): Fix expected_align parameter.
8880 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
8881 missing from the list.
8882 * doc/md.texi (movmem): Explicitly state that expected alignment is
8883 to be expressed in bytes.
8884 (setmem): Explicitly state that expected alignment is to be expressed
8887 2008-07-08 Joseph Myers <joseph@codesourcery.com>
8889 * reload.c (find_reloads_subreg_address): Do not require validity
8890 of address in original mode before reloading address.
8892 2008-07-07 Tianwei Sheng <tianweis@google.com>
8894 * df-core.c (df_remove_problem): Adjust the access to avoid out of
8895 bounds array access.
8897 2008-07-08 Jakub Jelinek <jakub@redhat.com>
8899 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
8901 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
8903 Fix PR tree-optimization/23455
8904 Fix PR tree-optimization/35286
8905 Fix PR tree-optimization/35287
8906 * Makefile.in (OBJS-common): Remove tree-vn.o.
8907 (tree-vn.o): Remove.
8908 * dbgcnt.def: Add treepre_insert debug counter.
8909 * gcc/tree-flow.h (add_to_value): Updated for other changes.
8910 (debug_value_expressions): Ditto.
8911 (print_value_expressions): Ditto.
8912 * tree-pretty-print.c (dump_generic_node): Updated for
8913 VALUE_HANDLE removal.
8914 * tree-ssa-dom.c (record_equality): Ditto.
8915 (cprop_operand): Ditto.
8916 (lookup_avail_expr): Ditto.
8917 * tree-ssa-threadedge.c
8918 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
8919 (simplify_control_stmt_condition): Ditto.
8920 * tree.c (tree_code_size): Ditto.
8921 (tree_node_structure): Ditto.
8922 (iterative_hash_expr): Ditto.
8924 * tree.h (VALUE_HANDLE_ID): Ditto.
8925 (VALUE_HANDLE_EXPR_SET): Ditto.
8926 (struct tree_value_handle): Ditto.
8927 (union tree_node): Ditto.
8928 * treestruct.def: Ditto.
8929 * tree-vn.c: Removed.
8930 * tree-ssa-pre.c: Rewritten entirely.
8931 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
8932 (constant_value_ids): Ditto.
8933 (vn_nary_op_t): Moved to header.
8935 (vn_reference_op_t): Ditto
8936 (vn_reference_t): Ditto.
8937 (next_value_id): New variable.
8938 (VN_INFO): Add an assert.
8939 (vn_constant_eq): New function.
8940 (vn_constant_hash): Ditto.
8941 (get_or_alloc_constant_value_id): Ditto.
8942 (value_id_constant_p): Ditto.
8943 (vn_reference_compute_hash): De-staticify.
8944 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
8945 Disable some code with a FIXME. Remove VALUE_HANDLE use.
8946 (valueize_refs): Update opcode if it changes from ssa name to constant.
8947 (vn_reference_lookup_1): Add new argument.
8948 (vn_reference_lookup): Ditto.
8949 (vn_reference_lookup_pieces): New function.
8950 (vn_reference_insert): Add return type. Modify to deal with value ids.
8951 (vn_reference_insert_pieces): New function.
8952 (vn_nary_op_compute_hash): De-staticify.
8953 (vn_nary_op_eq): Ditto.
8954 (vn_nary_op_lookup_pieces): New function.
8955 (vn_nary_op_lookup): Add new argument.
8956 (vn_nary_op_insert_pieces): New function.
8957 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
8958 (vn_phi_insert): Ditto.
8959 (visit_unary_op): Update for callee changes.
8960 (visit_binary_op): Ditto.
8961 (visit_reference_op_load): Ditto.
8962 (visit_reference_op_store): Ditto.
8963 (init_scc_vn): Init next_value_id, constant_to_value_id and
8965 (free_scc_vn): Free them.
8966 (set_hashtable_value_ids): New function.
8967 (run_scc_vn): Use it.
8968 (get_max_value_id): New function.
8969 (get_next_value_id): Ditto.
8970 (expressions_equal_p): Moved from tree-vn.c
8971 (sort_vuses): Ditto.
8972 (sort_vuses_heap): Ditto.
8973 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
8975 * tree.c (iterative_hash_hashval_t): Made non-static
8976 * tree.h (iterative_hash_hashval_t): Declare it.
8978 2008-07-08 Martin Jambor <mjambor@suse.cz>
8980 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
8981 instead of ipa_create_node_params.
8982 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
8983 ipa_check_create_edge_args, free them with
8984 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
8986 * ipa-prop.c: Include flags.h and tree-inline.h.
8987 (ipa_node_params_vector): New variable.
8988 (ipa_edge_args_vector): New variable.
8989 (edge_removal_hook_holder): New variable.
8990 (node_removal_hook_holder): New variable.
8991 (edge_duplication_hook_holder): New variable.
8992 (node_duplication_hook_holder): New variable.
8993 (ipa_detect_param_modifications): Check for presence of modified flags.
8994 (ipa_compute_jump_functions): Check for presence of jump functions.
8995 (ipa_free_edge_args_substructures): New function.
8996 (ipa_create_node_params): Removed.
8997 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
8998 (ipa_free_node_params_substructures): New function.
8999 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9001 (ipa_edge_removal_hook): New function.
9002 (ipa_node_removal_hook): New function.
9003 (duplicate_array): New function.
9004 (ipa_edge_duplication_hook): New function.
9005 (ipa_node_duplication_hook): New function.
9006 (ipa_register_cgraph_hooks): New function.
9007 (ipa_unregister_cgraph_hooks): New function.
9008 (free_all_ipa_structures_after_ipa_cp): New function.
9010 * ipa-prop.h: Include vec.h.
9011 (ipa_node_params_t): New typedef with vector types for it.
9012 (ipa_edge_args_t): New typedef with vector types for it.
9013 (IPA_NODE_REF): Changed to access an on-the-side vector.
9014 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9015 (ipa_check_create_node_params): New function.
9016 (ipa_check_create_edge_args): New function.
9018 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9021 2008-07-07 Tom Tromey <tromey@redhat.com>
9023 * configure, config.in: Rebuilt.
9024 * configure.ac: Don't check for scandir or alphasort.
9026 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9028 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9029 types immediately after creating them.
9031 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9033 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9035 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9037 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9038 dump_constraint_graph.
9039 (dump_constraint_edge): New function.
9040 (dump_constraint_graph): New function.
9041 (debug_constraint_graph): New function.
9042 (dump_constraint): Removed useless comparison.
9043 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9044 (dump_constraint_graph): Declare.
9045 (debug_constraint_graph): Declare.
9046 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9048 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9050 * config/i386/i386.c (is_va_list_char_pointer): New.
9051 (ix86_va_start): Replace compare with ms_va_list_type_node
9052 by is_va_list_char_pointer.
9053 (ix86_gimplify_va_arg): Likewise.
9055 2008-07-07 Martin Jambor <mjambor@suse.cz>
9057 * cgraph.c (cgraph_edge_max_uid): New variable.
9058 (struct cgraph_edge_hook_list): New type.
9059 (struct cgraph_node_hook_list): New type.
9060 (struct cgraph_2edge_hook_list): New type.
9061 (struct cgraph_2node_hook_list): New type.
9062 (first_cgraph_edge_removal_hook): New variable.
9063 (first_cgraph_node_removal_hook): New variable.
9064 (first_cgraph_edge_duplicated_hook): New variable.
9065 (first_cgraph_node_duplicated_hook): New variable.
9066 (cgraph_add_edge_removal_hook): New function.
9067 (cgraph_remove_edge_removal_hook): New function.
9068 (cgraph_call_edge_removal_hooks): New function.
9069 (cgraph_add_node_removal_hook): New function.
9070 (cgraph_remove_node_removal_hook): New function.
9071 (cgraph_call_node_removal_hooks): New function.
9072 (cgraph_add_edge_duplication_hook): New function.
9073 (cgraph_remove_edge_duplication_hook): New function.
9074 (cgraph_call_edge_duplication_hooks): New function.
9075 (cgraph_add_node_duplication_hook): New function.
9076 (cgraph_remove_node_duplication_hook): New function.
9077 (cgraph_call_node_duplication_hooks): New function.
9078 (cgraph_create_edge): Assign to edge uid.
9079 (cgraph_remove_edge): Call edge removal hooks.
9080 (cgraph_node_remove_callees): Call edge removal hooks.
9081 (cgraph_node_remove_callers): Call edge removal hooks.
9082 (cgraph_remove_node): Call node removal hooks.
9083 (cgraph_clone_edge): Call edge duplication hooks.
9084 (cgraph_clone_node): Call node duplication hooks.
9086 * cgraph.h (cgraph_edge): New field uid.
9087 (cgraph_edge_hook): New type.
9088 (cgraph_node_hook): New type.
9089 (cgraph_2edge_hook): New type.
9090 (cgraph_2node_hook): New type.
9092 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9094 * config.in: Regenerate.
9096 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9098 * gcc.c (print_sysroot): New.
9099 (option_map, display_help, process_command): Handle the
9100 -print-sysroot option.
9101 (main): Print the sysroot if requested.
9102 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9104 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9107 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9109 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9111 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9112 (assign_parm_setup_block_p): Also check mode of entry_parm.
9114 2008-07-07 Richard Guenther <rguenther@suse.de>
9116 * tree-ssa-structalias.h (set_used_smts): Remove.
9117 * tree-ssa-structalias.c (used_smts): Likewise.
9118 (set_used_smts): Likewise.
9119 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9120 call to set_used_smts.
9122 2008-07-07 Richard Guenther <rguenther@suse.de>
9124 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9125 (new_var_info): Set it to false.
9126 (solution_set_add): Correctly handle pointers outside a var and
9128 (type_safe): Treat variables with is_full_var properly.
9129 (do_sd_constraint): Likewise.
9130 (do_ds_constraint): Likewise.
9131 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9132 (get_constraint_for_ptr_offset): New function.
9133 (get_constraint_for_component_ref): For addresses at least include
9134 the last field of the variable. Handle is_full_vars properly.
9135 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9136 (handle_ptr_arith): Remove.
9137 (find_func_aliases): Simplify assignment handling.
9138 (create_function_info_for): For parameter and result varinfos set
9140 (create_variable_info_for): Set is_full_var flag whenever we
9141 just created a single varinfo for a decl.
9142 (init_alias_vars): Initialize use_field_sensitive from
9143 max-fields-for-field-sensitive parameter.
9145 2008-07-07 Richard Guenther <rguenther@suse.de>
9147 PR tree-optimization/36713
9148 * tree-flow-inline.h (is_call_used): New function.
9149 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9150 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9151 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9153 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9155 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9157 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
9159 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
9161 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9162 Nathan Sidwell <nathan@codesourcery.com>
9164 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
9165 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
9167 * config/m68k/t-linux: New.
9168 * doc/install.texi: Document m68k-*-linux is now multilibbed by
9171 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
9173 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
9174 * config/m68k/m68k-devices.def: Remove multilibs that only differ
9177 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9179 * gcc.c (execute): Fix -Wc++-compat warning.
9181 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
9184 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
9185 constant for little endian.
9187 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
9189 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
9190 mips_base_mips16 instead of TARGET_MIPS16.
9191 (mips_base_mips16): Declare.
9192 * config/mips/mips.c (mips_base_mips16): Make global.
9193 (was_mips16_p): Remove GTY marker.
9194 (was_mips16_pch_p): New variable.
9195 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
9196 (mips_override_options): Force to non-MIPS16 mode initially.
9197 Do not complain about MIPS16 PIC incompatibilities here.
9198 Only allow -mgpopt if -mexplicit-relocs is in force for
9201 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
9203 * configure.ac: Check for caddr_t, define to char * if not defined.
9204 * configure: Regenerate.
9205 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
9206 (mmap_gt_pch_use_address): Likewise.
9207 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
9209 2008-07-06 Richard Guenther <rguenther@suse.de>
9211 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
9212 (new_var_info): Deal with it.
9213 (solution_set_add): Likewise.
9214 (bitpos_of_field): Make signed, fix.
9215 (struct fieldoff): Remove type and decl fields. Make size field
9216 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
9218 (fieldoff_compare): Deal with it.
9219 (push_fields_onto_fieldstack): Remove has_union argument, glob
9220 adjacent non-pointer fields together.
9221 (create_function_info_for): Do not set has_union.
9222 (create_variable_info_for): Simplify.
9224 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
9226 * config.gcc (extra_headers): Add cross-stdarg.h for target
9227 x86_64-*-* and i?86-*-*.
9228 * config/i386/cross-stdarg.h: New.
9229 * builtins.c (std_fn_abi_va_list): New.
9230 (std_canonical_va_list_type): New.
9231 (stabilize_va_list): Replace va_list_type_node use by
9232 mtarget.canonical_va_list_type.
9233 (gimplify_va_arg_expr): Likewise.
9234 (expand_builtin_va_copy): Replace va_list_type_node use by
9235 mtarget.fn_abi_va_list.
9236 * tree-sra.c (is_va_list_type): New helper.
9237 (decl_can_be_decomposed_p): Replace
9238 va_list_type_node use by is_va_list_type.
9239 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
9240 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9241 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
9242 * config/i386/i386-protos.h (ix86_get_valist_type): New.
9243 (ix86_enum_va_list): New.
9244 * config/i386/i386.c (sysv_va_list_type_node): New.
9245 (ms_va_list_type_node): New.
9246 (ix86_function_type_abi): Remove sorry.
9247 (ix86_build_builtin_va_list_abi): New.
9248 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
9250 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
9251 (ix86_init_builtins_va_builtins_abi): New.
9252 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
9254 (ix86_handle_abi_attribute): New.
9255 (attribute_spec): Add sysv_abi and ms_abi.
9256 (ix86_fn_abi_va_list): New.
9257 (ix86_canonical_va_list_type): New.
9258 (ix86_enum_va_list): New.
9259 (TARGET_FN_ABI_VA_LIST): New.
9260 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9261 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
9262 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
9263 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9264 (TARGET_ENUM_VA_LIST): New.
9265 * expr.h (std_fn_abi_va_list): New.
9266 (std_canonical_va_list_type): New.
9267 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
9268 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9269 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
9270 TARGET_CANONICAL_VA_LIST_TYPE.
9271 * target.h (struct gcc_target): Add fn_abi_va_list hook
9272 and canonical_va_list_type hook.
9274 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9276 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
9277 integral and pointer types.
9279 2008-07-04 Roger Sayle <roger@eyesopen.com>
9281 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
9282 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
9284 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
9287 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
9289 2008-07-04 Jakub Jelinek <jakub@redhat.com>
9291 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
9292 build_gimple_modify_stmt.
9293 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
9294 gimple operand. Use fold_build* instead of build*.
9296 2008-07-04 Richard Guenther <rguenther@suse.de>
9298 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
9299 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
9300 properly to compute the reachability set if we do field-sensitive PTA.
9301 * invoke.texi (max-fields-for-field-sensitive): Document default.
9302 * opts.c (decode_options): Set max-fields-for-field-sensitive to
9303 100 for optimize >= 2.
9305 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9307 * ggc-zone.c (lookup_page_table_if_allocated,
9308 set_page_table_entry, zone_find_object_size, alloc_small_page,
9309 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
9310 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
9311 -Wc++-compat and/or -Wcast-qual warnings.
9313 2008-07-04 Alan Modra <amodra@bigpond.net.au>
9316 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
9317 pic_offset_table_rtx to be marked as used here.
9318 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
9319 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
9320 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
9321 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
9324 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9326 * alloc-pool.c (hash_descriptor, eq_descriptor,
9327 alloc_pool_descriptor): Fix -Wc++-compat warnings.
9328 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
9330 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
9331 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
9332 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
9333 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
9336 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
9338 * tree-flow.h (loop_only_exit_p): Declare.
9339 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
9340 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
9341 the number of iterations if it is constant. Otherwise, if this is the
9342 only possible exit of the loop, use the conservative estimate on the
9343 number of iterations of the entire loop if available.
9345 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
9347 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
9348 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
9349 Add synchronization functions.
9350 * config/sync.c: New file.
9351 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
9352 (LIBGCC_SYNC_CFLAGS): Likewise.
9354 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
9357 * config/i386/i386.md (mode): Add TF to "mode" attribute.
9358 (*pushtf_sse): New insn pattern.
9359 (pushtf splitters): New splitters.
9361 2008-07-03 Michael Meissner <gnu@the-meissners.org>
9364 * predict.c (build_predict_expr): Use void_type_node for the tree
9365 type, instead of NULL_TREE.
9367 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
9369 * config/i386/i386.c (contains_aligned_value_p): Return true
9371 (ix86_data_alignment): Align TCmode to 128bits.
9372 (ix86_local_alignment): Likewise.
9374 2008-07-03 Andrew Haley <aph@redhat.com>
9377 * vec.h (VEC_TA): New.
9378 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
9379 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
9380 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
9381 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
9382 (C_COMMON_FIXED_TYPES): Remove first arg.
9383 (C_COMMON_FIXED_MODE_TYPES): Likewise.
9384 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
9385 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
9386 not to use empty macro arguments.
9388 2008-07-02 Joseph Myers <joseph@codesourcery.com>
9390 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
9391 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
9392 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
9393 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
9394 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
9395 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
9396 config/ia64/crtn.asm, config/m68hc11/larith.asm,
9397 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
9398 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
9399 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
9400 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
9401 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
9402 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
9403 config/rs6000/e500crtres64gpr.asm,
9404 config/rs6000/e500crtres64gprctr.asm,
9405 config/rs6000/e500crtrest32gpr.asm,
9406 config/rs6000/e500crtrest64gpr.asm,
9407 config/rs6000/e500crtresx32gpr.asm,
9408 config/rs6000/e500crtresx64gpr.asm,
9409 config/rs6000/e500crtsav32gpr.asm,
9410 config/rs6000/e500crtsav64gpr.asm,
9411 config/rs6000/e500crtsav64gprctr.asm,
9412 config/rs6000/e500crtsavg32gpr.asm,
9413 config/rs6000/e500crtsavg64gpr.asm,
9414 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
9415 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
9416 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
9417 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
9418 config/sparc/sol2-cn.asm: Remove .file directives.
9420 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
9422 * resource.c (mark_referenced_resources): Look inside
9423 UNSPEC_VOLATILEs and ASM_INPUTs.
9425 2008-07-02 Ian Lance Taylor <iant@google.com>
9427 * rtlanal.c (add_reg_note): New function.
9428 * rtl.h (add_reg_note): Declare.
9429 * auto-inc-dec.c (attempt_change): Use add_reg_note.
9430 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
9431 * builtins.c (expand_builtin_longjmp): Likewise.
9432 (expand_builtin_nonlocal_goto): Likewise.
9433 * calls.c (emit_call_1, expand_call): Likewise.
9434 * cfgexpand.c (add_reg_br_prob_note): Likewise.
9435 * cfglayout.c (fixup_reorder_chain): Likewise.
9436 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
9437 (commit_one_edge_insertion): Likewise.
9438 * combine.c (move_deaths, distribute_notes): Likewise.
9439 * df-problems.c (df_set_note): Likewise.
9440 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
9441 (set_unique_reg_note): Likewise.
9442 (emit_copy_of_insn_after): Likewise.
9443 * expr.c (expand_expr_real): Likewise.
9444 * gcse.c (add_label_notes): Likewise.
9445 * haifa-sched.c (create_check_block_twin): Likewise.
9446 * jump.c (mark_jump_label_1): Likewise.
9447 * loop-doloop.c (add_test, doloop_modify): Likewise.
9448 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9449 * lower-subreg.c (move_eh_region_note): Likewise.
9450 * optabs.c (emit_libcall_block): Likewise.
9451 * predict.c (predict_insn): Likewise.
9452 (combine_predictions_for_insn): Likewise.
9453 * recog.c (peephole2_optimize): Likewise.
9454 * regmove.c (try_auto_increment): Likewise.
9455 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
9456 * reload.c (find_reloads): Likewise.
9457 * reload1.c (fixup_eh_region_note): Likewise.
9458 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
9459 * reorg.c (delete_prior_computation): Likewise.
9460 (delete_computation, dbr_schedule): Likewise.
9461 * config/pa/pa.c (legitimize_pic_address): Likewise.
9462 * config/sh/sh.c (sh_reorg): Likewise.
9464 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9467 * config/libgcc-glibc.ver: Add %exclude.
9468 * config/m32r/libgcc-glibc.ver: Likwise.
9469 * config/s390/libgcc-glibc.ver: Likwise.
9470 * config/sh/libgcc-glibc.ver: Likwise.
9471 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
9473 * config/i386/libgcc-glibc.ver: New.
9475 * config/i386/libgcc-x86_64-glibc.ver: Removed.
9477 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9479 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
9480 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
9481 i[34567]86-*-linux*, x86_64-*-linux*. Add
9482 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
9483 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
9484 x86_64-*-linux*. Add i386/t-linux to tmake_file for
9485 i[34567]86-*-linux*, x86_64-*-linux*.
9487 * libgcc-std.ver: Add empty GCC_4.4.0.
9489 * mkmap-symver.awk: Support multiple versions per symbol.
9491 * config/i386/i386.c (ix86_init_builtins): Always define
9492 __builtin_fabsq and __builtin_copysignq with fallbacks.
9493 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
9494 and __builtin_copysignq if SSE2 isn't available.
9496 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
9497 (LIBGCC2_TF_CEXT): Likwise.
9500 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
9502 * config/i386/sfp-machine.h: Moved to libgcc.
9504 * config/i386/sfp-machine.h: New.
9505 * config/i386/t-linux: Likwise.
9507 * config/i386/t-darwin: Remove softfp_wrap_start and
9509 * config/i386/t-darwin64: Likewise.
9511 * config/i386/t-fprules-softfp64: Renamed to ...
9512 * config/i386/t-fprules-softfp: This.
9514 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
9515 and softfp_wrap_end.
9517 2008-07-02 Jason Merrill <jason@redhat.com>
9519 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
9521 * tree.c (ctor_to_list): New fn.
9522 * tree.h: Declare it.
9523 (CONSTRUCTOR_ELT): New macro.
9524 (CONSTRUCTOR_NELTS): New macro.
9526 2008-07-02 Richard Guenther <rguenther@suse.de>
9528 * tree-ssa-structalias.c (struct variable_info): Reorder
9529 to fill padding on 64bit hosts. Make collapsed_to an int.
9530 (get_varinfo_fc): Deal with that.
9531 (new_var_info): Likewise.
9532 (collapse_rest_of_var): Likewise.
9534 2008-07-02 Joshua Sumali <jsumali@redhat.com>
9536 * doc/install.texi (--enable-java-home): Document.
9537 (--enable-aot-compile-rpm): Likewise.
9538 (--with-arch-directory): Likewise.
9539 (--with-os-directory): Likewise.
9540 (--with-origin-name): Likewise.
9541 (--with-arch-suffix): Likewise.
9542 (--with-jvm-root-dir): Likewise.
9543 (--with-jvm-jar-dir): Likewise.
9544 (--with-python-dir): Likewise.
9546 2008-07-02 Richard Guenther <rguenther@suse.de>
9548 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
9549 from decls explicitly. Merge operand checking from tuples.
9551 2008-07-02 Martin Jambor <mjambor@suse.cz>
9553 * tree-switch-conversion.c: Included timevar.h which I forgot before.
9555 2008-07-02 Martin Jambor <mjambor@suse.cz>
9557 * tree-switch-conversion.c: Included timevar.h
9558 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
9560 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
9562 2008-07-02 Martin Jambor <mjambor@suse.cz>
9564 * tree-switch-conversion.c: Corrected various comments and
9566 (build_constructors): Fixed minor formatting mistakes.
9568 * invoke.texi (Optimize Options): Corrected the
9569 switch-conversion-max-branch-ratio parameter.
9571 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
9573 * final.c (asm_insn_count): Return zero for an empty asm body.
9575 2008-07-02 Richard Guenther <rguenther@suse.de>
9577 * bitmap.h (bitmap_set_bit): Return bool.
9578 (bitmap_clear_bit): Likewise.
9579 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
9580 write to the bitmap if it would.
9581 (bitmap_clear_bit): Likewise.
9582 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
9583 bitmap_set_bit return value.
9584 (add_pred_graph_edge): Likewise.
9585 (add_graph_edge): Likewise.
9586 (do_sd_constraint): Likewise.
9587 (do_ds_constraint): Likewise.
9589 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9591 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
9592 Fix -Wc++-compat and/or -Wcast-qual warnings.
9593 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
9594 gen_regparm_prefix): Likewise.
9595 * vmsdbgout.c (write_modbeg, lookup_filename,
9596 vmsdbgout_source_line, vmsdbgout_init): Likewise.
9598 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
9600 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
9601 defaults.h definition apply.
9603 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9605 * function.c (assign_parm_remove_parallels): New.
9606 (assign_parm_setup_block_p): Do not return true for non-BLKmode
9608 (assign_parm_setup_block): Do not handle them.
9609 (assign_parm_setup_reg, assign_parm_setup_stack): Call
9610 assign_parm_remove_parallels.
9612 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9614 * c-typeck.c (convert_for_assignment): Use
9615 vector_targets_convertible_p.
9616 * c-common.c (vector_targets_convertible_p): New.
9617 * c-common.h (vector_targets_convertible_p): New prototype.
9618 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
9619 opaque_p_V2SI_type_node.
9621 2008-07-01 Steve Ellcey <sje@cup.hp.com>
9623 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
9626 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
9628 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
9629 TFmode constants via two element DImode vector for hosts with
9630 HOST_BITS_PER_WIDE_INT < 64.
9631 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
9632 also for HOST_BITS_PER_WIDE_INT < 64.
9634 2008-07-01 Richard Guenther <rguenther@suse.de>
9636 PR tree-optimization/36666
9637 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
9638 (get_constraint_exp_from_ssa_var): Split into ...
9639 (get_constraint_exp_for_temp): ... this ...
9640 (get_constraint_for_ssa_var): ... and that.
9641 Return constraint expressions for all touched sub-fields
9642 if the results address is not taken.
9643 (process_constraint): Remove assertion that aggregate
9644 assignments do not happen at this place.
9645 (get_constraint_for_component_ref): Add address_p argument.
9646 Return constraint expressions for all touched sub-fields
9647 if the results address is not taken.
9648 (do_deref): Use get_constraint_exp_for_temp.
9649 (get_constraint_for_1): Rename from ...
9650 (get_constraint_for): ... this. Add the old function as wrapper.
9651 (do_structure_copy): Use get_constraint_for_1.
9653 2008-07-01 Martin Jambor <mjambor@suse.cz>
9655 * Makefile.in (tree-switch-conversion.o): Add.
9656 (OBJS-common): Add tree-swtch-conversion.o.
9657 * passes.c (init_optimization_passes): Add pass_convert_switch.
9658 * tree-pass.h: (pass_convert_switch): Add.
9659 * tree-switch-conversion.c: New file.
9660 * gcc.dg/tree-ssa/cswtch.c: New testcase.
9661 * common.opt (ftree-cswtch): New option.
9662 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9663 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9664 * opts.c (decode_options): Set flag_tree_switch_conversion when
9665 optimization level is >= 2.
9666 * doc/invoke.texi (Optimize Options): Added description of
9667 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
9669 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9671 * config/darwin-driver.c (darwin_default_min_version): Fix
9672 -Wc++-compat warnings.
9674 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
9676 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
9679 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9681 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
9683 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9685 PR rtl-optimization/34744
9686 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
9687 (df_scan_free_internal): Free data structures not
9688 allocated in storage pools.
9689 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
9690 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
9691 df_scan_free_mws_vec.
9692 * dse.c (dse_step6): Free offset_map_p and offset_map_n
9695 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
9697 * config/i386/i386.c (contains_aligned_value_p): Return true
9699 (ix86_function_arg_boundary): Return its natural boundary
9701 (return_in_memory_32): Don't check TDmode.
9702 (ix86_split_to_parts): Support splitting into 4 parts and
9703 support TFmode for 32bit target.
9704 (ix86_split_long_move): Support splitting into 4 parts.
9705 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
9707 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
9708 (ix86_init_builtins): Here.
9709 (ix86_scalar_mode_supported_p): Always return true for TFmode.
9710 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
9711 'q' and 'w', respectively.
9713 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
9715 (movtf_internal): Likewise.
9716 (<code>tf2): Likewise.
9717 (*absnegtf2_sse): Likewise.
9718 (copysign<mode>3): Likewise.
9719 (copysign<mode>3_const): Likewise.
9720 (copysign<mode>3_var): Likewise.
9721 (define_split UNSPEC_COPYSIGN): Likewise.
9722 * config/i386/sse.md (*nandtf3): Likewise.
9723 (<code>tf3): Likewise.
9724 (*<code>tf3): Likewise.
9726 2008-06-30 Joey Ye <joey.ye@intel.com>
9727 H.J. Lu <hongjiu.lu@intel.com>
9729 * global.c (compute_regsets): Set frame_pointer_needed here.
9730 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
9732 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9734 * doc/install.texi (specific): Expand Windows build notes.
9736 2008-06-30 Ira Rosen <irar@il.ibm.com>
9738 PR tree-optimization/36648
9739 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
9740 number of prolog iterations by step. Fix the comment.
9742 2008-06-30 Richard Guenther <rguenther@suse.de>
9745 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
9746 handle calls from ECF_MALLOC functions.
9747 (handle_pure_call): ECF_MALLOC functions do not return
9749 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
9751 2008-06-29 Andreas Schwab <schwab@suse.de>
9753 * config/m68k/m68k.c (print_operand): Always print a float
9755 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
9756 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
9759 * config/rs6000/x-linux64: Remove never used file.
9761 2008-06-29 Richard Guenther <rguenther@suse.de>
9763 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
9765 (struct alias_info): Move ...
9766 * tree-ssa-alias.c: ... here.
9767 (update_alias_info): Declare.
9768 (compute_may_aliases): Call it.
9769 (update_alias_info): New function.
9770 * tree-ssa-structalias.c (update_alias_info): Move ...
9771 * tree-ssa-alias.c (update_alias_info_1): ... here.
9772 * tree-ssa-structalias.c (process_constraint_1): Remove
9773 unused from_call argument. Rename to ...
9774 (process_constraint): ... this. Delete old wrapper.
9775 (make_constraint_to): Adjust callers.
9776 (handle_const_call): Likewise.
9777 (handle_pure_call): Likewise.
9778 (init_base_vars): Likewise.
9779 (handle_lhs_call): Likewise. Remove unnecessary constraint.
9780 (find_func_aliases): We don't need structure copies for
9782 (make_constraint_from_anything): Remove.
9783 (create_variable_info_for): For globals make constraints
9784 from escaped, not from anything.
9785 (compute_points_to_sets): Do not call update_alias_info.
9786 (ipa_pta_execute): Use make_constraint_from.
9788 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9790 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
9791 (bitmap.o-warn, dominance.o-warn): New.
9792 * configure.ac (cxx_compat_warn): Delete.
9793 (loose_warn): Add -Wcast-qual and -Wc++-compat.
9794 * system.h: Remove #pragma diagnostic for -Wcast-qual and
9796 * configure: Regenerate.
9798 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
9801 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9803 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
9804 * df-scan.c (df_notes_rescan): Likewise.
9805 * ggc-page.c (set_page_table_entry): Likewise.
9806 * intl.c (gcc_gettext_width): Likewise.
9807 * varasm.c (get_unnamed_section, get_noswitch_section,
9808 get_section): Likewise.
9810 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
9812 * regrename.c (build_def_use): Don't copy RTX.
9814 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
9816 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
9817 (Type Attributes): Fix nesting of @table and @subsection. Adjust
9818 punctuation. Use @ref instead of @xref.
9819 (Function Names): Remove stray @display/@end display.
9820 (C++ Attributes): Use @ref instead of @xref.
9821 (Deprecated Features): Fix punctuation around @xref.
9822 (Backwards Compatibility): Likewise.
9823 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
9825 2008-06-28 Joseph Myers <joseph@codesourcery.com>
9827 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
9828 constants for E500 double.
9830 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9832 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
9833 element type of const_vector.
9835 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
9837 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
9838 Remove FLAGS_REG clobber from expander pattern.
9839 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
9840 (anddi3, andsi3, andhi3, andqi3): Ditto.
9841 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
9842 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
9843 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
9844 (ashlsi3, ashlhi3, ashlqi3): Ditto.
9845 (ashrsi3, ashrhi3, ashrqi3): Ditto.
9846 (lshrsi3, lshrhi3, lshrqi3): Ditto.
9847 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
9848 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
9850 2008-06-28 Richard Guenther <rguenther@suse.de>
9852 * tree-ssa-structalias.c (callused_id, var_callused,
9853 callused_tree): Add.
9854 (handle_pure_call): New function.
9855 (find_func_aliases): Call it.
9856 (find_what_p_points_to): Handle the call-used set.
9857 (clobber_what_escaped): Likewise.
9858 (compute_call_used_vars): New function.
9859 (init_base_vars): Init the call-used variable.
9860 (do_sd_constraint): Do not propagate the solution from CALLUSED
9861 but use CALLUSED as a placeholder.
9862 (solve_graph): Likewise.
9863 * tree-flow-inline.h (gimple_call_used_vars): New function.
9864 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
9865 (compute_call_used_vars): Declare.
9866 * tree-ssa-alias.c (set_initial_properties): Call
9867 compute_call_used_vars.
9868 (reset_alias_info): Clear call-used variables.
9869 (add_call_clobber_ops): Assert we are not called for const/pure
9870 functions. Remove handling of them.
9871 (add_call_read_ops): Handle pure functions by adding the
9872 call-used set of variables as VUSEs.
9873 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
9874 (delete_tree_ssa): Free it.
9875 * tree-dfa.c (remove_referenced_var): Clear the var from the
9878 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
9880 * tree.c (build_varargs_function_type_list): New.
9881 (build_function_type_list_1): New.
9882 (build_function_type_list): Use build_function_type_list_1.
9883 * tree.h (build_varargs_function_type_list): New.
9885 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9888 * config/spu/spu.c (spu_builtin_splats): Do not generate
9889 invalid CONST_VECTOR expressions.
9890 (spu_expand_vector_init): Likewise.
9892 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
9894 * optabs.c (libfunc_decls): New variable.
9895 (libfunc_decl_hash, libfunc_decl_eq): New functions.
9896 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
9897 for the same function twice.
9899 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
9901 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
9902 ix86_expand_binary_operator directly.
9903 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
9905 (*ashrti3_1): Ditto.
9906 (*lshrti3_1): Ditto.
9907 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
9908 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
9909 using only one splitter. Conditionaly execute splitter before or
9910 after peephole2 pass.
9911 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
9912 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
9913 Use only one alternative in asm template.
9914 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
9916 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
9917 "J" operand constraint for operand 2.
9918 (*ashldi3_cconly_rex64): Ditto.
9919 (*ashrdi3_cmp_rex64): Ditto.
9920 (*ashrdi3_cconly_rex64): Ditto.
9921 (*lshrdi3_cmp_rex64): Ditto.
9922 (*lshrdi3_cconly_rex64): Ditto.
9923 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
9924 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
9925 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
9928 2008-06-27 Jakub Jelinek <jakub@redhat.com>
9930 * gimplify.c (omp_is_private): Don't return true if decl is not
9931 already private on #pragma omp for or #pragma omp parallel for.
9934 * tree-cfg.c (struct move_stmt_d): Replace block field with
9935 orig_block and new_block fields.
9936 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
9937 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
9938 (move_block_to_fn): Replace vars_map and new_label_map arguments
9939 with struct move_stmt_d pointer.
9940 (replace_block_vars_by_duplicates): New function.
9941 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
9942 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
9943 all subblocks of ORIG_BLOCK to the new function. Call
9944 replace_block_vars_by_duplicates.
9945 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
9946 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
9947 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
9948 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
9949 (expand_omp): Temporarily set input_location to the location of
9950 region's controlling stmt.
9951 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
9952 BIND_EXPR, push ctx->block_vars and gimplification vars into
9953 the BIND_EXPR and its block's BLOCK_VARS instead of directly
9955 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
9956 there are any BLOCK_VARS.
9957 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
9958 OMP_PARALLEL or OMP_TASK stmt.
9959 (lower_omp): Save and restore input_location around the lower_omp_1
9962 2008-06-27 Richard Guenther <rguenther@suse.de>
9964 PR tree-optimization/36400
9965 PR tree-optimization/36373
9966 PR tree-optimization/36344
9967 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
9968 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
9969 (update_alias_info): Remove call clobbering code.
9970 (make_constraint_to): New helper function.
9971 (make_escape_constraint): Likewise.
9972 (handle_rhs_call): Use it on all pointer containing arguments.
9973 Also mark the static chain escaped.
9974 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
9975 instead of ANYTHING.
9976 (make_constraint_from): New helper split out from ...
9977 (make_constraint_from_anything): ... here.
9978 (find_func_aliases): Add constraints for escape sites.
9979 (intra_create_variable_infos): Make constraints from NONLOCAL
9981 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
9983 (clobber_what_p_points_to): Remove.
9984 (clobber_what_escaped): New function.
9985 (init_base_vars): Init NONLOCAL and ESCAPED.
9986 (do_sd_constraint): Do not propagate the solution from ESCAPED
9987 but use ESCAPED as a placeholder.
9988 (solve_graph): Likewise.
9989 * tree-flow.h (clobber_what_p_points_to): Remove.
9990 (clobber_what_escaped): Declare.
9991 * tree-ssa-alias.c (set_initial_properties): Call it.
9992 Remove code clobbering escaped pointers.
9994 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9996 * function.c (allocate_struct_function): Only allocate a unique
9997 funcdef_no if the decl is nonzero.
9999 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10001 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10002 * config/mips/mips.c (mips_split_const_insns): New function.
10003 * config/mips/mips.md (move_type): New attribute.
10004 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10005 (dword_mode): New attribute.
10006 (type): Avoid long line. Map "move_type"s to "type"s,
10007 choosing "multi" for doubleword moves if appropriate.
10008 Swap MTC/MFC comments to match their declaration order.
10009 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10010 "type" is "branch" or "jal" is "direct".
10011 (length): Handle "extended_mips16" first. Make the default
10012 "0" for "ghost" instructions. Set the length from "move_type".
10013 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10014 of "type", with "sll0" for the register alternative. Remove the
10015 "extended_mips16" attribute.
10016 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10017 of "type", with "shift_shift" for the register alternative.
10018 Remove the "length" attribute.
10019 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10020 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10021 of "type", with "andi" for the register alternative.
10022 (*zero_extendqihi2): Likewise.
10023 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10024 of "andi" instead of a "type" of "arith".
10025 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10027 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10028 (mov_<store>r, *mov<mode>_ra): Likewise.
10029 (extendsidi2): Use "move_type" instead of "type", with "move"
10030 for the register alternative.
10031 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10032 of "type", with "signext" for the register alternative.
10033 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10034 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10035 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10036 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10037 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10038 (unnamed branch insn): Likewise.
10039 (*movdi_gp32_fp64): Fold into...
10040 (*movdi_32bit): ...here.
10041 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10042 (*movdf_hardfloat): ...this new pattern.
10043 (*movdf_softfloat): Remove redundant FPR alternatives.
10044 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10045 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10046 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10047 the "move" attribute.
10048 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10049 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10050 and "store" for COP loads and stores.
10051 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10052 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10053 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10054 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10055 (*movtf_mips16, *movv2sf): Likewise.
10056 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10057 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10058 (mfhc1<mode>): Use "move_type" instead of "move".
10059 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10060 (loadgp_blockage): Remove the "length" attribute.
10061 (blockage, set_got_version, update_got_version): Likewise.
10062 (call_internal): Remove the "extended_mips16" attribute.
10063 (call_value_internal, call_value_multiple_internal): Likewise.
10064 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10066 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10067 the "length" attribute.
10069 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10071 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10072 -Wcast-qual warnings.
10073 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10074 handle_pragma_pop_macro): Likewise.
10075 * collect2.c (resolve_lib_name): Likewise.
10076 * config/arc/arc.c (arc_init): Likewise.
10077 * config/arm/arm.c (neon_builtin_compare,
10078 locate_neon_builtin_icode): Likewise.
10079 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10080 * config/bfin/bfin.c (bfin_init_machine_status,
10081 bfin_optimize_loop): Likewise.
10082 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10083 * config/cris/cris.c (cris_init_expanders): Likewise.
10084 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10085 * config/darwin.c (machopic_indirection_eq,
10086 machopic_indirection_name, machopic_output_indirection): Likewise.
10087 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10088 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10089 frv_optimize_membar): Likewise.
10090 * config/i386/cygwin.h (mingw_scan,
10091 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10092 * config/i386/cygwin1.c (mingw_scan): Likewise.
10093 * config/i386/i386.c (machopic_output_stub): Likewise.
10094 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10095 i386_pe_unique_section): Likewise.
10096 * config/ia64/ia64.c (ia64_init_machine_status,
10097 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10099 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10100 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10101 * config/m68k/m68k.c (m68k_handle_option,
10102 m68k_sched_md_init_global): Likewise.
10103 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10104 mcore_unique_section): Likewise.
10105 * config/mips/mips.c (mips_block_move_straight,
10106 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10108 * config/mmix/mmix.c (mmix_init_machine_status,
10109 mmix_encode_section_info): Likewise.
10110 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10111 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10112 print_operand_address, output_toc, redefine_groups,
10113 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10114 * config/s390/s390.c (s390_init_machine_status): Likewise.
10115 * config/score/score.c (score_block_move_straight,
10116 score_block_move_loop_body): Likewise.
10117 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10118 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10119 * emit-rtl.c (find_auto_inc): Likewise.
10120 * gcc.c (translate_options, process_command): Likewise.
10121 * reorg.c (dbr_schedule): Likewise.
10122 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10123 * xcoffout.c (xcoffout_declare_function): Likewise.
10125 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10127 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10128 ipa-pta working again.
10130 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10132 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10135 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10137 * config.gcc (powerpc*-*-*): Add new core e500mc.
10138 * config/rs6000/e500mc.md: New file.
10139 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10141 (rs6000_override_options): Add e500mc case to
10142 processor_target_table. Altivec and Spe options not allowed
10143 with e500mc. Add isel instruction to e500mc by
10144 default. Initialize rs6000_cost for e500mc.
10145 (rs6000_issue_rate): Set issue rate for e500mc.
10146 * config/rs6000/rs6000.h (processor_type): Add
10147 PROCESSOR_PPCE500MC.
10148 (ASM_CPU_SPEC): Add e500mc.
10149 Set TARGET_ISEL to rs6000_isel.
10150 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10151 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10152 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10154 * doc/invoke.texi: Add e500mc to list of cpus.
10156 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10159 * c-lex.c (lex_charconst): Initialize unsignedp.
10161 2008-06-27 Olivier Hainque <hainque@adacore.com>
10163 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
10164 documented assumptions.
10166 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
10168 * dwarf2out.c: Remove trailing white spaces. Break long line
10171 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
10173 * libfuncs.h (LTI_synchronize): New libfunc_index.
10174 (synchronize_libfunc): Declare.
10175 * builtins.c (expand_builtin_synchronize): Consider using
10176 synchronize_libfunc before falling back on an asm blockage.
10177 * config/mips/mips.c: Include libfuncs.h
10178 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
10180 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
10182 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
10183 parameter. Copy stack_reg to r11 where appropriate.
10184 (no_global_regs_above): Add gpr parameter.
10185 (rs6000_stack_info): Only add padding for SPE save area if we
10186 are saving SPE GPRs and CR.
10187 (saveres_routine_syms): New variable.
10188 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
10190 (rs6000_savres_routine_sym): New function.
10191 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
10193 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
10194 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
10195 Tweak FPR out-of-line saving.
10196 (rs6000_make_savres_rtx): New function.
10197 (rs6000_use_multiple_p): New function.
10198 (rs6000_savres_strategy): New function.
10199 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
10200 out-of-line if appropriate.
10201 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
10202 if we are optimizing for size.
10203 (GP_SAVE_INLINE): Define.
10204 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
10205 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
10206 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
10207 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
10208 (*save_fpregs_<mode>): Add use of r11.
10209 (*restore_gpregs_<mode>): New insn.
10210 (*return_and_restore_gpregs_<mode>): New insn.
10211 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
10213 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
10214 (*restore_gpregs_spe): New insn.
10215 (*return_and_restore_gpregs_spe): New insn.
10216 * config/rs6000/predicates.md (save_world_operation): Fix check.
10218 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10220 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
10221 this point, so assert that.
10223 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10225 * cfganal.c: Include vec.h and vecprim.h.
10226 (compute_idf): Import from...
10227 * tree-into-ssa (compute_idf): ...here.
10228 * basic-block.h (compute_idf): Export.
10230 2008-06-26 Joseph Myers <joseph@codesourcery.com>
10232 * c-decl.c (merge_decls): Use !current_function_decl to check for
10233 extern declaration of C99 inline function being at file scope.
10235 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
10237 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
10239 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10241 * alias.c (record_alias_subset, init_alias_analysis): Fix
10242 -Wc++-compat and/or -Wcast-qual warnings.
10243 * attribs.c (lookup_attribute_spec): Likewise.
10244 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
10245 copy_bb, connect_traces,
10246 find_rarely_executed_basic_blocks_and_cr): Likewise.
10247 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
10248 note_btr_set, migrate_btr_defs): Likewise.
10249 * builtins.c (result_vector, expand_builtin_memcpy,
10250 expand_builtin_mempcpy_args, expand_builtin_strncpy,
10251 builtin_memset_read_str, expand_builtin_printf,
10252 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
10254 * caller-save.c (mark_set_regs): Likewise.
10255 * calls.c (expand_call, emit_library_call_value_1): Likewise.
10256 * cgraph.c (cgraph_edge): Likewise.
10257 * combine.c (likely_spilled_retval_1): Likewise.
10258 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
10259 htab_counts_entry_del, get_coverage_counts): Likewise.
10260 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
10261 new_cselib_val): Likewise.
10262 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
10263 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
10265 * df-core.c (df_compact_blocks): Likewise.
10266 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
10267 * df-scan.c (df_grow_reg_info, df_ref_create,
10268 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
10269 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
10270 df_record_entry_block_defs, df_record_exit_block_uses,
10271 df_bb_verify): Likewise.
10272 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
10273 DF_REF_EXTRACT_MODE_CONST): New.
10274 * dominance.c (get_immediate_dominator, get_dominated_by,
10275 nearest_common_dominator, root_of_dom_tree,
10276 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
10277 -Wc++-compat and/or -Wcast-qual warnings.
10278 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
10279 record_store, replace_read, check_mem_read_rtx, scan_insn,
10280 dse_step1, dse_record_singleton_alias_set): Likewise.
10281 * dwarf2asm.c (dw2_force_const_mem): Likewise.
10283 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10285 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
10286 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
10287 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
10288 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
10289 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
10290 add_ranges_num, add_ranges_by_labels, file_info_cmp,
10291 file_name_acquire, output_file_names, add_const_value_attribute,
10292 premark_used_types_helper, file_table_eq, file_table_hash,
10293 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
10294 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
10295 -Wcast-qual warnings.
10296 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
10297 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
10298 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
10299 gen_reg_rtx, start_sequence, init_emit): Likewise.
10300 * et-forest.c (et_new_occ, et_new_tree): Likewise.
10301 * except.c (init_eh_for_function, gen_eh_region,
10302 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
10303 arh_to_landing_pad, arh_to_label, add_action_record,
10304 add_call_site, switch_to_exception_section): Likewise.
10305 * expmed.c (synth_mult): Likewise.
10306 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
10307 store_expr): Likewise.
10308 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
10310 * function.c (assign_stack_temp_for_type,
10311 allocate_struct_function, match_asm_constraints_1): Likewise.
10312 * gcov-io.c (gcov_allocate): Likewise.
10313 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
10314 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
10315 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
10316 record_one_set, insert_expr_in_table, insert_set_in_table,
10317 dump_hash_table, compute_hash_table_work, alloc_hash_table,
10318 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
10319 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
10320 -Wcast-qual warnings.
10322 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10324 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
10325 -Wcast-qual warnings.
10326 * gcc.c (process_command): Likewise.
10327 * genattrtab.c (oballoc): Use XOBNEW.
10328 (oballocvec): Define.
10329 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
10330 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
10331 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
10332 -Wc++-compat and/or -Wcast-qual warnings.
10333 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
10334 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
10335 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
10336 gen_presence_absence_set, gen_automaton, gen_regexp_el,
10337 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
10338 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
10339 add_excls, process_presence_absence_names,
10340 process_presence_absence_patterns, add_presence_absence,
10341 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
10342 get_free_state, add_arc, get_free_automata_list_el,
10343 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
10344 transform_3, cache_presence, create_ainsns, create_automata,
10345 create_state_ainsn_table, dfa_insn_code_enlarge,
10346 output_trans_func, output_min_issue_delay_func,
10347 output_dead_lock_func, output_reset_func,
10348 output_get_cpu_unit_code_func, output_dfa_start_func,
10349 expand_automata): Likewise.
10350 * genextract.c (gen_insn): Likewise.
10351 * gengtype-lex.l: Likewise.
10352 * gengtype.c (read_input_list, adjust_field_type,
10353 process_gc_options): Likewise.
10354 * genoutput.c (note_constraint): Likewise.
10355 * genpreds.c (mangle, add_constraint): Likewise.
10356 * genrecog.c (process_define_predicate, new_decision,
10357 add_to_sequence): Likewise.
10358 * gensupport.c (record_insn_name): Likewise.
10360 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10362 * config/i386/driver-i386.c (detect_caches_amd,
10363 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
10364 and/or -Wcast-qual warnings.
10365 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
10366 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
10367 gt_pch_save): Likewise.
10368 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
10369 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
10370 * global.c (compute_regsets): Likewise.
10371 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
10372 finish_graph_dump_file): Likewise.
10373 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
10374 unlink_bb_notes): Likewise.
10375 * integrate.c (get_hard_reg_initial_val): Likewise.
10376 * ipa-prop.c (ipa_push_func_to_list): Likewise.
10377 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
10378 * local-alloc.c (update_equiv_regs): Likewise.
10379 * loop-invariant.c (check_invariant_table_size,
10380 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
10382 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
10383 altered_reg_used, mark_altered): Likewise.
10384 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
10385 insert_var_expansion_initialization,
10386 combine_var_copies_in_loop_exit, apply_opt_in_copies,
10387 release_var_copies): Likewise.
10388 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
10389 analyze_matrix_decl, add_allocation_site, analyze_transpose,
10390 analyze_accesses_for_phi_node, check_var_notmodified_p,
10391 check_allocation_function, find_sites_in_func,
10392 record_all_accesses_in_func, transform_access_sites,
10393 transform_allocation_sites): Likewise.
10394 * omp-low.c (new_omp_region, create_omp_child_function_name,
10395 check_omp_nesting_restrictions, check_combined_parallel,
10396 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
10397 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
10398 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
10399 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
10401 * opts-common.c (prune_options): Likewise.
10402 * opts.c (add_input_filename, print_filtered_help,
10403 get_option_state): Likewise.
10404 * params.c (add_params): Likewise.
10405 * passes.c (set_pass_for_id, next_pass_1,
10406 do_per_function_toporder, pass_fini_dump_file): Likewise.
10407 * postreload.c (reload_cse_simplify_operands): Likewise.
10408 * predict.c (tree_predicted_by_p, tree_predict_edge,
10409 clear_bb_predictions, combine_predictions_for_bb): Likewise.
10411 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10413 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
10415 * recog.c (check_asm_operands, validate_change_1): Likewise.
10416 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
10417 subst_asm_stack_regs): Likewise.
10418 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
10419 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
10420 * regmove.c (reg_is_remote_constant_p): Likewise.
10421 * regrename.c (regrename_optimize, scan_rtx_reg,
10422 kill_clobbered_value, kill_set_value, kill_autoinc_value):
10424 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
10425 regstat_compute_calls_crossed): Likewise.
10426 * reload1.c (init_reload, new_insn_chain,
10427 has_nonexceptional_receiver, reload, copy_reloads,
10428 calculate_needs_all_insns, init_elim_table): Likewise.
10429 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
10430 * rtl.c (shallow_copy_rtx_stat): Likewise.
10431 * rtlanal.c (parms_set): Likewise.
10432 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
10433 sbitmap_resize, sbitmap_vector_alloc): Likewise.
10434 * sched-ebb.c (earliest_block_with_similiar_load,
10435 add_deps_for_risky_insns): Likewise.
10436 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
10437 schedule_region): Likewise.
10438 * see.c (eq_descriptor_pre_extension,
10439 hash_descriptor_pre_extension, hash_del_pre_extension,
10440 eq_descriptor_properties, hash_descriptor_properties,
10441 hash_del_properties, see_seek_pre_extension_expr,
10442 see_initialize_data_structures, see_print_register_properties,
10443 see_print_pre_extension_expr, see_delete_merged_def_extension,
10444 see_delete_unmerged_def_extension, see_emit_use_extension,
10445 see_pre_delete_extension, see_map_extension, see_commit_changes,
10446 see_analyze_merged_def_local_prop,
10447 see_analyze_merged_def_local_prop,
10448 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
10449 see_set_prop_merged_def, see_set_prop_unmerged_def,
10450 see_set_prop_unmerged_use, see_print_one_extension,
10451 see_merge_one_use_extension, see_merge_one_def_extension,
10452 see_store_reference_and_extension, see_update_uses_relevancy,
10453 see_update_defs_relevancy): Likewise.
10454 * statistics.c (hash_statistics_hash, hash_statistics_eq,
10455 hash_statistics_free, curr_statistics_hash): Likewise.
10456 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
10457 expand_asm_operands, expand_return, case_bit_test_cmp,
10458 expand_case): Likewise.
10459 * stor-layout.c (start_record_layout): Likewise.
10460 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
10461 gt_pch_save_stringpool): Likewise.
10462 * tree-data-ref.c (hash_stmt_vertex_info,
10463 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
10464 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
10466 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
10469 * config/i386/i386.md : Change constraints of HImode and QImode
10470 immediate operands from "i" to "n". Change SImode "ni" constraint to
10471 "i" and SImode "rmi" constraint to "g". Remove all constraints
10472 from const0_operand and const1_operand predicated operands.
10473 (i): Change QImode and HImode attribute from "i" to "n".
10474 (*subqi_2): Change HImode operands to QImode.
10477 2008-06-25 Olivier Hainque <hainque@adacore.com>
10479 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
10482 2008-06-25 Richard Guenther <rguenther@suse.de>
10484 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
10485 not overflow the result type.
10487 2008-06-25 Richard Guenther <rguenther@suse.de>
10489 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
10490 (vn_lookup): Likewise.
10492 2008-06-25 Richard Guenther <rguenther@suse.de>
10494 PR tree-optimization/35518
10495 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
10496 * tree-sra.c (instantiate_element): Use fold_build3 to build
10498 (try_instantiate_multiple_fields): Likewise.
10500 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10502 * config/rs6000/rs6000.md: Change all string instruction's clobber to
10505 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10507 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
10508 use_backchain_to_restore_sp to true
10509 if the offset of the link register save area would go over the 32k - 1
10510 offset limit of the load
10513 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
10515 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
10516 anchor for the type-punning blurb. Cross-reference "Structures
10517 unions enumerations and bit-fields implementation". Provide a
10518 cast-through-pointer example. Make final sentence self-contained.
10519 * doc/implement-c.texi (Structures unions enumerations and
10520 bit-fields implementation): Cross-reference the type-punning blurb
10521 in the -fstrict-aliasing documentation.
10523 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10525 PR middle-end/36594
10526 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
10527 the memory instead of the memory itself for the save area.
10529 2008-06-24 Olivier Hainque <hainque@adacore.com>
10530 Nicolas Roche <roche@adacore.com>
10532 * gengtype.c (srcdir_len): size_t instead of int.
10533 (get_file_realbasename): New function. For F a filename, the real
10534 basename of F, with all the path components stripped.
10535 (get_file_srcdir_relative_path): New function. For F a filename, the
10536 relative path to F from $(srcdir).
10537 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
10538 get_file_realbasename. Adjust the head comment.
10539 (get_prefix_langdir_index): New function. For F a filename, return the
10540 lang_dir_names[] relative index of the language directory that is
10542 (get_file_langdir): For F a filename, return the name of the language
10543 directory where F is located.
10544 (get_file_gtfilename): New function. The gt- output file name for an
10546 (get_output_file_with_visibility): Replace in-line computations with
10547 uses of get_file_gtfilename and get_prefix_langdir_index.
10548 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
10550 2008-06-24 Jakub Jelinek <jakub@redhat.com>
10552 PR tree-optimization/36504
10553 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
10554 references without base address.
10556 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10558 PR middle-end/36584
10559 * calls.c (expand_call): Increase alignment for recursive functions.
10561 2008-06-23 Anatoly Sokolov <aesok@post.ru>
10563 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
10564 (TARGET_FUNCTION_VALUE): New define.
10565 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
10566 * config/avr/avr.h (FUNCTION_VALUE): Remove.
10568 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10570 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
10571 (fmod<mode>3): Ditto.
10572 (remainderxf3): Ditto.
10573 (remainder<mode>3): Ditto.
10575 2008-06-23 Jakub Jelinek <jakub@redhat.com>
10578 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
10579 REG is a hard register.
10581 PR tree-optimization/36508
10582 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
10583 499, don't check it at all in release compilers.
10585 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10587 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
10588 together with SSE_TARGET_MATH to disable insn pattern.
