1 2008-09-19 Ian Lance Taylor <iant@google.com>
3 * varasm.c (narrowing_initializer_constant_valid_p): Return
4 NULL_TREE if ENDTYPE is not an integer.
6 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9 * tree-ssa.c (execute_update_addresses_taken): Also update
10 DECL_GIMPLE_REG_P for vector and complex types.
12 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
13 Jan Hubicka <jh@suse.cz>
16 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
17 empty before freeing them.
18 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
20 2008-09-18 Bob Wilson <bob.wilson@acm.org>
22 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
23 * config/xtensa/predicates.md (tls_symbol_operand): New.
24 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
25 (TARGET_CANNOT_FORCE_MEM): Define.
26 (xtensa_tls_symbol_p): New.
27 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
28 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
29 (xtensa_tls_module_base): New.
30 (xtensa_call_tls_desc): New.
31 (xtensa_legitimize_tls_address): New.
32 (xtensa_legitimize_address): Handle TLS symbols.
33 (xtensa_tls_referenced_p_1): New.
34 (xtensa_tls_referenced_p): New.
35 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and UNSPEC_DTPOFF.
36 (XTENSA_BUILTIN_THREAD_POINTER): New.
37 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
38 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3 builtin.
39 Add declarations for __builtin_thread_pointer and
40 __builtin_set_thread_pointer.
41 (xtensa_fold_builtin): Recognize new builtins.
42 (xtensa_expand_builtin): Expand new builtins.
43 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
44 (TARGET_THREADPTR): Define.
45 (HAVE_AS_TLS): Define default value.
46 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
47 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
48 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
49 (UNSPECV_SET_TP): New.
50 (sym_TPOFF, sym_DTPOFF): New.
51 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
52 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
53 * configure: Regenerated.
55 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
58 * config/ia64/ia64.c (ia64_optimization_options): Move
59 checking and setting flag_schedule_insns_after_reload and
60 ia64_flag_schedule_insns2 back to ...
61 (ia64_override_options): Here.
63 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
66 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
67 zero extend count after the correction to it is done.
68 (doloop_optimize): Update call to doloop_modify, don't zero extend
71 2008-09-18 Martin Jambor <mjambor@suse.cz>
73 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
75 * ipa-prop.c: Correct comments.
76 * ipa-prop.h: Likewise.
78 2008-09-18 Jan Hubicka <jh@suse.cz>
81 * ipa-reference.c (ipa_reference_local_vars_info_d,
82 ipa_reference_global_vars_info_d,
83 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
84 ipa_reference_vars_info_t): Move here from ipa-reference.h
85 (node_duplication_hook_holder, node_removal_hook_holder): New.
86 (get_reference_vars_info_from_cgraph): Rename to ...
87 (get_reference_vars_info): ... this one, use cgraph uids.
88 (get_local_reference_vars_info, get_global_reference_vars_info):
89 Use cgraph instead of decl.
90 (ipa_reference_get_read_local, ipa_reference_get_written_local): Remove.
91 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
92 ipa_reference_get_written_global, ipa_reference_get_not_written_global): Use
94 (check_call): Simplify avail check.
95 (scan_stmt_for_static_refs): Update.
96 (propagate_bits): Update.
97 (merge_callee_local_info): Remove.
98 (init_function_info): Use cgraph nodes.
99 (clean_function_local_data): Break out from ...
100 (clean_function): ... here.
101 (copy_local_bitmap, copy_global_bitmap): New functions.
102 (duplicate_node_data, remove_node_data): New functions.
103 (generate_summary): Register hooks; use visibility instead of
105 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
106 * ipa-reference.h (ipa_reference_local_vars_info_d,
107 ipa_reference_global_vars_info_d,
108 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
109 ipa_reference_vars_info_t): Move to ipa-reference.c
110 (ipa_reference_get_read_local, ipa_reference_get_written_local):
112 (ipa_reference_get_read_global, ipa_reference_get_written_global,
113 ipa_reference_get_not_read_global, ipa_reference_get_not_written_global):
115 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
116 (init_state): Remove.
117 (node_duplication_hook_holder, node_removal_hook_holder): New.
118 (get_function_state, set_function_state): Use VECtor.
119 (analyze_function): Check body availability.
120 (add_new_function): Likewise.
121 (duplicate_node_data, remove_node_data): New.
122 (generate_summary): Register hooks; do not care about clones.
123 (propafate): Do not care about clones; recursive functions are not looping.
124 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
125 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
126 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
128 * tree-flow.h (function_ann_d): Remove reference_vars_info.
129 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops): Update call of
130 ipa-reference accesors.
132 2008-09-18 Simon Baldwin <simonb@google.com>
134 * c-opts.c (c_common_handle_option): Add handling for
135 -Wbuiltin-macro-redefined command line option.
136 * c.opt: Added builtin-macro-redefined option.
137 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
140 2008-09-18 Richard Guenther <rguenther@suse.de>
142 PR tree-optimization/37258
143 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
144 and signedness for integral types.
145 (vn_phi_eq): Require compatible types.
147 2008-09-18 Jakub Jelinek <jakub@redhat.com>
150 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
151 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
153 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
154 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
155 ggc_free other TREE_LIST nodes from that chain.
156 * function.c (instantiate_decls): Instantiate also DECL_RTL
157 of vars in cfun->local_decls, free that list afterwards.
159 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
161 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
162 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
164 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
166 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
167 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
169 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
171 PR tree-optimization/37102
172 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
173 from a node. Check to see if another PHI is dead.
174 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
175 remove real PHIs which have no uses.
176 (rewrite_out_of_ssa): Call eliminate_useless_phis.
178 2008-09-18 Richard Guenther <rguenther@suse.de>
181 * tree-cfg.c (remove_useless_stmts_1): Remove
182 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
184 2008-09-18 Nick Clifton <nickc@redhat.com>
186 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
187 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
188 to frv_secondary_reload_class.
189 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
190 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
191 (frv_secondary_reload_class): Omit unused parameter.
192 (frv_secondary_reload): New function. Handle the case when
193 secondary_reload_class() is called before the reload_(in|out)
194 _optabs have been initialised.
195 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
197 * config/frv/frv.md: Define an exclusion set between fr550_m0
200 2008-09-18 Richard Guenther <rguenther@suse.de>
202 PR tree-optimization/37456
203 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
204 want to insert after ends a BB insert on the single fallthru
207 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
209 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
210 Mention -march=z9-109, z9-ec and z10.
212 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
214 PR rtl-optimization/37544
215 * regrename.c (maybe_mode_change): Exit early when copy_mode
216 is narrower than orig_mode and narrower than new_mode.
218 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
221 * sched-int.h (struct _haifa_insn_data): Remove unused field
224 * sched-rgn.c (ref_counts): Remove.
225 (insn_referenced): New static variable.
226 (INSN_REF_COUNT): Remove.
227 (sched_run_compute_dependencies): Use insn_referenced instead of
229 (add_branch_dependences): Likewise. Delete dead assignment.
231 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
233 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
234 consumer is an asm. Add comment why this is important.
235 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
236 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
239 2008-09-17 Joseph Myers <joseph@codesourcery.com>
241 * expr.c (emit_group_store): Do not shift before moving via a
244 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
246 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
247 from aggregate to non-aggregate type if the bit pattern is not fully
248 preserved afterwards.
250 2008-09-17 Richard Guenther <rguenther@suse.de>
252 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
253 (verify_gimple_assign): ... this. Split into ...
254 (verify_gimple_assign_unary): ... this,
255 (verify_gimple_assign_binary): ... that,
256 (verify_gimple_assign_single): ... and this.
257 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
258 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
259 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
260 (verify_types_in_gimple_reference): Be forgiving with
262 (verify_gimple_phi): Deal with virtual operands.
264 * tree.def (PREDICT_EXPR): Change to tcc_expression.
266 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
268 * tree.c (get_callee_fndecl): Don't call the language hook.
269 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
270 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
271 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
273 2008-09-17 Jakub Jelinek <jakub@redhat.com>
275 * tree.c (protected_set_expr_location): Don't unnecessarily
276 check for error_mark_node.
278 2008-09-17 Art Haas <ahaas@impactweather.com>
280 * ipa-reference.c (analyze_function): Declare step only if
281 ENABLE_CHECKING is defined.
283 2008-09-17 Jan Hubicka <jh@suse.cz>
286 * tree.h (DECL_INLINE): remove.
287 (DECL_DECLARED_INLINE_P): Update docs.
288 (DECL_NO_INLINE_WARNING_P): new.
289 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
290 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
292 2008-09-17 Jakub Jelinek <jakub@redhat.com>
293 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
296 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
299 2008-09-17 Jan Hubicka <jh@suse.cz>
301 * ipa-reference.c (ipa_obstack): Remove.
302 (local_info_obstack, global_info_obstack): New.
303 (add_static_var): We now handle variables only.
304 (mark_address_taken, mark_load, mark_store): New functions based on ...
305 (check_operand): ... remove.
306 (get_asm_stmt_operands): Rename to ...
307 (check_asm_memory_clobber): ... this. Look only for memory clobber.
308 (scan_stmt_for_static_refs): Rewrite.
309 (scan_op_for_static_refs): Rename to ...
310 (scan_initializer_for_static_refs): do not look for VAR_DECL
311 initializers; stop recursion on types and decls.
312 (ipa_init): Use proper obstacks.
313 (analyze_variable): Use scan_initializer_for_static_refs.
314 (init_function_info): Use local obstack.
315 (analyze_function): Simplify.
316 (add_new_function): We don't need visited_nodes obstack.
317 (generate_summary): Use proper obstacks; cleanup after propagation.
319 2008-09-17 Richard Guenther <rguenther@suse.de>
322 PR tree-optimization/37491
323 * alias.c (get_alias_set): Use the canonical type.
324 * tree-vect-transform.c (vectorizable_store): Use the type of
325 the lhs for the vector type. Adjust checking.
326 (vectorizable_load): Adjust checking.
328 2008-09-16 Jakub Jelinek <jakub@redhat.com>
329 Adam Nemet <anemet@caviumnetworks.com>
331 PR rtl-optimization/37483
332 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
333 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
334 Rearrange code to better match the original comment. Check
335 t_unconditional first. Improve comment.
337 2008-09-16 Jakub Jelinek <jakub@redhat.com>
340 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
341 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
344 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
345 GIMPLE_TRY if cleanup sequence is empty.
347 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
350 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
351 eliminate IV if the cost are the same.
353 2008-09-16 Richard Guenther <rguenther@suse.de>
356 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
359 2008-09-16 Richard Guenther <rguenther@suse.de>
361 PR tree-optimization/37508
362 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
364 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
366 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
368 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
370 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
371 use gen_floatdidf2 directly.
372 (floatunssidf2): Likewise.
373 (floatsidf_ppc64_mfpgpr): Remove.
374 (floatsidf_ppc64): Remove.
375 (floatunssidf_ppc64): Remove.
377 2008-09-15 Jakub Jelinek <jakub@redhat.com>
379 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
380 rather than update_cost_queue.
382 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
383 in every call starting with the second one, instead of only when
384 alias_bitmap_obstack.elements != NULL.
386 * tree-predcom.c (filter_suitable_components): Free all refs in
387 act->refs vector before calling release_component.
388 (add_ref_to_chain): Free ref if not adding it to chain->refs.
390 * tree-data-ref.c (free_subscripts): Free all subscript objects.
392 * tree-loop-linear.c (linear_transform_loops): Initialize
393 lambda_obstack only after calling perfect_loop_nest_depth.
394 Goto free_and_continue instead of just continue for later failures.
397 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
400 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
402 2008-09-14 Andreas Schwab <schwab@suse.de>
404 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
406 2008-09-14 Jan Hubicka <jh@suse.cz>
408 * invoke.texi (-fconserve-stack): Document.
409 * opts.c (decode_options): Handle conserve_stack.
410 * common.opt (fconvserve_stack): New.
412 2008-09-14 David Edelsohn <edelsohn@gnu.org>
414 * config.host: Add x-aix to host_xmake_file.
415 * config/rs6000/t-aix52: Do not override LDFLAGS.
416 * config/rs6000/x-aix: New file.
418 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
424 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
425 is not recognized as a valid register usage. Allow REG_X to be used
427 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
428 forces a reload when using a base register.
430 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
432 * config/i386/cygming-crtend.c (register_frame_ctor): If
433 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
434 directly with atexit.
435 (deregister_frame_ctor): Rename to ...
436 (deregister_frame_dtor): Use to call __gcc_deregister_frame
437 if !DEFAULT_USE_CXA_ATEXIT.
439 2008-09-13 Jan Hubicka <jh@suse.cz>
441 * cgraph.c: Include value-prof.h
442 * Makefile.in (cgraph.o): Add value-prof.h dependency.
444 2008-09-13 Jan Hubicka <jh@suse.cz>
447 * tree-profile.c (add_abnormal_goto_call_edges): New function.
448 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
449 tree_gen_one_value_profiler, tree_gen_average_profiler,
450 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
452 2008-09-13 Jan Hubicka <jh@suse.cz>
454 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
455 too many bytes on misalligned blocks.
457 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
459 * doc/cfg.texi: Fix some typos.
460 * doc/extend.texi: Likewise.
461 * doc/install.texi: Likewise.
462 * doc/invoke.texi: Likewise.
463 * doc/rtl.texi: Likewise.
464 * doc/tree-ssa.texi: Likewise.
466 2008-09-13 Richard Guenther <rguenther@suse.de>
469 * tree-nested.c (finalize_nesting_tree_1): Generate valid
470 gimple stores for memory rhs.
472 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
474 PR rtl-optimization/37489
475 * cse.c (fold_rtx): Don't return const_true_rtx for float
476 compare if FLOAT_STORE_FLAG_VALUE is undefined.
478 2008-09-13 Jan Hubicka <jh@suse.cz>
480 PR tree-optimization/37392
481 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
483 2008-09-13 Martin Jambor <mjambor@suse.cz>
484 Jan Hubicka <jh@suse.cz>
486 * cgraph.c (free_edges): New variable.
487 (NEXT_FREE_EDGE): New macro.
488 (cgraph_free_edge): New function.
489 (cgraph_remove_edge): Call cgraph_remove_edge_1.
490 (cgraph_node_remove_callees): Likewise.
491 (cgraph_node_remove_callers): Likewise.
492 (cgraph_create_edge): Reuse edges from the free list. Do not
493 update uid if doing so.
494 (cgraph_remove_*_hook): Add free call.
496 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
498 * ira-color.c (conflict_allocno_vec): Delete.
499 (update_cost_queue_elem): New structure.
500 (update_cost_queue): New variable.
501 (update_cost_queue_tail): Likewise.
502 (update_cost_queue_elems): Likewise.
503 (allocno_update_cost_check): Delete.
504 (initiate_cost_update): Allocate update_cost_queue_elems
505 instead of allocno_update_cost_check.
506 (finish_cost_update): Update the free()s accordingly.
507 (start_update_cost): New function.
508 (queue_update_cost): Likewise.
509 (get_next_update_cost): Likewise.
510 (update_copy_costs_1): Inline into...
511 (update_copy_costs): ...here. Use a queue instead of recursive calls.
512 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
513 once we've established they are equal. Don't allocate update
514 costs if there is nothing to add to them.
515 (update_conflict_hard_regno_costs): Remove ALLOCNO and
516 DIVISOR arguments. Use a queue instead of recursive calls;
517 process all the allocnos in the initial queue, rather than
519 (assign_hard_reg): Use queue_update_cost instead of
520 conflict_allocno_vec. Queue coalesced allocnos instead
521 of calling update_conflict_hard_regno_costs for each one.
522 Just call update_conflict_hard_regno_costs once for the
524 (ira_color): Remove conflict_allocno_vec handling.
526 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
528 PR tree-optimization/37484
529 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
530 (save_var_name): Same.
531 (initialize_cloog_names): Same.
532 (initialize_cloog_names): Same.
534 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
536 * tree-scalar-evolution.c (set_instantiated_value): Set
539 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
543 * ira-build.c (common_loop_tree_node_dominator): Remove.
544 (copy_live_ranges_to_removed_store_destinations): New function.
545 (regno_top_level_allocno_map): Move to top level from ...
546 (ira_flattening): ... here. Use
547 copy_live_ranges_to_removed_store_destinations.
549 * ira-emit.c (generate_edge_moves): Fix a comment.
551 2008-09-12 Anatoly Sokolov <aesok@post.ru>
554 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
555 scratch register after 'set' pattern.
557 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
559 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
560 information passed to mark_reg_pointer.
561 * explow.c (force_reg): Likewise.
563 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
565 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
566 when building for the celledp architecture.
568 2008-09-12 Richard Guenther <rguenther@suse.de>
570 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
572 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
574 PR rtl-optimization/37424
575 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
576 the regnos instead of the addresses.
578 2008-09-11 Janis Johnson <janis187@us.ibm.com>
580 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
582 2008-09-11 Richard Guenther <rguenther@suse.de>
584 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
585 entering the weaker equivalence recording.
587 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
589 2008-09-11 Jeff Law <law@redhat.com>
591 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
592 by assign_stack_local on the IRA path for stack slot sharing
593 as well as the non-IRA path.
595 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
597 * config/i386/i386.h: Fix whitespace issues.
599 2008-09-11 Martin Jambor <mjambor@suse.cz>
601 * ipa-prop.h (struct ipa_param_flags): Removed.
602 (struct ipa_param_descriptor): New structure.
603 (struct ipa_node_params): ipcp_lattices, param_decls and
604 param_flags moved to ipa_param_description.
605 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
606 descriptors. Renamed all users.
607 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
608 changed to access descriptors. Renamed all users.
609 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
610 to access descriptors. Renamed all users.
611 * ipa-cp.c (ipcp_init_cloned_node): Call
612 ipa_initialize_node_params instead of ipa_count_formal_params and
613 ipa_create_param_decls_array.
614 (ipcp_analyze_node): Likewise.
615 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
616 descriptors. Renamed all users.
617 (ipcp_initialize_node_lattices): Remove allocation.
618 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
619 ipa_initialize_node_params instead of ipa_count_formal_params and
620 ipa_create_param_decls_array.
621 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
622 ipa_populate_param_decls, made static, added parameter info,
623 renamed mt to node, removed allocation, changed to use
625 (ipa_count_formal_params): Made static, added parameter info,
627 (ipa_initialize_node_params): New function.
628 (ipa_check_stmt_modifications): Changed to use descriptors.
629 (ipa_detect_param_modifications): Removed allocation, changed to
631 (ipa_note_param_call): Changed to use descriptors.
632 (ipa_analyze_params_uses): Removed allocation.
633 (ipa_free_node_params_substructures): Changed to use descriptors.
634 (ipa_edge_duplication_hook): Use the unused attribute.
635 (ipa_node_duplication_hook): Use the unused attribute, changed to
636 use descriptors, changed to duplicate descriptors.
638 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
639 changed all callers. Call ipa_propagate_indirect_call_infos if doing
640 indirect inlining. Made static.
641 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
642 functions called only once.
643 (cgraph_decide_recursive_inlining): Don't call
644 ipa_propagate_indirect_call_infos, pass new_edges to
645 cgraph_mark_inline_edge instead.
646 (cgraph_decide_inlining_of_small_functions): Don't call
647 ipa_propagate_indirect_call_infos, pass new_edges to
648 cgraph_mark_inline_edge instead.
649 (cgraph_decide_inlining): Don't call
650 ipa_propagate_indirect_call_infos.
651 * ipa-prop.c: Check that vectors are allocated.
653 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
654 iff a new cgraph edges have been created.
655 (cgraph_decide_inlining): New variable redo_always_inline.
656 Flattening and always_inlining loop until callgraph stabilizes.
657 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
658 true iff new cgraph edges have been created.
659 (propagate_info_to_inlined_callees): Likewise.
660 (ipa_propagate_indirect_call_infos): Likewise.
662 2008-09-11 Richard Guenther <rguenther@suse.de>
664 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
665 (set_prologue_iterations): Likewise.
666 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
668 (vect_update_init_of_dr): Likewise.
669 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
671 * fold-const.c (fold_unary): Do not generate calculations
674 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
676 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
677 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
678 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
680 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
682 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
683 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
684 before finalizing the changes.
685 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
687 (simplify_truth_ops_using_ranges): New.
688 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
689 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
690 whether a simplification was made.
691 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
692 use a switch statement and also call simplify_truth_ops_using_ranges.
694 2008-09-11 Jan Hubicka <jh@suse.cz>
696 * ggc-common.c (loc_array): Make static.
697 * dce.c (rest_of_handle_ud_dce): Free worklist.
699 2008-09-11 Jan Hubicka <jh@suse.cz>
701 * cgraph.c (cgraph_release_function_body): Plug memory leak on
702 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
703 function so we are sure we do not dangle it forever.
704 * function.c (outer_function_chain, find_function_data): Remove.
705 (function_context_stack): New.
706 (push_function_context, pop_function_context): Update.
707 * function.h (struct function): Remove pointer outer.
708 (outer_function_chain, find_function_data): Remove.
709 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
711 2008-09-11 Jan Hubicka <jh@suse.cz>
714 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
716 2008-09-11 Jan Hubicka <jh@suse.cz>
718 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
720 2008-09-11 Jan Hubicka <jh@suse.cz>
722 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
723 (free_var_map_entry): New function.
724 (redirect_edge_var_map_destroy): Use it.
726 2008-09-11 Jan Hubicka <jh@suse.cz>
729 * tree-inline.c (add_lexical_block): Replace with ...
730 (prepend_lexical_block): ... prepend at begginig.
731 (remap_blocks): Use it and reverse later.
732 (expand_call_inline): Use prepend_lexical_block.
734 2008-09-11 Jan Hubicka <jh@suse.cz>
736 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
738 2008-09-11 Jan Hubicka <jh@suse.cz>
740 * function.c (free_after_compilation): Call insn_locators_free.
741 * cfglayout.c (insn_locators_free): New function.
742 * rtl.h (insn_locators_free): Declare.
744 2008-09-11 Jan Hubicka <jh@suse.cz>
746 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
748 (cond_move_process_if_block): Update call.
750 2008-09-11 Jan Hubicka <jh@suse.cz>
752 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
753 * vec.c: Include hashtab.h
754 (vec_descriptor, ptr_hash_entry): New structures.
755 (vec_desc_hash, vec_ptr_map): New static variables.
756 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
757 register_overhead, free_overhead, vec_heap_free): New functions.
758 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
759 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
760 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
763 2008-09-11 Ira Rosen <irar@il.ibm.com>
765 PR tree-optimization/37474
766 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
767 length of load permutation.
769 2008-09-11 Andreas Schwab <schwab@suse.de>
771 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
773 2008-09-11 Jakub Jelinek <jakub@redhat.com>
776 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
777 * dse.c (find_shift_sequence): Use extract_low_bits instead of
780 2008-09-11 Ira Rosen <irar@il.ibm.com>
782 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
785 2008-09-10 Jakub Jelinek <jakub@redhat.com>
788 * gimplify.c (gimplify_body): Call default_rtl_profile.
791 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
792 instead of tok->val.node if not expanding to something else. Handle
793 intervening CPP_PADDING tokens.
794 (altivec_categorize_keyword): Remove unneeded comparisons.
796 2008-09-10 Richard Guenther <rguenther@suse.de>
798 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
800 2008-09-10 Richard Guenther <rguenther@suse.de>
803 * tree-inline.c (insert_init_stmt): Make sure to not
804 insert invalid gimple stores.
806 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
808 PR tree-optimization/37388
809 * toplev.c (process_options): Fail and warn when graphite
810 flags are used, but the compiler has not been configured
811 with graphite libraries.
812 * graphite.c (graphite_transform_loops): Remove printfs
813 to dump_file for the case when graphite is not available.
815 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
818 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
819 the even element into register.
820 (ix86_expand_vector_init_general): Don't use
821 ix86_expand_vector_init_interleave on V16QImode and V8HImode
822 if we can't move from GPR to SSE register directly.
824 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
826 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
827 not lose track of the number of NOPs needed. Number of NOPs needed
828 for sync vs. loads workaround was switched; corrected. Run second
829 pass for all workarounds. No NOPs needed after call insns. Change
830 second pass to use find_next_insn_start and find_load helpers in order
831 to properly detect parallel insns.
832 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
834 2008-09-10 Jan Hubicka <jh@suse.cz>
836 * value-prof.c (gimple_ic): Fix tuplification bug.
837 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
840 2008-09-10 Jakub Jelinek <jakub@redhat.com>
842 PR tree-optimization/37353
843 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
844 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
845 calls instead of cond_dead_built_in_calls.
846 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
847 initalize the vector only before adding first entry. Use VEC_safe_push
848 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
849 shrink_wrap_conditional_dead_built_in_calls call.
851 2008-09-10 Ira Rosen <irar@il.ibm.com>
853 PR tree-optimization/37385
854 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
855 and use it as a vector type if not NULL.
856 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
858 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
860 (vectorizable_load): Likewise.
862 2008-09-10 Jakub Jelinek <jakub@redhat.com>
864 * config/i386/i386.md (SWI32): New mode iterator.
865 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
868 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
870 PR rtl-optimization/37435
871 * caller-save.c (insert_restore, insert_save): Check the mode by
874 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
877 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
879 (dw2_output_indirect_constant_1): Use unstripped name in symbol
882 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
884 * doc/invoke.texi (ARM Options): Correct errors in discussion
885 of -mfloat-abi, -mhard-float, and -msoft-float.
887 2008-09-09 Jakub Jelinek <jakub@redhat.com>
888 Jan Hubicka <jh@suse.cz>
891 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
892 calling gimple_regimplify_operands on it. Iterate over all newly
893 added statements, not just the last one.
894 (insert_init_stmt): Insert stmt into seq first, then call
895 gimple_regimplify_operands on it. Don't create new gimplification
896 context, nor find referenced vars.
898 2008-09-09 Jakub Jelinek <jakub@redhat.com>
901 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
902 to pointer to vector pointer.
903 * ipa-prop.c (ipa_propagate_indirect_call_infos,
904 propagate_info_to_inlined_callees): Likewise.
905 (update_call_notes_after_inlining): Likewise. Push new indirect edge
906 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
907 ipa_check_create_edge_args.
908 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
909 to pointer to vector pointer.
910 (cgraph_decide_inlining_of_small_function): Adjust
911 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
915 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
916 optimizing for size, not speed.
918 PR rtl-optimization/37408
919 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
922 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
924 PR tree-optimization/37375
925 * tree-scalar-evolution.c (scev_info_str): Add field
927 (new_scev_info_str, eq_scev_info, find_var_scev_info,
928 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
929 set_instantiated_value): Pass instantiated_below.
930 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
932 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
933 the definitions are not instantiated.
935 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
936 (block_before_loop): New.
937 * tree-data-ref.c (dr_analyze_indices): Update uses of
939 * graphite.c (block_before_scop): New.
940 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
941 basic block, not a loop for determining the parameters.
942 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
944 (idx_record_params, find_params_in_bb, find_scop_parameters,
945 build_loop_iteration_domains, add_conditions_to_domain): Update calls
948 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
950 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
954 * ira-build.c (ira_create_allocno): Setup frequency to 0.
956 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
957 Check zero freq and increase if necessary.
959 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
961 * ira-conflicts.c (process_regs_for_copy): Check that the hard
962 regno is in the right range. Add comments.
964 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
966 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
968 * mips-tfile.c (copy_object): Cast alloca result to int *.
969 * mips-tdump.c (print_symbol): Cast xmalloc return values to
971 Rename class to sclass.
972 (read_tfile): Cast read_seek return values to proper types.
973 Cast xcalloc return value to proper type.
975 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
977 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
978 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
979 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
981 2008-09-09 Jan Hubicka <jh@suse.cz>
983 * profile.c (is_edge_inconsistent): Add debug output; ignore
984 negative count on fake edges.
985 (is_inconsistent): Add debug output.
987 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
989 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
991 (choose_ready): When first insn is chosen from the ready list, also
994 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
996 PR rtl-optimization/37360
997 * haifa-sched.c (max_issue): Do not assert that we never issue more
998 insns than issue_rate. Add comment.
1000 2008-09-09 Richard Guenther <rguenther@suse.de>
1002 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1003 (verify_types_in_gimple_call): Rename to ...
1004 (verify_gimple_call): ... this. Enhance.
1005 (verify_types_in_gimple_cond): Remove.
1006 (verify_gimple_comparison): New function ...
1007 (verify_types_in_gimple_assign): ... split out from here.
1008 (verify_types_in_gimple_return): Rename to ...
1009 (verify_gimple_return): ... this. Enhance.
1010 (verify_types_in_gimple_switch): Rename to ...
1011 (verify_gimple_switch): ... this. Enhance.
1012 (verify_gimple_goto): New function.
1013 (verify_types_in_gimple_phi): Rename to ...
1014 (verify_gimple_phi): ... this. Enhance.
1015 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1016 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1017 (verify_types_in_gimple_seq_2): Remove cases handled in
1018 verify_types_in_gimple_stmt.
1020 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1022 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1023 (push_multiple_operation, pop_multiple_operation): Set it.
1024 (workaround_rts_anomaly): New function.
1025 (workaround_speculation): New function, broken out of bfin_reorg.
1026 (bfin_reorg): Call the new functions.
1028 2008-09-09 Richard Guenther <rguenther@suse.de>
1032 * gimplify.c (gimplify_conversion): Change conversions of
1033 non-register type to VIEW_CONVERT_EXPRs.
1034 (gimplify_addr_expr): If we need to make the operand
1035 addressable make sure to use a properly initialized
1036 temporary for that so it gets a valid gimple store.
1038 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1040 * function.h (struct function): Add function_start_locus.
1041 * cfgexpand.c (gimple_expand_cfg): Use it.
1042 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1044 2008-09-09 Richard Guenther <rguenther@suse.de>
1046 PR tree-optimization/37433
1047 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1050 2008-09-09 Richard Guenther <rguenther@suse.de>
1052 PR tree-optimization/37387
1053 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1054 and bits to a common type.
1056 2008-09-09 Nick Clifton <nickc@redhat.com>
1058 * config/v850/v850.md (return): Restore frame size restriction.
1060 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1062 * c-common.c (c_expand_decl): Remove.
1063 * c-common.h (anon_aggr_type_p): Remove prototype.
1064 (DECL_ANON_UNION_ELEMS): Remove.
1065 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1066 * c-decl.c (anon_aggr_type_p): Remove.
1067 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1068 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1069 * langhooks.h (struct lang_hooks): Remove expand_decl.
1070 * langhooks.c (lhd_expand_decl): Remove.
1071 * stmt.c (expand_anon_union_decl): Remove.
1072 * tree.h (expand_anon_union_decl): Remove prototype.
1074 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1077 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1079 * config/avr/avr.md (QISI) : Define mode iterator.
1080 (negated_tst<mode>) : Redefine as split using mode macro.
1081 (reversed_tstqi): Define insn as reversed compare with zero.
1082 (reversed_tsthi): Ditto.
1083 (reversed_tstsi): Ditto.
1085 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1088 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1089 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1092 * predict.c (optimize_function_for_size_p): Don't segfault if
1094 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1095 tree_swap_operands_p): Don't test cfun != NULL before calling
1096 optimize_function_for_s*_p.
1098 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1100 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1103 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1105 * crx/crx.h (IRA_COVER_CLASSES): Define.
1107 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1110 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1111 even when a stmt has been gimple_modified_p, but after fold_stmt is
1112 not any longer. Remove unneeded may_have_exposed_new_symbols
1115 2008-09-08 Richard Guenther <rguenther@suse.de>
1117 PR tree-optimization/37421
1118 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1121 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1124 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1126 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1129 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1130 * pa-hpux10.h (LINK_SPEC): Likewise.
1131 * pa-hpux11.h (LINK_SPEC): Likewise.
1133 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1135 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1136 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1138 2008-09-07 Helge Deller <deller@gmx.de>
1140 * pa/linux-atomic.c: New file.
1141 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1142 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1144 2008-09-07 Richard Guenther <rguenther@suse.de>
1145 Ira Rosen <irar@il.ibm.com>
1147 PR tree-optimization/36630
1148 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1149 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1151 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1152 Ira Rosen <irar@il.ibm.com>
1154 PR tree-optimization/35642
1155 * config/rs6000/altivec.md (mulv8hi3): Implement.
1157 2008-09-06 Jeff Law <law@redhat.com>
1159 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
1161 2008-09-06 Jan Hubicka <jh@suse.cz>
1163 PR tree-optimization/14703
1164 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1166 * passes.c (init_optimization_passes): Recompute inline parameters.
1168 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1170 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1173 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1174 Peter Fuerst <post@pfrst.de>
1176 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1177 * doc/extend.texi: Document __builtin_mips_cache.
1178 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
1179 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
1180 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1181 __GCC_HAVE_BUILTIN_MIPS_CACHE.
1182 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
1183 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
1184 (set_push_mips_isas): New variable.
1185 (mips_r10k_cache_barrier): New variable.
1186 (cache): New availability predicate.
1187 (mips_builtins): Add an entry for __builtin_mips_cache.
1188 (mips_build_cvpointer_type): New function.
1189 (MIPS_ATYPE_CVPOINTER): New macro.
1190 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
1192 (r10k_simplified_address_p, r10k_simplify_address)
1193 (r10k_uncached_address_p, r10k_safe_address_p)
1194 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
1195 (r10k_needs_protection_p_call, r10k_needs_protection_p)
1196 (r10k_insert_cache_barriers): New functions.
1197 (mips_reorg_process_insns): Delete cache barriers after a
1198 branch-likely instruction.
1199 (mips_reorg): Call r10k_insert_cache_barriers.
1200 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
1201 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
1202 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
1203 (mips_cache, r10k_cache_barrier): New define_insns.
1205 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1207 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1208 * ira-color.c (setup_allocno_left_conflicts_num): Use
1209 hard_reg_set_equal_p instead of a comparison with
1210 ira_zero_hard_reg_set.
1211 * ira.c (setup_reg_subclasses): Likewise.
1212 (setup_cover_and_important_classes): Likewise.
1213 (setup_class_translate): Likewise.
1214 (setup_reg_class_intersect_union): Likewise.
1215 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1216 (ira_init_once): Don't initialize them.
1218 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1220 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
1222 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1224 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
1226 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1228 Improved branch hints, safe hints, and scheduling.
1230 * haifa-sched.c (sched_emit_insn) : Define.
1231 * sched-int.h (sched_emit_insn) : Add prototype.
1232 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
1233 -mhint-max-distance -msafe-hints) : Document.
1234 * config/spu/spu.c (spu_flag_var_tracking): New.
1235 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
1236 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
1237 TARGET_ASM_FILE_START): Define.
1238 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
1239 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
1240 (spu_emit_branch_hint): Add blocks argument.
1241 (insert_branch_hints, insert_nops): Remove.
1242 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
1243 uses_ls_unit, spu_sched_init_global, spu_sched_init,
1244 spu_sched_reorder, asm_file_start): New functions.
1245 (clock_var, spu_sched_length, pipe0_clock,
1246 pipe1_clock, prev_clock_var, prev_priority,
1247 spu_ls_first, prev_ls_clock): New static variables.
1248 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
1249 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
1250 (nopn_nv): Add a non-volatile version of nop.
1251 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
1252 -mhint-max-distance, -msafe-hints): New options.
1254 2008-09-05 Janis Johnson <janis187@us.ibm.com>
1255 Samuel Tardieu <sam@rfc1149.net>
1257 * opts.c (decode_options): Combine nested if statements.
1260 * opts.c (decode_options): Handle more relationships among
1261 unit-at-a-time, toplevel-reorder, and section-anchors.
1263 2008-09-05 David Daney <ddaney@avtrex.com>
1265 * doc/install.texi (--enable-reduced-reflection): Document new option.
1267 2008-09-05 Bob Wilson <bob.wilson@acm.org>
1269 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
1271 (constantpool_operand): New.
1272 (move_operand): Disallow sub-word modes for the constant pool.
1273 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
1274 (xtensa_secondary_reload_class): Replace with....
1275 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
1276 Set icode for sub-word reloads from the constant pool.
1277 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
1278 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1279 * config/xtensa/xtensa.md (reload<mode>_literal): New.
1280 * config/xtensa/xtensa-protos.h: Update prototypes.
1282 2008-09-05 Joseph Myers <joseph@codesourcery.com>
1284 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
1285 (REG_CLASS_NAMES): Update.
1286 (REG_CLASS_CONTENTS): Update.
1287 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
1288 of ALL_REGS for regs 77 and 78.
1289 * function.c (instantiate_virtual_regs_in_insn): Assert that
1290 return value of simplify_gen_subreg is not NULL.
1292 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
1294 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
1295 (gen_rtvec_v): Fix coding standards.
1297 2008-09-04 Jan Hubicka <jh@suse.cz>
1299 * i386.c (decide_alg): Be more conservative about optimizing for size.
1301 2008-09-04 Ian Lance Taylor <iant@google.com>
1303 * varasm.c (narrowing_initializer_constant_valid_p): New
1305 (initializer_constant_valid_p): Call it.
1307 2008-09-04 Jeff Law <law@redhat.com>
1309 * fold-const.c (native_encode_real): Fix computation of WORDS.
1310 (native_interpret_real): Likewise.
1312 2008-09-04 Janis Johnson <janis187@us.ibm.com>
1314 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
1316 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1318 * ira-conflicts.c (process_regs_for_copy): Check insn to check
1319 that the cost is already taken into account in ira-costs.c
1321 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
1323 * ira-build.c (print_copy, print_copies, ira_debug_copy,
1324 ira_debug_copies): New.
1325 (ira_bulid): Call print_copies.
1327 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
1329 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
1332 * config/rs6000/rs6000.c (optimization_options): Remove check of
1333 flag_toplevel_order.
1335 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1337 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
1338 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
1339 second operand is a reg_imm10_operand.
1340 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
1341 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
1342 (*seq_<GPR:mode><GPR2:mode>): Rename to
1343 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
1345 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
1346 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
1348 (*sne_<GPR:mode><GPR2:mode>): Rename to
1349 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
1352 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1354 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
1355 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
1356 combining an arithmetic right shift by more than 31 and a
1357 trunction. Don't match for out-of-range shift amounts. Set
1358 attribute mode to <MODE>.
1359 (*lshr32_trunc<mode>): Name the pattern combining a logical right
1360 shift by 32 and and a truncation. Set attribute mode to <MODE>.
1361 (*<optab>_trunc<mode>_exts): New pattern for truncated right
1362 shifts by less than 32.
1363 (extv): Change predicate on first operand to accept registers.
1364 Change predicate of the other operands from immediate_operand to
1365 const_int_operand. Expand exts when source is a register.
1366 (extzv): Change predicate of the constant operands from
1367 immediate_operand to const_int_operand.
1368 (extzv<mode>): Change predicate of the constant operands from
1369 immediate_operand to const_int_operand and no constraint. Also
1371 (*extzv_trunc<mode>_exts): New pattern.
1373 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1375 * config/mips/mips.h (ISA_HAS_CINS): New macro.
1376 * config/mips/mips-protos.h (mask_low_and_shift_p,
1377 mask_low_and_shift_len): Declare.
1378 * config/mips/mips.c (mask_low_and_shift_p,
1379 mask_low_and_shift_len): New functions.
1380 (mips_print_operand): Handle new operand prefix "m".
1381 * config/mips/mips.md (*cins<mode>): New pattern.
1383 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1385 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
1386 optimizing for size.
1388 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1390 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
1391 regardless of epilogue_completed.
1393 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1396 * ira-lives.c (process_bb_node_lives): Check setjmp.
1398 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1401 * ira-build.c (form_loop_tree): Reverse BB walk.
1402 (create_bb_allocnos): Likewise.
1403 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
1404 (mark_reg_store): Rename to...
1405 (mark_ref_live): ...this and take a df_ref argument instead of
1406 note_stores arguments. Assert that we have a register.
1407 (mark_reg_clobber): Delete.
1408 (def_conflicts_with_inputs_p): New function.
1409 (mark_reg_conflicts): Delete.
1410 (mark_reg_death): Rename to...
1411 (mark_ref_dead): ...this and take a df_ref argument instead of
1412 a register. Assert that we have a register.
1413 (process_bb_node_lives): Hoist frequency calculation out of
1414 instruction walk. Convert from a forwards scan to a backwards scan.
1415 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
1416 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
1417 (create_allocno_live_ranges): Don't create regs_set.
1419 2008-09-04 Ian Lance Taylor <iant@google.com>
1421 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
1422 or REG_LABEL_TARGET.
1423 * calls.c (emit_library_call_value_1): Use MEM_P rather than
1424 comparing MODE with MEM.
1425 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
1426 comparing with GF_PREDICT_TAKEN.
1427 (gimple_get_lhs): Change code to enum gimple_code.
1428 (gimple_set_lhs): Likewise.
1429 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
1430 * omp-low.c (find_omp_clause): Change kind parameter to enum
1432 * tree-flow.h (find_omp_clause): Update declaration.
1433 * regrename.c (clear_dead_regs): Change kind parameter to enum
1435 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
1437 * see.c (see_get_extension_data): Change return type to enum
1438 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
1439 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
1440 (see_gen_normalized_extension): Change extension_code parameter to
1442 (see_seek_pre_extension_expr): Change extension_code to enum
1444 (see_merge_one_def_extension): Likewise.
1445 (see_handle_relevant_defs): Likewise.
1446 (see_handle_relevant_uses): Likewise.
1447 (see_analyze_one_def): Likewise.
1448 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
1449 GIMPLE_ASM rather than ASM_EXPR.
1450 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
1451 GIMPLE_RETURN rather than RETURN_EXPR.
1452 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
1453 (evaluate_stmt): Likewise.
1454 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
1455 to enum vect_relevant.
1456 (vect_mark_stmts_to_be_vectorized): Change assertion to not
1457 compare gimple codes with tree codes.
1459 2008-09-04 Paul Brook <paul@codesourcery.com>
1461 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
1463 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1465 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
1466 pointer check lost in the recent no-unit-at-a-time patch.
1468 2008-09-04 Jan Hubicka <jh@suse.cz>
1471 * tree-switch-conversion.c (check_final_bb): Accept only IP
1474 2008-09-04 Jan Hubicka <jh@suse.cz>
1476 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
1478 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
1479 using_ranges argument.
1480 (vrp_evaluate_conditional): Avoid bogus warning for type range.
1481 (vrp_visit_cond_stmt): Update call of
1482 vrp_evaluate_conditional_warnv_with_ops
1484 2008-09-04 Jan Hubicka <jh@suse.cz>
1486 PR tree-optimization/37345
1487 PR tree-optimization/37358
1488 PR tree-optimization/37357
1489 * tree.c (build_function_type_skip_args): Build distinct type copy;
1491 (build_function_decl_skip_args): Set type of new decl not orig decl;
1492 clear DECL_VINDEX for methods turned into functions.
1494 2008-09-04 Nick Clifton <nickc@redhat.com>
1496 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
1497 * configure: Regenerate.
1498 * config.in: Regenerate.
1499 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
1500 alignment field, if it is supported.
1502 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
1504 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
1507 2008-09-03 David Edelsohn <edelsohn@gnu.org>
1509 * config/rs6000/rs6000.c (processor_target_table): Do not
1510 enable VMX for POWER6.
1512 2008-09-03 Anton Blanchard <anton@samba.org>
1514 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
1515 emit memory barrier before operation.
1517 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
1520 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
1521 default_elf_asm_output_external.
1523 2008-09-03 Jeff Law <law@redhat.com>
1525 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
1527 2008-09-03 Richard Henderson <rth@redhat.com>
1529 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
1530 memory barrier to below the test-and-set.
1531 (alpha_split_lock_test_and_set_12): Likewise.
1533 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1537 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
1540 * ira-color.c (print_loop_title): Use all_allocnos.
1541 (color_pass): Ditto. Don't add border_allocnos. Check that
1542 subloop allocno in the correspdoning bitmap all_allocnos.
1544 * ira-emit.c (change_loop): Use all_allocnos.
1546 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
1548 (ira_create_allocno): Set up all_allocnos bit for the created
1550 (create_cap_allocno): Remove setting mentioned_allocnos.
1551 (create_insn_allocnos): Ditto.
1552 (remove_unnecessary_allocnos): Use all_allocnos.
1553 (check_allocno_creation): Check that allocnos are in the
1554 corresponding bitmap all_allocnos.
1556 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1560 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
1561 (process_regs_for_copy): Process subregs. Refine check when cost
1562 is taken into account in ira-costs.c.
1563 (process_reg_shuffles): Use REG_SUBREG_P.
1564 (add_insn_allocno_copies): Ditto. Ignore modes.
1566 * ira-color.c (conflict_allocno_vec): New.
1567 (COST_HOP_DIVISOR): New macro.
1568 (update_copy_costs_1): Use it.
1569 (update_conflict_hard_regno_costs): New function.
1570 (assign_hard_reg): Use it.
1571 (ira_color): Allocate and free conflict_allocno_vec.
1573 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1577 * ira-int.h (ira_sort_insn_chain): Remove.
1579 * ira.c (basic_block_order_nums, chain_insn_order,
1580 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
1581 (ira): Don't call ira_sort_insn_chain.
1583 * reload1.c (reload): Don't call ira_sort_insn_chain.
1585 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1588 * cgraphunit.c (update_call_expr): Remove eh regions from statements
1589 which become non throw.
1590 (cgraph_function_versioning): Also clear DECL_WEAK. Call
1591 update_call_expr after updating the flags on the decl.
1593 2008-09-03 Jan Hubicka <jh@suse.cz>
1595 PR tree-optimization/37315
1596 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
1597 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
1598 (cgraph_analyze_functions): Use node->analyzed
1599 (cgraph_mark_functions_to_output): Likewise.