10589 (*fop_<MODEF:mode>_2_i387): Ditto.
10590 (*fop_<MODEF:mode>_3_i387): Ditto.
10592 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
10594 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
10596 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10598 PR middle-end/34906
10599 * gimplify.c (gimplify_asm_expr): Check the return code of
10600 parse_output_constraint call, set function return and is_inout
10601 value if it failed.
10603 2008-06-22 Ian Lance Taylor <iant@google.com>
10605 * c-lex.c (narrowest_unsigned_type): Change itk to int.
10606 (narrowest_signed_type): Likewise.
10607 * c-typeck.c (c_common_type): Change local variable mclass to enum
10609 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
10610 tcc_comparison, not the tree code itself.
10611 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
10612 (c_expand_expr): Cast modifier to enum expand_modifier.
10613 * c-common.h (C_RID_CODE): Add casts.
10614 (C_SET_RID_CODE): Define.
10615 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
10616 (c_lex_one_token): Add cast to avoid warning.
10617 (c_parser_objc_type_name): Rename local typename to type_name.
10618 (check_no_duplicate_clause): Change code parameter to enum
10620 (c_parser_omp_var_list_parens): Change kind parameter to enum
10622 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
10623 c_parser_omp_list_var_parens.
10624 (c_parser_omp_threadprivate): Likewise.
10625 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
10626 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
10627 * c-format.c (NO_FMT): Define.
10628 (printf_length_specs): Use NO_FMT.
10629 (asm_fprintf_length_specs): Likewise.
10630 (gcc_diag_length_specs): Likewise.
10631 (scanf_length_specs): Likewise.
10632 (strfmon_length_specs): Likewise.
10633 (gcc_gfc_length_specs): Likewise.
10634 (printf_flag_specs): Change 0 to STD_C89.
10635 (asm_fprintf_flag_specs): Likewise.
10636 (gcc_diag_flag_specs): Likewise.
10637 (gcc_cxxdiag_flag_specs): Likewise.
10638 (scanf_flag_specs): Likewise.
10639 (strftime_flag_specs): Likewise.
10640 (strfmon_flag_specs): Likewise.
10641 (print_char_table): Likewise.
10642 (asm_fprintf_char_table): Likewise.
10643 (gcc_diag_char_table): Likewise.
10644 (gcc_tdiag_char_table): Likewise.
10645 (gcc_cdiag_char_table): Likewise.
10646 (gcc_cxxdiag_char_table): Likewise.
10647 (gcc_gfc_char_table): Likewise.
10648 (scan_char_table): Likewise.
10649 (time_char_table): Likewis.
10650 (monetary_char_table): Likewise.
10651 * c-format.h (BADLEN): Likewise.
10653 2008-06-21 Ian Lance Taylor <iant@google.com>
10655 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
10656 Define END_OF_BASE_TREE_CODES around inclusion.
10657 * tree.c (tree_code_type): New global array.
10658 (tree_code_length, tree_code_name): Likewise.
10659 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
10660 $(lang_tree_files).
10661 (all-tree.def, s-alltree): New targets.
10662 (gencheck.h, s-gencheck): Remove.
10663 (tree.o): Depend upon all-tree.def.
10664 (build/gencheck.o): Remove gencheck.h dependency.
10665 (mostlyclean): Don't remove gencheck.h.
10666 * c-common.h (enum c_tree_code): Remove.
10667 * c-lang.c (tree_code_type): Remove.
10668 (tree_code_length, tree_code_name): Remove.
10669 * gencheck.c (tree_codes): Include all-tree.def, rather than
10670 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
10672 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
10674 * cp/cp-tree.h (enum cplus_tree_code): Remove.
10675 (operator_name_info): Size to MAX_TREE_CODES.
10676 (assignment_operator_name_info): Likewise.
10677 * cp/cp-lang.c (tree_code_type): Remove.
10678 (tree_code_length, tree_code_name): Remove.
10679 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
10680 (assignment_operator_name_info): Likewise.
10681 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
10683 * cp/mangle.c (write_expression): Likewise.
10684 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
10685 * fortran/f95-lang.c (tree_code_type): Remove.
10686 (tree_code_length, tree_code_name): Remove.
10687 * java/java-tree.h (enum java_tree_code): Remove.
10688 * java/lang.c (tree_code_type): Remove.
10689 (tree_code_length, tree_code_name): Remove.
10690 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
10691 * objc/objc-act.h (enum objc_tree_code): Remove.
10692 * objc/objc-lang.c (tree_code_type): Remove.
10693 (tree_code_length, tree_code_name): Remove.
10694 * objcp/objcp-lang.c (tree_code_type): Remove.
10695 (tree_code_length, tree_code_name): Remove.
10696 * ada/ada-tree.h (enum gnat_tree_code): Remove.
10697 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
10698 * ada/misc.c (tree_code_type): Remove.
10699 (tree_code_length, tree_code_name): Remove.
10701 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
10703 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
10704 the grand_bitmap_obstack.
10706 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10708 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
10709 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
10710 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
10711 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
10712 move_stmt_r, new_label_mapper): Likewise.
10713 * tree-complex.c (cvc_lookup): Likewise.
10714 * tree-dfa.c (create_function_ann): Likewise.
10715 * tree-dump.c (dump_register): Likewise.
10716 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
10717 find_phi_replacement_condition): Likewise.
10718 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
10719 tree_function_versioning): Likewise.
10720 * tree-into-ssa.c (cmp_dfsnum): Likewise.
10721 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
10722 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
10723 get_nonlocal_debug_decl, convert_nonlocal_reference,
10724 convert_nonlocal_omp_clauses, get_local_debug_decl,
10725 convert_local_reference, convert_local_omp_clauses,
10726 convert_nl_goto_reference, convert_nl_goto_receiver,
10727 convert_tramp_reference, convert_call_expr): Likewise.
10728 * tree-outof-ssa.c (contains_tree_r): Likewise.
10729 * tree-parloops.c (reduction_phi, initialize_reductions,
10730 eliminate_local_variables_1, add_field_for_reduction,
10731 add_field_for_name, create_phi_for_local_result,
10732 create_call_for_reduction_1, create_loads_for_reductions,
10733 create_stores_for_reduction, create_loads_and_stores_for_name):
10735 * tree-phinodes.c (allocate_phi_node): Likewise.
10736 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
10737 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
10738 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
10739 * tree-ssa-coalesce.c (compare_pairs): Likewise.
10740 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
10741 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
10742 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
10743 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
10744 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
10745 vn_nary_op_insert): Likewise.
10746 * tree-ssa.c (redirect_edge_var_map_add,
10747 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
10748 * tree-vectorizer.c (vectorize_loops): Likewise.
10749 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
10750 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
10751 tree_cons_stat, build1_stat, build_variant_type_copy,
10752 decl_init_priority_lookup, decl_fini_priority_lookup,
10753 decl_priority_info, decl_restrict_base_lookup,
10754 decl_restrict_base_insert, decl_debug_expr_lookup,
10755 decl_debug_expr_insert, decl_value_expr_lookup,
10756 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
10757 type_hash_add, get_file_function_name, tree_check_failed,
10758 tree_not_check_failed, tree_range_check_failed,
10759 omp_clause_range_check_failed, build_omp_clause,
10760 build_vl_exp_stat): Likewise.
10761 * value-prof.c (gimple_histogram_value,
10762 gimple_duplicate_stmt_histograms): Likewise.
10763 * var-tracking.c (attrs_list_insert, attrs_list_copy,
10764 unshare_variable, variable_union_info_cmp_pos, variable_union,
10765 dataflow_set_different_1, dataflow_set_different_2,
10766 vt_find_locations, variable_was_changed, set_variable_part,
10767 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
10768 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
10769 section_entry_hash, object_block_entry_eq,
10770 object_block_entry_hash, create_block_symbol,
10771 initialize_cold_section_name, default_function_rodata_section,
10772 strip_reg_name, set_user_assembler_name, const_desc_eq,
10773 build_constant_desc, output_constant_def, lookup_constant_def,
10774 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
10775 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
10776 default_internal_label): Likewise.
10777 * varray.c (varray_init, varray_grow): Likewise.
10778 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
10780 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
10782 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
10783 operators for "test" insn. Macroize insn using SWI mode macro.
10784 (*jcc_fused_2): Ditto.
10785 (*jcc_fused_3): Macroize insn using SWI mode macro.
10786 (*jcc_fused_4): Ditto.
10788 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
10790 * tree-ssa-pre.c: Fix typo in comment.
10791 (init_antic, fini_antic): Add explicit funtions for
10792 initializing and deinitializing ANTIC and AVAIL sets.
10793 (create_expression_by_pieces): Fix typo in comment.
10794 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
10795 (execute_pre): Eventually dump details about ANTIC_IN.
10797 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10799 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
10800 * gcc.c (translate_options, init_spec, store_arg, read_specs,
10801 add_to_obstack, file_at_path, find_a_file, execute,
10802 add_preprocessor_option, add_assembler_option, add_linker_option,
10803 process_command, insert_wrapper, do_option_spec, do_self_spec,
10804 spec_path, do_spec_1, is_directory, main, used_arg,
10805 getenv_spec_function): Likewise.
10806 * tlink.c (symbol_hash_lookup, file_hash_lookup,
10807 demangled_hash_lookup, symbol_push, file_push, frob_extension):
10810 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10812 * doc/rtl.texi: Updated subreg section.
10814 2008-06-19 Jakub Jelinek <jakub@redhat.com>
10817 * cgraphunit.c (cgraph_process_new_functions): Don't clear
10818 node->needed and node->reachable.
10819 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
10820 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
10821 (expand_task_call): Don't call expand_task_copyfn.
10822 (expand_task_copyfn): Renamed to...
10823 (finalize_task_copyfn): ... this.
10825 2008-06-19 Jan Hubicka <jh@suse.cz>
10827 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
10828 clobbering framepointer.
10830 2008-06-19 Jan Hubicka <jh@suse.cz>
10832 * tree-optimize.c (execute_early_local_optimizations): Set
10833 cgraph_state only at first invocation.
10835 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10837 * system.h (-Wc++-compat): Activate as a warning, no an error.
10839 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10841 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
10842 instead of "#" in insn asm template.
10843 (*jcc_fused_2): Ditto.
10845 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10847 * config/i386/i386.h (ix86_tune_indices)
10848 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
10849 (TARGET_FUSE_CMP_AND_BRANCH): New define.
10850 * config/i386/i386.md (*jcc_fused_1): New insn pattern
10851 (*jcc_fused_2): Ditto.
10852 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
10853 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
10854 (print operand): Handle 'E' and 'e' code.
10856 2008-06-19 Anatoly Sokolov <aesok@post.ru>
10858 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
10859 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10860 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10862 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
10864 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
10866 (cgraph_expand_function): Use local copy of decl.
10867 (cgraph_expand_all_functions): Remove redundant initialization of
10869 (cgraph_optimize): Reword internal_error message.
10871 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
10873 * arm-protos.h (arm_return_in_memory): Remove public
10874 arm_return_in_memory() prototype.
10875 * arm.c (arm_return_in_memory): Add static prototype, add target
10876 hook macro, change definition and comments.
10877 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
10879 2008-06-19 Ben Elliston <bje@au.ibm.com>
10881 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
10882 real.c: Remove references to IEEE 754R.
10883 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
10884 * doc/libgcc.texi (Decimal float library routines): Likewise.
10886 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10888 * targhooks.h (struct gcc_target): New member unwind_word_mode.
10889 (default_unwind_word_mode): Add prototype.
10890 * targhooks.c (default_unwind_word_mode): New function.
10891 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
10892 instead of word_mode.
10893 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
10894 (TARGET_INITIALIZER): Use it.
10896 * c-common.c (handle_mode_attribute): Support "unwind_word"
10898 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
10900 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
10901 word_mode to access SjLj_Function_Context member "data".
10902 (sjlj_emit_dispatch_table): Likewise. Also, perform type
10903 conversion from targetm.eh_return_filter_mode () to
10904 targetm.unwind_word_mode () if they differ.
10906 * builtin-types.def (BT_UNWINDWORD): New primitive type.
10907 (BT_FN_UNWINDWORD_PTR): New function type.
10908 (BT_FN_WORD_PTR): Remove.
10909 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
10910 * except.c (expand_builtin_extend_pointer): Convert pointer to
10911 targetm.unwind_word_mode () instead of word_mode.
10913 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
10914 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
10915 (spu_unwind_word_mode): New function.
10916 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
10917 (TARGET_UNWIND_WORD_MODE): Define.
10918 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
10920 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10922 * config/spu/spu.c (reg_align): Remove.
10923 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
10924 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
10925 (spu_split_store): Likewise.
10927 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
10929 * gcc/tree-vn.c: Fix typo in comment.
10931 2008-06-18 Jan Hubicka <jh@suse.cz>
10933 * cgraphunit.c (cgraph_optimize): Output debug info when doing
10934 toplevel reorder too.
10936 2008-06-18 Jan Hubicka <jh@suse.cz>
10938 * c-opts.c (c_common_post_options): PCH is not compatible with
10940 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
10941 -fno-toplevel-reorder by default now.
10943 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10945 PR documentation/30739
10946 * doc/install.texi (Prerequisites): Document dependency on awk.
10948 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
10949 Ian Lance Taylor <iant@google.com>
10951 PR rtl-optimization/35604
10952 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
10953 only want to change jump destinations, not eventual label comparisons.
10955 2008-06-16 Jan Hubicka <jh@suse.cz>
10957 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
10959 (cgraph_analyze_function): Likewise.
10961 2008-06-16 Jan Hubicka <jh@suse.cz>
10963 * cgraph.h (cgraph_mark_if_needed): New function.
10964 * cgraphunit.c (cgraph_mark_if_needed): New function.
10965 * c-decl.c (duplicate_decl): Use it.
10967 2008-06-16 Jan Hubicka <jh@suse.cz>
10969 * cgraph.c (cgraph_add_new_function): When in expansion state, do
10972 2008-06-16 Jan Hubicka <jh@suse.cz>
10974 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
10976 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
10977 Kazu Hirata <kazu@codesourcery.com>
10978 Maxim Kuvyrkov <maxim@codesourcery.com
10980 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
10981 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
10982 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
10983 EXTRA_SPEC_FUNCTIONS.
10984 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
10985 (DRIVER_SELF_SPECS): Adjust.
10986 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
10987 * config/mips/st.h, config/mips/t-st: New.
10988 * config/mips/driver-native.c, config/mips/x-native: New.
10989 * doc/invoke.texi (MIPS): Document 'native' value for -march and
10992 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10994 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
10996 (ISA_HAS_FP_CONDMOVE): New macro.
10997 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
10998 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
10999 (ISA_HAS_NMADD3_NMSUB3): New macro.
11000 * config/mips/mips.c (mips_rtx_costs): Update.
11001 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11002 compiling for ST Loongson 2E/2F.
11003 (madd<mode>): Rename to madd4<mode>. Update.
11004 (madd3<mode>): New pattern.
11005 (msub<mode>): Rename to msub4<mode>. Update.
11006 (msub3<mode>): New pattern.
11007 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11008 (nmadd3<mode>): New pattern.
11009 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11010 (nmadd3<mode>_fastmath): New pattern.
11011 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11012 (nmsub3<mode>): New pattern.
11013 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11014 (nmsub3<mode>_fastmath): New pattern.
11015 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11017 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11019 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11020 (DF_REF_INSN_INFO): New.
11021 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11022 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11023 with a NULL DF_REF_INSN_INFO.
11024 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11026 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11027 DF_INSN_INFO_EQ_USES): New.
11028 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11029 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11030 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11031 * df-core.c: Update comment for above changes.
11032 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11033 DF_INSN_UID_* macros.
11034 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11035 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11036 insn rtx. Update all callers.
11037 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11038 df_ref_create_structure, df_insn_refs_collect): Likewise.
11039 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11040 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11041 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11042 macros to access the insn refs.
11043 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11044 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11045 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11046 for accessing the refs.
11047 (try_fwprop_subst): Likewise.
11048 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11049 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11050 for accessing the refs.
11051 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11052 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11053 to look at the insn refs.
11054 (record_uses): Likewise.
11055 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11057 (mark_artificial_uses): Don't mark_insn for artificial refs.
11058 (mark_reg_rependencies): Likewise.
11060 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11062 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11064 * configure: Regenerate.
11066 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11068 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11069 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11070 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11072 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11074 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11075 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11076 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11078 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11080 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11081 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11082 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11084 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11086 * tree-ssa-sccvn.c: Fix format of comments.
11088 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11090 * cgraph.c: Remove unneeded forward declarations of eq_node()
11093 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11095 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11097 (see_update_relevancy): Likewise.
11098 * fwprop.c (try_fwprop_subst): Likewise.
11099 * rtlanal.c (noop_move_p): Likewise.
11100 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11101 notes to non-existing libcall blocks.
11102 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11104 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11105 (dead_libcall_p): Remove.
11106 (delete_trivially_dead_insns): Don't use it.
11107 * web.c (union_defs): Remove comment about keeping nops.
11108 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11109 (compute_hash_table_work): Don't track libcall notes.
11110 (do_local_cprop): Don't take libcall pointers. Don't update
11112 (adjust_libcall_notes): Deleted.
11113 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11114 ever have existed in the first place).
11115 (replace_store_insn): Don't try to remove libcall notes.
11116 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11117 (resolve_reg_notes): Don't call them.
11118 (resolve_simple_move): Likewise.
11119 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11120 Don't remove REG_RETVAL notes.
11121 * emit-rtl.c (try_split): Don't update libcall notes.
11122 (emit_copy_of_insn_after): Dito.
11123 * cselib.c (cselib_current_insn_in_libcall): Remove.
11124 (cselib_process_insn): Don't set/clear it.
11125 (new_elt_loc_list): Don't record it.
11126 (cselib_init): Don't initialize it.
11127 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11128 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11130 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11131 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11132 (init_deps): Don't initialize it.
11133 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11134 * combine.c (delete_noop_moves): Don't update libcall notes.
11135 (can_combine_p): Remove now pointless #if 0 block.
11136 (try_combine): Remove another obsolete #if 0 block.
11137 (distribute_notes): Don't distribute libcall notes.
11138 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11139 * dce.c (libcall_dead_p): Remove.
11140 (delete_unmarked_insns): Don't handle libcall blocks.
11141 (preserve_libcall_for_dce): Remove.
11142 (prescan_insns_for_dce): Don't special-case libcall block insns.
11143 * reload1 (reload): Don't handle libcall notes.
11144 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11147 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11149 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11150 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11151 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11153 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11155 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11156 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11157 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11159 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11161 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
11163 2008-06-16 Ira Rosen <irar@il.ibm.com>
11165 PR tree-optimization/36493
11166 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
11167 the arguments list. Use VECTYPE to create vector pointer.
11168 (vectorizable_store): Fail if accesses through a pointer to vectype
11169 do not alias the original memory reference operands.
11170 Call vect_create_data_ref_ptr without the removed argument.
11171 (vectorizable_load): Likewise.
11172 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
11175 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
11178 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
11179 reg_equiv_constant.
11181 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11183 * config/mips/loongson2ef.md: New file.
11184 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
11185 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
11186 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
11187 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
11188 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
11190 (loongson2ef.md): New include.
11191 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
11192 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
11193 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
11194 (loongson_gt_<mode>, loongson_extract_halfword)
11195 (loongson_insert_halfword_0, loongson_insert_halfword_2)
11196 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
11197 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
11198 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
11199 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
11200 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
11201 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
11202 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
11203 (vec_interleave_low<mode>): Define type attribute.
11204 * config/mips/mips.c (mips_ls2): New static variable.
11205 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
11206 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
11207 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
11208 Implement target scheduling hooks.
11209 (mips_multipass_dfa_lookahead): Update to handle tuning for
11211 (mips_sched_init): Initialize data for Loongson scheduling.
11212 (mips_ls2_variable_issue): New static function.
11213 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
11215 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
11216 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
11217 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
11218 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
11219 Handle ST Loongson 2E/2F cores.
11220 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
11222 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11224 * omp-low.c (extract_omp_for_data): Fix comment typo.
11227 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11229 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
11230 FIXME note about gcc/config.guess.
11231 * doc/options.texi (Option file format): Remove non-ASCII bytes.
11232 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
11233 * doc/cppopts.texi: Likewise.
11234 * doc/extend.texi: Likewise.
11235 * doc/gcc.texi: Likewise.
11236 * doc/gccint.texi: Likewise.
11237 * doc/gcov.texi: Likewise.
11238 * doc/gty.texi: Likewise.
11239 * doc/hostconfig.texi: Likewise.
11240 * doc/install.texi: Likewise.
11241 * doc/invoke.texi: Likewise.
11242 * doc/loop.texi: Likewise.
11243 * doc/makefile.texi: Likewise.
11244 * doc/md.texi: Likewise.
11245 * doc/passes.texi: Likewise.
11246 * doc/tm.texi: Likewise.
11247 * doc/tree-ssa.texi: Likewise.
11248 * doc/trouble.texi: Likewise.
11250 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
11251 Nathan Sidwell <nathan@codesourcery.com>
11252 Maxim Kuvyrkov <maxim@codesourcery.com>
11253 Richard Sandiford <rdsandiford@googlemail.com>
11255 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
11256 * config/mips/mips-protos.h (mips_expand_vector_init): New.
11257 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
11259 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
11260 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
11261 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
11263 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
11264 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
11265 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
11266 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
11267 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
11268 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
11269 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
11270 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
11271 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
11272 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
11273 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
11274 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
11275 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
11276 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
11277 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
11278 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
11279 (mips_builtins): Add Loongson builtins.
11280 (mips_loongson_2ef_bdesc): New.
11281 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
11282 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
11283 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
11284 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
11286 (mips_expand_vector_init): New.
11287 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
11288 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
11290 * config/mips/mips.md: Add unspec numbers for Loongson
11291 builtins. Include loongson.md.
11292 (MOVE64): Include Loongson vector modes.
11293 (SPLITF): Include Loongson vector modes.
11294 (HALFMODE): Handle Loongson vector modes.
11295 * config/mips/loongson.md: New.
11296 * config/mips/loongson.h: New.
11297 * config.gcc: Add loongson.h header for mips*-*-* targets.
11298 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
11300 2008-06-14 Joseph Myers <joseph@codesourcery.com>
11302 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
11303 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
11304 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
11305 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
11306 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
11307 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
11308 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
11309 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
11310 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
11311 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
11312 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
11313 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
11314 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
11315 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
11316 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
11317 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
11318 Remove use_fixproto=yes.
11319 (ia64*-*-hpux*): Remove comment about using fixproto.
11320 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
11322 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11324 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
11326 * configure: Regenerate.
11328 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
11330 PR middle-end/36520
11331 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
11332 before evaluating it.
11334 2008-06-13 Jakub Jelinek <jakub@redhat.com>
11337 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
11338 nested inline functions.
11339 (start_decl, start_function): Don't invert DECL_EXTERNAL
11340 for nested inline functions.
11342 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11344 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
11345 splits that must be made for correctness.
11347 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11349 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
11350 (AVAIL_NON_MIPS16): Likewise.
11351 (mips_builtin_description): Replace target_flags with a predicate.
11352 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
11353 (dspr2_32): New availability predicates.
11354 (MIPS_BUILTIN): New macro.
11355 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
11356 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
11357 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
11358 Replace the TARGET_FLAGS parameters with AVAIL parameters.
11359 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
11360 (mips_dsp_32only_bdesc): Merge into...
11361 (mips_builtins): ...this new array.
11362 (mips_bdesc_map, mips_bdesc_arrays): Delete.
11363 (mips_init_builtins): Update after above changes.
11364 (mips_expand_builtin_1): Merge into...
11365 (mips_expand_builtin): ...here and update after above changes.
11367 2008-06-12 Paul Brook <paul@codesourcery.com>
11369 * longlong.h (__arm__): Define count_leading_zeros.
11370 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
11371 (clzsi2, clzdi2): New functions.
11372 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
11373 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
11374 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
11375 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
11376 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
11377 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
11378 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
11379 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
11380 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
11381 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
11383 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
11385 * config/m68k/m68k.c (m68k_tune_flags): New.
11386 (override_options): Compute m68k_tune_flags.
11387 (MULL_COST, MULW_COST): Update for various variants of CFV2.
11388 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
11390 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11392 PR middle-end/36506
11393 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
11395 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11397 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
11398 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
11400 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11402 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
11403 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
11405 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11407 PR middle-end/36506
11408 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
11411 2008-06-12 Richard Guenther <rguenther@suse.de>
11413 PR tree-optimization/36345
11414 * tree-flow.h (struct ptr_info_def): Align escape_mask,
11415 add memory_tag_needed flag.
11416 (may_alias_p): Declare.
11417 * tree-ssa-alias.c (may_alias_p): Export.
11418 (set_initial_properties): Use memory_tag_needed flag.
11419 (update_reference_counts): Likewise.
11420 (reset_alias_info): Reset memory_tag_needed flag.
11421 (create_name_tags): Check memory_tag_needed flag.
11422 (dump_points_to_info_for): Dump it.
11423 * tree-ssa-structalias.c (struct variable_info): Remove
11424 directly_dereferenced flag.
11425 (new_var_info): Do not initialize it.
11426 (process_constraint_1): Do not set it.
11427 (update_alias_info): Set is_dereferenced flag.
11428 (set_uids_in_ptset): Use may_alias_p.
11429 (set_used_smts): Check memory_tag_needed flag.
11430 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
11431 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
11432 memory_tag_needed flag.
11433 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
11434 from broken design.
11436 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
11438 * config/i386/i386.c (ix86_compute_frame_layout): Disable
11439 red zone for w64 abi.
11440 (ix86_expand_prologue): Likewise.
11441 (ix86_force_to_memory): Likewise.
11442 (ix86_free_from_memory): Likewise.
11444 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
11447 * config/rs6000/rs6000.c (rs6000_override_options): Set
11448 rs6000_isel conditionally to the absence of comand line override.
11449 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11450 Remove duplicate rs6000_isel setting.
11451 * config/rs6000/eabispe.h: Ditto.
11453 2008-06-11 Richard Guenther <rguenther@suse.de>
11455 * alias.c (get_alias_set): Use the element alias-set for arrays.
11456 (record_component_aliases): For arrays and vectors do nothing.
11457 * c-common.c (strict_aliasing_warning): Handle the cases
11458 of alias set zero explicitly.
11459 * Makefile.in (dfp.o-warn): Add -Wno-error.
11461 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11463 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
11465 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
11466 tune_32 tune_64 to supported_defaults. Allow values not
11467 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
11468 x86_64. Do not override cpu_32 or cpu_64 values from target name.
11469 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
11470 with_cpu_64 to generic for 64-bit-supporting configurations, not
11471 with_cpu. Remove FIXMEs.
11472 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
11473 --with-arch-64, --with-tune-32, --with-tune-64): Document.
11474 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
11475 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
11476 arch_32 and arch_64.
11478 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
11479 Olivier Hainque <hainque@adacore.com>
11481 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
11482 Use DECL_SIZE_UNIT to retrieve the size of the field.
11484 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11486 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
11487 with function calls after declarations. Lay out
11488 neon_float_type_node before further use.
11490 2008-06-11 Richard Guenther <rguenther@suse.de>
11492 * tree-flow.h (may_point_to_global_var): Declare.
11493 * tree-ssa-alias.c (may_point_to_global_var): New function.
11494 * tree-ssa-sink.c (is_hidden_global_store): Use it.
11496 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
11498 * configure.ac: Teach that fido supports .debug_line.
11499 * configure: Regenerate.
11501 2008-06-10 Tom Tromey <tromey@redhat.com>
11503 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
11506 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11508 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
11509 (encode_decimal64, decode_decimal64, encode_decimal128,
11510 decode_decimal128): Reverse order of 32-bit parts of value if host
11511 and target endianness differ.
11513 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
11515 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
11516 Avoid division by 0.
11517 (tree_mod_pow2_value_transform): Likewise.
11518 (tree_ic_transform): Likewise.
11519 (tree_stringops_transform): Likewise.
11520 (tree_mod_subtract_transform): Likewise.
11521 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
11522 (copy_edges_for_bb): Likewise.
11523 (initialize_cfun): Likewise.
11525 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11527 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
11528 nonmemory_operand. Add "N" operand constraint.
11530 (*jcc_btdi_mask_rex64): New instruction and split pattern.
11531 (*jcc_btsi_mask): Ditto.
11532 (*jcc_btsi_mask_1): Ditto.
11534 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11536 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
11537 TYPE_CANONICAL for copied element type.
11539 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11542 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
11543 Add m_CORE2 and m_GENERIC.
11544 * config/i386/predicates.md (bt_comparison_operator): New predicate.
11545 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
11547 (*jcc_btdi_rex64): New instruction and split pattern.
11548 (*jcc_btsi): Ditto.
11549 (*jcc_btsi_1): Ditto.
11550 (*btsq): Fix Intel asm dialect operand order.
11554 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
11556 PR middle-end/36447
11557 * simplify-rtx.c (simplify_subreg): Add check for shift count
11560 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
11562 * doc/md.texi: Synchronize with later constraints.md change.
11563 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
11564 with a C implementation.
11565 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
11567 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
11568 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
11569 when moving to and from MD_REGNUM.
11570 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
11571 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
11572 Handle byte and halfword moves.
11573 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
11575 * config/mips/constraints.md (h): Turn into NO_REGS.
11576 (l, x): Update documentation.
11577 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
11578 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
11579 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
11580 (HILO): New mode iterator.
11582 (any_div): New code iterator.
11583 (u): Extend code attribute to div and udiv.
11584 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
11585 d_operand in the splitters. Remove redundant CONST_INT checks.
11586 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
11587 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
11588 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
11589 accordingly, using normal moves instead of unspecs to move LO into
11590 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
11591 (<u>mulsidi3): Handle expansion in C code.
11592 (<u>mulsidi3_32bit_internal): Rename to...
11593 (<u>mulsidi3_32bit): ...this.
11594 (<u>mulsidi3_32bit_r4000): Fix insn separator.
11595 (*<u>mulsidi3_64bit): Rename to...
11596 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
11597 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
11598 to set LO and HI to the multiplication result. Use a normal move
11599 for MFLO and an unspec for MFHI.
11600 (*<u>mulsidi3_64bit_parts): Replace with...
11601 (<u>mulsidi3_64bit_hilo): ...this new instruction.
11602 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
11603 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
11604 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
11605 instead of HI. Split the instruction into a separate multiplication
11606 and MFHI if !TARGET_FIX_R4000.
11607 (<su>muldi3_highpart): Likewise.
11608 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
11609 and the "=h" clobber.
11610 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
11611 (<u>mulditi3): New expander.
11612 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
11613 (madsi): Remove "=h" clobber.
11614 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
11615 Force the modulus result to be a GPR and split the instruction into
11616 a division followed by an MFHI after reload.
11617 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
11618 (*lea_high64): Use d_operand in the define_peephole2. Likewise
11619 the MIPS16 HIGH define_split.
11620 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
11621 of acc<->gpr moves to "multi".
11622 (*movdi_64bit): Replace the single "x" alternative with
11623 alternatives for moving into and out of "a".
11624 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
11625 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
11626 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
11627 Use d_operand in the splitters. Remove redundant CONST_INT checks.
11628 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
11629 (movti): New expander.
11630 (*movti, *movti_mips16): New insns.
11631 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
11632 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
11633 (mthi<GPR:mode>_<HILO:mode>): Likewise.
11634 * config/mips/predicates.md (fpr_operand): Delete.
11635 (d_operand): New predicate.
11637 2008-06-09 Michael Meissner <michael.meissner@amd.com>
11639 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
11640 failure on some Bourne shells.
11641 (x86_64-*-*): Ditto.
11643 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
11645 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
11647 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
11649 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
11650 (sparc-sun-solaris2*): Likewise.
11652 2008-06-09 Arnaud Charlet <charlet@adacore.com
11654 * doc/install.texi: Update requirements to build the Ada compiler.
11656 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
11658 * df-scan.c (struct df_scan_problem_data): Remove the
11659 mw_link_pool alloc pool.
11660 (df_scan_free_internal): Don't free it.
11661 (df_scan_alloc): Don't allocate it.
11662 * df.h (struct df_link): Update comment.
11664 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
11666 * except.h: Correct checks for when SJLJ exceptions must be used.
11668 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11670 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
11673 2008-06-08 Joseph Myers <joseph@codesourcery.com>
11675 PR tree-optimization/36218
11676 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
11677 configure for the build system.
11678 (BUILD_LDFLAGS): Define.
11679 * configure: Regenerate.
11680 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
11682 2008-07-08 Anatoly Sokolov <aesok@post.ru>
11685 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
11686 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
11687 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
11689 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
11691 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
11693 2008-06-07 Joseph Myers <joseph@codesourcery.com>
11695 * config.gcc (Obsolete configurations): Remove list of
11697 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
11698 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
11699 targets matched by those patterns.
11700 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
11701 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
11702 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
11703 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
11704 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11705 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
11706 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
11707 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
11708 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
11709 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
11710 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
11711 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
11712 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
11713 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
11714 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
11715 Make code for Solaris 7 and greater unconditional for Solaris.
11716 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
11717 Remove --with-* handling.
11718 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
11719 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
11720 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
11721 LINK_OS_WINDISS_SPEC): Remove.
11722 * config/rs6000/sysv4.opt (mwindiss): Remove.
11723 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
11724 * configure: Regenerate.
11725 * doc/cpp.texi: Don't mention BeOS.
11726 * doc/extend.texi (interrupt): Don't mention MS1.
11727 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
11728 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
11729 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
11730 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
11731 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
11733 * doc/invoke.texi (MT Options): Remove.
11734 (-mwindiss): Remove.
11735 (CRIS Options): Remove cris-axis-aout references.
11736 (HPPA Options): Don't mention hppa1.1-*-pro.
11737 * doc/md.texi: (MorphoTech family): Remove.
11738 * libgcc2.c: Don't handle UWIN.
11739 * config/alpha/t-unicosmk: Remove.
11740 * config/alpha/unicosmk.h: Remove.
11741 * config/arm/kaos-arm.h: Remove.
11742 * config/arm/kaos-strongarm.h: Remove.
11743 * config/arm/strongarm-coff.h: Remove.
11744 * config/arm/strongarm-elf.h: Remove.
11745 * config/arm/strongarm-pe.h: Remove.
11746 * config/arm/t-strongarm-pe: Remove.
11747 * config/arm/t-xscale-coff: Remove.
11748 * config/arm/t-xscale-elf: Remove.
11749 * config/arm/xscale-coff.h: Remove.
11750 * config/arm/xscale-elf.h: Remove.
11751 * config/chorus.h: Remove.
11752 * config/cris/aout.h: Remove.
11753 * config/cris/aout.opt: Remove.
11754 * config/cris/t-aout: Remove.
11755 * config/i386/beos-elf.h: Remove.
11756 * config/i386/kaos-i386.h: Remove.
11757 * config/i386/ptx4-i.h: Remove.
11758 * config/i386/sco5.h: Remove.
11759 * config/i386/sco5.opt: Remove.
11760 * config/i386/sysv4-cpp.h: Remove.
11761 * config/i386/sysv5.h: Remove.
11762 * config/i386/t-beos: Remove.
11763 * config/i386/t-sco5: Remove.
11764 * config/i386/t-uwin: Remove.
11765 * config/i386/uwin.asm: Remove.
11766 * config/i386/uwin.h: Remove.
11767 * config/kaos.h: Remove.
11768 * config/mips/windiss.h: Remove.
11769 * config/mt: Remove directory.
11770 * config/pa/pa-osf.h: Remove.
11771 * config/pa/pa-pro-end.h: Remove.
11772 * config/pa/t-pro: Remove.
11773 * config/ptx4.h: Remove.
11774 * config/rs6000/beos.h: Remove.
11775 * config/rs6000/kaos-ppc.h: Remove.
11776 * config/rs6000/t-beos: Remove.
11777 * config/rs6000/windiss.h: Remove.
11778 * config/sh/kaos-sh.h: Remove.
11779 * config/sol2-6.h: Remove.
11780 * config/sparc/sol26-sld.h: Remove.
11781 * config/sparc/sysv4-only.h: Remove.
11782 * config/vax/bsd.h: Remove.
11783 * config/vax/t-memfuncs: Remove.
11784 * config/vax/ultrix.h: Remove.
11785 * config/vax/vaxv.h: Remove.
11786 * config/windiss.h: Remove.
11788 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11790 PR rtl-optimization/36438
11791 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
11792 for vector shifts with constant scalar shift operands.
11794 2008-06-06 Sandip Matte <sandip@rmicorp.com>
11796 * doc/invoke.texi: Document -march=xlr.
11797 * config/mips/xlr.md: New file.
11798 * config/mips/mips.md: Include it.
11800 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
11801 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
11802 (mips_rtx_cost_data): Likewise.
11804 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
11806 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
11807 PRE_INC and PRE_DEC cases.
11809 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11811 PR rtl-optimization/36419
11812 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
11813 the emitting jump insn.
11816 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
11817 is not bool, boolify the whole *expr_p and convert to the desired type.
11819 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11821 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
11822 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
11823 Add omp_private_outer_ref hook, add another argument to
11824 omp_clause_default_ctor hook.
11825 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
11826 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
11827 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
11828 hook_tree_tree_tree_tree_null.
11829 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
11830 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
11831 * hooks.c (hook_tree_tree_tree_tree_null): New function.
11832 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
11833 * tree.def (OMP_TASK): New tree code.
11834 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
11835 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
11836 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
11837 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
11838 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
11839 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
11840 OMP_CLAUSE_COLLAPSE_EXPR): Define.
11841 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11842 (OMP_DIRECTIVE_P): Add OMP_TASK.
11843 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
11844 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
11845 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
11846 and OMP_CLAUSE_UNTIED entries.
11847 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
11849 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11850 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
11851 * tree-pretty-print.c (dump_omp_clause): Handle
11852 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
11853 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11854 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
11855 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
11856 warning about unsigned iterators. Change decl/init/cond/incr
11857 arguments to TREE_VECs, check arguments for all collapsed loops.
11858 (c_finish_omp_taskwait): New function.
11859 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
11861 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
11862 default_function_array_conversion on init. Add par_clauses argument.
11863 If decl is present in parallel's lastprivate clause, change it to
11864 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
11865 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
11866 collapse count in clauses.
11867 (c_parser_omp_for, c_parser_omp_parallel): Adjust
11868 c_parser_omp_for_loop callers.
11869 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
11870 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
11871 (c_parser_omp_clause_name): Handle collapse and untied clauses.
11872 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
11874 (c_parser_omp_clause_schedule): Handle schedule(auto).
11875 Include correct location in the error message.
11876 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
11877 and PRAGMA_OMP_CLAUSE_UNTIED.
11878 (OMP_TASK_CLAUSE_MASK): Define.
11879 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
11880 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
11881 * tree-nested.c (convert_nonlocal_omp_clauses,
11882 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
11883 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
11884 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11885 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
11887 (conver_nonlocal_reference, convert_local_reference,
11888 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
11889 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
11890 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
11891 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
11892 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
11893 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
11894 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
11895 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
11896 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11898 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
11899 * c-common.h (c_finish_omp_taskwait): New prototype.
11900 * gimple-low.c (lower_stmt): Handle OMP_TASK.
11901 * tree-parloops.c (create_parallel_loop): Create 1 entry
11902 vectors for OMP_FOR_{INIT,COND,INCR}.
11903 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
11904 (make_edges): Handle OMP_TASK.
11905 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
11906 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11907 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
11908 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
11909 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
11910 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11911 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11912 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
11913 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
11914 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
11915 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
11916 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
11917 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
11918 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
11919 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
11920 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
11921 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
11922 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
11923 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
11924 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
11925 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
11926 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
11927 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
11928 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
11929 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
11930 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
11931 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
11932 original iterator is present in lastprivate clause or if
11933 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
11934 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11935 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
11936 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
11937 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
11938 if it is set, lookup var in outer contexts too. Handle
11939 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
11940 to be implicitly determined firstprivate for task regions.
11941 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
11942 if it is set, lookup var in outer contexts too. Set
11943 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
11944 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
11945 OMP_CLAUSE_UNTIED. Take region_type as last argument
11946 instead of in_parallel and in_combined_parallel.
11947 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
11949 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
11950 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
11951 (new_omp_context): Set default_kind to
11952 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
11953 (omp_region_type): New enum.
11954 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
11955 fields, add region_type.
11956 (new_omp_context): Take region_type as argument instead of is_parallel
11957 and is_combined_parallel.
11958 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
11959 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
11960 ctx->is_combined_parallel checks.
11961 (gimplify_omp_task): New function.
11962 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11964 * omp-low.c (extract_omp_for_data): Use schedule(static)
11965 for schedule(auto). Handle pointer and unsigned iterators.
11966 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
11967 Add loops argument. Extract data for collapsed OMP_FOR loops.
11968 (expand_parallel_call): Assert sched_kind isn't auto,
11969 map runtime schedule to index 3.
11970 (struct omp_for_data_loop): New type.
11971 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
11972 Add loop, loops, collapse and iter_type fields.
11973 (workshare_safe_to_combine_p): Disallow combined for if
11974 iter_type is unsigned long long. Don't combine collapse > 1 loops
11975 unless all bounds and steps are constant. Adjust extract_omp_for_data
11977 (expand_omp_for_generic): Handle pointer, unsigned and long long
11978 iterators. Handle collapsed OMP_FOR loops. Adjust
11979 for struct omp_for_data changes. If libgomp function doesn't return
11980 boolean_type_node, add comparison of the return value with 0.
11981 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
11982 pointer, unsigned and long long iterators. Adjust for struct
11983 omp_for_data changes.
11984 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
11985 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
11986 unsigned long long. Allocate loops array, pass it to
11987 extract_omp_for_data. For collapse > 1 loops use always
11988 expand_omp_for_generic.
11989 (omp_context): Add sfield_map and srecord_type fields.
11990 (is_task_ctx, lookup_sfield): New functions.
11991 (use_pointer_for_field): Use is_task_ctx helper. Change first
11992 argument's type from const_tree to tree. Clarify comment.
11993 In OMP_TASK disallow copy-in/out sharing.
11994 (build_sender_ref): Call lookup_sfield instead of lookup_field.
11995 (install_var_field): Add mask argument. Populate both record_type
11996 and srecord_type if needed.
11997 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
11999 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12000 and DECL_FIELD_OFFSET.
12001 (scan_sharing_clauses): Adjust install_var_field callers. For
12002 firstprivate clauses on explicit tasks allocate the var by value in
12003 record_type unconditionally, rather than by reference.
12004 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12005 Use is_taskreg_ctx instead of is_parallel_ctx.
12006 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12007 (create_omp_child_function_name): Add task_copy argument, use
12008 *_omp_cpyfn* names if it is true.
12009 (create_omp_child_function): Add task_copy argument, if true create
12010 *_omp_cpyfn* helper function.
12011 (scan_omp_parallel): Adjust create_omp_child_function callers.
12012 Rename parallel_nesting_level to taskreg_nesting_level.
12013 (scan_omp_task): New function.
12014 (lower_rec_input_clauses): Don't run constructors for firstprivate
12015 explicit task vars which are initialized by *_omp_cpyfn*.
12016 Pass outer var ref to omp_clause_default_ctor hook if
12017 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12018 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12019 OMP_CLAUSE_REDUCTION_INIT.
12020 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12021 avoid duplicate setting of fields. Handle
12022 OMP_CLAUSE_PRIVATE_OUTER_REF.
12023 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12024 copy-out if TREE_READONLY, only copy-in.
12025 (expand_task_copyfn): New function.
12026 (expand_task_call): New function.
12027 (struct omp_taskcopy_context): New type.
12028 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12030 (lower_omp_parallel): Rename to...
12031 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12032 Call create_task_copyfn if srecord_type is needed. Adjust
12034 (task_shared_vars): New variable.
12035 (check_omp_nesting_restrictions): Warn if work-sharing,
12036 barrier, master or ordered region is closely nested inside OMP_TASK.
12037 Add warnings for barrier if closely nested inside of work-sharing,
12038 ordered, or master region.
12039 (scan_omp_1): Call check_omp_nesting_restrictions even for
12040 GOMP_barrier calls. Rename parallel_nesting_level to
12041 taskreg_nesting_level. Handle OMP_TASK.
12042 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12043 work-sharing construct, continue looking for them on parent parallel
12045 (lower_omp_for_lastprivate): Add lastprivate clauses
12046 to the beginning of dlist rather than end. Adjust for struct
12047 omp_for_data changes.
12048 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12049 not after it. Handle collapsed OMP_FOR loops, adjust for
12050 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12051 (get_ws_args_for): Adjust extract_omp_for_data caller.
12052 (scan_omp_for): Handle collapsed OMP_FOR
12053 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12054 (lower_omp_single_simple): If libgomp function doesn't return
12055 boolean_type_node, add comparison of the return value with 0.
12056 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12057 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12058 (parallel_nesting_level): Rename to...
12059 (taskreg_nesting_level): ... this.
12060 (is_taskreg_ctx): New function.
12061 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12062 of is_parallel_ctx.
12063 (execute_lower_omp): Rename parallel_nesting_level to
12064 taskreg_nesting_level.
12065 (expand_omp_parallel): Rename to...
12066 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12067 Call omp_task_call for OMP_TASK regions.
12068 (expand_omp): Adjust caller, handle OMP_TASK.
12069 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12071 * bitmap.c (bitmap_default_obstack_depth): New variable.
12072 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12073 if argument is NULL and bitmap_default_obstack is already initialized.
12074 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12076 * matrix-reorg.c (matrix_reorg): Likewise.
12078 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12080 * config/i386/i386.md (*indirect_jump): Macroize using P
12081 mode iterator. Remove !TARGET_64BIT from insn constraints.
12082 (*tablejump_1): Ditto.
12083 (*indirect_jump_rex64): Remove insn pattern.
12084 (*tablejump_1_rex64): Ditto.
12085 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12086 and eh_return_si insn patterns.
12088 2008-06-06 Richard Guenther <rguenther@suse.de>
12090 * tree-ssa-structalias.c (merge_smts_into): Remove.
12091 (find_what_p_points_to): Do not bother to compute the
12092 points-to set for pt_anything pointers.
12093 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12094 for pt_anything pointers is ok.
12096 2008-06-06 Jan Hubicka <jh@suse.cz>
12098 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12100 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12102 * cgraph.c: Fix typos in comments.
12103 (cgraph_availability_names): Fix string typo.
12104 * fold-const.c: Fix typos in comments.
12105 (fold_binary): Fix typo in warning.
12106 * genautomata.c: Fix typos in comments.
12107 (check_presence_pattern_sets): Fix typo in local variable.
12108 (output_description): Fix typo in output.
12109 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12110 * hwint.h: Likewise.
12111 * matrix-reorg.c (check_allocation_function): Likewise.
12112 * omega.c (smooth_weird_equations): Likewise.
12113 * auto-inc-dec.c: Fix typos in comments.
12114 * bb-reorder.c: Likewise.
12115 * builtins.c: Likewise.
12116 * c-common.c: Likewise.
12117 * c-cppbuiltin.c: Likewise.
12118 * c-parser.c: Likewise.
12119 * c-pretty-print.c: Likewise.
12120 * cfgcleanup.c: Likewise.
12121 * cfgexpand.c: Likewise.
12122 * cfghooks.c: Likewise.
12123 * cfglayout.c: Likewise.
12124 * cfgloopmanip.c: Likewise.
12125 * cgraphunit.c: Likewise.
12126 * coverage.c: Likewise.
12127 * dbxout.c: Likewise.
12128 * df-byte-scan.c: Likewise.
12129 * df-core.c: Likewise.
12130 * df-problems.c: Likewise.
12131 * df-scan.c: Likewise.
12133 * dominance.c: Likewise.
12134 * domwalk.c: Likewise.
12136 * dwarf2out.c: Likewise.
12137 * emit-rtl.c: Likewise.
12138 * et-forest.c: Likewise.
12139 * function.c: Likewise.
12140 * function.h: Likewise.
12142 * gcov-io.c: Likewise.
12143 * gcov.c: Likewise.
12144 * gcse.c: Likewise.
12145 * genattrtab.c: Likewise.
12146 * ggc-page.c: Likewise.
12147 * gimplify.c: Likewise.
12148 * gthr-lynx.h: Likewise.
12149 * haifa-sched.c: Likewise.
12150 * ipa-cp.c: Likewise.
12151 * ipa-inline.c: Likewise.
12152 * ipa-prop.h: Likewise.
12153 * ipa-pure-const.c: Likewise.
12154 * ipa-struct-reorg.c: Likewise.
12155 * ipa-struct-reorg.h: Likewise.
12156 * ipa-type-escape.c: Likewise.
12158 * loop-doloop.c: Likewise.
12159 * mips-tfile.c: Likewise.
12160 * mkmap-flat.awk: Likewise.
12161 * mkmap-symver.awk: Likewise.
12162 * modulo-sched.c: Likewise.
12163 * omp-low.c: Likewise.
12164 * optabs.c: Likewise.
12165 * optabs.h: Likewise.
12166 * opts.c: Likewise.
12167 * passes.c: Likewise.
12168 * postreload-gcse.c: Likewise.
12169 * postreload.c: Likewise.
12170 * predict.c: Likewise.
12171 * pretty-print.h: Likewise.
12172 * profile.c: Likewise.
12173 * protoize.c: Likewise.
12174 * ra-conflict.c: Likewise.
12175 * real.c: Likewise.
12176 * recog.c: Likewise.
12177 * regclass.c: Likewise.
12178 * regs.h: Likewise.
12179 * reload.c: Likewise.
12180 * rtl-error.c: Likewise.
12181 * rtlanal.c: Likewise.
12182 * scan.h: Likewise.
12183 * sched-rgn.c: Likewise.
12185 * stmt.c: Likewise.
12186 * target.h: Likewise.
12187 * tree-dfa.c: Likewise.
12188 * tree-eh.c: Likewise.
12189 * tree-flow-inline.h: Likewise.
12190 * tree-inline.c: Likewise.
12191 * tree-into-ssa.c: Likewise.
12192 * tree-loop-distribution.c: Likewise.
12193 * tree-nested.c: Likewise.
12194 * tree-parloops.c: Likewise.
12195 * tree-pass.h: Likewise.
12196 * tree-pretty-print.c: Likewise.
12197 * tree-profile.c: Likewise.
12198 * tree-scalar-evolution.c: Likewise.
12199 * tree-sra.c: Likewise.
12200 * tree-ssa-alias-warnings.c: Likewise.
12201 * tree-ssa-ccp.c: Likewise.
12202 * tree-ssa-coalesce.c: Likewise.
12203 * tree-ssa-dom.c: Likewise.
12204 * tree-ssa-dse.c: Likewise.
12205 * tree-ssa-forwprop.c: Likewise.
12206 * tree-ssa-live.c: Likewise.
12207 * tree-ssa-live.h: Likewise.
12208 * tree-ssa-loop-im.c: Likewise.
12209 * tree-ssa-loop-ivopts.c: Likewise.
12210 * tree-ssa-loop-niter.c: Likewise.
12211 * tree-ssa-loop-prefetch.c: Likewise.
12212 * tree-ssa-phiopt.c: Likewise.
12213 * tree-ssa-phiprop.c: Likewise.
12214 * tree-ssa-sccvn.c: Likewise.
12215 * tree-ssa-ter.c: Likewise.
12216 * tree-ssa-threadupdate.c: Likewise.
12217 * tree-ssa.c: Likewise.
12218 * tree-vect-analyze.c: Likewise.
12219 * tree-vect-transform.c: Likewise.
12220 * tree-vectorizer.c: Likewise.
12221 * tree-vn.c: Likewise.
12222 * tree-vrp.c: Likewise.
12223 * tree.c: Likewise.
12224 * tree.def: Likewise.
12225 * tree.h: Likewise.
12226 * unwind-dw2-fde.c: Likewise.
12227 * unwind.inc: Likewise.
12228 * value-prof.c: Likewise.
12229 * vmsdbgout.c: Likewise.
12231 2008-06-05 David Edelsohn <edelsohn@gnu.org>
12233 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
12234 always place FP constants in the TOC for TARGET_POWERPC64.
12235 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
12237 2008-06-05 Joseph Myers <joseph@codesourcery.com>
12239 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
12240 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
12241 enable for TARGET_E500_DOUBLE.
12242 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
12243 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
12244 floating-point modes like integer modes for E500 double.
12245 (rs6000_legitimate_offset_address_p): Likewise.
12246 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
12247 addressing for DDmode for E500 double.
12248 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
12249 modes as using 64-bits of registers for E500 double.
12250 (spe_build_register_parallel): Do not handle DDmode or TDmode.
12251 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
12252 specially for E500 double.
12253 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
12254 TDmode for E500 double.
12255 (rs6000_gimplify_va_arg): Only handle SDmode in registers
12256 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
12257 (rs6000_split_multireg_move): Do not handle TDmode specially for
12259 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
12260 using 64-bit registers for E500 double.
12261 (emit_frame_save): Do not handle DDmode specially for E500 double.
12262 (gen_frame_mem_offset): Likewise.
12263 (rs6000_function_value): Do not call spe_build_register_parallel
12264 for DDmode or TDmode.
12265 (rs6000_libcall_value): Likewise.
12266 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
12267 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
12270 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
12272 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
12275 2008-06-04 Junjie Gu <jgu@tensilica.com>
12277 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
12278 comparison for frame pointers.
12280 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12283 * config/avr/avr.h (PUSH_ROUNDING): Remove.
12285 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12288 * builtins.c (expand_builtin_signbit): Don't take lowpart when
12289 register is already smaller or equal to required mode.
12291 2008-06-04 Xinliang David Li <davidxl@google.com>
12293 * tree-call-cdce.c: New file.
12294 (cond_dead_built_in_calls): New static variable.
12295 (input_domain): New struct.
12296 (check_pow): New function.
12297 (check_builtin_call): Ditto.
12298 (check_target_format): Ditto.
12299 (is_call_dce_candidate): Ditto.
12300 (gen_one_condition): Ditto.
12301 (gen_conditions_for_domain): Ditto.
12302 (get_domain): Ditto.
12303 (gen_conditions_for_pow_cst_base): Ditto.
12304 (gen_conditions_for_pow_int_base): Ditto.
12305 (gen_conditions_for_pow): Ditto.
12306 (get_no_error_domain): Ditto.
12307 (gen_shrink_wrap_conditions): Ditto.
12308 (shrink_wrap_one_built_in_call): Ditto.
12309 (shink_wrap_conditional_dead_built_in_calls): Ditto.
12310 (tree_call_cdce): Ditto.
12311 (gate_call_cdce): Ditto.
12312 (pass_call_cdce): New gimple pass.
12313 * passes.c: (init_optimization_passes): New pass.
12314 * tree-pass.h: New pass declaration.
12315 * opts.c (decode_options): New flag setting.
12316 * common.opt: Add -ftree-builtin-call-dce flag.
12317 * Makefile.in: Add new source file.
12318 * tempvar.def: New tv_id.
12319 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
12321 2008-06-04 Richard Guenther <rguenther@suse.de>
12323 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
12324 (is_call_clobbered): Always check var_ann->call_clobbered.
12325 (mark_call_clobbered): Always set var_ann->call_clobbered.
12326 (clear_call_clobbered): Always clear var_ann->call_clobbered.
12327 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
12328 (reset_alias_info): Clear call clobbering info on MTAGs and
12330 (set_pt_anything): Set pt_global_mem.
12331 (create_tag_raw): Adjust comment.
12332 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
12334 2008-06-04 Joseph Myers <joseph@codesourcery.com>
12335 Maxim Kuvyrkov <maxim@codesourcery.com>
12337 * config/m68k/m68k.opt (mxgot): New option.
12338 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
12339 (m68k_output_addr_const_extra): New.
12340 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
12341 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
12342 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
12343 * doc/invoke.texi (M680x0 Options): Document -mxgot.
12345 2008-06-04 Richard Guenther <rguenther@suse.de>
12347 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
12348 negative or non-representable offsets.
12350 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
12352 * config/i386/i386.c (ix86_gen_leave): New.
12353 (ix86_gen_pop1): Likewise.
12354 (ix86_gen_add3): Likewise.
12355 (ix86_gen_sub3): Likewise.
12356 (ix86_gen_sub3_carry): Likewise.
12357 (ix86_gen_one_cmpl2): Likewise.
12358 (ix86_gen_monitor): Likewise.
12359 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
12360 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
12361 ix86_gen_one_cmpl2 and ix86_gen_monitor.
12362 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
12363 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
12364 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
12365 (ix86_expand_epilogue): Updated.
12366 (print_operand): Handle integer register operand for 'z'.
12367 (ix86_expand_strlensi_unroll_1): Likewise.
12368 (ix86_expand_strlen): Likewise.
12369 (ix86_expand_builtin): Likewise.
12370 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
12371 mov{q}/mov{l} and add{q}/add{l}.
12373 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12375 * config/i386/i386.md (P): New mode iterator.
12376 (SFmode push_operand splitter): Macroize DImode and SImode pushes
12377 using P mode iterator.
12378 (DFmode push_operand splitter): Ditto.
12379 (XFmode push_operand splitter): Ditto.
12380 (DFmode float_extend SFmode push_operand splitter): Ditto.