1600 (cgraph_expand_function): All functions can be released after
1602 (cgraph_optimize): Use gimple_has_body_p.
1603 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
1604 (cgraph_decide_inlining_incrementally): Likewise.
1605 (inline_transform): Inline transform.
1606 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
1608 (inlinable_function_p): Drop gimple_body check.
1609 (expand_call_inline): Use gimple_has_body_p.
1610 * gimple.c (gimple_has_body_p): New.
1611 * gimple.h (gimple_has_body_p): Add prototype.
1612 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
1613 (dump_function_to_file): Use gimple_has_body_p check.
1615 2008-09-03 Jakub Jelinek <jakub@redhat.com>
1618 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
1620 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
1622 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1624 From Michael Frysinger <michael.frysinger@analog.com>
1625 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
1626 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
1629 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
1632 * doc/extend.texi: Document picoChip builtin functions.
1633 * doc/invoke.texi: Document picoChip options.
1634 * doc/contrib.texi: Add picoChip contribution.
1635 * doc/md.texi: Document picoChip constraints.
1636 * config.gcc: Add picochip-*-*.
1637 * config/picochip/: Add new port.
1639 2008-09-03 Richard Guenther <rguenther@suse.de>
1641 PR tree-optimization/37328
1642 * tree-sra.c (sra_build_assignment): Gimplify properly.
1643 (generate_copy_inout): Take the correct stmt as definition,
1644 remove bogus assert.
1646 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1648 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
1651 From Michael Frysinger <michael.frysinger@analog.com>
1652 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
1654 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
1656 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
1657 (__gthread_setspecific): Revert 2008-08-31 change to
1658 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
1660 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
1662 * diagnostic.c (error_at): New.
1663 * toplev.h (error_at): New prototype.
1664 * c-typeck.c (build_array_ref): Call error_at instead of error.
1665 Pass location to pedwarn.
1667 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
1669 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
1671 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1673 * dwarf2out.c (tree_add_const_value_attribute): Only handle
1674 VAR_DECL and CONST_DECL.
1676 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1677 Jakub Jelinek <jakub@redhat.com>
1679 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
1680 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
1681 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
1682 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
1683 Don't set ix86_save_varrargs_registers.
1684 (ix86_setup_incoming_varargs): Assume cum != NULL.
1685 (ix86_va_start): Check ix86_varargs_gpr_size and
1686 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
1687 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
1688 from frame pointer if ix86_varargs_gpr_size == 0.
1689 (ix86_compute_frame_layout): Updated.
1690 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
1691 (ix86_varargs_gpr_size): Define.
1692 (ix86_varargs_fpr_size): Likewise.
1693 (machine_function): Remove save_varrargs_registers.
1694 Add varargs_gpr_size and varargs_fpr_size.
1696 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1698 * config/alpha/alpha.c (va_list_skip_additions,
1699 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
1700 (alpha_gimplify_va_arg): Call unshare_expr on second use of
1703 PR tree-optimization/36766
1704 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
1705 for already removed basic blocks.
1708 * real.c (real_maxval): Clear a lower bit to make real_maxval
1709 match get_max_float for IBM long double format.
1711 2008-09-02 Andreas Schwab <schwab@suse.de>
1713 * configure.ac: Use m4_quote to quote the expansion of m4_do.
1714 * configure: Regenerate.
1716 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
1718 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
1719 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
1720 checking for a non-VOID CONSTANT_P.
1722 2008-09-02 Jan Hubicka <jh@suse.cz>
1724 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
1725 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
1728 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1730 * expr.c (emit_group_store): Don't assert stack temp mode size.
1732 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
1733 Tobias Grosser <grosser@fim.uni-passau.de>
1734 Jan Sjodin <jan.sjodin@amd.com>
1735 Harsha Jagasia <harsha.jagasia@amd.com>
1736 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1737 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1738 Adrien Eliche <aeliche@isty.uvsq.fr>
1740 Merge from graphite branch.
1743 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
1744 * doc/invoke.texi (-floop-block, -floop-interchange,
1745 -floop-strip-mine): Document new flags.
1746 * tree-into-ssa.c (gimple_vec): Moved...
1747 * tree-loop-distribution.c (rdg_component): Moved...
1748 * cfgloopmanip.c: Include tree-flow.h.
1749 (update_dominators_in_loop): New.
1750 (create_empty_if_region_on_edge): New.
1751 (create_empty_loop_on_edge): New.
1752 (loopify): Use update_dominators_in_loop.
1753 * tree-pass.h (pass_graphite_transforms): Declared.
1754 * configure: Regenerate.
1755 * tree-phinodes.c (make_phi_node): Export.
1756 (add_phi_node_to_bb): New, split from create_phi_node.
1757 * tree-chrec.c (for_each_scev_op): New.
1758 * tree-chrec.h (for_each_scev_op): Declared.
1759 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
1760 (remove_statement): Call get_phi_with_result.
1761 * config.in (HAVE_cloog): Undef.
1762 * gdbinit.in (pgg): New.
1763 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
1764 * tree-ssa-loop.c (graphite_transforms): New.
1765 (gate_graphite_transforms): New.
1766 (pass_graphite_transforms): New.
1767 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
1768 HAVE_cloog): Defined.
1769 * tree-vectorizer.c (rename_variables_in_bb): Export.
1770 * tree-data-ref.c (dr_may_alias_p): Export.
1771 (stmt_simple_memref_p): New.
1772 (find_data_references_in_stmt): Export.
1773 (find_data_references_in_loop): Export.
1774 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
1775 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
1776 (create_rdg_vertices): Export.
1777 (build_empty_rdg): New.
1778 (build_rdg): Call build_empty_rdg. Free dependence_relations.
1779 * tree-data-ref.h (rdg_component): ... here.
1781 (struct data_reference): Add a field scop.
1783 (find_data_references_in_loop): Declared.
1784 (find_data_references_in_stmt): Declared.
1785 (create_rdg_vertices): Declared.
1786 (dr_may_alias_p): Declared.
1787 (stmt_simple_memref_p): Declared.
1788 (struct rdg_edge): Add a field ddr_p relation.
1789 (build_empty_rdg): Declared.
1790 * lambda.h (lambda_matrix): Declare a VEC of.
1791 (find_induction_var_from_exit_cond): Declared.
1792 (lambda_vector_compare): New.
1793 * common.opt (fgraphite, floop-strip-mine,
1794 floop-interchange, floop-block): New flags.
1795 * lambda-code.c (find_induction_var_from_exit_cond): Export.
1796 * cfgloop.c (is_loop_exit): New.
1797 * cfgloop.h (is_loop_exit): Declared.
1798 (create_empty_if_region_on_edge): Declared.
1799 (create_empty_loop_on_edge): Declared.
1800 * tree-flow.h (add_phi_node_to_bb): Declared.
1801 (make_phi_node): Declared.
1802 (rename_variables_in_bb): Declared.
1803 (perfect_loop_nest_depth): Declared.
1804 (graphite_transform_loops): Declared.
1805 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
1806 (graphite.o-warn): Add -Wno-error.
1807 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
1808 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
1809 (INCLUDES): Add PPLINC, CLOOGINC.
1810 (OBJS-common): Add graphite.o.
1811 (graphite.o): Add rule.
1812 * gimple.h (gimple_vec): ... here.
1813 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
1814 * passes.c (init_optimization_passes): Schedule
1815 pass_graphite_transforms.
1817 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
1820 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
1821 and -fno-toplevel-reorder after handle_options.
1823 2008-09-02 Paul Brook <paul@codesourcery.com>
1825 * config/arm/arm.c (arm_tune_cortex_a9): Define.
1826 (arm_override_options): Set arm_tune_cortex_a9.
1827 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
1828 (arm_issue_rate): Handle cortexa9.
1829 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
1830 * config/arm/arm-cores.def: Add cortex-a9.
1831 * config/arm/arm-tune.md: Regenerate.
1832 * config/arm/arm.md: Include cortex-a9.md.
1833 (generic_sched, generic_vfp): Add cortexa9.
1834 * config/arm/cortex-a9.md: New file.
1836 2008-09-02 Richard Guenther <rguenther@suse.de>
1838 PR tree-optimization/37327
1839 * tree-vrp.c (register_new_assert_for): Make sure to not have
1840 TREE_OVERFLOW set on the bound.
1842 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
1844 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
1846 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
1847 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
1850 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
1852 * gcc/config/spu/spu.md (divdf3): Removed.
1854 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1856 PR tree-optimization/37095
1857 * cgraph.c (cgraph_node): When creating new cgraph node after
1858 assembler_name_hash has been populated, record it in the hash
1861 2008-09-01 Paul Brook <paul@codesourcery.com>
1863 * doc/invoke.texi: Document -mword-relocations.
1864 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1865 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1866 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1867 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
1868 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
1869 (arm_emit_movpair): New function.
1870 (arm_print_operand <c>): Handle sybolic addresses.
1871 * config/arm/arm.h (TARGET_USE_MOVT): Define.
1872 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1873 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
1874 * config/arm/arm.opt: Add -mword-relocations.
1875 * config/arm/arm.md (movsi): Use arm_emit_movpair.
1876 (arm_movt, arm_movw): New.
1878 2008-09-01 Paul Brook <paul@codesourcery.com>
1880 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
1881 Allow Interworking on ARMv4 EABI based targets.
1882 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
1883 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
1885 2008-09-01 Paul Brook <paul@codesourcery.com>
1887 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
1888 optimized LT0 test. Remove optimization for GT.
1890 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1892 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
1893 openmp applications.
1894 * pa-hpux11.h (LIB_SPEC): Likewise.
1896 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
1899 2008-09-01 Jan Hubicka <jh@suse.cz>
1901 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
1902 present, use only counts; when guessed use only frequencies.
1903 (estimate_bb_frequencies): Use function_frequency.
1904 * profile.c (compute_branch_probabilities): Exit early when
1905 profile reading failed. Set profile_status.
1906 (branch_prob): Do not set profile_status.
1908 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
1910 * tree.c (protected_set_expr_location): New.
1911 * tree.h (protected_set_expr_location): New prototype.
1912 * c-tree.h (build_array_ref): Add argument.
1913 (parser_build_unary_op): Same.
1914 * c-typeck.c (build_indirect_ref): Handle new location argument.
1915 (build_array_ref): Same.
1916 (parser_build_unary_op): Same.
1917 * gimplify.c (gimplify_asm_expr): Set input_location before calling
1919 * c-omp.c (c_finish_omp_atomic): Pass location when calling
1921 * c-common.c (finish_label_address_expr): Handle new location argument.
1922 * c-common.h (build_indirect_ref): Add argument.
1923 (finish_label_address_expr): Same.
1924 * c-parser.c (c_parser_unary_expression): Pass location to build
1926 (c_parser_postfix_expression): Same.
1928 2008-09-01 Paul Brook <paul@codesourcery.com>
1930 * config/arm/arm.md: Include cortex-r4f.md.
1931 (attr fpu): Update type list.
1932 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
1933 fconstd, fcmps and fcmpd.
1934 (attr tune_cortexr4): Define.
1935 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
1936 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
1937 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
1938 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
1939 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
1940 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
1941 cortex_a8_vfp_farith: Ditto.
1942 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
1943 * config/arm/cortex-r4.md: Use tune_cortexr4.
1944 * config/arm/cortex-r4f.md: New file.
1946 2008-09-01 Richard Guenther <rguenther@suse.de>
1948 PR tree-optimization/37305
1949 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
1950 the result of constant conversions.
1951 (fold_gimple_assign): Likewise.
1953 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1955 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
1956 #ifdef ENABLE_CHECKING.
1958 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1960 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
1961 * sched-int.h (print_insn, print_pattern, print_value): Declare also
1962 when !INSN_SCHEDULING.
1964 2008-09-01 Andreas Schwab <schwab@suse.de>
1966 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
1968 2008-09-01 Paul Brook <paul@codesourcery.com>
1970 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
1972 2008-09-01 Jan Hubicka <jh@suse.cz>
1974 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
1976 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
1978 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
1979 * gimplify.c (gimplify_init_constructor): Add speed operand.
1980 * tree-sra.c (decide_block_copy): Likewise.
1981 * tree-inline.c (estimate_move_cost): Likewise.
1982 * config/alpha/alpha.h (MOVE_RATIO): Update.
1983 * config/frv/frv.c (MOVE_RATIO): Update.
1984 * config/spu/spu.h (MOVE_RATIO): Update.
1985 * config/sparc/sparc.h (MOVE_RATIO): Update.
1986 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
1987 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
1988 * config/cris/cris.h (MOVE_RATIO): Update.
1989 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
1990 * config/arm/arm.h (MOVE_RATIO): Update.
1991 * config/pa/pa.md: Update uses of MOVE_RATIO
1992 * config/pa/pa.h (MOVE_RATIO): Update.
1993 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
1994 CLEAR_RATIO, SET_RATIO): Update.
1995 * config/h8300/h8300.h (MOVE_RATIO): Update.
1996 * config/v850/v850.h (MOVE_RATIO): Update.
1997 * config/bfin/bfin.h (MOVE_RATIO): Update.
1999 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2000 Dmitry Melnik <dm@ispras.ru>
2001 Dmitry Zhurikhin <zhur@ispras.ru>
2002 Alexander Monakov <amonakov@ispras.ru>
2003 Maxim Kuvyrkov <maxim@codesourcery.com>
2005 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2006 sel-sched-dump.c, sel-sched-ir.c: New files.
2007 * Makefile.in (OBJS-common): Add selective scheduling object files.
2008 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2009 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2010 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2011 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2012 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2013 (make_forwarder_block): Update loop latch if we have redirected
2014 the loop latch edge.
2015 * cfgloop.c (get_loop_body_in_custom_order): New function.
2016 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2017 (CP_FALLTHRU_PREHEADERS): Likewise.
2018 (get_loop_body_in_custom_order): Declare.
2019 * cfgloopmanip.c (has_preds_from_loop): New.
2020 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2021 Assert that the preheader edge will be fall thru when it is set.
2022 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2023 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2024 fsel-sched-substitution, fselective-scheduling): New flags.
2025 * cse.c (hash_rtx_cb): New.
2027 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2028 sel_sched_insn_cnt): New counters.
2029 * final.c (compute_alignments): Export. Free dominance
2030 info after loop_optimizer_finalize.
2031 * genattr.c (main): Output maximal_insn_latency prototype.
2032 * genautomata.c (output_default_latencies): New.
2033 Factor its code from ...
2034 (output_internal_insn_latency_func): ... here.
2035 (output_internal_maximal_insn_latency_func): New.
2036 (output_maximal_insn_latency_func): New.
2037 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2038 (struct hard_reg_set_iterator): New.
2039 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2040 hard_reg_set_iter_next): New functions.
2041 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2042 * lists.c (remove_free_INSN_LIST_node,
2043 remove_free_EXPR_LIST_node): New functions.
2044 * loop-init.c (loop_optimizer_init): When
2045 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2046 calling create_preheaders.
2047 (loop_optimizer_finalize): Do not verify flow info after reload.
2048 * recog.c (validate_replace_rtx_1): New parameter simplify.
2049 Default it to true. Update all uses. Factor out simplifying
2051 (simplify_while_replacing): ... this new function.
2052 (validate_replace_rtx_part,
2053 validate_replace_rtx_part_nosimplify): New.
2054 * recog.h (validate_replace_rtx_part,
2055 validate_replace_rtx_part_nosimplify): Declare.
2056 * rtl.c (rtx_equal_p_cb): New.
2057 (rtx_equal_p): Use it.
2058 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2059 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2060 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2061 * vecprim.h: Add a vector type for unsigned int.
2062 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2063 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2064 ready_try, cycle_issued_insns, spec_info): Make global.
2065 (readyp): Initialize.
2066 (dfa_lookahead): New global variable.
2067 (old_max_uid, old_last_basic_block): Remove.
2068 (h_i_d): Make it a vector.
2069 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2071 (after_recovery, adding_bb_to_current_region_p):
2072 New variables to handle correct insertion of the recovery code.
2073 (struct ready_list): Move declaration to sched-int.h.
2074 (rgn_n_insns): Removed.
2075 (rtx_vec_t): Move to sched-int.h.
2076 (find_insn_reg_weight): Remove.
2077 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2078 (haifa_init_h_i_d, haifa_finish_h_i_d):
2079 New functions to initialize / finalize haifa instruction data.
2080 (extend_h_i_d, init_h_i_d): Rewrite.
2081 (unlink_other_notes): Move logic to add_to_note_list. Handle
2082 selective scheduler.
2083 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2084 find_fallthru_edge): Make global, remove static prototypes.
2085 (max_issue): Make global. Add privileged_n and state parameters. Use
2087 (extend_global, extend_all): Removed.
2088 (init_before_recovery): Add new param. Fix the handling of the case
2089 when we insert a recovery code before the EXIT which has a predecessor
2090 with a fallthrough edge to it.
2091 (create_recovery_block): Make global. Rename to
2092 sched_create_recovery_block. Update.
2093 (change_pattern): Rename to sched_change_pattern. Make global.
2094 (speculate_insn): Rename to sched_speculate_insn. Make global.
2095 Split haifa-specific functionality into ...
2096 (haifa_change_pattern): New static function.
2097 (sched_extend_bb): New static function.
2098 (sched_init_bbs): New function.
2099 (current_sched_info): Change type to struct haifa_sched_info.
2100 (insn_cost): Adjust for selective scheduling.
2101 (dep_cost_1): New function. Move logic from ...
2102 (dep_cost): ... here.
2103 (dep_cost): Use dep_cost_1.
2104 (contributes_to_priority_p): Use sched_deps_info instead of
2106 (priority): Adjust to work with selective scheduling. Process the
2107 corner case when all dependencies don't contribute to priority.
2108 (rank_for_schedule): Use ds_weak instead of dep_weak.
2109 (advance_state): New function. Move logic from ...
2110 (advance_one_cycle): ... here.
2111 (add_to_note_list, concat_note_lists): New functions.
2112 (rm_other_notes): Make static. Adjust for selective scheduling.
2113 (remove_notes, restore_other_notes): New functions.
2114 (move_insn): Add two arguments. Update assert. Don't call
2116 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2117 Remove more_issue, max_points. Move the code to initialize
2118 max_lookahead_tries to max_issue.
2119 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2120 ready. Adjust use of move_insn. Call restore_other_notes.
2122 (sched_init, sched_finish): Move Haifa-specific initialization/
2124 (haifa_sched_init, haifa_sched_finish): ... respectively.
2126 (setup_sched_dump): New function.
2127 (haifa_init_only_bb): New static function.
2128 (haifa_speculate_insn): New static function.
2129 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2130 (extend_ready, extend_all): Remove.
2131 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2132 (create_check_block_twin, add_to_speculative_block): Use
2133 haifa_insns_init instead of extend_global. Update to use new
2134 initialization functions. Change parameter. Factor out code from
2135 create_check_block_twin to ...
2136 (sched_create_recovery_edges) ... this new function.
2137 (add_block): Remove.
2138 (sched_scan_info): New.
2139 (extend_bb): Use sched_scan_info.
2140 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2141 static functions for walking through scheduling region.
2142 (sched_luids): New vector variable to replace uid_to_luid.
2143 (luids_extend_insn): New function.
2144 (sched_max_luid): New variable.
2145 (luids_init_insn): New function.
2146 (sched_init_luids, sched_finish_luids): New functions.
2147 (insn_luid): New debug function.
2148 (sched_extend_target): New function.
2149 (haifa_init_insn): New static function.
2150 (sched_init_only_bb): New hook.
2151 (sched_split_block): New hook.
2152 (sched_split_block_1): New function.
2153 (sched_create_empty_bb): New hook.
2154 (sched_create_empty_bb_1): New function.
2155 (common_sched_info, ready): New global variables.
2156 (current_sched_info_var): Remove.
2157 (move_block_after_check): Use common_sched_info.
2158 (haifa_luid_for_non_insn): New static function.
2159 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
2160 (increase_insn_priority): New.
2161 * modulo-sched.c: (issue_rate): Remove static declaration.
2162 (sms_sched_info): Change type to haifa_sched_info.
2163 (sms_sched_deps_info, sms_common_sched_info): New variables.
2164 (setup_sched_infos): New.
2165 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2166 Do not call regstat_free_calls_crossed.
2167 (sms_print_insn): Use const_rtx.
2168 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2169 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2170 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2171 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2172 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2173 current_sched_info to use it.
2174 (enum reg_pending_barrier_mode): Move to sched-int.h.
2175 (h_d_i_d): New variable. Initialize to NULL.
2176 ({true, output, anti, spec, forward}_dependency_cache): Initialize
2178 (estimate_dep_weak): Remove static declaration.
2179 (sched_has_condition_p): New function. Adjust users of
2180 sched_get_condition to use it instead.
2181 (conditions_mutex_p): Add arguments indicating which conditions are
2183 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
2184 argument to indicate whether returned condition is reversed. Do not
2185 generate new rtx when condition should be reversed; indicate it by
2186 setting new argument instead.
2187 (add_dependence_list_and_free): Add deps parameter.
2188 Update all users. Do not free dependence list when
2189 deps context is readonly.
2190 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
2192 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
2193 (remove_from_deps): New. Use the above functions.
2194 (cur_insn, can_start_lhs_rhs_p): New static variables.
2195 (add_or_update_back_dep_1): Initialize present_dep_type.
2196 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
2197 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
2198 haifa_note_dep): New functions implementing dependence hooks for
2199 the Haifa scheduler.
2200 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
2201 note_dep): New functions.
2202 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
2204 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
2205 (free_deps): Initialize deps->reg_last.
2206 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
2207 sched_analyze_insn): Update to use dependency hooks infrastructure
2208 and readonly contexts.
2209 (deps_analyze_insn): New function. Move part of logic from ...
2210 (sched_analyze): ... here. Also move some logic to ...
2211 (deps_start_bb): ... here. New function.
2212 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
2214 (sched_deps_init): New function. Move code from ...
2215 (init_dependency_caches): ... here. Remove.
2216 (init_deps_data_vector): New.
2217 (sched_deps_finish): New function. Move code from ...
2218 (free_dependency_caches): ... here. Remove.
2219 (init_deps_global, finish_deps_global): Adjust for use with
2220 selective scheduling.
2221 (get_dep_weak): Move logic to ...
2222 (get_dep_weak_1): New function.
2223 (ds_merge): Move logic to ...
2224 (ds_merge_1): New static function.
2225 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
2226 (ds_get_max_dep_weak): New function.
2227 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
2228 (n_insns): Rename to rgn_n_insns.
2229 (debug_ebb_dependencies): New function.
2230 (init_ready_list): Use it.
2231 (begin_schedule_ready): Use sched_init_only_bb.
2232 (ebb_print_insn): Indicate when an insn starts a new cycle.
2233 (contributes_to_priority, compute_jump_reg_dependencies,
2234 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
2235 (add_block1): Remove to ebb_add_block.
2236 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
2237 (schedule_ebb): Initialize them. Use remove_notes instead of
2238 rm_other_notes. Use haifa_local_init/finish.
2239 (schedule_ebbs): Use haifa_sched_init/finish.
2240 * sched-int.h: Include vecprim.h, remove rtl.h.
2241 (struct ready_list): Delete declaration.
2242 (sched_verbose_param, enum sched_pass_id_t,
2243 bb_vec_t, insn_vec_t, rtx_vec_t): New.
2244 (struct sched_scan_info_def): New structure.
2245 (sched_scan_info, sched_scan, sched_init_bbs,
2246 sched_init_luids, sched_finish_luids, sched_extend_target,
2247 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
2248 (struct common_sched_info_def): New.
2249 (common_sched_info, haifa_common_sched_info,
2250 sched_emulate_haifa_p): Declare.
2252 (sched_luids): Declare.
2253 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
2254 (sched_max_luid, insn_luid): Declare.
2255 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
2256 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
2257 print_insn, print_pattern, print_value, haifa_classify_insn,
2258 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
2259 setup_sched_dump, sched_init, sched_finish,
2260 sel_insn_is_speculation_check): Export.
2261 (struct ready_list): Move from haifa-sched.c.
2262 (ready_try, ready, max_issue): Export.
2263 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
2264 sched_init_only_bb, sched_split_block, sched_split_block_1,
2265 sched_create_empty_bb, sched_create_empty_bb_1,
2266 sched_create_recovery_block, sched_create_recovery_edges): Export.
2267 (enum reg_pending_barrier_mode): Export.
2268 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
2270 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
2271 print_insn field. Move add_block and fix_recovery_cfg to
2272 common_sched_info_def. Move compute_jump_reg_dependencies,
2274 (struct sched_deps_info_def): ... this new structure.
2275 (sched_deps_info): Declare.
2276 (struct spec_info_def): Remove weakness_cutoff, add
2277 data_weakness_cutoff and control_weakness_cutoff.
2278 (spec_info): Declare.
2279 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
2281 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
2282 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
2283 (current_sched_info): Change type to struct haifa_sched_info.
2284 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
2285 (h_d_i_d): New variable.
2286 (HDID): New accessor macro.
2287 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
2288 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
2290 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
2291 (enum SCHED_FLAGS): Update for selective scheduler.
2292 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
2293 (init_dependency_caches, free_dependency_caches): Delete declarations.
2294 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
2295 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
2296 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
2297 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
2298 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
2300 (rm_other_notes): Delete declaration.
2301 (schedule_block): Remove one argument.
2302 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
2303 ready_element, ready_lastpos, sched_extend_ready_list,
2304 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
2305 concat_note_lists): Export.
2306 (struct region): Move from sched-rgn.h.
2307 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2308 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2309 BLOCK_TO_BB, CONTAINING_RGN): Export.
2310 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
2311 (current_nr_blocks, current_blocks, target_bb): Likewise.
2312 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
2313 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
2314 sched_rgn_local_init, extend_regions,
2315 rgn_make_new_region_out_of_new_block, compute_priorities,
2316 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
2317 extend_rgns, deps_join rgn_setup_common_sched_info,
2318 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
2319 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
2320 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
2321 increase_insn_priority): Likewise.
2322 * sched-rgn.c: Include sel-sched.h.
2323 (ref_counts): New static variable. Use it ...
2324 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
2325 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
2326 (sched_is_disabled_for_current_region_p): Delete static declaration.
2327 (struct region): Move to sched-int.h.
2328 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2329 ebb_head): Define and initialize.
2330 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2331 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
2332 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
2334 (find_single_block_region): Add new argument to indicate that EBB
2335 regions should be constructed.
2336 (debug_live): Delete declaration.
2337 (current_nr_blocks, current_blocks, target_bb):
2338 Remove static qualifiers.
2339 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
2341 (init_regions): Delete declaration.
2342 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
2343 rgn_estimate_number_of_insns): New.
2344 (too_large): Use estimate_number_of_insns.
2345 (haifa_find_rgns): New. Move the code from ...
2346 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
2347 (free_trg_info): New.
2348 (compute_trg_info): Allocate candidate tables here instead of ...
2349 (init_ready_list): ... here.
2350 (rgn_print_insn): Use const_rtx.
2351 (contributes_to_priority, extend_regions): Delete static declaration.
2352 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
2353 (add_block1): Rename to rgn_add_block.
2354 (debug_rgn_dependencies): Delete static qualifier.
2355 (new_ready): Use sched_deps_info. Simplify.
2356 (rgn_common_sched_info, rgn_const_sched_deps_info,
2357 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
2359 (region_sched_info): Rename to rgn_const_sched_info.
2360 (deps_join): New, extracted from ...
2361 (propagate_deps): ... here.
2362 (compute_block_dependences, debug_dependencies): Update for selective
2364 (free_rgn_deps, compute_priorities): New functions.
2365 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
2366 sched_rgn_compute_dependencies): New functions.
2367 (schedule_region): Use them.
2368 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
2369 rgn_setup_common_sched_info, rgn_setup_sched_infos):
2371 (schedule_insns): Call new functions that were split out.
2372 (rgn_make_new_region_out_of_new_block): New.
2373 (get_rgn_sched_max_insns_priority): New.
2374 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
2375 scheduling when appropriate.
2376 * sched-vis.c: Include insn-attr.h.
2377 (print_value, print_pattern): Make global.
2378 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
2379 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
2380 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2381 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2382 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
2383 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
2384 hooks. Initialize them to 0.
2385 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2386 * target.h (struct gcc_target): Add them. Rename gen_check field to
2388 * flags.h (sel_sched_switch_set): Declare.
2389 * opts.c (sel_sched_switch_set): New variable.
2390 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
2391 pipelining is disabled from command line.
2392 (common_handle_option): Record whether selective scheduling is
2393 requested from command line.
2394 * doc/invoke.texi: Document new flags and parameters.
2395 * doc/tm.texi: Document new target hooks.
2396 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
2398 (dfa_state_size): Do not declare locally.
2399 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
2400 * config/rs6000/rs6000.c (rs6000_init_sched_context,
2401 rs6000_alloc_sched_context, rs6000_set_sched_context,
2402 rs6000_free_sched_context): New functions.
2403 (struct _rs6000_sched_context): New.
2404 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
2406 (rs6000_sched_finish): Do not run for selective scheduling.
2408 2008-08-31 Jan Hubicka <jh@suse.cz>
2410 * frv.c (frv_rtx_costs): Update forward declaration.
2411 * spu.c (spu_rtx_costs): Likewise.
2412 * pdp11.c: Include df.h
2413 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
2414 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
2415 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
2416 * iq2000.c (iq2000_address_cost): Add speed argument.
2417 (iq2000_rtx_costs): Likewise.
2418 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
2419 update call of mn10300_address_cost.
2420 * mcore.c: Include df.h
2421 (mcore_rtx_costs): Update prototype.
2422 * score3.c: Include df.h
2423 (score3_rtx_costs): Remove speed argument.
2424 * score7.c: Include df.h
2425 (score7_address_cost): Remove speed argument.
2426 * score-protos.h (score_address_cost): Update prototype.
2427 * score.c: Include df.h
2428 (score_rtx_costs): Update call of costs functions.
2429 * v850.c (v850_rtx_costs): Add bool argument.
2431 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
2433 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
2435 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2437 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
2438 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
2440 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2442 * mkmap-flat.awk: Add option pe_dll.
2443 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
2444 * config/i386/t-cygwin (SHLIB_LC): Add.
2445 * config/i386/t-mingw32 (SHLIB_LC): Add.
2446 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
2447 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
2448 (LINK_SPEC): Support libgcc_s.
2449 (LIBGCC_SPEC): Support libgcc_s.
2450 (LIBGCC_SONAME): New.
2452 2008-08-31 Jan Hubicka <jh@suse.cz>
2454 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
2455 mistakely had old version of patch.
2457 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
2458 (ipcp_estimate_growth): New.
2459 (ipcp_insert_stage): Use ipcp_estimate_growth.
2460 * profile.c (branch_prob): When reading failed, do not consider
2463 2008-08-31 Jan Hubicka <jh@suse.cz>
2465 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
2466 loop is optimized for speed.
2468 2008-08-31 Richard Guenther <rguenther@suse.de>
2471 * fold-const.c (fold_binary): Retain conversions in folding
2474 2008-08-31 Jan Hubicka <jh@suse.cz>
2476 * postreload-gcse.c (eliminate_partially_redundant_loads):
2477 Use optimize_bb_for_size_p.
2478 * predict.c (maybe_hot_frequency_p): Make inline.
2479 (maybe_hot_count_p): Break out from ...
2480 (maybe_hot_bb_p): ... this one.
2481 (maybe_hot_edge_p): Simplify.
2482 * basic-block.h (probably_cold_bb_p): Remove.
2484 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2487 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
2489 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
2490 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
2491 Also split V4SFmode.
2492 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
2495 2008-08-31 Jan Hubicka <jh@suse.cz>
2497 * predict.c (PROB_VERY_LIKELY): Make small enough so things
2499 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
2501 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2504 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
2507 * dwarf2out.c (native_encode_initializer): Subtract min_index for
2508 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2510 2008-08-31 Jan Hubicka <jh@suse.cz>
2512 * sparc.h (BRANCH_COST): Fix macro definition.
2513 * avr.c (avr_operand_rtx_cost): Add speed argument.
2514 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
2516 2008-08-31 Richard Guenther <rguenther@suse.de>
2518 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
2519 types instead of operands. Re-instantiate verifying of
2520 binary expression operands.
2522 2008-08-30 Jan Hubicka <jh@suse.cz>
2524 * fwprop.c (should_replace_address): Add speed attribute.
2525 (PR_OPTIMIZE_FOR_SPEED): New flag.
2526 (propagate_rtx_1): Use it.
2527 (propagate_rtx): Set it.
2528 (try_fwprop_subst): Update call of rtx_costs.
2529 (forward_propagate_and_simplify): LIkewise.
2530 * hooks.c (hook_int_rtx_bool_0): New
2531 (hook_bool_rtx_int_int_intp_false): Replace by ...
2532 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2533 * hooks.h (hook_int_rtx_bool_0): New
2534 (hook_bool_rtx_int_int_intp_false): Replace by ...
2535 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2536 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
2537 (prepare_cmp_insn): UPdate call of rtx_cost.
2538 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
2539 (reload_cse_simplify_operands): Update call of rtx_cost.
2540 (reload_cse_move2add): call of rtx_cost.
2541 * target.h (struct gcc_target): Update rtx_costs and address_costs.
2542 * rtlanal.c (rtx_cost): Add speed argument.
2543 (address_cost): Add speed argument
2544 (default_address_cost): Likewise.
2545 (insn_rtx_cost): Likewise.
2546 * cfgloopanal.c (seq_cost): Add speed argument.
2547 (target_reg_cost, target_spill_cost): Turn to array.
2548 (init_set_costs): Update for speed.
2549 (estimate_reg_pressure_cost): Add speed argument.
2550 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
2551 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
2552 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
2553 (seq_cost): Add speed argument.
2554 (computation_cost): Add speed arugment.
2555 (add_cost, multiply_by_const, get_address_cost): add speed argument.
2556 (force_expr_to_var_cost): Update for profile info.
2557 (force_var_cost): Likewise.
2558 (split_address_cost): Likewise.
2559 (ptr_difference_cost): Likewise.
2560 (difference_cost): Likewise.
2561 (get_computation_cost_at): Likewise.
2562 (determine_iv_cost): Likewise.
2563 (ivopts_global_cost_for_size): Likewise.
2564 (rewrite_use_address): Likewise.
2565 (tree_ssa_iv_optimize_loop): Initialize speed field.
2566 * cse.c (optimize_this_for_speed_p): New static var.
2567 (notreg_cost): Update call of rtx_cost.
2568 (cse_extended_basic_block): set optimize_this_for_speed_p.
2569 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
2570 (noce_try_cmove_arith): Likewise.
2571 (noce_try_sign_mask): LIkewise.
2572 * expr.c (compress_float_constant): Update rtx_cost calls.
2573 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
2575 (addr_to_parts): Likewise.
2576 (create_mem_ref): Likewise.
2577 * dse.c (find_shift_sequence): Add speed argument.
2578 (replace_read): Update call.
2579 * calls.c (precompute_register_parameters): Update call of rtx_cost.
2580 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
2581 * neg_cost, shift_cost, shiftadd_cost,
2582 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
2583 mul_highpart_cost): Increase dimension.
2584 (init_expmed): Initialize for both size and speed.
2585 (expand_shift): Use profile.
2586 (synth_mult): Use profile.
2587 (choose_mult_variant): Use profile.
2588 (expand_mult): Use profile.
2589 (expand_mult_highpart_optab): Use profile.
2590 (expand_mult_highpart): Use profile.
2591 (expand_smod_pow2): Use profile.
2592 (expand_divmod): Use profile.
2593 * simplify-rtx.c (simplify_binary_operation_1): Update call of
2595 * loop-invariant.c (create_new_invariant): Use profile.
2596 (gain_for_invariant): Add speed parameter.
2597 (best_gain_for_invariant): Likewise.
2598 (find_invariants_to_move): Likewise.
2599 (move_single_loop_invariants): Set it.
2600 * target-def.h (TARGET_RTX_COSTS): Use hook.
2601 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
2602 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2603 * output.h (default_address_cost): Update prototype.
2604 * combine.c (optimize_this_for_speed_p): New static var.
2605 (combine_validate_cost): Update call of rtx_cost.
2606 (combine_instructions): Set optimize_this_for_speed_p.
2607 (expand_compound_operation): Update call of rtx_cost.
2608 (make_extraction):Update call of rtx_cost.
2609 (force_to_mode):Update call of rtx_cost.
2610 (distribute_and_simplify_rtx):Update call of rtx_cost.
2611 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
2612 (estimate_reg_pressure_cost): Update prototype.
2613 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
2614 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
2616 * config/alpha/alpha.c (alpha_rtx_costs): Update.
2617 (alpha_rtx_costs): Update.
2618 * config/frv/frv.c (frv_rtx_costs): Update.
2619 * config/s390/s390.c (s390_rtx_costs): Update.
2620 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
2621 (m32c_rtx_costs): Update.
2622 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
2623 (spu_rtx_costs): Update.
2624 * config/sparc/sparc.c (sparc_rtx_costs): Update.
2625 * config/m32r/m32r.c (m32r_rtx_costs): Update.
2626 * config/i386/i386.c (:ix86_address_cost): Update.
2627 (ix86_rtx_costs): Update.
2628 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
2629 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
2630 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
2631 * config/crx/crx.c (crx_address_cost): Update.
2632 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
2633 * config/stormy16/stormy16.c
2634 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
2635 * config/m68hc11/m68hc11.c
2636 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
2637 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
2638 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
2640 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
2642 * config/ia64/ia64.c (ia64_rtx_costs): Update.
2643 * config/m68k/m68k.c (m68k_rtx_costs): Update.
2644 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
2645 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
2646 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
2647 (mcore_rtx_costs): update.
2648 * config/score/score3.c (score3_rtx_costs): Update.
2649 * config/score/score7.c (score7_rtx_costs): Update.
2650 * config/score/score3.h (score3_rtx_costs):Update.
2651 * config/score/score7.h (score7_rtx_costs): Update.
2652 * config/score/score.c (score_rtx_costs): Update.
2653 * config/arm/arm.c (arm_address_cost): Update.
2654 (arm_rtx_costs_1): Update.
2655 (arm_rtx_costs_1): Update.
2656 (arm_size_rtx_costs): Update.
2657 (arm_size_rtx_costs): Update.
2658 (arm_size_rtx_costs): Update.
2659 (arm_xscale_rtx_costs): Update.
2660 (arm_thumb_address_cost): Update.
2661 * config/pa/pa.c (hppa_address_cost): Update.
2662 * config/mips/mips.c (mips_rtx_costs): Update.
2663 * config/vax/vax.c (vax_address_cost): Update.
2664 * config/h8300/h8300.c (h8300_shift_costs): Update.
2665 (h8300_rtx_costs): Update.
2666 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
2667 (v850_rtx_costs): Update.
2668 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
2669 * config/bfin/bfin.c
2670 (bfin_address_cost): Update.
2671 (bfin_rtx_costs): Update.
2672 * stmt.c (lshift_cheap_p): Update.
2674 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2677 * expmed.c (extract_bit_field_1): Check the mode size to make
2678 sure the vector modes have the same size.
2680 2008-08-29 Michael Meissner <gnu@the-meissners.org>
2682 * dojump.c (top level): Include basic-block.h to declare
2683 optimize_insn_for_speed_p
2685 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
2687 * opts.h (CL_SAVE): New option class for marking options that are
2688 target specific options usable in the target attribute.
2689 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
2691 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
2692 can easily find the target specific options that are safe to use
2693 in the attribute or pragma.
2695 * attribs.c (decl_attributes): Change #pragma GCC option to
2696 #pragma GCC target, and attribute((option(...))) to
2697 attribute((target(...))).
2699 * doc/extend.texi (target attribute): Change from option
2700 attribute. Delete push/pop/reset.
2701 (#pragma GCC target): Change from #pragma GCC option. Delete
2703 (#pragma GCC push_options): Document new pragma.
2704 (#pragma GCC pop_options): Document new pragma.
2705 (#pragma GCC reset_options): Document new pragma.
2707 * targhooks.c (default_target_option_valid_attribute_p): Add
2708 warning about port not supporting target attributes.
2709 (default_target_option_pragma_parse): New function, warn about
2710 #pragma GCC target not being supported.
2712 * targhooks.h (default_target_option_pragma_parse): Add
2715 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
2716 TI_CURRENT_OPTION_PRAGMA.
2717 (current_target_pragma): Rename from current_option_pragma.
2719 * target.h: (struct target_option): Delete booleans for changing
2720 the optimization level on hot/cold functions. Change signature of
2721 pragma_parse hook to take a second tree.
2723 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
2725 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
2726 that the declaration is done at global scope.
2728 * langhooks.c (add_builtin_function_common): Move most of the code
2729 from add_builtin_function here, calling the hook passed in.
2730 (add_builtin_function): Call add_builtin_function_common with
2731 standard builtin hook.
2732 (add_builtin_function_ext_scope): New function to add builtins to
2735 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
2737 (add_builtin_function_ext_scope): Add declaration.
2739 * c-pragma.c (handle_pragma_target): Rename from
2740 handle_pragma_option, #pragma GCC option is now #pragma GCC
2741 target. Move warning about port not supporting target options to
2742 default pragma parse hook. Remove push/pop/reset from this
2744 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
2745 (option_stack): Delete static variable.
2746 (optimize_stack): Ditto.
2747 (optons_stack): New stack of saved target and optimization
2749 (handle_pragma_push_options): New function to handle pushing both
2750 target and optimization options.
2751 (handle_pragma_pop_options): New function to handle popping both
2752 target and optimization options.
2753 (handle_pragma_reset_options): New function to handle resetting
2754 both target and optimization options to their initial state.
2755 (init_pragma): Rename handle_pragma_option to
2756 handle_pragma_target. Add support for push_options, pop_options,
2757 and reset_options pragmas.
2759 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
2760 default_target_option_pragma_parse.
2761 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
2762 default_target_option_valid_attribute_p.
2763 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2764 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2765 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
2766 optimization level on hot/cold functions.
2768 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
2769 if the caller and callee have different optimization levels.
2771 * c-common.c (handle_target_attribute): Rename from
2772 handle_option_attribute, attribute((option(...))) is now
2773 attribute((target(...))). Move warning if the port does not
2774 support target attributes to the default hook.
2775 (handle_hot_attribute): Delete code to change the optimization
2776 level of hot functions.
2777 (handle_cold_attribute): Ditto.
2779 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
2780 argument that is the binary tree options to use if there are no
2781 arguments. Call ix86_valid_target_attribute_tree instead of
2782 ix86_valid_option_attribute_tree.
2783 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
2784 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
2785 ix86_pragma_option_parse.
2787 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2788 Rename from ix86_valid_option_attribute_tree.
2790 * config/i386/i386.c (ix86_add_new_builtins): New function to add
2791 new builtins when the ISA changes.
2792 (ix86_valid_target_attribute_tree): Rename from
2793 ix86_valid_option_attribute_tree. Change callers. If the
2794 function specified optimization options, use those as the starting
2795 point before setting up the target attributes. If the
2796 optimization options were changed in the course of setting the
2797 target attributes, record the new optimization options.
2798 (ix86_valid_target_attribute_tree_inner_p): Rename from
2799 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
2800 ix86_add_new_builtins if the ISA changed.
2801 (ix86_valid_target_attribute_p): Rename from
2802 ix86_valid_option_attribute_p. Change callers.
2803 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
2804 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
2805 as delayed builtin functions.
2806 (struct builtin_isa): New structure to record builtin functions
2807 that should be delayed until the ISA for that function is used.
2808 (ix86_builtins_isa): Change from int to struct to track builtin
2809 functions we want to declare at some point.
2810 (def_builtin): If the front end can delay defining the builtin
2811 functions, don't create builtins for ISAs not part of the default
2813 (def_builtin_const): Ditto.
2814 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
2815 __builtin_ia32_pcmov_v2di to be different builtin functions.
2816 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
2817 a structure instead of an int.
2818 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
2819 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
2820 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2821 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2823 * config/ia64/ia64.h
2824 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2825 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2827 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
2828 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
2829 (LANG_HOOKS_INITIALIZER): Add
2830 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
2832 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
2835 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
2836 the reload address with the index register for SFmode
2837 access with a displacement.
2839 2008-08-30 Jan Hubicka <jh@suse.cz>
2841 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
2842 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
2843 * dojump.c (do_jump): Likewise.
2844 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
2845 (note-if_info): Add BRANCH_COST.
2846 (noce_try_store_flag_constants, noce_try_addcc,
2847 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
2848 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
2849 find_if_case_2): Use computed branch cost.
2850 * expr.h (BRANCH_COST): Update default.
2851 * predict.c (predictable_edge_p): New function.
2852 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
2853 Update BRANCH_COST call.
2854 * basic-block.h (predictable_edge_p): Declare.
2855 * config/alpha/alpha.h (BRANCH_COST): Update.
2856 * config/frv/frv.h (BRANCH_COST): Update.
2857 * config/s390/s390.h (BRANCH_COST): Update.
2858 * config/spu/spu.h (BRANCH_COST): Update.
2859 * config/sparc/sparc.h (BRANCH_COST): Update.
2860 * config/m32r/m32r.h (BRANCH_COST): Update.
2861 * config/i386/i386.h (BRANCH_COST): Update.
2862 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
2864 * config/sh/sh.h (BRANCH_COST): Update.
2865 * config/pdp11/pdp11.h (BRANCH_COST): Update.
2866 * config/avr/avr.h (BRANCH_COST): Update.
2867 * config/crx/crx.h (BRANCH_COST): Update.