12381 (XFmode float_extend SFmode push_operand splitter): Do not generate
12382 SImode pushes for 64bit target. Macroize Dimode and SImode
12383 pushes using P mode iterator.
12384 (XFmode float_extend DFmode push_operand splitter): Ditto.
12386 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12388 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
12389 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
12390 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
12391 return type to int.
12392 (ix86_call_abi_override): Remove check for call_used_regs.
12394 2008-06-03 Richard Guenther <rguenther@suse.de>
12396 * tree-ssa-structalias.c (find_func_aliases): Add constraints
12397 for the lhs of calls if the return type contains pointers.
12399 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12401 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
12402 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
12403 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
12404 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
12405 of cfun and DEFAULT_ABI to deceide abi mode.
12406 (DEFAULT_ABI): New.
12407 (REG_PARM_STACK_SPACE): Removed.
12408 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
12409 (STACK_BOUNDARY): Use default target to deceide stack boundary.
12410 * config/i386/i386-protos.h (ix86_cfun_abi): New.
12411 (ix86_function_abi): Likewise.
12412 (ix86_function_type_abi): Likewise.
12413 (ix86_call_abi_override): Likewise.
12414 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
12415 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
12416 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
12417 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
12419 (X86_64_REGPARM_MAX): New.
12420 (X86_64_SSE_REGPARM_MAX): New.
12421 (X64_REGPARM_MAX): New.
12422 (X64_SSE_REGPARM_MAX): New.
12423 (X86_32_REGPARM_MAX): New.
12424 (X86_32_SSE_REGPARM_MAX): New.
12425 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
12426 (ix86_function_regparm): Handle user calling abi.
12427 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
12428 by DEFAULT_ABI versus SYSV_ABI check.
12429 (ix86_reg_parm_stack_space): New.
12430 (ix86_function_type_abi): New.
12431 (ix86_call_abi_override): New.
12432 (ix86_function_abi): New.
12433 (ix86_cfun_abi): New.
12434 (init_cumulative_args): Call abi specific initialization.
12435 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
12436 (function_arg_64): Extend SSE_REGPARM_MAX check.
12437 (function_arg (): Remove TARGET_64BIT_MS_ABI.
12438 (ix86_pass_by_reference): Likewise.
12439 (ix86_function_value_regno_p): Likewise.
12440 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
12441 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
12442 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
12443 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
12444 (setup_incoming_varargs_64): Adjust regparm for call abi.
12445 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
12446 (ix86_va_start): Likewise.
12447 (ix86_gimplify_va_arg): Likewise.
12448 (ix86_expand_prologue): Likewise.
12449 (output_pic_addr_const): Likewise.
12450 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
12451 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
12452 (x86_output_mi_thunk): Likewise.
12453 (x86_function_profiler): Likewise.
12454 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
12455 (SYSV_ABI, MS_ABI): New constants.
12456 (DEFAULT_ABI): New.
12457 (init_regs): Add prototype of function in regclass.c file.
12458 (OVERRIDE_ABI_FORMAT): New.
12459 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
12460 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
12461 (OUTGOING_REG_PARM_STACK_SPACE): New.
12462 (ix86_reg_parm_stack_space): New prototype.
12463 (CUMULATIVE_ARGS): Add call_abi member.
12464 (machine_function): Add call_abi member.
12465 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
12466 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
12468 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
12471 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
12472 (avr_builtin_setjmp_frame_value): New function.
12473 * config/avr/avr.md (nonlocal_goto_receiver): Define.
12474 (nonlocal_goto): Define.
12476 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
12478 * config/mips/mips.c (mips_emit_loadgp): Return early if
12479 there is nothing do to, otherwise emit a blockage if
12480 !TARGET_EXPLICIT_RELOCS || crtl->profile.
12481 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
12483 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12485 * configure.ac: Drop unneeded backslash ending up in config.in.
12486 * acinclude.m4: Likewise.
12487 * config.in: Regenerate.
12489 2008-05-26 Jan Hubicka <jh@suse.cz>
12491 * predict.c (maybe_hot_frequency_p): Break out of...
12492 (maybe_hot_bb_p): ... here.
12493 (maybe_hot_edge_p): New.
12494 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
12495 * basic-block.h (maybe_hot_edge_p): Declare.
12497 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12499 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
12500 (*cmpfp_<mode>_cc): Ditto.
12501 (*fp_jcc_8<mode>_387): Ditto.
12502 (*fop_<MODEF:mode>_2_i387): Ditto.
12503 (*fop_<MODEF:mode>_3_i387): Ditto.
12504 (*fop_xf_2_i387): Ditto.
12505 (*fop_xf_3_i387): Ditto.
12507 2008-06-02 Tomas Bily <tbily@suse.cz>
12509 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
12511 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12513 * config/mips/mips.c (mips_valid_offset_p): New function.
12514 (mips_valid_lo_sum_p): Likewise.
12515 (mips_classify_address): Use them.
12516 (mips_force_address): New function.
12517 (mips_legitimize_address): Use it.
12518 * config/mips/mips.md (MOVE128): New mode iterator.
12519 (movtf): Require TARGET_64BIT. Remove empty strings.
12520 (*movtf_internal): Rename to...
12521 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
12522 of "R" and use {,fp}{load,store} attributes instead of "multi".
12523 Use a separate define_split.
12524 (*movtf_mips16): New pattern.
12526 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12528 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
12529 * config/mips/mips.c (mips_expand_before_return): New function.
12530 (mips_expand_epilogue): Call it.
12531 * config/mips/mips.md (return): Turn into a define_expand.
12532 (*return): New insn.
12534 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12536 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
12537 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
12538 functions. Do not emit uses and clobbers of CONCATs; individually
12539 use and clobber their operands.
12540 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
12541 gen_clobber, emit_use and gen_use.
12542 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
12543 (expand_builtin_return): Likewise.
12544 * cfgbuild.c (count_basic_blocks): Likewise.
12545 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
12546 * explow.c (emit_stack_restore): Likewise.
12547 * expmed.c (extract_bit_field_1): Likewise.
12548 * expr.c (convert_move, emit_move_complex_parts): Likewise.
12549 (emit_move_multi_word, store_constructor): Likewise.
12550 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
12551 (thread_prologue_and_epilogue_insns): Likewise.
12552 * lower-subreg.c (resolve_simple_move): Likewise.
12553 * optabs.c (widen_operand, expand_binop): Likewise.
12554 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
12555 * reload.c (find_reloads): Likewise.
12556 * reload1.c (eliminate_regs_in_insn): Likewise.
12557 * stmt.c (expand_nl_goto_receiver): Likewise.
12558 * config/alpha/alpha.md (builtin_longjmp): Likewise.
12559 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
12560 * config/arm/arm.c (arm_load_pic_register): Likewise.
12561 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
12562 * config/arm/arm.md (untyped_return): Likewise.
12563 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
12564 * config/avr/avr.c (expand_prologue): Likewise.
12565 * config/bfin/bfin.c (do_unlink): Likewise.
12566 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
12567 * config/cris/cris.c (cris_expand_prologue): Likewise.
12568 * config/darwin.c (machopic_indirect_data_reference): Likewise.
12569 (machopic_legitimize_pic_address): Likewise.
12570 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
12571 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
12572 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
12573 (ix86_expand_convert_uns_didf_sse): Likewise.
12574 (ix86_expand_vector_init_general): Likewise.
12575 * config/ia64/ia64.md (eh_epilogue): Likewise.
12576 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
12577 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
12578 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
12579 (config/iq2000/iq2000.c): Likewise.
12580 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12581 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
12582 (builtin_longjmp): Likewise.
12583 * config/mn10300/mn10300.md (call, call_value): Likewise.
12584 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
12585 * config/pdp11/pdp11.md (abshi2): Likewise.
12586 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12587 * config/s390/s390.c (s390_emit_prologue): Likewise.
12588 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
12589 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
12590 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
12591 * config/sh/sh.c (prepare_move_operands): Likewise.
12592 (output_stack_adjust, sh_expand_epilogue): Likewise.
12593 (sh_set_return_address, sh_expand_t_scc): Likewise.
12594 * config/sparc/sparc.c (load_pic_register): Likewise.
12595 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
12596 * config/spu/spu.c (spu_expand_epilogue): Likewise.
12597 * config/v850/v850.c (expand_epilogue): Likewise.
12599 2008-05-31 Anatoly Sokolov <aesok@post.ru>
12601 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
12602 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
12603 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
12604 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
12605 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
12606 stack pointer register.
12607 (output_movhi): Remove code for interrupt specific writing to the
12608 stack pointer register.
12610 2008-05-31 Richard Guenther <rguenther@suse.de>
12612 PR tree-optimization/34244
12613 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
12614 (tree_expr_nonzero_warnv_p): Likewise.
12615 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12616 ssa_name_nonnegative_p.
12617 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
12618 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
12619 not tree_expr_nonzero_warnv_p.
12621 PR tree-optimization/36262
12623 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
12625 PR tree-optimization/34244
12626 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
12627 (record_numbers_of_iterations): New function.
12628 (execute_vrp): Cache the numbers of iterations of loops.
12629 * tree-scalar-evolution.c (scev_reset_except_niters):
12631 (scev_reset): Use scev_reset_except_niters.
12632 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
12634 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
12636 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12637 __WORKAROUND_RETS when appropriate.
12639 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12641 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
12642 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
12644 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
12645 *fop_df_comm_sse insn patterns using MODEF mode iterator.
12646 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
12647 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
12648 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
12649 *fop_df_1_mixed insn patterns using MODEF mode iterator.
12650 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
12651 *fop_df_1_sse insn patterns using MODEF mode iterator.
12652 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
12653 *fop_df_1_i387 insn patterns using MODEF mode iterator.
12654 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
12655 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
12656 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
12657 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
12658 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
12659 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
12660 (*fop_xf_4_i387): Use <MODE> for mode attribute.
12661 (*fop_xf_5_i387): Ditto.
12662 (*fop_xf_6_i387): Ditto.
12664 2008-05-30 Richard Guenther <rguenther@suse.de>
12666 * builtins.c (build_string_literal): Avoid generating
12667 a non-gimple_val result.
12669 2008-05-30 DJ Delorie <dj@redhat.com>
12671 * exec-tool.in: Use an environment variable (private) instead of a
12672 file (shared) as a semaphore, so as to not break parallel builds.
12674 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12676 * optabs.c (maybe_encapsulate_block): Remove.
12677 (emit_libcall_block): Adjust accordingly.
12678 * optabs.h (maybe_encapsulate_block): Remove prototype.
12680 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
12681 Don't use maybe_encapsulate_block.
12683 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12685 * config/rs6000/rs6000.c (rs6000_legitimize_address,
12686 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
12687 rtx is a SYMBOL_REF before calling get_pool_constant.
12689 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
12691 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
12693 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
12695 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
12696 rather than OS names to choose INO_T_EQ definition.
12697 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
12698 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
12700 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
12703 * config/darwin-f.c: New.
12704 * config/t-darwin: Added rule to build darwin-f.o.
12705 * config.gcc: Defined new variable, fortran_target_objs.
12706 (*-*-darwin*): Set fortran_target_objs.
12707 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
12708 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
12709 * configure: Regenerated.
12711 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
12714 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
12715 canonical type if needed.
12717 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
12719 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
12721 2008-05-29 Richard Guenther <rguenther@suse.de>
12723 PR tree-optimization/36343
12724 PR tree-optimization/36346
12725 PR tree-optimization/36347
12726 * tree-flow.h (clobber_what_p_points_to): Declare.
12727 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
12728 pointed-to variable is dereferenced is irrelevant to whether
12729 the pointer can access the pointed-to variable.
12730 (clobber_what_p_points_to): New function.
12731 * tree-ssa-alias.c (set_initial_properties): Use it.
12732 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
12733 call clobber check for NMTs.
12735 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12737 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
12738 for printing gcov_type.
12740 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12742 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
12743 and the eh region information.
12744 * value-prof.c (gimple_move_stmt_histograms): New function.
12745 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
12747 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
12749 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
12751 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12753 * value-prof.c (tree_ic_transform): Print counts.
12754 * tree-profile.c (tree_gen_ic_func_profiler):
12755 Clear __gcov_indreict_call_callee variable to avoid misattribution
12758 2008-05-28 Rafael Espíndola <espindola@google.com>
12760 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
12763 2008-05-28 Richard Guenther <rguenther@suse.de>
12765 PR tree-optimization/36339
12766 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
12767 and clobbering code out of the loop.
12769 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12771 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
12774 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
12775 s390_contiguous_bitmask_p, s390_symref_operand_p,
12776 s390_check_symref_alignment, s390_reload_larl_operand,
12777 s390_reload_symref_address): New functions.
12778 (s390_branch_condition_mnemonic): Support compare and branch
12780 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
12781 and 'W' constraints.
12782 (s390_secondary_reload): Add secondary reloads for unaligned
12783 symbol refs or symbol refs to floating point or QI/TI mode
12785 (legitimate_address_p): Accept symbol references as addresses.
12786 (s390_expand_insv): Use rotate and insert selected bits
12787 instruction for insv when building for z10.
12788 (print_operand_address): Handle symbol ref addresses.
12789 (print_operand): Output modifier 'c' added for signed byte values.
12790 (s390_encode_section_info): Mark symbol refs with
12791 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
12793 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
12794 (length attribute): RRF, RRR have 4 byte length.
12795 (FPALL, INTALL): New mode iterators added.
12796 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
12797 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
12798 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
12799 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
12800 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
12801 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
12802 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
12803 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
12805 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
12806 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
12807 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
12808 reload<INTALL:mode><P:mode>_toreg_z10,
12809 reload<FPALL:mode><P:mode>_tomem_z10,
12810 reload<FPALL:mode><P:mode>_toreg_z10,
12811 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
12812 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
12813 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
12814 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
12816 (movmem, clrmem, cmpmem): New splitters added.
12818 * config/s390/predicates.md (larl_operand): Use
12819 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
12820 SYMBOL_REF_ALIGN1_P.
12821 (s390_signed_integer_comparison,
12822 s390_unsigned_integer_comparison): New predicates.
12824 * config/s390/s390-protos.h (s390_check_symref_alignment,
12825 s390_contiguous_bitmask_p, s390_reload_larl_operand,
12826 s390_reload_symref_address,
12827 s390_compare_and_branch_condition_mask): Prototypes added.
12829 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
12830 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
12831 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
12833 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12835 * config/s390/s390.c (z10_cost): New cost function for z10.
12836 (s390_handle_arch_option, override_options): Support -march=z10 switch.
12837 (s390_issue_rate): Adjust issue rate for z10.
12838 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
12839 (processor_flags): Add PF_Z10.
12840 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
12841 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
12842 * gcc/config.gcc: Add z10.
12844 2008-05-28 Richard Guenther <rguenther@suse.de>
12846 PR tree-optimization/36291
12847 * tree-flow. h (struct gimple_df): Remove var_anns member.
12848 * tree-flow-inline.h (gimple_var_anns): Remove.
12849 (var_ann): Simplify.
12850 * tree-dfa.c (create_var_ann): Simplify.
12851 (remove_referenced_var): Clear alias info from var_anns of globals.
12852 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
12853 (delete_tree_ssa): Clear alias info from var_anns of globals.
12854 Do not free var_anns.
12855 (var_ann_eq): Remove.
12856 (var_ann_hash): Likewise.
12858 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
12860 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
12861 and loongson2f entries.
12862 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
12863 * config/mips/mips.h (processor_type): Add Loongson-2E
12864 and Loongson-2F entries.
12865 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
12866 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
12867 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
12868 * doc/invoke.texi (MIPS Options): Document loongson2e
12869 and loongson2f processor names.
12871 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12875 * config/i386/i386.c (ix86_function_arg_boundary): Use
12876 alignment of canonical type.
12877 (ix86_expand_vector_move): Check unaligned memory access for
12880 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12882 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
12883 Moved to the front of file.
12885 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
12886 H.J. Lu <hongjiu.lu@intel.com>
12888 * dwarf2out.c (current_fde): New.
12890 (lookup_cfa:): Likewise.
12891 (dwarf2out_end_epilogue): Likewise.
12892 (dwarf2out_note_section_used): Likewise.
12894 2008-05-27 Michael Matz <matz@suse.de>
12897 * c.opt (Wenum-compare): New warning option.
12898 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
12900 2008-05-27 Michael Matz <matz@suse.de>
12902 PR middle-end/36326
12903 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
12905 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
12906 into memory as tail calls.
12908 2008-05-27 Richard Guenther <rguenther@suse.de>
12910 PR tree-optimization/36339
12911 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
12912 pointers cause all addressable variables to be call clobbered.
12914 2008-05-27 Richard Guenther <rguenther@suse.de>
12916 PR tree-optimization/36245
12917 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
12919 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12921 * config/s390/s390.md: Replace all occurences of the 'm'
12922 constraint with 'RT'.
12924 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12926 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
12928 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
12930 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
12931 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
12932 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
12934 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12936 * reload.c: (find_reloads): Skip alternatives according to the
12937 "enabled" attribute. Constify the constraint variable.
12938 * recog.c (get_attr_enabled): Add default implementation.
12939 (extract_insn): Set the alternative_enabled_p array
12940 in the recog_data struct.
12941 (preprocess_constraints, constrain_operands): Skip
12942 alternatives according to the "enabled" attribute
12943 * recog.h (struct recog_data): New field alternative_enabled_p.
12944 (skip_alternative): New inline function.
12945 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
12946 (record_reg_classes): Skip alternative according to the
12947 "enabled" attribute.
12949 * doc/md.texi: Add documention for the "enabled" attribute.
12951 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12953 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
12954 * postreload.c (reload_cse_simplify_operands): Replace 'm'
12955 constraint with TARGET_MEM_CONSTRAINT.
12956 * recog.c (asm_operand_ok, preprocess_constraints,
12957 constrain_operands): Likewise.
12958 * regclass.c (record_reg_classes): Likewise.
12959 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
12960 * reload1.c (maybe_fix_stack_asms): Likewise.
12961 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
12962 * recog.h: Adjust comment.
12963 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
12964 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
12965 * doc/md.texi: Add a note to description of 'm' constraint.
12966 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
12968 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
12970 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
12971 that the bitfield is of integral type before testing its precision.
12973 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12974 Sa Liu <saliu@de.ibm.com>
12976 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
12977 __modti3, __udivti3, __umodti3 and __udivmodti4.
12978 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
12979 that implement TImode mul and div functions.
12980 * config/spu/multi3.c: New. Implement __multi3.
12981 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
12982 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
12985 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
12987 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
12988 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
12989 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
12990 tls_sysv_suffix): New mode and mode attribute iterators.
12991 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
12992 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
12993 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
12994 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
12995 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
12998 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13000 PR tree-optimization/36329
13001 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13002 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13003 * cgraphbuild.c (initialize_inline_failed): Use the latter
13004 macro in lieu of the former.
13005 * ipa-inline.c (cgraph_mark_inline): Likewise.
13006 (cgraph_decide_inlining_of_small_function): Likewise.
13007 (cgraph_decide_inlining): Likewise.
13008 (cgraph_decide_inlining_incrementally): Likewise.
13010 2008-05-26 Tristan Gingold <gingold@adacore.com>
13011 Anatoly Sokolov <aesok@post.ru>
13013 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13014 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13015 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13016 optimization for 'avr6' architecture.
13018 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13021 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13023 2008-05-26 Richard Guenther <rguenther@suse.de>
13025 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13026 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13028 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13030 PR middle-end/36253
13031 * caller-save.c (insert_restore): Verify alignment of spill space.
13032 (insert_save): Likewise.
13033 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13034 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13035 (STACK_SLOT_ALIGNMENT): Likewise.
13036 * function.c (LOCAL_ALIGNMENT): Removed.
13037 (get_stack_local_alignment): New.
13038 (assign_stack_local): Use it. Set alignment on stack slot.
13039 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13040 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13041 (STACK_SLOT_ALIGNMENT): New.
13042 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13043 stack slot in XFmode.
13045 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13047 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13050 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13051 argument operand in rax isn't removed.
13053 2008-05-26 Richard Guenther <rguenther@suse.de>
13055 PR middle-end/36300
13056 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13057 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13059 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13062 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13064 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13066 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13067 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13069 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13071 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13072 build a trampoline if we don't want one.
13073 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13074 return zero for nested functions if we don't want a trampoline.
13076 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13078 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13080 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13083 * c.opt: Removed undocumented option '-lang-fortran'.
13084 * c-common.h: Removed global variable 'lang_fortran'.
13085 * c-opts.c (c_common_handle_option): Removed code to handle
13086 option '-lang-fortran'. Updated includes.
13087 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13088 definition of '__GFORTRAN__'.
13089 (define__GNUC__): Reimplemented to use BASEVER and
13090 cpp_define_formatted.
13091 (builtin_define_with_value_n): Removed.
13092 * c-incpath.h: Renamed to ...
13093 * incpath.h: ... this.
13094 * c-incpath.c: Renamed to ...
13095 * incpath.c: ... this. Updated includes.
13096 * fix-header.c: Updated includes.
13097 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13098 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13099 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13101 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13103 * tree.h: Update the table of flags used on tree nodes.
13104 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13105 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13106 (FORCED_LABEL): Add access check.
13107 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13108 (ASM_INPUT_P): Likewise.
13109 (ASM_VOLATILE_P): Likewise.
13110 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13111 (OMP_SECTION_LAST): Access private_flag directly.
13112 (OMP_RETURN_NOWAIT): Likewise.
13113 (OMP_PARALLEL_COMBINED): Likewise.
13114 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13115 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13116 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13117 deprecated_flag directly.
13119 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13121 * final.c (frame_pointer_needed): Removed.
13122 * flags.h (frame_pointer_needed): Likewise.
13124 * function.h (rtl_data): Add frame_pointer_needed.
13125 (frame_pointer_needed): New.
13127 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13129 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13131 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13133 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13136 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13138 * c-common.c (strip_array_types): Move function to..
13140 (get_inner_array_type): Delete.
13141 * c-common.h (strip_array_types): Move declaration to..
13143 (get_inner_array_type): Delete.
13144 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13145 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13146 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13147 * config/pa/pa.c (emit_move_sequence): Likewise.
13149 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13151 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13154 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13156 * function.c: Include target hook for nonlocal_goto frame value.
13158 2008-05-24 Richard Guenther <rguenther@suse.de>
13160 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
13161 variable can be only accessed through a pointer or a union.
13163 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13165 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
13166 * doc/extend.texi: Likewise.
13168 2008-05-23 DJ Delorie <dj@redhat.com>
13170 * config/m32c/jump.md (untyped_call): Add.
13172 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
13173 for A24 to PSImode.
13174 (m32c_address_cost): Detail costs for indirect offsets.
13176 2008-05-23 Rafael Espíndola <espindola@google.com>
13178 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
13179 if a node is a SUBREG.
13180 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
13183 2008-05-23 Paul Brook <paul@codesourcery.com>
13184 Carlos O'Donell <carlos@codesourcery.com>
13186 * doc/extend.texi: Clarify use of __attribute__((naked)).
13187 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13188 * target.h (gcc_target): Add allocate_stack_slots_for_args.
13189 * function.c (use_register_for_decl): Use
13190 targetm.calls.allocate_stack_slots_for_args.
13191 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13192 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
13193 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
13195 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
13197 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
13199 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
13201 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
13202 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
13203 is only rounded once.
13205 2008-05-23 Richard Guenther <rguenther@suse.de>
13207 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
13209 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
13210 Jakub Jelinek <jakub@redhat.com>
13213 * configure.ac: Handle --enable-cld.
13214 * configure: Regenerated.
13215 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
13216 * config/i386/i386.h (struct machine_function): Add needs_cld field.
13217 (ix86_current_function_needs_cld): New define.
13218 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
13219 (cld): New isns pattern.
13220 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
13221 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
13222 * config/i386/i386.opt (mcld): New option.
13223 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
13224 TARGET_CLD and ix86_current_function_needs_cld.
13225 (override_options): Use -mcld by default for 32-bit code if
13228 * doc/install.texi (Options specification): Document --enable-cld.
13229 * doc/invoke.texi (Machine Dependent Options)
13230 [i386 and x86-64 Options]: Add -mcld option.
13231 (Intel 386 and AMD x86-64 Options): Document -mcld option.
13233 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
13234 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
13235 (return_in_memory_64): Likewise.
13236 (return_in_memory_ms_64): Likewise.
13238 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13240 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
13241 * builtins.c (fold_builtin_fpclassify): New.
13242 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
13243 * builtins.def (BUILT_IN_FPCLASSIFY): New.
13244 * c-common.c (handle_type_generic_attribute): Adjust to accept
13245 fixed arguments before an elipsis.
13246 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
13247 * doc/extend.texi: Document __builtin_fpclassify.
13249 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
13251 * omp-low.c (gate_expand_omp_ssa): Remove.
13252 (pass_expand_omp_ssa): Remove.
13253 (gate_expand_omp): Do not check for flag_openmp_ssa.
13254 * common.opt (-fopenmp-ssa): Remove.
13255 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
13257 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
13259 * config/sh/sh.opt (mfixed-range): New option.
13260 * config/sh/sh-protos.h (sh_fix_range): Declare.
13261 * config/sh/sh.c (sh_fix_range): New function.
13262 * config/sh/sh.h (sh_fixed_range_str): Declare.
13263 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
13265 * doc/invoke.texi (SH Options): Document -mfixed-range.
13267 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
13269 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
13270 it before the redeclaration.
13272 2008-05-22 Anatoly Sokolov <aesok@post.ru>
13274 * config/avr/avr.c (get_sequence_length): Add new function.
13275 (expand_prologue, expand_epilogue): Remove duplicate code.
13277 2008-05-22 Rafael Espíndola <espindola@google.com>
13279 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
13282 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
13284 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
13285 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
13287 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
13288 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
13289 (vect_update_misalignment_for_peel): Likewise.
13290 (vector_alignment_reachable_p): Likewise.
13291 * tree-vect-transform.c (vectorizable_load): Likewise.
13292 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
13293 (get_vectype_for_scalar_type): Pass mode of scalar_type
13294 to UNITS_PER_SIMD_WORD.
13296 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
13297 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
13298 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
13299 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
13300 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
13302 2008-05-22 Ira Rosen <irar@il.ibm.com>
13304 PR tree-optimization/36293
13305 * tree-vect-transform.c (vect_transform_strided_load): Don't check
13306 if the first load must be skipped because of a gap.
13308 2008-05-22 Richard Guenther <rguenther@suse.de>
13310 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
13311 more cases of offset disambiguation that is possible if
13312 strict-aliasing rules apply.
13313 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
13314 for basic offset and type-based disambiguation.
13316 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13318 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
13319 ix86_expand_vector_set on V16QImode for SSE4.1.
13321 2008-05-21 Tom Tromey <tromey@redhat.com>
13323 * c.opt (Wimport): Mark as undocumented.
13324 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
13326 (Warning Options): Likewise.
13327 * doc/cppopts.texi: Don't mention -Wimport.
13329 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
13331 PR tree-optimization/36287
13332 PR tree-optimization/36286
13333 * lambda-code.c (build_access_matrix): Do not use the loop->num
13334 for computing the number of induction variables: use the loop depth
13337 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
13340 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
13341 option -f(no-)leading-underscore.
13343 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13345 * config/i386/i386.c (ix86_expand_vector_init_general): Use
13346 GET_MODE_NUNITS (mode).
13348 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
13350 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
13351 (-mmulhw): Add 464 to description.
13352 (-mdlmzb): Likewise.
13353 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
13354 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
13356 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
13357 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
13358 * config/rs6000/rs6000.md: Update comments for 464.
13360 2008-05-21 Janis Johnson <janis187@us.ibm.com>
13362 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
13364 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13366 * config/i386/sse.md (vec_extractv4sf): Removed.
13367 (vec_extractv2df): Likewise.
13368 (vec_extractv2di): Likewise.
13369 (vec_extractv4si): Likewise.
13370 (vec_extractv8hi): Likewise.
13371 (vec_extractv16qi): Likewise.
13372 (vec_extract<mode>): New.
13374 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13376 * config/i386/sse.md (vec_setv4sf): Removed.
13377 (vec_setv2df): Likewise.
13378 (vec_setv2di): Likewise.
13379 (vec_setv4si): Likewise.
13380 (vec_setv8hi): Likewise.
13381 (vec_setv16qi): Likewise.
13382 (vec_set<mode>): New.
13384 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13386 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
13387 goto for vec_concat and vec_interleave.
13389 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13391 * config/i386/sse.md (vec_initv4sf): Removed.
13392 (vec_initv2df): Likewise.
13393 (vec_initv2di): Likewise.
13394 (vec_initv4si): Likewise.
13395 (vec_initv8hi): Likewise.
13396 (vec_initv16qi): Likewise.
13397 (vec_init<mode>): New.
13399 2008-05-21 Joseph Myers <joseph@codesourcery.com>
13401 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
13403 2008-05-21 Tom Tromey <tromey@redhat.com>
13405 * ggc-zone.c (lookup_page_table_if_allocated): New function.
13406 (zone_find_object_offset): Likewise.
13407 (gt_ggc_m_S): Likewise.
13408 (highest_bit): Likewise.
13409 * ggc-page.c (gt_ggc_m_S): New function.
13410 * stringpool.c (string_stack): Remove.
13411 (init_stringpool): Update.
13412 (ggc_alloc_string): Use ggc_alloc.
13413 (maybe_delete_ident): New function.
13414 (ggc_purge_stringpool): Likewise.
13415 (gt_ggc_m_S): Remove.
13416 * ggc-common.c (ggc_protect_identifiers): New global.
13417 (ggc_mark_roots): Call ggc_purge_stringpool. Use
13418 ggc_protect_identifiers.
13419 * ggc.h (ggc_protect_identifiers): Declare.
13420 (gt_ggc_m_S): Update.
13421 (ggc_purge_stringpool): Declare.
13422 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
13423 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
13425 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
13427 2008-05-21 David S. Miller <davem@davemloft.net>
13429 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
13432 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
13434 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
13437 2008-05-20 David Daney <ddaney@avtrex.com>
13439 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
13440 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
13441 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13442 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13443 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
13444 (atomic_hiqi_op): New define_code_iterator.
13445 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
13446 mips_expand_compare_and_swap_12.
13447 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
13448 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
13449 (sync_<optab><mode>, sync_old_<optab><mode>,
13450 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13451 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
13452 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
13453 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
13454 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
13455 (test_and_set_12): New insn.
13456 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
13457 sync_new_<optab><mode>, sync_old_nand<mode>,
13458 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
13459 clobber to operand 0 for SI and DI mode insns.
13460 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
13461 mips_gen_fn_4): New typedefs.
13462 (mips_gen_fn_ptrs): Define new union type.
13463 (mips_expand_compare_and_swap_12): Remove declaration.
13464 (mips_expand_atomic_qihi): Declare function.
13465 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
13466 (mips_expand_atomic_qihi): ... this. Use new generator function
13468 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
13469 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
13470 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
13471 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
13472 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
13473 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
13474 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
13475 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
13476 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
13477 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
13480 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
13482 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
13485 2008-05-20 Anatoly Sokolov <aesok@post.ru>
13487 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
13488 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
13489 (avr_attribute_table): Add 'OS_main' function attribute.
13490 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
13491 functions with 'OS_main' attribute.
13493 2008-05-20 Richard Guenther <rguenther@suse.de>
13495 PR tree-optimization/35204
13496 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
13497 helper, split out from ...
13498 (DFS): ... here. Make the DFS walk non-recursive.
13500 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
13501 Jan Sjodin <jan.sjodin@amd.com>
13503 PR tree-optimization/36181
13504 * tree-parloops.c (loop_has_vector_phi_nodes): New.
13505 (parallelize_loops): Don't parallelize when the loop has vector
13508 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13509 Sebastian Pop <sebastian.pop@amd.com>
13511 * tree-loop-linear.c (gather_interchange_stats): Look in the access
13512 matrix, and never look at the tree representation of the memory
13514 (linear_transform_loops): Computes parameters and access matrices.
13515 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
13517 (access_matrix_get_index_for_parameter): New.
13518 * tree-data-ref.h (struct access_matrix): New.
13519 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
13520 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
13521 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
13522 am_vector_index_for_loop): New.
13523 (struct data_reference): Add field access_matrix.
13524 (DR_ACCESS_MATRIX): New.
13525 (compute_data_dependences_for_loop): Update declaration.
13526 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
13527 * lambda.h (lambda_vector_vec_p): Declared.
13528 * lambda-code.c: Depend on pointer-set.h.
13529 (lambda_collect_parameters_from_af, lambda_collect_parameters,
13530 av_for_af_base, av_for_af, build_access_matrix,
13531 lambda_compute_access_matrices): New.
13532 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
13534 2008-05-20 Joseph Myers <joseph@codesourcery.com>
13536 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
13537 $SOURCEDIR/include.
13539 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13540 Sebastian Pop <sebastian.pop@amd.com>
13542 PR tree-optimization/36206
13543 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
13545 (instantiate_scev_1): Rename flags to fold_conversions.
13546 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
13547 outeside instantiation_loop.
13548 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
13549 (evolution_function_is_affine_or_constant_p): Removed.
13550 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
13552 (analyze_siv_subscript): Pass in the loop nest number.
13553 Call evolution_function_is_affine_in_loop instead of
13554 evolution_function_is_affine_p.
13555 (analyze_overlapping_iterations): Pass in the loop nest number.
13557 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13558 Sebastian Pop <sebastian.pop@amd.com>
13560 PR tree-optimization/36206
13561 * tree-chrec.h (chrec_fold_op): New.
13562 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
13565 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
13567 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
13569 (remove_duplicates): Do not set inode on non-inode systems.
13572 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
13574 * config.gcc (tm_file): Update comments about relative pathnames.
13576 2008-05-20 Richard Guenther <rguenther@suse.de>
13578 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
13579 * tree-ssa-sccvn.c (process_scc): Likewise.
13580 * tree-ssa-sink.c (execute_sink_code): Likewise.
13581 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
13582 * tree-vrp.c (process_assert_insertions): Likewise.
13583 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13584 (perform_tree_ssa_dce): Likewise.
13585 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
13586 (dump_dominator_optimization_stats): Likewise.
13587 * tree-vectorizer.c (vectorize_loops): Likewise.
13589 2008-05-20 Richard Guenther <rguenther@suse.de>
13591 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
13593 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
13595 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
13596 (ix86_i386elf_return_in_memory): Likewise.
13597 (ix86_i386interix_return_in_memory): Likewise.
13598 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
13599 (SUBTARGET_RETURN_IN_MEMORY): New.
13600 * config/i386/i386elf.h: Likewise.
13601 * config/i386/ptx4-i.h: Likewise.
13602 * config/i386/sol2-10.h: Likewise.
13603 * config/i386/sysv4.h: Likewise.
13604 * config/i386/vx-common.h: Likewise.
13605 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
13606 * config/i386/i386.c (ix86_return_in_memory): Made static and
13607 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
13608 (ix86_i386elf_return_in_memory): Removed.
13609 (ix86_i386interix_return_in_memory): Removed.
13610 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
13611 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
13613 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
13615 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
13617 2008-05-19 Xinliang David Li <davidxl@google.com>
13619 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
13621 * common.opt: Ditto.
13622 * doc/invoke.texi: Ditto.
13624 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
13626 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
13627 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
13629 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13631 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
13632 sizes of operand array from 8/4 to 4/2.
13633 (ix86_expand_vector_init_general): Change size of operand array
13634 from 32 to 16. Remove op0, op1 and half_mode.
13636 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13638 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
13639 (ix86_expand_vector_init_interleave): Likewise.
13640 (ix86_expand_vector_init_general): Use them. Assert
13641 word_mode == SImode when n_words == 4.
13643 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
13645 * config/i386/i386.c (ix86_secondary_reload): New static function.
13646 (TARGET_SECONDARY_RELOAD): New define.
13647 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13648 * config/i386/i386.md (reload_outqi): Remove.
13650 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13652 PR middle-end/35509
13653 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
13654 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
13655 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
13656 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
13657 (fold_builtin_1): Likewise.
13658 * builtins.def (BUILT_IN_ISINF_SIGN): New.
13659 c-common.c (check_builtin_function_arguments): Handle
13660 BUILT_IN_ISINF_SIGN.
13661 * doc/extend.texi: Document __builtin_isinf_sign.
13662 * fold-const.c (operand_equal_p): Handle COND_EXPR.
13664 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
13666 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
13667 EH cleanup at the end of the pass, search for those that have been
13668 turned into forwarder blocks and do the cleanup on their successor.
13670 2008-05-18 Richard Guenther <rguenther@suse.de>
13672 * tree-cfg.c (verify_gimple_expr): Allow conversions from
13673 pointers to sizetype and vice versa.
13675 2008-05-18 Xinliang David Li <davidxl@google.com>
13677 * gcc/tree-ssa-dce.c: Coding style fix.
13678 (check_pow): Documentation comment.
13679 (check_log): Documenation comment. Coding style fix.
13680 (is_unnecessary_except_errno_call): Ditto.
13681 (gen_conditions_for_pow): Ditto.
13682 (gen_conditions_for_log): Ditto.
13683 (gen_shrink_wrap_conditions): Ditto.
13684 (shrink_wrap_one_built_in_calls): Ditto.
13685 * gcc/doc/invoke.texi: Better documentation string.
13686 * ChangeLog: Fix wrong change log entries from
13687 May 17 checkin on function call DCE.
13689 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
13691 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
13693 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
13695 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
13696 * df-problems.c (simulation routines): Fixed block comment to
13697 properly say how to add forwards scanning functions.
13699 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13701 * tree-inline.c (setup_one_parameter): Remove dead code.
13703 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13705 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
13706 a BIT_AND_EXPR only for an INTEGER_TYPE.
13708 2008-05-17 Xinliang David Li <davidxl@google.com>
13710 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
13711 (check_pow, check_log, is_unnecessary_except_errno_call): New
13712 functions to check for eliminating math functions that are pure
13713 except for setting errno.
13714 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
13715 general condition expressions for shrink-wrapping pow/log calls.
13716 (gen_shrink_wrap_conditions): Ditto.
13717 (shrink_wrap_one_built_in_call): Ditto.
13718 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
13719 (mark_operand_necessary): If debugging, output if OP is necessary.
13720 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
13722 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
13724 * gcc/common.opt: New user flag -ftree-builtin-dce.
13725 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
13727 2008-05-16 David S. Miller <davem@davemloft.net>
13729 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
13730 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13732 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
13735 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
13737 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13739 * ifcvt.c (dead_or_predicable): Rename
13740 df_simulate_one_insn_backwards to df_simulate_one_insn.
13741 * recog.c (peephole2_optimize): Ditto.
13742 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
13744 * df.h: Rename df_simulate_one_insn_backwards to
13745 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
13746 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
13747 scanning of defs and uses.
13748 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
13749 (df_simulate_one_insn_forwards): Removed.
13751 2008-05-16 Doug Kwan <dougkwan@google.com>
13753 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
13755 (real_from_string): Handle NaNs and Inf as approriate.
13757 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13759 * doc/gty.texi (Source Files Containing Type Information): Note
13760 that headers should appear first in the gtfiles list.
13762 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13764 * tree.def (COND_EXEC): Properly documented this code.
13766 2008-05-16 Diego Novillo <dnovillo@google.com>
13768 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
13769 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
13772 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13774 * tree-ssa-dse (max_stmt_uid): Removed.
13775 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
13776 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
13777 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
13778 * function.h (cfun.last_stmt_uid): New field.
13779 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
13780 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
13782 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
13783 (create_stmt_ann): Initialize the ann->uid field.
13784 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
13786 * tree-flow.h (renumber_gimple_stmt_uids): New function.
13788 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13790 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
13791 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
13792 (init_empty_tree_cfg): Call it.
13794 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13796 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
13799 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13801 * doc/invoke.text (-fdump-tree-*-verbose): New option.
13802 * tree-dump.c (dump_options): New verbose option.
13803 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
13805 * tree-pass.h (TDF_VERBOSE): New dump flag.
13806 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
13807 (tree-flow.h): Added include.
13808 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
13810 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
13812 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
13814 From Jie Zhang <jie.zhang@analog.com>
13815 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13816 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
13817 mcpu=bf561-none and mcpu=bf561-0.2.
13818 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13819 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13820 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13821 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13822 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
13823 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
13824 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
13826 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
13827 (cputype_selected): Remove.
13828 (bfin_handle_option): Don't use cputype_selected.
13829 (override_options): When no mcpu option, enable all workarounds.
13830 Don't use bfin_workarounds.
13831 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
13833 (DEFAULT_CPU_TYPE): Don't define.
13835 2008-05-16 Richard Guenther <rguenther@suse.de>
13837 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
13838 on deletion of the last stmt.
13840 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13842 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
13843 V8HImode for SSE2 and V16QImode for SSE4.1.
13845 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13847 * cgraph.h (compute_inline_parameters): Made public.
13848 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
13849 variable_generate_summary, function_write_summary,
13850 variable_write_summary, variable_read_summary. Added generate_summary,
13851 write_summary, read_summary.
13852 * cgraphunit.c (cgraph_process_new_functions): Changed call from
13853 pass_ipa_inline.function_generate_summary, to
13854 compute_inline_parameters.
13855 * ipa-inline.c (compute_inline_parameters): Made public and added
13857 (compute_inline_parameters_for_current): New function.
13858 (pass_inline_param): Now calls compute_inline_parameters_for_current.
13859 (inline_generate_summary): Removed parameter and made to loop over
13861 (pass_ipa_inline): Updated for new IPA_PASS structure.
13862 * passes.c (execute_ipa_summary_passes): Now is called once per
13863 pass rather than once per node*pass.
13865 2008-05-15 Anatoly Sokolov <aesok@post.ru>
13867 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
13868 avr_have_mul_p, avr_asm_only_p): Remove variables.
13869 (avr_override_options): Remove initialization of removed variables.
13870 (avr_file_start): Convert removed variables to fields of
13871 'struct base_arch_s *avr_current_arch'.
13872 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
13873 (AVR_HAVE_MUL): (Ditto.).
13874 (AVR_HAVE_MOVW): (Ditto.).
13875 (AVR_HAVE_LPMX): (Ditto.).
13876 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
13877 avr_asm_only_p): Remove declaration.
13879 2008-05-15 Diego Novillo <dnovillo@google.com>
13881 * config/arm/arm.c (arm_return_in_memory): Fix return type.
13882 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
13884 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
13886 PR middle-end/36194
13887 * combine.c (check_conversion): Rename back to check_promoted_subreg.
13888 Don't call record_truncated_value from here.
13889 (record_truncated_value): Turn it into a for_each_rtx callback.
13890 (record_truncated_values): New function.
13891 (combine_instructions): Call note_uses with record_truncated_values.
13892 Change name of check_conversion to check_promoted_subreg.
13894 2008-05-15 Janis Johnson <janis187@us.ibm.com>
13896 * doc/sourcebuild.texi: Document support for torture tests.
13898 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13900 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
13901 to alternative 4 of operand 2.
13903 2008-05-15 Richard Guenther <rguenther@suse.de>
13905 * tree-pass.h (current_pass): Declare.
13906 (get_pass_for_id): Likewise.
13907 * passes.c (passes_by_id, passes_by_id_size): New globals.
13908 (set_pass_for_id): New function.
13909 (get_pass_for_id): Likewise.
13910 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
13911 (execute_function_todo): Flush per function statistics.
13912 * toplev.c (compile_file): Init statistics.
13913 (general_init): Do early statistics initialization.
13914 (finalize): Finish statistics.
13915 * statistics.h (statistics_early_init): Declare.
13916 (statistics_init): Likewise.
13917 (statistics_fini): Likewise.
13918 (statistics_fini_pass): Likewise.
13919 (statistics_counter_event): Likewise.
13920 (statistics_histogram_event): Likewise.
13921 * statistics.c: New file.
13922 * Makefile.in (OBJS-common): Add statistics.o.
13923 (statistics.o): Add dependencies.
13924 * doc/invoke.texi (-fdump-statistics): Document.
13926 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
13927 (insert): Likewise.
13928 (execute_pre): Use statistics_counter_event.
13929 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
13930 (substitute_and_fold): Increment it. Use statistics_counter_event.
13932 2008-05-15 Diego Novillo <dnovillo@google.com>
13934 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
13936 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
13937 * tree-ssa-alias.c (new_type_alias): Remove references to
13938 sub-variables from comment.
13939 * tree-ssa-operands.c (swap_tree_operands): Likewise.
13941 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13943 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
13944 attribute to 1 only for insertps alternative.
13946 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13948 * config/bfin/bfin.md (loadbytes): New pattern.
13949 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
13950 (bfin_init_builtins): Initialize it.
13951 (bdesc_1arg): Add it.
13953 2008-05-15 Sa Liu <saliu@de.ibm.com>
13955 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
13956 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
13957 * testsuite/lib/target-supports.exp: Add
13958 check_effective_target_fortran_integer_16.
13960 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13962 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
13963 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
13964 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
13965 (TARGET_RETURN_IN_MEMORY): Define.
13967 2008-05-15 Richard Guenther <rguenther@suse.de>
13969 PR middle-end/36244
13970 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
13971 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
13972 represent unmodifiable vars.
13974 2008-05-15 Richard Guenther <rguenther@suse.de>
13976 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
13977 INDIRECT_REF and TARGET_MEM_REF.
13978 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13981 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13982 H.J. Lu <hongjiu.lu@intel.com>
13984 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
13985 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
13986 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
13987 insn alternatives. Add missing alternatives.
13988 (*vec_concatv2di_rex64_sse4_1): Likewise.
13989 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
13990 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
13991 Require TARGET_SSE.
13993 2008-05-15 Richard Guenther <rguenther@suse.de>
13995 PR tree-optimization/36009
13996 PR tree-optimization/36204
13997 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
13998 (determine_invariantness_stmt): Record the loop a store is
13999 always executed in.
14000 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14003 2008-05-15 Richard Guenther <rguenther@suse.de>
14005 PR tree-optimization/34330
14006 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14007 through the pointer will alias the SMT.
14009 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14011 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14013 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14015 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14017 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14018 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14020 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14021 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14022 (vashl_optab): New optab for vector/vector shifts.
14023 (vashr_optab): Ditto.
14024 (vlshr_optab): Ditto.
14025 (vrotl_optab): Ditto.
14026 (vrotr_optab): Ditto.
14027 (optab_subtype): New enum for optab_for_tree_code call.
14028 (optab_for_tree_code): Add enum optab_subtype argument.
14030 * optabs.c (optab_for_tree_code): Take an additional argument to
14031 distinguish between a vector shift by a scalar and vector shift by
14032 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14033 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14034 vector shift by a vector.
14035 (expand_widen_pattern_expr): Pass additional argument to
14036 optab_for_tree_code.
14038 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14039 vrotl_optab, vrotr_optab.
14041 * expr.c (expand_expr_real_1): Update calls to
14042 optab_for_tree_code to distinguish between vector shifted by a
14043 scalar and vector shifted by a vector.
14044 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14045 (supportable_narrowing_operation): Ditto.
14046 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14047 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14048 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14049 (vect_create_epilog_for_reduction): Ditto.
14050 (vectorizable_reduction): Ditto.
14051 (vectorizable_operation): Ditto.
14052 (vect_strided_store_supported): Ditto.
14053 (vect_strided_load_supported): Ditto.
14054 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14055 * expmed.c (expand_shift): Ditto.
14057 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14059 (ashr@var{m}3): Ditto.
14060 (vashl@var{m}3): Document new vector/vector shift standard name.
14061 (vashr@var{m}3): Ditto.
14062 (vlshr@var{m}3): Ditto.
14063 (vrotl@var{m}3): Ditto.
14064 (vrotr@var{m}3): Ditto.
14066 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14067 (PPERM_INVERT): Ditto.
14068 (PPERM_REVERSE): Ditto.
14069 (PPERM_REV_INV): Ditto.
14070 (PPERM_ZERO): Ditto.
14071 (PPERM_ONES): Ditto.
14072 (PPERM_SIGN): Ditto.
14073 (PPERM_INV_SIGN): Ditto.
14074 (PPERM_SRC1): Ditto.
14075 (PPERM_SRC2): Ditto.
14077 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14078 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14079 allows a memory operand to be the value being added, and split it
14080 to improve vectorization.
14081 (sse5_pmacsdqh_mem): Ditto.
14082 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14083 (sse5_mulv2div2di3_high): Ditto.
14084 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14085 (vec_pack_trunc_v4si): Ditto.
14086 (vec_pack_trunc_v2di): Ditto.
14087 (sse5_pcmov_<mode>): Remove code that tried to use use
14088 andps/andnps instead of pcmov.
14089 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14090 pmacsdqh instructions.
14091 (vec_widen_smult_lo_v4si): Ditto.
14093 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14094 (PPERM_INVERT): Ditto.
14095 (PPERM_REVERSE): Ditto.
14096 (PPERM_REV_INV): Ditto.
14097 (PPERM_ZERO): Ditto.
14098 (PPERM_ONES): Ditto.
14099 (PPERM_SIGN): Ditto.
14100 (PPERM_INV_SIGN): Ditto.
14101 (PPERM_SRC1): Ditto.
14102 (PPERM_SRC2): Ditto.
14103 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14105 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14107 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14108 says ignore whether the last reference is a memory operand.
14110 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14111 Paolo Bonzini <bonzini at gnu dot org>
14113 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14116 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14117 (vlshr<mode>3): Rename from vlshr<mode>3.
14118 (vashr<mode>3): Rename from vashr<mode>3.
14119 (mulv4sf3): Change the names of vector shift patterns.
14123 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14126 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14151 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14152 (floatunssidf2_internal): Change vector/vector shift names.
14153 (floatunsdidf2_internal): Ditto.
14160 (vashl<mode>3): Rename from ashl<mode>3.
14161 (vashr<mode>3): Rename from ashr<mode>3.
14162 (vlshr<mode>3): Rename from lshr<mode>3.
14163 (vrotl<mode>3): Rename from rotl<mode>3.
14165 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14168 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
14169 multiply gives the wrong value when doing widening multiplies.
14170 (vec_widen_smult_lo_v4si): Ditto.
14172 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14174 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
14175 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
14176 emit_library_call_value.
14177 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
14178 * tree.h (ECF_LIBCALL_BLOCK): Removed.
14179 * calls.c (initialize_argument_information, precompute_arguments,
14180 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
14181 (precompute_arguments): Removed flags parameter.
14182 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
14184 2008-05-14 Richard Guenther <rguenther@suse.de>
14186 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
14187 Make sure to register the store if the use is a PHI_NODE.
14189 2008-05-14 Olivier Hainque <hainque@adacore.com>
14191 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
14192 memory if the component is to be referenced in BLKmode according
14193 to get_inner_reference.
14195 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
14197 * calls.c (emit_library_call_value_1): Restore code clearing
14198 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
14200 2008-05-14 Olivier Hainque <hainque@adacore.com>
14201 Nicolas Roche <roche@adacore.com>
14203 * configure.ac: Add support for a "gcc_subdir" variable in
14204 config-lang.in, to denote a subdirectory where the language/GCC
14205 integration files are to be found.
14206 * configure: Regenerate.
14208 2008-05-14 Ira Rosen <irar@il.ibm.com>
14210 PR tree-optimization/36098
14211 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
14212 value for the first load in the group in case of a gap.
14213 (vect_build_slp_tree): Check that there are no gaps in loads.
14215 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14217 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
14218 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
14219 expand_copysign_bit, ): Change call to emit_no_conflict_block to
14220 emit_insn and remove unneeded code to construct extra args.
14221 (emit_no_conflict_block): Removed.
14222 * optabls.h: (emit_no_conflict_block): Removed.
14223 * cse.c (cse_extended_basic_block): Remove search for
14224 REG_NO_CONFLICT note.
14225 * global.c: Removed incorrect comment added in revision 117.
14226 * expr.c (convert_move): Change call to emit_no_conflict_block to
14228 * recog.c: Change comments so that they do not mention
14230 * local_alloc.c (combine_regs): Removed last parameter.
14231 (no_conflict_p): Removed.
14232 (block_alloc): Removed note, no_conflict_combined_regno and set
14233 local vars. Removed all code to process REG_NO_CONFLICT blocks.
14234 (combine_regs): Removed already_dead and code to look for
14235 REG_NO_CONFLICT notes.
14236 * lower_subreg (remove_retval_note): Removed code to look for
14237 REG_NO_CONFLICT block.
14238 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
14239 (resolve_clobber): Remove code to process libcalls that have
14240 REG_NO_CONFLICT notes.
14241 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
14243 * combine.c (can_combine_p, distribute_notes): Removed
14244 REG_NO_CONFLICT case.
14245 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
14247 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
14248 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
14250 * reg-notes.def (NO_CONFLICT): Removed.
14252 2008-05-14 David S. Miller <davem@davemloft.net>
14254 * config/sparc/sparc.c (sparc_profile_hook): If
14255 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
14256 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
14257 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14259 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
14261 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
14263 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
14266 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
14267 and op1 expansion before vector concat to have less live pseudos.
14269 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
14271 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14272 ix86_expand_vector_set if supported.
14274 2008-05-13 Diego Novillo <dnovillo@google.com>
14275 Kenneth Zadeck <zadeck@naturalbridge.com>
14277 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
14279 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
14280 phinodes_print_statistics, init_ssanames, fini_ssanames,
14281 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
14282 release_ssa_name, release_defs, replace_ssa_name_symbol,
14283 ssanames_print_statistics): Move ...
14284 * tree-flow.h: ... here.
14285 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
14286 Use FN instead of cfun.
14287 (make_ssa_name_fn): Rename from make_ssa_name.
14288 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
14289 * tree-flow-inline.h (make_ssa_name): Move from
14290 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
14291 * omp-low.c (expand_omp_parallel):
14292 * tree-flow-inline.h (redirect_edge_var_map_result):
14293 * tree-ssa.c (init_tree_ssa): Add argument FN.
14294 Use it instead of cfun. Update all users.
14296 2008-05-13 Tom Tromey <tromey@redhat.com>
14298 PR preprocessor/22168:
14299 * doc/cpp.texi (Top): Update menu.
14300 (Alternatives to Wrapper #ifndef): New node.
14301 (Other Directives): Document deprecation.
14302 (Obsolete Features): Remove menu.
14303 (Assertions): Merge node into Obsolete Features.
14304 (Obsolete once-only headers): Move earlier; rename to Alternatives
14305 to Wrapper #ifndef.
14306 * doc/cppopts.texi: Update.
14307 * c.opt (Wdeprecated): Enable for C and ObjC.
14308 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
14309 (C++ Dialect Options): Move -Wno-deprecated from here to...
14310 (Warning Options): ... here.
14312 2008-05-13 Richard Guenther <rguenther@suse.de>
14314 PR middle-end/36227
14315 * fold-const.c (fold_sign_changed_comparison): Do not allow
14316 changes in pointer-ness.
14318 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14321 * config/sh/sh.c (sh_expand_prologue): Don't clear
14322 RTX_FRAME_RELATED_P for push insns.
14324 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
14326 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
14328 2008-05-12 Anatoly Sokolov <aesok@post.ru>
14330 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
14331 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
14332 Use 'machine->is_leaf' instead of 'leaf_func_p'.
14334 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
14336 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
14337 (*vec_concatv4sf_sse): This.
14338 (*sse2_concatv2si): Renamed to ...
14339 (*vec_concatv2si_sse2): This.
14340 (*sse1_concatv2si): Renamed to ...
14341 (*vec_concatv2si_sse): This.
14342 (*vec_concatv2di_rex): Renamed to ...
14343 (*vec_concatv2di_rex64): This.
14344 (*vec_concatv2si_sse4_1): New.
14345 (*vec_concatv2di_rex64_sse4_1): Likewise.
14347 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
14349 PR rtl-optimization/36111
14350 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
14351 that was created for swappable operands.
14353 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
14356 * Makefile.in: Substitute GNATMAKE and GNATBIND.
14357 * configure.ac: Add call to ACX_PROG_GNAT.
14359 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
14361 * optc-gen.awk: Fix comment typo.
14363 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14365 * pretty-print.c (pp_integer_with_precision): Use
14366 HOST_LONG_LONG_FORMAT.
14368 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
14370 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
14372 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
14374 * config/i386/i386.c (bdesc_ptest): Removed.
14375 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
14376 (bdesc_args): Add __builtin_ia32_ptestz128,
14377 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
14378 (ix86_init_mmx_sse_builtins): Updated.
14379 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
14380 (ix86_expand_builtin): Updated.
14382 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
14384 * tree-cfg.c (valid_fixed_convert_types_p): New function.
14385 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
14387 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
14389 * value-prof.c (interesting_stringop_to_profile): Do not
14390 return early for BUILT_IN_MEMPCPY.
14392 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
14394 * calls.c (expand_call): Don't use callgraph to increase
14395 preferred_stack_boundary.
14397 * cgraph.h (cgraph_rtl_info): Use unsigned on
14398 preferred_incoming_stack_boundary.
14400 * final.c (rest_of_clean_state): Use unsigned on
14401 preferred_stack_boundary.
14403 2008-05-09 Tom Tromey <tromey@redhat.com>
14405 PR preprocessor/22231:
14406 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
14409 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
14411 PR tree-optimization/36129
14412 * tree-ssa-ccp.c: Include value-prof.h.
14413 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
14414 built-in function was folded to a constant.
14415 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
14417 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
14418 Sebastian Pop <sebastian.pop@amd.com>
14420 * tree-scalar-evolution.c: Document instantiate_scev.