2868 * config/xtensa/xtensa.h (BRANCH_COST): Update.
2869 * config/stormy16/stormy16.h (BRANCH_COST): Update.
2870 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
2871 * config/iq2000/iq2000.h (BRANCH_COST): Update.
2872 * config/ia64/ia64.h (BRANCH_COST): Update.
2873 * config/rs6000/rs6000.h (BRANCH_COST): Update.
2874 * config/arc/arc.h (BRANCH_COST): Update.
2875 * config/score/score.h (BRANCH_COST): Update.
2876 * config/arm/arm.h (BRANCH_COST): Update.
2877 * config/pa/pa.h (BRANCH_COST): Update.
2878 * config/mips/mips.h (BRANCH_COST): Update.
2879 * config/vax/vax.h (BRANCH_COST): Update.
2880 * config/h8300/h8300.h (BRANCH_COST): Update.
2881 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
2882 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
2883 * doc/tm.texi (BRANCH_COST): Update.
2885 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
2888 * config/arm/arm.c (arm_optimization_options): Set
2889 flag_section_anchors to 2 instead of 1 to distinguish it from
2890 -fsection-anchors given explicitely on the command line.
2892 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
2894 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
2895 final insn of a split.
2897 2008-08-30 Jan Hubicka <jh@suse.cz>
2899 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
2900 optimized for speed.
2901 * final.c (compute_alignments): Use optimize_bb_for_size_p.
2902 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
2903 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
2904 flag_gcse_after_reload_set): New static vars.
2905 (common_handle_option): Enable those flags for profile-use.
2906 (decode_options): Remove optimize_size flags that are handled
2907 on higher granuality.
2908 * tree-vectorizer.c (vectorize_loops): Use
2909 optimize_loop_nest_for_speed_p.
2910 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
2911 * tree-predcom.c (tree_predictive_commoning): Use
2912 optimize_loop_for_speed_p.
2913 * varasm.c (assemble_start_function): Use
2914 optimize_function_for_speed_p.
2915 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
2916 * predict.c (optimize_loop_for_speed_p): Fix walk.
2918 2008-08-30 Jan Hubicka <jh@suse.cz>
2920 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
2922 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
2923 profile presence locally.
2925 2008-08-29 Joseph Myers <joseph@codesourcery.com>
2928 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
2929 versions before 4.0.
2931 2008-08-29 Jan Hubicka <jh@suse.cz>
2933 * tree-inline.c (insert_init_stmt): Insert sequence even when
2936 2008-08-29 Jeff Law <law@redhat.com>
2938 * mn10300.c (mn10300_secondary_reload_class): We need secondary
2939 reloads for AM33-2 if IN is a pseudo with an equivalent memory
2940 location and class is an FP register.
2942 2008-08-29 Jan Hubicka <jh@suse.cz>
2944 * see.c (see_merge_one_def_extension): Silence used uninitialized
2946 * matrix-reorg.c (check_allocation_function): Likewise.
2947 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
2949 2008-08-29 Jakub Jelinek <jakub@redhat.com>
2952 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
2953 compute new & and | in type rather than TREE_TYPE (arg0).
2955 * dwarf2out.c (fortran_common): Update comment.
2956 (gen_variable_die): Swap com_die and var_die variables in Fortran
2957 COMMON block handling code.
2959 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
2961 * dwarf2out.c (gen_const_die): New function.
2962 (size_of_die, value_format, output_die): Output larger
2963 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
2964 (native_encode_initializer): New function.
2965 (tree_add_const_value_attribute): Call it.
2966 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
2968 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
2969 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
2970 TREE_THIS_VOLATILE to add_type_attribute.
2972 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
2974 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
2977 * dwarf2out.c (loc_by_reference): New function.
2978 (add_location_or_const_value_attribute): Use it.
2981 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
2982 as DW_TAG_variable children of DW_TAG_common_block rather than
2983 DW_TAG_member children. Put DW_AT_external to individual
2984 DW_TAG_variable DIEs, not to DW_TAG_common_block.
2986 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
2987 loc_descriptor_from_tree_1.
2991 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
2992 arguments to imported_module_or_decl.
2993 (debug_nothing_tree_tree): Removed.
2994 (debug_nothing_tree_tree_tree_bool): New prototype.
2995 * debug.c (do_nothing_debug_hooks): Adjust.
2996 (debug_nothing_tree_tree): Removed.
2997 (debug_nothing_tree_tree_tree_bool): New function.
2998 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
2999 (gen_variable_die): Put all common vars for the
3000 same COMMON block under one DW_TAG_common_block.
3001 (declare_in_namespace): Return new context_die, for Fortran
3002 return the module DIE instead of adding extra declarations into
3004 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3005 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3006 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3008 (dwarf2out_global_decl): Don't skip Fortran global vars.
3009 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3010 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3011 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3012 DW_TAG_imported_declaration as child of previous
3013 DW_TAG_imported_module.
3014 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3015 * sdbout.c (sdb_debug_hooks): Likewise.
3016 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3018 2008-08-29 Jan Hubicka <jh@suse.cz>
3020 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3022 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3023 * ipa-cp.c (n_cloning_candidates): New static variable.
3024 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3025 (ipcp_print_all_lattices): Improve debug output.
3026 (ipcp_cloning_candidate_p): New function.
3027 (ipcp_initialize_node_lattices): Use it.
3028 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3029 (ipcp_propagate_stage): Prettier debug output.
3030 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3031 (ipcp_print_all_structures): Remove.
3032 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3033 (ipcp_insert_stage): Prettier debug output; call
3034 cgraph_remove_unreachable_nodes before propagating.
3035 (pass_ipa_cp): Schedule function removal pass.
3036 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3038 (cgraph_maybe_hot_edge_p): Move to ...
3039 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3040 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3041 (common_handle_option): Set them; enable ipa-cp when profiling.
3042 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3043 (ipa_print_all_jump_functions): Likewise.
3044 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3045 (ipa_print_node_params, ipa_print_all_params): New.
3046 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3047 ipa_print_all_param_flags): Remove.
3048 (ipa_print_node_params, ipa_print_all_params): New.
3050 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3052 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3053 change from 2008-04-03.
3054 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3056 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3059 * ira-color.c (push_allocnos_to_stack): Truncate
3060 removed_splay_allocno_vec.
3062 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3065 * ira-color (ira_fast_allocation): Don't assign hard registers to
3068 2008-08-29 Jan Hubicka <jh@suse.cz>
3071 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3072 for cold internal loops.
3074 2008-08-29 Richard Guenther <rguenther@suse.de>
3076 * tree-ssa-structalias.c (create_variable_info_for): Do not
3077 create fields for heap vars or vars with a noalias state.
3078 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3081 2008-08-29 Richard Guenther <rguenther@suse.de>
3083 * common.opt (ftree-store-ccp): Mark as preserved for
3084 backward compatibility.
3085 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3086 * tree-pass.h (pass_store_ccp): Remove.
3087 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3088 (first_vdef): Remove declaration.
3089 (get_value_loaded_by): Likewise.
3090 * tree-ssa-ccp.c (do_store_ccp): Remove.
3091 (get_default_value): Simplify as do_store_ccp is always false
3092 now. Do not initialize mem_ref.
3093 (set_value_varying): Likewise.
3094 (canonicalize_float_value): Likewise.
3095 (set_lattice_value): Likewise.
3096 (likely_value): Likewise.
3097 (surely_varying_stmt_p): Likewise.
3098 (ccp_initialize): Likewise.
3099 (ccp_lattice_meet): Likewise.
3100 (ccp_visit_phi_node): Likewise.
3101 (ccp_fold): Likewise.
3102 (evaluate_stmt): Likewise.
3103 (visit_assignment): Likewise.
3104 (ccp_visit_stmt): Likewise.
3105 (execute_ssa_ccp): Fold into ...
3106 (do_ssa_ccp): ... this.
3107 (do_ssa_store_ccp): Remove.
3108 (gate_store_ccp): Likewise.
3109 (pass_store_ccp): Likewise.
3110 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3112 * tree-ssa-propagate.c (first_vdef): Remove.
3113 (get_value_loaded_by): Likewise.
3114 (replace_vuses_in): Likewise.
3115 (substitute_and_fold): Do not call replace_vuses_in.
3116 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3118 2008-08-29 Richard Guenther <rguenther@suse.de>
3121 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3122 PARAM_NOALIAS tags with is_heapvar.
3123 * tree-ssa-operands.c (access_can_touch_variable): Offset
3124 based tests do not apply for heapvars. Fix offset test.
3126 2008-08-29 Jan Hubicka <jh@suse.cz>
3128 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3129 (-fipa-cp-clone): Enabled by default at -O3.
3130 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3131 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3133 2008-08-29 Jan Hubicka <jh@suse.cz>
3135 * tree.c (build_function_type_skip_args,
3136 build_function_decl_skip_args): New functions.
3137 * tree.h (build_function_type_skip_args,
3138 build_function_decl_skip_args): Declare.
3139 * gimple.c (giple_copy_call_skip_args): New function.
3140 (giple_copy_call_skip_args): Declare.
3142 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3143 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3144 (ipcp_node_modifiable_p): ... this one; use
3145 tree_versionable_function_p.
3146 (ipcp_create_replace_map): Improve debug output.
3147 (ipcp_need_redirect_p): Return false when not clonning.
3148 (ipcp_update_callgraph): Skip args.
3149 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3151 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3152 (save_inline_function_body): Update call of tree_function_versioning.
3153 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3154 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3156 (tree_function_versioning): Likewise.
3157 * tree-inline.h (tree_function_versioning): Update prototype.
3159 2008-08-29 Jan Hubicka <jh@suse.cz>
3161 * loop-unswitch.c (unswitch_single_loop): Use
3162 optimize_loop_for_speed_p.
3163 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3164 Use optimize_function_for_size_p.
3165 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3166 * postreload-gcse.c (eliminate_partially_redundant_load):
3167 Use optimize_bb_for_size_p.
3168 * value-prof.c (gimple_divmod_fixed_value_transform,
3169 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3170 gimple_stringops_transform): Use optimize_bb_for_size_p.
3171 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3172 * final.c (compute_alignments): Use optimize_function_for_size_p.
3173 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3174 (fold_builtin_strcpy, fold_builtin_fputs): Use
3175 optimize_function_for_size_p.
3176 * fold-const.c (tree_swap_operands_p): Use
3177 optimize_function_for_size_p.
3178 * recog.c (relax_delay_slots): Likewise.
3179 * tree-ssa-math-opts.c (replace_reciprocal):
3180 Use optimize_bb_for_speed_p.
3181 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
3182 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
3183 optimize_function_for_size_p.
3184 (cgraph_decide_inlining_of_small_function): Use
3185 optimize_function_for_size_p.
3186 * global.c (find_reg): Use optimize_function_for_size_p.
3187 * opts.c (decode_options): Do not clear flag_tree_ch,
3188 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
3189 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
3190 work it out from profile.
3191 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
3192 optimize_loop_for_speed_p.
3193 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3195 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
3196 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
3197 * tree-eh.c (decide_copy_try_finally): Use
3198 optimize_function_for_size_p.
3199 * local-alloc.c (block_alloc): Pass BB pointer.
3200 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
3201 * gcse.c (gcse_main): Use optimize_function_for_size_p.
3202 * loop-unroll.c (decide_unrolling_and_peeling):
3203 Use optimize_loop_for_size_p.
3204 (decide_peel_completely): Likewise.
3205 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
3206 optimize_loop_for_size_p.
3207 (vect_enhance_data_refs_alignment): Likewise.
3208 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
3209 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
3211 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
3212 (try_crossjump_bb): Use optimize_bb_for_size_p.
3213 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3214 optimize_loop_for_speed_p.
3215 * bb-reorder.c (find_traces_1_round): Likewise.
3216 (copy_bb): Use optimize_bb_for_speed_p.
3217 (duplicate_computed_gotos): Likewise.
3218 * basic-block.h (optimize_loop_nest_for_size_p,
3219 optimize_loop_nest_for_speed_p): New.
3220 * stmt.c (expand_case): Use optimize_insn_for_size_p.
3222 2008-08-29 Tristan Gingold <gingold@adacore.com>
3224 * gcov.c (main): Call expandargv.
3226 2008-08-29 Jan Hubicka <jh@suse.cz>
3228 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
3230 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3232 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
3233 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3235 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
3237 2008-08-29 Jan Hubicka <jh@suse.cz>
3239 * tree-pass.h (pass_strip_predict_hints): Declare.
3240 * predict.c (strip_builtin_expect): Rename to ...
3241 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
3242 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
3243 (tree_estimate_probability): Do not strip builtin_expect.
3244 (pass_strip_predict_hints): New pass.
3245 * tree-inline.c (expand_call_inline): When inlining cold function,
3246 predict it as unlikely.
3247 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
3249 2008-08-29 Richard Guenther <rguenther@suse.de>
3251 PR tree-optimization/37207
3252 * tree-vrp.c (extract_range_from_binary_expr): Also try
3253 to constant fold if only one of the operands is a constant.
3255 2008-08-29 Nick Clifton <nickc@redhat.com>
3257 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
3258 the same way as SYMBOL_REFs.
3260 2008-08-28 Bob Wilson <bob.wilson@acm.org>
3262 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
3264 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3266 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
3267 * config/mips/mips.md (branch_likely): Remove const. Fix
3269 (define_delay for type "branch"): Change to only apply for branch
3270 with likely variant.
3271 (define_delay for type "branch" and "branch_likely" no). New delay
3273 (equality_op): New code iterator.
3274 (bbv, bbinv): New code attributes.
3275 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
3278 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3279 Andrew Pinski <pinskia@gcc.gnu.org>
3282 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
3284 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
3286 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
3287 rule that a symbolic constant must be defined and >= 0 for the
3288 corresponding facility to be present at compile-time.
3289 * gthr-posix.c: Likewise.
3291 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3293 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
3294 * config/mips/mips.md (D): New mode attribute.
3295 (mulsi3, muldi3): Merge it into ...
3296 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
3297 (muldi3_mul3): New pattern.
3298 (mulsi3_mult3): Rename to mulsi3_mul3.
3300 2008-08-28 Jan Hubicka <jh@suse.cz>
3302 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
3304 * predict.c (always_optimize_for_size_p): Rename to ...
3305 (optimize_function_for_size): ... this one; make extern.
3306 (optimize_function_for_speed_p): New.
3307 (optimize_bb_for_size_p, optimize_bb_for_size_p,
3308 optimize_edge_for_size_p,optimize_edge_for_size_p,
3309 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
3310 * basic-block.h (optimize_function_for_size_p,
3311 optimize_function_for_speed_p): Declare.
3312 * i386.md (optimize_size checks): Replace them by appropriate
3314 (standard_80387_constant_p, ix86_compute_frame_layout,
3315 ix86_expand_epilogue, ix86_decompose_address,
3316 print_operand, emit_i387_cw_initialization,
3317 inline_memory_move_cost, ix86_pad_returns,
3318 ix86_reorg): Replace optimize_size checks.
3320 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
3322 * rtl.h (simplify_subreg_regno): Declare.
3323 * rtlanal.c (simplify_subreg_regno): New function, split out from...
3324 * simplify-rtx.c (simplify_subreg): ...here.
3325 * reload.c (find_reloads): Use simplify_subreg_regno instead of
3326 subreg_offset_representable_p.
3328 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3331 * c-typeck.c (convert_for_assignment): Give a note describing what
3332 was passed and what was expected.
3334 2008-08-28 Joey Ye <joey.ye@intel.com>
3336 * doc/extend.texi: Document AVX built-in functions.
3337 * doc/invoke.texi: Document -mavx.
3339 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
3340 Joey Ye <joey.ye@intel.com>
3341 Xuepeng Guo <xuepeng.guo@intel.com>
3343 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
3345 * config/i386/cpuid.h (bit_FMA): New.
3346 (bit_XSAVE): Likewise.
3347 (bit_OSXSAVE): Likewise.
3348 (bit_AVX): Likewise.
3350 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
3351 define. Use ASM_OUTPUT_AVX_PREFIX.
3353 * config/i386/gmmintrin.h: New.
3355 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
3356 (OPTION_MASK_ISA_AVX_SET): New.
3357 (OPTION_MASK_ISA_FMA_SET): Likewise.
3358 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
3359 (OPTION_MASK_ISA_FMA_SET): Likewise.
3360 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
3361 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
3362 (pta_flags): Add PTA_AVX and PTA_FMA.
3363 (override_options): Handle PTA_AVX and PTA_FMA.
3364 (init_cumulative_args): Handle warn_avx.
3365 (classify_argument): Return 0 for COImode and OImode. Return
3366 1 and X86_64_AVX_CLASS for 256bit vector types.
3367 (examine_argument): Handle X86_64_AVX_CLASS.
3368 (construct_container): Likewise.
3369 (function_arg_advance_32): Pass OImode and 256bit vector types
3371 (function_arg_advance_64): Take a new argument to indicate if a
3372 parameter is named. Handle 256bit vector types. Return
3373 immediately for unnamed 256bit vector mode parameters.
3374 (function_arg_advance): Updated.
3375 (function_arg_32): Add comments for TImode. Handle OImode
3376 and 256bit vector types.
3377 (function_arg_64): Take a new argument to indicate if a
3378 parameter is named. Handle 256bit vector types. Return NULL
3379 for unnamed 256bit vector mode parameters.
3380 (function_arg): Updated.
3381 (setup_incoming_varargs_64): Support
3382 AVX encoding for *sse_prologue_save_insn.
3383 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
3384 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
3385 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
3386 enabled, otherwise return -3.
3387 (standard_sse_constant_opcode): Handle AVX and 256bit vector
3389 (print_reg): Support AVX registers. Handle 'x' and 't'.
3390 Handle 'd' to duplicate the operand.
3391 (print_operand): Likewise. Also support AVX vector compare
3393 (output_387_binary_op): Support AVX.
3394 (output_fp_compare): Likewise.
3395 (ix86_expand_vector_move_misalign): Likewise.
3396 (ix86_attr_length_vex_default): New.
3397 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3398 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3399 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3400 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3401 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
3402 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3403 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
3404 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
3405 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
3406 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
3407 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
3408 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
3409 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
3410 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
3411 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3412 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
3413 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
3414 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3415 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
3416 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
3417 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3418 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3419 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3420 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
3421 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
3422 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
3423 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
3424 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3425 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
3426 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
3427 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
3428 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
3429 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
3430 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3431 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3432 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3433 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
3434 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
3435 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
3436 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
3437 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
3438 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
3439 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
3440 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
3441 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
3442 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
3443 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3444 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3445 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3446 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3447 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3448 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3449 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3450 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3451 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3452 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3453 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3454 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3455 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3456 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3457 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3458 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3459 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3460 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
3461 and IX86_BUILTIN_MOVMSKPS256,
3462 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
3463 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
3464 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
3465 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
3466 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
3467 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
3468 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
3469 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
3470 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
3471 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
3472 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
3473 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
3474 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
3475 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
3476 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
3477 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
3478 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
3479 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
3480 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
3481 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
3482 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
3483 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
3484 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
3485 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
3486 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
3487 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
3488 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
3489 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
3490 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3491 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3492 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
3493 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
3494 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
3495 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
3496 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
3497 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
3498 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
3499 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
3500 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3501 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3502 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3503 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3504 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
3505 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
3506 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
3507 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
3508 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
3509 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
3510 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
3511 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
3512 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
3513 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
3514 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3515 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
3516 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3517 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
3518 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3519 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3521 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
3522 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
3523 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
3524 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3525 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3526 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3527 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
3528 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3529 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
3530 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3531 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
3532 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3533 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
3534 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
3535 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
3536 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
3537 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3538 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3539 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3540 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3541 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3542 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3543 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3544 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3545 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3546 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3547 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3548 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3549 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3550 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3551 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3552 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3553 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3554 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
3555 IX86_BUILTIN_MOVMSKPS256.
3556 (ix86_init_mmx_sse_builtins): Support AVX builtins.
3557 (ix86_expand_args_builtin): Likewise.
3558 (ix86_expand_special_args_builtin): Likewise.
3559 (ix86_hard_regno_mode_ok): Handle AVX modes.
3560 (ix86_expand_vector_init_duplicate): Likewise.
3561 (ix86_expand_vector_init_one_nonzero): Likewise.
3562 (ix86_expand_vector_init_one_var): Likewise.
3563 (ix86_expand_vector_init_concat): Likewise.
3564 (ix86_expand_vector_init_general): Likewise.
3565 (ix86_expand_vector_set): Likewise.
3566 (ix86_vector_mode_supported_p): Likewise.
3567 (x86_extended_reg_mentioned_p): Check INSN_P before using
3570 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
3571 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
3573 * config/i386/i386.h (TARGET_AVX): New.
3574 (TARGET_FMA): Likewise.
3575 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
3576 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
3577 (VALID_AVX256_REG_MODE): New.
3578 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3579 (AVX_FLOAT_MODE_P): Likewise.
3580 (AVX128_VEC_FLOAT_MODE_P): Likewise.
3581 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3582 (AVX_VEC_FLOAT_MODE_P): Likewise.
3583 (ASM_OUTPUT_AVX_PREFIX): Likewise.
3584 (ASM_OUTPUT_OPCODE): Likewise.
3585 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
3587 (SSE_REG_MODE_P): Allow 256bit vector modes.
3588 (ix86_args): Add a warn_avx field.
3590 * config/i386/i386.md (UNSPEC_PCMP): New.
3591 (UNSPEC_VPERMIL): Likewise.
3592 (UNSPEC_VPERMIL2): Likewise.
3593 (UNSPEC_VPERMIL2F128): Likewise.
3594 (UNSPEC_MASKLOAD): Likewise.
3595 (UNSPEC_MASKSTORE): Likewise.
3596 (UNSPEC_CAST): Likewise.
3597 (UNSPEC_VTESTP): Likewise.
3598 (UNSPECV_VZEROALL): Likewise.
3599 (UNSPECV_VZEROUPPER): Likewise.
3600 (XMM0_REG): Likewise.
3601 (XMM1_REG): Likewise.
3602 (XMM2_REG): Likewise.
3603 (XMM3_REG): Likewise.
3604 (XMM4_REG): Likewise.
3605 (XMM5_REG): Likewise.
3606 (XMM6_REG): Likewise.
3607 (XMM8_REG): Likewise.
3608 (XMM9_REG): Likewise.
3609 (XMM10_REG): Likewise.
3610 (XMM11_REG): Likewise.
3611 (XMM12_REG): Likewise.
3612 (XMM13_REG): Likewise.
3613 (XMM14_REG): Likewise.
3614 (XMM15_REG): Likewise.
3616 (prefix_vex_imm8): Likewise.
3617 (prefix_vex_w): Likewise.
3618 (length_vex): Likewise.
3621 (*avx_ashlti3): Likewise.
3622 (*avx_lshrti3): Likewise.
3623 (*avx_setcc<mode>): Likewise.
3624 (*fop_<mode>_comm_mixed_avx): Likewise.
3625 (*fop_<mode>_comm_avx): Likewise.
3626 (*fop_<mode>_1_mixed_avx): Likewise.
3627 (*fop_<mode>_1_avx): Likewise.
3628 (*avx_<code><mode>3): Likewise.
3629 (*avx_ieee_smin<mode>3): Likewise.
3630 (*avx_ieee_smax<mode>3): Likewise.
3631 (mode): Add OI, V8SF and V4DF.
3632 (length): Support VEX prefix.
3633 (*cmpfp_i_mixed): Set prefix attribute.
3634 (*cmpfp_i_sse): Likewise.
3635 (*cmpfp_iu_mixed): Likewise.
3636 (*cmpfp_iu_sse): Likewise.
3637 (*movsi_1): Support AVX.
3638 (*movdi_2): Likewise.
3639 (*movdi_1_rex64): Likewise.
3640 (*movti_internal): Likewise.
3641 (*movti_rex64): Likewise.
3642 (*movsf_1): Likewise.
3643 (*movdf_nointeger): Likewise.
3644 (*movdf_integer_rex64): Likewise.
3645 (*movtf_internal): Likewise.
3646 (zero_extendsidi2_32): Likewise.
3647 (zero_extendsidi2_rex64): Likewise.
3648 (*extendsfdf2_mixed): Likewise.
3649 (*extendsfdf2_sse): Likewise.
3650 (*truncdfsf_fast_mixed): Likewise.
3651 (*truncdfsf_fast_sse): Likewise.
3652 (*truncdfsf_mixed): Likewise.
3653 (fix_trunc<mode>di_sse): Likewise.
3654 (fix_trunc<mode>si_sse): Likewise.
3655 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
3656 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
3657 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
3658 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
3659 (*rcpsf2_sse): Likewise.
3660 (*rsqrtsf2_sse): Likewise.
3661 (*sqrt<mode>2_sse): Likewise.
3662 (sse4_1_round<mode>2): Likewise.
3663 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
3664 Support AVX. Set length attribute properly for AVX.
3666 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
3667 (VECTOR_MODES (FLOAT, 32)): Likewise.
3668 (VECTOR_MODE (INT, DI, 8)): Likewise.
3669 (VECTOR_MODE (INT, HI, 32)): Likewise.
3670 (VECTOR_MODE (INT, QI, 64)): Likewise.
3671 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
3672 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
3673 (VECTOR_MODE (INT, DI, 4)): Removed.
3674 (VECTOR_MODE (INT, SI, 8)): Likewise.
3675 (VECTOR_MODE (INT, HI, 16)): Likewise.
3676 (VECTOR_MODE (INT, QI, 32)): Likewise.
3677 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
3678 (INT_MODE (OI, 32)): Likewise.
3680 * config/i386/i386.opt (mavx): New.
3683 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
3685 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
3686 (*mov<mode>_internal_avx): New.
3687 (*movv2sf_internal_rex64_avx): Likewise.
3688 (*movv2sf_internal_avx): Likewise.
3690 * config/i386/predicates.md (const_4_to_5_operand): New.
3691 (const_6_to_7_operand): Likewise.
3692 (const_8_to_11_operand): Likewise.
3693 (const_12_to_15_operand): Likewise.
3694 (avx_comparison_float_operator): Likewise.
3696 * config/i386/sse.md (AVX256MODEI): New.
3697 (AVX256MODE): Likewise.
3698 (AVXMODEQI): Likewise.
3699 (AVXMODE): Likewise.
3700 (AVX256MODEF2P): Likewise.
3701 (AVX256MODE2P): Likewise.
3702 (AVX256MODE4P): Likewise.
3703 (AVX256MODE8P): Likewise.
3704 (AVXMODEF2P): Likewise.
3705 (AVXMODEF4P): Likewise.
3706 (AVXMODEDCVTDQ2PS): Likewise.
3707 (AVXMODEDCVTPS2DQ): Likewise.
3708 (avxvecmode): Likewise.
3709 (avxvecpsmode): Likewise.
3710 (avxhalfvecmode): Likewise.
3711 (avxscalarmode): Likewise.
3712 (avxcvtvecmode): Likewise.
3713 (avxpermvecmode): Likewise.
3714 (avxmodesuffixf2c): Likewise.
3715 (avxmodesuffixp): Likewise.
3716 (avxmodesuffixs): Likewise.
3717 (avxmodesuffix): Likewise.
3718 (vpermilbits): Likewise.
3719 (pinsrbits): Likewise.
3720 (mov<mode>): Likewise.
3721 (*mov<mode>_internal): Likewise.
3722 (push<mode>1): Likewise.
3723 (movmisalign<mode>): Likewise.
3724 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3725 (avx_movdqu<avxmodesuffix>): Likewise.
3726 (avx_lddqu<avxmodesuffix>): Likewise.
3727 (<plusminus_insn><mode>3): Likewise.
3728 (*avx_<plusminus_insn><mode>3): Likewise.
3729 (*avx_vm<plusminus_insn><mode>3): Likewise.
3730 (mul<mode>3): Likewise.
3731 (*avx_mul<mode>3): Likewise.
3732 (*avx_vmmul<mode>3): Likewise.
3733 (divv8sf3): Likewise.
3734 (divv4df3): Likewise.
3735 (avx_div<mode>3): Likewise.
3736 (*avx_div<mode>3): Likewise.
3737 (*avx_vmdiv<mode>3): Likewise.
3738 (avx_rcpv8sf2): Likewise.
3739 (*avx_vmrcpv4sf2): Likewise.
3740 (sqrtv8sf2): Likewise.
3741 (avx_sqrtv8sf2): Likewise.
3742 (*avx_vmsqrt<mode>2): Likewise.
3743 (rsqrtv8sf2): Likewise.
3744 (avx_rsqrtv8sf2): Likewise.
3745 (*avx_vmrsqrtv4sf2): Likewise.
3746 (<code><mode>3): Likewise.
3747 (*avx_<code><mode>3_finite): Likewise.
3748 (*avx_<code><mode>3): Likewise.
3749 (*avx_vm<code><mode>3): Likewise.
3750 (*avx_ieee_smin<mode>3): Likewise.
3751 (*avx_ieee_smax<mode>3): Likewise.
3752 (avx_addsubv8sf3): Likewise.
3753 (avx_addsubv4df3): Likewise.
3754 (*avx_addsubv4sf3): Likewise.
3755 (*avx_addsubv2df3): Likewise.
3756 (avx_h<plusminus_insn>v4df3): Likewise.
3757 (avx_h<plusminus_insn>v8sf3): Likewise.
3758 (*avx_h<plusminus_insn>v4sf3): Likewise.
3759 (*avx_h<plusminus_insn>v2df3): Likewise.
3760 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
3761 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
3762 (*avx_maskcmp<mode>3): Likewise.
3763 (avx_nand<mode>3): Likewise.
3764 (*avx_<code><mode>3): Likewise.
3765 (*avx_nand<mode>3): Likewise.
3766 (*avx_<code><mode>3): Likewise.
3767 (*avx_cvtsi2ss): Likewise.
3768 (*avx_cvtsi2ssq): Likewise.
3769 (*avx_cvtsi2sd): Likewise.
3770 (*avx_cvtsi2sdq): Likewise.
3771 (*avx_cvtsd2ss): Likewise.
3772 (avx_cvtss2sd): Likewise.
3773 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
3774 (avx_cvtps2dq<avxmodesuffix>): Likewise.
3775 (avx_cvttps2dq<avxmodesuffix>): Likewise.
3776 (*avx_cvtsi2sd): Likewise.
3777 (*avx_cvtsi2sdq): Likewise.
3778 (avx_cvtdq2pd256): Likewise.
3779 (avx_cvtpd2dq256): Likewise.
3780 (avx_cvttpd2dq256): Likewise.
3781 (*avx_cvtsd2ss): Likewise.
3782 (*avx_cvtss2sd): Likewise.
3783 (avx_cvtpd2ps256): Likewise.
3784 (avx_cvtps2pd256): Likewise.
3785 (*avx_movhlps): Likewise.
3786 (*avx_movlhps): Likewise.
3787 (avx_unpckhps256): Likewise.
3788 (*avx_unpckhps): Likewise.
3789 (avx_unpcklps256): Likewise.
3790 (*avx_unpcklps): Likewise.
3791 (avx_movshdup256): Likewise.
3792 (avx_movsldup256): Likewise.
3793 (avx_shufps256): Likewise.
3794 (avx_shufps256_1): Likewise.
3795 (*avx_shufps_<mode>): Likewise.
3796 (*avx_loadhps): Likewise.
3797 (*avx_storelps): Likewise.
3798 (*avx_loadlps): Likewise.
3799 (*avx_movss): Likewise.
3800 (*vec_dupv4sf_avx): Likewise.
3801 (*vec_concatv2sf_avx): Likewise.
3802 (*vec_concatv4sf_avx): Likewise.
3803 (*vec_setv4sf_0_avx): Likewise.
3804 (*vec_setv4sf_avx): Likewise.
3805 (*avx_insertps): Likewise.
3806 (avx_vextractf128<mode>): Likewise.
3807 (vec_extract_lo_<mode>): Likewise.
3808 (vec_extract_hi_<mode>): Likewise.
3809 (vec_extract_lo_<mode>): Likewise.
3810 (vec_extract_hi_<mode>): Likewise.
3811 (vec_extract_lo_v16hi): Likewise.
3812 (vec_extract_hi_v16hi): Likewise.
3813 (vec_extract_lo_v32qi): Likewise.
3814 (vec_extract_hi_v32qi): Likewise.
3815 (avx_unpckhpd256): Likewise.
3816 (*avx_unpckhpd): Likewise.
3817 (avx_movddup256): Likewise.
3818 (*avx_movddup): Likewise.
3819 (avx_unpcklpd256): Likewise.
3820 (*avx_unpcklpd): Likewise.
3821 (avx_shufpd256): Likewise.
3822 (avx_shufpd256_1): Likewise.
3823 (*avx_punpckhqdq): Likewise.
3824 (*avx_punpcklqdq): Likewise.
3825 (*avx_shufpd_<mode>): Likewise.
3826 (*avx_storehpd): Likewise.
3827 (*avx_loadhpd): Likewise.
3828 (*avx_loadlpd): Likewise.
3829 (*avx_movsd): Likewise.
3830 (*vec_concatv2df_avx): Likewise.
3831 (*avx_<plusminus_insn><mode>3): Likewise.
3832 (*avx_<plusminus_insn><mode>3): Likewise.
3833 (*avx_mulv8hi3): Likewise.
3834 (*avxv8hi3_highpart): Likewise.
3835 (*avx_umulv8hi3_highpart): Likewise.
3836 (*avx_umulv2siv2di3): Likewise.
3837 (*avx_mulv2siv2di3): Likewise.
3838 (*avx_pmaddwd): Likewise.
3839 (*avx_mulv4si3): Likewise.
3840 (*avx_ashr<mode>3): Likewise.
3841 (*avx_lshr<mode>3): Likewise.
3842 (*avx_ashl<mode>3): Likewise.
3843 (*avx_<code><mode>3): Likewise.
3844 (*avx_eq<mode>3): Likewise.
3845 (*avx_gt<mode>3): Likewise.
3846 (*avx_nand<mode>3): Likewise.
3847 (*avx_nand<mode>3): Likewise.
3848 (*avx_<code><mode>3): Likewise.
3849 (*avx_<code><mode>3): Likewise.
3850 (*avx_packsswb): Likewise.
3851 (*avx_packssdw): Likewise.
3852 (*avx_packuswb): Likewise.
3853 (*avx_punpckhbw): Likewise.
3854 (*avx_punpcklbw): Likewise.
3855 (*avx_punpckhwd): Likewise.
3856 (*avx_punpcklwd): Likewise.
3857 (*avx_punpckhdq): Likewise.
3858 (*avx_punpckldq): Likewise.
3859 (*avx_pinsr<avxmodesuffixs>): Likewise.
3860 (*avx_pinsrq): Likewise.
3861 (*avx_loadld): Likewise.
3862 (*vec_extractv2di_1_rex64_avx): Likewise.
3863 (*vec_extractv2di_1_avx): Likewise.
3864 (*vec_dupv2di_avx): Likewise.
3865 (*vec_concatv2si_avx): Likewise.
3866 (*vec_concatv4si_1_avx): Likewise.
3867 (*vec_concatv2di_avx): Likewise.
3868 (*vec_concatv2di_rex64_avx): Likewise.
3869 (*avx_uavgv16qi3): Likewise.
3870 (*avx_uavgv8hi3): Likewise.
3871 (*avx_psadbw): Likewise.
3872 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
3873 (*avx_phaddwv8hi3): Likewise.
3874 (*avx_phadddv4si3): Likewise.
3875 (*avx_phaddswv8hi3): Likewise.
3876 (*avx_phsubwv8hi3): Likewise.
3877 (*avx_phsubdv4si3): Likewise.
3878 (*avx_phsubswv8hi3): Likewise.
3879 (*avx_pmaddubsw128): Likewise.
3880 (*avx_pmulhrswv8hi3): Likewise.
3881 (*avx_pshufbv16qi3): Likewise.
3882 (*avx_psign<mode>3): Likewise.
3883 (*avx_palignrti): Likewise.
3884 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3885 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3886 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3887 (*avx_mpsadbw): Likewise.
3888 (*avx_packusdw): Likewise.
3889 (*avx_pblendvb): Likewise.
3890 (*avx_pblendw): Likewise.
3891 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3892 (avx_ptest256): Likewise.
3893 (avx_roundp<avxmodesuffixf2c>256): Likewise.
3894 (*avx_rounds<ssemodesuffixf2c>): Likewise.
3895 (*avx_aesenc): Likewise.
3896 (*avx_aesenclast): Likewise.
3897 (*avx_aesdec): Likewise.
3898 (*avx_aesdeclast): Likewise.
3899 (avx_vzeroupper): Likewise.
3900 (avx_vzeroupper_rex64): Likewise.
3901 (avx_vpermil<mode>): Likewise.
3902 (avx_vpermilvar<mode>3): Likewise.
3903 (avx_vpermil2<mode>3): Likewise.
3904 (avx_vperm2f128<mode>3): Likewise.
3905 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3906 (avx_vbroadcastss256): Likewise.
3907 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
3908 (avx_vinsertf128<mode>): Likewise.
3909 (vec_set_lo_<mode>): Likewise.
3910 (vec_set_hi_<mode>): Likewise.
3911 (vec_set_lo_<mode>): Likewise.
3912 (vec_set_hi_<mode>): Likewise.
3913 (vec_set_lo_v16hi): Likewise.
3914 (vec_set_hi_v16hi): Likewise.
3915 (vec_set_lo_v32qi): Likewise.
3916 (vec_set_hi_v32qi): Likewise.
3917 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3918 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3919 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
3920 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
3921 (vec_init<mode>): Likewise.
3922 (*vec_concat<mode>_avx): Likewise.
3923 (blendbits): Support V8SF and V4DF.
3924 (sse2_movq128): Support AVX.
3925 (<sse>_movnt<mode>): Likewise.
3926 (sse2_movntv2di): Likewise.
3927 (sse_rcpv4sf2): Likewise.
3928 (sse_sqrtv4sf2): Likewise.
3929 (sse_rsqrtv4sf2): Likewise.
3930 (<sse>_comi): Likewise.
3931 (<sse>_ucomi): Likewise.
3932 (sse_cvtss2si): Likewise.
3933 (sse_cvtss2si_2): Likewise.
3934 (sse_cvtss2siq): Likewise.
3935 (sse_cvtss2siq_2): Likewise.
3936 (sse_cvttss2si): Likewise.
3937 (sse_cvttss2siq): Likewise.
3938 (sse2_cvtsd2si): Likewise.
3939 (sse2_cvtsd2si_2): Likewise.
3940 (sse2_cvtsd2siq): Likewise.
3941 (sse2_cvtsd2siq_2): Likewise.
3942 (sse2_cvttsd2si): Likewise.
3943 (sse2_cvttsd2siq): Likewise.
3944 (sse2_cvtdq2pd): Likewise.
3945 (*sse2_cvtpd2dq): Likewise.
3946 (*sse2_cvttpd2dq): Likewise.
3947 (*sse2_cvtpd2ps): Likewise.
3948 (sse2_cvtps2pd): Likewise.
3949 (sse3_movshdup): Likewise.
3950 (sse3_movsldup): Likewise.
3951 (sse_storehps): Likewise.
3952 (*sse4_1_extractps): Likewise.
3953 (sse2_storelpd): Likewise.
3954 (vec_dupv2df_sse3): Likewise.
3955 (*vec_concatv2df_sse3): Likewise.
3956 (*sse4_1_pextrb): Likewise.
3957 (*sse4_1_pextrb_memory): Likewise.
3958 (*sse2_pextrw): Likewise.
3959 (*sse4_1_pextrw_memory): Likewise.
3960 (*sse4_1_pextrd): Likewise.
3961 (*sse4_1_pextrq): Likewise.
3962 (sse2_pshufd_1): Likewise.
3963 (sse2_pshuflw_1): Likewise.
3964 (sse2_pshufhw_1): Likewise.
3965 (*sse2_storeq_rex64): Likewise.
3966 (*vec_dupv4si): Likewise.
3967 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
3968 (sse2_pmovmskb): Likewise.
3969 (*sse2_maskmovdqu): Likewise.
3970 (*sse2_maskmovdqu_rex64): Likewise.
3971 (sse_ldmxcsr): Likewise.
3972 (sse_stmxcsr): Likewise.
3973 (abs<mode>2): Likewise.
3974 (sse4_1_movntdqa): Likewise.
3975 (sse4_1_phminposuw): Likewise.
3976 (sse4_1_extendv8qiv8hi2): Likewise.
3977 (*sse4_1_extendv8qiv8hi2): Likewise.
3978 (sse4_1_extendv4qiv4si2): Likewise.
3979 (*sse4_1_extendv4qiv4si2): Likewise.
3980 (sse4_1_extendv2qiv2di2): Likewise.
3981 (*sse4_1_extendv2qiv2di2): Likewise.
3982 (sse4_1_extendv4hiv4si2): Likewise.
3983 (*sse4_1_extendv4hiv4si2): Likewise.
3984 (sse4_1_extendv2hiv2di2): Likewise.
3985 (*sse4_1_extendv2hiv2di2): Likewise.
3986 (sse4_1_extendv2siv2di2): Likewise.
3987 (*sse4_1_extendv2siv2di2): Likewise.
3988 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3989 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3990 (sse4_1_zero_extendv4qiv4si2): Likewise.
3991 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3992 (sse4_1_zero_extendv2qiv2di2): Likewise.
3993 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3994 (sse4_1_zero_extendv4hiv4si2): Likewise.
3995 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3996 (sse4_1_zero_extendv2hiv2di2): Likewise.
3997 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3998 (sse4_1_zero_extendv2siv2di2): Likewise.
3999 (*sse4_1_zero_extendv2siv2di2): Likewise.
4000 (sse4_1_ptest): Likewise.
4001 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4002 (sse4_2_pcmpestri): Likewise.
4003 (sse4_2_pcmpestrm): Likewise.
4004 (sse4_2_pcmpistri): Likewise.
4005 (sse4_2_pcmpistrm): Likewise.
4007 (aeskeygenassist): Likewise.
4009 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4011 * config/i386/predicates.md (vzeroall_operation): New.
4013 * config/i386/sse.md (avx_vzeroall): New.
4014 (*avx_vzeroall): Likewise.
4016 2008-08-28 Paul Brook <paul@codesourcery.com>
4017 Mark Shinwell <shinwell@codesourcery.com>
4018 Richard Earnshaw <richard.earnshaw@arm.com>
4020 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4021 (TARGET_MIN_ANCHOR_OFFSET): New.
4022 (arm_override_options): Set correct anchor ranges for Thumb-1
4023 and Thumb-2 if required.
4024 (legitimize_pic_address): Handle case involving a TLS symbol
4025 reference with an addend.
4026 (arm_optimization_options): Enable section anchors at -O1 and
4028 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4029 * config/arm/arm-protos.h (arm_optimization_options): New.
4031 2008-08-28 Nick Clifton <nickc@redhat.com>
4033 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4034 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4037 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4038 * config/v850/v850.md (return): Remove frame size restriction.
4040 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4042 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4044 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4046 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4048 2008-08-28 Paul Brook <paul@codesourcery.com>
4050 * config/arm/vfp11.md: Update license notice.
4051 * config/arm/cortex-r4.md: Ditto.
4053 2008-08-28 Richard Guenther <rguenther@suse.de>
4055 PR tree-optimization/37207
4056 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4059 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4062 * tree.c (int_fits_type_p): Don't forget unsigned integers
4063 of type sizetype which higher end word equals -1.
4065 2008-08-28 Ira Rosen <irar@il.ibm.com>
4067 * target.h (struct vectorize): Add new target builtin.
4068 * tree-vectorizer.c (destroy_loop_vec_info): Call
4069 vect_free_slp_instance instead of vect_free_slp_node.
4070 * tree-vectorizer.h (enum slp_load_perm_type): New.
4071 (struct _slp_instance): Add new fields.
4072 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4073 (SLP_INSTANCE_LOADS): New.
4074 (vect_free_slp_tree): Remove.
4075 (vect_free_slp_instance): Declare.
4076 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4077 (vectorizable_load): Add argument.
4078 (vect_transform_slp_perm_load): New.
4079 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4081 (vect_get_place_in_interleaving_chain): New function.
4082 (vect_free_slp_tree): Make static.
4083 (vect_free_slp_instance): New function.
4084 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4085 collect the load location in the interleaving chain.
4086 (vect_supported_slp_permutation_p): New function.
4087 (vect_supported_load_permutation_p): Likewise.
4088 (vect_analyze_slp_instance): In case of loads permutation, call
4089 vect_supported_load_permutation_p to check that the permutation is
4091 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4092 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4093 (vect_create_mask_and_perm): New function.
4094 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4095 (vectorizable_load): Add an argument. Don't keep the created vectors
4096 statements in the node if permutation is required. Call
4097 vect_transform_slp_perm_load to generate the permutation.
4098 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4099 additional argument.
4100 (vect_schedule_slp_instance): In case of loads permutation, allocate
4101 vectorized statements structure for all the related SLP nodes. Call
4102 vect_transform_stmt with addditional argument.
4103 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4104 * config/spu/spu.c (spu_builtin_vec_perm): New.
4105 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4106 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4107 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4108 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4110 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4112 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4113 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4114 __gthread_cond_signal, __gthread_cond_timedwait,
4115 __gthread_cond_timedwait_recursive): New functions.
4116 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4118 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4121 2008-08-28 Richard Guenther <rguenther@suse.de>
4124 * fold-const.c (maybe_canonicalize_comparison_1): Require
4125 undefined overflow only for canonicalizing A +- CST cmp CST.
4126 Make sure to not generate new constants that are not inside
4127 their TYPE_MIN/MAX_VALUE range.