14421 (instantiate_parameters_1): Renamed instantiate_scev_1.
14422 Don't use the same loop for instantiation_loop and evolution_loop.
14423 (instantiate_scev): New.
14424 (instantiate_parameters): Moved...
14425 (resolve_mixers): Update call to instantiate_scev_1 to pass the
14426 same loop twice. Maintains the semantics for this function.
14427 * tree-scalar-evolution.h (instantiate_scev): Declare.
14428 (instantiate_parameters): ...here. Now static inline.
14429 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
14430 instead of resolve_mixers.
14432 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14434 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
14436 2008-05-09 Tomas Bily <tbily@suse.cz>
14438 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
14439 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
14440 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14441 * c-common.c (c_common_truthvalue_conversion): Likewise.
14442 * tree-object-size.c (compute_object_offset): Likewise.
14443 * tree-inline.c (estimate_num_insns_1): Likewise.
14444 * varasm.c (const_hash_1, compare_constant, copy_constant)
14445 (compute_reloc_for_constant, output_addressed_constants)
14446 (initializer_constant_valid_p): Likewise.
14447 * c-omp.c (check_omp_for_incr_expr): Likewise.
14448 * gimplify.c (gimplify_expr): Likewise.
14449 * c-typeck.c (c_finish_return): Likewise.
14450 * tree-vectorizer.c (supportable_widening_operation)
14451 (supportable_narrowing_operation): Likewise.
14452 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
14453 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
14454 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14455 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
14456 (descr_info_loc): Likewise.
14457 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14458 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
14459 (fold_unary): Likewise.
14460 * builtins.c (get_pointer_alignment): Likewise.
14461 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
14462 (instantiate_parameters_1): Likewise.
14463 * tree.c (expr_align, stabilize_reference): Likewise.
14464 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
14465 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
14466 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
14467 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14468 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
14469 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
14471 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
14472 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
14473 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
14474 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
14475 (forward_propagate_comparison)
14476 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14477 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
14478 * emit-rtl.c (component_ref_for_mem_expr)
14479 (set_mem_attributes_minus_bitpos): Likewise.
14480 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14481 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
14483 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
14484 (build_function_call, pointer_diff, build_compound_expr)
14485 (c_finish_return): Likewise.
14486 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
14487 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
14489 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
14490 * expr.c (is_aligning_offset): Likewise.
14491 * tree-ssa-alias.c (is_escape_site): Likewise.
14492 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
14493 (check_all_va_list_escapes): Likewise.
14494 * tree-ssa-loop-ivopts.c (determine_base_object)
14495 (determine_common_wider_type): Likewise.
14496 * dojump.c (do_jump): Likewise.
14497 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
14498 * tree-gimple.c (is_gimple_cast): Likewise.
14499 * fold-const.c (decode_field_reference, )
14500 (fold_sign_changed_comparison, fold_unary, fold_comparison)
14501 (fold_binary): Likewise.
14502 * tree-ssa-alias-warnings.c (find_alias_site_helper)
14503 (already_warned_in_frontend_p): Likewise.
14504 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
14505 * tree.c (really_constant_p, get_unwidened): Likewise.
14506 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
14507 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
14508 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
14510 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
14512 (CONVERT_EXPR_P): Define.
14513 (CASE_CONVERT): Define.
14515 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
14517 PR middle-end/36117
14518 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
14519 (delete_unmarked_insns): When deleting a call, call
14520 delete_unreachable_blocks.
14521 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14522 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
14524 2008-05-08 Richard Guenther <rguenther@suse.de>
14526 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
14527 (-ftree-salias): Likewise.
14528 (salias-max-implicit-fields): Remove param documentation.
14529 (salias-max-array-elements): Likewise.
14530 * tree-pass.h (pass_create_structure_vars): Remove.
14531 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14532 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14533 * tree-ssa-alias.c (create_structure_vars): Remove.
14534 (gate_structure_vars): Likewise.
14535 (pass_create_structure_vars): Likewise.
14536 (gate_build_alias): Likewise.
14537 (pass_build_alias): Adjust to run always and dump the function.
14538 * common.opt (ftree-salias): Hide.
14539 * passes.c (init_optimization_passes): Remove
14540 pass_create_structure_vars, adjust comment.
14541 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14542 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14543 * opts.c (decode_options): Do not set flag_tree_salias.
14544 (common_handle_option): Add OPT_ftree_salias to the backward
14545 compatibility section.
14547 2008-05-08 Richard Guenther <rguenther@suse.de>
14549 * tree-flow-inline.h (var_can_have_subvars): Move ...
14550 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
14551 * tree-flow.h (var_can_have_subvars): Remove.
14552 (push_fields_onto_fieldstack): Remove.
14553 (sort_fieldstack): Likewise.
14554 (struct fieldoff): Move ...
14555 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
14556 alias_set and base_for_components fields.
14557 (sort_fieldstack): Make static.
14558 (push_fields_onto_fieldstack): Likewise. Remove code that
14559 handles anything but RECORD_TYPEs. Remove alias_set and
14560 base_for_components handling.
14561 (create_variable_info_for): Adjust.
14563 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
14565 * common.opt (Wframe-larger-than=): Shorten the help message
14567 * doc/invoke.texi (Wframe-larger-than=): Add more description.
14569 2008-05-08 Rafael Espíndola <espindola@google.com>
14571 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
14573 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
14574 trap and that both operands are gimple values.
14575 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
14576 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
14579 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14581 * read-rtl.c (join_c_conditions): Return the first string if the
14582 two strings are equal.
14584 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14586 * gensupport.h (pred_data): Add a "num_codes" field.
14587 (add_predicate_code): Declare.
14588 * gensupport.c (add_predicate_code): New function.
14589 (std_pred_table): Add an "allows_const_p" field.
14590 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
14591 Remove the (incomplete) list of such codes from the codes field.
14592 (init_predicate_table): Use add_predicate_code. Add all
14593 RTX_CONST_OBJs if allows_const_p is true.
14594 * genrecog.c (process_define_predicate): Use add_predicate_code.
14596 2008-05-08 David Daney <ddaney@avtrex.com>
14597 Richard Sandiford <rsandifo@nildram.co.uk>
14599 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
14600 special case of constant zero operands.
14601 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
14602 old and new values. Special case constant zero values.
14603 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
14605 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
14606 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
14608 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
14611 * simplify-rtx.c (simplify_plus_minus): Create CONST of
14612 similar RTX_CONST_OBJ before CONST_INT.
14614 2008-05-08 Steve Ellcey <sje@cup.hp.com>
14616 * stmt.c (expand_stack_restore): Change sa mode if needed.
14618 2008-05-08 Richard Guenther <rguenther@suse.de>
14620 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
14621 return type to bool.
14622 (ix86_sol10_return_in_memory): Likewise.
14623 (ix86_i386elf_return_in_memory): Likewise.
14624 (ix86_i386interix_return_in_memory): Likewise.
14625 * config/i386/i386.c (ix86_return_in_memory): Likewise.
14626 (ix86_sol10_return_in_memory): Likewise.
14627 (ix86_i386elf_return_in_memory): Likewise.
14628 (ix86_i386interix_return_in_memory): Likewise.
14630 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14633 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
14635 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
14636 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
14639 2008-05-08 Richard Guenther <rguenther@suse.de>
14641 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
14642 * tree-data-ref.h (struct dr_alias): Remove subvars field.
14643 (DR_SUBVARS): Remove.
14644 * tree-dfa.c (dump_subvars_for): Remove.
14645 (debug_subvars_for): Likewise.
14646 (dump_variable): Do not dump subvars.
14647 (remove_referenced_var): Do not remove subvars.
14648 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
14649 (lookup_subvars_for_var): Remove.
14650 (get_subvars_for_var): Likewise.
14651 (get_subvars_at): Likewise.
14652 (get_first_overlapping_subvar): Likewise.
14653 (overlap_subvar): Likewise.
14654 * tree-flow.h (subvar_t): Remove.
14655 (struct var_ann_d): Remove subvars field.
14656 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
14657 argument. Remove special handling of SFTs.
14658 (compute_tag_properties): Likewise.
14659 (set_initial_properties): Likewise.
14660 (compute_call_clobbered): Likewise.
14661 (count_mem_refs): Likewise.
14662 (compute_memory_partitions): Likewise.
14663 (compute_flow_insensitive_aliasing): Likewise.
14664 (setup_pointers_and_addressables): Likewise.
14665 (new_type_alias): Likewise.
14666 (struct used_part): Remove.
14667 (used_portions): Likewise.
14668 (struct used_part_map): Likewise.
14669 (used_part_map_eq): Likewise.
14670 (used_part_map_hash): Likewise.
14671 (free_used_part_map): Likewise.
14672 (up_lookup): Likewise.
14673 (up_insert): Likewise.
14674 (get_or_create_used_part_for): Likewise.
14675 (create_sft): Likewise.
14676 (create_overlap_variables_for): Likewise.
14677 (find_used_portions): Likewise.
14678 (create_structure_vars): Likewise.
14679 * tree.def (STRUCT_FIELD_TAG): Remove.
14680 * tree.h (MTAG_P): Adjust.
14681 (struct tree_memory_tag): Remove base_for_components and
14682 unpartitionable flags.
14683 (struct tree_struct_field_tag): Remove.
14684 (SFT_PARENT_VAR): Likewise.
14685 (SFT_OFFSET): Likewise.
14686 (SFT_SIZE): Likewise.
14687 (SFT_NONADDRESSABLE_P): Likewise.
14688 (SFT_ALIAS_SET): Likewise.
14689 (SFT_UNPARTITIONABLE_P): Likewise.
14690 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
14691 (union tree_node): Remove sft field.
14692 * alias.c (get_alias_set): Remove special handling of SFTs.
14693 * print-tree.c (print_node): Remove handling of SFTs.
14694 * tree-dump.c (dequeue_and_dump): Likewise.
14695 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
14696 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
14697 * tree-predcom.c (set_alias_info): Do not set subvars.
14698 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
14699 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
14700 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
14701 (add_vars_for_offset): Remove.
14702 (add_virtual_operand): Remove special handling of SFTs.
14703 (add_call_clobber_ops): Likewise.
14704 (add_call_read_ops): Likewise.
14705 (get_asm_expr_operands): Likewise.
14706 (get_modify_stmt_operands): Likewise.
14707 (get_expr_operands): Likewise.
14708 (add_to_addressable_set): Likewise.
14709 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
14710 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14711 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
14712 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
14713 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
14714 (tree_node_structure): Likewise.
14715 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
14717 (find_what_p_points_to): Likewise.
14719 2008-05-08 Sa Liu <saliu@de.ibm.com>
14721 * config/spu/spu.md: Fixed subti3 pattern.
14723 2008-05-08 Richard Guenther <rguenther@suse.de>
14725 PR middle-end/36154
14726 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
14727 sure to create a representative for trailing arrays for PTA.
14729 2008-05-08 Richard Guenther <rguenther@suse.de>
14731 PR middle-end/36172
14732 * fold-const.c (operand_equal_p): Two objects which types
14733 differ in pointerness are not equal.
14735 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14737 * calls.c (compute_argument_block_size): Add argument tree fndecl.
14738 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
14739 (emit_library_call_value_1): Add new variable fndecl initialized by
14740 NULL_TREE. It should be the decl type of orgfun, but this information
14741 seems not to be available here, so it uses the default calling abi.
14742 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
14743 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
14744 by TARGET_RETURN_IN_MEMORY.
14745 * config/i386/i386-interix.h: Likewise.
14746 * config/i386/i386.h: Likewise.
14747 * config/i386/i386elf.h: Likewise.
14748 * config/i386/ptx4-i.h: Likewise.
14749 * config/i386/sol2-10.h: Likewise.
14750 * config/i386/sysv4.h: Likewise.
14751 * config/i386/vx-common.h: Likewise.
14752 * config/cris/cris.h: Removed #if 0 clause.
14753 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
14754 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
14756 (ix86_sol10_return_in_memory): Likewise.
14757 (ix86_i386elf_return_in_memory): New.
14758 (ix86_i386interix_return_in_memory): New.
14759 * config/mt/mt-protos.h (mt_return_in_memory): New.
14760 * config/mt/mt.c: Likewise.
14761 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14762 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
14763 * config/bfin/bfin.h: Likewise.
14764 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
14766 * config/bfin/bfin.c: Likewise.
14767 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14768 * config/alpha/unicosmk.h: Likewise.
14769 * config/i386/cygming.h: Likewise.
14770 * config/iq2000/iq2000.h: Likewise.
14771 * config/mips/mips.h: Likewise.
14772 * config/mn10300/mn10300.h: Likewise.
14773 * config/rs6000/rs6000.h: Likewise.
14774 * config/score/score.h: Likewise.
14775 * config/spu/spu.h: Likewise.
14776 * config/v850/v850.h: Likewise.
14777 * defaults.h: Likewise.
14778 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
14779 * expr.c (emit_block_move): Adjust use of
14780 OUTGOING_REG_PARM_STACK_SPACE.
14781 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
14782 OUTGOING_REG_PARM_STACK_SPACE.
14783 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
14785 2008-05-08 Jakub Jelinek <jakub@redhat.com>
14787 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
14788 on OMP_RETURN for OMP_FOR.
14791 * dwarf2out.c (dw_expand_expr, common_check): Removed.
14792 (fortran_common): New function.
14793 (gen_variable_die): Call fortran_common instead of common_check,
14794 adjust for it returning tree instead of rtx. Formatting.
14796 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14800 * see.c (see_copy_insn): Copy new pure const attributes for new call.
14801 * c-decl.c (merge_decls): Ditto.
14802 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
14803 to RTL_CONST_OR_PURE_CALL_P.
14804 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
14805 Initialized DECL_LOOPING_CONST_PURE.
14806 (process_call_operands): Set tree_side_effects properly.
14807 * tree.h (TREE_READONLY_DECL_P): Removed.
14808 (DECL_IS_PURE): Renamed to DECL_PURE_P.
14809 (DECL_LOOPING_OR_CONST_P): New macro.
14810 (struct tree_function_decl): Added looping_const_or_pure_p.
14811 (ECF_*) Renumbered.
14812 (ECF_LOOPING_OR_CONST_P): New macro.
14813 * rtlanal.c (pure_const_p): Removed.
14814 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
14815 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
14816 to RTL_CONST_CALL_P.
14817 * ipa-pure-const.c (pure_const_state_e): Added looping field.
14818 (check_decl, check_tree, check_call, scan_function): Initialize
14820 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
14821 (static_execute): Set looping true for recursive functions.
14822 Undo setting state to IPA_NEITHER for recursive functions.
14823 * cse.c (cse_insn):
14824 * ifcvt.c (noce_can_store_speculate_p): Changed
14825 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
14826 RTL_CONST_OR_PURE_CALL_P.
14827 * dse.c (scan_insn): Ditto.
14828 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
14829 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
14830 RTL_CONST_OR_PURE_CALL_P.
14831 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
14832 pure_call_p to RTL_CONST_CALL_P.
14833 * gimplify.c (gimplify_call_expr): Clear side effects for
14834 non-looping pure and constant calls.
14835 * calls.c (emit_call_1): Set rtl flags from ecf flags.
14836 (flags_from_decl_or_type): Set ecf flags from decl flags.
14837 (initialize_argument_information): Turn off
14838 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
14839 Change const to pure if callee_copies is true rather than just
14841 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
14842 way of marking pure calls.
14843 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
14844 Remove hack that was supposed to fix pr7335 and remove old
14845 way of marking pure calls.
14846 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
14847 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
14848 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
14849 RTL_CONST_OR_PURE_CALL_P.
14850 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
14851 * loop-invariant.c (find_exits, find_invariant_bb): Changed
14852 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
14853 * sched-deps.c (schedule_analyze): Ditto.
14854 * rtl.h (struct rtx_def): Use call field, unchanging field, and
14855 return_val field of calls to represent pure and const function info.
14856 (CONST_OR_PURE_CALL_P): Deleted macro.
14857 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14858 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
14859 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
14861 * tree-optimize.c (execute_fixup_cfg): Added test for
14862 ECF_LOOPING_CONST_OR_PURE.
14863 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
14865 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
14866 effects for looping pure or const calls.
14867 (verify_gimple_expr): Added verification code.
14868 * config/alpha/alpha.c (alpha_legitimize_address,
14869 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
14871 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
14872 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
14873 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
14874 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
14875 RTL_CONST_OR_PURE_CALL_P.
14876 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
14877 and const calls to be deleted.
14879 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14882 * config/i386/mmx.md (mmx_subv2sf3): New expander.
14883 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
14884 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
14885 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14886 to handle nonimmediate operands.
14887 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
14888 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
14889 to handle nonimmediate operands.
14890 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
14891 (mmx_pmulhrwv4hi3): New expander. Use
14892 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14893 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
14894 (sse2_umulv1siv1di3): New expander. Use
14895 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14896 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
14897 (mmx_eq<mode>3): New expander. Use
14898 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14899 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
14900 (mmx_uavgv8qi3): New expander. Use
14901 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14902 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
14903 (mmx_uavgv4hi3): New expander. Use
14904 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14906 * config/i386/sse.md
14907 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
14908 to handle nonimmediate operands.
14909 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
14910 to handle nonimmediate operands.
14911 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
14912 to handle nonimmediate operands.
14913 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
14914 to handle nonimmediate operands.
14915 (sse2_unpckhpd_exp): New expander. Use
14916 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14917 (sse2_unpcklpd_exp): New expander. Use
14918 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14919 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
14920 to handle nonimmediate operands.
14921 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
14922 to handle nonimmediate operands.
14923 (*sse2_<plusminus_insn><mode>3): Rename from
14924 sse2_<plusminus_insn><mode>3 insn pattern.
14925 (sse2_<plusminus_insn><mode>3): New expander. Use
14926 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14927 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
14928 (sse2_umulv2siv2di3): New expander. Use
14929 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14930 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
14931 (sse4_1_mulv2siv2di3): New expander. Use
14932 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14933 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
14934 (sse2_pmaddwd): New expander. Use
14935 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14936 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
14937 (sse2_eq<mode>3): New expander. Use
14938 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14939 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
14940 (sse4_1_eqv2di3): New expander. Use
14941 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14942 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14943 (sse2_uavgv16qi3): New expander. Use
14944 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14945 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14946 (sse2_uavgv16qi3): New expander. Use
14947 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14948 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
14949 (sse2_uavgv8hi3): New expander. Use
14950 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14951 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
14952 (ssse3_pmulhrswv8hi3): New expander. Use
14953 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14954 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
14955 (ssse3_pmulhrswv4hi3): New expander. Use
14956 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14958 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
14959 (<sse>_vmmul<mode>3): Ditto.
14960 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
14962 (ssse3_pmaddubsw128): Use register_operand for operand 1.
14963 (ssse3_pmaddubsw): Ditto.
14965 * config/i386/i386.c (struct_builtin_description)
14966 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
14967 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
14968 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
14969 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
14970 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
14971 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
14972 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
14973 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
14974 (ix86_fixup_binary_operands): Assert that src1
14975 and src2 must have the same mode when swapped.
14976 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
14977 and ix86_binary_operator_ok. Do not force operands in registers
14980 2008-05-07 Jan Hubicka <jh@suse.cz>
14982 * cgraph.c (dump_cgraph_node): Update.
14983 * cgraph.h (cgraph_local_info): Break out inline summary.
14984 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
14986 * ipa-inline (inline_summary): New accestor function.
14987 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
14988 cgraph_decide_inlining, compute_inline_parameters): Update.
14989 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
14991 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14993 Cleanup ColdFire scheduling support and add V4 pipeline model.
14995 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
14996 (define_attr cpu): Add cfv4 value.
14997 (define_attr type, define_attr type1): Merge into a single 'type'
14998 attribute. Update all uses.
14999 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15000 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15002 (define_attr opx_mem, define_attr opy_mem): Remove.
15003 (define_attr op_mem): Clean up, update comment.
15004 (define_attr size): Use specific values instead of general int.
15005 (define_attr guess, define_attr split): Remove. Update all uses.
15006 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15007 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15008 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15009 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15010 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15011 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15012 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15013 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15014 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15015 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15016 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15017 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15018 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15019 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15020 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15021 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15022 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15023 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15024 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15025 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15026 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15027 Update or set attributes.
15028 (stack_tie): New fake instruction.
15030 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15031 (m68k_sched_attr_size): Update declaration.
15032 (m68k_sched_attr_type2): Remove.
15033 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15034 Declare new bypass predicates.
15036 * config/m68k/m68k.c (m68k_sched_issue_rate,
15037 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15039 (TARGET_SCHED_ISSUE_RATE,
15040 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15041 (override_options): Handle scheduling for ColdFire V4 core.
15042 (m68k_expand_prologue): Emit stack_tie.
15043 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15044 'OP_TYPE_FPN'. Update all uses.
15045 (sched_guess_p): Remove.
15046 (sched_address_type): Handle symbolic addresses.
15047 (sched_get_operand): New static function.
15048 (sched_operand_type): Merge into sched_attr_op_type.
15049 (sched_attr_op_type): Handle FP registers, handle quick constants,
15051 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15052 (m68k_sched_attr_size): Update. Move logic to ...
15053 (sched_get_attr_size_int): New static function.
15054 (sched_get_opxy_mem_type): New static function.
15055 (m68k_sched_attr_op_mem): Update.
15056 (m68k_sched_attr_type2): Remove.
15057 (sched_cfv4_bypass_data): New static variable.
15058 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15059 (m68k_sched_issue_rate): Implement scheduler hook.
15060 (struct _sched_ib: enabled_p): New field.
15061 (m68k_sched_variable_issue): Update. Handle V4.
15062 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15063 sched_dump_class_func_t, sched_dump_split_class,
15064 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15065 sched_dump_dfa_class, m68k_sched_dump): Remove.
15066 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15068 (m68k_sched_init_global): Remove statisctics dumping, introduce
15069 sanity check that all instructions have pipeline reservations. Handle
15071 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15072 Handle ColdFire V4 core.
15073 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15074 New static functions.
15075 (m68k_sched_address_bypass_p): New bypass predicate.
15076 (sched_get_indexed_address_scale): New static function.
15077 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15079 * cf.md: Update comments.
15080 (define_attr type2): Remove. Use 'type' attribute instead.
15082 (cf_ib): Rename to cfv123_ib. Update all uses.
15083 (cf_oep): Rename to cfv123_oep. Update all uses.
15084 (cf_chr): Rename to cfv123_chr. Update all uses.
15085 (cf_mem): Rename to cfv123_mem. Update all uses.
15086 (cf_mac): Move to more appropriate place.
15087 (cfv123_guess): New automaton and cpu_unit.
15088 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15089 Update uses of 'size' attribute. Handle before reload scheduling.
15090 (cfv123_guess): New dummy reservation for unhandled instructions.
15091 (cfv4_*): Pipeline description of ColdFire V4 core.
15092 (ignore): New reservation to handle 'ignore' type.
15094 2008-05-07 Ian Lance Taylor <iant@google.com>
15096 PR middle-end/36013
15097 * gimplify.c (find_single_pointer_decl_1): Don't look through
15099 (find_single_pointer_decl): Adjust comments.
15101 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15103 PR middle-end/36137
15104 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15105 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15107 PR middle-end/36106
15108 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15109 integral type rather than floating point, then VIEW_CONVERT_EXPR
15110 to the floating point type.
15112 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15114 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15115 TFmode op0 to register.
15117 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15119 * c-decl.c (grokdeclarator): Comment typo.
15121 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15123 * tree-flow.h: Remove prototype for computed_goto_p.
15124 * tree-cfg.c (computed_goto_p): Make static.
15126 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15129 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15130 (contains_aligned_value_p): This. Handle _Decimal128.
15131 (ix86_function_arg_boundary): Only align _Decimal128 to its
15132 natural boundary and handle it properly.
15134 2008-05-06 Martin Jambor <mjambor@suse.cz>
15136 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15137 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15138 (ipcp_method_set_orig_node): Removed.
15139 (ipcp_cval_get_cvalue_type): Removed.
15140 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
15141 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
15142 (ipcp_cval_set_cvalue_type): Removed.
15143 (ipcp_cval_get_cvalue): Removed.
15144 (ipcp_cval_set_cvalue): Removed.
15145 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15146 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15147 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15148 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15149 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15150 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15151 (ipcp_get_ith_lattice): Changed parameters.
15152 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15153 (ipcp_lattice_from_jfunc): Changed parameters.
15154 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15155 (ipcp_method_cval_print): Added temporary variable info.
15156 (ipcp_redirect): Removed already unused local variable caller.
15157 (ipcp_redirect): New temporary variable orig_callee_info
15158 (ipcp_redirect): Removed newly unused local variable callee.
15159 (ipcp_redirect): Removed (a bit confusing) local variable type.
15160 (ipcp_insert_stage): Added local variable info.
15161 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
15163 (ipcp_formal_create): Removed.
15164 (ipcp_method_cval_set): Removed.
15165 (ipcp_propagate_stage): Renamed lattice variables.
15166 (ipcp_method_cval_set_cvalue_type): Removed.
15167 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
15168 (ipcp_print_all_lattices): Changed printed strings to refer to
15169 lattices rather than cvals.
15170 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
15171 (ipcp_propagate_const): Changed formal parameters.
15172 (build_const_val): Changed formal parameters.
15173 (ipcp_insert_stage): Removed useless variable cvalue
15174 (build_const_val): Changed formal parameters.
15175 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
15176 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
15177 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
15178 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
15179 (ipcp_print_func_profile_counts): Changed string from "method" to
15181 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
15182 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
15183 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
15184 (ipcp_structures_print): Renamed to ipcp_print_all_structures
15185 (ipcp_profile_print): Renamed to ipcp_print_profile_data
15186 (ipcp_lat_is_const): Changed parameters and made inline.
15187 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
15188 (ipcp_redirect): Renamed to ipcp_need_redirect_p
15189 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
15190 the predicate condition directly
15191 (ipcp_propagate_stage): Added local variable args. Removed local
15192 variable callee. (Both are mere code simplifications.)
15193 (ipcp_method_dont_insert_const): Renamed to
15194 ipcp_node_not_modifiable_p.
15195 (ipcp_node_not_modifiable_p): Made inline.
15196 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
15197 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
15198 (ipcp_print_all_lattices): Removed variable cvalue
15199 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
15202 2008-05-06 Olivier Hainque <hainque@adacore.com>
15204 * tree-sra.c (try_instantiate_multiple_fields): Early return
15205 if field has POINTER_TYPE.
15207 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
15209 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
15210 by using 'q' specifier for instruction.
15211 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
15213 2008-05-06 Anatoly Sokolov <aesok@post.ru>
15215 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15216 Change mode of zero_extract from QImode to HImode.
15217 (sign bit tests peepholes): (Ditto.).
15219 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
15221 * config/i386/mmx.md: Remove double backslashes from asm templates.
15222 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
15223 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15224 to handle nonimmediate operands.
15225 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
15226 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15227 to handle nonimmediate operands.
15228 (*mmx_<code>v2sf3_finite): New insn pattern.
15229 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
15230 (mmx_<code>v2sf3): New expander. Use
15231 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15232 (mmx_<plusminus_insn><mode>3): New expander. Use
15233 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15234 (*mmx_<plusminus_insn><mode>3): New insn pattern.
15235 (mmx_add<mode>3): Removed.
15236 (mmx_ssadd<mode>3): Ditto.
15237 (mmx_usadd<mode>3): Ditto.
15238 (mmx_sub<mode>3): Ditto.
15239 (mmx_sssub<mode>3): Ditto.
15240 (mmx_ussub<mode>3): Ditto.
15241 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
15242 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
15243 to handle nonimmediate operands.
15244 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
15246 (mmx_smulv4hi3_highpart): New expander. Use
15247 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15248 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
15250 (mmx_umulv4hi3_highpart): New expander. Use
15251 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15252 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
15253 (mmx_<code>v4hi3): New expander. Use
15254 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15255 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
15256 (mmx_<code>v8qi3): New expander. Use
15257 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15258 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
15259 (mmx_<code><mode>3): New expander. Use
15260 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15262 2008-05-05 Jan Hubicka <jh@suse.cz>
15264 PR tree-optimization/36118
15265 * passes.c (pass_init_dump_file): Fix dump header.
15267 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
15269 PR middle-end/36141
15270 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
15271 VCE for function decls.
15273 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15275 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
15277 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15279 * config/i386/i386.md (sat_plusminus): New.
15280 (plusminus_insn): Likewise.
15281 (plusminus_mnemonic): Likewise.
15283 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
15284 (*<addsub><mode>3_cc_overflow): Renamed to ...
15285 (*<plusminus_insn><mode>3_cc_overflow): This.
15286 (*<addsub>si3_zext_cc_overflow): Renamed to ...
15287 (*<plusminus_insn>si3_zext_cc_overflow): This.
15289 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
15290 (<plusminus_insn><mode>3): This.
15291 (*<addsub><mode>3): Renamed to ...
15292 (*<plusminus_insn><mode>3): This.
15293 (<sse>_vm<addsub><mode>3): Renamed to ...
15294 (<sse>_vm<plusminus_insn><mode>3): This.
15295 (sse3_h<addsub>v4sf3): Renamed to ...
15296 (sse3_h<plusminus_insn>v4sf3): This.
15297 (sse3_h<addsub>v2df3): Renamed to ...
15298 (sse3_h<plusminus_insn>v2df3): This.
15299 (<plusminus_insn><mode>3): New.
15300 (*<plusminus_insn><mode>3): Likewise.
15301 (sse2_<plusminus_insn><mode>3): Likewise.
15302 (add<mode>): Removed.
15303 (*add<mode>3): Likewise.
15304 (sse2_ssadd<mode>3): Likewise.
15305 (sse2_usadd<mode>3): Likewise.
15306 (sub<mode>3): Likewise.
15307 (*sub<mode>3): Likewise.
15308 (sse2_sssub<mode>3): Likewise.
15309 (sse2_ussub<mode>3): Likewise.
15311 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
15313 * gthr-single.h: Add in required interface elements as per gthr.h.
15314 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
15315 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
15316 Generalize UNUSED macro.
15317 (__gthread_once): Add.
15318 (__gthread_key_create): Add.
15319 (__gthread_key_delete): Add.
15320 (__gthread_getspecific): Add.
15321 (__gthread_setspecific): Add.
15323 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
15325 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
15326 the same size types for the indirect reference on the rhs, then
15329 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
15331 * config/i386/i386.md
15332 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
15333 one insn template instead of template series.
15334 (*xordi_1_rex64): Ditto.
15335 (*xordi_2_rex64): Ditto.
15337 2008-05-05 Ira Rosen <irar@il.ibm.com>
15339 PR tree-optimization/36119
15340 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
15343 2008-06-04 Jan Hubicka <jh@suse.cz>
15345 tree-optimization/36100
15346 * tree-pass.h (pass_O0_always_inline): Declare.
15347 * ipa-inline.c (inline_transform): Remove dead code.
15348 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
15349 pass_O0_always_inline): New.
15350 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
15352 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
15354 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
15355 mnemonic in this_param move for TARGET_64BIT.
15357 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
15359 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
15360 (*strmovsi_rex_1): Ditto.
15361 (*strsetsi_1): Ditto.
15362 (*strsetsi_rex_1): Ditto.
15364 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
15365 adddicc expanders using SWI mode iterator.
15367 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
15370 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
15373 2008-05-04 David S. Miller <davem@davemloft.net>
15375 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
15376 (sparc*-*-linux*): Use linux.h in tm_file.
15377 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
15378 compiler defaulting to 32-bit.
15379 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
15381 * config/sparc/linux.h: Remove definitions now obtained
15382 properly from linux.h
15383 * config/sparc/linux64.h: Likewise.
15384 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
15385 don't want this setting for 32-bit builds in a biarch compiler.
15386 * doc/install.texi: Add sparc-linux to list of targets
15387 supporting --enable-targets=all.
15389 2008-05-03 Andrew Pinski <pinskia@gmail.com>
15391 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
15393 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
15395 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
15396 after V4SI_FTYPE_V8HI.
15397 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
15398 case V4SI_FTYPE_V2DF.
15400 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
15402 * doc/invoke.texi (max-flow-memory-locations): Removed.
15403 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
15405 2008-05-03 Richard Guenther <rguenther@suse.de>
15407 PR middle-end/34973
15408 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
15410 2008-05-02 David S. Miller <davem@davemloft.net>
15412 * config.gcc (need_64bit_hwint): Document libcpp dependency.
15414 2008-05-02 Simon Baldwin <simonb@google.com>
15417 * c-common.h (warn_array_subscript_range): Removed.
15418 * c-common.c (warn_array_subscript_range): Ditto.
15419 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
15420 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
15422 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15424 * config/i386/i386.c (ix86_special_builtin_type): New.
15425 (bdesc_special_args): Likewise.
15426 (ix86_expand_special_args_builtin): Likewise.
15427 (ix86_init_mmx_sse_builtins): Updated.
15428 (ix86_expand_builtin): Updated.
15429 (ix86_expand_store_builtin): Removed.
15430 (ix86_expand_unop_builtin): Likewise.
15432 * config/i386/mm3dnow.h (__v2sf): Moved to ...
15433 * config/i386/mmintrin.h (__v2sf): Here.
15435 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
15437 (_mm_loadl_pi): Likewise.
15438 (_mm_storeh_pi): Replace __v2si with __v2sf.
15439 (_mm_storel_pi): Likewise.
15441 * doc/extend.texi: Correct __builtin_ia32_loadhps,
15442 __builtin_ia32_loadlps, __builtin_ia32_storehps,
15443 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
15444 __builtin_ia32_loadlpd.
15446 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15448 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
15449 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
15450 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
15451 (ix86_init_mmx_sse_builtins): Updated.
15452 (ix86_expand_args_builtin): Likewise.
15453 (ix86_expand_builtin): Likewise.
15454 (ix86_expand_unop1_builtin): Renamed to ...
15455 (ix86_expand_unop_vec_merge_builtin): This.
15457 2008-05-01 Jan Hubicka <jh@suse.cz>
15460 * ipa-inline.c (inline_generate_summary): Make static.
15461 (inline_transform): Do not call inlining at -O0; make static.
15462 * passes.c (execute_todo): Add sanity check.
15463 (execute_one_ipa_transform_pass): Execute proper flags.
15465 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
15467 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
15468 (DECL_NONADDRESSABLE_P): Likewise.
15469 * alias.c (record_component_aliases): Fix comment.
15471 2008-05-01 Simon Baldwin <simonb@google.com>
15473 * c-common.h (warn_array_subscript_range): New function.
15474 * c-common.c (warn_array_subscript_range): Ditto.
15475 * tree-vrp.c (check_array_ref): Corrected code to agree with
15476 comment, ignoring only arrays of size 0 or size 1.
15477 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
15479 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15481 * config/i386/i386.c (ix86_builtin_type): Replace
15482 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
15483 (bdesc_args): Updated.
15484 (ix86_init_mmx_sse_builtins): Likewise.
15485 (ix86_expand_args_builtin): Likewise.
15487 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
15490 * doc/extend.texi: Correct __builtin_ia32_palignr.
15492 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15495 * config/i386/i386.c (bdesc_crc32): Removed.
15496 (ix86_expand_crc32): Likewise.
15497 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
15498 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
15499 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
15500 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
15501 UINT_FTYPE_UINT_UCHAR.
15502 (bdesc_args): Updated. Add crc32 builtins.
15503 (ix86_init_mmx_sse_builtins): Updated.
15504 (ix86_expand_args_builtin): Updated to support subreg.
15506 * doc/extend.texi: Correct __builtin_ia32_crc32di.
15508 2008-05-01 Jan Hubicka <jh@suse.cz>
15510 * tree-pass.h (opt_pass): Add IPA_PASS.
15511 (varpool_node, cgraph_node): Forward declare.
15512 (ipa_opt_pass): Define.
15513 (pass_ipa_inline): Turn into ipa_opt_pass.
15514 (pass_apply_inline): Remove.
15515 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
15516 (apply_inline): Turn into ....
15517 (inline_transform): ... this one.
15518 (inline_generate_summary): New function.
15519 (pass_apply_inline): Remove.
15520 * function.h (ipa_opt_pass): Forward declare structure; typedef;
15522 (struct function): Add ipa_transforms_to_apply.
15523 * passes.c (register_one_dump_file): Work on IPA_PASS.
15524 (init_optimization_passes): Remove pass_inline_parameters and
15526 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
15527 (execute_one_pass) ... here; apply transforms when possible.
15528 (add_ipa_transform_pass, execute_ipa_summary_asses,
15529 execute_one_ipa_transform_pass): New.
15530 (execute_ipa_pass_list): Update for IPA_PASS type.
15532 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15534 * config/i386/i386.c (ix86_builtin_type): Add
15535 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
15536 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
15537 (bdesc_args): Add SSE4a builtins.
15538 (ix86_init_mmx_sse_builtins): Updated.
15539 (ix86_expand_args_builtin): Likewise.
15540 (ix86_expand_builtin): Likewise.
15542 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15544 * config/i386/i386.c (ix86_builtin_type): Add
15545 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
15546 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
15547 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
15548 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
15549 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
15550 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
15551 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
15552 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
15553 and DI_FTYPE_DI_DI_INT.
15554 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
15555 (ix86_init_mmx_sse_builtins): Updated.
15556 (ix86_expand_args_builtin): Likewise.
15557 (ix86_expand_builtin): Likewise.
15558 (ix86_expand_binop_imm_builtin): Removed.
15560 * doc/extend.texi: Correct __builtin_ia32_palignr128.
15562 2008-04-30 Richard Guenther <rguenther@suse.de>
15564 PR tree-optimization/32921
15565 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
15567 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
15569 * config/arm/arm.c (arm_unwind_emit): Use
15570 crtl->all_throwers_are_sibcalls instead of
15571 cfun->all_throwers_are_sibcalls.
15572 (arm_output_fn_unwind): Likewise.
15573 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
15574 instead of cfun->uses_pic_offset_table.
15575 (frv_expand_prologue): Likewise.
15576 (frv_frame_pointer_required): Likewise.
15577 (frv_expand_fdpic_call): Likewise.
15578 (frv_emit_movsi): Likewise.
15579 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
15580 cfun->returns_pcc_struct instead of
15581 current_function_returns_pcc_struct.
15582 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
15583 instead of cfun->calls_eh_return.
15584 (m32c_pushm_popm): Likewise.
15585 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
15586 "extern" declaration.
15588 2008-04-30 Richard Guenther <rguenther@suse.de>
15590 PR tree-optimization/21636
15591 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
15593 (evaluate_stmt): Print the likely value.
15594 (ccp_visit_stmt): Avoid excessive vertical spacing.
15596 2008-04-30 Rafael Espíndola <espindola@google.com>
15598 * builtins.c (fold_call_expr): Return realret.
15599 * tree-ssa-threadedge.c
15600 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
15601 __builtin_object_size.
15603 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
15605 * gcc.c (wrapper_string): New variable.
15606 (insert_wrapper): New function.
15607 (execute): New option -wrapper.
15608 * doc/invoke.texi (Overall Options): New driver option -wrapper.
15610 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
15612 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
15613 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
15614 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
15616 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
15617 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
15618 config/rs6000/e500crtres64gprctr.asm,
15619 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
15620 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
15621 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
15622 config/rs6000/e500crtsav64gprctr.asm,
15623 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
15624 config/rs6000/e500crtsavg64gprctr.asm: New files.
15625 * config/rs6000/t-ppccomm: Add build rules for new files.
15626 (LIB2FUNCS_STATIC_EXTRA): Add new files.
15627 * config/rs6000/t-netbsd: Add build rules for new files.
15628 (LIB2FUNCS_STATIC_EXTRA): New variable.
15629 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
15630 (CRTSAVRES_DEFAULT_SPEC): Likewise.
15631 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
15633 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
15635 * config/i386/i386.c (ix86_builtin_type): Add
15636 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
15637 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
15638 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
15639 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
15640 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
15641 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
15642 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
15643 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
15644 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
15645 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
15646 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
15647 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
15648 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
15649 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
15650 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
15651 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
15652 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
15653 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
15654 V1DI_FTYPE_V2SI_V2SI.
15655 (bdesc_2arg): Moved to ...
15656 (bdesc_args): Here.
15657 (ix86_init_mmx_sse_builtins): Updated.
15658 (ix86_expand_args_builtin): Updated. Take a pointer
15659 to const struct builtin_description. Handle comparison
15661 (ix86_expand_sse_compare): Take a new argument for swapping operands.
15662 (ix86_expand_builtin): Updated.
15664 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
15665 (ssse3_pmaddubsw128): This.
15666 (ssse3_pmaddubswv4hi3): Renamed to ...
15667 (ssse3_pmaddubsw): This.
15669 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
15670 (__builtin_ia32_packssdw128): Likewise.
15671 (__builtin_ia32_packuswb128): Likewise.
15672 (__builtin_ia32_pmaddubsw): Likewise.
15673 (__builtin_ia32_pmaddubsw128): Likewise.
15675 2008-04-30 Richard Guenther <rguenther@suse.de>
15677 PR tree-optimization/14847
15678 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
15679 (recognize_bits_test): Use it.
15680 (recognize_single_bit_test): Likewise.
15682 2008-04-30 Martin Jambor <mjambor@suse.cz>
15684 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
15685 instead of setting number of formal parameters to zero.
15686 (ipcp_init_stage): Do not set the number of actual parameters to zero
15688 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
15689 which are called with variable number of arguments.
15690 (ipcp_insert_stage): Explicitely skipping all nodes which are
15691 called with variable number of arguments.
15692 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
15693 number of parameters.
15695 * ipa-prop.h (struct ipa_node_params): Added flag
15696 called_with_var_arguments
15697 (ipa_set_param_count): Added. Changed sole setter to use it.
15698 (ipa_get_param_count): Added. All readers of param_count
15699 converted to use it instead.
15700 (ipa_set_called_with_variable_arg): Added.
15701 (ipa_is_called_with_var_arguments): Added.
15702 (ipa_get_ith_param): Added. All readers of param_decls converted
15704 (ipa_set_cs_argument_count): Added, sole writer to argument_count
15706 (ipa_get_cs_argument_count): Added, all readers of argument_count
15708 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
15711 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
15712 (struct ipcp_lattice): Renamed cval_type to type
15713 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
15715 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
15716 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
15717 (ipcp_insert_stage): Changed the type of variable cvalue to tree
15718 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
15719 (build_const_val): Changed the type of parameter cvalue to tree
15720 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
15721 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
15723 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
15726 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
15727 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
15728 (ipa_add_method): Renamed to ipa_push_func_to_list
15729 (ipa_remove_method): Renamed to ipa_pop_func_from_list
15730 (ipa_callsite_param_count): Removed.
15731 (ipa_callsite_param_count_set): Removed.
15732 (ipa_callsite_param): Removed.
15733 (ipa_callsite_callee): Removed.
15734 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
15735 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
15736 (ipa_method_formal_count): Removed.
15737 (ipa_method_formal_count_set): Removed.
15738 (ipa_method_get_tree): Removed.
15739 (ipa_method_tree_map_create): Removed.
15740 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
15741 (ipa_create_param_decls_array): Creates the array itself
15742 (ipa_create_param_decls_array): Temporary variable info instead of
15743 a few dereferences.
15744 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
15745 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
15746 (get_type): Removed.
15747 (ipa_jf_get_info_type): Removed.
15748 (ipa_node_create): Renamed to ipa_create_node_params
15749 (ipa_free): Renamed to ipa_free_all_node_params
15750 (ipa_nodes_create): Renamed to ipa_create_all_node_params
15751 (ipa_edges_create): Renamed to ipa_create_all_edge_args
15752 (ipa_edges_free): Renamed to ipa_free_all_edge_args
15753 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
15754 (ipa_free_all_node_params): Deallocation to jump_functions moved to
15755 ipa_free_all_edge_args
15756 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
15757 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
15758 (ipa_create_methodlist_node): Removed.
15759 (ipa_methodlist_method): Removed.
15760 (ipa_methodlist_method_set): Removed.
15761 (ipa_methodlist_next_method): Removed.
15762 (ipa_methodlist_next_method_set): Removed.
15763 (ipa_method_is_modified): Removed.
15764 (ipa_method_modify_create): Removed.
15765 (ipa_method_modify_init): Temporary variable info instead of a few
15767 (ipa_detect_param_modifications): Temporary variable info instead of
15768 a few dereferences.
15769 (ipa_compute_jump_functions): Temporary variable info instead of
15770 a few dereferences.
15771 (ipa_method_modify_set): Removed.
15772 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
15773 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
15774 than craph_node as the first parameter.
15775 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
15776 (ipa_method_modify_init): Removed.
15777 (ipa_compute_jump_functions): Added a temp variable instead of
15778 repeatadly dereferencing the cgraph_edge.aux pointer
15779 (ipa_callsite_param_set_type): Removed.
15780 (ipa_compute_jump_functions): i renamed to index and moved to
15782 (ipa_callsite_param_set_info_type_formal): Removed.
15783 (ipa_callsite_param_set_info_type): Removed.
15784 (ipa_callsite_param_map_create): Removed.
15785 (ipa_callsite_tree): Removed.
15786 (ipa_callsite_caller): Removed.
15787 (ipa_pop_func_from_list): return_method removed to return_func
15789 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
15790 prefixed all values with IPA_. Changed all users.
15791 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
15792 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
15793 and FORMAL_IPATYPE IPA_PASS_THROUGH.
15794 (union parameter_info): Renamed to jump_func_value.
15795 (union jump_func_value): Renamed value to constant
15796 (struct ipa_jump_func): Renamed info_type to value
15797 (struct ipa_node): Renamed to ipa_node_params
15798 (struct ipa_node_params): Renamed ipa_arg_num to param_count
15799 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
15800 (struct ipa_node_params): Renamed ipa_mod to modified_flags
15801 (struct ipa_edge): Renamed to ipa_edge_args
15802 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
15803 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
15804 (struct ipa_methodlist): Renamed to ipa_func_list
15805 (struct ipa_func_list): method_p renamed to node, next_method
15807 (ipa_methodlist_p): Removed, switched all users to struct pointer
15808 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
15810 2008-04-30 Alan Modra <amodra@bigpond.net.au>
15812 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
15813 (rs6000_emit_epilogue): Use backchain to restore only when we
15814 have a large frame. Make use of frame pointer to restore if we
15815 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
15817 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
15819 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15820 Add mode to zero_extract.
15821 (sign bit tests peepholes): (Ditto.).
15823 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
15825 * config/i386/i386.c (ix86_builtins): Replace Prescott New
15826 Instructions in comments with SSE3.
15827 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
15828 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
15829 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
15830 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
15831 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
15832 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
15833 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
15834 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
15835 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
15836 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
15837 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
15838 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
15839 (bdesc_sse_args): Renamed to ...
15840 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
15841 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
15842 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
15843 IX86_BUILTIN_FABSQ.
15844 (bdesc_1arg): Moved to ...
15845 (bdesc_args): Here.
15846 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
15847 Instructions in comments with SSE3.
15848 (ix86_expand_sse_operands_builtin): Renamed to ...
15849 (ix86_expand_args_builtin): This. Updated.
15850 (ix86_expand_unop1_builtin): Update comments.
15851 (ix86_expand_builtin): Updated.
15853 2008-04-29 Richard Guenther <rguenther@suse.de>
15855 PR tree-optimization/36078
15856 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
15857 Update virtual SSA form after cleaning up the CFG.
15859 2008-04-29 Richard Guenther <rguenther@suse.de>
15861 PR middle-end/15255
15862 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
15864 2008-04-29 Richard Guenther <rguenther@suse.de>
15866 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
15867 (compute_may_aliases): Do not call finalize_ref_all_pointers.
15868 (compute_flow_insensitive_aliasing): Do not treat
15869 PTR_IS_REF_ALL pointers special.
15870 (get_smt_for): Likewise.
15871 (may_alias_p): Re-structure.
15872 (is_escape_site): A ref-all pointer conversion is not an escape site.
15873 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
15874 PTR_IS_REF_ALL pointers special.
15875 * tree-ssa-structalias.h (struct alias_info): Remove
15876 ref_all_symbol_mem_tag field.
15877 (PTR_IS_REF_ALL): Remove.
15879 2008-04-29 Richard Guenther <rguenther@suse.de>
15881 PR middle-end/36077
15882 * fold-const.c (extract_muldiv_1): In combining division constants
15883 make sure to never overflow.
15885 2008-04-29 Nick Clifton <nickc@redhat.com>
15887 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
15889 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15892 * optc-gen.awk: Work around HP-UX/IA awk bug.
15894 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
15896 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
15899 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15902 * config/i386/i386.md
15903 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
15904 Change operand 1 predicate to nonimmediate_operand.
15906 2008-04-28 Jakub Jelinek <jakub@redhat.com>
15909 * dwarf2out.c (struct die_struct): Mark as chain_circular through
15911 * gengtype.c (walk_type, write_func_for_structure): Handle
15913 * doc/gty.texi: Document chain_circular.
15915 2008-04-28 Richard Guenther <rguenther@suse.de>
15917 PR tree-optimization/36066
15918 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
15921 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15924 * config/i386/i386.md
15925 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
15926 Use match_scratch instead of match_operand for operands 3 and 4.
15928 2008-04-27 Richard Guenther <rguenther@suse.de>
15930 PR tree-optimization/18754
15931 PR tree-optimization/34223
15932 * tree-pass.h (pass_complete_unrolli): Declare.
15933 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
15934 loop size before and after unconditionally of UL_NO_GROWTH in effect.
15935 Rewrite loop into loop closed SSA form if it is not already.
15936 (tree_unroll_loops_completely): Re-structure to iterate over
15937 innermost loops with intermediate CFG cleanups.
15938 Unroll outermost loops only if requested or the code does not grow
15940 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
15941 loops are available.
15942 (tree_vectorize): Instead do so here.
15943 (tree_complete_unroll): Also unroll outermost loops.
15944 (tree_complete_unroll_inner): New function.
15945 (gate_tree_complete_unroll_inner): Likewise.
15946 (pass_complete_unrolli): New pass.
15947 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
15948 uses outside of the loop.
15949 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
15950 form if it is available.
15951 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
15952 * passes.c (init_optimization_passes): Schedule complete inner
15953 loop unrolling pass before the first CCP pass after final inlining.
15955 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
15957 * targhooks.h (default_emutls_var_fields,
15958 default_emutls_var_init): Declare.
15959 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
15960 * target.h (struct gcc_target): Add struct emutls member.
15961 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
15962 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
15963 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
15964 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
15965 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
15966 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
15967 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
15968 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
15969 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
15970 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
15971 emit debug information.
15972 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
15973 * varasm.c: Include targhooks.h.
15974 (emutls_object_section, emutls_tmpl_section): New.
15975 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
15976 (EMUTLS_SEPARATOR): New.
15977 (prefix_name): New.
15978 (get_emutls_object_name): New.
15979 (default_emutls_var_fields): New, broken out of ...
15980 (get_emutls_object_type): ... here. Adjust to use target hooks.
15981 (get_emutls_init_templ_addr): Adjust to use target hooks.
15982 (emutls_decl): Adjust to use target hooks.
15983 (emutls_finish): Likewise.
15984 (default_emutls_var_init): New, broken out of ...
15985 (assemble_variable): ... here. Adjust to use target hooks.
15986 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
15987 SECCAT_EMUTLS_TMPL.
15988 * c-common.c (handle_section_attribute): Prevent overriding
15989 sections for emulated tls with special sections.
15990 * config/i386/i386.c (x86_64_elf_select_section): Add
15991 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
15992 (x86_64_elf_unique_section): Likewise.
15993 * config/vxworks.c: Include tree.h.
15994 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
15995 (vxworks_override_options): Set TLS scheme.
15996 * doc/tm.texi (Emulated TLS): New node.
15998 2008-04-26 Simon Baldwin <simonb@google.com>
16001 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16002 with propagated string constants.
16004 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16006 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16007 constraint for operand 2 when operand 0 is memory operand.
16008 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16009 operand 0 is memory operand.
16010 (fix_trunc<mode>_i387_with_temp): Ditto.
16011 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16012 operand 2 when operand 1 is memory operand.
16013 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16014 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16015 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16016 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16017 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16018 operands 2,3 and 4 when operand 1 is memory operand.
16019 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16021 (fistdi2_floor_with_temp): Ditto.
16022 (fist<mode>2_floor_with_temp): Ditto.
16023 (fistdi2_ceil_with_temp): Ditto.
16024 (fist<mode>2_ceil_with_temp): Ditto.
16025 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16027 2008-04-26 David Daney <ddaney@avtrex.com>
16029 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16031 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16032 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16033 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16034 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16035 (compare_and_swap_12): New insn.
16036 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16037 * config/mips/mips.c (mips_force_binary): New function.
16038 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16039 (mips_expand_compare_and_swap_12): New function.
16040 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16042 2008-04-25 Jan Hubicka <jh@suse.cz>
16045 * cfgexpand.c (pass_expand): Turn into RTL pass.
16046 * passes.c (execute_one_pass): Do pass typechecking after execution.
16047 * tree-pass.h (pass_expand): Turn into RTL pass.
16049 * function.h (struct rtl_data): Move here fields
16050 accesses_prior_frames, calls_eh_return, saves_all_registers,
16051 has_nonlocal_goto, has_asm_statement, is_thunk,
16052 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16053 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16054 arg_pointer_save_area_init from struct function; turn into bool.
16055 (struct function): Move
16056 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16057 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16058 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16059 tail_call_emit, arg_pointer_save_area_init
16060 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16061 (current_function_returns_struct, current_function_returns_pcc_struct,
16062 current_function_calls_setjmp, current_function_calls_alloca,
16063 current_function_accesses_prior_frames,
16064 current_function_calls_eh_return, current_function_is_thunk,
16065 current_function_stdarg, current_function_profile,
16066 current_function_limit_stack, current_function_uses_pic_offset_table,
16067 current_function_uses_const_pool, current_function_has_nonlocal_label,
16068 current_function_saves_all_registers,
16069 current_function_has_nonlocal_goto,
16070 current_function_has_asm_statement): Remove accesor macros.
16071 * ra-conflict.c (global_conflicts): Update.
16072 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16073 (suitable_for_tail_call_opt_p): Update.
16074 * builtins.c (expand_builtin_return_addr): Update.
16075 (expand_builtin_setjmp_setup): Update.
16076 (expand_builtin_nonlocal_goto): Update.
16077 * final.c (final_start_function): Update.
16078 (profile_function): Update.
16079 (leaf_function_p): Update.
16080 (only_leaf_regs_used): Update.
16081 * df-scan.c (df_get_exit_block_use_set): Update.
16082 * dojump.c (clear_pending_stack_adjust): Update.
16083 * tree-stdarg.c (gate_optimize_stdarg): Update.
16084 * gimple-low.c (lower_function_body): Update.
16085 * global.c (compute_regsets): Update.
16086 (global_alloc): Update.
16087 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16088 * expr.c (expand_assignment): Update.
16089 * dse.c (dse_step0): Update.
16090 (dse_step1): Update.
16091 * c-decl.c (store_parm_decls): Update.
16092 * local-alloc.c (combine_regs): Update.
16093 (find_free_reg): Update.
16094 * function.c (assign_parms_augmented_arg_list): Update.
16095 (assign_parm_find_data_types): Update.
16096 (assign_parms): Update.
16097 (allocate_struct_function): Update.
16098 (expand_function_start): Update.
16099 (expand_function_end): Update.
16100 (get_arg_pointer_save_area): Update.
16101 (thread_prologue_and_epilogue_insns): Update.
16102 (rest_of_match_asm_constraints): Update.
16103 * stor-layout.c (variable_size): Update.
16104 * gcse.c (gcse_main): Update.
16105 (bypass_jumps): Update.
16106 * gimplify.c (gimplify_function_tree): Update.
16107 * calls.c (emit_call_1): Update.
16108 (expand_call): Update.
16109 * bt-load.c (compute_defs_uses_and_gen): Update.
16110 * except.c (sjlj_assign_call_site_values): Update.
16111 (sjlj_emit_function_enter): Update.
16112 (can_throw_external): Update.
16113 (set_nothrow_function_flags): Update.
16114 (expand_builtin_unwind_init): Update.
16115 (expand_eh_return): Update.
16116 (convert_to_eh_region_ranges): Update.
16117 (output_function_exception_table): Update.
16118 * emit-rtl.c (gen_tmp_stack_mem): Update.
16119 * cfgexpand.c (expand_used_vars): Update.
16120 (tree_expand_cfg): Update.
16121 * cfgcleanup.c (rest_of_handle_jump): Update.
16122 * explow.c (allocate_dynamic_stack_space): Update.
16123 * varasm.c (assemble_start_function): Update.
16124 (force_const_mem): Update.
16125 (mark_constant_pool): Update.
16126 * tree-optimize.c (tree_rest_of_compilation): Update.
16127 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16128 * tree-cfg.c (notice_special_calls): Update.
16129 (is_ctrl_altering_stmt): Update.
16130 (tree_can_make_abnormal_goto): Update.
16131 (tree_purge_dead_abnormal_call_edges): Update.
16132 * config/alpha/predicates.md: Update.
16133 * config/alpha/alpha.c (alpha_sa_mask): Update.
16134 (alpha_sa_size): Update.
16135 (alpha_does_function_need_gp): Update.
16136 (alpha_expand_prologue): Update.
16137 (alpha_start_function): Update.
16138 (alpha_output_function_end_prologue): Update.
16139 (alpha_expand_epilogue): Update.
16140 * config/frv/frv.c (frv_stack_info): Update.
16141 (frv_expand_epilogue): Update.
16142 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
16143 (s390_register_info): Update.
16144 (s390_frame_info): Update.
16145 (s390_init_frame_layout): Update.
16146 (s390_can_eliminate): Update.
16147 (save_gprs): Update.
16148 * config/spu/spu.c (spu_split_immediate): Update.
16149 (need_to_save_reg): Update.
16150 (spu_expand_prologue): Update.
16151 (spu_expand_epilogue): Update.
16152 * config/sparc/sparc.md: Update.
16153 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16154 (sparc_tls_got): Update.
16155 (legitimize_pic_address): Update.
16156 (sparc_emit_call_insn): Update.
16157 (sparc_expand_prologue): Update.
16158 (output_return): Update.
16159 (print_operand): Update.
16160 (sparc_function_ok_for_sibcall): Update.
16161 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
16162 * config/m32r/m32r.md: Update.
16163 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
16164 (m32r_compute_frame_size): Update.
16165 (m32r_expand_prologue): Update.
16166 (m32r_expand_epilogue): Update.
16167 (m32r_legitimize_pic_address): Update.
16168 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
16169 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16170 * config/i386/i386.c (ix86_frame_pointer_required): Update.
16171 (gen_push): Update.
16172 (ix86_save_reg): Update.
16173 (ix86_compute_frame_layout): Update.
16174 (ix86_expand_prologue): Update.
16175 (ix86_expand_epilogue): Update.
16176 * config/sh/sh.c (output_stack_adjust): Update.
16177 (calc_live_regs): Update.
16178 (sh5_schedule_saves): Update.
16179 (sh_expand_prologue): Update.
16180 (sh_expand_epilogue): Update.
16181 (sh_setup_incoming_varargs): Update.
16182 (sh_allocate_initial_value): Update.
16183 (sh_get_pr_initial_val): Update.
16184 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
16185 * config/sh/sh.md (label:): Update.
16186 * config/avr/avr.c (out_movhi_mr_r): Update.
16187 * config/crx/crx.h (enum): Update.
16188 * config/xtensa/xtensa.h (along): Update.
16189 * config/stormy16/stormy16.c Update.
16190 (xstormy16_compute_stack_layout): Update.
16191 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
16192 (fr30_expand_prologue): Update.
16193 * config/cris/cris.c (cris_conditional_register_usage): Update.
16194 (cris_reg_saved_in_regsave_area): Update.
16195 (cris_initial_frame_pointer_offset): Update.
16196 (cris_simple_epilogue): Update.
16197 (cris_expand_prologue): Update.
16198 (cris_expand_epilogue): Update.
16199 (cris_expand_pic_call_address): Update.
16200 (cris_asm_output_symbol_ref): Update.
16201 (cris_asm_output_label_ref): Update.
16202 * config/cris/cris.md Update.
16203 * config/iq2000/iq2000.c (compute_frame_size): Update.
16204 (iq2000_expand_epilogue): Update.
16205 * config/mt/mt.h (save_direction): Update.
16206 * config/mn10300/mn10300.c (mn10300_function_value): Update.
16207 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16208 (ia64_secondary_reload_class): Update.
16209 * config/m68k/m68k.c (m68k_save_reg): Update.
16210 (m68k_expand_prologue): Update.
16211 (m68k_expand_epilogue): Update.
16212 (legitimize_pic_address): Update.
16213 * config/rs6000/rs6000.c (rs6000_got_register): Update.
16214 (first_reg_to_save): Update.
16215 (first_altivec_reg_to_save): Update.
16216 (compute_vrsave_mask): Update.
16217 (compute_save_world_info): Update.
16218 (rs6000_stack_info): Update.
16219 (spe_func_has_64bit_regs_p): Update.
16220 (rs6000_ra_ever_killed): Update.
16221 (rs6000_emit_eh_reg_restore): Update.
16222 (rs6000_emit_allocate_stack): Update.
16223 (rs6000_emit_prologue): Update.
16224 (rs6000_emit_epilogue): Update.
16225 (rs6000_output_function_epilogue): Update.
16226 (output_profile_hook): Update.
16227 (rs6000_elf_declare_function_name): Update.
16228 * config/rs6000/rs6000.h (rs6000_args): Update.
16229 * config/rs6000/rs6000.md: Update.
16230 * config/mcore/mcore.c (mcore_expand_prolog): Update.
16231 * config/arc/arc.c (arc_output_function_epilogue): Update.
16232 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
16233 * config/darwin.c (machopic_function_base_name): Update.
16234 * config/score/score3.c (score3_compute_frame_size): Update.
16237 (score3_epilogue): Update.
16238 * config/score/score7.c (score7_compute_frame_size): Update.
16239 (score7_prologue): Update.
16240 (score7_epilogue): Update.
16241 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
16242 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16243 * config/arm/arm.c (use_return_insn): Update.
16244 (require_pic_register): Update.
16245 (arm_load_pic_register): Update.
16246 (arm_compute_save_reg0_reg12_mask): Update.
16247 (arm_compute_save_reg_mask): Update.
16248 (thumb1_compute_save_reg_mask): Update.
16249 (output_return_instruction): Update.
16250 (arm_output_function_prologue): Update.
16251 (arm_output_epilogue): Update.
16252 (arm_get_frame_offsets): Update.
16253 (arm_expand_prologue): Update.
16254 (thumb_pushpop): Update.
16255 (thumb_exit): Update.
16256 (thumb1_expand_prologue): Update.
16257 (thumb1_expand_epilogue): Update.
16258 (arm_unwind_emit): Update.
16259 (arm_output_fn_unwind): Update.
16260 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
16261 * config/arm/arm.md: Update.
16262 * config/pa/pa.md: Update.
16263 * config/pa/pa.c (legitimize_pic_address): Update.
16264 (compute_frame_size): Update.
16265 (hppa_expand_prologue): Update.
16266 (hppa_expand_epilogue): Update.
16267 (borx_reg_operand): Update.
16268 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
16269 (HARD_REGNO_RENAME_OK): Update.
16270 * config/mips/mips.c (mips_global_pointer): Update.
16271 (mips_save_reg_p): Update.
16272 (mips_compute_frame_info): Update.
16273 (mips_frame_pointer_required): Update.
16274 (mips_expand_prologue): Update.
16275 (mips_expand_epilogue): Update.
16276 (mips_can_use_return_insn): Update.
16277 (mips_reorg_process_insns): Update.
16278 * config/v850/v850.c (compute_register_save_size): Update.
16279 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
16280 * config/mmix/mmix.c (along): Update.
16281 (mmix_expand_epilogue): Update.
16282 * config/bfin/bfin.c (legitimize_pic_address): Update.
16283 (must_save_p): Update.
16284 (stack_frame_needed_p): Update.
16285 (add_to_reg): Update.
16286 (bfin_expand_prologue): Update.
16287 * stmt.c (expand_asm_operands): Update.
16288 * reload1.c (reload): Update.
16289 (init_elim_table): Update.
16291 2008-04-25 Bob Wilson <bob.wilson@acm.org>
16293 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
16295 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
16297 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
16298 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
16299 (mov<mode>): Removed.
16300 (*movv4sf_internal): Likewise.
16301 (*movv2df_internal): Likewise.
16303 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
16305 * config.gcc (crx-*-elf): Remove deprecation.
16307 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
16309 * config/i386/cygming-crtend.c (register_frame_ctor): Register
16310 __gcc_deregister_frame with atexit.
16311 (deregister_frame_dtor): Remove.
16313 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
16314 Nathan Sidwell <nathan@codesourcery.com>
16316 * config/rs6000/rs6000.opt (mspe): Remove Var property.
16318 * config/rs6000/rs6000.h (rs6000_spe): Declare.
16319 (rs6000_isel): Likewise.
16320 * config/rs6000/rs6000.c (rs6000_spe): New variable.
16321 (rs6000_isel): New variable.
16322 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
16324 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16327 * c-common.c (handle_vector_size_attribute): Call
16328 lang_hooks.types.reconstruct_complex_type instead of
16329 reconstruct_complex_type.
16330 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
16331 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
16332 * langhooks.h (struct lang_hooks_for_types): Add
16333 reconstruct_complex_type hook.
16334 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
16335 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
16337 2008-04-24 Richard Guenther <rguenther@suse.de>
16339 * c-common.h (check_builtin_function_arguments): Declare.
16340 * c-common.c (validate_nargs): New function.
16341 (check_builtin_function_arguments): Likewise.
16342 * c-typeck.c (build_function_call): Call
16343 check_builtin_function_arguments.
16344 * builtins.c (fold_builtin_classify): Remove error reporting code.
16345 (fold_builtin_unordered_cmp): Likewise.
16346 (fold_builtin_1): Likewise.
16347 (fold_builtin_n): Likewise.
16349 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16351 PR tree-optimization/36008
16352 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
16353 the original op1, rather than delta by step.
16355 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
16356 Sebastian Pop <sebastian.pop@amd.com>
16358 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
16359 eliminate_local_variables_stmt, eliminate_local_variables,
16360 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
16361 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
16362 of code delimited by two edges in the CFG.
16363 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
16364 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
16365 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
16366 the case of parallelisation of reductions.
16367 (expr_invariant_in_region_p): New.
16369 * tree-flow.h (gather_blocks_in_sese_region): Declared.
16370 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
16372 2008-04-24 Ira Rosen <irar@il.ibm.com>
16373 Richard Guenther <rguenther@suse.de>
16375 PR tree-optimization/36034
16376 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
16377 incapable of dealing with loads with gaps.
16379 2008-04-24 Rafael Espíndola <espindola@google.com>
16381 * tree-flow.h (vrp_evaluate_conditional): Change signature.
16382 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16383 vrp_evaluate_conditional.
16384 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
16385 (vrp_evaluate_conditional): Split the cond argument.
16386 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
16387 (simplify_stmt_for_jump_threading): Update call to
16388 vrp_evaluate_conditional.
16390 2008-04-24 Ira Rosen <irar@il.ibm.com>
16392 PR tree-optimization/35982
16393 * tree-vect-analyze.c (vect_check_interleaving): Check that the
16394 interleaved data-refs are of the same type.
16396 2008-04-24 Danny Smith <dannysmith@users.net>
16398 * c-format.c (check_format_info_main): Use strncmp rather than a
16399 magic prefix to handle multichar length specs.
16400 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
16401 Don't prefix "I64" and "I32" with '\0'.
16403 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16406 * config/i386/i386.c (init_cumulative_args): Don't pass anything
16407 in registers for -m32 only if stdarg_p (fntype).
16409 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
16411 PR rtl-optimization/36006
16412 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
16413 temp to op0 in order to avoid invalid rtx sharing.
16415 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
16417 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
16418 check TREE_INVARIANT.
16419 * tree-gimple.c (is_gimple_address): New.
16420 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
16421 * tree-gimple.h (is_gimple_address): New.
16422 * tree.h (decl_address_invariant_p): New.
16423 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
16424 (build_string): Likewise.
16425 (decl_address_invariant_p): New, from is_gimple_invariant_address.
16426 (tree_invariant_p_1): Likewise.
16427 (save_expr): Use it.
16428 (tree_invariant_p): New.
16429 (skip_simple_arithmetic): Use it.
16430 (stabilize_reference_1): Use it.
16431 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
16433 (build1_stat): Drop code to compute TREE_INVARIANT.
16434 (build2_stat): Drop code to compute TREE_INVARIANT.
16435 (build3_stat): Drop code to compute TREE_INVARIANT.
16436 (build4_stat): Drop code to compute TREE_INVARIANT.
16437 (build5_stat): Drop code to compute TREE_INVARIANT.
16438 (build7_stat): Drop code to compute TREE_INVARIANT.
16439 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
16440 * tree.h (struct tree_base): Remove invariant_flag.
16441 (TREE_INVARIANT): Remove.
16442 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
16443 (fold_builtin_expect): Check TREE_CONSTANT.
16444 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
16445 * c-tree.h (c_expr_to_decl): Drop third parameter.
16446 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
16447 (build_c_cast): Don't set TREE_INVARIANT.
16448 (pop_init_level): Don't set TREE_INVARIANT.
16449 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
16450 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
16452 (gimplify_init_constructor): Don't set TREE_INVARIANT.
16453 (gimplify_addr_expr): Adjust comment.
16454 * tree-mudflap.c (mf_build_string):
16455 * print-tree.c (print_node): Don't print TREE_INVARIANT.
16456 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
16457 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
16458 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
16459 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
16460 * langhooks.h (struct lang_hooks): Drop third parameter from
16463 2008-04-23 Richard Guenther <rguenther@suse.de>
16465 PR tree-optimization/27799
16466 PR tree-optimization/32921
16467 PR tree-optimization/32624
16468 * tree-ssa-structalias.c (merge_smts_into): Only merge the
16469 SMTs aliases and the tag itself into the solution.
16470 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
16471 merge the points-to solution back into the SMT aliases.
16472 (may_alias_p): Use alias_set_subset_of instead of
16473 aliases_conflict_p. A pointer which points to
16474 memory with alias set zero may access any variable.
16476 2008-04-23 Richard Guenther <rguenther@suse.de>
16478 * alias.c (alias_set_subset_of): Correctly handle asking
16479 if zero is a subset of an alias set with zero child.
16480 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
16481 (compute_flow_insensitive_aliasing): Correctly walk all
16482 pointers. Do not unnecessarily union sets.
16484 2008-04-23 Richard Guenther <rguenther@suse.de>
16486 PR middle-end/36021
16487 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
16489 2008-04-22 Tomas Bily <tbily@suse.cz>
16491 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
16493 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
16495 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16496 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16497 * tree-inline.c (estimate_num_insns_1): Likewise.
16498 * varasm.c (const_hash_1, compare_constant, copy_constant)
16499 (compute_reloc_for_constant, output_addressed_constants): Likewise.
16500 * emit-rtl.c (component_ref_for_mem_expr)
16501 (set_mem_attributes_minus_bitpos): Likewise.
16502 * expr.c (highest_pow2_factor, expand_expr_real_1, )
16503 (is_aligning_offset): Likewise.
16504 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
16505 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16506 * dojump.c (do_jump): Likewise.
16507 * builtins.c (get_pointer_alignment, get_memory_rtx)
16508 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
16509 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
16511 2008-04-23 Jakub Jelinek <jakub@redhat.com>
16513 PR rtl-optimization/36017
16514 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
16515 expanding the library call.
16517 2008-04-22 Ian Lance Taylor <iant@google.com>
16519 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
16520 than size_in_bytes.
16522 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
16524 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
16525 of LR/CTR moves for Power6.
16527 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
16529 PR middle-end/36003
16530 * passes.c (init_optimization_passes): Remove
16531 pass_fast_rtl_byte_dce.
16533 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
16536 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
16537 builtin functions to generate faster code.
16538 (_mm_cvtpu16_ps): Ditto.
16539 (_mm_cvtpi32x2_ps): Ditto.
16541 2008-04-22 Nick Clifton <nickc@redhat.com>
16543 * common.opt (ftree-loop-distribution): Add Optimization
16546 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
16547 (frv_expand_builtin_va_start): Likewise.
16549 * config/arm/arm.c (thumb_find_work_register): Fix location of
16550 argument register count.
16552 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16554 Support scheduling for ColdFire V1 and V3 microarchitecture.
16555 Improve scheduling of multiplication instructions.
16557 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
16558 (mac): New instruction attribute.
16559 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
16560 (m68k_sched_mac): New variable.
16561 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
16562 Handle cfv1 and cfv3.
16563 (max_insn_size): New static variable.
16564 (struct _sched_ib): New type.
16565 (sched_ib): New static variable.
16566 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
16567 to fields of 'struct _sched_ib sched_ib'. Update all uses.
16568 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
16570 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
16571 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
16572 new variables. Update.
16573 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16574 Add modeling of cfv3 instruction buffer. Update.
16575 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
16576 * config/m68k/m68k.h (TUNE_CFV3): New macro.
16577 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
16578 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
16579 a particular reservation applies to.
16580 (type2): Reorganize attribute values. Rename alu to alu_reg,
16581 alu_l to alu, move_l to omove. Join move to alu. Split mul
16582 to mul_l and mul_w.
16583 (cf_ib_*): Simplify description of instruction buffer.
16584 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
16585 (cf_mem): Split into cf_mem1 and cf_mem2.
16586 (cf_v2_move_??): Rename to cfv12_alu_??.
16587 (cf_v2_move_l_??): Rename to cfv12_omove_??.
16588 (cf_v2_mul_??): Remove reservations.
16589 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
16590 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
16591 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
16593 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
16594 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
16595 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
16596 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
16597 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
16598 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
16599 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
16600 expansions of the above reservations for instructions of sizes
16603 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16605 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
16607 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
16609 * coverage.c: Include tree-pass.h.
16610 (coverage_counter_alloc): Print da_file_name to the dump file.
16612 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16614 * sbitmap.c (sbitmap_range_empty_p): New function.
16615 * sbitmap.h (sbitmap_range_empty_p): New function.
16616 * bitmap.h: Now includes obstack.h.
16618 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
16619 Kenneth Zadeck <zadeck@naturalbridge.com>
16621 * dbgcnt.def (ra_byte_scan): Added.
16622 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
16623 when the last hit happens for a counter.
16624 * timevar.def (TV_DF_BYTE_LR): New variable.
16625 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
16626 * passes.c (pass_fast_rtl_byte_dce): New pass.
16627 * fwprop.c (update_df): Added mode to call df_ref_create.
16628 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16629 DF_REF_EXTRACT_OFFSET.
16630 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
16631 DF_BYTE_LR_OUT, df_byte_lr): New macro.
16633 (df_ref_extract): Added mode field.
16634 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
16635 DF_REF_EXTRACT_OFFSET.
16636 (DF_REF_EXTRACT_MODE): New macro.
16637 (df_byte_lr_bb_info): New structure.
16638 (df_print_byte_regset, df_compute_accessed_bytes,
16639 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
16640 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
16641 df_byte_lr_simulate_uses,
16642 df_byte_lr_simulate_artificial_refs_at_top,
16643 df_byte_lr_simulate_artificial_refs_at_end,
16644 df_compute_accessed_bytes): New function.
16645 (df_ref_create): Add parameter.
16646 (df_byte_lr_get_bb_info): New inline function.
16647 * df-scan.c (df_ref_record, df_uses_record,
16648 df_ref_create_structure): Added mode parameter.
16649 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
16650 df_defs_record, df_uses_record, df_get_conditional_uses,
16651 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
16652 df_entry_block_defs_collect, df_exit_block_uses_collect):
16653 Added mode parameter to calls to df_ref_record, df_uses_record,
16654 df_ref_create_structure.
16655 (df_ref_equal_p, df_ref_compare): Added test for modes.
16656 (df_ref_create_structure): Added code to set mode. Renamed
16657 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16658 DF_REF_EXTRACT_OFFSET.
16659 * df-core.c (df_print_byte_regset): New function.
16660 * df-byte-scan.c: New file.
16661 * df-problems.c (df_rd_transfer_function): Removed unnecessary
16662 calls to BITMAP_FREE.
16663 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
16664 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
16665 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
16666 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
16667 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
16668 df_byte_lr_local_compute, df_byte_lr_init,
16669 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
16670 df_byte_lr_transfer_function, df_byte_lr_free,
16671 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
16672 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
16673 df_byte_lr_simulate_uses,
16674 df_byte_lr_simulate_artificial_refs_at_top,
16675 df_byte_lr_simulate_artificial_refs_at_end): New function.
16676 * dce.c (byte_dce_process_block): New function.
16677 (dce_process_block): au is now passed in rather than computed
16678 locally. Changed loops that look at artificial defs to not look
16679 for conditional or partial ones, because there never are any.
16680 (fast_dce): Now is able to drive byte_dce_process_block or
16681 dce_process_block depending on the kind of dce being done.
16682 (rest_of_handle_fast_dce): Add parameter to fast_dce.
16683 (rest_of_handle_fast_byte_dce): New function.
16684 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
16685 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
16687 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
16690 * gcc.h: Added fortran options that take arguments to
16691 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
16694 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
16696 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
16697 scalarization if on the LHS and not a full access.
16699 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16701 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
16703 2008-04-18 Rafael Espíndola <espindola@google.com>
16705 * tree-vrp.c (find_case_label_index): Fix the binary search.
16706 (find_case_label_range): New.
16707 (vrp_visit_switch_stmt): Use find_case_label_range.
16708 (simplify_switch_using_ranges): Use find_case_label_range.
16710 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
16712 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
16713 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
16715 2008-04-18 Tom Tromey <tromey@redhat.com>
16718 * doc/cpp.texi (Implementation-defined behavior): Mention
16721 2008-04-18 Ian Lance Taylor <iant@google.com>
16723 * fold-const.c (pointer_may_wrap_p): New static function.
16724 (fold_comparison): Add another test for pointer overflow. Use
16725 pointer_may_wrap_p to disable some false positives.
16727 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
16729 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
16730 (fname_as_string): Match updated cpp_interpret_string prototype.
16731 (fix_string_type): Support char16_t* and char32_t*.
16732 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
16733 derivative) nodes. Register as builtin if C++0x.
16734 (c_parse_error): Support CPP_CHAR{16,32}.
16735 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
16736 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
16737 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
16738 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
16739 CTI_CHAR32_ARRAY_TYPE>: New elements.
16740 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
16741 char32_type_node, signed_char32_type_node, char16_array_type_node,
16742 char32_array_type_node): New defines.
16743 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
16744 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
16745 (lex_string): Support CPP_STRING{16,32}, match updated
16746 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
16747 (lex_charconst): Support CPP_CHAR{16,32}.
16748 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
16749 and CPP_STRING{16,32}.
16751 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
16754 * aclocal.m4: Regenerate.
16755 * configure: Regenerate.
16757 2008-04-18 Jan Hubicka <jh@suse.cz>
16759 * except.c (dw2_size_of_call_site_table,
16760 sjlj_size_of_call_site_table): Use vector API for call_site_record.
16762 * cgraphbuild.c (build_cgraph_edges): Update.
16763 * tree-pass.h: Update comment.
16764 * final.c (leaf_function_p): Update.
16765 (leaf_renumber_regs): Update.
16766 (rest_of_clean_state): Update.
16767 * omp-low.c (expand_omp_parallel): Update.
16768 * ipa-reference.c (analyze_function): Update.
16769 * reorg.c (find_end_label): Update.
16770 (optimize_skip): Update.
16771 (fill_simple_delay_slots): Update.
16772 (fill_simple_delay_slots): Update.
16773 (make_return_insns): Update.
16774 (dbr_schedule): Update.
16775 * gimple-low.c (record_vars_into): Update.
16776 * cfgbuild.c (make_edges): Update.
16777 * function.c (assign_stack_local): Update.
16778 (assign_parm_adjust_stack_rtl): Update.
16779 (locate_and_pad_parm): Update.
16780 (allocate_struct_function): Do not initialize stack_alignment_needed
16781 and preferred_stack_boundary here.
16782 (stack_protect_prologue): Update.
16783 (stack_protect_epilogue): Update.
16784 (expand_function_start): Initialize stack_alignment_needed,
16785 preferred_stack_boundary and max_jumptable_ents.
16786 (expand_function_end): Update.
16787 (free_after_compilation): Do not NULLify epilogue_delay_list.
16788 * function.h (struct rtl_data): Add stack_protect_guard,
16789 stack_alignment_needed,
16790 preferred_stack_boundary, epilogue_delay_list.
16791 (struct function): Remove value_histograms, stack_alignment_needed,
16792 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
16794 unexpanded_var_list, stack_protect_guard.
16795 (current_function_epilogue_delay_list): Remove.
16796 * ipa-type-escape.c (analyze_function): Update.
16797 * gimplify.c (pop_gimplify_context): Update comment.
16798 * calls.c (expand_call): Update.
16799 (emit_library_call_value_1): Update.
16800 * except.c (set_nothrow_function_flags): Update.
16801 * cfgexpand.c (get_decl_align_unit): Update.
16802 (create_stack_guard): Update.
16803 (estimated_stack_frame_size): Update.
16804 (expand_used_vars): Update.
16805 (tree_expand_cfg): Free histogram earliers, init expansion variables.
16806 * explow.c (allocate_dynamic_stack_space): Update.
16807 * tree-ssa-live.c (remove_unused_locals): Update.
16808 * varasm.c (mark_constant_pool): Update.
16809 * tree-inline.c (remap_decls): Update.
16810 (initialize_cfun): Update.
16811 (declare_return_variable): Update.
16812 (inline_forbidden_p): Update.
16813 (expand_call_inline): Update.
16814 (declare_inline_vars): Update.
16815 (tree_function_versioning): Update.
16816 * tree-flow.h (value_histograms): New.
16817 (VALUE_HISTOGRAMS): New macro.
16818 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
16820 * tree-cfg.c (set_bb_for_stmt): Update.
16821 (replace_by_duplicate_decl): Update.
16822 (move_block_to_fn): Update.
16823 (new_label_mapper): Update.
16824 (dump_function_to_file): Update.
16825 * ipa-struct-reorg.c (build_data_structure): Update.
16826 * cfgrtl.c (print_rtl_with_bb): Update.
16827 * reload1.c (reload): Update.
16829 * config/i386/i386.c (setup_incoming_varargs_64,
16830 ix86_compute_frame_layout): Update.
16831 * config/arc/arc.c (arc_output_function_epilogue): Update.
16833 2008-04-18 Marius Strobl <marius@FreeBSD.org>
16835 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
16836 for FreeBSD as well.
16837 * gthr-posix95.h: Likewise.
16839 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
16841 PR rtl-optimization/35838
16842 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
16843 out the byte offset of the first subreg.
16845 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
16847 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
16848 to split_ti instead of three separate calls with single member arrays.
16849 (subti3 splitter): Ditto.
16850 (adddi3 splitter): Ditto with split_di.
16851 (subdi3 splitter): Ditto.
16852 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
16853 two separate calls with single member arrays. Swap match_dup
16854 operands 1 and 2 to better fit into the array.
16855 (negdi2 splitter): Ditto with split_di.
16856 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
16857 two separate calls with single member arrays. Swap match_dup operands
16858 6 and 7 to better fit into the array.
16860 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
16862 * config/i386/i386.c (sse_builtin_type): New.
16863 (bdesc_sse_args): Likewise.
16864 (bdesc_sse_3arg): Removed.
16865 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16866 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
16867 IX86_BUILTIN_ROUNDPS.
16868 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
16869 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
16870 IX86_BUILTIN_ROUNDPS.
16871 (ix86_expand_sse_4_operands_builtin): Removed.
16872 (ix86_expand_sse_operands_builtin): New.
16873 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
16874 and CODE_FOR_sse4_1_roundps.
16875 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16876 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
16878 2008-04-17 Alan Modra <amodra@bigpond.net.au>
16881 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
16882 regs before frame pop when needed. If use_backchain_to_restore_sp
16883 then load backchain into a temp reg to restore vr and vrsave. Add
16884 code to restore vr after frame pop if possible.
16886 2008-04-17 Richard Guenther <rguenther@suse.de>
16888 * tree-vn.c (expressions_equal_p): Do not check type
16889 equality or compatibility before calling operand_equal_p.
16890 * fold-const.c (operand_equal_p): Check equivalence of
16891 integer constants before bailing out due to signedness or
16892 precision differences.
16893 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
16894 spurious differences in type qualification. Ignore types
16895 for COMPONENT_REFs at all.
16897 2008-04-17 Christian Bruel <christian.bruel@st.com>
16899 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
16900 msw_skip comparison.
16902 2008-04-16 Jakub Jelinek <jakub@redhat.com>
16905 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
16908 PR tree-optimization/35899
16909 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
16910 rather than TREE_OPERAND.
16912 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
16915 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
16916 temporary registers. Change operand predicate to general_operand.
16917 (remainderxf3): Ditto.
16919 2008-04-16 Richard Guenther <rguenther@suse.de>
16921 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
16922 * tree-affine.c (aff_combination_expand): Look through some
16925 2008-04-15 Doug Kwan <dougkwan@google.com>
16927 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
16929 * tree-pretty-print.c (dump_generic_node): Ditto.
16930 * final.c (output_addr_const): Ditto.
16931 * dwarf2out.c (output_cfi): Ditto.
16932 * c-pretty-print.c (pp_c_integer_constant): Ditto.
16933 * print-rtl.c (print_rtx): Ditto.
16934 * print-tree.c (print_node_brief, print_node): Ditto.
16935 * c-common.c (match_case_to_enum_1): Ditto.
16936 * sched-vis.c (print_value): Ditto.
16937 * config/i386/i386.c (print_operand): Cast to long unsigned int
16940 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
16941 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
16942 MS Windows VirtualProtect function.
16944 2008-04-15 Jan Hubicka <jh@suse.cz>
16946 * gengtype.c (write_root): Param_is argument is OK.
16947 * expr.c (expand_expr_real_1): Update call of get_exception_*.
16948 * function.h: Include varray.h
16949 (rtl_eh): New stucture based on except.c one.
16950 (call_site_record): New forward declaration and vector type.
16951 * calls.c (emit_call_1): Do not call
16952 note_current_region_may_contain_throw.
16953 * except.c (eh_status): Remove cur_region, try_region since they are
16955 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
16956 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
16957 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
16958 Remove call_site_data_used, call_site_data_size.
16959 Turn call_site_record into vector in function.h.
16960 (note_current_region_may_contain_throw): Remove.
16961 (get_exception_pointer, get_exception_filter): Do not take struct
16962 function argument; update.
16963 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
16964 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
16965 build_post_landing_pads, dw2_build_landing_pads,
16966 sjlj_assign_call_site_values, sjlj_mark_call_sites,
16967 sjlj_emit_function_enter, sjlj_emit_function_enter,
16968 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
16969 sjlj_build_landing_pads, finish_eh_generation,
16970 remove_exception_handler_label, remove_eh_handler,
16971 maybe_remove_eh_handler, add_reachable_handler,
16972 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
16973 add_action_record, collect_one_action_chain, add_call_site,
16974 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
16975 sjlj_output_call_site_table, output_function_exception_table,
16976 * except.h (note_current_region_may_contain_throw): Remove
16977 (get_exception_pointer, get_exception_filter): Do not take struct
16979 * Makefile.in (GTFILES): Put varargs before struct function.
16981 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16983 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
16984 punt for STRING_CST.
16985 (get_constraint_for): Deal with STRING_CST here instead.
16987 2008-04-15 Richard Guenther <rguenther@suse.de>
16989 * tree-ssa-propagate.c (substitute_and_fold): Substitute
16990 statements in a basic-block with a backward walk. Do not
16991 substitute into dead statements but instead remove those.
16993 2008-04-15 Richard Guenther <rguenther@suse.de>
16995 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
16996 to zero, thus disable creation of SFTs.
16998 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17000 * tree-predcom.c (suitable_reference_p): Return false if the
17001 reference can throw.
17003 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17006 * c-decl.c (finish_decl): If extern or static var has variable
17007 size, set TREE_TYPE (decl) to error_mark_node.
17009 2008-04-15 Rafael Espíndola <espindola@google.com>
17011 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17014 2008-04-15 Richard Guenther <rguenther@suse.de>
17016 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17017 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17018 (visit_reference_op_load): Do walk vuse-vdef chains on
17019 vn_reference_lookup.
17020 (visit_reference_op_store): But do not here.
17021 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17022 vn_reference_lookup.
17023 (vn_lookup_with_vuses): But do so here.
17025 2008-04-14 Ian Lance Taylor <iant@google.com>
17027 * fold-const.c (fold_overflow_warning): Remove assertion.
17029 2008-04-15 Ben Elliston <bje@au.ibm.com>
17031 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17032 temp1 local variables.
17034 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17037 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17038 ".text.unlikely" section as executable.
17040 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17042 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17043 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17044 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17045 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17046 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17047 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17048 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17050 2008-04-14 Ian Lance Taylor <iant@google.com>
17052 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17053 * fold-const.c (fold_comparison): If appropriate, test
17054 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17055 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17056 reassociating a pointer type.
17057 * doc/invoke.texi (Optimize Options): Document that
17058 -fstrict-overflow applies to pointer wraparound.
17060 2008-04-13 Jan Hubicka <jh@suse.cz>
17062 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17064 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17066 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17067 we are going to "save the world".
17069 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17071 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17072 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17073 operand 0 constraint, not "=".
17075 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17077 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17079 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17081 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17082 of size of positions_needed * CHAR_BIT.
17084 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17086 PR middle-end/35897
17087 * dse.c (store_info): Change positions_needed to unsigned
17089 (lowpart_bitmask): New.
17090 (record_store): Cast to unsigned HOST_WIDE_INT for
17091 positions_needed. Assert width <= size of positions_needed *
17092 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17093 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17094 lowpart_bitmask to set mask.
17096 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17098 * config/bfin/constraints.md: New file.
17099 * config/bfin/bfin.md: Include it.
17100 (adddi3): Use satisfies_constraint functions instead of the old macros.
17101 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17102 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17103 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17104 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17105 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17106 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17107 EXTRA_CONSTRAINT): Delete.
17108 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17109 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17111 * config/bfin/bfin.c: Include "tm-constrs.h".
17112 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17113 Use satisfies_constraint functions instead of the old macros.
17114 * doc/md.texi (Blackfin Constraints): Update file name reference.
17116 2008-04-11 Richard Guenther <rguenther@suse.de>
17118 PR tree-optimization/35869
17119 * tree-vrp.c (execute_vrp): Move switch statement update after
17120 jump threading. Schedule another cfg cleanup run.
17122 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17125 * attribs.c (decl_attributes): Return early on errorneous node.
17127 2008-04-10 Oleg Ryjkov <olegr@google.com>
17129 * tree.h (struct tree_base): Added a new flag default_def_flag.
17130 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17132 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17134 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17136 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17139 * pa.md: Define mode iterator P. Define mode attribute dwc.
17140 (dcacheflush): Update pattern to use iterator P and attribute dwc.
17141 (icacheflush): Likewise.
17142 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17143 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17145 2008-04-11 Ben Elliston <bje@au.ibm.com>
17147 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17149 2008-04-10 Rafael Espíndola <espindola@google.com>
17151 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17152 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17153 (extract_range_from_expr): The same.
17155 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17157 * config/mips/mips.md (GPR2): New mode iterator.
17158 (seq): Add comment.
17159 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
17160 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
17161 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
17162 Rewrite these to take two modes, the mode of comparison and the
17163 mode of the destination.
17164 * config/mips/mips.c (mips_expand_scc): Instead of having
17165 paradoxical subreg as destination, expand "narrowing" scc if mode
17166 of comparison is SI and target is requested in DI mode.
17167 (mips_emit_int_order_test): Update comment. Make mode of
17168 comparison match CMP0 rather than TARGET. When creating inverse
17169 target use mode of TARGET.
17171 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17173 * gcov-dump.c (tag_summary): Only print summaries for the first
17174 GCOV_COUNTERS_SUMMABLE counters.
17176 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
17178 * config/i386/i386.md (absneg): New code iterator.
17179 (absnegprefix): New code attribute.
17180 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
17181 patterns using absneg code iterator.
17182 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
17183 using absneg code iterator.
17184 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
17185 *neg<mode>2 patterns using absneg code iterator.
17186 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17187 *negextendsfdf2 patterns using absneg code iterator.
17188 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
17189 *negextendsfxf2 patterns using absneg code iterator.
17190 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17191 *negextendsfdf2 patterns using absneg code iterator.
17192 * config/i386/sse.md (<code><mode>2): Macroize expander from
17193 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
17195 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
17197 * config/s390/s390.h: Remove the remains of the recent search
17198 & replace action of current_function_outgoing_args_size.
17200 2008-04-10 Ira Rosen <irar@il.ibm.com>
17202 PR tree-optimization/35821
17203 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
17204 NEW_STMT_LIST is not NULL.
17206 2008-04-09 David Edelsohn <edelsohn@gnu.org>
17209 * toplev.c (process_options): Remove -ffunction-sections debugging
17212 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
17214 PR middle-end/PR28690
17215 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
17216 than gen_rtx_fmt_ee to perform more canonicalizations.
17218 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17221 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
17223 2008-04-09 Richard Guenther <rguenther@suse.de>
17225 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
17226 (dump_function_to_file): Dump function arguments with types.
17228 2008-04-08 Richard Guenther <rguenther@suse.de>
17230 * fold-const.c (fold_widened_comparison): Do not allow
17231 sign-changes that change the result.
17233 2008-04-08 Janis Johnson <janis187@us.ibm.com>
17236 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
17237 kinds of indirect references.
17239 2008-04-08 David Edelsohn <edelsohn@gnu.org>
17241 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
17242 GNU Fortran language string.
17244 2008-04-08 Rafael Espíndola <espindola@google.com>
17246 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
17247 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
17248 * tree.h (tree_call_nonnegative_warnv_p): New.
17250 2008-04-08 Jan Hubicka <jh@suse.cz>
17252 * function.c (free_after_compilation): Clear out regno_reg_rtx
17255 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
17258 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17260 PR middle-end/PR28690
17261 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
17262 same precedence as REG_POINTER and MEM_POINTER operands.
17264 2008-04-08 Richard Guenther <rguenther@suse.de>
17266 PR middle-end/35834
17267 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
17268 for adding index to base.
17270 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
17272 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
17273 (MINGW_ENABLE_EXECUTE_STACK): New.
17274 (IN_LIBGCC2): For libgcc include windows.h file for
17275 function declarations.
17277 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
17279 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
17280 and tem2 if tem1 is not a REG or MULT.
17282 2008-04-08 Jan Hubicka <jh@suse.cz>
17284 * function.h (incomming_args): Break out of struct function.
17285 (function_subsections): Break out of struct function.
17286 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
17287 return_rtx and hard_reg_initial_vals from struct function.
17288 Kill inl_max_label_num.
17289 (current_function_pops_args, current_function_args_info,
17290 current_function_args_size, current_function_args_size,
17291 current_function_pretend_args_size,
17292 current_function_outgoing_args_size,
17293 current_function_internal_arg_pointer, current_function_return_rtx):
17294 Kill compatibility accestor macros.
17295 * builtins.c (expand_builtin_apply_args_1): Update.
17296 (expand_builtin_next_arg): Update.
17297 * df-scan.c (df_get_call_refs): Update.
17298 * dbxout.c (dbxout_function_end): Update.
17299 * dwarf2out.c (dwarf2out_switch_text_section): Update.
17300 (output_line_info): Update.
17301 (secname_for_decl): Update.
17302 (dwarf2out_var_location): Update.
17303 * function.c (free_after_compilation): Update.
17304 (assign_parm_find_stack_rtl): Update.
17305 (assign_parms): Update.
17306 (expand_dummy_function_end): Update.
17307 (expand_function_end): Update.
17308 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
17309 (expand_call): Update.
17310 (emit_library_call_value_1): Update.
17311 (store_one_arg): Update.
17312 * varasm.c (initialize_cold_section_name): Update.
17313 (unlikely_text_section): Update.
17314 (unlikely_text_section_p): Update.
17315 (assemble_start_function): Update.
17316 (assemble_end_function): Update.
17317 (default_section_type_flags): Update.
17318 (switch_to_section): Update.
17319 * integrate.c (set_decl_abstract_flags): Update.
17320 (get_hard_reg_initial_val): Update.
17321 (has_hard_reg_initial_val): Update.
17322 (allocate_initial_values): Update.
17323 * resource.c (init_resource_info): Update.
17324 * config/alpha/alpha.c (NUM_ARGS): Update.
17325 (direct_return): Update.
17326 (alpha_va_start): Update.
17327 (alpha_sa_size): Update.
17328 (alpha_initial_elimination_offset): Update.
17329 (alpha_expand_prologue): Update.
17330 (alpha_start_function): Update.
17331 (alpha_expand_epilogue): Update.
17332 (unicosmk_initial_elimination_offset):
17333 * config/alpha/alpha.md (call expander): Update.
17334 * config/s390/s390.c (s390_register_info): Update.
17335 (s390_register_info): Update.
17336 (s390_frame_info): Update.
17337 (s390_initial_elimination_offset): Update.
17338 (s390_build_builtin_va_list): Update.
17339 (s390_va_start): Update.
17340 * config/spu/spu.c (direct_return): Update.
17341 (spu_expand_prologue): Update.
17342 (spu_initial_elimination_offset): Update.
17343 (spu_build_builtin_va_list): Update.
17344 (spu_va_start): Update.
17345 * config/sparc/sparc.c (sparc_init_modes): Update.
17346 (sparc_compute_frame_size): Update.
17347 (function_value): Update.
17348 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
17349 * config/i386/i386.md (return expander): Update.
17350 * config/i386/i386.c (ix86_va_start): Update.
17351 (ix86_can_use_return_insn_p): Update.
17352 (ix86_compute_frame_layout): Update.
17353 (ix86_expand_epilogue): Update.
17354 * config/sh/sh.c (output_stack_adjust): Update.
17355 (calc_live_regs): Update.
17356 (sh_expand_prologue): Update.
17357 (sh_builtin_saveregs): Update.
17358 (sh_va_start): Update.
17359 (initial_elimination_offset): Update.
17360 (sh_allocate_initial_value): Update.
17361 (sh_function_ok_for_sibcall): Update.
17362 (sh_get_pr_initial_val): Update.
17363 * config/sh/sh.md (return expander): Update.
17364 * config/avr/avr.c (frame_pointer_required_p): UPdate.
17365 * config/crx/crx.c (crx_compute_frame): UPdate.
17366 (crx_initial_elimination_offset): UPdate.
17367 * config/xtensa/xtensa.c (compute_frame_size): Update
17368 (xtensa_builtin_saveregs): Update.
17369 (xtensa_va_start): Update.
17370 (order_regs_for_local_alloc): Update.
17371 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
17372 (xstormy16_expand_builtin_va_start): Update.
17373 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
17374 * config/m68hc11/m68hc11.md (return expanders): Update.
17375 * config/m68hc11/m68hc11.c (expand_prologue): Update.
17376 (expand_epilogue): Update.
17377 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
17378 (cris_simple_epilogue): Update.
17379 (cris_expand_prologue): Update.
17380 (cris_expand_epilogue): Update.
17381 * config/iq2000/iq2000.c (iq2000_va_start): Update.
17382 (compute_frame_size): Update.
17383 * config/mt/mt.c (mt_compute_frame_size): Update.
17384 * config/mn10300/mn10300.c (expand_prologue): Update.
17385 (expand_epilogue): Update.
17386 (initial_offset): Update.
17387 (mn10300_builtin_saveregs):
17388 * config/mn10300/mn10300.md (return expander): Update.
17389 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17390 (ia64_initial_elimination_offset): Update.
17391 (ia64_initial_elimination_offset): Update.
17392 (ia64_expand_prologue): Update.
17393 * config/m68k/m68k.md (return expander): Update.
17394 * config/rs6000/rs6000.c (rs6000_va_start): Update.
17395 (rs6000_stack_info): Update.
17396 * config/mcore/mcore.c (layout_mcore_frame): Update.
17397 (mcore_expand_prolog): Update.
17398 * config/arc/arc.c (arc_compute_frame_size): Update.
17399 * config/score/score3.c (score3_compute_frame_size): Update.
17400 * config/score/score7.c (score7_compute_frame_size): Update.
17401 * config/arm/arm.c (use_return_insn): Update.
17402 (thumb_find_work_register): Update.
17403 (arm_compute_save_reg_mask): Update.
17404 (arm_output_function_prologue): Update.
17405 (arm_output_epilogue): Update.
17406 (arm_size_return_regs): Update.
17407 (arm_get_frame_offsets): Update.
17408 (arm_expand_prologue): Update.
17409 (thumb_exit): Update.
17410 (thumb_unexpanded_epilogue): Update.
17411 (thumb1_output_function_prologue): Update.
17412 * config/pa/pa.md (return expander): Update.
17413 * config/pa/pa.c (compute_frame_size): Update.
17414 (hppa_builtin_saveregs): Update.
17415 * config/mips/mips.c (mips_va_start): Update.
17416 (mips16_build_function_stub): Update.
17417 (mips_compute_frame_info): Update.
17418 (mips_restore_gp): Update.
17419 (mips_output_function_prologue): Update.
17420 (mips_expand_prologue): Update.
17421 * config/v850/v850.c (compute_frame_size): Update.
17422 (expand_prologue): * config/mmix/mmix.c (along): update.
17423 (mmix_initial_elimination_offset): update.
17424 (mmix_reorg): update.
17425 (mmix_use_simple_return): update.
17426 (mmix_expand_prologue): update.
17427 (mmix_expand_epilogue): Update.
17428 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
17429 (emit_link_insn): Update.
17431 2008-04-08 Anatoly Sokolov <aesok@post.ru>
17433 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
17434 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
17436 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
17439 2008-04-07 Jan Hubicka <jh@suse.cz>
17441 * function.h (rtl): Rename to x_rtl.
17442 (crtl): New define.
17443 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17444 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17445 used_temp_slots avail_temp_slots, temp_slot_level,
17446 nonlocal_goto_handler_labels): Update accesstors.
17447 (rtl): New global variable.
17448 (struct function): Move some fileds to rtl_data.
17449 (get_arg_pointer_save_area): Update prototype.
17450 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17451 get_arg_pointer_save_area.
17452 * expr.c (init_expr): Update
17453 * function.c (get_frame_size): Update
17454 (assign_stack_local): Update
17455 (expand_function_end): Update.
17456 (get_art_pointer_save_area): Update
17458 * emit-rtl.c (rtl): Declare.
17459 (regno_reg_rtx): Declare.
17460 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17462 (gen_reg_rtx): Update.
17463 * varasm.c (n_deferred_constatns): Update accestor.
17464 (init_varasm_status): Do not allocate varasm_status.
17465 (force_const_mem, get_pool_size, output_constant_pool): Update.
17466 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17467 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17468 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
17469 * sparc/sparc.h (INIT_EXPANDERS): Update.
17470 * ia64/ia64.h (INIT_EXPANDERS): Update.
17472 2008-04-07 James E. Wilson <wilson@tuliptree.org>
17474 * reload.c (push_secondary_reload): Add missing break to for loop.
17476 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17478 PR middle-end/PR28690
17479 * rtlanal.c: Update copyright years.
17480 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
17481 as REG_POINTER and MEM_POINTER operands.
17482 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
17483 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
17484 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
17485 * gcse.c: Update copyright years.
17486 (pre_delete): Call gen_reg_rtx_and_attrs.
17487 (hoist_code): Likewise.
17488 (build_store_vectors): Likewise.
17489 (delete_store): Likewise.
17490 * loop-invariant.c (move_invariant_reg): Likewise.
17491 Update copyright years.
17493 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
17495 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
17496 control string instead of quoted.
17498 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17500 * doc/rtl.texi: Rewrite of subreg section.
17502 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
17505 * config/i386/i386.c (legitimize_pic_address): Add treating
17506 of dllimport SYM_REF's.
17507 (legitimize_dllimport_symbol): Add prototype.
17509 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17511 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
17512 reference in constructor with non self-referential type.
17514 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17516 Removal of Return with Depressed Stack Pointer support
17517 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
17518 (ECF_SP_DEPRESSED): Likewise.
17519 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
17520 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
17521 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17522 (expand_call): Do not test ECF_SP_DEPRESSED.
17523 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17524 * function.c (keep_stack_depressed): Delete.
17525 (handle_epilogue_set): Likewise.
17526 (update_epilogue_consts): Likewise.
17527 (emit_equiv_load): Likewise.
17528 (thread_prologue_and_epilogue_insns): Remove support for Return with
17529 Depressed Stack Pointer.
17530 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17532 2008-04-06 Richard Guenther <rguenther@suse.de>
17534 PR tree-optimization/35400
17535 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
17536 information from SSA_NAMEs.
17538 2008-04-06 Anatoly Sokolov <aesok@post.ru>
17540 * config/avr/avr.h (avr_mega_p): Remove declaration.
17541 (AVR_MEGA): Remove macro.
17542 * config/avr/avr.c (avr_mega_p): Remove variable.
17543 (avr_override_options): Remove inicializion of avr_mega_p.
17544 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17545 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17546 (avr_jump_mode): (Ditto.).
17547 (avr_output_progmem_section_asm_op): (Ditto.).
17548 (avr_asm_init_sections): (Ditto.).
17549 (avr_asm_init_sections): (Ditto.).
17550 (avr_rtx_costs): (Ditto.).
17551 * config/avr/avr.md: (Ditto.).
17552 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
17555 2008-04-06 Richard Guenther <rguenther@suse.de>
17557 PR tree-optimization/35842
17558 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
17559 is_gimple_invariant_address.
17561 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17563 * gcc.c (default_compilers): Sync Fortran extensions list with
17564 that in fortran/lang-specs.h.
17565 * doc/invoke.texi: Likewise.
17566 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
17567 * dwarf2out.c (gen_compile_unit_die): Likewise.
17569 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
17571 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
17573 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
17576 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
17577 attribute is used for nested functions.
17579 2008-04-05 Jan Hubicka <jh@suse.cz>
17581 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
17583 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
17585 (dump_files): Update.
17586 (enable_rtl_dump_file): Do not accept letter argument.
17587 * tree-pass.h (dump_file_info): Remove letter argument.
17588 * toplev.c (decode_d_option): Update -da handling.
17589 * toplev.h (enable_rtl_dump_file): Update prototype.
17590 * passes.c (register_one_dump_file): Do not accept IPA argument; work
17591 it out based on pass type.
17592 (register_dump_files_1): Likewise.
17593 (init_optimization_passes): Update register_one_dump_file calls.
17594 (execute_one_pass): Sanity check that IPA passes are called at IPA
17595 level and RTL passes at RTL level.
17596 (execute_pass_list): IPA pass can not be after or subpass of
17598 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
17599 disallov RTL subpasses of IPA subpasses.
17601 2008-04-05 Ben Elliston <bje@au.ibm.com>
17603 * tree-cfg.c (need_fake_edge_p): Return false for calls to
17604 builtins that return exactly once and do not throw. Cache call to
17607 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
17609 PR rtl-optimization/34916
17610 PR middle-end/35519
17611 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
17612 between instruction pairs.
17614 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
17616 * doc/invoke.texi: Document -mbitops for SH.
17617 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
17618 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
17619 * config/sh/sh.c (print_operand): Add %t operand code.
17620 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
17621 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
17622 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
17623 (extendqihi2): Likewise.
17624 (movqi_i): Likewise.
17625 (insv): Use bset, bclr and bst instructions for SH2A if possible.
17626 (extv): Use bld instruction for SH2A if possible.
17628 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
17629 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
17630 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
17631 (bset.b, bclr.b): Define peepholes.
17632 * config/sh/sh.opt (mbitops): New option.
17634 2008-04-04 Janis Johnson <janis187@us.ibm.com>
17637 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
17638 and view convert expression.
17640 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17643 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17645 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
17647 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
17649 * config/i386/cpuid.h (bit_AES): New.
17650 (bit_PCLMUL): Likewise.
17652 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
17653 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
17654 SSE2 if AES or PCLMUL is enabled.
17655 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
17656 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17657 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
17658 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
17659 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
17660 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
17661 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17662 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
17663 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
17664 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
17665 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
17666 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
17667 __builtin_ia32_aeskeygenassist128 and
17668 __builtin_ia32_pclmulqdq128.
17669 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
17670 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
17671 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
17673 * config/i386/i386.h (TARGET_AES): New.
17674 (TARGET_PCLMUL): Likewise.
17675 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
17677 * config/i386/i386.md (UNSPEC_AESENC): New.
17678 (UNSPEC_AESENCLAST): Likewise.
17679 (UNSPEC_AESDEC): Likewise.
17680 (UNSPEC_AESDECLAST): Likewise.
17681 (UNSPEC_AESIMC): Likewise.
17682 (UNSPEC_AESKEYGENASSIST): Likewise.
17683 (UNSPEC_PCLMUL): Likewise.
17685 * config/i386/i386.opt (maes): New.
17686 (mpclmul): Likewise.
17688 * config/i386/sse.md (aesenc): New pattern.
17689 (aesenclast): Likewise.
17690 (aesdec): Likewise.
17691 (aesdeclast): Likewise.
17692 (aesimc): Likewise.
17693 (aeskeygenassist): Likewise.
17694 (pclmulqdq): Likewise.
17696 * config/i386/wmmintrin.h: New.
17698 * doc/extend.texi: Document AES and PCLMUL built-in function.
17700 * doc/invoke.texi: Document -maes and -mpclmul.
17702 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
17704 * function.c (free_after_parsing): Replace with
17705 cxx_push_function_context from C++ front-end.
17706 (allocate_struct_function): Don't call langhook.
17707 * langhooks.h (struct lang_hooks_for_functions): Delete.
17708 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
17710 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
17711 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
17712 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
17713 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
17714 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
17715 remove LANG_HOOKS_FUNCTION_INITIALIZER.
17716 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
17718 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
17719 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
17721 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17724 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
17727 2008-04-04 Richard Guenther <rguenther@suse.de>
17729 PR middle-end/35823
17730 * fold-const.c (optimize_minmax_comparison): Use the correct
17731 type for the constant in the simplified comparison.
17733 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
17735 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
17736 Pass L2 size as "--param l2-cache-size" to the compiler.
17737 (decode_l2_cache): New function to decode L2 cache parameters using
17738 0x8000006 extended cpuid function.
17739 (detect_caches_amd): Determine parameters of L2 cache using
17740 decode_l2_caches function.
17741 (decode_caches_intel): Decode L2 cache parameters.
17742 (detect_caches_intel): Determine L2 cache parameters using
17743 decode_caches_intel and decode_l2_caches functions.
17745 2008-04-03 Bob Wilson <bob.wilson@acm.org>
17747 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
17748 secondary input reload for subword loads from the constant pool.
17750 2008-04-03 Janis Johnson <janis187@us.ibm.com>
17753 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
17754 constants of the appropriate size for runtime calculations.
17757 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
17758 decimal-float literal constant zero.
17760 2008-04-03 Jakub Jelinek <jakub@redhat.com>
17763 * c-parser.c (c_parser_omp_atomic): Call
17764 default_function_array_conversion on the RHS.
17766 PR middle-end/35818
17767 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
17768 call is_variable_sized if decl has incomplete type.
17770 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
17772 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
17774 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
17776 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
17778 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
17779 (sgt<u>): Merge sgt and sgtu into new expander.
17780 (sgt, sgtu): Remove expanders.
17781 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
17782 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
17783 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
17784 *sgtu_<mode>_mips16 into new pattern.
17785 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
17786 (sge<u>): Merge sge and sgeu into new expander.
17787 (sge, sgeu): Remove expanders.
17788 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
17790 (*sge_<mode>, second *sge_<mode>): Remove patterns.
17791 (slt<u>): Merge slt and sltu into new expander.
17792 (slt, sltu): Remove expanders.
17793 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
17794 (*slt_<mode>, *sltu_<mode>): Remove patterns.
17795 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
17796 *sltu_<mode>_mips16 into new pattern.
17797 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
17798 (sle<u>): Merge sle and sleu into new expander.
17799 (sle, sleu): Remove expanders.
17800 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
17801 (*sle_<mode>, *sleu_<mode>): Remove patterns.
17802 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
17803 *sleu_<mode>_mips16 into new pattern.
17804 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
17806 2008-04-03 Jan Hubicka <jh@suse.cz>
17808 PR tree-optimization/35795
17809 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
17810 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17811 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
17812 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
17813 * score/score3.c (score3_output_mi_thunk): Likewise.
17814 * score/score7.c (score7_output_mi_thunk): Likewise.
17815 * mips/mips.c (mips_output_mi_thunk): Likewise.
17817 2008-04-03 Richard Guenther <rguenther@suse.de>
17819 * tree-vrp.c (extract_range_from_unary_expr): Handle all
17820 conversions. Simplify code.
17822 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
17824 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
17826 2008-04-03 Tom Tromey <tromey@redhat.com>
17827 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17829 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17830 * config/bfin/t-bfin-linux (generated_files): Add
17831 linux-sysroot-suffix.h.
17832 * doc/install.texi (Prerequisites): Require make 3.80.
17833 * doc/sourcebuild.texi (Front End Directory): Document new
17835 * Makefile.in (generated_files): New variable.
17836 (ALL_HOST_OBJS): New variable.
17837 ($(ALL_HOST_OBJS)): New target.
17839 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17841 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
17842 (remap_block): Call id->transform_lang_insert_block instead
17844 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
17845 Set id.transform_lang_insert_block to NULL.
17846 (clone_body): Move to cp/optimize.c
17847 * tree-inline.h (struct copy_body_data): Change
17848 transform_lang_insert_block to function pointer.
17849 (copy_generic_body, copy_decl_no_change): Export.
17850 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
17851 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
17852 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
17854 * c-tree.h (insert_block): Kill.
17855 * c-decl.c (insert_block): Kill.
17857 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17859 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17860 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17861 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
17863 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
17864 argument, call {push,pop}_function_context from here.
17865 * c-parser.c: Use c_{push,pop}_function_context.
17867 * function.c (push_function_context_to): Move meat ...
17868 (push_function_context): ... here. Simplify.
17869 * function.c (pop_function_context_from): Move meat ...
17870 (pop_function_context): ... here. Simplify.