4128 (maybe_canonicalize_comparison): Remove undefined overflow
4130 (fold_binary): Remove now duplicate folding.
4132 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4134 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4135 use not updated in the last change.
4137 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4139 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4140 (IRA_COVER_CLASSES): Add FPUL_REGS.
4142 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4145 * c-common.c (conversion_warning): Check for null operands.
4147 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4150 * c-decl.c (check_for_loop_decls): Improve error message. Give
4153 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4156 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4157 (convert_for_assignment): Pass corrent OPT_W* parameter to
4158 WARN_FOR_ASSIGNMENT.
4160 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4163 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4165 2008-08-27 Paul Brook <paul@codesourcery.com>
4167 * config.gcc: Loosen checks for arm uclinux eabi targets.
4169 2008-08-27 Paul Brook <paul@codesourcery.com>
4171 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4173 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4175 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4177 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
4178 the enumerators of an ENUMERAL_TYPE.
4179 * dbxout.c (dbxout_type): Ditto.
4181 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
4184 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
4185 (fwprop_addr): Check that the loop_father is not the outer loop.
4187 2008-08-26 Paul Brook <paul@codesourcery.com>
4189 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
4190 Remove documentation entry for fmul type.
4191 Use fmuls to annotate single-precision multiplication patterns,
4192 fmuld to annotate double-precision multiplication patterns,
4193 fmacs to annotate single-precision multiply-accumulate patterns
4194 and fmacd to annotate double-precision multiply-accumulate patterns.
4195 * config/arm/vfp11.md: Update reservations accordingly.
4196 * config/arm/arm.md: Note that certain values of the "type"
4197 attribute are documented in vfp.md.
4198 * config/arm/arm1020e.md: Remove out of date duplicate comment.
4199 (v10_cvt): Use new fmul types.
4201 2008-08-26 Paul Brook <paul@codesourcery.com>
4203 * config/arm/vfp.md: Move pipeline description for VFP11 to...
4204 * config/arm/vfp11.md: ...here. New.
4205 * config/arm/arm.md: Include vfp11.md.
4207 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
4209 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
4210 parameter to inform call.
4212 2008-08-26 Jeff Law <law@redhat.com>
4214 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
4215 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
4216 preferred class when copying a constant into a partial word register.
4218 2008-08-26 Ben Elliston <bje@au.ibm.com>
4220 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
4221 * cp/typeck.c: Likewise.
4222 * cp/tree.c: Likewise.
4223 * gimple-low.c: Likewise.
4226 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
4228 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
4229 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
4231 * doc/passes.texi: Describe IRA.
4233 * doc/tm.texi (IRA_COVER_CLASSES,
4234 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
4236 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
4237 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
4238 -fira-propagate-cost, -fno-ira-share-save-slots,
4239 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
4241 * flags.h (ira_algorithm): New enumeration.
4242 (flag_ira_algorithm, flag_ira_verbose): New external variable
4245 * postreload.c (gate_handle_postreload): Don't do post reload
4246 optimizations unless the reload is completed.
4248 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
4251 * tree-pass.h (pass_ira): New external variable declaration.
4253 * reload.h: Add 2008 to the Copyright.
4255 * cfgloopanal.c: Include params.h.
4256 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
4259 * params.h (IRA_MAX_LOOPS_NUM): New macro.
4261 * toplev.c (ira.h): New include.
4262 (flag_ira_algorithm, flag_ira_verbose): New external variables.
4263 (backend_init_target): Call ira_init.
4264 (backend_init): Call ira_init_once.
4265 (finalize): Call finish_ira_once.
4267 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
4268 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
4271 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
4272 may_move_out_cost): New external variable declarations.
4273 (move_table): New typedef.
4275 * caller-save.c: Include headers output.h and ira.h.
4276 (no_caller_save_reg_set): New global variable.
4277 (save_slots_num, save_slots): New variables.
4278 (reg_save_code, reg_restore_code, add_stored_regs): Add
4280 (init_caller_save): Set up no_caller_save_reg_set.
4281 (init_save_areas): Reset save_slots_num.
4282 (saved_hard_reg): New structure.
4283 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
4284 (initiate_saved_hard_regs, new_saved_hard_reg,
4285 finish_saved_hard_regs, saved_hard_reg_compare_func): New
4287 (setup_save_areas): Add code for sharing stack slots.
4288 (all_blocks): New variable.
4289 (save_call_clobbered_regs): Process pseudo-register too.
4290 (mark_set_regs): Process pseudo-register too.
4291 (insert_one_insn): Put the insn after bb note in a empty basic
4292 block. Add insn check.
4294 * global.c (eliminable_regset): Make it external.
4295 (mark_elimination): Use DF_LR_IN for IRA.
4296 (pseudo_for_reload_consideration_p): New.
4297 (build_insn_chain): Make it external. Don't ignore spilled
4298 pseudos for IRA. Use pseudo_for_reload_consideration_p.
4299 (gate_handle_global_alloc): New function.
4300 (pass_global_alloc): Add the gate function.
4302 * opts.c (decode_options): Set up flag_ira. Print the warning for
4304 (common_handle_option): Process -fira-algorithm and -fira-verbose.
4306 * timevar.def (TV_IRA, TV_RELOAD): New passes.
4308 * regmove.c (regmove_optimize): Don't do replacement of output for
4311 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
4312 New external variable declarations.
4314 * local-alloc.c (update_equiv_regs): Make it external. Return
4315 true if jump label rebuilding should be done. Rescan new_insn for
4317 (gate_handle_local_alloc): New function.
4318 (pass_local_alloc): Add the gate function.
4320 * alias.c (value_addr_p, stack_addr_p): New functions.
4321 (nonoverlapping_memrefs_p): Use them for IRA.
4323 * common.opt (fira, fira-algorithm, fira-coalesce,
4324 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
4325 fira-verbose): New options.
4327 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
4328 move_cost, may_move_in_cost, may_move_out_cost): Make the
4330 (move_table): Remove typedef.
4331 (init_move_cost): Make it external.
4332 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
4335 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
4336 setup_reg_classes): New function prototypes.
4337 (eliminable_regset): New external variable declaration.
4338 (build_insn_chain, update_equiv_regs): New function prototypes.
4340 * Makefile.in (IRA_INT_H): New definition.
4341 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
4342 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
4343 (reload1.o, toplev.o): Add dependence on ira.h.
4344 (cfgloopanal.o): Add PARAMS_H.
4345 (caller-save.o): Add dependence on output.h and ira.h.
4346 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
4347 ira-emit.o, ira-lives.o): New entries.
4349 * passes.c (pass_ira): New pass.
4351 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
4353 * reload1.c (ira.h): Include the header.
4354 (changed_allocation_pseudos): New bitmap.
4355 (init_reload): Initiate the bitmap.
4356 (compute_use_by_pseudos): Permits spilled registers in FROM.
4357 (temp_pseudo_reg_arr): New variable.
4358 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
4359 IRA. Call alter_reg with the additional parameter. Don't clear
4360 spilled_pseudos for IRA. Restore original insn chain for IRA.
4361 Clear changed_allocation_pseudos at the end of reload.
4362 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
4363 (hard_regno_to_pseudo_regno): New variable.
4364 (count_pseudo): Check spilled pseudos. Set up
4365 hard_regno_to_pseudo_regno.
4366 (count_spilled_pseudo): Check spilled pseudos. Update
4367 hard_regno_to_pseudo_regno.
4368 (find_reg): Use better_spill_reload_regno_p. Check
4369 hard_regno_to_pseudo_regno.
4370 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
4372 (eliminate_regs_1): Use additional parameter for alter_reg.
4373 (finish_spills): Set up pseudo_previous_regs only for spilled
4374 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
4375 more arguments. Don't clear live_throughout and dead_or_set for
4376 spilled pseudos. Use additional parameter for alter_reg. Call
4377 mark_allocation_change. Set up changed_allocation_pseudos.
4378 Remove sanity check.
4379 (emit_input_reload_insns, delete_output_reload): Use additional
4380 parameter for alter_reg. Call mark_allocation_change.
4381 (substitute, gen_reload_chain_without_interm_reg_p): New
4383 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
4385 * testsuite/gcc.dg/20080410-1.c: New file.
4387 * config/s390/s390.h (IRA_COVER_CLASSES,
4388 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
4390 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
4392 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
4394 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
4396 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
4398 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
4400 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
4402 2008-08-24 Jeff Law <law@redhat.com>
4403 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
4404 when ignoring unavailable registers.
4406 2008-08-24 Jeff Law <law@redhat.com>
4407 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
4408 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
4409 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
4410 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
4412 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
4413 * ira-build.c (allocno_range_compare_func): Stabilize sort.
4415 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
4416 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
4417 * reload1.c (find_reg): Process registers in register allocation order.
4419 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4420 * toplev.c (backend_init_target): Move ira_init call from
4422 (lang_dependent_init_target): ...to here.
4424 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4425 * ira.c (setup_class_subset_and_memory_move_costs): Don't
4426 calculate memory move costs for NO_REGS.
4428 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
4429 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
4430 STACK_REGS is defined.
4432 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4433 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
4435 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
4436 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
4438 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
4439 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
4440 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
4443 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
4444 Dorit Nuzman <dorit@il.ibm.com>
4446 * gcc/config/spu/spu.md (vec_extract_evenv4si,
4447 vec_extract_evenv4sf, vec_extract_evenv8hi,
4448 vec_extract_evenv16qi, vec_extract_oddv4si,
4449 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
4450 vec_interleave_highv4sf, vec_interleave_lowv4sf,
4451 vec_interleave_highv4si, vec_interleave_lowv4si,
4452 vec_interleave_highv8hi, vec_interleave_lowv8hi,
4453 vec_interleave_highv16qi, vec_interleave_lowv16qi,
4454 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
4456 2008-08-25 Janis Johnson <janis187@us.ibm.com>
4459 * config/rs6000/rs6000.c (optimization_options): Don't default to
4460 section anchors without toplevel reorder.
4462 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4464 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
4465 (mfc_end_critical_section): Likewise.
4467 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4469 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
4470 all type qualifiers from element type to vector type.
4472 2008-08-25 David Daney <ddaney@avtrex.com>
4474 * config/mips/mips.md (immediate_insn): Move up in file, fix
4475 comment typo, reformat.
4476 (fetchop_bit, atomic_hiqi_op memory_barrier,
4477 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
4478 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
4479 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
4480 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
4481 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
4482 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
4483 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
4484 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
4485 sync_old_nand<mode>, sync_new_nand<mode>,
4486 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
4487 test_and_set_12): Moved to sync.md.
4489 * config/mips/sync.md: New file.
4491 2008-08-25 Richard Henderson <rth@redhat.com>
4493 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
4494 (regsave): Likewise.
4495 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
4496 (output_cfi_directive): Likewise.
4497 (div_data_align): New.
4498 (output_cfi): Use it.
4500 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
4502 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
4503 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
4504 (TARGET_OCTEON): New macro.
4505 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
4506 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
4507 (ISA_HAS_POP): New macro.
4508 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4510 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4512 * config/mips/mips.md (cpu): Add octeon.
4513 (type): Add pop attribute value.
4514 (popcount<mode>2): New pattern.
4515 * doc/invoke.texi (-march=@var{arch}): Add octeon.
4517 2008-08-24 Jan Hubicka <jh@suse.cz>
4519 * doc/invoke.texi (-fipa-cp-clone): New option.
4520 (-fipa-cp): Update docs.
4521 (--param ipcp-unit-growth):New.
4522 * ipa-cp.c: Include fibheap.h, params.h
4523 (ipcp_initialize_node_lattices): When not cloning, all externally
4524 visible functions are bottom.
4525 (ipcp_need_redirect_p): Accept clones.
4526 (ipcp_insert_stage): Use cost driven heuristics.
4527 (max_count, dead_nodes): New static vars.
4528 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
4529 ipcp_const_param_count): New functions.
4530 * common.opt (ipa-cp-clone): New command line option.
4531 * params.def (ipcp-unit-growth): New.
4533 2008-08-24 Jan Hubicka <jh@suse.cz>
4535 * tree-inline.c (tree_function_versioning): Look harder
4536 for referenced vars.
4538 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
4540 PR tree-optimization/37185
4541 * matrix-reorg.c (transform_access_sites): Update changed stmt.
4543 2008-08-23 Jan Hubicka <jh@suse.cz>
4545 * ipa-cp.c (ipcp_analyze_node): New function.
4546 (ipcp_update_cloned_node): Use it.
4547 (ipcp_init_stage): Likewise.
4548 * ipa-inline.c (function_insertion_hook_holder): New static var.
4549 (analyze_function): Break out from ....
4550 (inline_generate_summary): Here; register insertion hook.
4551 (cgraph_decide_inlining): Remove hook.
4552 (add_new_function): New function.
4554 2008-08-23 Jan Hubicka <jh@suse.cz>
4556 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
4558 2008-08-23 Jan Hubicka <jh@suse.cz>
4560 * ipa-cp.c (constant_val_insert): Remove.
4561 (ipcp_propagate_one_const): Remove.
4562 (ipcp_create_replace_map): Always insert replacements to the map.
4563 (ipcp_insert_stage): Do not try to insert statements by hand.
4564 * tree-inline.c (insert_init_stmt): Break out from ...
4565 (setup_one_parameter): ... here; allow NULL BB pointer.
4566 (tree_function_versioning): Use setup_one_parameter to process
4569 2008-08-23 Jan Hubicka <jh@suse.cz>
4571 * tree.c (decl_address_ip_invariant_p): New function.
4572 * tree.h (decl_address_ip_invariant_p): Declare.
4573 * gimple.c (strip_invariant_refs): Break out from ...
4574 (is_gimple_invariant_address): ... here
4575 (is_gimple_ip_invariant_address): New function.
4576 (is_gimple_ip_invariant): New function.
4577 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
4580 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
4581 (ipcp_lat_is_insertable): All constants are insertable.
4582 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
4583 IPA_CONST_VALUE_REF.
4584 (ipcp_initialize_node_lattices): Propagate all types of operands.
4585 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
4586 (ipcp_create_replace_map): Reformat.
4587 (ipcp_need_redirect_p): Simplify.
4588 (ipcp_insert_stage): Check that argument is used before clonning.
4589 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
4591 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
4592 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
4593 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
4594 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
4595 (jump_func_type): Remove IPA_CONST_VALUE_REF.
4596 * tree-inline.c (tree_function_versioning): Add variables referenced
4599 2008-08-23 Jan Hubicka <jh@suse.cz>
4602 * i386.c (standard_80387_constant_p): Use optimize_size.
4604 2008-08-23 Ira Rosen <irar@il.ibm.com>
4606 PR tree-optimization/37161
4607 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
4608 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
4609 (vect_determine_vectorization_factor): Move the scalar type
4610 retrieval to vect_get_smallest_scalar_type.
4611 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
4612 scalar type. Remove redundant computation.
4613 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
4614 (vect_get_slp_defs): Take the type of RHS into account if
4615 necessary by calling vect_get_smallest_scalar_type. Call
4616 vect_get_constant_vectors with additional argument.
4618 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4621 * doc/invoke.texi (Wwrite-strings): Clarify description.
4623 2008-08-23 Ira Rosen <irar@il.ibm.com>
4625 PR tree-optimization/37174
4626 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
4627 def stmt is a part of the loop before accessing its stmt_vec_info.
4629 2008-08-22 Anatoly Sokolov <aesok@post.ru>
4632 * config/avr/avr.md (UNSPEC_SWAP): New constants.
4633 (*swap): New insn pattern.
4634 (*ashlqi3): Rename from ashlqi3 insn pattern.
4635 (ashlqi3): New expanders.
4636 (*lshrqi3): Rename from lshrqi3 insn pattern.
4637 (lshrqi3): New expanders.
4638 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
4639 lshrqi3_const5, lshrqi3_const6): New splitters.
4640 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
4641 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
4644 2008-08-22 Richard Guenther <rguenther@suse.de>
4646 PR tree-optimization/37078
4647 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
4648 [+INF, +INF] ranges.
4650 2008-08-22 Richard Guenther <rguenther@suse.de>
4652 PR tree-optimization/37143
4653 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
4654 a conversion statement instead of a copy.
4656 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
4659 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
4660 CCCmode, CCOmode and CCSmode destination modes.
4663 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
4664 from different units in a single alternative.
4665 (*vec_extractv2sf_1): Ditto.
4666 (*vec_extractv2si_0): Ditto.
4667 (*vec_extractv2si_1): Ditto.
4668 * config/i386/sse.md (sse2_storehpd): Ditto.
4669 (sse2_storelpd): Ditto.
4670 (sse2_loadhpd): Ditto.
4671 (sse2_loadlpd): Ditto.
4674 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
4675 (popcountsi2): Ditto.
4676 (clzdi2_abm): Ditto.
4677 (popcountdi2): Ditto.
4678 (clzhi2_abm): Ditto.
4679 (popcounthi2): Ditto.
4681 2008-08-22 Richard Guenther <rguenther@suse.de>
4685 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
4686 if the multiplication does not overflow.
4688 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
4690 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
4692 2008-08-21 Richard Henderson <rth@redhat.com>
4694 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
4695 spurrious comma from test.
4696 * configure: Rebuild.
4698 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4701 * builtins.c (fold_builtin_next_arg): Add warning about undefined
4704 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
4706 * c-tree.h (grokfield): New argument.
4707 * c-decl.c (grokfield): Handle new location argument.
4708 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
4710 2008-08-21 Richard Guenther <rguenther@suse.de>
4712 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
4714 2008-08-21 Jan Hubicka <jh@suse.cz>
4716 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
4717 (cgraph_add_function_insertion_hook,
4718 cgraph_remove_function_insertion_hook,
4719 cgraph_call_function_insertion_hooks): New functions.
4720 * cgraph.h (cgraph_add_function_insertion_hook,
4721 cgraph_remove_function_insertion_hook,
4722 cgraph_call_function_insertion_hooks): Declare.
4723 * ipa-reference.c (function_insertion_hook_holder): New variable.
4724 (check_operand, look_for_address_of): When checking late, do not care
4725 about module bitmaps.
4726 (add_new_function): New function.
4727 (generate_summary): Register hooks; zero module bitmaps.
4728 (propagate): Unregister hooks.
4729 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
4730 (add_new_function): New function.
4731 (generate_summary): Register hook.
4732 (propagate): Remove hook.
4734 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
4736 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
4737 * ipa-cp.c (ipcp_update_cloned_node): New function.
4738 (build_const_val): Handle functions correctly; bring type logic
4739 into sync with tree-inline.c
4740 (ipcp_init_stage): Take care of computing stuff needed by
4741 indirect inlining; update clones.
4742 (ipcp_generate_summary): Break out of ipcp_driver.
4743 (ipcp_driver): Do only execution and transformation.
4744 (pass_ipa_cp): Make IPA_PASS.
4745 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
4747 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
4748 ipcp, some info is already available.
4749 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
4750 * tree-inline.c (remap_ssa_name): Unshare expression.
4752 2008-08-21 Richard Guenther <rguenther@suse.de>
4754 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
4755 a PHI ask VN if it is already available.
4756 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
4757 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
4759 2008-08-21 Richard Guenther <rguenther@suse.de>
4762 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
4763 makes sure to produce a result of the correct type.
4765 2008-08-21 Jan Hubicka <jh@suse.cz>
4766 Backport from LTO branch:
4768 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4769 Jan Hubicka <jh@suse.cz>
4772 (init_state, finish_state, set_function_state, generate_summary):
4774 (scan_stmt): Renamed from scan_function. Changed to keep state in
4775 local static vars rather than cgraph aux field.
4776 (propagate): Renamed from static_execute. Changed to keep state in
4777 local static vars rather than cgraph aux field.
4778 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
4779 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
4781 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4783 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
4784 * ipa-reference.c (init_function_info, generate_summary,
4785 propagate): New functions.
4786 (analyze_function): Call init_function_info.
4787 (static_execute): Stripped into generate_summary and propagate.
4788 (pass_ipa_reference): Made into ipa_opt_pass.
4790 2008-08-21 Richard Guenther <rguenther@suse.de>
4792 PR tree-optimization/37181
4793 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
4795 (extract_range_from_unary_expr): Likewise.
4797 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4799 * diagnostic.c (pedwarn_at): Rename as pedwarn.
4801 * toplev.h (pedwarn_at): Likewise.
4802 * builtins.c: Update all calls to pedwarn.
4803 * c-lex.c: Likewise.
4804 * toplev.c: Likewise.
4805 * c-tree.h: Likewise.
4806 * c-decl.c: Likewise.
4807 * c-errors.c: Likewise.
4808 * c-typeck.c: Likewise.
4809 * c-common.c: Likewise.
4810 * c-parser.c: Likewise.
4812 2008-08-20 Joseph Myers <joseph@codesourcery.com>
4815 * config/sparc/sparc.c (function_arg_slotno): Handle structure
4816 with MODE_VECTOR_INT mode.
4818 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4821 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
4822 initialized outside the current module.
4823 (warn_uninitialized_var): Ignore left-hand side when walking the
4824 trees. Ignore address expressions. Examine VUSE operands in gimple
4825 statements with a variable declaration on the right-hand side.
4827 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
4830 * rtlanal.c (subreg_offset_representable_p): Revert last change.
4832 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4835 * c-common.c (conversion_warning): Do not warn if applying bit-and
4836 operator to unsigned constant that fits in the target type.
4838 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4841 * c-common.c (conversion_warning): Do not warn for artificial
4844 2008-08-20 Richard Guenther <rguenther@suse.de>
4846 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
4847 (extract_range_from_binary_expr): Fall back to constant propagation.
4848 (extract_range_from_unary_expr): Likewise.
4850 2008-08-20 Richard Guenther <rguenther@suse.de>
4852 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
4853 with TREE_THIS_VOLATILE on shared nodes.
4854 (fold_stmt_r): Likewise.
4856 2008-08-20 Jakub Jelinek <jakub@redhat.com>
4859 * c-parser.c (c_parser_attributes): For keywords use canonical
4860 spelling for attr_name.
4862 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4864 * value-prof.c (check_counter): Revert wrong call to error.
4866 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4868 * profile.c: Update calls to inform.
4869 * value-prof.c: Update calls to inform.
4871 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4873 * diagnostic.c (inform): Add an explicit location_t parameter.
4874 * toplev.h (inform): Update declaration.
4875 * builtins.c: Update all calls to inform.
4876 * c-common.c: Likewise.
4877 * c-decl.c: Likewise.
4878 * c-opts.c: Likewise.
4879 * c-pch.c: Likewise.
4880 * c-pragma.c: Likewise.
4881 * c-typeck.c: Likewise.
4882 * coverage.c: Likewise.
4884 * toplev.c: Likewise.
4885 * tree-cfg.c: Likewise.
4886 * tree-ssa.c: Likewise.
4888 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
4891 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
4892 V2DI mode, for SSE4.1, use movq instead of vector set if the
4893 second element is zero and inter-unit moves are OK.
4895 2008-08-20 Richard Guenther <rguenther@suse.de>
4897 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
4898 properly handle conversion/copy chains after tuplification.
4900 2008-08-20 Richard Guenther <rguenther@suse.de>
4902 * passes.c (init_optimization_passes): Move the second
4903 forwprop pass before alias computation. Remove the second
4904 DCE pass. Remove the first dominator and phi copy/const
4907 2008-08-20 Nick Clifton <nickc@redhat.com>
4909 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
4910 support of this feature. Do not assume that a sufficiently new
4911 assembler will support the feature regardless of the target type.
4912 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
4913 * configure: Regenerate.
4915 2008-08-20 Richard Guenther <rguenther@suse.de>
4917 * tree-vrp.c (found_in_subgraph): Remove.
4918 (live): New global static.
4919 (live_on_edge): New function.
4920 (blocks_visited): Remove.
4921 (register_edge_assert_for_2): Use live_on_edge.
4922 (find_conditional_asserts): Remove code dealing with
4923 found_in_subgraph. Do not walk the CFG.
4924 (find_switch_asserts): Likewise.
4925 (find_assert_locations_1): Renamed from find_assert_locations.
4926 Move finding assert locations for conditional and switch
4927 statements first. Update live bitmap. Do not walk the CFG.
4928 (find_assert_locations): New function.
4929 (insert_range_assertions): Remove entry of CFG walk.
4930 Adjust call to find_assert_locations.
4931 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
4932 that only can appear because of fake exit edges but assert we
4933 never try to insert on those.
4934 (fini_pre): Do not remove fake exit edges here...
4935 (execute_pre): ...but here, before committing edge inserts.
4937 2008-08-19 Richard Guenther <rguenther@suse.de>
4939 * passes.c (init_optimization_passes): Exchange store-ccp
4942 2008-08-19 Rafael Espíndola <espindola@google.com>
4944 * varasm.c (weak_decls): Move earlier in the file.
4945 (assemble_external): Add weak decls to the weak_decls list.
4946 (declare_weak): Don't add decls to the weak_decls list.
4948 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
4951 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
4952 before (sse2_shufpd_<mode>).
4954 2008-08-19 Jakub Jelinek <jakub@redhat.com>
4957 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
4958 * tree.c (block_nonartificial_location): Likewise.
4960 2008-08-19 Richard Guenther <rguenther@suse.de>
4962 PR tree-optimization/35972
4963 PR tree-optimization/23094
4964 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
4966 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
4967 handle MISALIGNED_INDIRECT_REF.
4968 (get_ref_from_reference_ops): New helper.
4969 (vn_reference_lookup_pieces): Walk the use-def chain using the
4970 alias-oracle if requested.
4971 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
4972 walking the use-def chain.
4973 (compute_avail): But not here.
4974 (create_component_ref_by_pieces_1): Properly handle
4975 MISALIGNED_INDIRECT_REF.
4976 (do_regular_insertion): Handle fully redundant
4977 expressions after PHI-translation also for SSA_NAME values, not
4978 only constants. Correctly use edoubleprime for that.
4980 2008-08-19 Ira Rosen <irar@il.ibm.com>
4982 * tree-vectorizer.c (supportable_widening_operation): Support
4983 multi-step conversion, return the number of steps in such conversion
4984 and the required intermediate types.
4985 (supportable_narrowing_operation): Likewise.
4986 * tree-vectorizer.h (vect_pow2): New function.
4987 (supportable_widening_operation): Change argument types.
4988 (supportable_narrowing_operation): Likewise.
4989 (vectorizable_type_promotion): Add an argument.
4990 (vectorizable_type_demotion): Likewise.
4991 * tree-vect-analyze.c (vect_analyze_operations): Call
4992 vectorizable_type_promotion and vectorizable_type_demotion with
4993 additional argument.
4994 (vect_get_and_check_slp_defs): Detect patterns.
4995 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
4997 (vect_analyze_slp_instance): Don't fail in case of multiple types.
4998 Call vect_build_slp_tree with correct arguments. Calculate unrolling
4999 factor according to the smallest type in the loop.
5000 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5001 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5002 supportable_widening_operation with correct arguments.
5003 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5004 operands lists according to the number of vector statements in left
5005 or right node, if exists.
5006 (vect_gen_widened_results_half): Remove unused argument.
5007 (vectorizable_conversion): Call supportable_widening_operation,
5008 supportable_narrowing_operation, and vect_gen_widened_results_half
5009 with correct arguments.
5010 (vectorizable_assignment): Change documentation, support multiple
5012 (vectorizable_operation): Likewise.
5013 (vect_get_loop_based_defs): New function.
5014 (vect_create_vectorized_demotion_stmts): Likewise.
5015 (vectorizable_type_demotion): Support loop-aware SLP and general
5016 multi-step conversion. Call vect_get_loop_based_defs and
5017 vect_create_vectorized_demotion_stmts for transformation.
5018 (vect_create_vectorized_promotion_stmts): New function.
5019 (vectorizable_type_promotion): Support loop-aware SLP and general
5020 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5022 (vectorizable_store): Change documentation, support multiple
5024 (vectorizable_load): Likewise.
5025 (vect_transform_stmt): Pass SLP_NODE to
5026 vectorizable_type_promotion and vectorizable_type_demotion.
5027 (vect_schedule_slp_instance): Move here the calculation of number
5028 of vectorized statements for each node from...
5029 (vect_schedule_slp): ... here.
5030 (vect_transform_loop): Call vect_schedule_slp without the last
5033 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5036 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5037 to == in assert statement.
5038 (vectorizable_reduction): Fix typo.
5040 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5043 * value-prof.c (check_counter): Dereference pointer to overall
5044 count when printing it.
5046 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5048 * profile.h: Really add it.
5050 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5052 * mcf.c: Really add it.
5054 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5055 Vinodha Ramasamy <vinodha@google.com>
5057 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5059 * value-prof.c (check_counter): Fix the counter if
5060 flag_profile_correction is true.
5061 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5062 tree_mod_subtract_transform):
5063 Follow check_counter parameter change.
5064 * common.opt (fprofile-correction): New option.
5066 * profile.h: Likewise.
5067 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5068 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5069 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5071 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5072 flag_profile_correction is set.
5074 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5076 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5078 2008-08-18 Tomas Bily <tbily@suse.cz>
5080 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5081 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5083 * tree-data-ref.c (split_constant_offset_1): Likewise.
5084 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5085 * tree-sra.c (sra_walk_expr): Likewise.
5086 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5087 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5088 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5089 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5091 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5092 * tree-vect-transform.c (vectorizable_type_demotion)
5093 (vectorizable_type_promotion): Likewise.
5094 * tree-inline.c (expand_call_inline):
5095 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5096 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5097 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5098 * expr.c (expand_expr_real_1): Likewise.
5099 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5100 (gimple_assign_unary_useless_conversion_p): Likewise.
5101 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5102 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5103 * fold-const.c (fold_unary): Likewise.
5104 * tree.h (CONVERT_EXPR_P): Likewise.
5105 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5106 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5108 (register_edge_assert_for_2, extract_range_from_unary_expr)
5109 (register_edge_assert_for_1): Likewise.
5111 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5113 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5114 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5115 (enum real_value_const): Delete.
5116 (get_real_const): Delete.
5117 * real.c (get_real_const): Delete.
5118 (dconst_e_ptr): Define.
5119 (dconst_third_ptr): Define.
5120 (dconst_sqrt2_ptr): Define.
5121 * builtins.c: Update all callers.
5123 2008-08-18 Richard Guenther <rguenther@suse.de>
5125 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5126 statement iterator after statement removal.
5128 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5130 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5131 (detect_processor_freebsd): Likewise.
5132 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5134 2008-08-18 Richard Guenther <rguenther@suse.de>
5136 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5137 and loads have the correct types.
5139 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5142 * c-opts.c (cpp_opts): Remove static.
5143 * c-parser.c (cpp_opts): Declare it extern.
5144 (disable_extension_diagnostics): Handle cpp options.
5145 (enable_extension_diagnostics): Likewise.
5147 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5149 * diagnostics.c (permerror_at): Rename as permerror.
5150 (permerror): Delete.
5151 * toplev.h: Likewise.
5153 2008-08-18 Richard Guenther <rguenther@suse.de>
5155 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5156 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5157 Move call_cdce before build_alias. Move copyrename2,
5158 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5159 right after final inlining.
5160 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
5161 (pass_build_cfg): But instead via TODO_dump_func.
5163 2008-08-18 Richard Guenther <rguenther@suse.de>
5165 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5167 (scalarize_init): If we failed to generate some initializers
5168 do not generate zeros for not instantiated members. Instead
5169 rely on the copy out.
5170 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5171 about missing flow-sensitive alias info only if we have
5174 2008-08-17 Nick Clifton <nickc@redhat.com>
5176 * doc/extend.texi (Function Attributes): Fix typo in description
5177 if hot function attribute.
5179 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
5180 Richard Sandiford <rdsandiford@googlemail.com>
5182 * doc/install.texi (--with-mips-plt): Document.
5183 * doc/invoke.texi (-mplt, -mno-plt): Document.
5184 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
5185 and handle ${with_mips_plt}.
5186 * config/mips/mips.opt (mplt): New option.
5187 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
5188 (TARGET_ABICALLS_PIC2): Likewise.
5189 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
5190 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
5191 (ASM_SPEC): Use !mabi=* instead of !mabi*.
5192 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
5193 to decide whether to output ".option picX" directives.
5194 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
5195 Pass -call_nonpic rather than -KPIC for -mplt.
5196 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
5197 on the command line. Also remove it when -mabi=64 is used without
5199 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
5200 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
5201 TARGET_ABICALLS_PIC0.
5202 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
5204 (mips16_build_function_stub): Only output ".option pic" directives
5205 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
5206 (mips16_build_call_stub): Fix comment and remove redundant
5207 ".set at"/"set .noat" directives.
5208 (mips_function_rodata_section): Use the default behaviour for
5209 TARGET_ABSOLUTE_ABICALLS.
5210 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
5211 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
5212 (mips_restore_gp): Do nothing if the current function doesn't use
5214 (mips_expand_prologue): Only save $gp if the current function uses it.
5215 Use a normal move for TARGET_ABICALLS_PIC0.
5216 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
5218 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
5220 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
5221 of function when handling GLOBAL_POINTER_REGNUM.
5223 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
5226 * common.opt (-fstack-check): Do not declare the variable here.
5227 (-fstack-check=): New option variant.
5228 * doc/invoke.texi (Code Gen Options): Document it.
5229 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
5230 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
5231 (STACK_CHECK_STATIC_BUILTIN): New macro.
5232 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
5233 * opts.c: Include expr.h.
5234 (common_handle_option) <OPT_fold_stack_check_>: New case.
5235 <OPT_fstack_check>: Likewise.
5236 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
5237 consistently in the test for variable-sized types. Adjust for
5238 new behaviour of flag_stack_check.
5239 * explow.c: Include except.h.
5240 (allocate_dynamic_stack_space): Do not take into account
5241 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
5242 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
5243 for variable-sized parameters. Treat all parameters whose size is
5244 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
5245 stack checking is enabled.
5246 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
5247 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
5248 if generic stack checking is enabled.
5249 (expand_function_end): Adjust for new behaviour of flag_stack_check.
5250 * reload1.c (reload): Likewise.
5251 * stmt.c (expand_decl): Assert that all automatic variables have
5252 fixed size at this point and remove dead code.
5253 * flags.h (stack_check_type): New enumeration type.
5254 (flag_stack_check): Declare.
5255 * toplev.c (flag_stack_check): New global variable.
5256 * Makefile.in (opts.o): Add dependency on EXPR_H.
5257 (explow.o): Add dependency on except.h.
5259 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
5261 * config/avr/avr.c (avr_override_options): Reduce value of
5262 PARAM_INLINE_CALL_COST.
5264 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
5266 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
5267 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
5268 lieu of TYPE_MODE (type) throughout.
5270 2008-08-15 Joseph Myers <joseph@codesourcery.com>
5272 * config/arm/arm.c (add_minipool_backward_ref): Check for
5273 8-byte-aligned entries in second case of forcing insertion after a
5274 particular entry. Change third case to avoid inserting
5275 non-8-byte-aligned entries before 8-byte-aligned ones.
5277 2008-08-15 Richard Guenther <rguenther@suse.de>
5279 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
5280 strip components for unknown size accesses.
5282 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
5284 * config/s390/2097.md New file.
5285 * config/s390/s390.md ("z10prop" attribute): Define none,
5286 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
5287 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
5288 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
5289 possible values and apply them to insns as appropriate.
5290 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
5291 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
5292 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
5293 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
5294 ("bfp" mode attribute): Removed. Every occurence replaced
5296 * config/s390/s390.c (struct "z10_cost"): Updated entries.
5297 * config/s390/2084.md (insn_reservation "x_itof"): Updated
5300 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5303 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
5306 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
5308 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
5309 additional argument. Support reduction when duplication is needed due
5310 to data-types of different sizes in the loop.
5311 (get_initial_def_for_induction): Fix printout.
5312 (vect_get_vec_def_for_stmt_copy): Support case where the
5313 vec_stmt_for_operand is a phi node.
5314 (vectorizable_reduction): Support reduction when duplication is needed
5315 due to data-types of different sizes in the loop.
5316 (vectorizable_call): Remove restriction to not vectorize in case we
5317 have data-types of different sizes in the loop.
5318 (vectorizable_conversion): Likewise.
5319 (vectorizable_operation): Likewise.
5320 (vectorizable_type_demotion): Likewise.
5321 (vectorizable_type_promotion): Likewise.
5322 (vectorizable_induction): Add restriction to not vectorize in case
5323 we have data-types of different sizes in the loop.
5325 2008-08-14 Christophe Saout <christophe@saout.de>
5326 Uros Bizjak <ubizjak@gmail.com>
5329 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
5330 (*vec_concatv2di_rex64_sse4_1): Ditto.
5331 (*vec_concatv2di_rex64_sse): Ditto.
5333 2008-08-14 Jakub Jelinek <jakub@redhat.com>
5336 * fold-const.c (fold_widened_comparison): Do not allow
5337 sign changes that change the result even if shorter type
5338 is wider than arg1_unw's type.
5340 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
5342 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
5343 Skip if the multilib testing specifies -march that does not
5344 agree with the one specified in the testcase.
5346 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5348 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
5349 zero extend SImode values being converted to TFmode before passing
5352 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5354 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
5355 __PPU__ when targeting the Cell/B.E. PPU processor.
5357 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
5359 * gimple.h (gimple_call_set_chain): Accept SSA variables.
5360 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
5361 Rematerialize the static chain, if any.
5362 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
5365 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5367 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
5368 (new_loc_descr): Likewise.
5369 (add_loc_descr): Likewise.
5370 (size_of_loc_descr): Likewise.
5371 (size_of_locs): Likewise.
5372 (output_loc_operands): Likewise.
5373 (output_loc_sequence): Likewise.
5374 (new_reg_loc_descr): New.
5375 (build_cfa_loc): Use it.
5376 (build_cfa_aligned_loc): Likewise.
5377 (one_reg_loc_descriptor): Likewise.
5378 (based_loc_descr): Likewise.
5380 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5383 * doc/invoke.texi (Wmain): Update.
5384 * c-decl.c (start_decl): warn_main is only 0 or 1.
5385 (start_function): Likewise. Fix formatting.
5386 (finish_function): Delete redundant warning.
5387 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
5388 * c-opts (c_common_handle_option): -Wall only has effect if
5389 warn_main is uninitialized. OPT_Wmain is automatically
5390 handled. -pedantic also enables Wmain.
5391 (c_common_post_options): Handle all logic for Wmain here.
5392 * c-common.c (warn_main): Delete.
5393 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
5394 * c-common.h (warn_main): Delete.
5396 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5399 * expr.c (emit_group_store): Allocate stack temp with the
5400 largest alignment when copying from register to stack.
5402 2008-08-13 Richard Guenther <rguenther@suse.de>
5404 * tree.h (maybe_fold_offset_to_address): Declare.
5405 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
5406 (ccp_fold): Handle pointer conversions the same as fold_stmt.
5407 Likewise for POINTER_PLUS_EXPR.
5408 (maybe_fold_offset_to_reference): Enable disabled code.
5409 (maybe_fold_offset_to_address): New function.
5410 (fold_stmt_r): Use it.
5411 (fold_gimple_assign): Likewise.
5412 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
5413 (gimplify_expr): Likewise.
5415 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5417 * toplev.h (pedwarn_at): Fix declaration.
5419 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5421 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
5422 LINK_SPEC): Use %R in -Y P argument.
5424 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5427 * diagnostic.c (pedwarn_at): New.
5428 * toplev.h (pedwarn_at): Declare.
5429 * c-tree.h (build_enumerator): Update declaration.
5430 * c-decl.c (finish_enum): Update comment.
5431 (build_enumerator): Take a location parameter. Give a pedwarn but do
5432 not perform any conversion.
5433 * c-parser.c (c_parser_enum_specifier): Set correct location for
5436 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5439 * c-common.c (conversion_warning): Use a switch. Ignore boolean
5440 expressions except for conversions to signed:1 bitfields. Handle
5441 COND_EXPR with constant operands.
5443 2008-08-13 Richard Guenther <rguenther@suse.de>
5445 PR tree-optimization/15255
5446 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
5447 (struct oecount_s): New struct and VEC types.
5449 (oecount_hash): New function.
5450 (oecount_eq): Likewise.
5451 (oecount_cmp): Likewise.
5452 (zero_one_operation): New function.
5453 (build_and_add_sum): Likewise.
5454 (undistribute_ops_list): Perform un-distribution of multiplication
5455 and division on the chain of summands.
5456 (should_break_up_subtract): Also break up subtracts for factors.
5457 (reassociate_bb): Delete dead visited statements.
5458 Call undistribute_ops_list. Re-sort and optimize if it did something.
5459 * passes.c (init_optimization_passes): Move DSE before
5461 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
5464 2008-08-12 Janis Johnson <janis187@us.ibm.com>
5466 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
5468 * doc/invoke.texi: Revert unintended checkin.
5470 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
5473 * gcc.c (include_spec_function): Tweak call to find_a_file.
5475 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5478 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
5479 and TRUTH_ORIF_EXPR.
5480 * dojump.c (do_jump): Likewise.
5482 PR tree-optimization/37084
5483 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
5484 if id->regimplify, don't assume stmt is a cast assignment.
5486 2008-08-12 Anatoly Sokolov <aesok@post.ru>
5488 * final.c (final_scan_insn): Use app_enable/app_disable functions.
5490 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5493 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
5496 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5498 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
5499 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
5501 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
5502 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
5503 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
5504 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
5505 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
5507 * doc/tm.texi (Storage Layout): Remove documentation for
5508 TARGET_FLOAT_FORMAT.
5510 * simplify-rtx.c (simplify_binary_operation_1): Replace
5511 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
5513 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5515 * real.h (struct real_format): New member has_sign_dependent_rounding.
5516 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
5517 spu_single_format, ieee_double_format, mips_double_format,
5518 motorola_double_format, ieee_extended_motorola_format,
5519 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5520 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5521 mips_extended_format, ieee_quad_format, mips_quad_format,
5522 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5523 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5525 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5526 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5527 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5528 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5529 (ROUND_TOWARDS_ZERO): Likewise.
5531 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
5532 (FLOAT_MODE_FORMAT): New macro.
5533 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
5534 (MODE_COMPOSITE_P): ... this new macro.
5535 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5536 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
5537 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
5539 * flags.h: Include "real.h".
5541 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
5542 REAL_MODE_FORMAT_COMPOSITE_P.
5543 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
5545 * doc/tm.texi (Storage Layout): Remove documentation of
5546 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5547 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
5548 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
5549 they only apply to libgcc2.a.
5551 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5553 * config/spu/float_disf.c: New file.
5554 * config/spu/float_unsdisf.c: New file.
5555 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
5556 (LIB2FUNCS_EXCLUDE): Define.
5558 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5559 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5561 * real.h (struct real_format): New member round_towards_zero.
5562 * real.c (round_for_format): Respect fmt->round_towards_zero.
5563 (ieee_single_format, mips_single_format, motorola_single_format,
5564 spu_single_format, ieee_double_format, mips_double_format,
5565 motorola_double_format, ieee_extended_motorola_format,
5566 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5567 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5568 mips_extended_format, ieee_quad_format, mips_quad_format,
5569 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5570 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5572 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
5573 real_format to choose rounding mode when calling MPFR functions.
5574 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
5575 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
5577 * real.h (real_to_decimal_for_mode): Add prototype.
5578 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
5579 Respect target rounding mode when generating decimal representation.
5580 (real_to_decimal): New stub for backwards compatibility.
5581 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
5582 real_to_decimal_for_mode instead of real_to_decimal.
5584 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
5586 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5587 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5589 * real.c (spu_single_format): New variable.
5590 * real.h (spu_single_format): Declare.
5592 * config/spu/spu.c (spu_override_options): Install SFmode format.
5593 (spu_split_immediate): Use integer mode to operate on pieces of
5594 floating-point values in all cases.
5596 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
5597 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
5598 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
5600 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5602 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
5604 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5606 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
5608 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5611 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
5612 on the VAR_DECL instead of TYPE_READONLY on its type.
5614 2008-08-12 Ira Rosen <irar@il.ibm.com>
5616 * tree-vectorizer.c: Depend on langhooks.h.
5617 (supportable_widening_operation): Add two arguments. Support double
5619 (supportable_narrowing_operation): Likewise.
5620 * tree-vectorizer.h (supportable_widening_operation): Add two
5622 (supportable_narrowing_operation): Likewise.
5623 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
5624 supportable_widening_operation with correct arguments.
5625 * tree-vect-transform.c (vectorizable_conversion): Likewise.
5626 (vectorizable_type_demotion): Support double type conversions.
5627 (vectorizable_type_promotion): Likewise.
5628 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
5630 2008-08-11 Michael Matz <matz@suse.de>
5632 * i386/i386.c (override_options): Move initialisation from
5633 flag_schedule_insns_after_reload to here from ...
5634 (optimization_options): ... here.
5636 2008-08-11 Jakub Jelinek <jakub@redhat.com>
5638 PR rtl-optimization/36998
5639 * dwarf2out.c (compute_barrier_args_size_1,
5640 compute_barrier_args_size): Temporarily remove assertions.
5642 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5645 * tree-ssa.c (struct walk_data): Add new flag
5646 warn_possibly_uninitialized.
5647 (warn_uninitialized_var): Use it.
5648 (warn_uninitialized_vars): New.
5649 (execute_early_warn_uninitialized): Call it.
5650 (execute_late_warn_uninitialized): Likewise.
5652 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5655 * reload1.c (gen_reload): Guard calls to get_secondary_mem
5658 2008-08-09 Jan Hubicka <jh@suse.cz>
5661 * optabs.c (maybe_emit_unop_insn): Remove produced code if
5663 (expand_fix): Be prepared for expansion to fail.
5664 (expand_sfix_optab): Remove instructions if expansion failed.
5666 2008-08-09 Anatoly Sokolov <aesok@post.ru>
5668 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
5670 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
5671 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5673 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5675 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
5676 mips/t-libgcc-mips16 to tmake_file.
5677 * config/mips/mips-protos.h (mips_call_type): New enum.
5678 (mips_pic_base_register, mips_got_load): Declare.
5679 (mips_restore_gp): Take an rtx argument.
5680 (mips_use_pic_fn_addr_reg_p): Declare.
5681 (mips_expand_call): Replace the sibcall_p argument with
5682 a mips_call_type argument. Add a lazy_p parameter.
5683 (mips_split_call): Declare.
5684 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
5685 (MIPS16_PIC_TEMP): Likewise.
5686 (reg_class): Delete M16_NA_REGS.
5687 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5688 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
5689 (mips_split_hi_p): Declare.
5690 * config/mips/mips.c (mips_split_hi_p): New array.
5691 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
5692 (mips_got_symbol_type_p): New function.
5693 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
5694 (mips16_stub_function_p): New function.
5695 (mips16_local_function_p): Likewise.
5696 (mips_use_pic_fn_addr_reg_p): Likewise.
5697 (mips_cannot_force_const_mem): Return false for HIGHs.
5698 Extend CONST_INT and symbolic handling to MIPS16, using
5699 mips_symbol_insns to check that the base symbol type is a
5700 legitimate constant. Reject GOT-based constants if
5701 TARGET_MIPS16_PCREL_LOADS.
5702 (mips_const_insns): Check targetm.cannot_force_const_mem when
5703 decomposing a symbolic base and a large offset.
5704 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
5705 When calling a function that needs $25 from MIPS16 code,
5706 move the target address into $25 separately and add a USE
5708 (mips16_gp_pseudo_reg): Insert the initializer immediately
5709 before the first real insn.
5710 (mips_pic_base_register, mips_got_load): New functions.
5711 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
5712 parameter to LOW_OUT. Say that it can be any valid SET_SRC
5713 when splitting a load-address operation. Split SYMBOL_GOT_DISP
5714 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
5715 (mips_call_tls_get_addr): Update the call to mips_expand_call,
5716 also passing NULL_RTX rather than const0_rtx as the aux argument.
5717 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
5718 instead of TARGET_EXPLICIT_RELOCS.
5719 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
5720 (mips_load_call_address): Replace the sibcall_p argument with
5721 a mips_call_type argument. Use mips_got_load.
5722 (mips16_local_alias): New structure.
5723 (mips16_local_aliases): New variable.
5724 (mips16_local_aliases_hash): New function.
5725 (mips16_local_aliases_eq): Likewise.
5726 (mips16_local_alias): Likewise.
5727 (mips16_stub_function): Likewise.
5728 (mips16_build_function_stub): Create a local alias for the target
5729 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
5730 .cpload directive and an R_MIPS_NONE relocation for the target
5731 function, then load the alias rather than the function itself.
5732 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
5733 (mips16_copy_fpr_return_value): Use mips16_stub_function and
5734 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
5735 (mips16_build_call_stub): Replace the FN parameter with an
5736 FN_PTR parameter. Force the address into a register if it
5737 isn't a call_insn_operand; don't rely on the caller to do this.
5738 If a call to a locally-defined and locally-binding MIPS16
5739 function must be made indirectly, redirect the call to the
5740 function's local alias. Use mips16_stub_function_p,
5741 mips16_stub_function, mips_expand_call and use_reg.
5742 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
5743 Use explicit %hi and %lo accesses where possible.
5744 Use MIPS_CALL to generate the correct code form of a
5745 jal instruction. Add clobbers of $18 instead of uses.
5746 Update the call to mips_emit_call_insn.
5747 (mips_expand_call): Replace the SIBCALL_P argument with a
5748 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
5749 Take a LAZY_P parameter. Call mips16_build_call_stub first,
5750 allowing it to modify the call address. Update the calls to
5751 mips_load_call_address and mips_emit_call_insn.
5752 (mips_split_call): New function.
5753 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
5754 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
5755 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
5756 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
5757 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
5759 (mips_cprestore_slot): New function.
5760 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
5761 and use mips_cprestore_slot.
5762 (mips_output_function_prologue): Handle TARGET_MIPS16 for
5764 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
5765 then use a copygp_mips16 instruction to set up $28.
5766 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
5767 (mips16_lay_out_constants): Call split_all_insns_noflow.
5768 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
5769 false if TARGET_MIPS16.
5770 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
5771 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
5772 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
5773 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
5774 MIPS16 code. Allow MIPS16 o32 PIC.
5775 (mips_override_options): Allow MIPS16 o32 PIC.
5776 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
5777 after reload if TARGET_USE_GOT.
5778 (UNSPEC_COPYGP): New constant.
5779 (length): Use a default length of 8 for MIPS16 GOT loads.
5780 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
5781 (*got_page<mode>): Check mips_split_hi_p.
5782 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
5783 (unspec_got<mode>, unspec_call<mode>): New expanders.
5784 (load_got<mode>, load_call<mode>): Remove the length attributes.
5785 Use a got attribute instead of a type attribute.
5786 (copygp_mips16): New insn.
5787 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
5788 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
5789 (sibcall, sibcall_value, call, call_value): Update the calls
5790 to mips_expand_call.
5791 (call_internal, call_value_internal): Use mips_split_call.
5792 (call_value_multiple_internal): Likewise.
5793 (call_split): Move after call_internal (the insn it is split from).
5794 (call_internal_direct, call_value_internal_direct): Turn into
5795 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
5796 (call_direct_split, call_value_direct_split): New patterns.
5797 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
5798 and use M16_REGS instead of M16_NA_REGS.
5799 * config/mips/predicates.md (const_call_insn_operand): Replace
5800 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
5801 mips_use_pic_fn_addr_reg_p check.
5802 (move_operand): Reject HIGHs if mips_split_hi_p.
5803 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
5804 (__mips16_floatunsisf): Inline __mips16_floatsisf.
5805 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
5806 * config/mips/libgcc-mips16.ver: New file.
5807 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
5808 $(srcdir)/config/mips/libgcc-mips16.ver.
5810 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5812 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
5814 (mips_unspec_address, mips_unspec_offset_high): Likewise.
5815 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
5816 (mips16_cfun_returns_in_fpr_p): Likewise.
5818 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5820 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
5821 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
5822 rather than 4 to PC.
5824 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5826 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
5827 (FUNCTION_PROFILER): Save the static chain pointer into $2
5828 beforehand and restore it aftewards.
5829 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
5830 address directly into $25 and call the function through $25;
5831 do not clobber $3. Pad the DImode version to cover the space
5832 left by the deleted $25 <- $3 move.
5833 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
5834 the removal of the $25 <- $3 move.
5835 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
5836 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5838 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5839 Daniel Jacobowitz <dan@codesourcery.com>
5841 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
5842 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
5843 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
5844 * config/mips/mips.c (mips_start_function_definition): New function.
5845 (mips_end_function_definition): Likewise.
5846 (mips_output_function_prologue): Use mips_start_function_definition.
5847 (mips_output_function_epilogue): Use mips_end_function_definition.
5848 (build_mips16_function_stub): Use mips_start_function_definition
5849 and mips_end_function_definition.
5850 (build_mips16_call_stub): Likewise.
5852 2008-08-09 Richard Guenther <rguenther@suse.de>
5854 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
5855 * gimple.h (gimple_call_fn): Adjust comment.
5856 (gimple_call_set_fndecl): New function.
5857 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
5858 longer having bare FUNCTION_DECL operand.
5859 (gimple_call_return_type): Likewise.
5860 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
5862 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
5863 (gimple_mod_pow2): Likewise.
5864 (gimple_mod_subtract): Likewise.
5865 (gimple_ic): Likewise.
5866 (gimple_stringop_fixed_value): Likewise.
5867 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
5868 longer having bare FUNCTION_DECL operand.
5869 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
5870 * omp-low.c (optimize_omp_library_calls): Likewise.
5871 * cgraphunit.c (update_call_expr): Likewise.
5872 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
5873 (execute_convert_to_rsqrt): Likewise.
5874 * cfgexpand.c (gimple_to_tree): Simplify.
5875 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
5876 bare FUNCTION_DECL operand.
5877 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
5878 (convert_gimple_call): Use gimple_call_fndecl.
5879 * c-common.c (c_warn_unused_result): Likewise.
5881 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5884 * c-typeck.c (digest_init): Call verify_sequence_points from here.
5885 (c_finish_return): Likewise.
5886 (c_start_case): Likewise.
5887 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
5888 * c-parser.c (c_parser_condition): New. Call
5889 verify_sequence_points.
5890 (c_parser_paren_condition): Call c_parser_condition.
5891 (c_parser_for_statement): Call c_parser_condition.
5893 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5896 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
5897 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
5898 Moved from diagnostic.h
5899 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
5901 (emit_diagnostic): New.
5902 (warning0, pedwarn0): Delete.
5903 (warning, warning_at, pedwarn, permerror): Return bool.
5904 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
5905 Moved to diagnostic.c.
5906 (struct diagnostic_context): Use correct type for
5907 classify_diagnostic.
5908 (diagnostic_report_diagnostic): Update declaration.
5909 (emit_diagnostic): Declare.
5910 * errors.c (warning): Return bool.
5911 * errors.h (warning): Update declaration.
5912 * toplev.h (warning0, pedwarn0): Delete.
5913 (warning, warning_at, pedwarn, permerror): Return bool.
5914 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
5915 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
5916 inform. Update all calls.
5917 (diagnose_mismatched_decls): Check return value of warning/pedwarn
5918 before giving informative note.
5919 (implicit_decl_warning): Likewise.
5920 * c-typeck.c (build_function_call): Likewise.
5921 * tree-sssa.c (warn_uninit): Likewise.
5922 * builtins.c (gimplify_va_arg_expr): Likewise.
5924 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5927 * doc/invoke.texi (-Wextra): Move warning from here...
5928 (-Wuninitialized): ... to here.
5930 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5933 * flags.h (set_Wunused): Delete
5934 * toplev.c (process_options): Handle Wunused flags here.
5935 * opts.c (maybe_warn_unused_parameter): Delete.
5936 (common_handle_option): Replace set_Wunused by warn_unused.
5937 (set_Wextra): Do not handle Wunused-parameter here.
5938 (set_Wunused): Delete.
5939 * c-opts.c (c_common_handle_option): Replace set_Wunused by
5941 * common.opt (Wunused): Add Var and Init.
5942 (Wunused-function): Likewise.
5943 (Wunused-label): Likewise.
5944 (Wunused-parameter): Likewise.
5945 (Wunused-value): Likewise.
5946 (Wunused-variable): Likewise.
5948 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
5950 * doc/invoke.texi: Add cpu_type power7.
5951 * config.in (HAVE_AS_VSX): New.
5952 * config.gcc: Add cpu_type power7.
5953 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
5955 * configure: Regenerate.
5956 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
5958 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
5959 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
5960 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
5962 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
5964 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
5965 type to vectorize.builtin_conversion.
5966 (vectorizable_conversion): Likewise.
5967 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
5968 integral type as input.
5969 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
5971 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
5972 and ALTIVEC_BUILTIN_VCTSXS.
5973 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
5976 2008-08-08 Richard Guenther <rguenther@suse.de>
5978 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
5979 (surely_varying_stmt_p): Calls are varying only if they are
5980 non-builtin and not indirect or have no result.
5981 (ccp_fold): Re-instantiate code before the tuples merge.
5983 2008-08-08 Richard Guenther <rguenther@suse.de>
5985 PR tree-optimization/37056
5986 * gimple.h (gimple_assign_rhs_class): New helper function.
5987 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
5988 unary operations properly.
5990 2008-08-07 Jan Hubicka <jh@suse.cz>
5992 * i386.h (ix86_size_cost): Declare.
5993 (ix86_cur_cost): New function macro.
5994 * i386.md (peepholes expanding size and splitters): Predicate by
5995 optimize_insn_for_speed_p.
5996 (peepholes reduce size and splitters): Predicate by
5997 optimize_insn_for_size_p.
5998 * i386.c (ix86_size_cost): Rename from ...
5999 (size_cost): This one.
6000 (override_options): Update.
6001 (decide_alg): Likewise.
6002 (ix86_expand_clear): Use RTL profile.
6003 (ix86_pad_returns): Use RTL profile.
6005 2008-08-07 Jan Hubicka <jh@suse.cz>
6007 * recog.c (split_all_insns): Set RTL profile
6008 (peephole2_optimize): Likewise.
6009 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6010 * combine.c (combine_instructions): Likewise.
6012 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6014 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6016 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6018 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6019 value in a6 after the set_frame_ptr insn.
6021 2008-08-07 Richard Henderson <rth@redhat.com>
6024 * gcc.c (cpp_options): Pass along -g*.
6026 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6028 * config/arm/arm.c (output_move_neon): Update comment describing
6029 big-endian vector layout.
6030 (arm_assemble_integer): Do not handle big-endian NEON vectors
6032 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6033 neon_vget_lane<mode>_sext_internal,
6034 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6035 element indices for big-endian.
6037 2008-08-07 Richard Henderson <rth@redhat.com>
6039 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6040 * configure, config.in: Rebuild.
6041 * debug.h (dwarf2out_do_cfi_asm): Declare.
6042 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6043 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6044 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6045 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6047 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6049 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6050 movv2si_internal): Combine into mov<mode>_internal.
6051 (movv2si_internal_2): Remove.
6053 2008-08-07 Jan Hubicka <jh@suse.cz>
6056 * i386.md (single stringop patterns): Enable unconditionally.
6058 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6061 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6063 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6064 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6066 * config/i386/sse.md (sse2_movq128): New.
6068 * doc/extend.texi: Document __builtin_ia32_movq128.
6070 2008-08-07 Richard Guenther <rguenther@suse.de>
6073 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6074 pointers can access anything.
6076 2008-08-06 Jan Hubicka <jh@suse.cz>
6078 * optabs.c (emit_unop_insn): Break out to ...
6079 (maybe_emit_unop_insn): ... this one.
6080 (expand_sfix_optab): Use maybe variant.
6081 * optabs.h (maybe_emit_unop_insn): Declare.
6083 * i386.md (mov0 patterns): Enable by default.
6084 (FP conversion expanders): Disable expansion of code expanding
6085 sequences when instruction should be optimized for size.
6086 (single strinop patterns): Enable when optimizing for size.
6087 (string expanders): Disable expanding of code expanding sequences
6088 when optimizning instruction for size.
6089 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6091 (ix86_fp_comparison_sahf_cost): Likewise.
6092 (ix86_expand_branch): Likewise.
6093 (ix86_expand_ashl_const): Likewise.
6094 (ix86_split_ashl): Likewise.
6095 (ix86_expand_strlen): Likewise.
6096 (ix86_emit_fp_unordered_jump): Likewie.
6098 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6100 * c-common.c: Fix typo.
6101 (c_common_reswords): Activate more C++ keyword warnings.
6103 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6105 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6108 * diagnostic.c (permerror_at): New.
6109 * toplev.h (permerror_at): Declare.
6111 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6112 Ira Rosen <irar@il.ibm.com>
6114 * tree-vect-transform.c (vect_model_simple_cost): Return
6115 immediately if stmt is pure SLP.
6116 (vect_model_store_cost): Ditto.
6117 (vect_model_load_cost): Ditto.
6118 (vectorizable_store): Remove PURE_SLP check before call
6119 to vect_model_store_cost.
6120 (vect_model_store_cost): When checking whether stmt describe
6121 strided access, add a check that it is not slp_node.
6123 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6126 * c-common.c (warn_for_sign_compare): New. Handle separately the
6127 case that 'constant' is zero.
6128 * c-typeck.c (build_binary_op): Move code to c-common.c
6130 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6132 * config/alpha/alpha.c (alpha_preferred_reload_class,
6133 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6134 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6135 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6136 * config/arm/arm.md: Likewise.
6137 * config/avr/avr-protos.h (preferred_reload_class,
6138 test_hard_reg_class, avr_simplify_comparison_p,
6139 out_shift_with_cnt, class_max_nregs): Likewise.
6140 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6141 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6142 preferred_reload_class, test_hard_reg_class): Likewise.
6143 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6144 bfin_memory_move_cost, bfin_secondary_reload,
6145 bfin_output_mi_thunk): Likewise.
6146 * config/crx/crx.c (crx_secondary_reload_class,
6147 crx_memory_move_cost): Likewise.
6148 * config/frv/frv-protos.h (frv_secondary_reload_class,
6149 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6150 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6151 frv_secondary_reload_class, frv_class_likely_spilled_p,
6152 frv_class_max_nregs): Likewise.
6153 * config/h8300/h8300.c (h8300_classify_operand,
6154 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6156 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6157 * config/ia64/ia64.c (ia64_preferred_reload_class,
6158 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6159 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
6160 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
6162 * config/m68hc11/m68hc11.c (preferred_reload_class,
6163 m68hc11_memory_move_cost): Likewise.
6164 * config/mcore/mcore.c (mcore_secondary_reload_class,
6165 mcore_reload_class): Likewise.
6166 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6167 mips_class_max_nregs, mips_cannot_change_mode_class,
6168 mips_preferred_reload_class, mips_secondary_reload_class,
6169 mips_output_mi_thunk): Likewise.
6170 * config/mmix/mmix.c (mmix_preferred_reload_class,
6171 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6173 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6175 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6176 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6177 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6178 * config/rs6000/rs6000.c (paired_expand_vector_init,
6179 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
6180 compare_section_name, rs6000_memory_move_cost): Likewise.
6181 * config/s390/s390.c (s390_emit_compare_and_swap,
6182 s390_preferred_reload_class, s390_secondary_reload,
6183 legitimize_pic_address, legitimize_tls_address,
6184 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
6185 s390_class_max_nregs): Likewise.
6186 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6187 * config/s390/s390.md: Likewise.
6188 * config/score/score-protos.h (score_secondary_reload_class,
6189 score_preferred_reload_class): Likewise.
6190 * config/score/score.c (score_preferred_reload_class,
6191 score_secondary_reload_class): Likewise.
6192 * config/score/score3.c (score3_output_mi_thunk,
6193 score3_preferred_reload_class, score3_secondary_reload_class,
6194 score3_hard_regno_mode_ok): Likewise.
6195 * config/score/score3.h (score3_preferred_reload_class,
6196 score3_secondary_reload_class): Likewise.
6197 * config/score/score7.c (score7_output_mi_thunk,
6198 score7_preferred_reload_class, score7_secondary_reload_class,
6199 score7_hard_regno_mode_ok): Likewise.
6200 * config/score/score7.h (score7_preferred_reload_class,
6201 score7_secondary_reload_class): Likewise.
6202 * config/sh/sh.c (prepare_move_operands, output_far_jump,
6203 output_branchy_insn, add_constant, gen_block_redirect,
6204 sh_insn_length_adjustment, sh_cannot_change_mode_class,
6205 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
6206 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6207 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
6208 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
6209 xstormy16_preferred_reload_class): Likewise.
6210 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
6211 xtensa_expand_atomic, override_options,
6212 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
6214 * reorg.c (try_merge_delay_insns): Likewise.
6215 * tree.c (merge_dllimport_decl_attributes): Likewise.
6217 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
6219 2008-08-06 Michael Matz <matz@suse.de>
6221 * Makefile.in (write_entries_to_file): Quote words.
6222 * gengtype.c: (read_input_line): Skip over leading white-space.
6224 2008-08-06 Marc Gauthier <marc@tensilica.com>
6226 * config.gcc: Match more processor names for Xtensa.
6227 * configure.ac: Likewise.
6228 * doc/install.texi (Specific): Likewise.
6229 * configure: Regenerate.
6231 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6233 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
6234 * calls.c (avoid_likely_spilled_reg): Likewise.
6235 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
6236 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
6237 * config/i386/i386.c (ix86_expand_special_args_builtin,
6238 ix86_secondary_reload): Likewise.
6239 * except.c (struct eh_region, gen_eh_region_catch,
6240 remove_unreachable_regions, duplicate_eh_regions,
6241 assign_filter_values, build_post_landing_pads,
6242 sjlj_find_directly_reachable_regions, remove_eh_handler,
6243 reachable_next_level, foreach_reachable_handler,
6244 can_throw_internal_1, can_throw_external_1,
6245 collect_one_action_chain): Likewise.
6246 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
6247 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
6248 * function.c (update_temp_slot_address, instantiate_new_reg,
6249 instantiate_virtual_regs_in_rtx,
6250 instantiate_virtual_regs_in_insn): Likewise.
6251 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
6252 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
6253 gimplify_cleanup_point_expr): Likewise.
6254 * ipa-cp.c (ipcp_lattice_changed): Likewise.
6255 * passes.c (next_pass_1): Likewise.
6256 * print-tree.c (print_node_brief, print_node): Likewise.
6257 * profile.c (branch_prob): Likewise.
6258 * tree-dump.c (dump_register): Likewise.
6259 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
6261 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
6262 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
6263 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
6264 copy_arguments_for_versioning, copy_static_chain): Likewise.
6265 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
6266 add_new_name_mapping, register_new_name_mapping): Likewise.
6267 * tree-mudflap.c (mf_xform_derefs): Likewise.
6268 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
6269 get_init_expr, combine_chains): Likewise.
6270 * tree-pretty-print.c (dump_generic_node): Likewise.
6271 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
6272 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
6273 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
6274 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
6276 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6279 * calls.c (expand_call): Use the biggest preferred stack
6282 2008-08-06 Michael Matz <matz@suse.de>
6285 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
6286 for reused reload, instead of overwriting them.
6288 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6291 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
6292 for incoming stack boundary.
6294 * function.c (assign_parm_find_entry_rtl): Update
6295 parm_stack_boundary.
6297 * function.h (rtl_data): Add parm_stack_boundary.
6299 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
6300 parm_stack_boundary for incoming stack boundary.
6302 2008-08-06 Joseph Myers <joseph@codesourcery.com>
6304 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
6305 for unrepresentable subregs or treat them as equal to other regs
6306 or subregs with the same register number.
6308 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
6311 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
6314 2008-08-06 Jan Hubicka <jh@suse.cz>
6316 * predict.c (maybe_hot_frequency_p): When profile is absent, all
6317 frequencies might be hot.
6319 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
6321 * reload.c (find_reloads): Force constants into literal pool
6322 also if they are wrapped in a SUBREG.
6324 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6327 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
6328 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
6329 Don't allow predicated instructions for data speculation.
6330 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
6333 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6335 * haifa-sched.c (extend_global): Split to extend_global_data and
6336 extend_region_data. Update all uses.
6337 (extend_all): Rename to extend_block_data.
6339 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6341 * sched-rgn.c (new_ready): Check if instruction can be
6342 speculatively scheduled before attempting speculation.
6343 (debug_rgn_dependencies): Remove wrongful assert.
6345 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6347 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
6349 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6351 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
6352 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
6353 va_size, and type_size.
6355 2008-08-04 Jason Merrill <jason@redhat.com>
6358 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
6359 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
6361 2008-08-05 Richard Henderson <rth@redhat.com>
6363 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
6364 * configure: Rebuild.
6366 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6369 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
6370 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
6373 2008-08-05 Richard Henderson <rth@redhat.com>
6375 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
6376 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
6377 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
6378 * common.opt (fdwarf2-cfi-asm): New.
6379 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
6380 * config.in, configure: Rebuild.
6381 * dwarf2asm.c (dw2_asm_output_data_raw): New.
6382 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
6384 (dw2_force_const_mem): Externalize.
6385 * dwarf2asm.h: Update.
6386 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
6387 generate a real label.
6388 (output_cfi_directive): New.
6389 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
6390 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
6391 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
6393 (dwarf2out_end_epilogue): Emit .cfi_endproc.
6394 (output_loc_operands_raw, output_loc_sequence_raw): New.
6395 (output_cfa_loc_raw): New.
6397 2008-08-05 Paul Brook <paul@codesourcery.com>
6399 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
6400 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
6401 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
6402 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
6403 * config/arm/arm.h (TARGET_VFPD32): Define.
6404 (TARGET_VFP3): Use TARGET_VFPD32.
6405 (fputype): Add FPUTYPE_VFP3D16.
6406 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
6407 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
6408 * config/arm/arm-cores.def: Add cortex-r4f.
6409 * config/arm/arm-tune.md: Regenerate.
6411 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6413 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
6414 Reword some comments throughout the file.
6416 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
6417 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
6418 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
6419 MFC_MIN_DMA_LIST_ELEMENTS.
6420 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
6421 MFC_MAX_DMA_LIST_ELEMENTS.
6423 (MFC_START_ENABLE): Remove PPU-only define.
6424 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
6425 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
6427 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
6428 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
6429 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
6430 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
6431 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
6432 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
6433 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
6435 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
6436 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
6437 (mfc_sdcrt, mfc_sdcrtst): Likewise.
6438 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
6440 (spu_read_machine_status): Fix typo.
6442 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6444 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
6445 SUBREG of multi-word hard register.
6446 * config/spu/spu.c (valid_subreg): Likewise.
6447 (adjust_operand): Handle SUBREGs of multi-word hard registers.
6449 2008-08-04 Richard Guenther <rguenther@suse.de>
6451 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
6452 the candidate with the stripped base if that base is different
6453 from the original base even for offset zero.
6455 2008-08-04 Richard Guenther <rguenther@suse.de>
6458 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
6459 check for no_overflow.
6461 2008-08-04 Richard Guenther <rguenther@suse.de>
6463 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
6465 2008-08-04 Paul Brook <paul@codesourcery.com>
6467 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
6468 (arm_order_regs_for_local_alloc): New function.
6469 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
6471 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
6473 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6476 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
6477 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
6478 (ix86_expand_epilogue): Likewise.
6480 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6482 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
6485 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6487 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
6488 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
6489 (*movv2sf_internal_rex64): Ditto.
6491 2008-08-03 Jan Hubicka <jh@suse.cz>
6493 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
6494 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
6495 * expmed.c (expand_smod_pow2): Likewise.
6497 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6500 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
6501 alternative 0 of operand 1.
6502 (*vec_concatv2di_rex64_sse): Ditto.
6503 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
6505 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
6506 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
6507 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
6508 (*movv2sf_internal_rex64): Ditto.
6510 2008-08-02 Richard Guenther <rguenther@suse.de>
6513 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
6514 (ssedoublesizemode): New mode attribute.
6515 (sse_shufps): Call gen_sse_shufps_v4sf.
6516 (sse_shufps_1): Macroize.
6517 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
6518 (sse2_shufpd_1): Macroize.
6519 (vec_extract_odd, vec_extract_even): New expanders.
6520 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
6521 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
6522 * i386.c (ix86_expand_vector_init_one_nonzero): Call
6523 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
6524 (ix86_expand_vector_set): Likewise.
6525 (ix86_expand_reduc_v4sf): Likewise.
6527 2008-08-01 Doug Kwan <dougkwan@google.com>
6529 * matrix-reorg.c: Re-enable all code.
6530 (struct malloc_call_data): Change CALL_STMT to gimple type.
6531 (collect_data_for_malloc_call): Tuplify.
6532 (struct access_site_info): Change STMT to gimple type.
6533 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
6534 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
6535 (struct free_info): Change STMT to gimple type.
6536 (struct matrix_access_phi_node): Change PHI to gimple type.
6537 (get_inner_of_cast_expr): Remove.
6538 (may_flatten_matrices_1): Tuplify.
6539 (may_flatten_matrices): Ditto.
6540 (mark_min_matrix_escape_level): Ditto.
6541 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
6542 (ssa_accessed_in_call_rhs): New
6543 (ssa_accessed_in_assign_rhs): New
6544 (record_access_alloc_site_info): Tuplify.
6545 (add_allocation_site): Ditto.
6546 (analyze_matrix_allocation_site): Ditto.
6547 (analyze_transpose): Ditto.
6548 (get_index_from_offset): Ditto.
6549 (update_type_size): Ditto.
6550 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
6551 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
6552 (analyze_accesses_for_phi_node): Tuplify.
6553 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
6554 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
6555 (analyze_matrix_accesses): Tuplify.
6556 (check_var_data): New call-back type for check_var_notmodified_p.
6557 (check_var_notmodified_p): Tuplify and use call-back struct to
6558 return statement found.
6559 (can_calculate_expr_before_stmt): Factor out statement related code
6561 (can_calculate_stmt_before_stmt): New.
6562 (check_allocation_function): Tuplify.
6563 (find_sites_in_func): Ditto.
6564 (record_all_accesses_in_func): Ditto.
6565 (transform_access_sites): Ditto.
6566 (transform_allocation_sites): Ditto.
6567 (matrix_reorg): Re-enable.
6568 (gate_matrix_reorg): Re-enable.
6570 2008-08-01 Jakub Jelinek <jakub@redhat.com>
6572 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
6573 for labels for which it hasn't been set yet. If it has been set,
6574 stop walking insns and continue with next worklist item.
6575 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
6576 if the only BARRIER is at the very end of a function.
6578 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6580 * cfgexpand.c (expand_stack_alignment): Assert that
6581 stack_realign_drap and drap_rtx must match.
6583 * function.c (instantiate_new_reg): If DRAP is used to realign
6584 stack, replace virtual_incoming_args_rtx with internal arg
6587 2008-08-01 Richard Guenther <rguenther@suse.de>
6589 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
6590 loop information only if we initialized it.
6591 (execute_pre): Call fini_pre with in_fre.
6592 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
6593 if we do not unroll because we hit max-completely-peeled-insns.
6594 Use our estimation for consistency, do allow shrinking.
6596 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6598 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
6599 with MIN_STACK_BOUNDARY.
6600 (ix86_update_stack_boundary): Likewise.
6601 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
6604 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
6605 (MIN_STACK_BOUNDARY): This.
6607 2008-08-01 Richard Guenther <rguenther@suse.de>
6610 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
6612 2008-08-01 Richard Guenther <rguenther@suse.de>
6614 PR tree-optimization/36988
6615 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
6616 do not matter if that doesn't change volatile qualification.
6618 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
6620 * configure.ac: Do not generate libada-mk. Do not subst
6622 * libada-mk.in: Remove.
6623 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
6624 * configure: Regenerate.
6626 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
6628 * tree-pass.h: Added comment about not dumping passes with name
6629 starting with star in struct opt_pass.
6630 * passes.c (register_dump_files_1): Don't do dump for a pass with
6631 name starting with star.
6632 * doc/passes.texi (Pass manager): Mention pass names and special
6633 meaning of star prefix to avoid dump.
6635 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
6637 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
6639 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
6640 (ISA_MIPS64R2): New macro.
6641 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
6642 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
6643 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
6644 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
6645 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
6646 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
6647 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
6648 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
6649 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
6650 Move up to keep list alphabetically sorted.
6651 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
6652 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
6654 * doc/invoke.texi (MIPS Options): Add -mips64r2.
6655 (-march=@var{arch}): Add mips64r2.
6657 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6659 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
6661 2008-07-31 Steve Ellcey <sje@cup.hp.com>
6663 * expr.c (expand_assignment): Check for complete type.
6665 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6668 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
6670 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
6671 for stack alignment.
6673 * function.h (rtl_data): Add stack_realign_tried. Update comments.
6675 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
6677 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
6678 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
6680 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6682 PR rtl-optimization/36419
6683 * dwarf2out.c (barrier_args_size): New variable.
6684 (compute_barrier_args_size, compute_barrier_args_size_1): New
6686 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
6687 if not called yet in the current function, use barrier_args_size
6688 array to find the new args_size value.
6689 (dwarf2out_frame_debug): Free and clear barrier_args_size.
6691 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6694 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
6697 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6700 * dwarf2out.c (dwarf2out_args_size_adjust): New.
6701 (dwarf2out_stack_adjust): Use it.
6702 (dwarf2out_frame_debug_expr): Likewise.
6704 2008-07-31 Richard Guenther <rguenther@suse.de>
6706 PR tree-optimization/36978
6707 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
6708 the generated condition.
6710 2008-07-31 Richard Guenther <rguenther@suse.de>
6712 * passes.c (init_optimization_passes): Always call
6713 pass_early_warn_uninitialized.
6714 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
6715 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
6716 * doc/passes.texi (Warn for uninitialized variables): Adjust.
6718 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6721 * builtins.c (maybe_emit_free_warning): New function.
6722 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
6723 maybe_emit_free_warning for BUILT_IN_FREE.
6726 * dwarf2out.c (get_context_die): New function.
6727 (force_decl_die, force_type_die): Use it.
6728 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
6729 returns NULL, force generation of DW_TAG_typedef and put that into
6732 PR preprocessor/36649
6733 * c-pch.c (c_common_read_pch): Save and restore
6734 line_table->trace_includes across PCH restore.
6736 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
6739 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
6741 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6744 * final.c (call_from_call_insn): Handle COND_EXEC.
6746 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6748 * builtins.c (std_gimplify_va_arg_expr): Replace
6749 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
6750 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6752 2008-07-30 Joey Ye <joey.ye@intel.com>
6753 H.J. Lu <hongjiu.lu@intel.com>
6755 * builtins.c (expand_builtin_setjmp_receiver): Replace
6756 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
6757 (expand_builtin_apply_args_1): Likewise.
6758 (expand_builtin_longjmp): Need DRAP for stack alignment.
6759 (expand_builtin_apply): Likewise.
6761 * caller-save.c (setup_save_areas): Call assign_stack_local_1
6762 instead of assign_stack_local to allow alignment reduction.
6764 * calls.c (emit_call_1): Need DRAP for stack alignment if
6766 (expand_call): Replace virtual_incoming_args_rtx with
6767 crtl->args.internal_arg_pointer.
6768 * stmt.c (expand_nl_goto_receiver): Likewise.
6770 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
6771 alignment and store to stack_alignment_estimated and
6772 max_used_stack_slot_alignment.
6773 (expand_one_var): Likewise.
6774 (expand_stack_alignment): New function.
6775 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
6776 and stack_alignment_estimated fields in rtl_data. Call
6777 expand_stack_alignment at end.
6779 * defaults.h (INCOMING_STACK_BOUNDARY): New.
6780 (MAX_STACK_ALIGNMENT): Likewise.
6781 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
6782 (SUPPORTS_STACK_ALIGNMENT): Likewise.
6784 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
6785 stack alignment when generating virtual registers.
6787 * function.c (assign_stack_local): Renamed to ...
6788 (assign_stack_local_1): This. Add a parameter to indicate
6789 if it is OK to reduce alignment.
6790 (assign_stack_local): Use it.
6791 (instantiate_new_reg): Instantiate virtual incoming args rtx
6792 to vDRAP if stack realignment and DRAP is needed.
6793 (assign_parms): Collect parameter/return type alignment and
6794 contribute to stack_alignment_estimated.
6795 (locate_and_pad_parm): Likewise.
6796 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
6797 with crtl->args.internal_arg_pointer.
6799 * function.h (rtl_data): Add new field drap_reg,
6800 max_used_stack_slot_alignment, stack_alignment_estimated,
6801 stack_realign_needed, need_drap, stack_realign_processed and
6802 stack_realign_finalized.
6803 (stack_realign_fp): New macro.
6804 (stack_realign_drap): Likewise.
6806 * global.c (compute_regsets): Frame pointer is needed when
6807 stack is realigned. Can eliminate frame pointer when stack is
6808 realigned and dynamic realigned argument pointer isn't used.
6810 * reload1.c (update_eliminables): Frame pointer is needed
6811 when stack is realigned.
6812 (init_elim_table): Can eliminate frame pointer when stack is
6813 realigned and dynamic realigned argument pointer isn't used.
6815 * rtl.h (assign_stack_local_1): Declare new funtion.
6817 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
6818 (TARGET_GET_DRAP_RTX): Likewise.
6819 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
6820 TARGET_GET_DRAP_RTX.
6822 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
6824 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
6825 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
6827 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
6828 H.J. Lu <hongjiu.lu@intel.com>
6830 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
6831 vdrap_reg, stack_realign and drap_reg_saved.
6832 (add_cfi): Don't allow redefining CFA when DRAP is used.
6833 (reg_save): Handle stack alignment.
6834 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
6835 alignment. Don't generate DWARF information for (set fp sp)
6837 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
6839 (int_loc_descriptor): Move prototype forward. Also define if
6840 DWARF2_UNWIND_INFO is true.
6841 (output_cfa_loc): Handle DW_CFA_expression.
6842 (build_cfa_aligned_loc): New.
6843 (based_loc_descr): Update assert for stack realign. For local
6844 variables, use sp+offset when stack is aligned without drap and
6845 fp+offset when stack is aligned with drap. For arguments, use
6846 cfa+offset when drap is used to align stack.
6848 2008-07-30 Joey Ye <joey.ye@intel.com>
6849 H.J. Lu <hongjiu.lu@intel.com>
6851 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
6853 (ix86_gen_andsp): New.
6854 (ix86_user_incoming_stack_boundary): Likewise.
6855 (ix86_default_incoming_stack_boundary): Likewise.
6856 (ix86_incoming_stack_boundary): Likewise.
6857 (ix86_can_eliminate): Likewise.
6858 (find_drap_reg): Likewise.
6859 (ix86_update_stack_boundary): Likewise.
6860 (ix86_get_drap_rtx): Likewise.
6861 (ix86_finalize_stack_realign_flags): Likewise.
6862 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
6863 (TARGET_GET_DRAP_RTX): Likewise.
6864 (override_options): Overide option value for new options.
6865 (ix86_function_ok_for_sibcall): Remove check for
6866 force_align_arg_pointer.
6867 (ix86_handle_cconv_attribute): Likewise.
6868 (ix86_function_regparm): Likewise.
6869 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
6870 (ix86_va_start): Replace virtual_incoming_args_rtx with
6871 crtl->args.internal_arg_pointer.
6872 (ix86_select_alt_pic_regnum): Check DRAP register.
6873 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
6874 (ix86_compute_frame_layout): Compute frame layout wrt stack
6876 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
6877 (ix86_expand_prologue): Decide if stack realignment is needed
6878 and generate prologue code accordingly.
6879 (ix86_expand_epilogue): Generate epilogue code wrt stack
6880 realignment is really needed or not.
6882 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
6883 (ABI_STACK_BOUNDARY): Likewise.
6884 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
6885 (STACK_REALIGN_DEFAULT): Likewise.
6886 (INCOMING_STACK_BOUNDARY): Likewise.
6887 (MAX_STACK_ALIGNMENT): Likewise.
6888 (ix86_incoming_stack_boundary): Likewise.
6889 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
6890 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
6891 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
6892 (machine_function): Remove force_align_arg_pointer.
6894 * config/i386/i386.md (BX_REG): New.
6895 (R13_REG): Likewise.
6897 * config/i386/i386.opt (mforce_drap): New.
6898 (mincoming-stack-boundary): Likewise.
6899 (mstackrealign): Add Init(-1).
6901 * config/i386/i386-protos.h (ix86_can_eliminate): New
6903 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6905 * doc/extend.texi: Update force_align_arg_pointer.
6907 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
6910 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
6911 (INCOMING_STACK_BOUNDARY): Likewise.
6912 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
6913 (TARGET_GET_DRAP_RTX): Likewise.
6915 2008-07-30 Andreas Schwab <schwab@suse.de>
6917 PR rtl-optimization/36929
6918 * dse.c (replace_inc_dec): Use emit_insn_before instead of
6919 add_insn_before and fix argument order.
6920 (replace_inc_dec_mem): Handle NULL rtx.
6922 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
6924 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
6926 (arm_compute_initial_elimination_offset): Use it.
6927 (arm_compute_save_reg_mask): Include static chain save slot when
6928 calculating alignment.
6929 (arm_get_frame_offsets): Ditto.
6930 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
6931 that we can use to decrement the stack when the stack decrement
6932 could be too big for an immediate value in a single insn.
6933 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
6935 2008-07-30 Richard Guenther <rguenther@suse.de>
6937 PR tree-optimization/36967
6938 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
6939 Release defs of statements we remove.
6941 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6943 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
6944 instead of NULL_RTVEC.
6946 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6950 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
6953 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6955 * final.c (call_from_call_insn): New.
6956 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
6958 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
6960 * configure.ac: Substitute ADA_CFLAGS.
6961 * configure: Regenerate.
6962 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
6963 * Makefile.in: Remove mention of X_* variables.
6964 * config/pa/x-ada-hpux10: Remove.
6965 * config/pa/x-ada: Remove.
6967 * doc/fragments.texi: Update.
6969 2008-07-30 Olivier Hainque <hainque@adacore.com>
6971 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
6972 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
6973 __dso_handle explicitly here.
6975 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6978 * c-typeck.c (build_binary_op): Encapsulate code into...
6979 * c-common.c (shorten_binary_op): ...this new function.
6980 (conversion_warning): Use the new function. Handle non-negative
6981 constant in bitwise-and.
6982 * c-common.h (shorten_binary_op): Declare.
6984 2008-07-30 Olivier Hainque <hainque@adacore.com>
6986 * scan.c (make_sstring_space): Add explicit conversions of
6987 allocator's return value.
6988 * fix-header.c (recognized_function): Likewise.
6990 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6992 * doc/cpp.texi: Update to GFDL 1.2.
6993 * doc/gcc.texi: Do not list GPL as Invariant Section.
6994 * doc/gccint.texi: Likewise. Update copyright years.
6995 * doc/install.texi: Update copyright years.
6997 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7000 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7001 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7003 2008-07-29 Jan Hubicka <jh@suse.cz>
7005 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7006 (grokdeclarator): Likewise.
7007 * langhooks.c (lhd_warn_unused_global_decl): Use
7008 DECL_DECLARED_INLINE_P.
7009 * print-tree.c (print_node): Remove DECL_INLINE check.
7011 2008-07-29 Richard Guenther <rguenther@suse.de>
7013 PR tree-optimization/36945
7014 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7015 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7016 Record invariant addresses un-decomposed.
7017 (copy_reference_ops_from_call): Record reference call
7018 arguments properly. Simplify.
7019 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7020 helper split out from ...
7021 (create_component_ref_by_pieces): ... here. Simplify.
7022 Prepare for recursive invocation for call arguments.
7023 (create_expression_by_pieces): Adjust call to
7024 create_component_ref_by_pieces.
7025 (compute_avail): Process operand 2 of reference ops.
7027 2008-07-29 Richard Guenther <rguenther@suse.de>
7029 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7031 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7033 * c-format.c (check_format_types): Revert unwanted checkin.
7035 2008-07-29 Jan Hubicka <jh@suse.cz>
7037 * flags.h (flag_really_no_inline): Remove.
7038 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7039 * toplev.c (flag_really_no_inline): Remove.
7040 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7041 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7042 (cgraph_decide_inlining_incrementally): Likewise.
7043 (compute_inline_parameters): Likewise.
7044 * opts.c (decode_options): Simplify.
7045 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7046 * common.opt (finline): Initialize to 1.
7047 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7049 2008-07-29 Jan Hubicka <jh@suse.cz>
7051 * predict.c (always_optimize_for_size_p): New function.
7052 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7053 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7054 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7056 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7057 * function.c (prepare_function_start): Set default profile.
7058 * function.h (rtl_data): Add maybe_hot_insn_p.
7059 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7060 (construct_exit_block): Likewise.
7061 (tree_expand_cfg): Likewise.
7063 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7064 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7065 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7066 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7069 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7072 * c-decl.c (merge_decls): Merge USED flags.
7074 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7076 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7077 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7078 next_stack, lab_false and lab_over trees.
7080 2008-07-28 Richard Guenther <rguenther@suse.de>
7082 PR tree-optimization/36957
7083 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7084 (useless_type_conversion_p): Remove.
7085 (types_compatible_p): Remove.
7086 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7087 (useless_type_conversion_p): Declare.
7088 (types_compatible_p): Declare.
7089 (gimple_expr_type): Return the base type only if it is
7090 trivially convertible to the subtype.
7092 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7094 * configure.ac: Use the m4_do macro to concatenate the warnings into
7095 one string in ACX_PROG_CC_WARNING_OPTS,
7096 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7097 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7098 * configure: Regenerate.
7100 2008-07-28 Richard Guenther <rguenther@suse.de>
7102 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7103 (insert_fake_stores): Remove.
7104 (realify_fake_stores): Likewise.
7105 (execute_pre): Remove dead code.
7106 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7107 (find_func_aliases): Deal with it here instead.
7108 Re-enable gcc_unreachable call.
7110 2008-07-28 Richard Guenther <rguenther@suse.de>
7112 Merge from gimple-tuples-branch.
7114 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7115 * gimple.def: New file.
7116 * gsstruct.def: Likewise.
7117 * gimple-iterator.c: Likewise.
7118 * gimple-pretty-print.c: Likewise.
7119 * tree-gimple.c: Removed. Merged into ...
7120 * gimple.c: ... here. New file.
7121 * tree-gimple.h: Removed. Merged into ...
7122 * gimple.h: ... here. New file.
7124 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7125 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7126 --enable-checking=gimple flag.
7127 * config.in: Likewise.
7128 * configure: Regenerated.
7130 * tree-ssa-operands.h: Tuplified.
7131 * tree-vrp.c: Likewise.
7132 * tree-loop-linear.c: Likewise.
7133 * tree-into-ssa.c: Likewise.
7134 * tree-ssa-loop-im.c: Likewise.
7135 * tree-dump.c: Likewise.
7136 * tree-complex.c: Likewise.
7137 * cgraphbuild.c: Likewise.
7138 * tree-ssa-threadupdate.c: Likewise.
7139 * tree-ssa-loop-niter.c: Likewise.
7140 * tree-pretty-print.c: Likewise.