17871 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
17873 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17874 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17875 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
17876 * tree.h (push_function_context_to, pop_function_context_from): Remove.
17878 2008-04-03 Ben Elliston <bje@au.ibm.com>
17880 * expmed.c (extract_force_align_mem_bit_field): Remove.
17882 2008-04-03 Richard Guenther <rguenther@suse.de>
17884 PR middle-end/35800
17885 * expr.h (try_casesi): Adjust prototype.
17886 * expr.c (try_casesi): Take fallback label as extra parameter.
17887 Use that for gen_casesi if default_label is NULL.
17888 * stmt.c (expand_case): Pass fallback label to try_casesi,
17889 make sure to fill gaps with a fallback label if default_label
17892 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
17895 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
17897 2008-04-03 Ben Elliston <bje@au.ibm.com>
17899 * expmed.c (extract_split_bit_field): Remove if (0) code.
17900 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
17901 (do_ds_constraint): Likewise.
17903 2008-04-02 Joseph Myers <joseph@codesourcery.com>
17905 * doc/cppopts.texi (-dU): Document.
17906 * c-common.h (flag_dump_macros): Update comment.
17907 * c-opts.c (handle_OPT_d): Handle -dU.
17908 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
17909 dump_queued_macros, cb_used_define, cb_used_undef): New.
17910 (init_pp_output): Handle -dU.
17911 (cb_line_change): Call dump_queued_macros.
17912 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
17914 2008-04-02 Anatoly Sokolov <aesok@post.ru>
17916 * config/avr/predicates.md (io_address_operand): New predicate.
17917 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
17918 * config/avr/avr.c (avr_io_address_p): Remove function.
17919 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
17920 'avr_io_address_p' function.
17921 (out_movhi_r_mr): (Ditto.).
17922 (out_movqi_mr_r): (Ditto.).
17923 (out_movhi_mr_r): (Ditto.).
17924 (avr_address_cost): (Ditto.).
17926 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
17928 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
17929 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
17930 in 32bit mode when XMM registers are available to avoid store
17932 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
17933 corresponding post-reload splitters.
17935 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17937 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
17938 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
17939 __builtin_ia32_roundss.
17940 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
17941 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
17942 __builtin_ia32_roundss.
17943 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
17944 IX86_BUILTIN_SHUFPD here.
17946 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17948 * config/i386/i386.md (plogic): New.
17949 (plogicprefix): Likewise.
17951 * config/i386/mmx.md (mmx_<code><mode>3): New.
17952 (mmx_and<mode>3): Removed.
17953 (mmx_ior<mode>3): Likewise.
17954 (mmx_xor<mode>3): Likewise.
17956 * config/i386/sse.md (<code><mode>3): New.
17957 (*<code><mode>3): Likewise.
17958 (*<code><mode>3): Likewise.
17959 (<code><mode>3): Likewise.
17960 (*sse_<code><mode>3): Likewise.
17961 (*sse2_<code><mode>3): Likewise.
17962 (<code>tf3): Likewise.
17963 (*<code>tf3): Likewise.
17964 (and<mode>3): Likewise.
17965 (*and<mode>3): Likewise.
17966 (ior<mode>3): Removed.
17967 (*ior<mode>3): Likewise.
17968 (xor<mode>3): Likewise.
17969 (*xor<mode>3): Likewise.
17970 (*and<mode>3): Likewise.
17971 (*ior<mode>3): Likewise.
17972 (*xor<mode>3): Likewise.
17973 (and<mode>3): Likewise.
17974 (*sse_and<mode>3): Likewise.
17975 (*sse2_and<mode>3): Likewise.
17976 (andtf3): Likewise.
17977 (*andtf3): Likewise.
17978 (ior<mode>3): Likewise.
17979 (*sse_ior<mode>3): Likewise.
17980 (*sse2_ior<mode>3): Likewise.
17981 (iortf3): Likewise.
17982 (*iortf3): Likewise.
17983 (xor<mode>3): Likewise.
17984 (*sse_xor<mode>3): Likewise.
17985 (*sse2_xor<mode>3): Likewise.
17986 (xortf3): Likewise.
17987 (*xortf3): Likewise.
17989 2008-04-02 Richard Guenther <rguenther@suse.de>
17991 PR tree-optimization/14495
17992 PR tree-optimization/34793
17993 * tree-vrp.c (struct switch_update): New structure.
17994 (to_remove_edges, to_update_switch_stmts): New VECs.
17995 (simplify_switch_using_ranges): New function. Remove not taken
17996 case labels and edges.
17997 (simplify_stmt_using_ranges): Call it.
17998 (identify_jump_threads): Mark edges we have queued for removal
17999 so we don't thread them.
18000 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18002 * tree-cfg.c (group_case_labels): Deal with missing default label.
18003 (tree_verify_flow_info): Allow missing default label.
18004 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18005 (emit_case_nodes): Likewise.
18006 (expand_case): Do not rely on the default label to be present.
18007 * expr.c (try_casesi): Deal with NULL default_label.
18008 (do_tablejump): Likewise.
18010 2008-04-02 Richard Guenther <rguenther@suse.de>
18012 PR tree-optimization/14495
18013 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18014 SWITCH_EXPR here ...
18015 (vrp_visit_switch_stmt): ... but here (new function).
18016 (find_case_label_index): New helper function.
18017 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18019 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18021 * fwprop.c: Fix ISO-C99ism.
18023 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18026 * Makefile.in (objdir): Set it here.
18027 * configure.ac: Not here. Find dynamic linker characteristics.
18028 * exec-tool.in: Use them.
18029 * aclocal.m4: Regenerate.
18030 * configure: Regenerate.
18032 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18034 * expr.c (expand_var): Delete it.
18035 * expr.h (expand_var): Delete prototype.
18036 * function.c (expand_function_start): Use expand_decl instead.
18037 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18040 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18042 PR rtl-optimization/35542
18043 * fwprop.c (forward_propagate_and_simplify): Replace
18044 loc_reg_mentioned_in_p with reg_mentioned_p.
18046 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18048 PR rtl-optimization/35281
18049 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18050 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18051 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18052 (varying_mem_p): Move above propagate_rtx.
18053 (all_uses_available_at): Do not check MEMs.
18055 2008-04-02 Rafael Espíndola <espindola@google.com>
18057 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18058 (register_edge_assert_for_2): Split the cond argument.
18059 (register_edge_assert_for_1): Adjust for the change in
18060 register_edge_assert_for_2.
18061 (register_edge_assert_for): Split the cond argument.
18062 (find_switch_asserts): Adjust for the change in
18063 register_edge_assert_for.
18065 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18067 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18068 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18069 offsets for 64-bit mingw.
18070 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18071 abi for x86_64-pc-mingw.
18073 2008-04-02 Richard Guenther <rguenther@suse.de>
18075 * tree-vrp.c (extract_range_from_assert): Make sure to not
18076 produce range min/max with TREE_OVERFOW set.
18077 If merging a anti-range and a range keep the anti-range if
18078 the range covers all values of the type.
18079 (register_edge_assert_for_2): Only allow sign-changing
18080 conversions in detecting canonical range checks. Also
18081 register an assert for the unsigned name if useful.
18083 PR tree-optimization/35787
18084 * tree-vrp.c (vrp_val_max): New function.
18085 (vrp_val_min): Likewise.
18086 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18087 (vrp_val_is_min): Likewise.
18088 (supports_overflow_infinity): Use vrp_val_{min,max}.
18089 (negative_overflow_infinity): Likewise.
18090 (positive_overflow_infinity): Likewise.
18091 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18092 (is_positive_overflow_infinity): Likewise.
18093 (is_overflow_infinity): Likewise.
18094 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18095 vrp_val_is_{min,max}.
18096 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18097 to ranges if possible. Avoid empty ranges.
18099 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18101 PR middle-end/35705
18102 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18103 the expression is a function address.
18105 2008-04-01 George Helffrich <george@gcc.gnu.org>
18107 PR fortran/35154, fortran/23057
18108 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18109 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18110 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18111 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18113 (dbxout_syms): Check for COMMON-based symbol and wrap in
18114 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18115 in bracket for efficiency.
18117 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18118 using DW_TAG_common_block + member offset.
18119 (add_pubname_string): New function.
18120 (dw_expand_expr): New function to find block name and offset for
18122 (common_check): New function to check whether symbol in Fortran COMMON.
18123 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18125 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18128 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18130 2008-04-02 Ben Elliston <bje@au.ibm.com>
18132 * config/v850/v850.md (casesi): Remove if (0) code.
18133 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18134 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18136 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18138 * config/i386/i386.md (rex64suffix): New mode attribute.
18139 (floathi<mode>2): Disable expander for SSE math.
18140 (*floathi<mode>2_1): New insn insn_and_split pattern.
18141 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
18142 corresponding post-reload splitters.
18143 (*floathi<mode>2_i387): New macroized insn pattern.
18144 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18145 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18146 insn_and_split pattern.
18147 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18148 New macroized instruction patterns and corresponding post-reload
18150 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18151 and corresponding post-reload splitters.
18152 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18153 New macroized instruction patterns.
18154 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18155 macroized instruction patterns and corresponding post-reload splitters.
18156 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18157 corresponding post-reload splitters.
18158 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
18159 New macroized instruction patterns.
18160 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
18161 corresponding post-reload splitters.
18162 (*floatsi<mode>2_i387): New macroized instruction patterns.
18164 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
18166 * config/i386/i386.md (smaxmin): New.
18167 (umaxmin): Likewise.
18168 (maxminiprefix): Likewise.
18169 (maxminfprefix): Likewise.
18170 (<code><mode>3): Likewise.
18171 (smin<mode>3): Removed.
18172 (smax<mode>3): Likewise.
18174 * config/i386/mmx.md (mmx_<code>v2sf3): New.
18175 (mmx_<code>v4hi3): Likewise.
18176 (mmx_<code>v8qi3): Likewise.
18177 (mmx_smaxv2sf3): Removed.
18178 (mmx_sminv2sf3): Likewise.
18179 (mmx_umaxv8qi3): Likewise.
18180 (mmx_smaxv4hi3): Likewise.
18181 (mmx_uminv8qi3): Likewise.
18182 (mmx_sminv4hi3): Likewise.
18184 * config/i386/sse.md (<addsub><mode>3): New.
18185 (*<addsub><mode>3): Likewise.
18186 (<sse>_vm<addsub><mode>3): Likewise.
18187 (<maxmin><mode>3): Likewise.
18188 (*<maxmin><mode>3_finite): Likewise.
18189 (*<maxmin><mode>3): Likewise.
18190 (<sse>_vm<maxmin><mode>3): Likewise.
18191 (sse3_h<addsub>v4sf3): Likewise.
18192 (sse3_h<addsub>v2df3): Likewise.
18193 (<maxmin>v16qi3): Likewise.
18194 (*<maxmin>v16qi3): Likewise.
18195 (<maxmin>v8hi3): Likewise.
18196 (*<maxmin>v8hi3): Likewise.
18197 (*sse4_1_<maxmin><mode>3): Likewise.
18198 (*sse4_1_<maxmin><mode>3): Likewise.
18199 (add<mode>3): Removed.
18200 (*add<mode>3): Likewise.
18201 (<sse>_vmadd<mode>3): Likewise.
18202 (sub<mode>3): Likewise.
18203 (*sub<mode>3): Likewise.
18204 (<sse>_vmsub<mode>3): Likewise.
18205 (smin<mode>3): Likewise.
18206 (*smin<mode>3_finite): Likewise.
18207 (*smin<mode>3): Likewise.
18208 (<sse>_vmsmin<mode>3): Likewise.
18209 (smax<mode>3): Likewise.
18210 (*smax<mode>3_finite): Likewise.
18211 (*smax<mode>3): Likewise.
18212 (<sse>_vmsmax<mode>3): Likewise.
18213 (sse3_haddv4sf3): Likewise.
18214 (sse3_haddv2df3): Likewise.
18215 (sse3_hsubv4sf3): Likewise.
18216 (sse3_hsubv2df3): Likewise.
18217 (umaxv16qi3): Likewise.
18218 (*umaxv16qi3): Likewise.
18219 (smaxv8hi3): Likewise.
18220 (*smaxv8hi3): Likewise.
18221 (*sse4_1_smax<mode>3): Likewise.
18222 (*sse4_1_umax<mode>3): Likewise.
18223 (uminv16qi3): Likewise.
18224 (*uminv16qi3): Likewise.
18225 (sminv8hi3): Likewise.
18226 (*sminv8hi3): Likewise.
18227 (*sse4_1_smin<mode>3): Likewise.
18228 (*sse4_1_umin<mode>3): Likewise.
18230 2008-04-01 Rafael Espíndola <espindola@google.com>
18232 * tree-cfg.c (verify_expr): remove in_phi.
18233 (verify_stmt): Don't call walk_tree with verify_expr. Use
18234 is_gimple_min_invariant instead of is_gimple_val.
18236 2008-04-01 Joseph Myers <joseph@codesourcery.com>
18238 * doc/include/gpl_v3.texi: Update for manpage generation.
18239 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
18241 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
18242 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
18243 gpl_v3.texi instead of gpl.texi.
18246 2008-04-01 Jakub Jelinek <jakub@redhat.com>
18249 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
18251 2008-04-01 Rafael Espíndola <espindola@google.com>
18253 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
18254 (extract_code_and_val_from_cond): Use
18255 extract_code_and_val_from_cond_with_ops.
18257 2008-04-01 Jan Hubicka <jh@suse.cz>
18259 * function.c (free_after_compilation): Free epilogue_delay_list.
18260 (prepare_function_start): Assert that previous compilation was freed.
18262 2008-04-01 Jan Hubicka <jh@suse.cz>
18263 Jim Wilson <wilson@tuliptree.org>
18264 Andreas Tobler <andreast@gcc.gnu.org>
18266 PR middle-end/35781
18267 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
18268 rtl.emit instead cfun->emit.
18269 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
18270 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
18272 2008-04-01 Ben Elliston <bje@au.ibm.com>
18274 * doc/c-tree.texi (Function Basics): Fix grammatical error.
18276 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
18278 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
18280 (fprofile-use): Add var flag_profile_use
18281 * coverage.c (coverage_begin_output): Do not open a gcno file for
18282 output only if -ftest-coverage is set.
18283 Do not add getpwd() to gcda file path.
18284 (build_gcov_info): Check the new flag
18285 flag_profile_datafile_relative_path.
18286 (coverage_init): Use profile_data_prefix.
18287 Read profile counter only if flag_profile_use is set.
18288 * opts.c (common_handle_option): New option fprofile-use=,
18289 fprofile-dir=, fprofile-generate=.
18290 * toplev.c (profile_data_prefix): New variable definition.
18291 * toplev.h (profile_data_prefix): New declaration.
18292 * doc/invoke.tex (Option Summary, Optimization Options):
18295 2008-03-31 James E. Wilson <wilson@tuliptree.org>
18297 * varasm.c (output_constant_pool_1): In LABEL_REF check,
18298 use tmp consistently.
18301 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
18302 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18303 UNSPEC_FR_RECIP_APPROX_RES.
18304 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
18306 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
18309 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
18311 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18313 PR middle-end/30186
18314 * fold-const.c (fold_indirect_ref_1): Support accessing non first
18315 element of the vector via a pointer.
18317 2008-03-31 Ian Lance Taylor <iant@google.com>
18319 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
18321 2008-03-31 Jan Hubicka <jh@suse.cz>
18323 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18324 get_arg_pointer_save_area.
18325 * expr.c (init_expr): Just clear out rtl.expr.
18326 * function.c (free_after_compilation): Clear out whole RTL structure.
18327 (get_func_frame_size): Merge into ...
18328 (get_frame_size): ... this one.
18329 (assign_stack_local_1): Merge into ...
18330 (assign_stack_local): ... this one.
18331 (expand_function_end): Update call of get_arg_pointer_save_area.
18332 (get_art_pointer_save_area): Remove cfun argument.
18333 * function.h (emit_status): regno_pointer_align does not need length
18334 attribute. Move x_regno_reg_rtx to ...
18335 (regno_reg_rtx): ... new global array.
18336 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
18337 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
18338 apply_args_value, forced_labels, stack_pointer_delta):
18340 (struct varasm_status): Move here from varasm.c
18341 (struct rtl_data): New. Move here some fields from struct function.
18342 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18343 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18344 used_temp_slots avail_temp_slots, temp_slot_level,
18345 nonlocal_goto_handler_labels): Update accesstors.
18346 (rtl): New global variable.
18347 (struct function): Move some fileds to rtl_data.
18348 (get_arg_pointer_save_area): Update prototype.
18349 * emit-rtl.c (rtl): Declare.
18350 (regno_reg_rtx): Declare.
18351 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18353 (gen_reg_rtx): Update.
18354 (init_virtual_regs): Do not tate emit_status argument.
18355 (init_emit): Do not allocate emit.
18356 * varasm.c (varasm_statuc): Move to function.h.
18357 (n_deferred_constatns): Update accestor.
18358 (init_varasm_status): Do not allocate varasm_status.
18359 (force_const_mem, get_pool_size, output_constant_pool): Update.
18360 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18361 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18363 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
18365 PR rtl-optimization/35729
18366 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
18369 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
18372 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
18373 load/store if memory is unaligned.
18374 (*movti_rex64): Likewise.
18376 * config/i386/predicates.md (misaligned_operand): New.
18378 2008-03-31 Andrew Pinski <pinskia@gmail.com>
18381 * tree-ssa-phiopt.c (conditional_replacement): Return early for
18384 2008-03-31 Jan Beulich <jbeulich@novell.com>
18386 * config/ia64/constraints.md: Add 'j' constraint.
18387 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
18388 (movdi_internal): Likewise.
18390 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
18393 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
18395 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
18398 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
18399 proper error message for the third argument on blendpd and
18402 * config/i386/sse.md (blendbits): New.
18403 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
18405 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
18407 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
18409 2008-03-30 Richard Guenther <rguenther@suse.de>
18411 PR middle-end/31023
18412 * fold-const.c (fold_sign_changed_comparison): Do leave
18413 conversions to base-types alone.
18415 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
18417 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
18418 the link register if one altivec register is be saved.
18420 2008-03-30 Ben Elliston <bje@au.ibm.com>
18422 * final.c (final_scan_insn): Remove if (0) code.
18424 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
18426 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
18428 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
18430 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
18431 of V4SFmode to ix86_binary_operator_ok.
18433 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
18435 * config/i386/i386.c (override_options): Initialize
18436 ix86_veclib_handler to ix86_veclibabi_svml when
18437 -mveclibabi=svml is used.
18438 (ix86_veclibabi_svml): New function for SVML ABI style
18439 vectorization support.
18440 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
18442 2008-03-28 Rafael Espíndola <espindola@google.com>
18444 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
18445 (tree_binary_nonnegative_warnv_p): Make it public.
18446 (tree_single_nonnegative_warnv_p): Make it public.
18447 (tree_invalid_nonnegative_warnv_p): Make it public.
18448 (tree_unary_nonzero_warnv_p): Make it public.
18449 (tree_binary_nonzero_warnv_p): Make it public
18450 (tree_single_nonzero_warnv_p): Make it public.
18451 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
18452 (extract_range_from_binary_expr): Split the expr argument.
18453 (extract_range_from_unary_expr): Split the expr argument.
18454 (extract_range_from_comparison): Split the expr argument.
18455 (extract_range_from_expr): Use the new aux functions.
18456 (vrp_evaluate_conditional_warnv): Use
18457 vrp_evaluate_conditional_warnv_with_ops.
18458 * tree.h (tree_unary_nonzero_warnv_p): Declare.
18459 (tree_binary_nonzero_warnv_p): Declare.
18460 (tree_single_nonzero_warnv_p): Declare.
18461 (tree_expr_nonzero_warnv_p): Declare.
18462 (tree_unary_nonnegative_warnv_p): Declare.
18463 (tree_binary_nonnegative_warnv_p): Declare.
18464 (tree_single_nonnegative_warnv_p): Declare.
18465 (tree_invalid_nonnegative_warnv_p): Declare.
18467 2008-03-28 Richard Guenther <rguenther@suse.de>
18469 PR tree-optimization/30317
18470 PR tree-optimization/30911
18471 PR tree-optimization/34793
18472 * tree-vrp.c (set_and_canonicalize_value_range): New function.
18473 (struct assert_locus_d): New member EXPR.
18474 (register_new_assert_for): Add EXPR parameter to support
18475 ASSERT_EXPR <name, expr OP limit>.
18476 (register_edge_assert_for_1): Adjust callers.
18477 (find_assert_locations): Likewise.
18478 (process_assert_insertions_for): Build condition from expression.
18479 (extract_range_from_assert): Handle ASSERT_EXPRs
18480 of the form ASSERT_EXPR <name, expr OP limit>.
18481 (register_edge_assert_for_2): New helper registering
18482 asserts for comparisons. Recognize range tests of the form
18483 (unsigned)i - CST1 OP CST2.
18484 (register_edge_assert_for_1): Use it.
18485 (register_edge_assert_for): Likewise.
18486 (needs_overflow_infinity): Integer sub-types
18487 do not need overflow infinities.
18488 (vrp_val_is_max): The extreme values of integer sub-types
18489 are those of the base type.
18490 (vrp_val_is_min): Likewise.
18491 * tree.def (ASSERT_EXPR): Document extra allowed conditional
18494 2008-03-28 Nick Clifton <nickc@redhat.com>
18497 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
18498 Return GENERAL_REGS for stack adjustment reloads.
18500 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18503 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
18504 const_vector when all the vectors are constant.
18506 2008-03-27 Bob Wilson <bob.wilson@acm.org>
18508 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
18510 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
18511 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
18513 (s<code>_sf): Use new scc_sf attribute for opcode names.
18515 2008-03-27 Tom Tromey <tromey@redhat.com>
18517 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
18518 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
18519 config/spu/t-spu-elf, config/i386/t-interix,
18520 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
18521 config/i386/x-darwin, config/i386/x-mingw32,
18522 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
18523 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
18524 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
18525 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
18526 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
18527 config/rs6000/x-darwin, config/rs6000/t-rs6000,
18528 config/score/t-score-elf, config/arm/t-strongarm-pe,
18529 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
18530 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
18531 Revert automatic dependency patch.
18533 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
18536 * config/i386/i386.c (ix86_function_arg_boundary): Align
18537 decimal floating point to its natural boundary.
18539 2008-03-27 Richard Guenther <rguenther@suse.de>
18541 PR middle-end/35716
18542 * fold-const.c (fold_comparison): Restrict distinct decl
18543 comparison folding to VAR_DECLs and PARM_DECLs. Do not
18544 solely rely on operand_equal_p.
18546 2008-03-27 Richard Guenther <rguenther@suse.de>
18549 * c-common.c (handle_weak_attribute): Reject combination of
18552 2008-03-27 Richard Guenther <rguenther@suse.de>
18554 PR tree-optimization/32810
18555 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
18556 conversions from DECL_INITIAL.
18557 (fold_const_aggregate_ref): Likewise from constructor elements.
18559 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
18561 * tree-affine.h (aff_combination_expand): Declare.
18562 (get_inner_reference_aff): Likewise.
18563 * tree-affine.c (aff_combination_expand): Split out from
18564 tree_to_aff_combination_expand.
18565 (get_inner_reference_aff): New function.
18566 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
18567 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
18568 (struct lim_aux_data): sm_done field removed.
18569 (mem_ref_loc_p, mem_ref_locs_p): New types.
18570 (struct mem_ref): Added id, stored, accesses_in_loop,
18571 indep_loop, dep_loop, indep_ref, dep_ref fields.
18572 Removed is_stored, locs and next fields.
18573 (memory_accesses): New variable.
18574 (movement_possibility): Do not allow moving statements
18575 that store to memory.
18576 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
18578 (determine_max_movement): For statements with memory references,
18579 find the outermost loop in that the reference is independent.
18580 (move_computations_stmt): Mark the virtual operands for renaming.
18581 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
18582 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
18583 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
18584 add_vop_ref_mapping, create_vop_ref_mapping_loop,
18585 create_vop_ref_mapping, analyze_memory_references,
18586 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
18587 get_all_locs_in_loop, ref_always_accessed_p,
18588 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
18589 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
18590 store_motion_loop, store_motion): New functions.
18591 (struct vop_to_refs_elt): New type.
18592 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
18593 memref_hash, memref_eq, hoist_memory_references): Rewritten.
18594 (schedule_sm): Replaced by...
18595 (execute_sm): ... this.
18596 (determine_lsm_ref, hoist_memory_references,
18597 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
18598 find_more_ref_vops, free_mem_ref, free_mem_refs,
18599 determine_lsm_loop, determine_lsm): Removed.
18600 (tree_ssa_lim_finalize): Free data structures used by store motion.
18601 (tree_ssa_lim): Call analyze_memory_references. Use
18602 store_motion instead of determine_lsm.
18604 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18606 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
18607 rename tmake_file to m68hc11/t-m68hc11.
18608 (mcore): Set inhibit_libc to true.
18609 * config.host (alpha*-dec-*vms*): Set extra_programs.
18610 (interix3*): Don't use host_xmake_file.
18611 * configure.ac: Let config.gcc override inhibit_libc.
18612 * configure: Regenerate.
18614 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
18615 * config/t-openbsd-thread: Remove commented out lines.
18617 * config/x-interix: Remove.
18619 * config/m68hc11/t-m68hc11-gas: Rename to...
18620 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
18622 * config/mcore/t-mcore: Remove T_CFLAGS.
18623 * config/mcore/t-mcore-pe: Likewise.
18625 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18627 * configure.ac: Replace custom __GNU_SOURCE test with
18628 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
18629 * aclocal.m4: Regenerate.
18630 * configure: Regenerate.
18631 * config.in: Regenerate.
18633 2008-03-27 Richard Guenther <rguenther@suse.de>
18635 * fold-const.c (target.h): Include.
18636 (fold_comparison): Fold comparison of addresses of decls
18637 that bind locally or of constants. Consolidate address folding code.
18638 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
18639 results from fold_binary_to_constant.
18640 (compare_values_warnv): Likewise.
18642 2008-03-27 Andrew Pinski <pinskia@gmail.com>
18644 PR middle-end/35429
18645 * fold-const.c (fold_truthop): Check for integeral types when folding
18646 a == 0 && b == 0 and a != 0 || b != 0 .
18648 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
18650 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
18652 2008-03-26 Andreas Schwab <schwab@suse.de>
18654 * doc/invoke.texi: Fix use of @item vs. @itemx.
18656 2008-03-26 Tom Tromey <tromey@redhat.com>
18658 * Makefile.in (build/gensupport.o, build/print-rtl.o,
18659 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
18660 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
18661 build/gencodes.o, build/genconditions.o, build/genconfig.o,
18662 build/genconstants.o, build/genemit.o, build/genextract.o,
18663 build/genflags.o, build/genmddeps.o, build/genopinit.o,
18664 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
18667 2008-03-26 Richard Guenther <rguenther@suse.de>
18670 2008-03-26 Richard Guenther <rguenther@suse.de>
18672 * fold-const.c (target.h): Include.
18673 (fold_comparison): Fold comparison of addresses of two decls
18674 that bind locally. Consolidate address folding code.
18676 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18678 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
18679 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
18680 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
18681 dconstsqrt2, dconstthird, dconste and/or dconst10.
18682 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
18683 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
18684 dconstsqrt2, dconste): Delete.
18685 (init_emit_once): Likewise. Simplify initializing dconstm1.
18687 * real.c (get_real_const): New.
18688 * real.h (dconst3, dconst10, dconstm2, dconstthird,
18689 dconstsqrt2, dconste): Delete.
18690 (real_value_const, get_real_const): New.
18692 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
18694 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
18696 * config/i386/i386.c (ix86_function_arg_boundary): Check
18697 BIGGEST_ALIGNMENT instead of 128.
18698 (setup_incoming_varargs_64): Likewise.
18700 2008-03-26 Tom Tromey <tromey@redhat.com>
18702 * Makefile.in (DEPFILES): Add missing '/'.
18704 2008-03-26 Richard Guenther <rguenther@suse.de>
18706 * fold-const.c (target.h): Include.
18707 (fold_comparison): Fold comparison of addresses of two decls
18708 that bind locally. Consolidate address folding code.
18710 2008-03-26 Nick Clifton <nickc@redhat.com>
18713 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
18714 not allow INT+INT as a legitimate addressing mode.
18716 2008-03-26 Richard Guenther <rguenther@suse.de>
18718 * tree-flow.h (widen_bitfield): Remove declaration.
18719 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
18720 (widen_bitfield): Remove function.
18721 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
18724 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18727 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
18730 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
18732 PR rtl-optimization/35232
18733 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
18734 (forget_old_reloads_1, forget_marked_reloads): Don't clear
18735 reg_reloaded_call_part_clobbered here.
18736 (reload_regs_reach_end_p): New function.
18737 (reload_reg_rtx_for_input): New variable.
18738 (reload_reg_rtx_for_output): Likewise.
18739 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
18740 when reassigning a pseudo register. Load reloadreg from
18741 reload_reg_rtx_for_input, moving the mode and register
18743 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
18744 instead of the original when deciding whether an input reload
18745 would be a no-op or whether an output reload can be deleted.
18746 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
18747 when setting up new_spill_reg_store. Load it from
18748 reload_reg_rtx_for_output, moving the mode and register
18750 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
18751 instead of the original when deciding whether an output reload
18752 would be a no-op. Do the same when modifying insn notes.
18753 Use rtx_equal_p instead of == to compare the registers.
18754 (inherit_piecemeal_p): Take a mode and two register numbers
18756 (emit_reload_insns): Clear new_spill_reg_store for every hard
18757 register in the reload register. Remove spill registers
18758 from reg_reloaded_valid before considering whether to record
18759 inheritance information for them. Use reload_reg_rtx_for_output
18760 instead of reg_rtx when recording output reloads. Use
18761 reload_reg_rtx_for_input instead of reg_rtx when recording
18762 input reloads. Set or clear reg_reloaded_call_part_clobbered
18763 at the same time as setting reg_reloaded_valid.
18764 (delete_output_reload): Add a new_reload_reg parameter and use it
18765 instead of rld[j].reg_rtx.
18766 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
18769 2008-03-25 Tom Tromey <tromey@redhat.com>
18771 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
18772 (build/genattr.o): Likewise.
18773 (build/genattrtab.o): Likewise.
18774 (build/gencodes.o): Likewise.
18775 (build/genconfig.o): Likewise.
18776 (build/genconstants.o): Likewise.
18777 (build/genemit.o): Likewise.
18778 (build/genextract.o): Likewise.
18779 (build/genflags.o): Likewise.
18781 2008-03-25 Bob Wilson <bob.wilson@acm.org>
18783 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
18784 instead of size_int for integer types.
18785 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
18786 to match type of MINUS_EXPR.
18788 2008-03-25 Tom Tromey <tromey@redhat.com>
18790 * configure: Rebuilt.
18791 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
18794 2008-03-25 Tom Tromey <tromey@redhat.com>
18796 * config/x-solaris (host-solaris.o): Update.
18797 * config/x-linux (host-linux.o): Update.
18798 * config/x-hpux (host-hpux.o): Update.
18799 * config/x-darwin (host-darwin.o): Update.
18800 * config/v850/t-v850e (v850-c.o): Update.
18801 * config/v850/t-v850 (v850-c.o): Update.
18802 * config/t-vxworks (vxworks.o): Update.
18803 * config/t-sol2 (sol2-c.o, sol2.o): Update.
18804 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
18805 * config/spu/t-spu-elf (spu-c.o): Update.
18807 * config/sh/t-symbian (sh-c.o): Update.
18808 (symbian.o): Update.
18809 * config/sh/t-sh (sh-c.o): Update.
18810 * config/score/t-score-elf (score7.o, score3.o): Update.
18811 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
18812 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
18813 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
18814 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
18815 (rs6000.o): Remove.
18816 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18817 * config/m32c/t-m32c (m32c-pragma.o): Update.
18818 * config/ia64/t-ia64 (ia64-c.o): Update.
18819 * config/i386/x-mingw32 (host-mingw32.o): Update.
18820 * config/i386/x-i386 (driver-i386.o): Update.
18821 * config/i386/x-darwin (host-i386-darwin.o): Update.
18822 * config/i386/x-cygwin (host-cygwin.o): Update.
18823 * config/i386/t-nwld (nwld.o): Update.
18824 * config/i386/t-netware (netware.o): Update.
18825 * config/i386/t-interix (winnt.o): Update.
18826 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
18827 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
18828 msformat-c.o): Update.
18829 * config/bfin/t-bfin-linux (generated_files): Add
18830 linux-sysroot-suffix.h.
18831 * config/arm/t-wince-pe (pe.o): Update.
18832 * config/arm/t-strongarm-pe (pe.o): Update.
18833 * config/arm/t-pe (pe.o): Update.
18834 * config/arm/t-arm (arm-c.o): Update.
18835 * doc/install.texi (Prerequisites): Require make 3.80.
18836 * Makefile.in: Remove .o targets.
18837 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
18838 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
18839 (simple_generated_h, simple_generated_c): Move earlier.
18840 (generated_files): New variable.
18841 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
18842 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
18843 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
18844 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
18845 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
18846 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
18847 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
18848 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
18849 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
18850 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
18851 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
18852 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
18854 (COMPILE.base, COMPILE): New variables.
18855 (%.o): New pattern rule.
18856 (ALL_HOST_OBJS): New variable.
18857 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
18858 (dummy-checksum.o, cc1-checksum.o): Remove.
18859 (DRIVER_SHLIB): New variable.
18860 (DRIVER_DEFINES): Use it.
18861 (gencondmd.c): Move out of build/.
18862 (s-conditions): Update.
18863 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
18864 (ALL_BUILD_OBJS): Likewise.
18865 (build/%.o): Use BUILDCOMPILE.
18866 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
18867 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
18868 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
18869 build/gencheck.o, build/gencodes.o, build/genconditions.o,
18870 build/genconfig.o, build/genconstants.o, build/genemit.o,
18871 build/genextract.o, build/genflags.o, build/genmddeps.o,
18872 build/genopinit.o, build/genoutput.o, build/genpeep.o,
18873 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
18874 build/gen-protos.o, build/scan.o, build/fix-header.o,
18875 build/scan-decls.o): Simplify.
18876 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
18877 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
18878 prefix.o, toplev.o): Reduce to variable setting.
18879 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
18880 ($(out_object_file), gcc-options.o): New targets.
18881 ($(ALL_HOST_OBJS)): New target. Include dependency files.
18882 * configure: Rebuilt.
18883 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
18884 * doc/sourcebuild.texi (Front End Directory): Document new variable.
18886 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
18888 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
18889 complain when we hit an error, return ERROR_MARK_NODE.
18891 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18893 * config/sh/constraints.md (Pso, Psz): New constraints.
18894 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
18895 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
18897 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18899 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
18900 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
18902 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18904 * config/sh/sh.md (prefetch): Add condition for SH2A target.
18905 (prefetch_sh2a): New.
18907 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18908 Naveen.H.S <naveen.hs@kpitcummins.com>
18910 * config/sh/constraints.md (I28): New constraint.
18911 * config/sh/sh.c (broken_move): Add support for movi20s.
18912 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
18914 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
18915 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18916 Naveen.H.S <naveen.hs@kpitcummins.com>
18918 * config/sh/sh.c (SH_ATTRIBUTES): Define.
18919 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18920 (print_operand): Handle resbank in %@ operand code.
18921 (sh_encode_section_info): New.
18922 (push_regs): Add conditions for resbank.
18923 (sh_expand_epilogue): Likewise.
18924 (sh_insert_attributes): Likewise.
18925 (sh_attribute_table): Likewise.
18926 (sh_handle_resbank_handler_attribute): New.
18927 (sh2a_handle_function_vector_handler_attribute): New.
18928 (sh2a_is_function_vector_call): New.
18929 (sh2a_get_function_vector_number): New.
18930 (sh2a_function_vector_p): New.
18931 (sh_cfun_resbank_handler_p): New.
18932 * config/sh/sh.md (calli): Emit jsr/n if possible.
18933 (calli_tbr_rel): New.
18934 (calli_pcrel): Emit jsr/n if possible.
18935 (return_i): Emit rts/n if possible.
18936 (call_valuei_tbr_rel): New.
18937 (call_valuei_pcrel): Add condition for SH2A target.
18938 (call_value): Likewise.
18939 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
18940 (sh2a_get_function_vector_number): Likewise.
18941 (sh2a_is_function_vector_call): Likewise.
18942 * doc/extend.texi: Document TBR relative addressing of SH2A.
18943 (resbank): Add description for SH2A.
18945 2008-03-24 Richard Guenther <rguenther@suse.de>
18948 * gimplify.c (gimplify_modify_expr): For frontend type-correct
18949 pointer assignments change conversions according to middle-end rules.
18950 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
18951 * configure.ac: Include type checking in yes.
18952 * configure: Regenerate.
18954 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18956 * diagnostic.c (diagnostic_count_diagnostic): Delete.
18957 (diagnostic_report_diagnostic): Update. Handle ICEs here.
18959 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
18961 * gthr-vxworks.h (UNUSED): Define.
18963 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
18965 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
18967 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
18969 * doc/extend.texi (Function Attributes): Add missing comma in the
18970 example of the "alloc_size" attribute.
18972 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
18975 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18977 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18980 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18983 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18984 of the underlying type of a MS bitfield layout to the natural
18985 alignment of the type.
18987 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18989 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18990 to their natural alignment to avoid store forwarding stalls.
18992 2008-03-22 Richard Guenther <rguenther@suse.de>
18994 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
18995 For PHI nodes verify the address is invariant.
18996 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
18997 (get_symbol_constant_value): Use is_gimple_min_invariant.
18998 (maybe_fold_stmt_indirect): Likewise.
19000 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19002 PR rtl-optimization/33927
19003 * Makefile.in (dse.o): Depend on $(TM_P_H).
19004 * expr.h (extract_low_bits): Declare.
19005 * expmed.c (extract_low_bits): New function.
19006 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19007 * dse.c: Include tm_p.h.
19008 (find_shift_sequence): Remove the read_reg argument and return the
19009 read value. Emit the instructions instead of returning them.
19010 Iterate on new_mode rather than calculating it each time.
19011 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19012 source to NEW_MODE and extract_low_bits to convert the shifted
19013 value to READ_MODE.
19014 (replace_read): Allow the load and store to have different mode
19015 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19016 or extraction instructions before trying the replacement. Update
19017 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19019 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19021 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19022 to their natural alignment to avoid store forwarding stalls.
19024 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19027 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19028 encouraging but not allowing gprs for input;
19029 change the input constraint to !f#r.
19030 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19032 change the output constraint to !f#r.
19034 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19037 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19038 corresponding post-reload splitters.
19039 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19040 when x87 FP math is selected.
19041 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19042 New function prototype.
19043 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19044 unreachable function to ease macroization of insn patterns.
19046 2008-03-21 Martin Jambor <mjambor@suse.cz>
19048 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19049 reference dumps if ddr is NULL or dependence is unknown.
19051 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19053 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19054 unsigned extension into account.
19055 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19056 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19057 Do computations on a scratch register.
19059 2008-03-21 Richard Guenther <rguenther@suse.de>
19061 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19062 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19063 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19064 * tree-ssa-dom.c (record_equality): Likewise.
19065 * tree-inline.c (copy_body_r): Likewise.
19066 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19069 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19071 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19072 as 'delete_unused' argument.
19074 2008-03-20 Richard Guenther <rguenther@suse.de>
19076 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19077 special casing of constant qualifiers.
19078 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19079 care about them in general.
19080 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19081 regardless of their type.
19082 (fold_stmt_r): Forcefully fold *& if we end up with that.
19084 2008-03-20 Paul Brook <paul@codesourcery.com>
19086 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19087 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19089 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19091 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19092 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19094 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19096 * common.opt (Wmudflap): New option.
19097 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19098 (mx_register_decls): Likewise.
19099 (mudflap_finish_file): Likewise.
19100 * doc/invoke.texi: Document -Wno-mudflap.
19102 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19104 * c-format.c (replace_format_name_to_system_name): New.
19105 (cmp_attribs): New.
19106 (convert_format_name_to_system_name): New.
19107 (decode_format_attr): Add use of convert_format_name_to_system_name.
19108 (format_types_orig): Add gnu_ prefix to names.
19109 (check_format_info_main): Special treating of \0 escaped names for
19110 supporting multi-character format specifiers as I32, I64.
19111 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19112 (gnu_target_overrides_format_attributes): New.
19113 * c-format.h: Add structure target_ovr_attr to hold
19114 system specific formatter names.
19115 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19116 msformat-c.o file to c_target_objs and cxx_target_objs.
19117 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19118 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19119 (TARGET_N_FORMAT_TYPES): New.
19120 * config/i386/msformat-c.c: New.
19121 * config/i386/t-cygming: Add build rule for msformat-c.o.
19122 * doc/extend.texi: Add new format names gnu_* and ms_* and
19124 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19126 2008-03-20 Ira Rosen <irar@il.ibm.com>
19128 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19129 optimizations turned on under -O3.
19130 (ftree-vectorize): Add that the flag is turned on with -O3.
19132 2008-03-20 Ben Elliston <bje@au.ibm.com>
19134 * regmove.c (try_auto_increment): Fix spelling error in comment.
19135 * final.c (final_scan_insn): Likewise.
19137 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19140 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
19141 allocator preferences for "y" and "r" class registers.
19142 ("*mov<mode>_internal"): Ditto.
19143 ("*movv2sf_internal_rex64"): Ditto.
19144 ("*movv2sf_internal"): Ditto.
19146 2008-03-19 Michael Matz <matz@suse.de>
19148 PR middle-end/35616
19149 * calls.c (expand_call): Check overlap of arguments with call
19150 address for sibcalls.
19152 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19155 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19156 of the underlying type of a MS bitfield layout to the natural
19157 alignment of the type.
19159 2008-03-19 Jan Hubicka <jh@suse.cz>
19162 * toplev.c (decode_d_option): Handle all CPP flags.
19163 * tree-vrp.c: Update tree_pass descriptors.
19164 * regrename.c: Update tree_pass descriptors.
19165 * fwprop.c: Update tree_pass descriptors.
19166 * doc/invoke.texi: Remove documentation of dropped -d? flags.
19167 * tree-into-ssa.c: Update tree_pass descriptors.
19168 * tree-dump.c: Update tree_pass descriptors.
19169 * tree-complex.c: Update tree_pass descriptors.
19170 * tree-dump.h: Update tree_pass descriptors.
19171 * see.c: Update tree_pass descriptors.
19172 * cgraphbuild.c: Update tree_pass descriptors.
19173 * tracer.c: Update tree_pass descriptors.
19174 * tree-loop-distribution.c: Update tree_pass descriptors.
19175 * cgraph.c: Update tree_pass descriptors.
19176 * postreload-gcse.c: Update tree_pass descriptors.
19177 * postreload.c: Update tree_pass descriptors.
19178 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
19179 * tree-tailcall.c: Update tree_pass descriptors.
19180 * tree-pass.h (tree_opt_pass): Rename to ...
19181 (opt_pass) ... this one; add "type" field and remove letter field.
19182 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
19183 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
19184 all_lowering_passes): Update declaration.
19185 * ipa-cp.c: Update tree_pass descriptors.
19186 * final.c: Update tree_pass descriptors.
19187 * omp-low.c: Update tree_pass descriptors.
19188 * tree-ssa-dse.c: Update tree_pass descriptors.
19189 * ipa-reference.c: Update tree_pass descriptors.
19190 * tree-ssa-uncprop.c: Update tree_pass descriptors.
19191 * auto-inc-dec.c: Update tree_pass descriptors.
19192 * reorg.c: Update tree_pass descriptors.
19193 * cgraphunit.c: Update tree_pass descriptors.
19194 * tree-ssa-copyrename.c: Update tree_pass descriptors.
19195 * tree-ssa-ccp.c: Update tree_pass descriptors.
19196 * df-core.c: Update tree_pass descriptors.
19197 * mode-switching.c: Update tree_pass descriptors.
19198 * tree-nomudflap.c: Update tree_pass descriptors.
19199 * modulo-sched.c: Update tree_pass descriptors.
19200 * ipa-pure-const.c: Update tree_pass descriptors.
19201 * cse.c: Update tree_pass descriptors.
19202 * web.c: Update tree_pass descriptors.
19203 * tree-stdarg.c: Update tree_pass descriptors.
19204 * tree-ssa-math-opts.c: Update tree_pass descriptors.
19205 * tree-ssa-dom.c: Update tree_pass descriptors.
19206 * tree-nrv.c: Update tree_pass descriptors.
19207 * tree-ssa-alias.c: Update tree_pass descriptors.
19208 * loop-init.c: Update tree_pass descriptors.
19209 * gimple-low.c: Update tree_pass descriptors.
19210 * ipa-inline.c: Update tree_pass descriptors.
19211 * tree-ssa-sink.c: Update tree_pass descriptors.
19212 * global.c: Update tree_pass descriptors.
19213 * ifcvt.c: Update tree_pass descriptors.
19214 * jump.c: Update tree_pass descriptors.
19215 * predict.c: Update tree_pass descriptors.
19216 * tree-ssa-loop.c: Update tree_pass descriptors.
19217 * recog.c: Update tree_pass descriptors.
19218 * dse.c: Update tree_pass descriptors.
19219 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
19220 * tree-eh.c: Update tree_pass descriptors.
19221 * regmove.c: Update tree_pass descriptors.
19223 * function.c: Update tree_pass descriptors.
19224 * tree-vectorizer.c: Update tree_pass descriptors.
19225 * gcse.c: Update tree_pass descriptors.
19226 * ipa-type-escape.c: Update tree_pass descriptors.
19227 * tree-if-conv.c: Update tree_pass descriptors.
19228 * init-regs.c: Update tree_pass descriptors.
19229 * ipa.c: Update tree_pass descriptors.
19230 * tree-ssa-phiopt.c: Update tree_pass descriptors.
19231 * rtl-factoring.c: Update tree_pass descriptors.
19232 * lower-subreg.c: Update tree_pass descriptors.
19233 * bt-load.c: Update tree_pass descriptors.
19234 * tree-dfa.c: Update tree_pass descriptors.
19235 * except.c: Update tree_pass descriptors.
19236 * emit-rtl.c: Update tree_pass descriptors.
19237 * cfgexpand.c: Update tree_pass descriptors.
19238 * tree-cfgcleanup.c: Update tree_pass descriptors.
19239 * cfgcleanup.c: Update tree_pass descriptors.
19240 * tree-ssa-pre.c: Update tree_pass descriptors.
19241 * tree-sra.c: Update tree_pass descriptors.
19242 * tree-mudflap.c: Update tree_pass descriptors.
19243 * tree-ssa-copy.c: Update tree_pass descriptors.
19244 * cfglayout.c: Update tree_pass descriptors.
19245 * tree-ssa-forwprop.c: Update tree_pass descriptors.
19246 * tree-ssa-dce.c: Update tree_pass descriptors.
19247 * tree-ssa.c: Update tree_pass descriptors.
19248 * regclass.c: Update tree_pass descriptors.
19249 * integrate.c: Update tree_pass descriptors.
19250 * tree-optimize.c: Update tree_pass descriptors.
19251 * tree-ssa-phiprop.c: Update tree_pass descriptors.
19252 * tree-object-size.c: Update tree_pass descriptors.
19253 * combine.c: Update tree_pass descriptors.
19254 * tree-outof-ssa.c: Update tree_pass descriptors.
19255 * bb-reorder.c: Update tree_pass descriptors.
19256 * stack-ptr-mod.c: Update tree_pass descriptors.
19257 * var-tracking.c: Update tree_pass descriptors.
19258 * tree-profile.c: Update tree_pass descriptors.
19259 * tree-vect-generic.c: Update tree_pass descriptors.
19260 * reg-stack.c: Update tree_pass descriptors.
19261 * sched-rgn.c: Update tree_pass descriptors.
19262 * tree-ssa-structalias.c: Update tree_pass descriptors.
19263 * tree-cfg.c: Update tree_pass descriptors.
19264 * passes.c (current_pass): Update declaration.
19265 (finish_optimization_passes): Update.
19266 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
19267 (register_one_dump_file, register_dump_files_1, next_pass_1):
19269 (init_optimization_passes): Update handling of new types.
19270 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
19271 * ipa-struct-reorg.c: Update tree_pass descriptors.
19272 * tree-ssa-reassoc.c: Update tree_pass descriptors.
19273 * combine-stack-adj.c: Update tree_pass descriptors.
19274 * cfgrtl.c: Update tree_pass descriptors.
19275 * dce.c: Update tree_pass descriptors.
19276 * tree-ssanames.c: Update tree_pass descriptors.
19278 2008-03-19 Richard Guenther <rguenther@suse.de>
19280 PR middle-end/35609
19281 * tree-ssa.c (walk_data): New structure.
19282 (warn_uninitialized_var): If not always_executed warn with "maybe"
19284 (execute_early_warn_uninitialized): Compute post-dominators.
19285 Initialize always_executed before processing each basic block.
19287 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
19290 * config/i386/i386.c (x86_this_parameter): Calculate correct location
19291 of "this" pointer when "regparm = N" or "fastcall" is in effect.
19293 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19295 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
19297 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
19299 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
19301 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
19302 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
19303 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
19304 target after ignore has been set, and move there also the commputation
19305 of subtarget and original_target.
19306 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
19307 (LANG_HOOKS_INITIALIZER): Remove it.
19308 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
19310 2008-03-18 Richard Guenther <rguenther@suse.de>
19312 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
19313 found an expression with constants, note that in the VN for the lhs.
19314 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
19315 fold them to constants if possible. Run cleanup_cfg if done so.
19316 (execute_pre): Return todo.
19317 (do_pre): Likewise.
19318 (execute_fre): Likewise.
19319 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
19321 (get_prop_source_stmt): Look through pointer conversions.
19323 2008-03-18 Jan Hubicka <jh@suse.cz>
19325 * tree-pretty-print.c: Include predict.h.
19326 (dump_generic_node): Dump predictor.
19327 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
19328 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
19329 * gimple-low.c (lower_stmt): Likewise.
19330 * expr.c (expand_expr_real): Likewise.
19331 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
19333 (build_predict_expr, build_predict_expr): New.
19334 * predict.h (predictor_name, build_predict_expr): Update.
19335 * c-typeck.c (c_finish_bc_stmt): Add prediction.
19336 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
19337 * predict.def (PRED_CONTINUE): Update hitrate.
19338 * tree.def (PREDICT_EXPR): Define.
19339 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
19340 do not handle BIND_EXPR.
19341 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
19342 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
19343 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
19346 2008-03-18 Michael Matz <matz@suse.de>
19348 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
19350 2008-03-18 Richard Guenther <rguenther@suse.de>
19352 * tree-gimple.h (is_gimple_invariant_address): Declare.
19353 (is_gimple_constant): Likewise.
19354 * tree-gimple.c (is_gimple_constant): New function.
19355 (is_gimple_invariant_address): Likewise.
19356 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
19357 and is_gimple_invariant_address.
19358 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
19360 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
19361 an addressable base.
19363 2008-03-18 Jakub Jelinek <jakub@redhat.com>
19365 PR middle-end/35611
19366 * gimplify.c (gimplify_expr): Gimplify second operand of
19369 2008-03-17 Richard Guenther <rguenther@suse.de>
19371 PR tree-optimization/19637
19372 * fold-const.c (fold_unary): Remove restrictions of removing
19373 intermediate pointer-conversions (P2)(P1)P0.
19374 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
19375 conversion to void pointer.
19376 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
19378 2008-03-16 James E. Wilson <wilson@tuliptree.org>
19381 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
19382 emulated thread local variables.
19384 2008-03-16 Richard Guenther <rguenther@suse.de>
19386 PR middle-end/35607
19387 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
19388 expand TREE_INVARIANT operations that are not gimple invariant.
19390 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
19392 * doc/extend.texi (Alignment): Say that the ABI controls
19393 the __alignof__ for non-strict-alignment targets rather
19394 than being a recommendation.
19396 2008-03-15 Paul Brook <paul@codesourcery.com>
19398 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
19400 (arm_output_fn_unwind): Mark functions that can not be unwound.
19402 2008-03-15 Paul Brook <paul@codesourcery.com>
19404 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
19405 extension instructions.
19407 2008-03-15 Richard Guenther <rguenther@suse.de>
19409 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
19410 and fold constant aggregate refs.
19411 (fold_const_aggregate_ref): Handle string constants
19412 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
19413 (evaluate_stmt): Simplify now that ccp_fold folds constant
19416 2008-03-15 Paul Brook <paul@codesourcery.com>
19418 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
19419 (extzv): Use gen_extzv_t2.
19420 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
19422 2008-03-15 Richard Guenther <rguenther@suse.de>
19424 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
19425 (fold_const_aggregate_ref): Likewise.
19426 (get_value): Return NULL if we don't have any values.
19427 (ccp_finalize): Set const_val to NULL after freeing it.
19428 * tree-flow.h (get_symbol_constant_value): Declare.
19429 (fold_const_aggregate_ref): Likewise.
19430 * tree-ssa-sccvn.c (try_to_simplify): Use them.
19432 2008-03-15 Richard Guenther <rguenther@suse.de>
19434 PR middle-end/35593
19435 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
19436 to not produce negative array indices if not allowed. Add
19437 parameter to indicate that.
19438 (maybe_fold_offset_to_component_ref): Allow negative array
19439 indices only for the first member of a structure.
19440 (maybe_fold_offset_to_reference): Allow negative array indices.
19441 (maybe_fold_stmt_addition): Likewise.
19443 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
19444 Anatoly Sokolov <aesok@post.ru>
19446 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
19447 (avr_arch): Add ARCH_AVR6.
19448 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
19449 (initial_elimination_offset): Initialize and use 'avr_pc_size'
19450 instead of fixed value 2.
19451 (print_operand_address): Use gs() asm specifier instead of pm().
19452 (avr_assemble_integer): (Ditto.).
19453 (avr_output_addr_vec_elt): (Ditto.).
19454 (print_operand): Handle "!" code.
19455 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
19456 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
19457 (AVR_HAVE_EIJMP_EICALL): Define.
19458 (AVR_3_BYTE_PC): Redefine.
19459 (AVR_2_BYTE_PC): (Ditto.).
19460 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
19461 (LINK_SPEC): Add atmega2560 and atmega2561.
19462 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
19464 * config/avr/avr.md (call_insn): Use eicall instead of icall
19465 for 3 byte PC devices.
19466 (call_value_insn): (Ditto.).
19467 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
19468 (indirect_jump): Use only for for 2 byte PC devices.
19469 (*tablejump): (Ditto.).
19470 (*indirect_jump_avr6): Add insn.
19471 (*tablejump_rjmp): Don't use for 3 byte PC devices.
19472 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
19473 instead of ijmp for 3 byte PC devices.
19474 (__tablejump2__): (Ditto.).
19475 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
19476 (MULITLIB_DIRNAMES): (Ditto.).
19477 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
19479 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
19481 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
19482 "sse2_umulsidi3". Use V1DI mode for operand 0.
19483 ("mmx_psadbw"): Use V1DI mode for operand 0.
19484 * config/i386/i386-modes.def (V1SI): New vector mode.
19485 * config/i386/i386.c (struct builtin_description)
19486 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
19487 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
19488 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
19489 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
19490 v1di_ftype_v8qi_v8qi type.
19491 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
19493 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
19494 __builtin_ia32_pmuludq]: Fix the mode of return value.
19496 2008-03-15 Richard Guenther <rguenther@suse.de>
19498 PR middle-end/35595
19499 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
19502 2008-03-14 Bob Wilson <bob.wilson@acm.org>
19504 * doc/invoke.texi (Option Summary, Xtensa Options): Document
19505 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
19506 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
19507 unless TARGET_SERIALIZE_VOLATILE is enabled.
19508 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
19509 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
19510 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
19512 2008-03-14 Richard Guenther <rguenther@suse.de>
19514 PR tree-optimization/34172
19515 * tree-flow.h (refs_may_alias_p): Declare.
19516 (get_single_def_stmt): Likewise.
19517 (get_single_def_stmt_from_phi): Likewise.
19518 (get_single_def_stmt_with_phi): Likewise.
19519 * tree-dfa.c (refs_may_alias_p): New function.
19520 (get_single_def_stmt): Likewise.
19521 (get_single_def_stmt_from_phi): Likewise.
19522 (get_single_def_stmt_with_phi): Likewise.
19523 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
19524 (vn_reference_lookup_1): New helper function.
19525 (vn_reference_lookup): Walk the virtual use-def chain to
19526 continue searching for a match if the def does not alias the
19527 reference we are looking for.
19529 2008-03-14 David Edelsohn <edelsohn@gnu.org>
19531 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
19532 archive and Perzl. Update The Written Word listing.
19534 2008-03-14 Richard Guenther <rguenther@suse.de>
19536 PR tree-optimization/34043
19537 PR tree-optimization/33989
19538 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
19540 (bitmap_find_leader): Use extra argument to verify dominance
19541 relationship inside a basic-block.
19542 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
19543 (find_leader_in_sets): Adjust.
19544 (create_component_ref_by_pieces): Take extra argument for
19545 dominance check, handle lookup failures.
19546 (find_or_generate_expression): Likewise.
19547 (create_expression_by_pieces): Likewise.
19548 (insert_into_preds_of_block): Adjust.
19549 (create_value_expr_from): If asked for, verify all operands
19550 are in the blocks AVAIL_OUT set.