7141 * tracer.c: Likewise.
7142 * gengtype.c: Likewise.
7143 * tree-loop-distribution.c: Likewise.
7144 * tree-ssa-loop-unswitch.c: Likewise.
7145 * cgraph.c: Likewise.
7146 * cgraph.h: Likewise.
7147 * tree-ssa-loop-manip.c: Likewise.
7148 * value-prof.c: Likewise.
7149 * tree-ssa-loop-ch.c: Likewise.
7150 * tree-tailcall.c: Likewise.
7151 * value-prof.h: Likewise.
7154 * tree-pass.h: Likewise.
7155 * ipa-cp.c: Likewise.
7156 * tree-scalar-evolution.c: Likewise.
7157 * tree-scalar-evolution.h: Likewise.
7158 * target.h: Likewise.
7159 * lambda-mat.c: Likewise.
7160 * tree-phinodes.c: Likewise.
7161 * diagnostic.h: Likewise.
7162 * builtins.c: Likewise.
7163 * tree-ssa-alias-warnings.c: Likewise.
7164 * cfghooks.c: Likewise.
7165 * fold-const.c: Likewise.
7166 * cfghooks.h: Likewise.
7167 * omp-low.c: Likewise.
7168 * tree-ssa-dse.c: Likewise.
7169 * ipa-reference.c: Likewise.
7170 * tree-ssa-uncprop.c: Likewise.
7171 * toplev.c: Likewise.
7172 * tree-gimple.c: Likewise.
7173 * tree-gimple.h: Likewise.
7174 * tree-chrec.c: Likewise.
7175 * tree-chrec.h: Likewise.
7176 * tree-ssa-sccvn.c: Likewise.
7177 * tree-ssa-sccvn.h: Likewise.
7178 * cgraphunit.c: Likewise.
7179 * tree-ssa-copyrename.c: Likewise.
7180 * tree-ssa-ccp.c: Likewise.
7181 * tree-ssa-loop-ivopts.c: Likewise.
7182 * tree-nomudflap.c: Likewise.
7183 * tree-call-cdce.c: Likewise.
7184 * ipa-pure-const.c: Likewise.
7185 * c-format.c: Likewise.
7186 * tree-stdarg.c: Likewise.
7187 * tree-ssa-math-opts.c: Likewise.
7188 * tree-ssa-dom.c: Likewise.
7189 * tree-nrv.c: Likewise.
7190 * tree-ssa-propagate.c: Likewise.
7191 * ipa-utils.c: Likewise.
7192 * tree-ssa-propagate.h: Likewise.
7193 * tree-ssa-alias.c: Likewise.
7194 * gimple-low.c: Likewise.
7195 * tree-ssa-sink.c: Likewise.
7196 * ipa-inline.c: Likewise.
7197 * c-semantics.c: Likewise.
7198 * dwarf2out.c: Likewise.
7200 * tree-ssa-loop-ivcanon.c: Likewise.
7201 * predict.c: Likewise.
7202 * tree-ssa-loop.c: Likewise.
7203 * tree-parloops.c: Likewise.
7204 * tree-ssa-address.c: Likewise.
7205 * tree-ssa-ifcombine.c: Likewise.
7206 * matrix-reorg.c: Likewise.
7207 * c-decl.c: Likewise.
7208 * tree-eh.c: Likewise.
7209 * c-pretty-print.c: Likewise.
7210 * lambda-trans.c: Likewise.
7211 * function.c: Likewise.
7212 * langhooks.c: Likewise.
7213 * ebitmap.h: Likewise.
7214 * tree-vectorizer.c: Likewise.
7215 * function.h: Likewise.
7216 * langhooks.h: Likewise.
7217 * tree-vectorizer.h: Likewise.
7218 * ipa-type-escape.c: Likewise.
7219 * ipa-type-escape.h: Likewise.
7220 * domwalk.c: Likewise.
7221 * tree-if-conv.c: Likewise.
7222 * profile.c: Likewise.
7223 * domwalk.h: Likewise.
7224 * tree-data-ref.c: Likewise.
7225 * tree-data-ref.h: Likewise.
7226 * tree-flow-inline.h: Likewise.
7227 * tree-affine.c: Likewise.
7228 * tree-vect-analyze.c: Likewise.
7229 * c-typeck.c: Likewise.
7230 * gimplify.c: Likewise.
7231 * coretypes.h: Likewise.
7232 * tree-ssa-phiopt.c: Likewise.
7233 * calls.c: Likewise.
7234 * tree-ssa-coalesce.c: Likewise.
7235 * tree.def: Likewise.
7236 * tree-dfa.c: Likewise.
7237 * except.c: Likewise.
7238 * except.h: Likewise.
7239 * cfgexpand.c: Likewise.
7240 * tree-cfgcleanup.c: Likewise.
7241 * tree-ssa-pre.c: Likewise.
7242 * tree-ssa-live.c: Likewise.
7243 * tree-sra.c: Likewise.
7244 * tree-ssa-live.h: Likewise.
7245 * tree-predcom.c: Likewise.
7246 * lambda.h: Likewise.
7247 * tree-mudflap.c: Likewise.
7248 * ipa-prop.c: Likewise.
7249 * print-tree.c: Likewise.
7250 * tree-ssa-copy.c: Likewise.
7251 * ipa-prop.h: Likewise.
7252 * tree-ssa-forwprop.c: Likewise.
7253 * ggc-page.c: Likewise.
7254 * c-omp.c: Likewise.
7255 * tree-ssa-dce.c: Likewise.
7256 * tree-vect-patterns.c: Likewise.
7257 * tree-ssa-ter.c: Likewise.
7258 * tree-nested.c: Likewise.
7259 * tree-ssa.c: Likewise.
7260 * lambda-code.c: Likewise.
7261 * tree-ssa-loop-prefetch.c: Likewise.
7262 * tree-inline.c: Likewise.
7263 * tree-inline.h: Likewise.
7264 * tree-iterator.c: Likewise.
7265 * tree-optimize.c: Likewise.
7266 * tree-ssa-phiprop.c: Likewise.
7267 * tree-vect-transform.c: Likewise.
7268 * tree-object-size.c: Likewise.
7269 * tree-outof-ssa.c: Likewise.
7270 * cfgloop.c: Likewise.
7271 * system.h: Likewise.
7272 * tree-profile.c: Likewise.
7273 * cfgloop.h: Likewise.
7274 * c-gimplify.c: Likewise.
7275 * c-common.c: Likewise.
7276 * tree-vect-generic.c: Likewise.
7277 * tree-flow.h: Likewise.
7278 * c-common.h: Likewise.
7279 * basic-block.h: Likewise.
7280 * tree-ssa-structalias.c: Likewise.
7281 * tree-switch-conversion.c: Likewise.
7282 * tree-ssa-structalias.h: Likewise.
7283 * tree-cfg.c: Likewise.
7284 * passes.c: Likewise.
7285 * ipa-struct-reorg.c: Likewise.
7286 * ipa-struct-reorg.h: Likewise.
7287 * tree-ssa-reassoc.c: Likewise.
7288 * cfgrtl.c: Likewise.
7289 * varpool.c: Likewise.
7291 * tree-ssanames.c: Likewise.
7292 * tree-ssa-threadedge.c: Likewise.
7293 * langhooks-def.h: Likewise.
7294 * tree-ssa-operands.c: Likewise.
7295 * config/alpha/alpha.c: Likewise.
7296 * config/frv/frv.c: Likewise.
7297 * config/s390/s390.c: Likewise.
7298 * config/m32c/m32c.c: Likewise.
7299 * config/m32c/m32c-protos.h: Likewise.
7300 * config/spu/spu.c: Likewise.
7301 * config/sparc/sparc.c: Likewise.
7302 * config/i386/i386.c: Likewise.
7303 * config/sh/sh.c: Likewise.
7304 * config/xtensa/xtensa.c: Likewise.
7305 * config/stormy16/stormy16.c: Likewise.
7306 * config/ia64/ia64.c: Likewise.
7307 * config/rs6000/rs6000.c: Likewise.
7308 * config/pa/pa.c: Likewise.
7309 * config/mips/mips.c: Likewise.
7311 2008-07-28 Simon Baldwin <simonb@google.com>
7313 * c-pragma.c (handle_pragma_message): New function.
7314 (init_pragma): Register handle_pragma_message.
7315 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
7318 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
7320 PR tree-optimization/35252
7321 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
7322 REALPART_EXPR to be considered as same load operation.
7324 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
7326 PR tree-optimization/36830
7327 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
7328 (expressions_equal_p): Return false if only one operand is null.
7330 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
7332 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
7333 version requirements.
7335 2008-07-26 Olivier Hainque <hainque@adacore.com>
7337 * collect2.c (symkind): New enum. Symbol kinds we care about.
7338 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
7339 code and head comment accordingly.
7340 (scan_prog_file): Use symkind names instead of bare integers.
7342 2008-07-25 Jan Hubicka <jh@suse.cz>
7344 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
7346 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
7347 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
7348 * dojump.c (clear_pending_stack_adjust): Likewise.
7349 * print-tree.c (print_node): Ignore DECL_INLINE.
7350 * tree-inline.c (inlinable_function_p): Likewise.
7352 2008-07-25 Michael Meissner <gnu@the-meissners.org>
7354 * doc/extend.texi (hot attribute): Document that the hot attribute
7355 turns on -O3 for some ports.
7356 (cold attribute): Document that the cold attribute turns on -Os
7359 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
7360 reflect function specific option support.
7362 * target.h (struct target_option_hooks): Add fields to say whether
7363 the cold attribute implies -Os and the hot attribute implies -O3.
7365 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
7366 By default, do not turn on -Os for cold functions.
7367 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
7368 not turn on -O3 for hot functions.
7370 * c-common.c (handle_hot_attribute): Use target hook to determine
7371 if hot functions should enable -O3.
7372 (handle_cold_attribute): Use target hook to determine if cold
7373 functions should enable -Os.
7375 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
7376 (override_options): Move disable scheduling to
7377 optimization_options.
7378 (optimization_options): Disable scheduling here, not
7380 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7381 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7383 * config/ia64/ia64.c (ia64_override_options): Move setting
7384 scheduling flags to ia64_optimization_options.
7385 (ia64_optimization_options): Disable scheduling options here, and
7386 not in ia64_override_options.
7387 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7388 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7390 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
7393 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
7395 2008-07-25 Martin Jambor <mjambor@suse.cz>
7397 PR tree-optimization/36926
7398 * ipa-prop.c (ipa_analyze_call_uses): Call
7399 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
7401 2008-07-25 Joseph Myers <joseph@codesourcery.com>
7403 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7404 movv2si_internal): Add mem = reg alternative.
7406 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
7409 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
7410 DEFAULT_PCC_STRUCT_RETURN to 127.
7412 2008-07-24 Jan Hubicka <jh@suse.cz>
7414 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
7415 (build_cgraph_edges): Likewise.
7416 * cgraph.c (cgraph_node): Do not update assembler hash.
7417 (cgraph_remove_node): Drop non-unit-at-a-time code.
7418 * tree-pass.h (pass_O0_always_inline): Remove.
7419 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
7420 * toplev.c (process_options): Flag unit-at-a-time does not imply
7422 * cgraphunit.c: Update comments.
7423 (decide_is_function_needed): Drop non-unit-at-a-time mode.
7424 (cgraph_assemble_pending_functions): Remove.
7425 (cgraph_reset_node): Drop non-unit-at-a-time code.
7426 (cgraph_finalize_function): Likewise.
7427 (cgraph_analyze_function): Likewise.
7428 (cgraph_finalize_compilation_unit): Likewise.
7429 (cgraph_expand_function): Likewise.
7430 (cgraph_optimize): Likesise.
7431 (save_inline_function_body): Likewise.
7432 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
7433 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
7434 * ipa-inline.c: Update comments.
7435 (enum inlining_mode): remove INLINE_SPEED.
7436 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
7437 (cgraph_mark_inline_edge): Likewise.
7438 (try_inline): Likewise.
7439 (cgraph_decide_inlining_incrementally): Likewise.
7440 (cgraph_gate_inlining): Remove.
7441 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
7442 (cgraph_gate_early_inlining): Likewise.
7443 (gate_inline_passes): Remove.
7444 (pass_inline_parameters, pass_ipa_inline): Remove gates.
7445 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7446 pass_O0_always_inline): Remove.
7447 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
7448 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
7449 * opts.c (no_unit_at_a_time_default): Remove.
7450 (decode_options): Remove flag_unit_at_a_time reset and warning.
7451 * opts.h (no_unit_at_a_time_default): Remove.
7452 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
7453 early in GNU dialect.
7454 (merge_decls): Update comment; drop unit-at-a-time check.
7455 (finish_decl): Likewise.
7456 (grok_declaration): Remove flag_inline_trees code.
7457 (finish_functions): Return on function returning non-void on all
7459 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
7460 * cfgexpand.c (expand_one_static_var): Remove.
7461 (expand_one_var): Remove expand_one_static_var call.
7462 (expand_used_vars_for_block): Remove flag_unit_a_time check.
7463 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
7464 and flag_unit_at_a-time compatibility checks.
7465 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
7466 * tree-inline.c (flag_inline_trees): Remove.
7467 (inlinable_function_p): Don't check it.
7468 (expand_call_inline): Remove non-unit-at-a-time code.
7469 * tree-inline.h (flag_inline_trees): Remove.
7470 * tree-optimize.c (execute_early_local_optimizations): Remove
7471 unit-at-a-time checks.
7472 (tree_rest_of_compilation): Likewise.
7473 * combine.c (setup_incoming_promotions): Likewise.
7474 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
7475 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
7476 * passes.c (pass_inline_parameters): Update comments; remove
7477 O0_alwaysinline pass.
7478 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
7479 (execute_one_pass): Likewise.
7480 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
7481 (ix86_function_sseregparm): Likewise.
7482 * arm.c (arm_function_in_section_p): Likewise.
7483 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
7484 * varpool.c: Update comments.
7485 (decide_is_variable_needed): Remove unit-at-a-time checks.
7486 (varpool_finalize_decl): Likewise.
7488 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
7490 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
7492 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
7494 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
7496 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
7497 imp symbol extension.
7499 2008-07-23 Ian Lance Taylor <iant@google.com>
7501 * tree-vrp.c (infer_value_range): Ignore asm statements when
7502 looking for memory accesses for -fdelete-null-pointer-checks.
7504 2008-07-24 Ben Elliston <bje@au.ibm.com>
7506 * config/spu/spu-c.c (__vector_keyword): New variable.
7507 (vector_keyword): Likewise.
7508 (spu_categorize_keyword): New function.
7509 (spu_macro_to_expand): Likewise.
7510 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
7511 compiling an ISO C dialect.
7513 2008-07-24 Ben Elliston <bje@au.ibm.com>
7515 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
7518 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7520 * configure: Regenerate.
7521 * configure.ac: Require texinfo 4.7.
7522 * doc/install.texi: Document texinfo 4.7 requirement.
7524 2008-07-23 Martin Jambor <mjambor@suse.cz>
7526 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
7527 rather than for DECL_SAVED_TREE.
7528 * ipa-prop.c: Include diagnostic.h.
7529 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
7531 (ipa_detect_param_modifications): Function rewritten from scratch.
7532 (ipa_compute_jump_functions): Changed accesses to modification flags.
7533 (ipa_free_node_params_substructures): Update flags destruction.
7534 (ipa_node_duplication_hook): Update flags duplication.
7535 (ipa_print_all_params_modified): Updated flag access.
7536 * ipa-prop.h (struct ipa_param_flags): New structure.
7537 (struct ipa_node_params): New field modification_analysis_done,
7538 modified_flags changed into param_flags.
7539 (ipa_is_ith_param_modified): Changed to use new flags.
7540 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
7542 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
7543 ipa-cp.c and split into two functions.
7544 (ipa_print_node_jump_functions): New function.
7545 (compute_scalar_jump_functions): New function.
7546 (type_like_member_ptr_p): New function.
7547 (compute_pass_through_member_ptrs): New function.
7548 (fill_member_ptr_cst_jump_function): New function.
7549 (determine_cst_member_ptr): New function.
7550 (compute_cst_member_ptr_arguments): New function.
7551 (ipa_compute_jump_functions): Complete rewrite.
7552 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
7553 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
7554 (struct ipa_member_ptr_cst): New structure.
7555 (union jump_func_value): New field member_cst.
7556 * ipa-cp.c (ipcp_lat_is_insertable): New function.
7557 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
7558 jump function types.
7559 (ipcp_print_all_lattices): Slight fprintf rearrangement.
7560 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
7561 instead of ipcp_print_all_jump_functions.
7562 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
7563 only for replacable scalars.
7565 * doc/invoke.texi (Optimize options): Add description of
7566 -findirect-inlining.
7567 * common.opt (flag_indirect_inlining): New flag.
7568 * opts.c (decode_options): Set flag_indirect_inlining when
7571 * ipa-inline.c: Include ipa-prop.h.
7572 (inline_indirect_intraprocedural_analysis): New function.
7573 (inline_generate_summary): Allocate parameter and argument info
7574 structures, call inline_indirect_intraprocedural_analysis on each
7575 node when doing indirect inlining and deallocate indirect inlining
7576 data structures in the end.
7577 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
7578 (free_all_ipa_structures_after_iinln): New function.
7579 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
7581 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
7583 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
7584 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7585 of computing the frequency separately.
7586 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7587 of computing the frequency separately.
7588 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
7589 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
7590 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
7591 (ipa_get_stmt_member_ptr_load_param): New function.
7592 (ipa_is_ssa_with_stmt_def): New function.
7593 (ipa_note_param_call): New function.
7594 (ipa_analyze_call_uses): New function.
7595 (ipa_analyze_stmt_uses): New function.
7596 (ipa_analyze_params_uses): New function.
7597 (ipa_free_node_params_substructures): Also free the param_calls linked
7599 (ipa_node_duplication_hook): Also duplicate the param_calls
7601 (ipa_print_node_param_flags): New function.
7602 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
7603 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
7604 * ipa-prop.h (struct ipa_param_flags): New field called.
7605 (struct ipa_param_call_note): New structure.
7606 (struct ipa_node_params): New fields param_calls and
7608 (ipa_is_ith_param_called): New function.
7609 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
7610 ipa_analyze_params_uses and dump parameter flags.
7612 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
7613 ipa_propagate_indirect_call_infos if performing indirect inlining,
7614 pass a new parameter new_edges to it.
7615 (add_new_edges_to_heap): New fucntion.
7616 (cgraph_decide_inlining_of_small_functions): New vector
7617 new_indirect_edges for newly found indirect edges , call
7618 ipa_propagate_indirect_call_infos after inlining.
7619 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
7620 inlining if performing indirect inlining. Call
7621 free_all_ipa_structures_after_iinln when doing so too.
7622 (inline_generate_summary): Do not call
7623 free_all_ipa_structures_after_iinln here.
7624 * ipa-prop.c (update_jump_functions_after_inlining): New function.
7625 (print_edge_addition_message): New function.
7626 (update_call_notes_after_inlining): New function.
7627 (propagate_info_to_inlined_callees): New function.
7628 (ipa_propagate_indirect_call_infos): New function.
7629 * ipa-prop.h: Include cgraph.h
7630 (struct ipa_param_call_note): Fields reordered, new field processed.
7631 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
7633 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
7634 rediscovered call statements.
7635 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
7636 (dump_cgraph_node): Dump also the indirect_call flag.
7637 (cgraph_clone_edge): Copy also the indirect_call flag.
7638 * tree-inline.c (copy_bb): Do not check for fndecls from call
7639 expressions, check for edge availability when moving clones.
7640 (get_indirect_callee_fndecl): New function.
7641 (expand_call_inline): If callee declaration is not apprent from
7642 the statement, try calling get_indirect_callee_fndecl. Do not
7643 issue warnings or call sorry when not inlinings an indirect edge.
7644 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
7646 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
7647 bit more frandly to matching.
7648 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
7649 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
7650 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
7652 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7655 * opth-gen.awk: Suppress function specific features when building
7657 * optc-gen.awk: Ditto.
7659 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7662 * diagnostic.c (pedwarn): Add opt parameter.
7664 * c-tree.h (pedwarn_init): Add opt parameter.
7665 (pedwarn_c90): Likewise.
7666 (pedwarn_c99): Likewise.
7667 * c-errors.c (pedwarn_c99): Likewise.
7668 (pedwarn_c90): Likewise.
7669 * toplev.h (pedwarn): Update declaration.
7670 (pedwarn0): Declare.
7671 * c-lex.c: All calls to pedwarn changed.
7672 * builtins.c: All calls to pedwarn changed.
7673 * toplev.c: All calls to pedwarn changed.
7674 * c-decl.c: All calls to pedwarn changed.
7675 * c-typeck.c: All calls to pedwarn changed.
7676 * c-common.c: All calls to pedwarn changed.
7677 * c-parser.c: All calls to pedwarn changed.
7679 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7680 Karthik Kumar <karthikkumar@gmail.com>
7682 * attribs.c (file scope): Include c-common.h.
7683 (decl_attributes): Add support for #pragma GCC optimize and
7686 * targhooks.c (default_can_inline_p): New function that is the
7687 default for the TARGET_CAN_INLINE_P target hook.
7689 * targhooks.h (default_can_inline_p): Add declaration.
7691 * tree.c (cl_optimization_node): New static tree for building
7692 OPTIMIZATION_NODE tree.
7693 (cl_target_option_node): New static tree for building
7694 TARGET_OPTION_NODE tree.
7695 (cl_option_hash_table): New hash table for hashing
7696 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7697 (cl_option_hash_hash): New function to provide the hash value for
7698 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7699 (cl_option_hash_eq): New function to provide an equality test for
7700 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7701 (tree_code_size): Add support for OPTIMIZATION_NODE and
7702 TARGET_OPTION_NODE trees.
7703 (tree_code_structure): Add support for OPTIMIZATION_NODE and
7704 TARGET_OPTION_NODE trees.
7705 (build_optimization_node): Build a tree that has all of the
7706 current optimization options.
7707 (build_target_option_node): Build a tree that has the target
7708 options that might be changed on a per function basis.
7710 * tree.h (file scope): Include options.h.
7711 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
7712 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7713 (TREE_OPTIMIZATION): Ditto.
7714 (TREE_TARGET_SPECIFIC): Ditto.
7715 (struct tree_function_decl): Add fields for remembering the
7716 current optimization options and target specific options.
7717 (struct tree_optimization_option): New tree variant that remembers
7718 the optimization options.
7719 (struct tree_target_option): New tree variant that remembers the
7720 target specific flags that might change for compiling a particular
7722 (union tree_node): Include tree_optimization_option and
7723 tree_target_option fields.
7724 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
7725 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
7726 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
7727 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
7728 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
7729 optimization and target options.
7730 (optimization_default_node): New macro to refer to global_trees
7732 (optimization_current_node): Ditto.
7733 (optimization_cold_node): Ditto.
7734 (optimization_hot_node): Ditto.
7735 (target_option_default_node): Ditto.
7736 (target_option_current_node): Ditto.
7737 (current_option_pragma): Ditto.
7738 (current_optimize_pragma): Ditto.
7740 * target.h (struct gcc_target): Add valid_option_attribute_p,
7741 target_option_save, target_option_restore, target_option_print,
7742 target_option_pragma_parse, and can_inline_p hooks.
7744 * toplev.h (parse_optimize_options): Add declaration.
7745 (fast_math_flags_struct_set_p): Ditto.
7747 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
7748 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
7751 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
7752 tree_can_inline_p hook to see if one function can inline another.
7753 (cgraph_decide_inlining): Ditto.
7754 (cgraph_decide_inlining_incrementally): Ditto.
7756 * opts.c (decode_options): Add support for running multiple times
7757 to allow functions with different target or optimization options
7758 than was specified on the command line.
7759 (fast_math_flags_struct_set_p): New function that is similar to
7760 fast_math_flags_set_p, except it uses the values in the
7761 cl_optimization structure instead of global variables.
7763 * optc-gen.awk: Add support for TargetSave to allow a back end to
7764 declare new fields that need to be saved when using function
7765 specific options. Include flags.h and target.h in the options.c
7766 source. Add support for Save to indicate which options can be set
7767 for individual functions. Generate cl_optimize_save,
7768 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
7769 cl_target_option_restore, cl_target_option_print functions to
7770 allow functions to use different optimization or target options.
7772 * opt-functions.awk (var_type_struct): Return the type used for
7773 storing the field in a structure.
7775 * opth-gen.awk: Add support for TargetSave to allow a back end to
7776 declare new fields that need to be saved when using function
7777 specific options. Add support for Save to indicate which options
7778 can be set for individual functions. Only generate one extern for
7779 Mask fields. Generate cl_optimization and cl_target_option
7780 structures to remember optimization and target options.
7782 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
7783 collecting new tree nodes.
7784 (TS_TARGET_OPTION): Ditto.
7786 * c-decl.c (merge_decls): Merge function specific target and
7787 optimization options.
7789 * function.c (invoke_set_current_function_hook): If the function
7790 uses different optimization options, change the global variables
7793 * coretypes.h (struct cl_optimization): Add forward reference.
7794 (struct cl_target_option): Ditto.
7796 * c-pragma.c (option_stack): New static vector to remember the
7797 current #pragma GCC option stack.
7798 (handle_pragma_option): New function to support #pragma GCC option
7799 to change target options.
7800 (optimize_stack): New static vector to remember the current
7801 #pragma GCC optimize stack.
7802 (handle_pragma_optimize): New function to support #pragma GCC
7803 optimize to change optimization options.
7804 (init_pragma): Add support for #pragma GCC optimize and #pragma
7807 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
7808 optimization options.
7809 (TARGET_OPTION_NODE): New tree code for remembering certain target
7812 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
7813 TARGET_OPTION_NODE trees.
7815 * common.opt (-O): Add Optimization flag.
7817 (-fmath-errno): Ditto.
7818 (-falign-functions): Add UInteger flag to make sure flag gets full
7819 int in cl_optimization structure.
7820 (-falign-jumps): Ditto.
7821 (-falign-labels): Ditto.
7822 (-falign-loops): Ditto.
7823 (-fsched-stalled-insns): Ditto.
7824 (-fsched-stalled-insns-dep): Ditto.
7826 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
7828 (TARGET_OPTION_SAVE): Ditto.
7829 (TARGET_OPTION_RESTORE): Ditto.
7830 (TARGET_OPTION_PRINT): Ditto.
7831 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7832 (TARGET_CAN_INLINE_P): Ditto.
7833 (TARGET_INITIALIZER): Add new hooks.
7835 * tree-inline.c (tree_can_inline_p): New function to determine
7836 whether one function can inline another. Check if the functions
7837 use compatible optimization options, and also call the backend
7840 * tree-inline.h (tree_can_inline_p): Add declaration.
7842 * c-common.c (c_common_attribute): Add support for option and
7843 optimize attributes.
7844 (handle_option_attribute): Add support for the option attribute to
7845 allow the user to specify different target options for compiling a
7847 (handle_optimize_attribute): Add support for the optimize
7848 attribute to allow the user to specify different optimization
7849 options for compiling a specific function.
7850 (handle_hot_attribute): Turn on -O3 optimization for this one
7851 function if it isn't the default optimization level.
7852 (handle_cold_attribute): Turn on -Os optimization for this one
7853 function if it insn't the default optimization.
7854 (const_char_p): New const char * typedef.
7855 (optimize_args): New static vector to remember the optimization
7857 (parse_optimize_options): New function to set up the optimization
7858 arguments from either the optimize attribute or #pragma GCC optimize.
7860 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
7861 (builtin_define_std): Ditto.
7863 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
7864 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
7865 (x86_64-*-*): Ditto.
7867 * Makefile.in (TREE_H): Add options.h.
7868 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
7870 * doc/extend.texi (option attribute): Document new attribute.
7871 (optimize attribute): Ditto.
7872 (hot attribute): Document hot attribute sets -O3.
7873 (cold attribute): Document cold attribute sets -Os.
7874 (#pragma GCC option): Document new pragma.
7875 (#pragma GCC optimize): Ditto.
7877 * doc/options.texi (TargetSave): Document TargetSave syntax.
7878 (UInteger): Document UInteger must be used for certain flags.
7879 (Save): Document Save option to create target specific options
7880 that can be saved/restored on a function specific context.
7882 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
7883 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7885 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
7886 (TARGET_OPTION_SAVE): Ditto.
7887 (TARGET_OPTION_RESTORE): Ditto.
7888 (TARGET_OPTION_PRINT): Ditto.
7889 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7890 (TARGET_CAN_INLINE_P): Ditto.
7892 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
7894 (-mfpmath=both): Ditto.
7896 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7897 Karthik Kumar <karthikkumar@gmail.com>
7899 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
7900 (TARGET_POPCNT): Ditto.
7901 (TARGET_SAHF): Ditto.
7902 (TARGET_AES): Ditto.
7903 (TARGET_PCLMUL): Ditto.
7904 (TARGET_CMPXCHG16B): Ditto.
7905 (TARGET_RECIP): Move switch into target_flags.
7906 (TARGET_FUSED_MADD): Ditto.
7907 (ix86_arch_features): Make an unsigned char type.
7908 (ix86_tune_features): Ditto.
7909 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
7910 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
7911 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
7913 * config/i386/i386.opt (arch): New TargetSave field to define
7914 fields that need to be saved for function specific option support.
7917 (branch_cost): Ditto.
7918 (ix86_isa_flags_explicit): Ditto.
7919 (tune_defaulted): Ditto.
7920 (arch_specified): Ditto.
7921 (-m128-long-double): Add Save flag to save option for target
7922 specific option support.
7924 (-maccumulate-outgoing-args): Ditto.
7925 (-malign-double): Ditto.
7926 (-malign-stringops): Ditto.
7927 (-mfancy-math-387): Ditto.
7928 (-mhard-float): Ditto.
7930 (-minline-all-stringops): Ditto.
7931 (-minline-stringops-dynamically): Ditto.
7932 (-mms-bitfields): Ditto.
7933 (-mno-align-stringops): Ditto.
7934 (-mno-fancy-math-387): Ditto.
7935 (-mno-push-args): Ditto.
7936 (-mno-red-zone): Ditto.
7937 (-mpush-args): Ditto.
7938 (-mred-zone): Ditto.
7940 (-msseregparm): Ditto.
7941 (-mstack-arg-probe): Ditto.
7956 (-mrecip): Move flag into target_flags.
7958 (-mno-fused-madd): Ditto.
7959 (-mfused-madd): Ditto.
7960 (-mabm): Move flag into ix86_isa_flags.
7967 * config/i386/i386-c.c: New file for #pragma support.
7968 (ix86_target_macros_internal): New function to #define or #undef
7969 target macros based when the user uses the #pragma GCC option to
7970 change target options.
7971 (ix86_pragma_option_parse): New function to add #pragma GCC option
7973 (ix86_target_macros): Move defining the target macros here from
7974 TARGET_CPU_CPP_BUILTINS in i386.h.
7975 (ix86_register_pragmas): Register the #pragma GCC option hook. If
7976 defined, initialize any subtarget #pragmas.
7978 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
7979 REGISTER_TARGET_PRAGMAS.
7981 * config/i386/t-i386: New file for x86 dependencies.
7982 (i386.o): Make dependencies mirror the include files used.
7983 (i386-c.o): New file, add dependencies.
7985 * config/i386/i386-protos.h (override_options): Add bool argument.
7986 (ix86_valid_option_attribute_tree): Add declaration.
7987 (ix86_target_macros): Ditto.
7988 (ix86_register_macros): Ditto.
7990 * config/i386/i386.c (ix86_tune_features): Move initialization of
7991 the target masks to initial_ix86_tune_features to allow functions
7992 to have different target options. Make type unsigned char,
7993 instead of unsigned int.
7994 (initial_ix86_tune_features): New static vector to hold processor
7995 masks for the tune variables.
7996 (ix86_arch_features): Move initialization of the target masks to
7997 initial_ix86_arch_features to allow functions to have different
7998 target options. Make type unsigned char, instead of unsigned int.
7999 (initial_ix86_arch_features): New static vector to hold processor
8000 masks for the arch variables.
8001 (enum ix86_function_specific_strings): New enum to describe the
8002 string options used for attribute((option(...))).
8003 (ix86_target_string): New function to return a string that
8004 describes the target options.
8005 (ix86_debug_options): New function to print the current options in
8007 (ix86_function_specific_save): New function hook to save the
8008 function specific global variables in the cl_target_option structure.
8009 (ix86_function_specific_restore): New function hook to restore the
8010 function specific variables from the cl_target_option structure to
8011 the global variables.
8012 (ix86_function_specific_print): New function hook to print the
8013 target specific options in the cl_target_option structure.
8014 (ix86_valid_option_attribute_p): New function hook to validate
8015 attribute((option(...))) arguments.
8016 (ix86_valid_option_attribute_tree): New function that is common
8017 code between attribute((option(...))) and #pragma GCC option
8018 support that parses the options and returns a tree holding the options.
8019 (ix86_valid_option_attribute_inner_p): New helper function for
8020 ix86_valid_option_attribute_tree.
8021 (ix86_can_inline_p): New function hook to decide if one function
8022 can inline another on a target specific basis.
8023 (ix86_set_current_function); New function hook to switch target
8024 options if the user used attribute((option(...))) or #pragma GCC
8026 (ix86_tune_defaulted): Move to static file scope from
8028 (ix86_arch_specified): Ditto.
8029 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8031 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8032 (OPTION_MASK_ISA_ABM_SET): Ditto.
8033 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8034 (OPTION_MASK_ISA_CX16_SET): Ditto.
8035 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8036 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8037 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8038 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8039 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8040 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8041 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8042 (struct ptt): Move to static file scope from override_options.
8043 (processor_target_table): Ditto.
8045 (ix86_handle_option): Add support for options that are now isa options.
8046 (override_options): Add support for declaring functions that
8047 support different target options than were specified on the
8048 command line. Move struct ptt, processor_target_table, cpu_names,
8049 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8050 Add bool argument. Fix up error messages so the appropriate error
8051 is given for either command line or attribute.
8052 (ix86_previous_fndecl): New static to remember previous function
8053 declaration to see if we need to change target options.
8054 (ix86_builtins_isa): New array to record the ISA of each builtin
8056 (def_builtin): Always create the builtin function, even if the
8057 current ISA doesn't support it.
8058 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8059 tests for those builtins.
8060 (ix86_init_builtins): Remove TARGET_MMX test for calling
8061 ix86_init_mmx_sse_builtins.
8062 (ix86_expand_builtin): If the current ISA doesn't support a given
8063 builtin, signal an error.
8064 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8065 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8066 (TARGET_OPTION_SAVE): Ditto.
8067 (TARGET_OPTION_RESTORE): Ditto.
8068 (TARGET_OPTION_PRINT): Ditto.
8069 (TARGET_CAN_INLINE_P): Ditto.
8071 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
8073 * c-typeck.c (build_external_ref): Don't call assemble_external.
8074 * final.c (output_operand): Call assemble_external.
8076 2008-07-21 DJ Delorie <dj@redhat.com>
8078 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8079 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8081 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8083 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8084 original insn and splitter contents into ...
8085 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8086 flag_unsafe_math_optimizations. Add dummy scratch register.
8087 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8088 !flag_unsafe_math_optimizations. Returns number with next
8089 highest magnitude if this is still less or equal to the true
8090 quotient in magnitude.
8092 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
8094 * Makefile.in: Replace toplev.h with TOPLEV_H.
8095 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8096 * c-lex.c (fe_file_change): Don't set in_system_header.
8097 * c-parser.c (c_token): Remove in_system_header.
8098 (c_lex_one_token): Don't set in_system_header.
8099 (c_parser_set_source_position_from_token): Don't set in_system_header.
8100 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8103 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8104 * flags.h (in_system_header): Remove.
8105 * function.c (saved_in_system_header): Remove.
8106 (push_cfun): Don't set in_system_header.
8107 (pop_cfun): Don't set in_system_header.
8108 (push_struct_function): Don't set in_system_header.
8109 * input.h (expanded_location): Add sysp.
8110 (in_system_header_at): New.
8111 (in_system_header): New.
8112 * toplev.c (in_system_header): Remove.
8113 * toplev.h: Include input.h
8115 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8116 * tree-ssa.c (warn_uninit): Call warning_at.
8117 (warn_uninitialized_var): Update calls to warn_uninit.
8118 (warn_uninitialized_phi): Update calls to warn_uninit.
8119 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8120 (expand_location): Initialize xloc.sysp.
8121 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8122 (tree_decl_with_vis): Remove in_system_header_flag.
8124 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8127 * recog.c (asm_operand_ok): Change the order of the extra
8128 memory constraint checks.
8130 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8133 * tree-switch-conversion.c (build_one_array): Call
8134 varpool_mark_needed_node and varpool_finalize_decl
8135 instead of assemble_variable.
8137 2008-07-19 Jan Hubicka <jh@suse.cz>
8139 * cgraph.c (cgraph_add_new_function): Do early local passes.
8140 * tree-nrv.c (gate_pass_return_slot): New gate.
8141 (pass_nrv): Add the gate.
8142 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8144 (coalesce_ssa_name): Coalesce SSA names.
8145 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8146 not optimizing so unused user vars remains visible.
8147 * common.opt (flag_tree_ter): Always enable by default.
8148 * tree-ssa-ter.c: Include flags.h
8149 (is_replaceable_p): Check that locations match; when aliasing
8150 is missing be conservative about loads.
8151 * tree-optimize.c (gate_init_datastructures): Remove.
8152 (pass_init_datastructures): New.
8153 * passes.c: Reorder passes so we always go into SSA.
8155 2008-07-19 Jan Hubicka <jh@suse.cz>
8157 * doc/extend.texi (flatten attribute): Remove note about
8159 * doc/invoke.texi (--combine): Likewise.
8160 (-finline-functions-called-once): Update levels when enabled.
8161 (-funit-at-a-time): Document new behaviour.
8162 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8163 -fno-section-anchors when disabled explicitly.
8164 (inline params): They are not ignored now.
8165 (precompiled headers): Remove unit-at-a-time as being incompatible.
8166 * opts.c (decode_options): Handle unit-at-a-time as alias;
8167 imply -fno-section-anchors when toplevel reorder is disabled
8169 * common.opt (ftoplevel-reorder): Set default value to 2.
8170 (funit-at-a-time): Set default value to 1.
8171 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8174 2008-07-19 Jan Hubicka <jh@suse.cz>
8176 * builtins.c (expand_builtin_int_roundingfn,
8177 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
8180 2008-07-19 Richard Guenther <rguenther@suse.de>
8183 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
8184 * tree-ssa-sccvn.c (get_constant_value_id): New function.
8185 * tree-ssa-pre.c (get_expr_value_id): For newly created
8186 constant value-ids make sure to add the expression to its
8189 2008-07-19 Jakub Jelinek <jakub@redhat.com>
8192 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
8193 return value of the builtin is ignored.
8195 2008-07-19 Olivier Hainque <hainque@adacore.com>
8197 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
8198 bits, a C conformant malloc implementation has to provide.
8199 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
8201 2008-07-19 Joseph Myers <joseph@codesourcery.com>
8205 * reload.c (find_reloads_subreg_address): Only reload address if
8206 reloaded == 0, not for reloaded != 1.
8209 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8210 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8211 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8212 m32c_legitimize_reload_address.
8214 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8215 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8216 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8218 2008-07-19 Olivier Hainque <hainque@adacore.com>
8220 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
8221 argument, saying whether nested array are to be collapsed
8222 into a single array type DIE with multiple subscripts.
8223 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
8224 issues, centralize the nested array types collapsing control and
8225 disable the transformation for Ada.
8227 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
8230 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
8232 (x86_64_shift_adj_2): New expander.
8233 (x86_64_shift_adj_3): Ditto.
8234 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
8235 to split TImode operands.
8236 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
8237 (ix86_split_lshr): Ditto.
8239 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
8241 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
8242 and __CHAR32_TYPE__.
8243 * c-typeck.c (digest_init): Support char16_t and char32_t.
8244 (set_nonincremental_init_from_string): Idem.
8246 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8249 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
8250 PREFERRED_STACK_BOUNDARY.
8251 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8253 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8256 * function.c (locate_and_pad_parm): Cap boundary earlier.
8258 2008-07-17 Julian Brown <julian@codesourcery.com>
8260 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
8261 no-op for targets which don't use DLLs.
8263 2008-07-17 Martin Jambor <mjambor@suse.cz>
8265 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
8266 that nodes are relevant by examining the node->analyzed flag.
8267 (ipcp_init_stage): Check which nodes are relevant, assert that the
8268 relevant ones are also required.
8269 (ipcp_propagate_stage): Check on the side arrays are properly
8271 (ipcp_print_all_jump_functions): Make sure not to touch any node
8272 that is not analyzed or an edge that does not have a corresponding
8273 entry in the on-the-side vectors.
8274 (ipcp_function_scale_print): Likewise.
8275 (ipcp_update_callgraph): Check that the node is relevant.
8276 (ipcp_insert_stage): Check that the node is relevant. Check there is
8277 an info for every node and edge.
8278 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
8279 (ipa_print_all_tree_maps): Likewise and a new variable info.
8280 (ipa_print_all_params_modified): Likewise.
8281 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
8283 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
8286 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
8288 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
8290 PR rtl-optimization/36753
8291 * fwprop.c (use_killed_between): Don't shortcut
8292 single-definition global registers.
8294 2008-07-16 Jan Hubicka <jh@suse.cz>
8296 * cgraph.h (varpool_empty_needed_queue): Declare.
8297 * cgraphunit.c (output_in_order): Mark all variables as needed;
8299 * varpool.c (varpool_assemble_node): Update debug queue.
8300 (varpool_assemble_pending_decls): Don't do it here.
8301 (varpool_empty_needed_queue): New function.
8303 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8305 * recog.c (peephole2_optimize): Fix formatting.
8307 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8309 * c-pch.c (get_ident): Avoid C++ keywords.
8310 * combine-stack-adj.c (single_set_for_csa): Likewise.
8311 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
8312 output_asm_insn): Likewise.
8313 * reload.c (push_secondary_reload, find_reusable_reload,
8314 push_reload, combine_reloads, find_reloads,
8315 debug_reload_to_stream): Likewise.
8316 * reload.h (struct reload): Likewise.
8317 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
8318 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
8319 emit_output_reload_insns): Likewise.
8320 * targhooks.c (default_secondary_reload): Likewise.
8321 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
8323 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8325 * recog.c (validate_change_1, validate_change,
8326 validate_unshare_change, validate_replace_rtx_1, struct
8327 funny_match, constrain_operands, peephole2_optimize): Avoid C++
8329 * reload.c (push_secondary_reload, secondary_reload_class,
8330 scratch_reload_class, find_valid_class, find_reusable_reload,
8331 push_reload, find_dummy_reload, find_reloads_address_1,
8332 find_reloads_address_part, find_equiv_reg): Likewise.
8333 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
8334 choose_reload_regs): Likewise.
8335 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
8337 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
8338 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8339 * sched-rgn.c (concat_INSN_LIST): Likewise.
8340 * stor-layout.c (mode_for_size, mode_for_size_tree,
8341 smallest_mode_for_size): Likewise.
8343 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8345 * cfg.c (dump_reg_info): Avoid C++ keywords.
8346 * dwarf2asm.c (dw2_force_const_mem,
8347 dw2_asm_output_encoded_addr_rtx): Likewise.
8348 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
8349 * expmed.c (expand_shift): Likewise.
8350 * global.c (find_reg): Likewise.
8351 * graph.c (draw_edge): Likewise.
8352 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
8353 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
8354 widen_clz, widen_bswap, expand_parity, expand_unop,
8355 emit_cmp_and_jump_insn_1): Likewise.
8356 * postreload.c (reload_cse_simplify_operands): Likewise.
8357 * ra.h (add_neighbor): Likewise.
8358 * reg-stack.c (remove_regno_note, change_stack): Likewise.
8359 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
8360 record_reg_classes, copy_cost, record_address_regs,
8361 invalid_mode_change_p): Likewise.
8362 * regrename.c (regrename_optimize, scan_rtx_reg,
8363 dump_def_use_chain, find_oldest_value_reg,
8364 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
8366 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8368 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
8369 MASK_POWERPC64 for power4 in previous commit.
8371 2008-07-16 Olivier Hainque <hainque@adacore.com>
8373 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
8374 instead of bare conversion to cast const-ness away.
8376 2008-07-16 Anatoly Sokolov <aesok@post.ru>
8378 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
8379 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
8380 * config/xtensa/xtensa.c (xtensa_function_value): New function.
8381 (TARGET_FUNCTION_VALUE): Define.
8383 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8385 * config/rs6000/rs6000.c (processor_target_table): Add
8386 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
8388 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8391 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8392 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8393 m32c_legitimize_reload_address.
8395 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
8397 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
8398 DECL_IN_SYSTEM_HEADER in sync.
8400 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
8402 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
8403 * tree-ssa-pre.c (pre_expr_eq): Ditto
8404 (get_constant_for_value_id): Take a type as an argument.
8405 (fully_constant_expression): Pass in type.
8406 (find_or_generate_expression): Short circuit constant case.
8407 (create_expression_by_pieces): Remove special casing of
8409 (do_regular_insertion): Short circuit constant case.
8410 (do_partial_partial_insertion): Ditto.
8412 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8415 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
8417 2008-07-15 Bob Wilson <bob.wilson@acm.org>
8419 * config/xtensa/libgcc-xtensa.ver: New file.
8420 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
8422 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8424 * df-problems.c (df_set_note): Avoid C++ keywords.
8425 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
8426 * dse.c (record_store, remove_useless_values): Likewise.