19551 (make_values_for_stmt): Check for SSA_NAMEs that are life
19552 over an abnormal edge.
19553 (compute_avail): Remove such check.
19554 (do_SCCVN_insertion): New function.
19555 (eliminate): If we do not find a leader suitable for replacement
19556 insert a replacement expression from SCCVN if available.
19557 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
19558 (struct vn_ssa_aux): Add needs_insertion flag.
19559 * tree-ssa-sccvn.c (may_insert): New global flag.
19560 (copy_reference_ops_from_ref): Value-number union member access
19561 based on its size, not type and member if insertion is allowed.
19562 (visit_reference_op_load): For a weak match from union type
19563 punning lookup a view-converted value and insert a SSA_NAME
19564 for that value if that is not found.
19565 (visit_use): Make dumps shorter. Do not disallow value numbering
19566 SSA_NAMEs that are life over an abnormal edge to constants.
19567 (free_scc_vn): Release inserted SSA_NAMEs.
19568 (run_scc_vn): New flag to specify whether insertion is allowed.
19569 Process SSA_NAMEs in forward order.
19570 * tree-ssa-loop-im.c (for_each_index): Handle invariant
19571 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
19572 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
19573 pointer type to/from integral types that do not change the
19574 precision to regular conversions.
19576 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19578 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19579 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19580 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
19581 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
19582 input arguments and the mode of return value. Built-in functions
19583 that operate on whole 64-bit MMX register now use V1DI mode.
19585 2008-03-13 Alon Dayan <alond@il.ibm.com>
19586 Olga Golovanevsky <olga@il.ibm.com>
19588 PR tree-optimization/35041
19589 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
19590 to locate the right position in a statement.
19592 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19596 * config/i386/xmmintrin.h: Change all static inline functions to
19597 extern inline and add __gnu_inline__ attribute.
19598 * config/i386/bmintrin.h: Ditto.
19599 * config/i386/smmintrin.h: Ditto.
19600 * config/i386/tmmintrin.h: Ditto.
19601 * config/i386/mmintrin-common.h: Ditto.
19602 * config/i386/ammintrin.h: Ditto.
19603 * config/i386/emmintrin.h: Ditto.
19604 * config/i386/pmmintrin.h: Ditto.
19605 * config/i386/mmintrin.h: Ditto.
19606 * config/i386/mm3dnow.h: Ditto.
19608 2008-03-13 Jakub Jelinek <jakub@redhat.com>
19610 PR middle-end/35185
19611 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
19612 (lower_omp_2): New function.
19613 (lower_omp_1, lower_omp): Rewritten.
19615 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
19618 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
19619 with the phrase "Microsoft Windows compilers".
19620 (Push/Pop Macro Pragmas): New subsection. Document
19621 #pragma push_macro and pragma pop_macro.
19623 2008-03-12 Paul Brook <paul@codesourcery.com>
19625 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
19627 2008-03-12 Paul Brook <paul@codesourcery.com>
19629 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
19630 (thumb2_alusi3_short): Exclude PLUS and MINUS.
19631 (thumb2_addsi_shortim): Rename ...
19632 (thumb2_addsi_short): ... to this. Allow register operands.
19633 (thumb2_subsi_short): New pattern.
19634 (thumb2_one_cmplsi2_short,
19635 thumb2_negsi2_short): New patterns and peepholes.
19637 2008-03-12 Paul Brook <paul@codesourcery.com>
19639 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
19641 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
19643 * config/i386/i386.md (int_cond): New code iterator.
19645 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
19646 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
19647 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
19648 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
19649 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
19650 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
19651 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
19652 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
19654 2008-03-12 Paul Brook <paul@codesourcery.com>
19656 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
19657 instead of {arm,thumb}_compute_save_reg_mask.
19658 (output_return_instruction): Ditto.
19659 (thumb_unexpanded_epilogue): Ditto.
19660 (thumb1_expand_prologue): Ditto.
19661 (thumb1_output_function_prologue): Ditto.
19662 (arm_set_return_address): Ditto.
19663 (thumb_set_return_address): Ditto.
19664 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
19665 regs to achieve stack alignment.
19666 (thumb1_compute_save_reg_mask): Fix compiler warning.
19667 (arm_output_epilogue): Use offsets->saved_regs_mask.
19668 Adjust stack pointer by poping call clobered registers.
19669 (arm_expand_prologue): Use offsets->saved_regs_mask.
19670 Adjust stack pointer by pushing extra registers.
19671 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
19673 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
19676 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
19677 conversion to the operands of a multiplication.
19679 2008-03-12 Richard Guenther <rguenther@suse.de>
19681 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
19682 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
19683 * timevar.def (TV_TREE_PHIPROP): Add.
19684 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
19685 pass description. Use TV_TREE_PHIPROP.
19686 * tree-ssa-forwprop.c: Remove phiprop code.
19688 2008-03-12 Jakub Jelinek <jakub@redhat.com>
19690 PR middle-end/35549
19691 * omp-low.c (maybe_lookup_decl): Constify first argument.
19692 (use_pointer_for_field): Change last argument from bool to
19693 omp_context *. Disallow shared copy-in/out in nested
19694 parallel if decl is shared in outer parallel too.
19695 (build_outer_var_ref, scan_sharing_clauses,
19696 lower_rec_input_clauses, lower_copyprivate_clauses,
19697 lower_send_clauses, lower_send_shared_vars): Adjust callers.
19699 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
19700 Ira Rosen <irar@il.ibm.com>
19702 * tree-vectorizer.c (free_stmt_vec_info): New function.
19703 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
19704 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
19705 * tree-vectorizer.h (free_stmt_vec_info): Declare.
19706 * tree-vect-transform.c (vectorizable_conversion): Free
19707 vec_oprnds0 if it was allocated.
19708 (vect_permute_store_chain): Remove unused VECs.
19709 (vectorizable_store): Free VECs that are allocated in the..
19711 (vect_transform_strided_load, vectorizable_load): Likewise.
19712 (vect_remove_stores): Simplify the code.
19713 (vect_transform_loop): Move code to vect_remove_stores().
19714 Call vect_remove_stores() and free_stmt_vec_info().
19716 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19718 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
19719 TARGET_HPUX. Revise comment.
19720 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
19721 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
19722 Use sr4 variant of `be' instruction when not generating PIC code.
19723 (attr_length_call): Adjust for above change.
19725 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19727 * ipa-reference.c (static_execute): Remove module_statics_const and
19728 associated setting code.
19730 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19733 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
19734 predicate for operand 1.
19735 (paritysi2_cmp): Use register_operand predicate for operand 2.
19736 Use earlyclobber modifier for operand 1. Remove support for
19738 (paritydi2_cmp): Use register_operand predicate for operand 3.
19739 Use earlyclobber modifier for operand 1. Remove support for
19742 2008-03-11 Paul Brook <paul@codesourcery.com>
19743 Vladimir Prus <vladimir@codesourcery.com>
19745 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
19746 (arm_compute_save_reg0_reg12_mask): Always
19747 check if register 11 must be saved. Always safe hard frame pointer
19748 when frame_pointer_needeed.
19749 (arm_compute_save_reg_mask): Save IP and PC
19750 only with apcs frames.
19751 (arm_output_epilogue): Adjust Thumb2 codepath to
19752 be also invoked and work for ARM non-apcs frames.
19753 (arm_expand_prologue): Don't bother saving IP
19754 for non-apcs frame, since it's not clobbered by
19755 prologue code. Implement non-apcs frame
19758 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19760 PR rtl-optimization/35281
19761 * expr.c (convert_move): Use a new pseudo for the intermediate
19762 from_mode->word_mode result.
19764 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19766 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
19767 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
19768 * toplev.c (compile_file): Don't call it.
19770 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19772 PR middle-end/35526
19773 * expr.c (store_expr): Call emit_block_move if the mode
19774 of "temp" RTX is BLKmode.
19776 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19777 Richard Guenther <rguenther@suse.de>
19779 PR tree-optimization/31358
19780 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
19781 the step with a NULL_TREE.
19782 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
19783 to sizetype if type is a pointer type.
19784 (add_candidate_1): Don't convert the base and step to
19785 the generic type if the orginal type is a pointer type.
19786 (add_iv_value_candidates): Use sizetype for the step
19787 if type is a pointer type.
19788 (cand_value_at): Likewise.
19789 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
19791 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
19792 Don't convert the tem affine to the type.
19793 (add_elt_to_tree): Use sizetype for the step if a pointer.
19794 Use POINTER_PLUS_EXPR for pointers.
19795 (aff_combination_to_tree): Use sizetype for the step if a
19798 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
19800 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
19801 Remove commutativity hint.
19803 2008-03-10 Jakub Jelinek <jakub@redhat.com>
19807 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
19808 errorneous type. Check that v is a VAR_DECL.
19810 PR middle-end/35099
19811 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
19813 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
19815 PR tree-optimization/35494
19816 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
19817 may be overriden at link and run time.
19819 2008-03-10 Richard Guenther <rguenther@suse.de>
19821 PR tree-optimization/34677
19822 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
19823 (poolify_tree): Likewise.
19824 (modify_expr_template): Likewise.
19825 (poolify_modify_stmt): Likewise.
19826 (insert_fake_stores): Handle all component-ref style stores
19827 in addition to INDIRECT_REF. Also handle complex types.
19828 Do not poolify the inserted load.
19829 (realify_fake_stores): Do not rebuild the tree but only
19830 make it a SSA_NAME copy.
19831 (init_pre): Remove initialzation of modify_expr_template.
19832 Do not allocate modify_expr_node_pool.
19833 (fini_pre): Do not free modify_expr_node_pool.
19835 2008-03-10 Paul Brook <paul@codesourcery.com>
19837 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
19838 to avoid conflicts.
19840 2008-03-10 Paul Brook <paul@codesourcery.com>
19841 Mark Shinwell <shinwell@codesourcery.com>
19843 * config/arm/cortex-r4.md: New.
19844 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
19846 * config/arm/arm.md: Include cortex-r4.md.
19847 (insn): Add smmls, sdiv and udiv values.
19848 (generic_sched): Don't use generic scheduling for Cortex-R4.
19849 (arm_issue_rate): New function.
19850 (TARGET_SCHED_ISSUE_RATE): Define.
19852 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
19854 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
19856 2008-03-10 Richard Guenther <rguenther@suse.de>
19858 * tree-ssa-pre.c (get_sccvn_value): Simplify.
19859 (compute_avail): Do not add stmt uses to AVAIL_OUT.
19861 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
19863 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
19864 Set default to true.
19866 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19868 * c.opt (Wsynth): Deprecate.
19869 * doc/invoke.texi (Option Summary, Warning Options): Document
19870 -Wno-format-contains-nul.
19872 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
19875 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
19876 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
19878 2008-03-09 Ira Rosen <irar@il.ibm.com>
19880 * config/rs6000/rs6000.c (builtin_description): Rename vector
19881 left shift operations.
19882 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
19883 (altivec_vsl<VI_char>): Rename to ...
19884 (ashl<mode>3): ... new name.
19885 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
19887 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
19889 2008-03-08 Richard Guenther <rguenther@suse.de>
19891 * coverage.h (tree_coverage_counter_addr): Declare.
19892 * coverage.c (tree_coverage_counter_addr): New function.
19893 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
19894 before using again.
19895 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
19896 (tree_gen_one_value_profiler): Likewise.
19897 (tree_gen_ic_profiler): Likewise.
19898 (tree_gen_average_profiler): Likewise.
19899 (tree_gen_ior_profiler): Likewise.
19901 2008-03-08 Richard Guenther <rguenther@suse.de>
19903 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
19904 (vn_binary_op_insert): Likewise.
19905 (vn_unary_op_lookup): Likewise.
19906 (vn_unary_op_insert): Likewise.
19907 (vn_nary_op_lookup): Declare.
19908 (vn_nary_op_insert): Likewise.
19909 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
19910 and binary hashes, use a single obstack for unary_op_pool
19911 and binary_op_pool.
19912 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
19913 a single struct vn_nary_op_s. Store tree code length and
19914 a variable number of operands.
19915 (struct vn_reference_op_struct): Remove unused op2.
19916 (vn_reference_op_eq): Do not compare op2.
19917 (vn_reference_op_compute_hash): Do not compute hash of op2.
19918 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
19919 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
19920 with vn_nary_op_compute_hash.
19921 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
19922 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
19924 (vn_unary_op_insert, vn_binary_op_insert): Replace with
19926 (visit_unary_op): Call nary functions.
19927 (visit_binary_op): Likewise.
19928 (process_scc): Adjust for struct vn_tables_s changes.
19929 (allocate_vn_table): Likewise.
19930 (free_vn_table): Likewise.
19931 * tree-vn.c (vn_add): Call nary functions.
19932 (vn_lookup): Likewise.
19934 2008-03-08 Jakub Jelinek <jakub@redhat.com>
19937 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
19938 wdst back after sync_compare_and_swapqhi_internal.
19940 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
19943 * config/i386/i386-modes.def (V1DI): New vector mode.
19944 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
19945 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
19946 (MMXMODE248): Ditto.
19947 (MMXMODE): Add V1DI mode.
19948 (mmxvecsize): Change DI mode to V1DI mode.
19949 ("mov<mode>): Use MMXMODEI8 mode iterator.
19950 ("*mov<mode>_internal_rex64"): Ditto.
19951 ("*mov<mode>_internal"): Ditto.
19952 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
19953 ("mmx_sub<mode>3"): Ditto.
19954 ("mmx_adddi3"): Remove insn pattern.
19955 ("mmx_subdi3"): Ditto.
19956 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
19957 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
19958 ("mmx_ashl<mode>3"): Ditto.
19959 ("mmx_lshrdi3"): Remove insn pattern.
19960 ("mmx_ashldi3"): Ditto.
19961 * config/i386/i386.c (classify_argument): Handle V1DImode.
19962 (function_arg_advance_32): Ditto.
19963 (function_arg_32): Ditto.
19964 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
19965 mmx_addv1di3 insn pattern.
19966 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
19967 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
19968 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
19969 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
19970 Remove definitions of built-in functions.
19971 (V1DI_type_node): New node.
19972 (v1di_ftype_v1di_int): Ditto.
19973 (v1di_ftype_v1di_v1di): Ditto.
19974 (v2si_ftype_v2si_si): Ditto.
19975 (v4hi_ftype_v4hi_di): Remove node.
19976 (v2si_ftype_v2si_di): Ditto.
19977 (ix86_init_mmx_sse_builtins): Handle V1DImode.
19978 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
19979 Redefine builtins using def_builtin_const with *_ftype_*_int node.
19980 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
19981 Add new builtins using def_builtin_const.
19982 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
19983 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
19984 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
19985 * config/i386/mmintrin.h (__v1di): New typedef.
19986 (_mm_add_si64): Cast arguments to __v1di type.
19987 (_mm_sub_si64): Ditto.
19988 (_mm_sll_pi16): Cast __count to __v4hi type.
19989 (_mm_sll_pi32): Cast __count to __v2si type.
19990 (_mm_sll_si64): Cast arguments to __v1di type.
19991 (_mm_srl_pi16): Cast __count to __v4hi type.
19992 (_mm_srl_pi32): Cast __count to __v2si type.
19993 (_mm_srl_si64): Cast arguments to __v1di type.
19994 (_mm_sra_pi16): Cast __count to __v4hi type.
19995 (_mm_sra_pi32): Cast __count to __v2si type.
19996 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
19997 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
19998 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
19999 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20000 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20001 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20002 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20003 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20004 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20005 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20006 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20007 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20009 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20011 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20013 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20016 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20017 reg+const addressing for Altivec modes. Don't generate reg+reg
20018 addressing for TFmode or TDmode quantities.
20020 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20022 * c-common.c (vector_types_convertible_p): Call langhook
20023 instead of comptypes.
20025 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20028 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20029 integral and scalar float variables which have a
20032 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20034 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20035 dwarf_register_span hook when emitting unwind information for
20036 register-to-memory saves.
20037 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20038 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20040 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20042 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20043 for the same VAR_DECL.
20045 2008-03-06 Tom Tromey <tromey@redhat.com>
20047 * treelang: Delete.
20048 * doc/standards.texi (Standards): Don't mention treelang.
20049 * doc/invoke.texi (Overall Options): Don't mention treelang.
20050 * doc/install.texi (Prerequisites): Don't mention bison or
20052 (Configuration): Don't mention treelang.
20053 (Building): Likewise.
20054 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20056 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20058 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20059 word-extractions out of a multi-word object.
20061 2008-03-06 Richard Guenther <rguenther@suse.de>
20063 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20064 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20065 result type and precision.
20066 * expr.c (get_inner_reference): Set unsignedp based on the result
20067 type of BIT_FIELD_REF.
20068 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20069 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20070 (try_instantiate_multiple_fields): Likewise. Use the correct type
20072 (sra_build_assignment): Likewise.
20073 (sra_build_elt_assignment): Likewise.
20074 (sra_explode_bitfield_assignment): Likewise.
20075 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20076 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20077 set BIT_FIELD_REF_UNSIGNED.
20078 (vectorizable_load): Likewise.
20080 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20082 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20085 2008-03-06 Richard Guenther <rguenther@suse.de>
20087 * alias.c (struct alias_set_entry): Move has_zero_child field
20088 to pack with alias_set.
20090 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20092 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20095 2008-03-05 Ian Lance Taylor <iant@google.com>
20097 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20099 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20101 * fwprop.c (update_df): Support width and offset parameters of
20103 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20104 global_conflicts): Change DF_REF_EXTRACT to either
20105 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20106 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20107 * df-scan.c (df_ref_record, df_defs_record,
20108 df_ref_create_structure, df_def_record_1, df_uses_record,
20109 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20110 df_bb_refs_collect, df_entry_block_defs_collect,
20111 df_exit_block_uses_collect): Support new width and offset fields.
20112 (ref_extract_pool): New storage pool.
20113 (df_free_ref): New function.
20114 (df_reg_chain_unlink, df_free_collection_rec,
20115 df_sort_and_compress_refs): Call df_free_ref.
20116 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20118 (df_ref_create_structure): Allocate df_ref_extract if offset and
20119 width fields are used.
20120 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20121 (df_uses_record): Get offset and width from ZERO_EXTRACT
20123 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20124 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20125 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20126 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20127 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20128 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20129 (df_ref_extract): New structure.
20130 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20131 (df_ref_create): Add width and offset parameters.
20133 2008-03-05 Richard Guenther <rguenther@suse.de>
20135 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20136 Use ranges_overlap_p.
20137 (offset_overlaps_with_access): Rename
20138 to ranges_overlap_p and move ...
20139 * tree-flow-inline.h (ranges_overlap_p): ... here.
20141 * tree.h (get_inner_reference, handled_component_p): Update
20144 * tree.h (record_component_aliases, get_alias_set,
20145 alias_sets_conflict_p, alias_sets_must_conflict_p,
20146 objects_must_conflict_p): Move declarations ...
20147 * alias.h (record_component_aliases, get_alias_set,
20148 alias_sets_conflict_p, alias_sets_must_conflict_p,
20149 objects_must_conflict_p): ... here.
20150 Include coretypes.h.
20151 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20153 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20155 * cfg.c: Include tree-flow.h.
20156 (remove_edge_raw): Call redirect_edge_var_map_clear.
20157 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20158 * tree-flow-inline.h (redirect_edge_var_map_def): New.
20159 (redirect_edge_var_map_result): New.
20160 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
20161 PENDING_STMT use with redirect_edge_var_map_*.
20162 * tree-ssa.c (edge_var_maps): New definition.
20163 (redirect_edge_var_map_add): New.
20164 (redirect_edge_var_map_clear): New.
20165 (redirect_edge_var_map_dup): New.
20166 (redirect_edge_var_map_vector): New.
20167 (redirect_edge_var_map_destroy): New.
20168 (ssa_redirect_edge): Replace PENDING_STMT use with
20169 redirect_edge_var_map_*.
20170 (flush_pending_stmts): Same.
20171 (delete_tree_ssa): Destroy edge var map.
20172 * tree-flow.h (struct _edge_var_map): New.
20173 Define edge_var_map vector type.
20174 Declare redirect_edge_var_map_* prototypes.
20175 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
20176 * tree-cfg.c (reinstall_phi_args): Replace
20177 PENDING_STMT use with redirect_edge_var_map_*.
20179 2008-03-05 Richard Guenther <rguenther@suse.de>
20181 PR tree-optimization/35472
20182 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
20183 whose single use_stmt has a overlapping set of loaded and
20184 stored symbols as that use_stmt might be a noop assignment then.
20186 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20188 * gthr-rtems.h: Implement __gthread_mutex_destroy.
20190 2008-03-05 Richard Guenther <rguenther@suse.de>
20193 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
20194 should be constants.
20195 * tree-cfg.c (verify_expr): Verify it.
20196 * fold-const.c (fold_truthop): Remove code generating
20197 BIT_FIELD_REFs of structure bases.
20198 (fold_binary): Likewise.
20199 (fold_ternary): Position and size of BIT_FIELD_REFs are
20200 always host integers.
20201 (make_bit_field_ref): Remove.
20202 (optimize_bit_field_compare): Remove.
20203 (all_ones_mask_p): Remove.
20205 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
20208 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
20209 (split_block_and_df_analyze): New. Split basic block and rebuild
20211 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
20213 (split_pattern_seq): Likewise.
20214 (erase_matching_seqs): Likewise.
20215 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
20217 2008-03-04 Geoff Keating <geoffk@apple.com>
20219 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
20220 declaration and code.
20221 (tree_invalid_nonnegative_warnv_p): Likewise.
20223 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
20225 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
20226 examples. Truncate option-names then causing overfull hbox.
20228 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20231 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
20233 * configure: Rebuilt.
20235 2008-03-04 Rafael Espíndola <espindola@google.com>
20237 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
20238 (tree_unary_nonnegative_warnv_p): New.
20239 (tree_binary_nonnegative_warnv_p): New.
20240 (tree_single_nonnegative_warnv_p): New.
20241 (tree_invalid_nonnegative_warnv_p): New.
20242 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
20244 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20247 * opts.c (handle_option): Postpone 'unknown option' errors only for
20250 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
20253 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
20256 2008-03-04 Rafael Espíndola <espindola@google.com>
20258 * fold-const.c (tree_unary_nonzero_warnv_p): New.
20259 (tree_binary_nonzero_warnv_p): New.
20260 (tree_single_nonzero_warnv_p): New.
20261 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
20263 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
20265 PR middle-end/35456
20266 * fold-const.c (fold_cond_expr_with_comparison): Prevent
20267 transformations for modes that have signed zeros.
20268 * ifcvt.c (noce_try_abs): Ditto.
20270 2008-03-04 Joseph Myers <joseph@codesourcery.com>
20272 * config/i386/i386.c (override_options): Force
20273 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
20275 2008-03-04 Jan Hubicka <jh@suse.cz>
20278 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
20281 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20283 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
20284 label to probe the stack.
20286 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20288 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
20289 (__gthr_win32_mutex_destroy): Declare.
20290 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
20291 __gthr_win32_mutex_destroy.
20292 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
20294 2008-03-03 Jan Hubicka <jh@suse.cz>
20297 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
20298 aggressive on inlining cold calls.
20300 2008-03-03 Richard Guenther <rguenther@suse.de>
20302 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
20303 struct copies into the expression table.
20304 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
20305 (try_to_simplify): Likewise.
20306 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
20307 integral and pointer arguments which do not change the
20308 precision to NOP_EXPRs.
20309 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
20310 VIEW_CONVERT_EXPR case.
20312 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
20314 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
20315 defined in a loop at depth 0 is invariant.
20316 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
20317 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
20318 be called at loop depth 0.
20320 2008-03-02 Jakub Jelinek <jakub@redhat.com>
20323 * gcc.c (process_command): Update copyright notice dates.
20324 * gcov.c (print_version): Likewise.
20325 * gcov-dump.c (print_version): Likewise.
20326 * mips-tfile.c (main): Likewise.
20327 * mips-tdump.c (main): Likewise.
20329 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20332 * c-common.c (flag_permissive): Delete.
20333 (constant_expression_warnings): Check flags first.
20334 (constant_expression_error): New.
20335 * c-common.h (flag_permissive): Delete.
20336 (constant_expression_error): Declare.
20337 * flags.h (flag_permissive): Declare. Update description.
20338 * diagnostic.c (pedwarn): Update.
20340 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
20341 (permissive_error_kind): New.
20342 * toplev.c (flag_permissive): Define. Update description.
20343 * toplev.h (permissive_error_kind): Declare.
20344 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
20345 (pedwarn_c90): Use pedantic_warning_kind.
20346 * c-opts.c (c_common_post_options): flag_permissive does not affect
20347 flag_pedantic_errors.
20349 2008-03-02 Joseph Myers <joseph@codesourcery.com>
20351 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
20352 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
20353 __absvsi2, __absvDI2): Use unsigned arithmetic.
20355 2008-03-02 Andi Kleen <ak@suse.de>
20356 Richard Guenther <rguenther@suse.de>
20358 * struct-equiv.c: Remove file.
20359 * cfg_cleanup.c (condjump_equiv_p): Remove.
20360 * Makefile.in (OBJS-common): Remove struct-equiv.o.
20361 (struct-equiv.o): Remove rule.
20362 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
20363 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
20364 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
20366 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20368 * ifcvt.c (noce_process_if_block): Try to handle only the then
20369 block if the else block exists but isn't suitable.
20371 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20374 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
20375 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
20376 regression from previous patch.
20378 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20381 * gthr.h: Add __gthread_mutex_destroy as a function that must be
20383 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
20384 * gthr-single.h (__gthread_mutex_destroy): Likewise.
20385 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
20386 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
20387 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
20388 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
20389 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
20390 (__gthread_mutex_destroy_function): Rename to
20391 __gthread_mutex_destroy.
20392 * gthr-dce.h (__gthread_mutex_destroy): Call
20393 pthread_mutex_destroy.
20394 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
20395 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
20396 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
20398 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20400 * df-scan.c (df_ref_chain_change_bb): Simplify.
20401 (df_insn_change_bb): Add new_bb argument. Simplify. Call
20402 set_block_for_insn if there's any change.
20403 * df.h ((df_insn_change_bb): Fix prototype.
20404 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
20405 df_insn_change_bb, don't call set_block_for_insn.
20406 * emit-rtl.c (reorder_insns): Likewise.
20407 * haifa-sched.c (move_insn): Likewise.
20409 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20411 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
20413 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20415 * tree-flow-inline.h (next_readonly_imm_use): Return
20416 NULL_USE_OPERAND_P after the end.
20418 2008-03-01 Richard Guenther <rguenther@suse.de>
20420 PR tree-optimization/35411
20421 * tree-sra.c (sra_build_assignment): Split conversion to
20422 final type to a separate statement if we are not assigning
20425 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20427 * fold-const.c (fold_convertible_p): Correct the logic to follow
20428 that in fold_convert().
20430 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
20433 * tree-inline.c (build_duplicate_type): When we make a
20434 duplicate type, make it unique in the canonical types system.
20436 2008-02-29 Tom Tromey <tromey@redhat.com>
20438 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
20439 input_file_stack_history, input_file_stack_restored): Remove.
20440 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20441 * input.h (struct file_stack): Remove.
20442 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20443 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
20445 * diagnostic.h (struct diagnostic_context) <last_module>: Change
20447 (diagnostic_last_module_changed): Add 'map' argument.
20448 (diagnostic_set_last_function): Likewise.
20449 * diagnostic.c (undiagnostic_report_current_module): Iterate using
20450 line map, not input_file_stack.
20451 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
20453 2008-02-29 Paul Brook <paul@codesourcery.com>
20455 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
20457 2008-02-29 Paul Brook <paul@codesourcery.com>
20459 * config/arm/ieee754-df.S (muldf3): Use RET macros.
20461 2008-02-29 Richard Guenther <rguenther@suse.de>
20463 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
20465 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
20466 value for comparing for a store match.
20467 (simplify_unary_expression): Do nothing for SSA_NAMEs.
20468 (try_to_simplify): Do not do a full-blown reference lookup.
20470 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20472 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
20473 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20475 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
20477 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
20479 * tree-loop-linear.c (try_interchange_loops): Compare memory access
20480 strides against cache sizes.
20482 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20484 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
20487 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
20489 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
20490 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
20491 is smaller than the original promoted value.
20492 (simplify_subreg): If OP is a SUBREG, try to preserve its
20493 SUBREG_PROMOTED_VAR_P information.
20495 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
20497 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
20498 (VN_INFO_GET): Allocate new objects on the obstack.
20499 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
20500 for rpo_numbers_temp, for consistency.
20501 (free_scc_vn): Free the obstack.
20503 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
20505 * doc/invoke.texi: Document -ftree-loop-distribution.
20506 * tree-loop-distribution.c: New.
20507 * tree-pass.h (pass_loop_distribution): New.
20508 * graphds.h (struct graph): Add htab_t indices.
20509 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
20510 * tree-vectorizer.c (rename_variables_in_loop): Extern.
20511 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
20512 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
20513 * tree-data-ref.c (debug_data_dependence_relations): New.
20514 (dump_data_dependence_relation): Also print data references.
20515 (free_data_ref): Extern.
20516 (same_access_functions): Moved...
20517 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
20518 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20519 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
20520 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
20521 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
20522 (stmts_from_loop): Skip LABEL_EXPR.
20523 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
20525 (build_rdg): Initialize rdg->indices htab.
20526 (free_rdg, stores_from_loop, ref_base_address,
20527 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
20528 have_similar_memory_accesses_1, ref_base_address_1,
20529 remove_similar_memory_refs): New.
20530 * tree-data-ref.h: Depend on tree-chrec.h.
20531 (debug_data_dependence_relations, free_data_ref): Declared.
20532 (same_access_functions): ... here.
20533 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
20535 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
20536 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
20537 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
20538 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20539 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
20540 rdg_vertex_for_stmt): Declared.
20541 (struct rdg_edge): Add level.
20543 (free_rdg, stores_from_loop, remove_similar_memory_refs,
20544 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
20546 (rdg_has_similar_memory_accesses): New.
20547 * tree-vect-analyze.c: Remove unused static decls.
20548 * lambda.h (dependence_level): New.
20549 * common.opt (ftree-loop-distribution): New.
20550 * tree-flow.h (mark_virtual_ops_in_bb,
20551 slpeel_tree_duplicate_loop_to_edge_cfg,
20552 rename_variables_in_loop): Declared.
20553 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
20554 (OBJS-common): Add tree-loop-distribution.o.
20555 (tree-loop-distribution.o): New rule.
20556 * tree-cfg.c (mark_virtual_ops_in_bb): New.
20557 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
20558 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
20560 2008-02-28 Joseph Myers <joseph@codesourcery.com>
20563 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
20564 other than structures and unions.
20566 2008-02-28 Richard Guenther <rguenther@suse.de>
20569 2008-02-26 Richard Guenther <rguenther@suse.de>
20571 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20572 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20573 (lookup_decl_from_uid): Declare.
20574 (remove_decl_from_map): Likewise.
20575 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20576 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20577 (decl_for_uid_map): New global hashtable mapping DECL_UID
20579 (init_ttree): Allocate it.
20580 (insert_decl_to_uid_decl_map): New helper function.
20581 (make_node_stat): Insert new decls into the map.
20582 (copy_node_stat): Likewise.
20583 (lookup_decl_from_uid): New function.
20584 (remove_decl_from_map): Likewise.
20585 (print_decl_for_uid_map_statistics): New helper.
20586 (dump_tree_statistics): Call it.
20588 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20589 (referenced_var_iterator): Adjust.
20590 (FOR_EACH_REFERENCED_VAR): Adjust.
20591 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20592 (num_referenced_vars): Adjust.
20593 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20594 (first_referenced_var): Remove.
20595 (end_referenced_vars_p): Likewise.
20596 (next_referenced_var): Likewise.
20597 (referenced_var_iterator_set): New helper function.
20598 * tree-dfa.c (referenced_var_lookup): Adjust.
20599 (referenced_var_check_and_insert): Likewise.
20600 (remove_referenced_var): Likewise.
20601 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20602 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20603 (verify_call_clobbering): Likewise.
20604 (verify_memory_partitions): Likewise.
20605 (init_tree_ssa): Allocate bitmap instead of hashtable for
20607 (delete_tree_ssa): Adjust.
20608 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20609 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20610 (compute_tag_properties): Likewise.
20611 (set_initial_properties): Likewise.
20612 (find_partition_for): Likewise.
20613 (update_reference_counts): Likewise.
20614 (dump_may_aliases_for): Likewise.
20615 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20616 (add_call_clobber_ops): Likewise.
20617 (add_call_read_ops): Likewise.
20618 (get_asm_expr_operands): Likewise.
20619 * tree-into-ssa.c (dump_decl_set): Likewise.
20620 (update_ssa): Likewise.
20621 * tree-sra.c (scan_function): Likewise.
20622 (decide_instantiations): Likewise.
20623 (scalarize_parms): Likewise.
20624 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20625 (dsa_named_for): Likewise.
20626 * tree-ssa-structalias.c (update_alias_info): Likewise.
20627 (merge_smts_into): Likewise.
20629 2008-02-27 David Daney <ddaney@avtrex.com>
20632 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
20633 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
20634 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
20635 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
20636 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
20638 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
20641 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
20642 (BUILT_IN_NEXTTOWARD): Remove.
20643 (BUILT_IN_NEXTTOWARDF): Ditto.
20644 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
20645 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
20647 2008-02-27 Tom Tromey <tromey@redhat.com>
20649 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
20650 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
20652 2008-02-27 Jan Beulich <jbeulich@novell.com>
20654 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
20655 update the respective field on newdecl.
20657 2008-02-27 Revital Eres <eres@il.ibm.com>
20659 PR rtl-optimization/34999
20660 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
20661 crossing edges that ends with a call insn.
20662 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
20663 call insn and clear the EDGE_CROSSING flag of the crossing edge
20664 when fixing fallthru edges.
20666 2008-02-27 Richard Guenther <rguenther@suse.de>
20668 PR middle-end/35390
20669 * fold-const.c (fold_unary): Return the correct argument,
20670 converted to the result type.
20672 2008-02-27 Richard Guenther <rguenther@suse.de>
20674 PR middle-end/34971
20675 * expr.c (expand_expr_real_1): Assert on rotates that operate
20677 * fold-const.c (fold_binary): Use the types precision, not the
20678 bitsize of the mode if folding rotate expressions. Build rotates
20679 only for full modes.
20681 2008-02-27 Jakub Jelinek <jakub@redhat.com>
20683 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
20684 and CPP_PRAGMA_EOL.
20685 * c-pragma.c (pragma_ns_name): New typedef.
20686 (registered_pp_pragmas): New variable.
20687 (c_pp_lookup_pragma): New function.
20688 (c_register_pragma_1): If flag_preprocess_only, do nothing
20689 for non-expanded pragmas, for expanded ones push pragma's
20690 namespace and name into registered_pp_pragmas vector.
20691 (c_invoke_pragma_handler): Register OpenMP pragmas even when
20692 flag_preprocess_only, don't register GCC pch_preprocess
20693 pragma if flag_preprocess_only.
20694 * c-opts.c (c_common_init): Call init_pragma even if
20695 flag_preprocess_only.
20696 * c-pragma.c (c_pp_lookup_pragma): New prototype.
20697 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
20698 cpp_register_pragma if flag_preprocess_only.
20700 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20703 * c-parser.c (c_parser_translation_unit): Warn for empty
20704 translation unit, not empty source file.
20706 2008-02-26 Paul Brook <paul@codesourcery.com>
20708 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
20709 operand for Thumb-2.
20710 * config/arm/arm.h (reg_class): Add CORE_REGS.
20711 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
20712 (BASE_REG_CLASS): Use CORE_REGS.
20713 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
20714 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
20715 (REGNO_OK_FOR_INDEX_P): Exclude SP.
20716 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
20717 ARM_REGNO_OK_FOR_INDEX_P.
20718 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
20719 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
20720 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
20721 (ldm/stm peepholes): Ditto.
20722 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
20723 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
20724 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
20725 * config/arm/constraints.md: Enable "k" constraint on ARM.
20727 2008-02-27 Ben Elliston <bje@au.ibm.com>
20729 * config/rs6000/rs6000.c: Annotate cache line size field in all
20730 instances of struct processor_costs.
20732 2008-02-26 David Edelsohn <edelsohn@gnu.org>
20734 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
20735 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
20736 jump_bypass): New counters.
20737 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
20738 * dce.c (gate_ud_dce): Same.
20739 (gate_fast_dce): Same.
20740 * dse.c (gate_dse1): New function.
20741 (gate_dse2): New function.
20742 (gate_dse): Merge results of new gate functions.
20743 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
20744 (gate_handle_jump_bypass): Add dbg_cnt.
20745 (gate_handle_gcse): Add dbg_cnt.
20746 * ifcvt.c (gate_handle_if_conversion): Same.
20747 (gate_handle_if_after_combine): Same.
20748 (gate_handle_if_after_reload): Same.
20749 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
20751 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
20753 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
20755 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
20757 2008-02-26 Jason Merrill <jason@redhat.com>
20760 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
20761 alone if it's the naming decl for the type's main variant.
20763 2008-02-26 Tom Tromey <tromey@redhat.com>
20765 * system.h (USE_MAPPED_LOCATION): Poison.
20766 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
20767 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
20768 (make_goto_expr_edges): Likewise.
20769 (remove_bb): Likewise.
20770 (execute_warn_function_return): Likewise.
20771 * basic-block.h (struct edge_def) <goto_locus>: Change type to
20773 * c-common.c (fname_decl): Remove old location code.
20774 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
20776 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
20778 (ASM_INPUT_SOURCE_LOCATION): Likewise.
20779 (gen_rtx_ASM_INPUT): Likewise.
20780 (gen_rtx_ASM_INPUT_loc): Likewise.
20781 (get_rtx_asm_OPERANDS): Remove.
20782 * cfglayout.c (insn_locators_alloc): Remove old location code.
20783 (set_curr_insn_source_location): Likewise.
20784 (curr_insn_locator): Likewise.
20785 * print-tree.c (print_node): Remove old location code.
20786 * tree-mudflap.c (mf_varname_tree): Remove old location code.
20787 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
20788 * cfgexpand.c (expand_gimple_cond_expr): Don't use
20789 location_from_locus.
20790 (construct_exit_block): Remove old location code.
20791 * emit-rtl.c (force_next_line_note): Remove old location code.
20792 * profile.c (branch_prob): Remove old location code.
20793 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
20794 LOC_LINE): Remove old-location variants.
20795 * langhooks.c (lhd_print_error_function): Remove old location
20797 * configure, config.in: Rebuilt.
20798 * configure.ac (--enable-mapped-location): Remove.
20799 * c-decl.c (c_init_decl_processing): Remove old location code.
20800 (finish_function): Likewise.
20801 * recog.c (decode_asm_operands): Remove old location code.
20802 * c-pch.c (c_common_read_pch): Remove old location code.
20803 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
20805 * gimple-low.c (lower_function_body): Remove old location code.
20806 * toplev.c (unknown_location): Remove.
20807 (push_srcloc): Remove old-location variant.
20808 (process_options): Remove old location code.
20809 (lang_dependent_init): Likewise.
20810 * input.h (UNKNOWN_LOCATION): Move definition.
20811 (location_t): Undeprecate.
20812 (source_locus): Remove.
20813 (location_from_locus): Remove.
20814 (struct location_s): Remove.
20815 Remove all old-location code.
20816 (input_line, input_filename): Remove.
20817 * final.c (final_scan_insn): Remove old location code.
20818 * diagnostic.c (diagnostic_build_prefix): Remove
20819 USE_MAPPED_LOCATION test.
20820 * tree.h (gimple_stmt) <locus>: Now a location_t.
20821 (tree_exp) <locus>: Likewise.
20822 (DECL_IS_BUILTIN): Remove old-location variant.
20823 (annotate_with_file_line, annotate_with_locus): Likewise.
20824 (expr_locus, set_expr_locus): Update.
20825 * tree.c (build1_stat): Remove old location code.
20826 (last_annotated_node): Remove.
20827 (annotate_with_file_line): Remove old-location variant.
20828 (annotate_with_locus): Likewise.
20829 (expr_location): Remove old location code.
20830 (set_expr_location): Likewise.
20831 (expr_has_location): Likewise.
20832 (expr_locus): Likewise.
20833 (set_expr_locus): Likewise.
20834 (expr_filename): Don't use location_from_locus.
20835 (expr_lineno): Likewise.
20836 * rtl-error.c (location_for_asm): Remove old location code.
20837 * c-lex.c (cb_line_change): Remove old location code.
20838 (fe_file_change): Likewise.
20839 (cb_def_pragma): Likewise.
20840 (c_lex_with_flags): Likewise.
20841 * gengtype.c (do_typedef): Don't special-case location types.
20842 (define_location_structures): Remove.
20843 (main): Don't call define_location_structures.
20844 * tree-pretty-print.c (dump_implicit_edges): Remove old location
20847 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20850 * builtins.def (BUILT_IN_STDARG_START): Remove.
20851 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
20852 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
20853 * tree-inline.c (inline_forbidden_p_1): Likewise.
20855 2008-02-26 Richard Guenther <rguenther@suse.de>
20857 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20858 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20859 (lookup_decl_from_uid): Declare.
20860 (remove_decl_from_map): Likewise.
20861 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20862 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20863 (decl_for_uid_map): New global hashtable mapping DECL_UID
20865 (init_ttree): Allocate it.
20866 (insert_decl_to_uid_decl_map): New helper function.
20867 (make_node_stat): Insert new decls into the map.
20868 (copy_node_stat): Likewise.
20869 (lookup_decl_from_uid): New function.
20870 (remove_decl_from_map): Likewise.
20871 (print_decl_for_uid_map_statistics): New helper.
20872 (dump_tree_statistics): Call it.
20874 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20875 (referenced_var_iterator): Adjust.
20876 (FOR_EACH_REFERENCED_VAR): Adjust.
20877 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20878 (num_referenced_vars): Adjust.
20879 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20880 (first_referenced_var): Remove.
20881 (end_referenced_vars_p): Likewise.
20882 (next_referenced_var): Likewise.
20883 (referenced_var_iterator_set): New helper function.
20884 * tree-dfa.c (referenced_var_lookup): Adjust.
20885 (referenced_var_check_and_insert): Likewise.
20886 (remove_referenced_var): Likewise.
20887 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20888 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20889 (verify_call_clobbering): Likewise.
20890 (verify_memory_partitions): Likewise.
20891 (init_tree_ssa): Allocate bitmap instead of hashtable for
20893 (delete_tree_ssa): Adjust.
20894 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20895 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20896 (compute_tag_properties): Likewise.
20897 (set_initial_properties): Likewise.
20898 (find_partition_for): Likewise.
20899 (update_reference_counts): Likewise.
20900 (dump_may_aliases_for): Likewise.
20901 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20902 (add_call_clobber_ops): Likewise.
20903 (add_call_read_ops): Likewise.
20904 (get_asm_expr_operands): Likewise.
20905 * tree-into-ssa.c (dump_decl_set): Likewise.
20906 (update_ssa): Likewise.
20907 * tree-sra.c (scan_function): Likewise.
20908 (decide_instantiations): Likewise.
20909 (scalarize_parms): Likewise.
20910 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20911 (dsa_named_for): Likewise.
20912 * tree-ssa-structalias.c (update_alias_info): Likewise.
20913 (merge_smts_into): Likewise.
20915 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20918 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
20919 * c-opts.c (c_common_handle_option): Wall enables
20920 Wvolatile-register-var.
20921 * common.opt: Move Wvolatile-register-var to...
20924 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20926 * common.opt (Wlarger-than=): New.
20927 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
20929 * opts.c (common_handle_option): Handle -Wlarger-than=.
20930 * optc-gen.awk: Likewise.
20931 * opth-gen.awk: Likewise.
20932 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
20933 * tree-optimize.c (tree_rest_of_compilation): Likewise.
20935 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20937 * c-common.c (match_case_to_enum_1): Add appropriate
20938 OPT_W* parameter to warning.
20939 (c_do_switch_warnings): Likewise.
20940 * c-typeck.c (warning_init): Add one more parameter following
20941 'warning' function.
20942 (push_init_level): Update call to warning_init.
20943 (pop_init_level): Likewise.
20944 (add_pending_init): Likewise.
20945 (output_init_element: Likewise.
20947 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20950 * toplev.c (toplev_main): If there are warnings or error, print
20951 errors for ignored options.
20952 * opts.c (ignored_options): New static variable.
20953 (postpone_unknown_option_error): New.
20954 (print_ignored_options): New.
20955 (handle_option): Postpone errors for unknown -Wno-* options.
20956 * opts.h (print_ignored_options): Declare.
20958 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
20960 * config/mips/mips.md (loadgp_blockage, blockage): Change type
20963 2008-02-25 Richard Guenther <rguenther@suse.de>
20966 2008-02-25 Richard Guenther <rguenther@suse.de>
20968 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20969 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20970 (lookup_decl_from_uid): Declare.
20971 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20972 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20973 (decl_for_uid_map): New global hashtable mapping DECL_UID
20975 (init_ttree): Allocate it.
20976 (insert_decl_to_uid_decl_map): New helper function.
20977 (make_node_stat): Insert new decls into the map.
20978 (copy_node_stat): Likewise.
20979 (lookup_decl_from_uid): New function.
20980 (print_decl_for_uid_map_statistics): New helper.
20981 (dump_tree_statistics): Call it.
20983 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20984 (referenced_var_iterator): Adjust.
20985 (FOR_EACH_REFERENCED_VAR): Adjust.
20986 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20987 (num_referenced_vars): Adjust.
20988 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20989 (first_referenced_var): Remove.
20990 (end_referenced_vars_p): Likewise.
20991 (next_referenced_var): Likewise.
20992 (referenced_var_iterator_set): New helper function.
20993 * tree-dfa.c (referenced_var_lookup): Adjust.
20994 (referenced_var_check_and_insert): Likewise.
20995 (remove_referenced_var): Likewise.
20996 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20997 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20998 (verify_call_clobbering): Likewise.
20999 (verify_memory_partitions): Likewise.
21000 (init_tree_ssa): Allocate bitmap instead of hashtable for
21002 (delete_tree_ssa): Adjust.
21003 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21004 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21005 (compute_tag_properties): Likewise.
21006 (set_initial_properties): Likewise.
21007 (find_partition_for): Likewise.
21008 (update_reference_counts): Likewise.
21009 (dump_may_aliases_for): Likewise.
21010 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21011 (add_call_clobber_ops): Likewise.
21012 (add_call_read_ops): Likewise.
21013 (get_asm_expr_operands): Likewise.
21014 * tree-into-ssa.c (dump_decl_set): Likewise.
21015 (update_ssa): Likewise.
21016 * tree-sra.c (scan_function): Likewise.
21017 (decide_instantiations): Likewise.
21018 (scalarize_parms): Likewise.
21019 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21020 (dsa_named_for): Likewise.
21021 * tree-ssa-structalias.c (update_alias_info): Likewise.
21022 (merge_smts_into): Likewise.
21024 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21027 * doc/invoke.texi (-fcx-limited-range): Document new option.
21028 * toplev.c (process_options): Handle -fcx-fortran-rules.
21029 * common.opt: Add documentation for -fcx-fortran-rules.
21031 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21034 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21035 actual behaviour and C99.
21037 2008-02-26 Ben Elliston <bje@au.ibm.com>
21039 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21040 (ASM_CPU_POWER6_SPEC): Likewise.
21041 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21042 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21043 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21045 2008-02-25 Richard Guenther <rguenther@suse.de>
21047 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21048 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21049 (lookup_decl_from_uid): Declare.
21050 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21051 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21052 (decl_for_uid_map): New global hashtable mapping DECL_UID
21054 (init_ttree): Allocate it.
21055 (insert_decl_to_uid_decl_map): New helper function.
21056 (make_node_stat): Insert new decls into the map.
21057 (copy_node_stat): Likewise.
21058 (lookup_decl_from_uid): New function.
21059 (print_decl_for_uid_map_statistics): New helper.
21060 (dump_tree_statistics): Call it.
21062 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21063 (referenced_var_iterator): Adjust.
21064 (FOR_EACH_REFERENCED_VAR): Adjust.
21065 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21066 (num_referenced_vars): Adjust.
21067 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21068 (first_referenced_var): Remove.
21069 (end_referenced_vars_p): Likewise.
21070 (next_referenced_var): Likewise.
21071 (referenced_var_iterator_set): New helper function.
21072 * tree-dfa.c (referenced_var_lookup): Adjust.
21073 (referenced_var_check_and_insert): Likewise.
21074 (remove_referenced_var): Likewise.
21075 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21076 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21077 (verify_call_clobbering): Likewise.
21078 (verify_memory_partitions): Likewise.
21079 (init_tree_ssa): Allocate bitmap instead of hashtable for
21081 (delete_tree_ssa): Adjust.
21082 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21083 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21084 (compute_tag_properties): Likewise.
21085 (set_initial_properties): Likewise.
21086 (find_partition_for): Likewise.
21087 (update_reference_counts): Likewise.
21088 (dump_may_aliases_for): Likewise.
21089 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21090 (add_call_clobber_ops): Likewise.
21091 (add_call_read_ops): Likewise.
21092 (get_asm_expr_operands): Likewise.
21093 * tree-into-ssa.c (dump_decl_set): Likewise.
21094 (update_ssa): Likewise.
21095 * tree-sra.c (scan_function): Likewise.
21096 (decide_instantiations): Likewise.
21097 (scalarize_parms): Likewise.
21098 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21099 (dsa_named_for): Likewise.
21100 * tree-ssa-structalias.c (update_alias_info): Likewise.
21101 (merge_smts_into): Likewise.
21103 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21106 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21107 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21108 * alias.h (nonoverlapping_memrefs_p): Likewise.
21110 2008-02-25 Jan Beulich <jbeulich@novell.com>
21112 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21113 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21114 __emultls_get_address, __emultls_register_common,
21115 __floatundi?f, and _Unwind_GetIPInfo.
21116 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21117 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21118 (gen_regparm_prefix): Likewise.
21119 (i386_nlm_encode_section_info): Sync with
21120 config/i386/winnt.c:i386_pe_encode_section_info().
21121 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21122 i386_nlm_mangle_decl_assembler_name): New.
21123 (netware_override_options): New.
21124 * config/i386/netware.h (netware_override_options): Declare.
21125 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21126 (i386_nlm_mangle_decl_assembler_name): Declare.
21127 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21129 2008-02-25 Ben Elliston <bje@au.ibm.com>
21132 * c-decl.c (grokdeclarator): Remove unused local variables
21133 `typedef_type' and `type_as_written'.
21135 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21136 unused local variable `has_hot_blocks'.
21137 (fix_crossing_conditional_branches): Remove unused local variable
21140 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
21142 PR middle-end/19984
21143 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21144 using DEF_C99_BUILTIN.
21145 (BUILT_IN_NANF): Ditto.
21146 (BUILT_IN_NANL): Ditto.
21148 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21149 Revital Eres <eres@il.ibm.com>
21151 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21152 regarding the order of two dependent insns in the same row.
21154 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21156 * stor-layout.c (layout_decl): Do not bump the alignment of a
21157 bit-field to more than byte alignment if it is packed.
21159 2008-02-24 David Edelsohn <edelsohn@gnu.org>
21161 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
21164 2008-02-24 Diego Novillo <dnovillo@google.com>
21166 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
21169 * tree-vrp.c (vrp_evaluate_conditional): With
21170 -Wtype-limits, emit a warning when comparing against a
21171 constant outside the natural range of OP0's type.
21172 * c.opt (Wtype-limits): Move ...
21173 * common.opt (Wtype-limits): ... here.
21175 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
21177 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
21178 * config/rs6000/e300c2c3.md: New file.
21179 * config/rs6000/rs6000.c (processor_costs): Add new costs for
21181 (rs6000_override_options): Add e300c2 and e300c3 cases to
21182 processor_target_table. Do not allow usage of Altivec or Spe
21183 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
21184 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
21185 * config/rs6000/rs6000.h (processor_type): Add
21186 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
21187 (ASM_CPU_SPEC): Add e300c2 and e300c3.
21188 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
21189 and ppce300c3. Include e300c2c3.md.
21191 2008-02-23 David Edelsohn <edelsohn@gnu.org>
21193 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
21194 instead of TARGET_STRICT_ALIGN.
21196 2008-02-23 Joseph Myers <joseph@codesourcery.com>
21198 * explow.c (memory_address): Assert that the generated address is
21201 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21204 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
21205 * config/darwin-ppc-ldouble-patch.def: New file.
21206 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
21207 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
21208 SUBTARGET_INIT_BUILTINS if defined.
21209 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
21212 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21215 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
21216 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
21218 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21221 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
21222 file" warning condtional on -Winvalid-PCH.
21224 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
21226 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
21228 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
21232 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
21233 prevent reload from using MMX registers.
21234 (*mov<mode>_internal): Ditto.
21235 (*movv2sf_internal_rex64): Ditto.
21236 (*movv2sf_internal): Ditto.
21238 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21240 PR documentation/31569
21241 * doc/install.texi2html: Use makeinfo --no-number-sections.
21243 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21245 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
21246 ensure that we can address an entire entity > 8 bytes. Don't
21247 generate reg+reg addressing for such data.
21249 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21251 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
21252 strings when optimizing for size, unless the target cares about
21255 2008-02-22 Tom Tromey <tromey@redhat.com>
21257 * regclass.c (current_pass): Remove declaration.
21259 2008-02-22 Anatoly Sokolov <aesok@post.ru>
21261 * config/avr/libgcc.S (__RAMPZ__): Define.
21262 (__do_copy_data): Add for devices with 128KB code memory.
21264 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21266 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21268 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
21270 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
21272 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
21275 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21278 * c-typeck.c (build_binary_op): Warn about floating point
21279 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
21281 2008-02-21 Janis Johnson <janis187@us.ibm.com>
21284 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
21285 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
21287 (rs6000_override_options): Set altivec_abi as default, not override,
21288 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
21289 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
21290 is used; use new member spe_abi.
21291 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
21292 spe_abi and altivec_abi.
21294 2008-02-22 Tomas Bily <tbily@suse.cz>
21296 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
21298 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21301 * config.build (build_file_translate): Set to `CMD //c' only if
21303 * Makefile.in (build_file_translate): Improve comment.
21305 2008-02-21 Jan Hubicka <jh@suse.cz>
21307 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
21308 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
21309 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
21311 2008-02-21 Michael Matz <matz@suse.de>
21314 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
21316 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
21318 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
21319 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
21320 as insn constraint.
21321 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
21322 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
21323 SSE_VEC_FLOAT_MODE_P as insn constraint.
21324 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
21325 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
21326 sse4a_movntdf using MODEF mode iterator.
21327 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
21328 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
21329 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
21330 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
21331 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
21332 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
21333 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
21335 2008-02-21 Richard Guenther <rguenther@suse.de>
21337 * tree.def (PAREN_EXPR): New tree code.
21338 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
21340 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
21341 * expr.c (expand_expr_real_1): Likewise.
21342 * tree-inline.c (estimate_num_insns_1): Likewise.
21343 * tree-complex.c (expand_complex_move): Likewise.
21344 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
21347 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21350 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
21352 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21355 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
21357 * config/sh/sh.c (find_barrier): Don't go past
21358 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
21360 2008-02-20 DJ Delorie <dj@redhat.com>
21362 * config/h8300/h8300.md (insv): Force source operand to be a register.
21364 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
21365 as a jump, not as a plain insn.
21367 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
21369 * doc/invoke.texi (Warning Options): Add new option
21370 -Wframe-larger-than=.
21371 (-Wframe-larger-than): Document.
21373 * flags.h (warn_frame_larger_than, frame_larger_than_size):
21374 Add declarations for new option variables.
21376 * final.c (final_start_function): Check the frame size
21377 before emission and issue a Wframe-larger-than warning.
21379 * opts.c (warn_frame_larger_than, frame_larger_than_size):
21380 Add definitions for new option variables.
21381 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
21383 * common.opt (Wframe-larger-than=): New option.
21385 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21387 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
21388 (<sse>_div<mode>3): Ditto.
21389 (<sse>_vmdiv<mode>3): Ditto.
21390 (<sse>_vmsqrt<mode>2): Ditto.
21391 (*smax<mode>3): Ditto.
21392 (sse5_frcz<mode>2): Ditto.
21393 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
21394 as insn constraint.
21396 2008-02-20 Richard Guenther <rguenther@suse.de>
21398 PR middle-end/35265
21399 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
21400 be happy with INTEGRAL_TYPE_P.
21402 2008-02-20 Richard Guenther <rguenther@suse.de>
21404 * fold-const.c (split_tree): Associate floatig-point expressions
21405 if flag_associative_math is set.
21407 2008-02-20 Richard Guenther <rguenther@suse.de>
21409 * tree.h (fold_real_zero_addition_p): Declare.
21410 * fold-const.c (fold_real_zero_addition_p): Export.
21411 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
21412 floating-point operations with zero and one.
21414 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
21416 * doc/install.texi: Correct references to CFLAGS, replacing them
21417 with BOOT_CFLAGS. Document flags used during bootstrap for
21420 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21422 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
21423 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
21424 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
21426 (smin<mode>3): Ditto from similar patterns.
21427 (smax<mode>3): Ditto.
21428 (*ieee_smin<mode>3): Ditto.