8427 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
8428 gen_reg_rtx_offset, operand_subword, change_address_1,
8429 change_address, adjust_address_1, offset_address,
8430 widen_memory_access, emit_copy_of_insn_after): Likewise.
8431 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
8432 * fwprop.c (should_replace_address, propagate_rtx_1,
8433 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
8435 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
8436 gcse_emit_move_after, update_ld_motion_stores): Likewise.
8437 * lcm.c (compute_insert_delete, pre_edge_lcm,
8438 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
8439 * lower-subreg.c (resolve_reg_notes): Likewise.
8440 * mode-switching.c (optimize_mode_switching): Likewise.
8442 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8444 * bt-load.c (add_btr_def, migrate_btr_def,
8445 branch_target_load_optimize): Avoid C++ keywords.
8446 * caller-save.c (insert_restore, insert_save, insert_one_insn):
8448 * combine.c (subst, simplify_set, make_extraction,
8449 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
8450 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
8451 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
8453 2008-07-15 Richard Guenther <rguenther@suse.de>
8456 * c-common.c (strict_aliasing_warning): Do not warn for
8457 TYPE_REF_CAN_ALIAS_ALL pointers.
8458 (c_common_get_alias_set): may_alias types are not special.
8459 * tree.c (build_pointer_type_for_mode): Look up the may_alias
8460 attribute and set can_ref_all accordingly.
8461 (build_reference_type_for_mode): Likewise.
8462 * doc/extend.texi (may_alias): Clarify.
8464 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8467 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8468 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8470 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8473 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
8474 gcc_assert, instead call output_operand_lossage.
8476 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
8478 * builtins.c (std_canonical_va_list): Treat structure based
8481 2008-07-15 Ben Elliston <bje@au.ibm.com>
8483 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
8485 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
8487 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
8490 2008-07-14 Jan Hubicka <jh@suse.cz>
8492 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
8493 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
8494 fix predicates and constraints.
8495 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
8496 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
8498 2008-07-14 Doug Kwan <dougkwan@google.com>
8500 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
8501 additional option file arm/eabi.opt.
8502 * config/arm/eabi.h (File): New configuration file for EABI targets.
8503 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
8504 SUBSUBTARGET_EXTRA_SPECS.
8505 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
8506 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
8507 from STARTFILE_SPEC so that it can be referenced in an override.
8508 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
8509 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
8510 can be referenced in an override.
8511 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
8512 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
8513 so that it can be referenced in an override.
8514 (LINK_SPEC): Use BPABI_LINK_SPEC.
8515 * config/arm/eabi.opt (File): New.
8517 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8519 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
8520 (FIXED_VALUE_H): New variable.
8521 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
8522 input.h, fixed-value.h.
8523 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
8524 (BASIC_BLOCK_H): Use $(BITMAP_H).
8525 (FUNCTION_H): Add varray.h.
8526 (IPA_REFERENCE_H): Use $(BITMAP_H).
8527 (CGRAPH_H): Add $(BASIC_BLOCK_H).
8528 (DF_H): Use $(BITMAP_H).
8529 (GGC_H): Add statistics.h.
8531 (INSN_ATTR_H): Use it.
8532 (SYSTEM_H): Add safe-ctype.h, filenames.h.
8534 (SYMTAB_H): Add $(OBSTACK_H).
8535 (CPP_INTERNAL_H): New.
8536 (TREE_DUMP_H): Add tree-pass.h.
8537 (TREE_FLOW_H): Use $(BITMAP_H)
8538 (PRETTY_PRINT_H): Use $(INPUT_H).
8539 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
8542 (many object files): Fix lots of header dependencies throughout.
8544 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8546 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
8548 (s-gtyp-input): Use them to write tmp-gi.list.
8549 (echo_to_gi.list): Remove.
8551 2008-07-14 Richard Guenther <rguenther@suse.de>
8553 * tree-ssa-sccvn.c (pre_info): Remove.
8554 (switch_to_PRE_table): Likewise.
8555 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
8556 (set_hashtable_value_ids): Do not create value-ids for the
8558 (run_scc_vn): Remove double test. Remove bogus special-case
8559 in value-number printing.
8560 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
8561 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
8563 * tree-flow-inline.h (get_value_handle): Remove.
8564 * tree-flow.h (get_value_handle): Remove.
8566 2008-07-14 Martin Jambor <mjambor@suse.cz>
8568 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
8569 in which we generate arithmetics is not a subrange.
8571 2008-07-14 Martin Jambor <mjambor@suse.cz>
8573 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
8575 2008-07-14 Richard Guenther <rguenther@suse.de>
8577 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
8579 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
8582 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
8583 reload for symbol refs moved to r0 with -fPIC.
8584 (legitimize_pic_address): Use the target register as temporary
8586 (emit_symbolic_move): Adjust comment.
8587 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
8590 2008-07-14 Ben Elliston <bje@au.ibm.com>
8592 * c-common.h (C_CPP_HASHNODE): New macro.
8593 * coretypes.h (struct cpp_token): Forward declare.
8594 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8595 the context-sensitive keyword method.
8596 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
8597 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
8598 expand_bool_pixel): New.
8599 (altivec_categorize_keyword): New function.
8600 (init_vector_keywords): New function.
8601 (rs6000_macro_to_expand): Likewise.
8602 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
8603 compiling an ISO C dialect.
8605 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
8607 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
8608 (create_expression_by_pieces): Fix typo.
8609 (do_regular_insertion): Use debug counter here too.
8611 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
8614 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
8615 CONST_OK_FOR_LETTER_P. All port-local users changed.
8616 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
8617 implement Kp matching power-of-two.
8618 (CONSTRAINT_LEN): Define to match.
8619 * config/cris/cris.md: Replace all use of constraint K with Kc.
8620 ("*btst*): Use Kp for operand 0 of last alternative.
8622 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8625 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
8628 2008-07-13 Jan Hubicka <jh@suse.cz>
8630 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
8633 2008-07-13 Richard Guenther <rguenther@suse.de>
8636 * langhooks.c (lhd_print_error_function): Deal with recursive
8639 2008-07-12 Jan Hubicka <jh@suse.cz>
8641 * cgraph.c (assembler_name_hash): New static var.
8642 (hash_node_by_assembler_name, eq_assembler_name): New.
8643 (cgraph_node_for_asm): Use hashtable.
8644 (cgraph_remove_node): Maintain hashtable.
8645 (change_decl_assembler_name): Sanity check that names are not changing
8646 after aliasing was processed.
8647 * cgraph.h (varpoon_node): Add next GGC marker.
8648 * tree.c (decl_assembler_name_equal): Constify.
8649 (decl_assembler_name_hash): New.
8650 * tree.h (decl_assembler_name_equal): Constify.
8651 (decl_assembler_name_hash): Update.
8653 2008-07-12 David Daney <ddaney@avtrex.com>
8655 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8658 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
8660 * doc/md.texi: Document the MIPS "v" constraint.
8661 * config/mips/mips.h (reg_class): Revert last change.
8662 (REG_CLASS_NAMES): Likewise.
8663 (REG_CLASS_CONTENTS): Likewise.
8664 * config/mips/mips.c (mips_regno_to_class): Likewise.
8665 * config/mips/constraints.md (v): Likewise, but add documentation.
8666 Add a comment to say that this constraint should not be used in
8669 2008-07-11 DJ Delorie <dj@redhat.com>
8671 * config/h8300/h8300.md (length): Fix branch offset limit.
8673 2008-07-11 Anatoly Sokolov <aesok@post.ru>
8675 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
8676 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
8677 (avr_hard_regno_scratch_ok): New function.
8678 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8679 * config/avr/avr.md (all peepholes that request a scratch register):
8680 Remove avr_peep2_scratch_safe use.
8682 2008-07-11 Tom Tromey <tromey@redhat.com>
8683 Ian Lance Taylor <iant@google.com>
8685 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
8686 (struct c_common_resword): Define.
8687 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
8688 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
8689 (c_common_reswords, num_c_common_reswords): Declare.
8690 * c-common.c (c_common_reswords): New global const array.
8691 (num_c_common_reswords): New const int.
8692 * c-parser.c (struct resword, reswords): Don't define.
8693 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
8694 (c_parse_init): Clarify mask code. Use c_common_reswords rather
8695 than reswords. If warning about C++ keywords, give them a special
8697 (c_lex_one_token): Warn about C++ keywords. Call
8698 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
8699 (c_parser_external_declaration): Look for RID_xxx rather than
8700 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
8701 (c_parser_statement_after_labels): Likewise.
8702 (c_parser_objc_class_instance_variables): Likewise.
8703 (c_parser_objc_class_declaration): Likewise.
8704 (c_parser_objc_try_catch_statement): Likewise.
8705 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
8706 (declspecs_add_type): Likewise.
8708 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
8710 * ggc-page.c (alloc_page):
8711 Substituting xmalloc, xcalloc with
8712 XNEWVEC and XCNEWVAR macros which add the
8715 2008-07-11 Richard Guenther <rguenther@suse.de>
8717 PR tree-optimization/36765
8718 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
8719 aliases from HEAP vars to SMTs.
8721 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8723 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
8724 * configure.ac (loose_warn): Move -Wc++-compat from here...
8725 (strict_warn): ...to here.
8726 * configure: Regenerate.
8728 2008-07-10 Joseph Myers <joseph@codesourcery.com>
8730 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
8731 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
8732 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
8733 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
8734 excluding more specific h8300-*-* and sh-*-* targets.
8736 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
8738 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
8740 (execute_pre): Call loop_optimizer_finalize in early exit.
8742 2008-07-10 Jakub Jelinek <jakub@redhat.com>
8745 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
8746 uids in the bitmap, not just VAR_DECL uids.
8748 PR rtl-optimization/36419
8749 * combine-stack-adj.c (adjust_frame_related_expr): New function.
8750 (combine_stack_adjustments_for_block): Call it if needed. Delete
8752 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
8753 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
8754 prologue sp adjustment.
8756 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
8759 * opts.c (print_ignored_options): Report postponed diagnostics for
8760 unknown -Wno-* options as warnings, not errors.
8761 (postpone_unknown_option_error): Renamed to...
8762 (postpone_unknown_option_warning): ... this.
8764 2008-07-09 Doug Kwan <dougkwan@google.com>
8767 2008-07-08 Doug Kwan <dougkwan@google.com>
8769 * config/arm/arm.opt (mandroid): New option.
8770 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8771 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8773 (CC1PLUS_SPEC): Same.
8775 (STARTFILE_SPEC): Same.
8776 (ENDFILE_SPEC): Same.
8777 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8780 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
8783 * config/mips/mips.h (reg_class): Remove V1_REG.
8784 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8785 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
8787 (mips_get_tp): New function.
8788 (mips_legitimize_tls_address): Use it.
8789 * config/mips/constraints.md (v): Delete.
8790 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
8791 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
8792 After reload, split into a move and ...
8793 (*tls_get_tp_<mode>_split): ...this new instruction.
8795 2008-07-09 David Daney <ddaney@avtrex.com>
8797 * config/mips/driver-native.c: Include coretypes.h and tm.h.
8799 2008-07-09 Jakub Jelinek <jakub@redhat.com>
8801 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
8802 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
8804 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
8805 htab_delete should be called. Don't free c.
8806 (lookup_tmp_var): Create temp_htab lazily.
8807 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
8808 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
8810 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
8811 lower_omp_ordered, lower_omp_critical, lower_omp_for,
8812 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
8813 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
8814 * tree-sra.c (generate_element_init): Likewise.
8815 * tree-mudflap.c (execute_mudflap_function_ops,
8816 execute_mudflap_function_decls): Likewise.
8817 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
8818 * tree-gimple.h (struct gimplify_ctx): New type.
8819 (push_gimplify_context): Adjust prototype.
8821 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
8823 * tree-ssa-pre.c (phi_translate_1): Update placement of
8826 2008-07-09 Anatoly Sokolov <aesok@post.ru>
8828 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
8829 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
8830 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
8831 * targhooks.c (default_hard_regno_scratch_ok): New function.
8832 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
8833 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
8834 * recog.c: Include "target.h".
8835 (peep2_find_free_register): Add check for global regs. Add target
8837 * Makefile.in (recog.o): Depend on target.h.
8839 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
8841 * config/sh/sh.c (sh_canonical_va_list_type): New.
8842 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
8844 2008-07-09 Raksit Ashok <raksit@google.com>
8846 * doc/invoke.texi (Option Summary): Mention new option
8847 -Wdisallowed-function-list=...
8848 (Warning Options): Document -Wdisallowed-function-list=...
8849 * common.opt (Wdisallowed-function-list=): New flag.
8850 * flags.h (warn_disallowed_functions): External definition of new
8851 boolean warning flag.
8852 (warn_if_disallowed_function_p): Declare new function.
8853 * opts.c (warning_disallowed_functions): New static variable.
8854 (warn_disallowed_functions): New boolean warning flag.
8855 (warn_if_disallowed_function_p): New function.
8856 (add_comma_separated_to_vector): Rename
8857 add_instrument_functions_exclude_list to this.
8858 (common_handle_option): Handle new option. Rename calls to
8859 add_instrument_functions_exclude_list into calls to
8860 add_comma_separated_to_vector.
8861 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
8862 based on flag warn_disallowed_functions.
8864 2008-07-09 Christian Bruel <christian.bruel@st.com>
8866 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
8867 instead of get_attr_length.
8869 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8871 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
8873 * genemit.c (gen_insn): Likewise.
8874 * gengtype.c (note_def_vec): Likewise.
8875 * gengtype.h (note_def_vec): Likewise.
8876 * genoutput.c (struct data, output_insn_data, process_template,
8877 gen_expand, gen_split, note_constraint): Likewise.
8878 * genrecog.c (new_decision, add_to_sequence, factor_tests,
8879 make_insn_sequence): Likewise.
8880 * gensupport.c (record_insn_name): Likewise.
8882 2008-07-08 Doug Kwan <dougkwan@google.com>
8884 * config/arm/arm.opt (mandroid): New option.
8885 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8886 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8888 (CC1PLUS_SPEC): Same.
8890 (STARTFILE_SPEC): Same.
8891 (ENDFILE_SPEC): Same.
8892 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8895 2008-07-08 Raksit Ashok <raksit@google.com>
8897 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
8898 (set_storage_via_setmem): Fix expected_align parameter.
8899 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
8900 missing from the list.
8901 * doc/md.texi (movmem): Explicitly state that expected alignment is
8902 to be expressed in bytes.
8903 (setmem): Explicitly state that expected alignment is to be expressed
8906 2008-07-08 Joseph Myers <joseph@codesourcery.com>
8908 * reload.c (find_reloads_subreg_address): Do not require validity
8909 of address in original mode before reloading address.
8911 2008-07-07 Tianwei Sheng <tianweis@google.com>
8913 * df-core.c (df_remove_problem): Adjust the access to avoid out of
8914 bounds array access.
8916 2008-07-08 Jakub Jelinek <jakub@redhat.com>
8918 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
8920 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
8922 Fix PR tree-optimization/23455
8923 Fix PR tree-optimization/35286
8924 Fix PR tree-optimization/35287
8925 * Makefile.in (OBJS-common): Remove tree-vn.o.
8926 (tree-vn.o): Remove.
8927 * dbgcnt.def: Add treepre_insert debug counter.
8928 * gcc/tree-flow.h (add_to_value): Updated for other changes.
8929 (debug_value_expressions): Ditto.
8930 (print_value_expressions): Ditto.
8931 * tree-pretty-print.c (dump_generic_node): Updated for
8932 VALUE_HANDLE removal.
8933 * tree-ssa-dom.c (record_equality): Ditto.
8934 (cprop_operand): Ditto.
8935 (lookup_avail_expr): Ditto.
8936 * tree-ssa-threadedge.c
8937 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
8938 (simplify_control_stmt_condition): Ditto.
8939 * tree.c (tree_code_size): Ditto.
8940 (tree_node_structure): Ditto.
8941 (iterative_hash_expr): Ditto.
8943 * tree.h (VALUE_HANDLE_ID): Ditto.
8944 (VALUE_HANDLE_EXPR_SET): Ditto.
8945 (struct tree_value_handle): Ditto.
8946 (union tree_node): Ditto.
8947 * treestruct.def: Ditto.
8948 * tree-vn.c: Removed.
8949 * tree-ssa-pre.c: Rewritten entirely.
8950 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
8951 (constant_value_ids): Ditto.
8952 (vn_nary_op_t): Moved to header.
8954 (vn_reference_op_t): Ditto
8955 (vn_reference_t): Ditto.
8956 (next_value_id): New variable.
8957 (VN_INFO): Add an assert.
8958 (vn_constant_eq): New function.
8959 (vn_constant_hash): Ditto.
8960 (get_or_alloc_constant_value_id): Ditto.
8961 (value_id_constant_p): Ditto.
8962 (vn_reference_compute_hash): De-staticify.
8963 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
8964 Disable some code with a FIXME. Remove VALUE_HANDLE use.
8965 (valueize_refs): Update opcode if it changes from ssa name to constant.
8966 (vn_reference_lookup_1): Add new argument.
8967 (vn_reference_lookup): Ditto.
8968 (vn_reference_lookup_pieces): New function.
8969 (vn_reference_insert): Add return type. Modify to deal with value ids.
8970 (vn_reference_insert_pieces): New function.
8971 (vn_nary_op_compute_hash): De-staticify.
8972 (vn_nary_op_eq): Ditto.
8973 (vn_nary_op_lookup_pieces): New function.
8974 (vn_nary_op_lookup): Add new argument.
8975 (vn_nary_op_insert_pieces): New function.
8976 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
8977 (vn_phi_insert): Ditto.
8978 (visit_unary_op): Update for callee changes.
8979 (visit_binary_op): Ditto.
8980 (visit_reference_op_load): Ditto.
8981 (visit_reference_op_store): Ditto.
8982 (init_scc_vn): Init next_value_id, constant_to_value_id and
8984 (free_scc_vn): Free them.
8985 (set_hashtable_value_ids): New function.
8986 (run_scc_vn): Use it.
8987 (get_max_value_id): New function.
8988 (get_next_value_id): Ditto.
8989 (expressions_equal_p): Moved from tree-vn.c
8990 (sort_vuses): Ditto.
8991 (sort_vuses_heap): Ditto.
8992 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
8994 * tree.c (iterative_hash_hashval_t): Made non-static
8995 * tree.h (iterative_hash_hashval_t): Declare it.
8997 2008-07-08 Martin Jambor <mjambor@suse.cz>
8999 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9000 instead of ipa_create_node_params.
9001 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9002 ipa_check_create_edge_args, free them with
9003 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9005 * ipa-prop.c: Include flags.h and tree-inline.h.
9006 (ipa_node_params_vector): New variable.
9007 (ipa_edge_args_vector): New variable.
9008 (edge_removal_hook_holder): New variable.
9009 (node_removal_hook_holder): New variable.
9010 (edge_duplication_hook_holder): New variable.
9011 (node_duplication_hook_holder): New variable.
9012 (ipa_detect_param_modifications): Check for presence of modified flags.
9013 (ipa_compute_jump_functions): Check for presence of jump functions.
9014 (ipa_free_edge_args_substructures): New function.
9015 (ipa_create_node_params): Removed.
9016 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9017 (ipa_free_node_params_substructures): New function.
9018 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9020 (ipa_edge_removal_hook): New function.
9021 (ipa_node_removal_hook): New function.
9022 (duplicate_array): New function.
9023 (ipa_edge_duplication_hook): New function.
9024 (ipa_node_duplication_hook): New function.
9025 (ipa_register_cgraph_hooks): New function.
9026 (ipa_unregister_cgraph_hooks): New function.
9027 (free_all_ipa_structures_after_ipa_cp): New function.
9029 * ipa-prop.h: Include vec.h.
9030 (ipa_node_params_t): New typedef with vector types for it.
9031 (ipa_edge_args_t): New typedef with vector types for it.
9032 (IPA_NODE_REF): Changed to access an on-the-side vector.
9033 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9034 (ipa_check_create_node_params): New function.
9035 (ipa_check_create_edge_args): New function.
9037 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9040 2008-07-07 Tom Tromey <tromey@redhat.com>
9042 * configure, config.in: Rebuilt.
9043 * configure.ac: Don't check for scandir or alphasort.
9045 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9047 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9048 types immediately after creating them.
9050 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9052 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9054 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9056 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9057 dump_constraint_graph.
9058 (dump_constraint_edge): New function.
9059 (dump_constraint_graph): New function.
9060 (debug_constraint_graph): New function.
9061 (dump_constraint): Removed useless comparison.
9062 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9063 (dump_constraint_graph): Declare.
9064 (debug_constraint_graph): Declare.
9065 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9067 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9069 * config/i386/i386.c (is_va_list_char_pointer): New.
9070 (ix86_va_start): Replace compare with ms_va_list_type_node
9071 by is_va_list_char_pointer.
9072 (ix86_gimplify_va_arg): Likewise.
9074 2008-07-07 Martin Jambor <mjambor@suse.cz>
9076 * cgraph.c (cgraph_edge_max_uid): New variable.
9077 (struct cgraph_edge_hook_list): New type.
9078 (struct cgraph_node_hook_list): New type.
9079 (struct cgraph_2edge_hook_list): New type.
9080 (struct cgraph_2node_hook_list): New type.
9081 (first_cgraph_edge_removal_hook): New variable.
9082 (first_cgraph_node_removal_hook): New variable.
9083 (first_cgraph_edge_duplicated_hook): New variable.
9084 (first_cgraph_node_duplicated_hook): New variable.
9085 (cgraph_add_edge_removal_hook): New function.
9086 (cgraph_remove_edge_removal_hook): New function.
9087 (cgraph_call_edge_removal_hooks): New function.
9088 (cgraph_add_node_removal_hook): New function.
9089 (cgraph_remove_node_removal_hook): New function.
9090 (cgraph_call_node_removal_hooks): New function.
9091 (cgraph_add_edge_duplication_hook): New function.
9092 (cgraph_remove_edge_duplication_hook): New function.
9093 (cgraph_call_edge_duplication_hooks): New function.
9094 (cgraph_add_node_duplication_hook): New function.
9095 (cgraph_remove_node_duplication_hook): New function.
9096 (cgraph_call_node_duplication_hooks): New function.
9097 (cgraph_create_edge): Assign to edge uid.
9098 (cgraph_remove_edge): Call edge removal hooks.
9099 (cgraph_node_remove_callees): Call edge removal hooks.
9100 (cgraph_node_remove_callers): Call edge removal hooks.
9101 (cgraph_remove_node): Call node removal hooks.
9102 (cgraph_clone_edge): Call edge duplication hooks.
9103 (cgraph_clone_node): Call node duplication hooks.
9105 * cgraph.h (cgraph_edge): New field uid.
9106 (cgraph_edge_hook): New type.
9107 (cgraph_node_hook): New type.
9108 (cgraph_2edge_hook): New type.
9109 (cgraph_2node_hook): New type.
9111 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9113 * config.in: Regenerate.
9115 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9117 * gcc.c (print_sysroot): New.
9118 (option_map, display_help, process_command): Handle the
9119 -print-sysroot option.
9120 (main): Print the sysroot if requested.
9121 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9123 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9126 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9128 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9130 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9131 (assign_parm_setup_block_p): Also check mode of entry_parm.
9133 2008-07-07 Richard Guenther <rguenther@suse.de>
9135 * tree-ssa-structalias.h (set_used_smts): Remove.
9136 * tree-ssa-structalias.c (used_smts): Likewise.
9137 (set_used_smts): Likewise.
9138 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9139 call to set_used_smts.
9141 2008-07-07 Richard Guenther <rguenther@suse.de>
9143 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9144 (new_var_info): Set it to false.
9145 (solution_set_add): Correctly handle pointers outside a var and
9147 (type_safe): Treat variables with is_full_var properly.
9148 (do_sd_constraint): Likewise.
9149 (do_ds_constraint): Likewise.
9150 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9151 (get_constraint_for_ptr_offset): New function.
9152 (get_constraint_for_component_ref): For addresses at least include
9153 the last field of the variable. Handle is_full_vars properly.
9154 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9155 (handle_ptr_arith): Remove.
9156 (find_func_aliases): Simplify assignment handling.
9157 (create_function_info_for): For parameter and result varinfos set
9159 (create_variable_info_for): Set is_full_var flag whenever we
9160 just created a single varinfo for a decl.
9161 (init_alias_vars): Initialize use_field_sensitive from
9162 max-fields-for-field-sensitive parameter.
9164 2008-07-07 Richard Guenther <rguenther@suse.de>
9166 PR tree-optimization/36713
9167 * tree-flow-inline.h (is_call_used): New function.
9168 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9169 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9170 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9172 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9174 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9176 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
9178 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
9180 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9181 Nathan Sidwell <nathan@codesourcery.com>
9183 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
9184 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
9186 * config/m68k/t-linux: New.
9187 * doc/install.texi: Document m68k-*-linux is now multilibbed by
9190 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
9192 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
9193 * config/m68k/m68k-devices.def: Remove multilibs that only differ
9196 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9198 * gcc.c (execute): Fix -Wc++-compat warning.
9200 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
9203 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
9204 constant for little endian.
9206 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
9208 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
9209 mips_base_mips16 instead of TARGET_MIPS16.
9210 (mips_base_mips16): Declare.
9211 * config/mips/mips.c (mips_base_mips16): Make global.
9212 (was_mips16_p): Remove GTY marker.
9213 (was_mips16_pch_p): New variable.
9214 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
9215 (mips_override_options): Force to non-MIPS16 mode initially.
9216 Do not complain about MIPS16 PIC incompatibilities here.
9217 Only allow -mgpopt if -mexplicit-relocs is in force for
9220 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
9222 * configure.ac: Check for caddr_t, define to char * if not defined.
9223 * configure: Regenerate.
9224 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
9225 (mmap_gt_pch_use_address): Likewise.
9226 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
9228 2008-07-06 Richard Guenther <rguenther@suse.de>
9230 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
9231 (new_var_info): Deal with it.
9232 (solution_set_add): Likewise.
9233 (bitpos_of_field): Make signed, fix.
9234 (struct fieldoff): Remove type and decl fields. Make size field
9235 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
9237 (fieldoff_compare): Deal with it.
9238 (push_fields_onto_fieldstack): Remove has_union argument, glob
9239 adjacent non-pointer fields together.
9240 (create_function_info_for): Do not set has_union.
9241 (create_variable_info_for): Simplify.
9243 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
9245 * config.gcc (extra_headers): Add cross-stdarg.h for target
9246 x86_64-*-* and i?86-*-*.
9247 * config/i386/cross-stdarg.h: New.
9248 * builtins.c (std_fn_abi_va_list): New.
9249 (std_canonical_va_list_type): New.
9250 (stabilize_va_list): Replace va_list_type_node use by
9251 mtarget.canonical_va_list_type.
9252 (gimplify_va_arg_expr): Likewise.
9253 (expand_builtin_va_copy): Replace va_list_type_node use by
9254 mtarget.fn_abi_va_list.
9255 * tree-sra.c (is_va_list_type): New helper.
9256 (decl_can_be_decomposed_p): Replace
9257 va_list_type_node use by is_va_list_type.
9258 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
9259 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9260 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
9261 * config/i386/i386-protos.h (ix86_get_valist_type): New.
9262 (ix86_enum_va_list): New.
9263 * config/i386/i386.c (sysv_va_list_type_node): New.
9264 (ms_va_list_type_node): New.
9265 (ix86_function_type_abi): Remove sorry.
9266 (ix86_build_builtin_va_list_abi): New.
9267 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
9269 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
9270 (ix86_init_builtins_va_builtins_abi): New.
9271 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
9273 (ix86_handle_abi_attribute): New.
9274 (attribute_spec): Add sysv_abi and ms_abi.
9275 (ix86_fn_abi_va_list): New.
9276 (ix86_canonical_va_list_type): New.
9277 (ix86_enum_va_list): New.
9278 (TARGET_FN_ABI_VA_LIST): New.
9279 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9280 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
9281 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
9282 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9283 (TARGET_ENUM_VA_LIST): New.
9284 * expr.h (std_fn_abi_va_list): New.
9285 (std_canonical_va_list_type): New.
9286 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
9287 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9288 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
9289 TARGET_CANONICAL_VA_LIST_TYPE.
9290 * target.h (struct gcc_target): Add fn_abi_va_list hook
9291 and canonical_va_list_type hook.
9293 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9295 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
9296 integral and pointer types.
9298 2008-07-04 Roger Sayle <roger@eyesopen.com>
9300 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
9301 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
9303 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
9306 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
9308 2008-07-04 Jakub Jelinek <jakub@redhat.com>
9310 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
9311 build_gimple_modify_stmt.
9312 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
9313 gimple operand. Use fold_build* instead of build*.
9315 2008-07-04 Richard Guenther <rguenther@suse.de>
9317 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
9318 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
9319 properly to compute the reachability set if we do field-sensitive PTA.
9320 * invoke.texi (max-fields-for-field-sensitive): Document default.
9321 * opts.c (decode_options): Set max-fields-for-field-sensitive to
9322 100 for optimize >= 2.
9324 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9326 * ggc-zone.c (lookup_page_table_if_allocated,
9327 set_page_table_entry, zone_find_object_size, alloc_small_page,
9328 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
9329 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
9330 -Wc++-compat and/or -Wcast-qual warnings.
9332 2008-07-04 Alan Modra <amodra@bigpond.net.au>
9335 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
9336 pic_offset_table_rtx to be marked as used here.
9337 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
9338 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
9339 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
9340 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
9343 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9345 * alloc-pool.c (hash_descriptor, eq_descriptor,
9346 alloc_pool_descriptor): Fix -Wc++-compat warnings.
9347 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
9349 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
9350 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
9351 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
9352 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
9355 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
9357 * tree-flow.h (loop_only_exit_p): Declare.
9358 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
9359 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
9360 the number of iterations if it is constant. Otherwise, if this is the
9361 only possible exit of the loop, use the conservative estimate on the
9362 number of iterations of the entire loop if available.
9364 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
9366 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
9367 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
9368 Add synchronization functions.
9369 * config/sync.c: New file.
9370 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
9371 (LIBGCC_SYNC_CFLAGS): Likewise.
9373 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
9376 * config/i386/i386.md (mode): Add TF to "mode" attribute.
9377 (*pushtf_sse): New insn pattern.
9378 (pushtf splitters): New splitters.
9380 2008-07-03 Michael Meissner <gnu@the-meissners.org>
9383 * predict.c (build_predict_expr): Use void_type_node for the tree
9384 type, instead of NULL_TREE.
9386 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
9388 * config/i386/i386.c (contains_aligned_value_p): Return true
9390 (ix86_data_alignment): Align TCmode to 128bits.
9391 (ix86_local_alignment): Likewise.
9393 2008-07-03 Andrew Haley <aph@redhat.com>
9396 * vec.h (VEC_TA): New.
9397 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
9398 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
9399 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
9400 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
9401 (C_COMMON_FIXED_TYPES): Remove first arg.
9402 (C_COMMON_FIXED_MODE_TYPES): Likewise.
9403 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
9404 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
9405 not to use empty macro arguments.
9407 2008-07-02 Joseph Myers <joseph@codesourcery.com>
9409 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
9410 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
9411 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
9412 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
9413 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
9414 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
9415 config/ia64/crtn.asm, config/m68hc11/larith.asm,
9416 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
9417 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
9418 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
9419 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
9420 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
9421 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
9422 config/rs6000/e500crtres64gpr.asm,
9423 config/rs6000/e500crtres64gprctr.asm,
9424 config/rs6000/e500crtrest32gpr.asm,
9425 config/rs6000/e500crtrest64gpr.asm,
9426 config/rs6000/e500crtresx32gpr.asm,
9427 config/rs6000/e500crtresx64gpr.asm,
9428 config/rs6000/e500crtsav32gpr.asm,
9429 config/rs6000/e500crtsav64gpr.asm,
9430 config/rs6000/e500crtsav64gprctr.asm,
9431 config/rs6000/e500crtsavg32gpr.asm,
9432 config/rs6000/e500crtsavg64gpr.asm,
9433 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
9434 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
9435 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
9436 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
9437 config/sparc/sol2-cn.asm: Remove .file directives.
9439 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
9441 * resource.c (mark_referenced_resources): Look inside
9442 UNSPEC_VOLATILEs and ASM_INPUTs.
9444 2008-07-02 Ian Lance Taylor <iant@google.com>
9446 * rtlanal.c (add_reg_note): New function.
9447 * rtl.h (add_reg_note): Declare.
9448 * auto-inc-dec.c (attempt_change): Use add_reg_note.
9449 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
9450 * builtins.c (expand_builtin_longjmp): Likewise.
9451 (expand_builtin_nonlocal_goto): Likewise.
9452 * calls.c (emit_call_1, expand_call): Likewise.
9453 * cfgexpand.c (add_reg_br_prob_note): Likewise.
9454 * cfglayout.c (fixup_reorder_chain): Likewise.
9455 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
9456 (commit_one_edge_insertion): Likewise.
9457 * combine.c (move_deaths, distribute_notes): Likewise.
9458 * df-problems.c (df_set_note): Likewise.
9459 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
9460 (set_unique_reg_note): Likewise.
9461 (emit_copy_of_insn_after): Likewise.
9462 * expr.c (expand_expr_real): Likewise.
9463 * gcse.c (add_label_notes): Likewise.
9464 * haifa-sched.c (create_check_block_twin): Likewise.
9465 * jump.c (mark_jump_label_1): Likewise.
9466 * loop-doloop.c (add_test, doloop_modify): Likewise.
9467 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9468 * lower-subreg.c (move_eh_region_note): Likewise.
9469 * optabs.c (emit_libcall_block): Likewise.
9470 * predict.c (predict_insn): Likewise.
9471 (combine_predictions_for_insn): Likewise.
9472 * recog.c (peephole2_optimize): Likewise.
9473 * regmove.c (try_auto_increment): Likewise.
9474 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
9475 * reload.c (find_reloads): Likewise.
9476 * reload1.c (fixup_eh_region_note): Likewise.
9477 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
9478 * reorg.c (delete_prior_computation): Likewise.
9479 (delete_computation, dbr_schedule): Likewise.
9480 * config/pa/pa.c (legitimize_pic_address): Likewise.
9481 * config/sh/sh.c (sh_reorg): Likewise.
9483 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9486 * config/libgcc-glibc.ver: Add %exclude.
9487 * config/m32r/libgcc-glibc.ver: Likwise.
9488 * config/s390/libgcc-glibc.ver: Likwise.
9489 * config/sh/libgcc-glibc.ver: Likwise.
9490 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
9492 * config/i386/libgcc-glibc.ver: New.
9494 * config/i386/libgcc-x86_64-glibc.ver: Removed.
9496 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9498 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
9499 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
9500 i[34567]86-*-linux*, x86_64-*-linux*. Add
9501 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
9502 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
9503 x86_64-*-linux*. Add i386/t-linux to tmake_file for
9504 i[34567]86-*-linux*, x86_64-*-linux*.
9506 * libgcc-std.ver: Add empty GCC_4.4.0.
9508 * mkmap-symver.awk: Support multiple versions per symbol.
9510 * config/i386/i386.c (ix86_init_builtins): Always define
9511 __builtin_fabsq and __builtin_copysignq with fallbacks.
9512 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
9513 and __builtin_copysignq if SSE2 isn't available.
9515 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
9516 (LIBGCC2_TF_CEXT): Likwise.
9519 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
9521 * config/i386/sfp-machine.h: Moved to libgcc.
9523 * config/i386/sfp-machine.h: New.
9524 * config/i386/t-linux: Likwise.
9526 * config/i386/t-darwin: Remove softfp_wrap_start and
9528 * config/i386/t-darwin64: Likewise.
9530 * config/i386/t-fprules-softfp64: Renamed to ...
9531 * config/i386/t-fprules-softfp: This.
9533 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
9534 and softfp_wrap_end.
9536 2008-07-02 Jason Merrill <jason@redhat.com>
9538 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
9540 * tree.c (ctor_to_list): New fn.
9541 * tree.h: Declare it.
9542 (CONSTRUCTOR_ELT): New macro.
9543 (CONSTRUCTOR_NELTS): New macro.
9545 2008-07-02 Richard Guenther <rguenther@suse.de>
9547 * tree-ssa-structalias.c (struct variable_info): Reorder
9548 to fill padding on 64bit hosts. Make collapsed_to an int.
9549 (get_varinfo_fc): Deal with that.
9550 (new_var_info): Likewise.
9551 (collapse_rest_of_var): Likewise.
9553 2008-07-02 Joshua Sumali <jsumali@redhat.com>
9555 * doc/install.texi (--enable-java-home): Document.
9556 (--enable-aot-compile-rpm): Likewise.
9557 (--with-arch-directory): Likewise.
9558 (--with-os-directory): Likewise.
9559 (--with-origin-name): Likewise.
9560 (--with-arch-suffix): Likewise.
9561 (--with-jvm-root-dir): Likewise.
9562 (--with-jvm-jar-dir): Likewise.
9563 (--with-python-dir): Likewise.
9565 2008-07-02 Richard Guenther <rguenther@suse.de>
9567 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
9568 from decls explicitly. Merge operand checking from tuples.
9570 2008-07-02 Martin Jambor <mjambor@suse.cz>
9572 * tree-switch-conversion.c: Included timevar.h which I forgot before.
9574 2008-07-02 Martin Jambor <mjambor@suse.cz>
9576 * tree-switch-conversion.c: Included timevar.h
9577 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
9579 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
9581 2008-07-02 Martin Jambor <mjambor@suse.cz>
9583 * tree-switch-conversion.c: Corrected various comments and
9585 (build_constructors): Fixed minor formatting mistakes.
9587 * invoke.texi (Optimize Options): Corrected the
9588 switch-conversion-max-branch-ratio parameter.
9590 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
9592 * final.c (asm_insn_count): Return zero for an empty asm body.
9594 2008-07-02 Richard Guenther <rguenther@suse.de>
9596 * bitmap.h (bitmap_set_bit): Return bool.
9597 (bitmap_clear_bit): Likewise.
9598 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
9599 write to the bitmap if it would.
9600 (bitmap_clear_bit): Likewise.
9601 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
9602 bitmap_set_bit return value.
9603 (add_pred_graph_edge): Likewise.
9604 (add_graph_edge): Likewise.
9605 (do_sd_constraint): Likewise.
9606 (do_ds_constraint): Likewise.
9608 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9610 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
9611 Fix -Wc++-compat and/or -Wcast-qual warnings.
9612 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
9613 gen_regparm_prefix): Likewise.
9614 * vmsdbgout.c (write_modbeg, lookup_filename,
9615 vmsdbgout_source_line, vmsdbgout_init): Likewise.
9617 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
9619 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
9620 defaults.h definition apply.
9622 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9624 * function.c (assign_parm_remove_parallels): New.
9625 (assign_parm_setup_block_p): Do not return true for non-BLKmode
9627 (assign_parm_setup_block): Do not handle them.
9628 (assign_parm_setup_reg, assign_parm_setup_stack): Call
9629 assign_parm_remove_parallels.
9631 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9633 * c-typeck.c (convert_for_assignment): Use
9634 vector_targets_convertible_p.
9635 * c-common.c (vector_targets_convertible_p): New.
9636 * c-common.h (vector_targets_convertible_p): New prototype.
9637 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
9638 opaque_p_V2SI_type_node.
9640 2008-07-01 Steve Ellcey <sje@cup.hp.com>
9642 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
9645 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
9647 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
9648 TFmode constants via two element DImode vector for hosts with
9649 HOST_BITS_PER_WIDE_INT < 64.
9650 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
9651 also for HOST_BITS_PER_WIDE_INT < 64.
9653 2008-07-01 Richard Guenther <rguenther@suse.de>
9655 PR tree-optimization/36666
9656 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
9657 (get_constraint_exp_from_ssa_var): Split into ...
9658 (get_constraint_exp_for_temp): ... this ...
9659 (get_constraint_for_ssa_var): ... and that.
9660 Return constraint expressions for all touched sub-fields
9661 if the results address is not taken.
9662 (process_constraint): Remove assertion that aggregate
9663 assignments do not happen at this place.
9664 (get_constraint_for_component_ref): Add address_p argument.
9665 Return constraint expressions for all touched sub-fields
9666 if the results address is not taken.
9667 (do_deref): Use get_constraint_exp_for_temp.
9668 (get_constraint_for_1): Rename from ...
9669 (get_constraint_for): ... this. Add the old function as wrapper.
9670 (do_structure_copy): Use get_constraint_for_1.
9672 2008-07-01 Martin Jambor <mjambor@suse.cz>
9674 * Makefile.in (tree-switch-conversion.o): Add.
9675 (OBJS-common): Add tree-swtch-conversion.o.
9676 * passes.c (init_optimization_passes): Add pass_convert_switch.
9677 * tree-pass.h: (pass_convert_switch): Add.
9678 * tree-switch-conversion.c: New file.
9679 * gcc.dg/tree-ssa/cswtch.c: New testcase.
9680 * common.opt (ftree-cswtch): New option.
9681 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9682 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9683 * opts.c (decode_options): Set flag_tree_switch_conversion when
9684 optimization level is >= 2.
9685 * doc/invoke.texi (Optimize Options): Added description of
9686 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
9688 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9690 * config/darwin-driver.c (darwin_default_min_version): Fix
9691 -Wc++-compat warnings.
9693 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
9695 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
9698 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9700 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
9702 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9704 PR rtl-optimization/34744
9705 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
9706 (df_scan_free_internal): Free data structures not
9707 allocated in storage pools.
9708 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
9709 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
9710 df_scan_free_mws_vec.
9711 * dse.c (dse_step6): Free offset_map_p and offset_map_n
9714 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
9716 * config/i386/i386.c (contains_aligned_value_p): Return true
9718 (ix86_function_arg_boundary): Return its natural boundary
9720 (return_in_memory_32): Don't check TDmode.
9721 (ix86_split_to_parts): Support splitting into 4 parts and
9722 support TFmode for 32bit target.
9723 (ix86_split_long_move): Support splitting into 4 parts.
9724 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
9726 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
9727 (ix86_init_builtins): Here.
9728 (ix86_scalar_mode_supported_p): Always return true for TFmode.
9729 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
9730 'q' and 'w', respectively.
9732 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
9734 (movtf_internal): Likewise.
9735 (<code>tf2): Likewise.
9736 (*absnegtf2_sse): Likewise.
9737 (copysign<mode>3): Likewise.
9738 (copysign<mode>3_const): Likewise.
9739 (copysign<mode>3_var): Likewise.
9740 (define_split UNSPEC_COPYSIGN): Likewise.
9741 * config/i386/sse.md (*nandtf3): Likewise.
9742 (<code>tf3): Likewise.
9743 (*<code>tf3): Likewise.
9745 2008-06-30 Joey Ye <joey.ye@intel.com>
9746 H.J. Lu <hongjiu.lu@intel.com>
9748 * global.c (compute_regsets): Set frame_pointer_needed here.
9749 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
9751 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9753 * doc/install.texi (specific): Expand Windows build notes.
9755 2008-06-30 Ira Rosen <irar@il.ibm.com>
9757 PR tree-optimization/36648
9758 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
9759 number of prolog iterations by step. Fix the comment.
9761 2008-06-30 Richard Guenther <rguenther@suse.de>
9764 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
9765 handle calls from ECF_MALLOC functions.
9766 (handle_pure_call): ECF_MALLOC functions do not return
9768 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
9770 2008-06-29 Andreas Schwab <schwab@suse.de>
9772 * config/m68k/m68k.c (print_operand): Always print a float
9774 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
9775 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
9778 * config/rs6000/x-linux64: Remove never used file.
9780 2008-06-29 Richard Guenther <rguenther@suse.de>
9782 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
9784 (struct alias_info): Move ...
9785 * tree-ssa-alias.c: ... here.
9786 (update_alias_info): Declare.
9787 (compute_may_aliases): Call it.
9788 (update_alias_info): New function.
9789 * tree-ssa-structalias.c (update_alias_info): Move ...
9790 * tree-ssa-alias.c (update_alias_info_1): ... here.
9791 * tree-ssa-structalias.c (process_constraint_1): Remove
9792 unused from_call argument. Rename to ...
9793 (process_constraint): ... this. Delete old wrapper.
9794 (make_constraint_to): Adjust callers.
9795 (handle_const_call): Likewise.
9796 (handle_pure_call): Likewise.
9797 (init_base_vars): Likewise.
9798 (handle_lhs_call): Likewise. Remove unnecessary constraint.
9799 (find_func_aliases): We don't need structure copies for
9801 (make_constraint_from_anything): Remove.
9802 (create_variable_info_for): For globals make constraints
9803 from escaped, not from anything.
9804 (compute_points_to_sets): Do not call update_alias_info.
9805 (ipa_pta_execute): Use make_constraint_from.
9807 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9809 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
9810 (bitmap.o-warn, dominance.o-warn): New.
9811 * configure.ac (cxx_compat_warn): Delete.
9812 (loose_warn): Add -Wcast-qual and -Wc++-compat.
9813 * system.h: Remove #pragma diagnostic for -Wcast-qual and
9815 * configure: Regenerate.
9817 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
9820 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9822 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
9823 * df-scan.c (df_notes_rescan): Likewise.
9824 * ggc-page.c (set_page_table_entry): Likewise.
9825 * intl.c (gcc_gettext_width): Likewise.
9826 * varasm.c (get_unnamed_section, get_noswitch_section,
9827 get_section): Likewise.
9829 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
9831 * regrename.c (build_def_use): Don't copy RTX.
9833 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
9835 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
9836 (Type Attributes): Fix nesting of @table and @subsection. Adjust
9837 punctuation. Use @ref instead of @xref.