21429 (*ieee_smax<mode>3): Ditto.
21430 * config/i386/sse.md (sse): New mode attribute.
21431 (mov<mode>): Macroize expander from movv4sf and movv2df using
21432 SSEMODEF2P mode iterator.
21433 (<sse>_movnt<mode>): Ditto from similar patterns. Use
21434 SSE_VEC_FLOAT_MODE_P as insn constraint.
21435 (storent<mode>): Ditto.
21436 (storent<mode>): Macroize expander from storentsf and storentdf using
21437 MODEF mode iterator.
21438 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
21439 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
21440 (abs<mode>2): Ditto from similar patterns.
21441 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
21442 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
21443 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
21444 (<sse>_vmsqrt<mode>2): Ditto.
21445 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
21446 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
21447 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
21448 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
21449 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
21450 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
21451 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
21453 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
21454 iterator and SSE_FLOAT_MODE_P as insn constraint.
21455 (<sse>_ucomi): Ditto from similar patterns.
21456 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
21457 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
21458 SSE_VEC_FLOAT_MODE_P as insn constraint.
21459 (vcond<mode>): Ditto from similar patterns.
21460 (and<mode>3, *and<mode>3): Ditto.
21461 (<sse>_nand<mode>3): Ditto.
21462 (ior<mode>3, *ior<mode>3): Ditto.
21463 (xor<mode>3, *xor<mode>3): Ditto.
21464 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
21465 iterator and SSE_FLOAT_MODE_P as insn constraint.
21466 (*nand<mode>3): Ditto from similar patterns.
21467 (*ior<mode>3): Ditto.
21468 (*xor<mode>3): Ditto.
21470 2008-02-20 Ira Rosen <irar@il.ibm.com>
21472 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
21473 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
21474 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
21476 2008-02-19 Jan Hubicka <jh@suse.cz>
21478 * predict.c (tree_bb_level_predictions): Remove variable next
21479 mistakely introduced by previous commit.
21481 2008-02-19 Jan Hubicka <jh@suse.cz>
21483 * predict.c (predict_paths_leading_to): Rewrite.
21484 (predict_paths_for_bb): New.
21485 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
21487 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21490 * Makefile.in (build_file_translate): New.
21491 (gcc-vers.texi): Use it for translating $(abs_srcdir).
21492 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
21493 * configure.ac (build_file_translate): Substitute it.
21494 * configure: Regenerate.
21496 2008-02-19 Jan Hubicka <jh@suse.cz>
21498 PR rtl-optimization/34408
21499 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
21502 2008-02-19 Jan Hubicka <jh@suse.cz>
21504 PR middle-end/28779
21505 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
21508 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
21511 * config/i386/i386-modes.def: Revert the last DI alignment
21512 change until Ada people can look into it.
21514 2008-02-19 Nick Clifton <nickc@redhat.com>
21516 * opts.c (print_specific_help): Fix typo in --help text.
21518 2008-02-19 Jakub Jelinek <jakub@redhat.com>
21521 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
21522 32-bit inline asm without asm alternatives for host GCC < 3.0.
21524 2008-02-19 Richard Guenther <rguenther@suse.de>
21526 PR tree-optimization/34989
21527 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
21528 Allow propagation to INDIRECT_REF if we can simplify only.
21530 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21532 * c-common.c (warn_for_collisions_1): Use appropriate option when
21535 2008-02-19 Nick Clifton <nickc@redhat.com>
21538 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
21539 (handle_options): Fix indentation.
21540 (print_filtered_help): If no language-specific options were
21541 displayed tell the user how to list all the options supported by
21542 the language's front-end.
21543 (print_specific_help): Fix indentation and remove duplicate line.
21544 (common_handle_option): Handle the -v option.
21545 For --help enable the display of undocumented options if the -v
21546 switch has been included on the command line.
21547 For --help= check for overlaps in the arguments between the option
21548 classes and the language names and issue a warning when they
21549 cannot be disambiguated.
21550 * c.opt (v): Pass on to the common option handler.
21552 2008-02-19 Revital Eres <eres@il.ibm.com>
21554 * modulo-sched.c (sms_schedule): Change dump message when
21555 create_ddg function fails.
21556 (try_scheduling_node_in_cycle): Rename row to cycle.
21557 (print_partial_schedule): Rename CYCLE to ROW.
21559 2008-02-19 Christian Bruel <christian.bruel@st.com>
21560 Zdenek Dvorak <ook@ucw.cz>
21562 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
21564 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21567 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
21568 (*x86_movdicc_0_m1_se): Ditto.
21570 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21572 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
21573 (CMPtype): Define as __gcc_CMPtype.
21574 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
21575 (CMPtype): Define as __gcc_CMPtype.
21577 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
21579 Support valgrind 3.3 for --enable-checking=valgrind.
21580 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
21582 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
21583 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
21584 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
21585 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
21586 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
21587 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
21588 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
21590 * ggc-zone.c: Similar.
21591 * ggc-page.c: Similar.
21593 2008-02-19 Paul Brook <paul@codesourcery.com>
21596 * config/arm/ieee754-df.S: Fix do_it typo.
21597 * config/arm/ieee754-sf.S: Fix do_it typo.
21599 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21602 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
21603 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
21604 (OPTION_MASK_ISA_SSE_SET): Likewise.
21605 (OPTION_MASK_ISA_SSE2_SET): Likewise.
21606 (OPTION_MASK_ISA_SSE3_SET): Likewise.
21607 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
21608 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
21609 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
21610 (OPTION_MASK_ISA_SSE4_SET): Likewise.
21611 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
21612 (OPTION_MASK_ISA_SSE5_SET): Likewise.
21613 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
21614 (OPTION_MASK_ISA_MMX_UNSET): Updated.
21615 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
21616 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
21617 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
21618 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
21619 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
21620 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
21621 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
21622 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
21623 (OPTION_MASK_ISA_SSE4): Removed.
21624 (ix86_handle_option): Turn on bits in ix86_isa_flags and
21625 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
21626 (override_options): Don't turn on implied SSE/MMX bits in
21629 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21631 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21634 2008-02-18 Joey Ye <joey.ye@intel.com>
21636 PR middle-end/34921
21637 * tree-nested.c (insert_field_into_struct): Set type alignment
21638 to field alignment if the former is less than the latter.
21640 2008-02-18 Jakub Jelinek <jakub@redhat.com>
21642 * BASE-VER: Set to 4.4.0.
21644 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21646 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
21647 * doc/cfg.texi: Likewise.
21648 * doc/extend.texi: Likewise.
21649 * doc/gty.texi: Likewise.
21650 * doc/invoke.texi: Likewise.
21651 * doc/loop.texi: Likewise.
21652 * doc/md.texi: Likewise.
21653 * doc/passes.texi: Likewise.
21654 * doc/rtl.texi: Likewise.
21655 * doc/sourcebuild.texi: Likewise.
21656 * doc/tm.texi: Likewise.
21657 * doc/tree-ssa.texi: Likewise.
21659 2008-02-17 Richard Guenther <rguenther@suse.de>
21661 PR middle-end/35227
21662 * tree-complex.c (init_parameter_lattice_values): Handle parameters
21663 without default definition.
21665 2008-02-17 Richard Guenther <rguenther@suse.de>
21667 PR tree-optimization/35231
21668 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
21671 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
21674 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21675 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21676 libgcc_cmp_return mode.
21678 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21681 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
21683 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
21685 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
21688 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21690 * doc/c-tree.texi: Use `@.' where appropriate.
21691 * doc/extend.texi: Likewise.
21692 * doc/install.texi: Likewise.
21693 * doc/invoke.texi: Likewise.
21694 * doc/loop.texi: Likewise.
21695 * doc/makefile.texi: Likewise.
21696 * doc/md.texi: Likewise.
21697 * doc/passes.texi: Likewise.
21698 * doc/standards.texi: Likewise.
21699 * doc/tm.texi: Likewise.
21701 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21703 PR middle-end/35196
21704 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
21706 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
21707 rather than in entry_bb.
21709 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21711 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21712 libgcc_cmp_return mode.
21714 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21716 PR middle-end/35130
21717 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
21718 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
21720 2008-02-15 Richard Guenther <rguenther@suse.de>
21721 Zdenek Dvorak <ook@ucw.cz>
21723 PR tree-optimization/35164
21724 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
21725 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
21726 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21727 Only propagate addresses which do not have abnormal SSA_NAMEs
21730 2008-02-15 Joseph Myers <joseph@codesourcery.com>
21733 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
21735 2008-02-15 Jan Hubicka <jh@suse.cz>
21737 PR middle-end/35149
21738 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
21740 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21742 PR middle-end/34621
21743 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
21744 when calculating alignment_pad.
21746 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21748 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
21749 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
21750 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
21751 and STACK_BOUNDARY define.
21753 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
21755 PR preprocessor/35061
21756 * c-pragma.c (handle_pragma_pop_macro): Check that
21757 pushed_macro_table has been allocated.
21759 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
21761 PR middle-end/35136
21762 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
21763 (force_gimple_operand): Likewise.
21764 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
21765 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
21766 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
21767 (find_interesting_uses_address): Check addressability and alignment
21768 of the base expression only after substituting bases of IVs into it.
21770 2008-02-14 Michael Matz <matz@suse.de>
21773 * function.c (instantiate_virtual_regs_in_insn): Reload address
21774 before falling back to reloading the whole operand.
21776 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
21778 * config/s390/s390.c (s390_mainpool_start): Emit the pool
21779 before the first section switch note.
21781 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21783 * doc/bugreport.texi: Update copyright years.
21784 * doc/c-tree.texi: Likewise.
21785 * doc/cfg.texi: Likewise.
21786 * doc/cpp.texi: Likewise.
21787 * doc/cppinternals.texi: Likewise.
21788 * doc/fragments.texi: Likewise.
21789 * doc/frontends.texi: Likewise.
21790 * doc/gcc.texi: Likewise.
21791 * doc/gty.texi: Likewise.
21792 * doc/hostconfig.texi: Likewise.
21793 * doc/implement-c.texi: Likewise.
21794 * doc/libgcc.texi: Likewise.
21795 * doc/loop.texi: Likewise.
21796 * doc/makefile.texi: Likewise.
21797 * doc/options.texi: Likewise.
21798 * doc/passes.texi: Likewise.
21799 * doc/rtl.texi: Likewise.
21800 * doc/sourcebuild.texi: Likewise.
21801 * doc/standards.texi: Likewise.
21802 * doc/tree-ssa.texi: Likewise.
21803 * doc/trouble.texi: Likewise.
21805 * doc/extend.texi: Use @: or add comma where appropriate.
21806 * doc/invoke.texi: Likewise.
21807 * doc/tm.texi: Likewise.
21809 2008-02-14 Alan Modra <amodra@bigpond.net.au>
21812 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
21815 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
21817 * doc/md.texi (clz, ctz): Add reference.
21818 * doc/rtl.texi (clz, ctz): Likewise.
21820 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21823 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
21826 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
21828 * config/s390/s390.c (struct constant_pool): New field
21829 emit_pool_after added.
21830 (s390_mainpool_start): Set the emit_pool_after flag according
21831 to the section switch notes.
21832 (s390_mainpool_finish): Consider emit_pool_after when emitting
21833 the literal pool at the end of the function.
21834 (s390_chunkify_start): Force literal pool splits at section
21837 2008-02-13 Michael Matz <matz@suse.de>
21840 * var-tracking.c (clobber_variable_part): Correctly traverse the
21843 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21846 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
21847 Add -fdump-ipa-inline.
21848 * tree-dump.c (dump_files): Remove tree-inlined dump.
21849 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
21851 2008-02-12 Richard Guenther <rguenther@suse.de>
21853 PR tree-optimization/35171
21854 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
21857 2008-02-12 Richard Guenther <rguenther@suse.de>
21859 PR middle-end/35163
21860 * fold-const.c (fold_widened_comparison): Use get_unwidened in
21861 value-preserving mode. Disallow final truncation.
21863 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
21865 PR middle-end/35136
21866 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
21867 code from here to...
21868 (force_gimple_operand): ...here.
21870 2008-02-12 Jakub Jelinek <jakub@redhat.com>
21873 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
21874 non-compatible pointers.
21875 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
21876 different FIELD_DECLs, try harder by comparing field offsets, sizes
21879 PR inline-asm/35160
21880 * function.c (match_asm_constraints_1): Don't replace the same input
21883 2008-02-12 Anatoly Sokolov <aesok@post.ru>
21885 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
21886 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
21887 (expand_epilogue): Restore RAMPZ register.
21888 * config/avr/avr.md (RAMPZ_ADDR): New constant.
21890 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
21892 * config/i386/cygwin.asm: (__alloca): Correct calling
21893 convention and alignment.
21894 (__chkstk): Force 8 byte stack alignment.
21896 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
21897 Richard Guenther <rguenther@suse.de>
21899 PR tree-optimization/33992
21900 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
21901 the zero we compare against.
21903 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
21905 PR libfortran/35063
21906 * gthr-win32.h (__gthread_mutex_destroy_function): New function
21907 to CloseHandle after unlocking to prevent accumulation of handle
21910 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21912 PR middle_end/34150
21913 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
21914 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
21915 and update LABEL_NUSES during and after reload.
21917 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
21919 PR middle-end/34627
21920 * combine.c (simplify_if_then_else): Make sure the comparison is
21921 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
21923 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
21926 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
21927 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
21928 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
21929 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
21930 * tree.h (get_type_static_bounds): Likewise.
21932 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21934 * doc/invoke.texi (Option Summary, C++ Dialect Options)
21935 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21936 Make -Wfoo language annotations match what the compiler outputs.
21938 2008-02-08 Sa Liu <saliu@de.ibm.com>
21940 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
21941 intrinsics spu_convts, spu_convtu, spu_convtf.
21943 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
21945 * doc/extend.texi (Function Attributes) <noinline>: Mention
21946 asm ("") as method to keep calls.
21948 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21951 * doc/options.texi (Options): Replace references to opts.sh with
21953 * opts-common.c: Likewise.
21954 * optc-gen.awk: Likewise.
21956 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
21958 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
21960 2008-02-07 Richard Henderson <rth@redhat.com>
21963 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
21964 EXPR_LIST for the REG_EQUAL instead of a comparison with a
21967 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
21969 PR tree-optimization/35085
21970 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
21971 for operand entry oe2 in addition to operand entry oe3 in order to
21972 expose more opportunities for vectorizer sum reduction.
21974 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21977 * Makefile.in (LIBS): Remove $(GMPLIBS).
21978 (cc1-dummy, cc1): Add $(GMPLIBS).
21980 2008-02-06 Jan Hubicka <jh@suse.cz>
21983 * i386.md (moddf_integer): Do not produce partial memory stalls for
21984 targets where it hurts.
21986 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
21989 * optabs.c (expand_float): Do not check for decimal modes when
21990 expanding unsigned integer through signed conversion.
21992 2008-02-06 Nick Clifton <nickc@redhat.com>
21994 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
21995 inside the clobber with a match_operand and duplicated operand
21996 number in the constraint.
21997 (ineqbranchsi): Delete redundant comment.
21999 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22001 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22002 builtin_define ("__USE_INIT_FINI__").
22003 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22005 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22007 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22009 PR documentation/30330
22010 * doc/invoke.texi (C++ Dialect Options)
22011 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22012 For each warning option -Wfoo that allows -Wno-foo, ensure both
22013 -Wfoo and -Wno-foo are listed in the option index. Fix index
22014 entry of -Wswitch-default, index -Wnormalized= including the
22015 `=', and -Wlarger-than-@var{len} including @var{len}.
22017 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22019 * config/i386/i386.md (floatunssisf2): Use
22020 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22021 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22022 Macroize expander using MODEF mode iterator.
22024 2008-02-05 Diego Novillo <dnovillo@google.com>
22026 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22029 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22031 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22034 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22036 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22039 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22040 to indicate if a message should be generated.
22041 (init_cumulative_args): Updated.
22042 (function_value_32): Likewise.
22044 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22046 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22048 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22051 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22052 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22054 2008-02-04 Diego Novillo <dnovillo@google.com>
22056 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22059 * tree-vrp.c (vrp_evaluate_conditional): With
22060 -Wtype-limits, emit a warning when comparing against a
22061 constant outside the natural range of OP0's type.
22063 2008-02-04 Richard Guenther <rguenther@suse.de>
22065 PR middle-end/33631
22066 * expr.c (count_type_elements): Give for unions instead of
22069 2008-02-04 Richard Guenther <rguenther@suse.de>
22071 PR middle-end/35043
22072 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22073 to TYPE_DOMAINs base type instead of using bitsizetype here.
22075 2008-02-03 Jason Merrill <jason@redhat.com>
22077 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22079 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22082 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22083 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22084 (RS/6000 and PowerPC Options): Fix typos and markup.
22085 * doc/passes.texi (Tree-SSA passes): Likewise.
22087 2008-02-02 Michael Matz <matz@suse.de>
22090 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22091 from record_last_reg_set_info.
22092 (record_last_reg_set_info): Take an RTX argument, iterate over all
22093 constituent hardregs.
22094 (record_last_set_info, record_opr_changes): Change calls to
22095 new signature or to record_last_reg_set_info_regno.
22097 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22099 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22101 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22103 PR rtl-optimization/34773
22104 * reg-notes.def (EQUAL): Mention significance of combination of
22105 REG_EQUAL and REG_RETVAL.
22106 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22107 insn that has a REG_RETVAL.
22109 2008-02-01 Roger Sayle <roger@eyesopen.com>
22112 * configure.ac (--enable-fixed-point): Disable unless explicitly
22114 * configure: Regenerate.
22116 2008-02-01 Richard Guenther <rguenther@suse.de>
22119 * invoke.texi (-finline-limit): Remove no longer true parts
22120 of the documentation. Note that there is no default value.
22122 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22123 Mark Mitchell <mark@codesourcery.com>
22124 Ben Elliston <bje@au.ibm.com>
22127 * doc/extend.texi (Other Builtins): Document.
22129 2008-01-31 Tom Browder <tom.browder@gmail.com>
22131 * doc/c-tree.texi (Types): Fix grammar.
22132 (Expression trees): Ditto.
22133 * doc/passes.texi (Tree-SSA passes): Ditto.
22135 * doc/configterms.texi (Configure Terms): Fix typo.
22136 * doc/cpp.texi (Common Predefined Macros): Ditto.
22137 * doc/md.texi (Machine Constraints): Ditto.
22139 * doc/makefile.texi (Makefile): Add comma.
22141 2008-01-31 Tom Browder <tom.browder@gmail.com>
22142 Gerald Pfeifer <gerald@pfeifer.com>
22144 * doc/sourcebuild.texi (Front End): Remove references to CVS
22145 and CVSROOT/modules.
22146 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22147 (Back End): Remove reference to CVS.
22149 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22152 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22154 (mips16_gp_pseudo_reg): ...here.
22155 * config/mips/mips.md (load_const_gp): Replace with...
22156 (load_const_gp_<mode>): ...this :P-based insn.
22158 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22160 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
22161 options. Minor fixes.
22162 (-std): Move reference to standards closer to where language
22163 standards are first mentioned.
22165 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22167 PR rtl-optimization/34995
22168 * reload.c (alternative_allows_const_pool_ref): Take an rtx
22169 parameter and return a bool. If the rtx parameter is nonnull,
22170 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
22171 (find_reloads): Update call accordingly. Pass the new operand
22172 if it needed no address reloads, otherwise pass null.
22174 2008-01-30 Richard Henderson <rth@redhat.com>
22177 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
22178 for unbounded arrays.
22180 2008-01-30 Silvius Rus <rus@google.com>
22182 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
22184 2008-01-30 Jan Hubicka <jh@suse.cz>
22187 * i386.c (init_cumulative_args): Use real function declaration when
22190 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
22192 PR rtl-optimization/34998
22193 * global.c (build_insn_chain): Treat non-subreg_lowpart
22194 SUBREGs of pseudos as clobbering all the words covered by the
22195 SUBREG, not just all the bytes.
22196 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
22197 original df_ref rather than an extract parameter.
22198 (global_conflicts): Update call accordingly.
22200 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
22202 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
22203 the overflow check to make it easier to read.
22204 (__fixtfdi): Change the type of the ll member in union
22205 long_double to UDItype_x.
22207 2008-01-30 Jakub Jelinek <jakub@redhat.com>
22209 PR middle-end/34969
22210 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
22211 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
22212 * tree-inline.c (fold_marked_statements): Call
22213 cgraph_update_edges_for_call_stmt if folding a call statement.
22214 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
22215 debug_generic_stmt calls, reset it back afterwards.
22218 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
22220 * c-typeck.c (build_external_ref): Don't pedwarn about
22221 static vars in current function's scope.
22223 2008-01-29 Joseph Myers <joseph@codesourcery.com>
22225 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
22227 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
22230 * ipa-struct-reorg.c: Fix spelling.
22231 * params.def: Ditto.
22233 2008-01-29 Richard Guenther <rguenther@suse.de>
22235 PR middle-end/35006
22236 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
22238 * tree-inline.c (remap_type): Increment remapping_type_depth
22239 around remapping types.
22240 (copy_body_r): Only add referenced variables if they are referenced
22241 from code, not types.
22243 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
22254 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
22255 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
22257 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
22260 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
22261 pointer for tiny stack.
22263 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22265 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
22267 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22269 * config/vx-common.h: Fix typo in comment.
22271 2008-01-28 Ian Lance Taylor <iant@google.com>
22275 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
22276 coalesce pointers if they have different DECL_NO_TBAA_P values.
22277 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
22278 between variables with different DECL_NO_TBAA_P values.
22280 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
22283 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
22284 are not legitimate small data references on SPE targets.
22286 2008-01-28 David Daney <ddaney@avtrex.com>
22288 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
22290 2008-01-28 David Daney <ddaney@avtrex.com>
22292 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
22294 2008-01-27 Joseph Myers <joseph@codesourcery.com>
22296 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
22297 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
22298 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
22299 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
22300 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
22301 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
22302 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
22303 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
22305 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22307 * basic-block.h (condjump_equiv_p): Fix comment.
22309 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22311 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
22312 print_generic_stmt_indented): Fix comment.
22314 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22316 * configure.ac (__stack_chk_fail): Add detecion for availability
22317 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
22318 * configure: Regenerate.
22320 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
22322 PR middle-end/34688
22323 * final.c (output_addr_const): Handle TRUNCATE.
22325 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
22328 * tree-ssa-loop-ivopts.c (comp_cost): New type.
22329 (zero_cost, infinite_cost): New constants.
22330 (struct cost_pair): Change type of cost to comp_cost.
22331 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
22332 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
22334 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
22335 split_address_cost, ptr_difference_cost, difference_cost,
22336 get_computation_cost_at, get_computation_cost,
22337 determine_use_iv_cost_generic, determine_use_iv_cost_address,
22338 determine_use_iv_cost_condition, determine_use_iv_costs,
22339 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
22340 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
22341 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
22342 Change type of cost to comp_cost.
22343 (determine_iv_cost): Increase cost of non-original ivs, instead
22344 of decreasing the cost of original ones.
22345 (get_address_cost): Indicate the complexity of the addressing mode
22347 (try_add_cand_for): Prefer using ivs not specific to some object.
22348 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
22350 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
22351 Janis Johnson <janis187@us.ibm.com>
22354 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
22355 (TARGET_INSTANTIATE_DECLS): Likewise.
22356 * target.h (expand_to_rtl_hook): New target hook.
22357 (instantiate_decls): Likewise.
22358 * function.c (instantiate_decl): Make non-static. Rename to...
22359 (instantiate_decl_rtl): ... this.
22360 (instantiate_expr): Use instantiate_decl_rtl.
22361 (instantiate_decls_1): Likewise.
22362 (instantiate_decls): Likewise.
22363 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
22364 * function.h (instantiate_decl_rtl): Add prototype.
22365 * cfgexpand.c (target.h): New include.
22366 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
22367 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
22368 (TARGET_INSTANTIATE_DECLS): Likewise.
22369 (TARGET_INITIALIZER): New target hooks added.
22370 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
22372 * config/rs6000/rs6000.c (tree-flow.h): New include.
22373 (machine_function): Add sdmode_stack_slot field.
22374 (rs6000_alloc_sdmode_stack_slot): New function.
22375 (rs6000_instantiate_decls): Likewise.
22376 (rs6000_secondary_memory_needed_rtx): Likewise.
22377 (rs6000_check_sdmode): Likewise.
22378 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
22379 (TARGET_INSTANTIATE_DECLS): Likewise.
22380 (rs6000_hard_regno_mode_ok): Allow SDmode.
22381 (num_insns_constant): Likewise. Handle _Decimal32 constants.
22382 (rs6000_emit_move): Handle SDmode.
22383 (function_arg_advance): Likewise.
22384 (function_arg): Likewise.
22385 (rs6000_gimplify_va_arg): Likewise. Add special handling of
22386 SDmode var args for 32-bit compiles.
22387 (rs6000_secondary_reload_class): Handle SDmode.
22388 (rs6000_output_function_epilogue): Likewise.
22389 (rs6000_function_value): Simplify if statement.
22390 (rs6000_libcall_value): Likewise.
22391 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
22392 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
22393 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
22394 (movsd_hardfloat): New define_insn.
22395 (movsd_softfloat): Likewise.
22396 (movsd_store): Likewise.
22397 (movsd_load): Likewise.
22398 (extendsddd2): Likewise.
22399 (extendsdtd2): Likewise.
22400 (truncddsd2): Likewise.
22401 (movdd_hardfloat64): Fixup comment.
22402 (UNSPEC_MOVSD_LOAD): New constant.
22403 (UNSPEC_MOVSD_STORE): Likewise.
22405 2008-01-26 Jakub Jelinek <jakub@redhat.com>
22408 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
22410 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
22411 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
22412 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
22413 and TRUTH_XOR_EXPR.
22415 2008-01-26 David Edelsohn <edelsohn@gnu.org>
22418 * config.gcc: Separate AIX 5.3 from AIX 6.1.
22419 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22420 __LONGDOUBLE128 too.
22421 * config/rs6000/aix61.h: New file.
22423 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22425 PR rtl-optimization/34959
22426 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
22427 popcount and parity rtxes the same mode as their operand.
22428 Truncate or extend the result to the return value's mode
22431 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22434 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
22435 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
22436 to GOT_VERSION_REGNUM.
22437 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
22438 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
22439 * config/mips/mips.c (mips_emit_call_insn): New function.
22440 (mips_call_tls_get_addr): Call mips_expand_call directly.
22441 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
22443 (mips16_build_call_stub): Likewise. Return the call insn or null.
22444 (mips_expand_call): Update the call to mips16_build_call_stub
22445 accordingly and a remove redundant condition. Assert that MIPS16
22446 stubs do not use lazy binding. Use mips_emit_call_insn and return
22448 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
22450 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
22451 (mips_avoid_hazard): Remove hazard_set handling.
22452 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
22453 (UNSPEC_RESTORE_GP): ...this.
22454 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
22455 (FAKE_CALL_REGNO): Rename to...
22456 (GOT_VERSION_REGNUM): ...this.
22457 (type): Add "ghost" value. Add an associated insn reservation.
22458 (hazard_set): Remove.
22459 (exception_receiver): Rename to...
22460 (restore_gp): ...this and update the unspec identifier accordingly.
22461 (exception_receiver, nonlocal_got_receiver): New expanders.
22462 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
22463 FAKE_CALL_REGNO. Remove hazard_set attribute.
22464 (set_got_version, update_got_version): New patterns.
22466 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
22469 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
22471 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22474 * doc/install.texi2html: Generate gcc-vers.texi.
22476 2008-01-25 DJ Delorie <dj@redhat.com>
22478 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
22480 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22482 * config/c4x: Remove directory.
22483 * config.gcc (crx-*, mt-*): Mark obsolete.
22484 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
22485 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
22486 sh-*-rtemscoff*): Remove cases.
22487 * defaults.h (C4X_FLOAT_FORMAT): Remove.
22488 * real.c (encode_c4x_single, decode_c4x_single,
22489 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
22490 c4x_extended_format): Remove.
22491 * real.h (c4x_single_format, c4x_extended_format): Remove.
22492 * doc/extend.texi (interrupt, naked): Remove mention of attributes
22494 (Pragmas): Remove comment about c4x pragmas.
22495 * doc/install.texi (c4x): Remove target-specific instructions.
22496 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
22497 * doc/md.texi (Machine Constraints): Remove C4x documentation.
22498 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
22499 refer to C4x source files as examples.
22500 (C4X_FLOAT_FORMAT): Remove documentation.
22502 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
22504 * config/bfin/bfin.c (override_options): Reorder tests so that
22505 flag_pic gets enabled for -msep-data.
22507 2008-01-25 Richard Guenther <rguenther@suse.de>
22509 PR middle-end/32244
22510 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
22511 to its bitfield precision if required.
22513 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22515 PR middle-end/33880
22516 * tree-nested.c (walk_omp_for): New function.
22517 (convert_nonlocal_reference, convert_local_reference): Call
22518 walk_omp_for on OMP_FOR.
22519 (convert_call_expr): Call walk_body on OMP_FOR's
22520 OMP_FOR_PRE_INIT_BODY.
22522 2008-01-25 Richard Guenther <rguenther@suse.de>
22524 PR tree-optimization/34966
22525 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
22526 default defs and PHI_NODEs we have to insert after the
22527 defining statement.
22529 2008-01-24 Nick Clifton <nickc@redhat.com>
22531 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
22532 Provide a default definition.
22533 (LIBGCC2_UNITS_PER_WORD): Likewise.
22535 * config/stormy16/stormy16.c: Include df.h for the prototype
22536 for df_regs_ever_live_p.
22537 (xstormy16_expand_builtin_va_start): Convert the stack offset
22538 into a component_ref and then use POINTER_PLUS_EXPR to add it
22539 to the incoming_virtual_args_rtx.
22540 (xstormy16_gimplify_va_arg_expr): Rename to
22541 xstormy16_gimplify_va_arg_expr.
22542 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
22543 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
22544 xstormy16_gimplify_va_arg_expr.
22545 Fix up some formatting issues.
22547 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
22548 Move to predicates.md.
22549 (xs_hi_general_operand): Likewise.
22550 (xs_hi_nonmemory_operand): Likewise.
22551 * config/stormy16/predicates.md:
22552 (xstormy16_carry_plus_operand): New predicate.
22553 (xs_hi_general_operand): New predicate.
22554 (xs_hi_nonmemory_operand): New predicate.
22555 * config/stormy16/stormy16-protos.h:
22556 (xstormy16_carry_plus_operand): Delete prototype.
22557 (xs_hi_general_operand): Likewise.
22558 (xs_hi_nonmemory_operand): Likewise.
22560 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
22561 modifiers as they are no longer needed and they can trigger
22562 reload spill failures.
22564 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
22565 with a match_operand in order to help reload.
22567 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
22568 constraint with 'e' for the 8th alternative as this version of
22569 the mov.w instruction only accepts the lower 8 registers.
22571 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
22574 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
22575 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
22578 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22580 PR middle-end/33333
22581 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
22583 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22585 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
22587 (remove_structure): Update allocations list before removing structure.
22589 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22591 * ipa-struct-reorg.c (is_safe_cond_expr,
22592 create_new_stmts_for_cond_expr): Use integer_zerop function,
22593 that recognize not only zero-pointer, but zero-integer too.
22595 2008-01-25 Ben Elliston <bje@au.ibm.com>
22598 * fixproto: Escape "." in sed expression that strips leading "./".
22600 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
22603 * gcc.c (SWITCH_OK): Removed.
22604 (SWITCH_LIVE): Changed to bit.
22605 (SWITCH_FALSE): Likewise.
22606 (SWITCH_IGNORE): Likewise.
22607 (switchstr): Change live_cond to unsigned int.
22608 (process_command): Replace SWITCH_OK with 0.
22609 (do_self_spec): Likewise.
22610 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
22611 (give_switch): Likewise.
22612 (used_arg): Likewise.
22613 (do_spec_1): Set the SWITCH_IGNORE bit.
22614 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
22615 bits. Set the SWITCH_LIVE bit.
22617 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22619 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
22621 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
22623 PR tree-optimization/34472
22624 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
22625 parameter to a "bool *" and set *DATA to false if there is
22626 an unsafe access. Do not delete the structure here.
22627 (check_cond_exprs): Delete it here instead.
22628 (check_cond_exprs, exclude_cold_structs): Do not increase
22629 I when removing a structure.
22631 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
22634 * config/i386/i386.c (ix86_expand_vector_init): Consider only
22635 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
22637 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
22639 PR middle-end/34934
22640 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
22641 a fixed vector for stack.
22643 2008-01-24 Ben Elliston <bje@au.ibm.com>
22646 * doc/gcc.texi (Software development): Add a direntry for g++.
22648 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
22650 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
22651 stale and straggling -fforce-addr comments above.
22653 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
22655 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
22656 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
22658 2008-01-23 Michael Matz <matz@suse.de>
22661 * dwarf2out.c (force_type_die): Use modified_type_die instead of
22664 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
22666 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
22667 malloc result type.
22669 2008-01-23 Anatoly Sokolov <aesok@post.ru>
22671 * config/avr/avr.c (avr_current_arch): New variable.
22672 (avr_arch_types): Add 'avr31' and 'avr51' entries.
22673 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
22674 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
22675 (avr_override_options): Init 'avr_current_arch'.
22676 (base_arch_s): Move from here...
22677 * config/avr/avr.h (base_arch_s): ... here. Add new members
22678 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
22679 'mega' to 'have_jmp_call'.
22680 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
22681 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
22683 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
22685 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22686 MULTILIB_MATCHES): Ditto.
22688 2008-01-23 Richard Guenther <rguenther@suse.de>
22690 PR middle-end/31529
22691 * cgraphunit.c (cgraph_reset_node): Always mark the node
22692 not reachable if it is not queued already.
22694 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
22696 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
22697 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
22698 (cputype_selected): New static variable.
22699 (bfin_handle_option): Set it if -mcpu is used.
22700 (override_option): Select default set of workarounds if no cpu type
22701 selected on the command line.
22702 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
22704 From Michael Frysinger <michael.frysinger@analog.com>
22705 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
22706 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
22708 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
22709 for bf547, bf523, bf524, and bf526.
22710 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
22712 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
22713 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
22714 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
22715 __ADSPBF547__ and __ADSPBF54x__ for bf547.
22716 * doc/invoke.texi (Blackfin Options): Document that
22717 -mcpu now accept bf547, bf523, bf524, and bf526.
22719 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
22721 PR rtl-optimization/34628
22722 * combine.c (try_combine): Stop and undo after the first combination
22723 if an autoincrement side-effect on the first insn has effectively
22726 2008-01-22 David Edelsohn <edelsohn@gnu.org>
22729 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
22730 Offset addresses are not valid for Altivec or paired float modes.
22732 2008-01-22 Jakub Jelinek <jakub@redhat.com>
22735 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
22736 if DECL_INITIAL (decl) is error_mark_node.
22739 * c-common.c (handle_vector_size_attribute): Only allow
22740 integral, scalar float and fixed point types. Handle OFFSET_TYPE
22741 the same way as pointer, array etc. types.
22742 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
22745 * tree.c (build_type_attribute_qual_variant): Call
22746 build_qualified_type if attributes are equal, but quals are not.
22748 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22751 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
22752 * flags.h (warn_strict_aliasing): Remove.
22753 (warn_strict_overflow): Remove.
22754 * opts.c (warn_strict_aliasing): Remove.
22755 (warn_strict_overflow): Remove.
22756 * c-opts.c (c_common_handle_option): -Wall only sets
22757 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
22758 (c_common_post_options): Give default values to -Wstrict-aliasing
22759 and -Wstrict-overflow if they are uninitialized.
22760 * common.opt (Wstrict-aliasing): Specify Var and Init.
22761 (Wstrict-overflow): Likewise.
22763 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
22765 PR rtl-optimization/26854
22766 PR rtl-optimization/34400
22767 PR rtl-optimization/34884
22768 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
22770 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
22771 (df_rd_bb_info.expanded_lr_out): Deleted
22772 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
22773 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
22774 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22775 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22776 Removed code to allocate, initialize or free expanded_lr_out.
22777 (df_rd_bb_local_compute_process_def): Restructured to make more
22779 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
22780 sets if the sets are being trimmed.
22782 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
22785 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
22786 (as_vers): Likewise.
22787 * configure: Regenerated.
22789 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22791 PR middle-end/33092
22792 * tree-pass.h (pass_build_alias): New pass.
22793 * tree-ssa-alias.c (gate_build_alias): New.
22794 (pass_build_alias): New.
22795 * passes.c (init_optimization_passes): Add pass_build_alias after
22796 pass_create_structure_vars.
22798 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
22800 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
22801 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
22802 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
22803 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
22804 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
22805 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
22806 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
22807 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
22808 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
22809 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
22810 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
22811 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
22812 * config/s390/s390.md (FP_ALL): New mode iterator.
22813 (_d): New mode attribute.
22814 ("*signbit<mode>2>"): Changed mode of first operand.
22815 ("isinf<mode>2"): Changed mode of first operand.
22816 ("*TDC_insn"): Adaptation for DFP modes.
22818 2008-01-22 Ben Elliston <bje@au.ibm.com>
22820 * tree.c (check_qualified_type): Improve function description.
22822 2008-01-21 Jason Merrill <jason@redhat.com>
22825 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
22826 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
22829 2008-01-21 DJ Delorie <dj@redhat.com>
22831 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
22834 2008-01-21 Richard Guenther <rguenther@suse.de>
22836 PR middle-end/34856
22837 * tree-cfg.c (verify_expr): Allow all invariant expressions
22838 instead of just constant class ones as reference argument.
22839 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
22840 like any other constant.
22841 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
22843 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
22845 * regmove.c (fixup_match_1): Update call crossed frequencies.
22847 2008-01-21 Richard Guenther <rguenther@suse.de>
22850 * tree-inline.c (setup_one_parameter): Deal with mismatched
22851 types using a VIEW_CONVERT_EXPR.
22853 2008-01-21 Alon Dayan <alond@il.ibm.com>
22854 Olga Golovanevsky <olga@il.ibm.com>
22856 PR tree-optimization/34701
22857 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
22858 when the structure size is not a power of 2.
22860 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
22862 * doc/install.texi: Add doc for --enable-checking=df.
22864 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
22866 PR rtl-optimization/34808
22867 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
22869 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22871 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
22874 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
22876 PR rtl-optimization/26854
22877 PR rtl-optimization/34400
22878 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
22880 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
22881 (df_rd_bb_info.expanded_lr_out): New.
22882 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
22883 * loop_iv.c (iv_analysis_loop_init): Ditto.
22884 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22885 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22886 Added code to allocate, initialize or free expanded_lr_out.
22887 (df_rd_bb_local_compute_process_def): Restructured to make
22888 more understandable.
22889 (df_rd_confluence_n): Add code to do nothing with fake edges and
22890 code to no apply invalidate_by_call sets if the sets are being trimmed.
22891 (df_lr_local_finalize): Renamed to df_lr_finalize.
22892 (df_live_local_finalize): Renamed to df_live_finalize.
22894 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22897 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
22898 deciding whether to use reciprocal instructions.
22900 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
22902 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
22903 dwarf2out_note_section_used if cold_text_section is NULL.
22905 2008-01-19 Jakub Jelinek <jakub@redhat.com>
22907 PR gcov-profile/34610
22908 * tree-cfg.c (make_edges): Mark both outgoing edges from
22909 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
22910 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
22911 from OMP_FOR and OMP_CONTINUE outgoing edges.
22913 * tree-profile.c (tree_profiling): Return early if
22914 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
22916 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
22917 from cfun to child_cfun.
22918 * function.h (struct function): Add after_tree_profile bit.
22920 2008-01-19 Anatoly Sokolov <aesok@post.ru>
22922 * config/avr/avr.S (_exit): Disable interrupt.
22924 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
22925 Steven Bosscher <stevenb.gcc@gmail.com>
22927 PR rtl-optimization/26854
22928 PR rtl-optimization/34400
22929 * df-problems.c (df_live_scratch): New scratch bitmap.
22930 (df_live_alloc): Allocate df_live_scratch when doing df_live.
22931 (df_live_reset): Clear the proper bitmaps.
22932 (df_live_bb_local_compute): Only process the artificial defs once
22933 since the order is not important.
22934 (df_live_init): Init the df_live sets only with the variables
22935 found live by df_lr.
22936 (df_live_transfer_function): Use the df_lr sets to prune the
22937 df_live sets as they are being computed.
22938 (df_live_free): Free df_live_scratch.
22940 2008-01-18 Ian Lance Taylor <iant@google.com>
22942 * common.opt: Add fmerge-debug-strings.
22943 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
22944 flag_merge_debug_strings rather than flag_merge_constants.
22945 * doc/invoke.texi (Option Summary): Mention
22946 -fmerge-debug-strings.
22947 (Debugging Options): Document -fmerge-debug-strings.
22949 2008-01-18 Ian Lance Taylor <iant@google.com>
22952 * tree.h (DECL_IS_OPERATOR_NEW): Define.
22953 (struct tree_function_decl): Add new field operator_new_flag.
22954 * tree-inline.c (expand_call_inline): When inlining a call to
22955 operator new, force the return value to go into a variable, and
22956 set DECL_NO_TBAA_P on that variable.
22957 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
22959 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
22962 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
22963 DWARF2_DEBUGGING_INFO.
22964 (dwarf2out_note_section_used): Ditto. Add prototype.
22965 (have_multiple_function_sections, text_section_used,
22966 cold_text_section_used, *cold_text_sections): Move declarations
22969 2008-01-17 Bob Wilson <bob.wilson@acm.org>
22971 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
22972 field and add signal_ra.
22973 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
22974 assignments to frame state pc. Move end of stack check after
22975 MD_FALLBACK_FRAME_STATE_FOR.
22976 (uw_update_context_1): Use frame state signal_regs if set, instead
22977 of checking signal_frame flag.
22978 (uw_update_context): Use frame state signal_ra if set.
22979 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
22980 * config/xtensa/linux-unwind.h: New file.
22982 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
22984 * modulo-sched.c (get_sched_window): Fix comment typo.
22986 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
22988 PR tree-optimization/34648
22989 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
22991 2008-01-17 Anatoly Sokolov <aesok@post.ru>
22993 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
22994 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
22996 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
22998 PR rtl-optimization/34400
22999 * df-core.c (df_worklist_dataflow_overeager,
23000 df_worklist_dataflow_doublequeue): New functions.
23001 (df_worklist_dataflow): Two different worklist solvers.
23002 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23005 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23008 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23009 and ftree-parallelize-loops.
23011 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23013 PR rtl-optimization/34826
23014 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23016 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23018 * global.c (find_reg): Mark the eh regs as used if necessary.
23019 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23020 * ra.h (struct allocno): no_eh_reg field added. Changed
23021 no_stack_reg type to bitfield.
23023 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23025 * tree.c (substitute_in_expr): Add missing 'break'.
23027 2008-01-17 Richard Guenther <rguenther@suse.de>
23029 PR tree-optimization/34825
23030 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23031 x / x as division to handle.
23033 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23035 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23036 "-pthread" is specified.
23037 * pa-hpux11.h (LIB_SPEC): Likewise.
23039 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23040 Peter Bergner <bergner@vnet.ibm.com>
23042 PR rtl-optimization/33796
23043 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23045 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23047 PR libgfortran/34699
23048 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23050 * pa-hpux10.h (LINK_SPEC): Likewise.
23051 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23053 2008-01-16 Richard Guenther <rguenther@suse.de>
23055 PR middle-end/32628
23056 * fold-const.c (fold_convert_const_int_from_int): Do not
23057 set overflow if that occured only because of a sign extension
23058 change when converting from/to a sizetype with the same
23059 precision and signedness.
23061 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23064 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23065 location address to the correct place. Update copyright year.
23067 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23069 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23070 no dependences in the dependence_relations vector.
23072 2008-01-16 Jan Hubicka <jh@suse.cz>
23074 PR rtl-optimization/31396
23075 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23076 * cfg.c (dump_reg_info): Print it.
23077 * regs.h (struct reg_info_t): add freq_calls_crossed.
23078 (REG_FREQ_CALLS_CROSSED): New macro.
23079 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23080 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23081 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23082 regmove_optimize): Update call crossed frequencies.
23083 * local-alloc.c (struct qty): Add freq_calls_crossed.
23084 (alloc_qty): Copute freq_calls_crossed.
23085 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23086 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23087 * ra.h (struct allocno): Add freq_calls_crossed.
23089 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23091 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23092 libgomp when compiling with ftree-parallelize-loops.
23093 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23095 2008-01-16 Richard Guenther <rguenther@suse.de>
23097 PR tree-optimization/34769
23098 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23099 * tree.c (int_cst_value): Instead make this function more
23100 permissive in what it accepts as valid input. Document this
23101 function always sign-extends the value.
23103 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23104 Richard Guenther <rguenther@suse.de>
23107 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23108 (gimple_fold_indirect_ref_rhs): ... this.
23109 (gimple_fold_indirect_ref): New function with foldings
23110 that preserve lvalueness.
23111 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23112 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23113 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23114 to fold an INDIRECT_REF, fall back to the old use of
23115 fold_indirect_ref_1.
23117 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23119 * tree-data-ref.c (subscript_dependence_tester_1): Call
23120 free_conflict_function.
23121 (compute_self_dependence): Same.
23123 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23126 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23127 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23129 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23130 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23131 for DWARF2_UNWIND_INFO targets.
23133 2008-01-16 Richard Guenther <rguenther@suse.de>
23136 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23137 type qualifiers for function types.
23139 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23141 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
23142 loop_iterator li from previous commit.
23144 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23146 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23148 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23150 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23151 (parallelize_loops): Don't parallelize irreducible components.
23153 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23156 * c-opts (c_common_post_options): Do not enable CPP
23157 flag_pedantic_errors by default.
23159 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
23161 PR rtl-optimization/31944
23162 * cse.c (remove_pseudo_from_table): New function.
23163 (merge_equiv_classes): Use above function to remove pseudo-registers.
23164 (invalidate): Likewise.
23166 2008-01-13 Richard Guenther <rguenther@suse.de>
23168 PR middle-end/34601
23169 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
23170 instead of TYPE_MODE to deal with calls from expand_one_error_var.
23172 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
23174 * gcse.c (cprop_jump): Call validate_unshare_change instead of
23175 validate_change to unshare the source of the PC set.
23177 2008-01-12 Jan Hubicka <jh@suse.cz>
23179 PR middle-end/32135
23180 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
23181 references above array bounds. This might trigger bounds checks for
23182 pointers to arrays.
23184 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23186 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
23187 new_replaceable_dependencies.
23189 2008-01-12 Doug Kwan <dougkwan@google.com>
23191 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
23192 instead of OPT_Wreturn_type in warning due to ignored return type
23194 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
23195 options included in -Wextra.
23196 * c.opt: New option -Wignored_qualifiers.
23197 * doc/invoke.texi (Warning Options, -Wextra): Add new option
23198 -Wignore_qualifiers.
23199 (-Wignored-qualifiers): Document.
23200 (-Wreturn-type): Remove description of functionality now handled
23201 by -Wignored-qualifiers.
23203 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
23206 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
23207 NOP_EXPR if it is between integral types with the same precision.
23209 2008-01-12 Jan Hubicka <jh@suse.cz>
23212 * invoke.texi (max-inline-recursive-depth): Fix default value.
23214 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
23216 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
23219 2008-01-11 Bob Wilson <bob.wilson@acm.org>
23221 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
23223 2008-01-11 James E. Wilson <wilson@specifix.com>
23226 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
23228 2008-01-11 Anatoly Sokolov <aesok@post.ru>
23230 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
23231 save/restore frame pointer register and don't use 'call-prologues'
23232 optimization in function with "OS_task" attribute.
23234 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
23236 PR middle-end/31309
23237 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
23238 when copying to memory.
23240 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
23242 PR rtl-optimization/30905
23243 * cfgcleanup.c: Include dce.h
23244 (crossjumps_occured): New global variable.
23245 (try_crossjump_bb): Exit loop after finding a fallthru edge.
23246 If something changed, set crossjumps_occured to true.
23247 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
23248 Don't add/remove fake edges to exit here...
23249 (cleanup_cfg): ...but do it here, when crossjumping.
23250 Run a fast DCE when successful crossjumps occured in the latest
23251 iteration of try_optimize_cfg.
23253 2008-01-11 Richard Guenther <rguenther@suse.de>
23255 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
23256 (struct vn_unary_op_s): Likewise.
23257 (vn_reference_insert): Free old reference on hash collision.
23259 2008-01-10 Raksit Ashok <raksit@google.com>
23261 PR rtl-optimization/27971
23262 * combine.c (find_split_point): Split PLUS expressions which are
23263 inside a MEM rtx, and whose first operand is complex.
23265 2008-01-10 DJ Delorie <dj@redhat.com>
23267 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
23268 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
23269 (m32c_hard_regno_ok): Call the underlying function.
23271 2008-01-10 Richard Guenther <rguenther@suse.de>
23273 PR middle-end/34683
23274 * tree-cfg.c (tree_merge_blocks): Do not go through the
23275 full-blown folding and stmt updating path if we just deal
23276 with virtual operands.
23277 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
23278 test for abnormal SSA_NAMEs.
23280 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
23282 PR middle-end/34641
23283 * reload.c (push_reload): Add assertions. All constants from
23284 reg_equiv_constant should have been used for replacing the respective
23286 (find_reloads_address): Invoke find_reloads_address_part for
23287 constant taken from the reg_equiv_constant array.
23289 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
23291 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
23292 field (valnum) the first in the struct. Replace bools with
23295 2008-01-10 Richard Guenther <rguenther@suse.de>
23297 PR tree-optimization/34651
23298 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
23299 types and ordering for masking and converting.
23301 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
23303 PR tree-optimization/34017
23304 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
23305 also for PHI_NODE expressions.
23307 2008-01-09 Jan Hubicka <jh@suse.cz>
23309 PR tree-optimization/34708
23310 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
23311 based on number of case labels.
23312 (init_inline_once): Remove switch_cost.
23313 * tree-inline.h (eni_weights_d): Remove switch_cost.
23315 2008-01-09 Richard Guenther <rguenther@suse.de>
23316 Andrew Pinski <andrew_pinski@playstation.sony.com>
23318 PR middle-end/30132
23319 * gimplify.c (gimplify_cond_expr): Do not create an addressable
23320 temporary if an rvalue is ok or an lvalue is not required.
23322 2008-01-09 Richard Guenther <rguenther@suse.de>
23324 PR middle-end/34458
23325 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
23326 adjust return type.
23328 2008-01-09 Richard Guenther <rguenther@suse.de>
23330 PR middle-end/34679
23331 * tree.c (host_integerp): Check for sizetype only if the
23332 type is an integer type.
23334 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
23337 * opts.c (decode_options): Disable inlining of functions called
23338 once if not in unit-at-a-time mode.
23340 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
23342 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
23344 2008-01-08 Richard Guenther <rguenther@suse.de>
23346 PR middle-end/31863
23347 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
23348 out early if the result will be unused.
23350 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23355 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23356 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23359 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
23361 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
23362 for vectorization tuned.
23364 2008-01-08 Richard Guenther <rguenther@suse.de>
23366 PR tree-optimization/34683
23367 * tree-ssa-operands.c (operand_build_cmp): Export.
23368 * tree-ssa-operands.h (operand_build_cmp): Declare.
23369 * tree-vn.c (vuses_compare): Remove.
23370 (sort_vuses): Use operand_build_cmp.
23371 (sort_vuses_heap): Likewise.
23372 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
23373 to re-use old VEC if available. Do not sort already sorted VUSEs.
23374 (vdefs_to_vec): Do not sort already sorted VDEFs.
23376 2008-01-08 Jakub Jelinek <jakub@redhat.com>
23378 PR middle-end/34694
23379 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
23381 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23384 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
23385 limitations of reciprocal sequences on x86 targets.
23387 2008-01-08 Richard Guenther <rguenther@suse.de>
23389 PR tree-optimization/34683
23390 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
23392 2008-01-07 Jakub Jelinek <jakub@redhat.com>
23395 * config/darwin.c (darwin_mergeable_string_section): Don't use
23396 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
23398 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
23401 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
23402 negxf2. Macroize expander using X87MODEF mode iterator. Change
23403 predicates of op0 and op1 to register_operand.
23404 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
23405 expander using X87MODEF mode iterator. Change predicates of
23406 op0 and op1 to register_operand.
23407 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
23408 corresponding patterns and macroize using MODEF macro. Change
23409 predicates of op0 and op1 to register_operand and remove
23410 "m" constraint. Disparage "r" alternative with "!".
23411 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
23412 macroize using X87MODEF macro. Change predicates of op0 and op1
23413 to register_operand and remove "m" constraint. Disparage "r"
23414 alternative with "!".
23415 (absneg splitter with memory operands): Remove.
23416 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
23417 patterns and macroize using X87MODEF mode iterator.
23418 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
23419 Change predicate of op1 to register_operand.
23420 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
23421 for memory operands.
23423 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
23425 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
23427 2008-01-07 Richard Guenther <rguenther@suse.de>
23429 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
23432 2008-01-07 Richard Guenther <rguenther@suse.de>
23434 PR tree-optimization/34683
23435 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
23436 VOPs of the needed size to save memory. Use VEC_quick_push
23437 to save compile-time.
23438 (vdefs_to_vec): Likewise.
23440 2008-01-07 Sa Liu <saliu@de.ibm.com>
23442 * config/spu/spu.md (divdf3): Genetate inline code for double
23443 division. The implementation doesn't handle INF or NAN, therefore it
23444 only applies when -ffinite-math-only is given.
23446 2008-01-06 Paolo Carlini <pcarlini@suse.de>
23449 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
23450 * doc/cpp.texi ([Common Predefined Macros]): Document.
23452 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
23454 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
23455 order to use commutative addition instead of subtraction.
23457 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23458 Mircea Namolaru <namolaru@il.ibm.com>
23459 Vladimir Yanovsky <yanov@il.ibm.com>
23460 Revital Eres <eres@il.ibm.com>
23462 PR tree-optimization/34263
23463 * tree-outof-ssa.c (process_single_block_loop_latch,
23464 contains_tree_r): New functions.
23465 (analyze_edges_for_bb): Call process_single_block_loop_latch
23466 function to empty single-basic-block latch block if possible.
23468 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23470 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23472 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
23474 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23476 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
23478 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23480 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
23482 2008-01-05 Jakub Jelinek <jakub@redhat.com>
23484 PR tree-optimization/34618
23485 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
23488 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23491 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
23492 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
23493 Update copyright year.
23495 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
23496 Update copyright year.
23497 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
23500 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
23502 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
23503 edge does not point to current bb before changing need_assert.
23505 2008-01-04 Richard Guenther <rguenther@suse.de>
23507 PR middle-end/34029
23508 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
23509 for verifying purposes if they are is_gimple_min_invariant.
23511 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
23513 PR tree-optimization/34448
23514 PR tree-optimization/34465
23515 * gimplify.c (gimplify_init_constructor): Add new parameter
23516 notify_temp_creation. Use it.
23517 (gimplify_modify_expr_rhs): Take volatiles into account when
23518 optimizing constructors.
23519 Do not optimize constructors if gimplify_init_constructor will dump to
23521 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
23522 * gcc.c-torture/compile/pr34448.c: New.
23524 2008-01-04 Jakub Jelinek <jakub@redhat.com>
23526 PR gcov-profile/34609
23527 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
23528 return_slot if result is TREE_ADDRESSABLE.
23530 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
23532 * config/mips/mips.md (sqrt_condition): Tweak comment.
23533 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
23535 2008-01-03 Tom Tromey <tromey@redhat.com>
23538 * c-common.c (c_type_hash): Handle VLAs.
23540 2008-01-03 Jan Hubicka <jh@suse.cz>
23542 PR tree-optimization/31081
23543 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
23544 0 when inlining and not inlining to first basic block.
23545 (remap_decl): When var is initialized to 0, don't set default_def.
23546 (expand_call_inline): Set entry_bb.
23547 * tree-inline.h (copy_body_data): Add entry_bb.
23549 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23552 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
23555 PR tree-optimization/29484
23556 * tree-inline.c (inline_forbidden_p_2): New function.
23557 (inline_forbidden_p): Disallow inlining if some static var
23558 has an address of a local LABEL_DECL in its initializer.
23559 * doc/extend.texi (Labels as Values): Document &&foo behaviour
23562 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
23564 PR tree-optimization/34635
23565 * tree-data-ref.c (add_other_self_distances): Make sure that the
23566 evolution step is constant.
23568 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23570 PR middle-end/34608
23571 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
23573 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
23575 * tree-sra.c (scalarize_init): Insert the generate_element_init
23576 statements after the generate_element_zero statements.
23578 2008-01-02 Richard Guenther <rguenther@suse.de>
23580 PR middle-end/34093
23581 PR middle-end/31976
23582 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
23583 for very large number of operands instead of ICEing.
23585 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
23588 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
23589 while stack probing.
23591 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
23593 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
23596 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
23598 PR libmudflap/26442
23599 * tree-mudflap.c (mx_register_decls): Guard warning by
23600 !DECL_ARTIFICIAL check.
23602 2008-01-01 Jakub Jelinek <jakub@redhat.com>
23604 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
23605 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
23606 sse5_perm<mode>): Fix constraints.