9838 (Function Names): Remove stray @display/@end display.
9839 (C++ Attributes): Use @ref instead of @xref.
9840 (Deprecated Features): Fix punctuation around @xref.
9841 (Backwards Compatibility): Likewise.
9842 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
9844 2008-06-28 Joseph Myers <joseph@codesourcery.com>
9846 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
9847 constants for E500 double.
9849 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9851 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
9852 element type of const_vector.
9854 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
9856 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
9857 Remove FLAGS_REG clobber from expander pattern.
9858 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
9859 (anddi3, andsi3, andhi3, andqi3): Ditto.
9860 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
9861 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
9862 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
9863 (ashlsi3, ashlhi3, ashlqi3): Ditto.
9864 (ashrsi3, ashrhi3, ashrqi3): Ditto.
9865 (lshrsi3, lshrhi3, lshrqi3): Ditto.
9866 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
9867 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
9869 2008-06-28 Richard Guenther <rguenther@suse.de>
9871 * tree-ssa-structalias.c (callused_id, var_callused,
9872 callused_tree): Add.
9873 (handle_pure_call): New function.
9874 (find_func_aliases): Call it.
9875 (find_what_p_points_to): Handle the call-used set.
9876 (clobber_what_escaped): Likewise.
9877 (compute_call_used_vars): New function.
9878 (init_base_vars): Init the call-used variable.
9879 (do_sd_constraint): Do not propagate the solution from CALLUSED
9880 but use CALLUSED as a placeholder.
9881 (solve_graph): Likewise.
9882 * tree-flow-inline.h (gimple_call_used_vars): New function.
9883 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
9884 (compute_call_used_vars): Declare.
9885 * tree-ssa-alias.c (set_initial_properties): Call
9886 compute_call_used_vars.
9887 (reset_alias_info): Clear call-used variables.
9888 (add_call_clobber_ops): Assert we are not called for const/pure
9889 functions. Remove handling of them.
9890 (add_call_read_ops): Handle pure functions by adding the
9891 call-used set of variables as VUSEs.
9892 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
9893 (delete_tree_ssa): Free it.
9894 * tree-dfa.c (remove_referenced_var): Clear the var from the
9897 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
9899 * tree.c (build_varargs_function_type_list): New.
9900 (build_function_type_list_1): New.
9901 (build_function_type_list): Use build_function_type_list_1.
9902 * tree.h (build_varargs_function_type_list): New.
9904 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9907 * config/spu/spu.c (spu_builtin_splats): Do not generate
9908 invalid CONST_VECTOR expressions.
9909 (spu_expand_vector_init): Likewise.
9911 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
9913 * optabs.c (libfunc_decls): New variable.
9914 (libfunc_decl_hash, libfunc_decl_eq): New functions.
9915 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
9916 for the same function twice.
9918 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
9920 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
9921 ix86_expand_binary_operator directly.
9922 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
9924 (*ashrti3_1): Ditto.
9925 (*lshrti3_1): Ditto.
9926 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
9927 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
9928 using only one splitter. Conditionaly execute splitter before or
9929 after peephole2 pass.
9930 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
9931 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
9932 Use only one alternative in asm template.
9933 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
9935 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
9936 "J" operand constraint for operand 2.
9937 (*ashldi3_cconly_rex64): Ditto.
9938 (*ashrdi3_cmp_rex64): Ditto.
9939 (*ashrdi3_cconly_rex64): Ditto.
9940 (*lshrdi3_cmp_rex64): Ditto.
9941 (*lshrdi3_cconly_rex64): Ditto.
9942 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
9943 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
9944 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
9947 2008-06-27 Jakub Jelinek <jakub@redhat.com>
9949 * gimplify.c (omp_is_private): Don't return true if decl is not
9950 already private on #pragma omp for or #pragma omp parallel for.
9953 * tree-cfg.c (struct move_stmt_d): Replace block field with
9954 orig_block and new_block fields.
9955 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
9956 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
9957 (move_block_to_fn): Replace vars_map and new_label_map arguments
9958 with struct move_stmt_d pointer.
9959 (replace_block_vars_by_duplicates): New function.
9960 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
9961 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
9962 all subblocks of ORIG_BLOCK to the new function. Call
9963 replace_block_vars_by_duplicates.
9964 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
9965 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
9966 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
9967 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
9968 (expand_omp): Temporarily set input_location to the location of
9969 region's controlling stmt.
9970 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
9971 BIND_EXPR, push ctx->block_vars and gimplification vars into
9972 the BIND_EXPR and its block's BLOCK_VARS instead of directly
9974 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
9975 there are any BLOCK_VARS.
9976 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
9977 OMP_PARALLEL or OMP_TASK stmt.
9978 (lower_omp): Save and restore input_location around the lower_omp_1
9981 2008-06-27 Richard Guenther <rguenther@suse.de>
9983 PR tree-optimization/36400
9984 PR tree-optimization/36373
9985 PR tree-optimization/36344
9986 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
9987 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
9988 (update_alias_info): Remove call clobbering code.
9989 (make_constraint_to): New helper function.
9990 (make_escape_constraint): Likewise.
9991 (handle_rhs_call): Use it on all pointer containing arguments.
9992 Also mark the static chain escaped.
9993 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
9994 instead of ANYTHING.
9995 (make_constraint_from): New helper split out from ...
9996 (make_constraint_from_anything): ... here.
9997 (find_func_aliases): Add constraints for escape sites.
9998 (intra_create_variable_infos): Make constraints from NONLOCAL
10000 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10002 (clobber_what_p_points_to): Remove.
10003 (clobber_what_escaped): New function.
10004 (init_base_vars): Init NONLOCAL and ESCAPED.
10005 (do_sd_constraint): Do not propagate the solution from ESCAPED
10006 but use ESCAPED as a placeholder.
10007 (solve_graph): Likewise.
10008 * tree-flow.h (clobber_what_p_points_to): Remove.
10009 (clobber_what_escaped): Declare.
10010 * tree-ssa-alias.c (set_initial_properties): Call it.
10011 Remove code clobbering escaped pointers.
10013 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10015 * function.c (allocate_struct_function): Only allocate a unique
10016 funcdef_no if the decl is nonzero.
10018 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10020 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10021 * config/mips/mips.c (mips_split_const_insns): New function.
10022 * config/mips/mips.md (move_type): New attribute.
10023 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10024 (dword_mode): New attribute.
10025 (type): Avoid long line. Map "move_type"s to "type"s,
10026 choosing "multi" for doubleword moves if appropriate.
10027 Swap MTC/MFC comments to match their declaration order.
10028 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10029 "type" is "branch" or "jal" is "direct".
10030 (length): Handle "extended_mips16" first. Make the default
10031 "0" for "ghost" instructions. Set the length from "move_type".
10032 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10033 of "type", with "sll0" for the register alternative. Remove the
10034 "extended_mips16" attribute.
10035 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10036 of "type", with "shift_shift" for the register alternative.
10037 Remove the "length" attribute.
10038 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10039 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10040 of "type", with "andi" for the register alternative.
10041 (*zero_extendqihi2): Likewise.
10042 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10043 of "andi" instead of a "type" of "arith".
10044 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10046 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10047 (mov_<store>r, *mov<mode>_ra): Likewise.
10048 (extendsidi2): Use "move_type" instead of "type", with "move"
10049 for the register alternative.
10050 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10051 of "type", with "signext" for the register alternative.
10052 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10053 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10054 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10055 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10056 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10057 (unnamed branch insn): Likewise.
10058 (*movdi_gp32_fp64): Fold into...
10059 (*movdi_32bit): ...here.
10060 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10061 (*movdf_hardfloat): ...this new pattern.
10062 (*movdf_softfloat): Remove redundant FPR alternatives.
10063 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10064 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10065 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10066 the "move" attribute.
10067 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10068 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10069 and "store" for COP loads and stores.
10070 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10071 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10072 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10073 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10074 (*movtf_mips16, *movv2sf): Likewise.
10075 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10076 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10077 (mfhc1<mode>): Use "move_type" instead of "move".
10078 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10079 (loadgp_blockage): Remove the "length" attribute.
10080 (blockage, set_got_version, update_got_version): Likewise.
10081 (call_internal): Remove the "extended_mips16" attribute.
10082 (call_value_internal, call_value_multiple_internal): Likewise.
10083 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10085 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10086 the "length" attribute.
10088 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10090 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10091 -Wcast-qual warnings.
10092 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10093 handle_pragma_pop_macro): Likewise.
10094 * collect2.c (resolve_lib_name): Likewise.
10095 * config/arc/arc.c (arc_init): Likewise.
10096 * config/arm/arm.c (neon_builtin_compare,
10097 locate_neon_builtin_icode): Likewise.
10098 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10099 * config/bfin/bfin.c (bfin_init_machine_status,
10100 bfin_optimize_loop): Likewise.
10101 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10102 * config/cris/cris.c (cris_init_expanders): Likewise.
10103 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10104 * config/darwin.c (machopic_indirection_eq,
10105 machopic_indirection_name, machopic_output_indirection): Likewise.
10106 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10107 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10108 frv_optimize_membar): Likewise.
10109 * config/i386/cygwin.h (mingw_scan,
10110 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10111 * config/i386/cygwin1.c (mingw_scan): Likewise.
10112 * config/i386/i386.c (machopic_output_stub): Likewise.
10113 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10114 i386_pe_unique_section): Likewise.
10115 * config/ia64/ia64.c (ia64_init_machine_status,
10116 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10118 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10119 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10120 * config/m68k/m68k.c (m68k_handle_option,
10121 m68k_sched_md_init_global): Likewise.
10122 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10123 mcore_unique_section): Likewise.
10124 * config/mips/mips.c (mips_block_move_straight,
10125 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10127 * config/mmix/mmix.c (mmix_init_machine_status,
10128 mmix_encode_section_info): Likewise.
10129 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10130 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10131 print_operand_address, output_toc, redefine_groups,
10132 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10133 * config/s390/s390.c (s390_init_machine_status): Likewise.
10134 * config/score/score.c (score_block_move_straight,
10135 score_block_move_loop_body): Likewise.
10136 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10137 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10138 * emit-rtl.c (find_auto_inc): Likewise.
10139 * gcc.c (translate_options, process_command): Likewise.
10140 * reorg.c (dbr_schedule): Likewise.
10141 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10142 * xcoffout.c (xcoffout_declare_function): Likewise.
10144 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10146 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10147 ipa-pta working again.
10149 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10151 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10154 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10156 * config.gcc (powerpc*-*-*): Add new core e500mc.
10157 * config/rs6000/e500mc.md: New file.
10158 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10160 (rs6000_override_options): Add e500mc case to
10161 processor_target_table. Altivec and Spe options not allowed
10162 with e500mc. Add isel instruction to e500mc by
10163 default. Initialize rs6000_cost for e500mc.
10164 (rs6000_issue_rate): Set issue rate for e500mc.
10165 * config/rs6000/rs6000.h (processor_type): Add
10166 PROCESSOR_PPCE500MC.
10167 (ASM_CPU_SPEC): Add e500mc.
10168 Set TARGET_ISEL to rs6000_isel.
10169 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10170 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10171 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10173 * doc/invoke.texi: Add e500mc to list of cpus.
10175 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10178 * c-lex.c (lex_charconst): Initialize unsignedp.
10180 2008-06-27 Olivier Hainque <hainque@adacore.com>
10182 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
10183 documented assumptions.
10185 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
10187 * dwarf2out.c: Remove trailing white spaces. Break long line
10190 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
10192 * libfuncs.h (LTI_synchronize): New libfunc_index.
10193 (synchronize_libfunc): Declare.
10194 * builtins.c (expand_builtin_synchronize): Consider using
10195 synchronize_libfunc before falling back on an asm blockage.
10196 * config/mips/mips.c: Include libfuncs.h
10197 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
10199 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
10201 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
10202 parameter. Copy stack_reg to r11 where appropriate.
10203 (no_global_regs_above): Add gpr parameter.
10204 (rs6000_stack_info): Only add padding for SPE save area if we
10205 are saving SPE GPRs and CR.
10206 (saveres_routine_syms): New variable.
10207 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
10209 (rs6000_savres_routine_sym): New function.
10210 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
10212 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
10213 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
10214 Tweak FPR out-of-line saving.
10215 (rs6000_make_savres_rtx): New function.
10216 (rs6000_use_multiple_p): New function.
10217 (rs6000_savres_strategy): New function.
10218 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
10219 out-of-line if appropriate.
10220 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
10221 if we are optimizing for size.
10222 (GP_SAVE_INLINE): Define.
10223 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
10224 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
10225 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
10226 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
10227 (*save_fpregs_<mode>): Add use of r11.
10228 (*restore_gpregs_<mode>): New insn.
10229 (*return_and_restore_gpregs_<mode>): New insn.
10230 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
10232 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
10233 (*restore_gpregs_spe): New insn.
10234 (*return_and_restore_gpregs_spe): New insn.
10235 * config/rs6000/predicates.md (save_world_operation): Fix check.
10237 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10239 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
10240 this point, so assert that.
10242 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10244 * cfganal.c: Include vec.h and vecprim.h.
10245 (compute_idf): Import from...
10246 * tree-into-ssa (compute_idf): ...here.
10247 * basic-block.h (compute_idf): Export.
10249 2008-06-26 Joseph Myers <joseph@codesourcery.com>
10251 * c-decl.c (merge_decls): Use !current_function_decl to check for
10252 extern declaration of C99 inline function being at file scope.
10254 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
10256 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
10258 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10260 * alias.c (record_alias_subset, init_alias_analysis): Fix
10261 -Wc++-compat and/or -Wcast-qual warnings.
10262 * attribs.c (lookup_attribute_spec): Likewise.
10263 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
10264 copy_bb, connect_traces,
10265 find_rarely_executed_basic_blocks_and_cr): Likewise.
10266 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
10267 note_btr_set, migrate_btr_defs): Likewise.
10268 * builtins.c (result_vector, expand_builtin_memcpy,
10269 expand_builtin_mempcpy_args, expand_builtin_strncpy,
10270 builtin_memset_read_str, expand_builtin_printf,
10271 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
10273 * caller-save.c (mark_set_regs): Likewise.
10274 * calls.c (expand_call, emit_library_call_value_1): Likewise.
10275 * cgraph.c (cgraph_edge): Likewise.
10276 * combine.c (likely_spilled_retval_1): Likewise.
10277 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
10278 htab_counts_entry_del, get_coverage_counts): Likewise.
10279 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
10280 new_cselib_val): Likewise.
10281 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
10282 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
10284 * df-core.c (df_compact_blocks): Likewise.
10285 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
10286 * df-scan.c (df_grow_reg_info, df_ref_create,
10287 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
10288 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
10289 df_record_entry_block_defs, df_record_exit_block_uses,
10290 df_bb_verify): Likewise.
10291 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
10292 DF_REF_EXTRACT_MODE_CONST): New.
10293 * dominance.c (get_immediate_dominator, get_dominated_by,
10294 nearest_common_dominator, root_of_dom_tree,
10295 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
10296 -Wc++-compat and/or -Wcast-qual warnings.
10297 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
10298 record_store, replace_read, check_mem_read_rtx, scan_insn,
10299 dse_step1, dse_record_singleton_alias_set): Likewise.
10300 * dwarf2asm.c (dw2_force_const_mem): Likewise.
10302 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10304 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
10305 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
10306 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
10307 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
10308 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
10309 add_ranges_num, add_ranges_by_labels, file_info_cmp,
10310 file_name_acquire, output_file_names, add_const_value_attribute,
10311 premark_used_types_helper, file_table_eq, file_table_hash,
10312 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
10313 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
10314 -Wcast-qual warnings.
10315 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
10316 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
10317 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
10318 gen_reg_rtx, start_sequence, init_emit): Likewise.
10319 * et-forest.c (et_new_occ, et_new_tree): Likewise.
10320 * except.c (init_eh_for_function, gen_eh_region,
10321 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
10322 arh_to_landing_pad, arh_to_label, add_action_record,
10323 add_call_site, switch_to_exception_section): Likewise.
10324 * expmed.c (synth_mult): Likewise.
10325 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
10326 store_expr): Likewise.
10327 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
10329 * function.c (assign_stack_temp_for_type,
10330 allocate_struct_function, match_asm_constraints_1): Likewise.
10331 * gcov-io.c (gcov_allocate): Likewise.
10332 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
10333 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
10334 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
10335 record_one_set, insert_expr_in_table, insert_set_in_table,
10336 dump_hash_table, compute_hash_table_work, alloc_hash_table,
10337 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
10338 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
10339 -Wcast-qual warnings.
10341 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10343 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
10344 -Wcast-qual warnings.
10345 * gcc.c (process_command): Likewise.
10346 * genattrtab.c (oballoc): Use XOBNEW.
10347 (oballocvec): Define.
10348 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
10349 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
10350 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
10351 -Wc++-compat and/or -Wcast-qual warnings.
10352 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
10353 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
10354 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
10355 gen_presence_absence_set, gen_automaton, gen_regexp_el,
10356 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
10357 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
10358 add_excls, process_presence_absence_names,
10359 process_presence_absence_patterns, add_presence_absence,
10360 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
10361 get_free_state, add_arc, get_free_automata_list_el,
10362 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
10363 transform_3, cache_presence, create_ainsns, create_automata,
10364 create_state_ainsn_table, dfa_insn_code_enlarge,
10365 output_trans_func, output_min_issue_delay_func,
10366 output_dead_lock_func, output_reset_func,
10367 output_get_cpu_unit_code_func, output_dfa_start_func,
10368 expand_automata): Likewise.
10369 * genextract.c (gen_insn): Likewise.
10370 * gengtype-lex.l: Likewise.
10371 * gengtype.c (read_input_list, adjust_field_type,
10372 process_gc_options): Likewise.
10373 * genoutput.c (note_constraint): Likewise.
10374 * genpreds.c (mangle, add_constraint): Likewise.
10375 * genrecog.c (process_define_predicate, new_decision,
10376 add_to_sequence): Likewise.
10377 * gensupport.c (record_insn_name): Likewise.
10379 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10381 * config/i386/driver-i386.c (detect_caches_amd,
10382 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
10383 and/or -Wcast-qual warnings.
10384 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
10385 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
10386 gt_pch_save): Likewise.
10387 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
10388 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
10389 * global.c (compute_regsets): Likewise.
10390 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
10391 finish_graph_dump_file): Likewise.
10392 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
10393 unlink_bb_notes): Likewise.
10394 * integrate.c (get_hard_reg_initial_val): Likewise.
10395 * ipa-prop.c (ipa_push_func_to_list): Likewise.
10396 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
10397 * local-alloc.c (update_equiv_regs): Likewise.
10398 * loop-invariant.c (check_invariant_table_size,
10399 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
10401 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
10402 altered_reg_used, mark_altered): Likewise.
10403 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
10404 insert_var_expansion_initialization,
10405 combine_var_copies_in_loop_exit, apply_opt_in_copies,
10406 release_var_copies): Likewise.
10407 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
10408 analyze_matrix_decl, add_allocation_site, analyze_transpose,
10409 analyze_accesses_for_phi_node, check_var_notmodified_p,
10410 check_allocation_function, find_sites_in_func,
10411 record_all_accesses_in_func, transform_access_sites,
10412 transform_allocation_sites): Likewise.
10413 * omp-low.c (new_omp_region, create_omp_child_function_name,
10414 check_omp_nesting_restrictions, check_combined_parallel,
10415 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
10416 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
10417 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
10418 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
10420 * opts-common.c (prune_options): Likewise.
10421 * opts.c (add_input_filename, print_filtered_help,
10422 get_option_state): Likewise.
10423 * params.c (add_params): Likewise.
10424 * passes.c (set_pass_for_id, next_pass_1,
10425 do_per_function_toporder, pass_fini_dump_file): Likewise.
10426 * postreload.c (reload_cse_simplify_operands): Likewise.
10427 * predict.c (tree_predicted_by_p, tree_predict_edge,
10428 clear_bb_predictions, combine_predictions_for_bb): Likewise.
10430 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10432 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
10434 * recog.c (check_asm_operands, validate_change_1): Likewise.
10435 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
10436 subst_asm_stack_regs): Likewise.
10437 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
10438 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
10439 * regmove.c (reg_is_remote_constant_p): Likewise.
10440 * regrename.c (regrename_optimize, scan_rtx_reg,
10441 kill_clobbered_value, kill_set_value, kill_autoinc_value):
10443 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
10444 regstat_compute_calls_crossed): Likewise.
10445 * reload1.c (init_reload, new_insn_chain,
10446 has_nonexceptional_receiver, reload, copy_reloads,
10447 calculate_needs_all_insns, init_elim_table): Likewise.
10448 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
10449 * rtl.c (shallow_copy_rtx_stat): Likewise.
10450 * rtlanal.c (parms_set): Likewise.
10451 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
10452 sbitmap_resize, sbitmap_vector_alloc): Likewise.
10453 * sched-ebb.c (earliest_block_with_similiar_load,
10454 add_deps_for_risky_insns): Likewise.
10455 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
10456 schedule_region): Likewise.
10457 * see.c (eq_descriptor_pre_extension,
10458 hash_descriptor_pre_extension, hash_del_pre_extension,
10459 eq_descriptor_properties, hash_descriptor_properties,
10460 hash_del_properties, see_seek_pre_extension_expr,
10461 see_initialize_data_structures, see_print_register_properties,
10462 see_print_pre_extension_expr, see_delete_merged_def_extension,
10463 see_delete_unmerged_def_extension, see_emit_use_extension,
10464 see_pre_delete_extension, see_map_extension, see_commit_changes,
10465 see_analyze_merged_def_local_prop,
10466 see_analyze_merged_def_local_prop,
10467 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
10468 see_set_prop_merged_def, see_set_prop_unmerged_def,
10469 see_set_prop_unmerged_use, see_print_one_extension,
10470 see_merge_one_use_extension, see_merge_one_def_extension,
10471 see_store_reference_and_extension, see_update_uses_relevancy,
10472 see_update_defs_relevancy): Likewise.
10473 * statistics.c (hash_statistics_hash, hash_statistics_eq,
10474 hash_statistics_free, curr_statistics_hash): Likewise.
10475 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
10476 expand_asm_operands, expand_return, case_bit_test_cmp,
10477 expand_case): Likewise.
10478 * stor-layout.c (start_record_layout): Likewise.
10479 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
10480 gt_pch_save_stringpool): Likewise.
10481 * tree-data-ref.c (hash_stmt_vertex_info,
10482 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
10483 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
10485 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
10488 * config/i386/i386.md : Change constraints of HImode and QImode
10489 immediate operands from "i" to "n". Change SImode "ni" constraint to
10490 "i" and SImode "rmi" constraint to "g". Remove all constraints
10491 from const0_operand and const1_operand predicated operands.
10492 (i): Change QImode and HImode attribute from "i" to "n".
10493 (*subqi_2): Change HImode operands to QImode.
10496 2008-06-25 Olivier Hainque <hainque@adacore.com>
10498 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
10501 2008-06-25 Richard Guenther <rguenther@suse.de>
10503 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
10504 not overflow the result type.
10506 2008-06-25 Richard Guenther <rguenther@suse.de>
10508 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
10509 (vn_lookup): Likewise.
10511 2008-06-25 Richard Guenther <rguenther@suse.de>
10513 PR tree-optimization/35518
10514 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
10515 * tree-sra.c (instantiate_element): Use fold_build3 to build
10517 (try_instantiate_multiple_fields): Likewise.
10519 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10521 * config/rs6000/rs6000.md: Change all string instruction's clobber to
10524 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10526 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
10527 use_backchain_to_restore_sp to true
10528 if the offset of the link register save area would go over the 32k - 1
10529 offset limit of the load
10532 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
10534 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
10535 anchor for the type-punning blurb. Cross-reference "Structures
10536 unions enumerations and bit-fields implementation". Provide a
10537 cast-through-pointer example. Make final sentence self-contained.
10538 * doc/implement-c.texi (Structures unions enumerations and
10539 bit-fields implementation): Cross-reference the type-punning blurb
10540 in the -fstrict-aliasing documentation.
10542 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10544 PR middle-end/36594
10545 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
10546 the memory instead of the memory itself for the save area.
10548 2008-06-24 Olivier Hainque <hainque@adacore.com>
10549 Nicolas Roche <roche@adacore.com>
10551 * gengtype.c (srcdir_len): size_t instead of int.
10552 (get_file_realbasename): New function. For F a filename, the real
10553 basename of F, with all the path components stripped.
10554 (get_file_srcdir_relative_path): New function. For F a filename, the
10555 relative path to F from $(srcdir).
10556 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
10557 get_file_realbasename. Adjust the head comment.
10558 (get_prefix_langdir_index): New function. For F a filename, return the
10559 lang_dir_names[] relative index of the language directory that is
10561 (get_file_langdir): For F a filename, return the name of the language
10562 directory where F is located.
10563 (get_file_gtfilename): New function. The gt- output file name for an
10565 (get_output_file_with_visibility): Replace in-line computations with
10566 uses of get_file_gtfilename and get_prefix_langdir_index.
10567 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
10569 2008-06-24 Jakub Jelinek <jakub@redhat.com>
10571 PR tree-optimization/36504
10572 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
10573 references without base address.
10575 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10577 PR middle-end/36584
10578 * calls.c (expand_call): Increase alignment for recursive functions.
10580 2008-06-23 Anatoly Sokolov <aesok@post.ru>
10582 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
10583 (TARGET_FUNCTION_VALUE): New define.
10584 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
10585 * config/avr/avr.h (FUNCTION_VALUE): Remove.
10587 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10589 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
10590 (fmod<mode>3): Ditto.
10591 (remainderxf3): Ditto.
10592 (remainder<mode>3): Ditto.
10594 2008-06-23 Jakub Jelinek <jakub@redhat.com>
10597 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
10598 REG is a hard register.
10600 PR tree-optimization/36508
10601 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
10602 499, don't check it at all in release compilers.
10604 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10606 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
10607 together with SSE_TARGET_MATH to disable insn pattern.
10608 (*fop_<MODEF:mode>_2_i387): Ditto.
10609 (*fop_<MODEF:mode>_3_i387): Ditto.
10611 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
10613 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
10615 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10617 PR middle-end/34906
10618 * gimplify.c (gimplify_asm_expr): Check the return code of
10619 parse_output_constraint call, set function return and is_inout
10620 value if it failed.
10622 2008-06-22 Ian Lance Taylor <iant@google.com>
10624 * c-lex.c (narrowest_unsigned_type): Change itk to int.
10625 (narrowest_signed_type): Likewise.
10626 * c-typeck.c (c_common_type): Change local variable mclass to enum
10628 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
10629 tcc_comparison, not the tree code itself.
10630 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
10631 (c_expand_expr): Cast modifier to enum expand_modifier.
10632 * c-common.h (C_RID_CODE): Add casts.
10633 (C_SET_RID_CODE): Define.
10634 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
10635 (c_lex_one_token): Add cast to avoid warning.
10636 (c_parser_objc_type_name): Rename local typename to type_name.
10637 (check_no_duplicate_clause): Change code parameter to enum
10639 (c_parser_omp_var_list_parens): Change kind parameter to enum
10641 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
10642 c_parser_omp_list_var_parens.
10643 (c_parser_omp_threadprivate): Likewise.
10644 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
10645 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
10646 * c-format.c (NO_FMT): Define.
10647 (printf_length_specs): Use NO_FMT.
10648 (asm_fprintf_length_specs): Likewise.
10649 (gcc_diag_length_specs): Likewise.
10650 (scanf_length_specs): Likewise.
10651 (strfmon_length_specs): Likewise.
10652 (gcc_gfc_length_specs): Likewise.
10653 (printf_flag_specs): Change 0 to STD_C89.
10654 (asm_fprintf_flag_specs): Likewise.
10655 (gcc_diag_flag_specs): Likewise.
10656 (gcc_cxxdiag_flag_specs): Likewise.
10657 (scanf_flag_specs): Likewise.
10658 (strftime_flag_specs): Likewise.
10659 (strfmon_flag_specs): Likewise.
10660 (print_char_table): Likewise.
10661 (asm_fprintf_char_table): Likewise.
10662 (gcc_diag_char_table): Likewise.
10663 (gcc_tdiag_char_table): Likewise.
10664 (gcc_cdiag_char_table): Likewise.
10665 (gcc_cxxdiag_char_table): Likewise.
10666 (gcc_gfc_char_table): Likewise.
10667 (scan_char_table): Likewise.
10668 (time_char_table): Likewis.
10669 (monetary_char_table): Likewise.
10670 * c-format.h (BADLEN): Likewise.
10672 2008-06-21 Ian Lance Taylor <iant@google.com>
10674 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
10675 Define END_OF_BASE_TREE_CODES around inclusion.
10676 * tree.c (tree_code_type): New global array.
10677 (tree_code_length, tree_code_name): Likewise.
10678 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
10679 $(lang_tree_files).
10680 (all-tree.def, s-alltree): New targets.
10681 (gencheck.h, s-gencheck): Remove.
10682 (tree.o): Depend upon all-tree.def.
10683 (build/gencheck.o): Remove gencheck.h dependency.
10684 (mostlyclean): Don't remove gencheck.h.
10685 * c-common.h (enum c_tree_code): Remove.
10686 * c-lang.c (tree_code_type): Remove.
10687 (tree_code_length, tree_code_name): Remove.
10688 * gencheck.c (tree_codes): Include all-tree.def, rather than
10689 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
10691 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
10693 * cp/cp-tree.h (enum cplus_tree_code): Remove.
10694 (operator_name_info): Size to MAX_TREE_CODES.
10695 (assignment_operator_name_info): Likewise.
10696 * cp/cp-lang.c (tree_code_type): Remove.
10697 (tree_code_length, tree_code_name): Remove.
10698 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
10699 (assignment_operator_name_info): Likewise.
10700 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
10702 * cp/mangle.c (write_expression): Likewise.
10703 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
10704 * fortran/f95-lang.c (tree_code_type): Remove.
10705 (tree_code_length, tree_code_name): Remove.
10706 * java/java-tree.h (enum java_tree_code): Remove.
10707 * java/lang.c (tree_code_type): Remove.
10708 (tree_code_length, tree_code_name): Remove.
10709 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
10710 * objc/objc-act.h (enum objc_tree_code): Remove.
10711 * objc/objc-lang.c (tree_code_type): Remove.
10712 (tree_code_length, tree_code_name): Remove.
10713 * objcp/objcp-lang.c (tree_code_type): Remove.
10714 (tree_code_length, tree_code_name): Remove.
10715 * ada/ada-tree.h (enum gnat_tree_code): Remove.
10716 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
10717 * ada/misc.c (tree_code_type): Remove.
10718 (tree_code_length, tree_code_name): Remove.
10720 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
10722 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
10723 the grand_bitmap_obstack.
10725 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10727 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
10728 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
10729 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
10730 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
10731 move_stmt_r, new_label_mapper): Likewise.
10732 * tree-complex.c (cvc_lookup): Likewise.
10733 * tree-dfa.c (create_function_ann): Likewise.
10734 * tree-dump.c (dump_register): Likewise.
10735 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
10736 find_phi_replacement_condition): Likewise.
10737 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
10738 tree_function_versioning): Likewise.
10739 * tree-into-ssa.c (cmp_dfsnum): Likewise.
10740 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
10741 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
10742 get_nonlocal_debug_decl, convert_nonlocal_reference,
10743 convert_nonlocal_omp_clauses, get_local_debug_decl,
10744 convert_local_reference, convert_local_omp_clauses,
10745 convert_nl_goto_reference, convert_nl_goto_receiver,
10746 convert_tramp_reference, convert_call_expr): Likewise.
10747 * tree-outof-ssa.c (contains_tree_r): Likewise.
10748 * tree-parloops.c (reduction_phi, initialize_reductions,
10749 eliminate_local_variables_1, add_field_for_reduction,
10750 add_field_for_name, create_phi_for_local_result,
10751 create_call_for_reduction_1, create_loads_for_reductions,
10752 create_stores_for_reduction, create_loads_and_stores_for_name):
10754 * tree-phinodes.c (allocate_phi_node): Likewise.
10755 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
10756 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
10757 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
10758 * tree-ssa-coalesce.c (compare_pairs): Likewise.
10759 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
10760 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
10761 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
10762 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
10763 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
10764 vn_nary_op_insert): Likewise.
10765 * tree-ssa.c (redirect_edge_var_map_add,
10766 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
10767 * tree-vectorizer.c (vectorize_loops): Likewise.
10768 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
10769 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
10770 tree_cons_stat, build1_stat, build_variant_type_copy,
10771 decl_init_priority_lookup, decl_fini_priority_lookup,
10772 decl_priority_info, decl_restrict_base_lookup,
10773 decl_restrict_base_insert, decl_debug_expr_lookup,
10774 decl_debug_expr_insert, decl_value_expr_lookup,
10775 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
10776 type_hash_add, get_file_function_name, tree_check_failed,
10777 tree_not_check_failed, tree_range_check_failed,
10778 omp_clause_range_check_failed, build_omp_clause,
10779 build_vl_exp_stat): Likewise.
10780 * value-prof.c (gimple_histogram_value,
10781 gimple_duplicate_stmt_histograms): Likewise.
10782 * var-tracking.c (attrs_list_insert, attrs_list_copy,
10783 unshare_variable, variable_union_info_cmp_pos, variable_union,
10784 dataflow_set_different_1, dataflow_set_different_2,
10785 vt_find_locations, variable_was_changed, set_variable_part,
10786 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
10787 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
10788 section_entry_hash, object_block_entry_eq,
10789 object_block_entry_hash, create_block_symbol,
10790 initialize_cold_section_name, default_function_rodata_section,
10791 strip_reg_name, set_user_assembler_name, const_desc_eq,
10792 build_constant_desc, output_constant_def, lookup_constant_def,
10793 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
10794 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
10795 default_internal_label): Likewise.
10796 * varray.c (varray_init, varray_grow): Likewise.
10797 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
10799 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
10801 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
10802 operators for "test" insn. Macroize insn using SWI mode macro.
10803 (*jcc_fused_2): Ditto.
10804 (*jcc_fused_3): Macroize insn using SWI mode macro.
10805 (*jcc_fused_4): Ditto.
10807 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
10809 * tree-ssa-pre.c: Fix typo in comment.
10810 (init_antic, fini_antic): Add explicit funtions for
10811 initializing and deinitializing ANTIC and AVAIL sets.
10812 (create_expression_by_pieces): Fix typo in comment.
10813 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
10814 (execute_pre): Eventually dump details about ANTIC_IN.
10816 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10818 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
10819 * gcc.c (translate_options, init_spec, store_arg, read_specs,
10820 add_to_obstack, file_at_path, find_a_file, execute,
10821 add_preprocessor_option, add_assembler_option, add_linker_option,
10822 process_command, insert_wrapper, do_option_spec, do_self_spec,
10823 spec_path, do_spec_1, is_directory, main, used_arg,
10824 getenv_spec_function): Likewise.
10825 * tlink.c (symbol_hash_lookup, file_hash_lookup,
10826 demangled_hash_lookup, symbol_push, file_push, frob_extension):
10829 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10831 * doc/rtl.texi: Updated subreg section.
10833 2008-06-19 Jakub Jelinek <jakub@redhat.com>
10836 * cgraphunit.c (cgraph_process_new_functions): Don't clear
10837 node->needed and node->reachable.
10838 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
10839 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
10840 (expand_task_call): Don't call expand_task_copyfn.
10841 (expand_task_copyfn): Renamed to...
10842 (finalize_task_copyfn): ... this.
10844 2008-06-19 Jan Hubicka <jh@suse.cz>
10846 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
10847 clobbering framepointer.
10849 2008-06-19 Jan Hubicka <jh@suse.cz>
10851 * tree-optimize.c (execute_early_local_optimizations): Set
10852 cgraph_state only at first invocation.
10854 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10856 * system.h (-Wc++-compat): Activate as a warning, no an error.
10858 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10860 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
10861 instead of "#" in insn asm template.
10862 (*jcc_fused_2): Ditto.
10864 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10866 * config/i386/i386.h (ix86_tune_indices)
10867 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
10868 (TARGET_FUSE_CMP_AND_BRANCH): New define.
10869 * config/i386/i386.md (*jcc_fused_1): New insn pattern
10870 (*jcc_fused_2): Ditto.
10871 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
10872 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
10873 (print operand): Handle 'E' and 'e' code.
10875 2008-06-19 Anatoly Sokolov <aesok@post.ru>
10877 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
10878 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10879 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10881 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
10883 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
10885 (cgraph_expand_function): Use local copy of decl.
10886 (cgraph_expand_all_functions): Remove redundant initialization of
10888 (cgraph_optimize): Reword internal_error message.
10890 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
10892 * arm-protos.h (arm_return_in_memory): Remove public
10893 arm_return_in_memory() prototype.
10894 * arm.c (arm_return_in_memory): Add static prototype, add target
10895 hook macro, change definition and comments.
10896 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
10898 2008-06-19 Ben Elliston <bje@au.ibm.com>
10900 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
10901 real.c: Remove references to IEEE 754R.
10902 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
10903 * doc/libgcc.texi (Decimal float library routines): Likewise.
10905 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10907 * targhooks.h (struct gcc_target): New member unwind_word_mode.
10908 (default_unwind_word_mode): Add prototype.
10909 * targhooks.c (default_unwind_word_mode): New function.
10910 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
10911 instead of word_mode.
10912 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
10913 (TARGET_INITIALIZER): Use it.
10915 * c-common.c (handle_mode_attribute): Support "unwind_word"
10917 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
10919 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
10920 word_mode to access SjLj_Function_Context member "data".
10921 (sjlj_emit_dispatch_table): Likewise. Also, perform type
10922 conversion from targetm.eh_return_filter_mode () to
10923 targetm.unwind_word_mode () if they differ.
10925 * builtin-types.def (BT_UNWINDWORD): New primitive type.
10926 (BT_FN_UNWINDWORD_PTR): New function type.
10927 (BT_FN_WORD_PTR): Remove.
10928 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
10929 * except.c (expand_builtin_extend_pointer): Convert pointer to
10930 targetm.unwind_word_mode () instead of word_mode.
10932 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
10933 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
10934 (spu_unwind_word_mode): New function.
10935 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
10936 (TARGET_UNWIND_WORD_MODE): Define.
10937 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
10939 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10941 * config/spu/spu.c (reg_align): Remove.
10942 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
10943 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
10944 (spu_split_store): Likewise.
10946 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
10948 * gcc/tree-vn.c: Fix typo in comment.
10950 2008-06-18 Jan Hubicka <jh@suse.cz>
10952 * cgraphunit.c (cgraph_optimize): Output debug info when doing
10953 toplevel reorder too.
10955 2008-06-18 Jan Hubicka <jh@suse.cz>
10957 * c-opts.c (c_common_post_options): PCH is not compatible with
10959 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
10960 -fno-toplevel-reorder by default now.
10962 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10964 PR documentation/30739
10965 * doc/install.texi (Prerequisites): Document dependency on awk.
10967 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
10968 Ian Lance Taylor <iant@google.com>
10970 PR rtl-optimization/35604
10971 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
10972 only want to change jump destinations, not eventual label comparisons.
10974 2008-06-16 Jan Hubicka <jh@suse.cz>
10976 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
10978 (cgraph_analyze_function): Likewise.
10980 2008-06-16 Jan Hubicka <jh@suse.cz>
10982 * cgraph.h (cgraph_mark_if_needed): New function.
10983 * cgraphunit.c (cgraph_mark_if_needed): New function.
10984 * c-decl.c (duplicate_decl): Use it.
10986 2008-06-16 Jan Hubicka <jh@suse.cz>
10988 * cgraph.c (cgraph_add_new_function): When in expansion state, do
10991 2008-06-16 Jan Hubicka <jh@suse.cz>
10993 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
10995 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
10996 Kazu Hirata <kazu@codesourcery.com>
10997 Maxim Kuvyrkov <maxim@codesourcery.com
10999 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11000 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11001 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11002 EXTRA_SPEC_FUNCTIONS.
11003 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11004 (DRIVER_SELF_SPECS): Adjust.
11005 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11006 * config/mips/st.h, config/mips/t-st: New.
11007 * config/mips/driver-native.c, config/mips/x-native: New.
11008 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11011 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11013 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11015 (ISA_HAS_FP_CONDMOVE): New macro.
11016 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11017 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11018 (ISA_HAS_NMADD3_NMSUB3): New macro.
11019 * config/mips/mips.c (mips_rtx_costs): Update.
11020 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11021 compiling for ST Loongson 2E/2F.
11022 (madd<mode>): Rename to madd4<mode>. Update.
11023 (madd3<mode>): New pattern.
11024 (msub<mode>): Rename to msub4<mode>. Update.
11025 (msub3<mode>): New pattern.
11026 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11027 (nmadd3<mode>): New pattern.
11028 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11029 (nmadd3<mode>_fastmath): New pattern.
11030 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11031 (nmsub3<mode>): New pattern.
11032 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11033 (nmsub3<mode>_fastmath): New pattern.
11034 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11036 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11038 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11039 (DF_REF_INSN_INFO): New.
11040 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11041 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11042 with a NULL DF_REF_INSN_INFO.
11043 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11045 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11046 DF_INSN_INFO_EQ_USES): New.
11047 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11048 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11049 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11050 * df-core.c: Update comment for above changes.
11051 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11052 DF_INSN_UID_* macros.
11053 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11054 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11055 insn rtx. Update all callers.
11056 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11057 df_ref_create_structure, df_insn_refs_collect): Likewise.
11058 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11059 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11060 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11061 macros to access the insn refs.
11062 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11063 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11064 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11065 for accessing the refs.
11066 (try_fwprop_subst): Likewise.
11067 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11068 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11069 for accessing the refs.
11070 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11071 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11072 to look at the insn refs.
11073 (record_uses): Likewise.
11074 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11076 (mark_artificial_uses): Don't mark_insn for artificial refs.
11077 (mark_reg_rependencies): Likewise.
11079 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11081 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11083 * configure: Regenerate.
11085 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11087 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11088 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11089 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11091 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11093 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11094 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11095 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11097 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11099 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11100 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11101 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11103 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11105 * tree-ssa-sccvn.c: Fix format of comments.
11107 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11109 * cgraph.c: Remove unneeded forward declarations of eq_node()
11112 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11114 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11116 (see_update_relevancy): Likewise.
11117 * fwprop.c (try_fwprop_subst): Likewise.
11118 * rtlanal.c (noop_move_p): Likewise.
11119 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11120 notes to non-existing libcall blocks.
11121 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11123 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11124 (dead_libcall_p): Remove.
11125 (delete_trivially_dead_insns): Don't use it.
11126 * web.c (union_defs): Remove comment about keeping nops.
11127 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11128 (compute_hash_table_work): Don't track libcall notes.
11129 (do_local_cprop): Don't take libcall pointers. Don't update
11131 (adjust_libcall_notes): Deleted.
11132 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11133 ever have existed in the first place).
11134 (replace_store_insn): Don't try to remove libcall notes.
11135 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11136 (resolve_reg_notes): Don't call them.
11137 (resolve_simple_move): Likewise.
11138 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11139 Don't remove REG_RETVAL notes.
11140 * emit-rtl.c (try_split): Don't update libcall notes.
11141 (emit_copy_of_insn_after): Dito.
11142 * cselib.c (cselib_current_insn_in_libcall): Remove.
11143 (cselib_process_insn): Don't set/clear it.
11144 (new_elt_loc_list): Don't record it.
11145 (cselib_init): Don't initialize it.
11146 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11147 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11149 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11150 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11151 (init_deps): Don't initialize it.
11152 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11153 * combine.c (delete_noop_moves): Don't update libcall notes.
11154 (can_combine_p): Remove now pointless #if 0 block.
11155 (try_combine): Remove another obsolete #if 0 block.
11156 (distribute_notes): Don't distribute libcall notes.
11157 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11158 * dce.c (libcall_dead_p): Remove.
11159 (delete_unmarked_insns): Don't handle libcall blocks.
11160 (preserve_libcall_for_dce): Remove.
11161 (prescan_insns_for_dce): Don't special-case libcall block insns.
11162 * reload1 (reload): Don't handle libcall notes.
11163 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11166 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11168 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11169 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11170 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11172 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11174 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11175 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11176 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11178 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11180 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
11182 2008-06-16 Ira Rosen <irar@il.ibm.com>
11184 PR tree-optimization/36493
11185 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
11186 the arguments list. Use VECTYPE to create vector pointer.
11187 (vectorizable_store): Fail if accesses through a pointer to vectype
11188 do not alias the original memory reference operands.
11189 Call vect_create_data_ref_ptr without the removed argument.
11190 (vectorizable_load): Likewise.
11191 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
11194 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
11197 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
11198 reg_equiv_constant.
11200 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11202 * config/mips/loongson2ef.md: New file.
11203 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
11204 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
11205 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
11206 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
11207 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
11209 (loongson2ef.md): New include.
11210 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
11211 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
11212 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
11213 (loongson_gt_<mode>, loongson_extract_halfword)
11214 (loongson_insert_halfword_0, loongson_insert_halfword_2)
11215 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
11216 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
11217 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
11218 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
11219 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
11220 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
11221 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
11222 (vec_interleave_low<mode>): Define type attribute.
11223 * config/mips/mips.c (mips_ls2): New static variable.
11224 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
11225 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
11226 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
11227 Implement target scheduling hooks.
11228 (mips_multipass_dfa_lookahead): Update to handle tuning for
11230 (mips_sched_init): Initialize data for Loongson scheduling.
11231 (mips_ls2_variable_issue): New static function.
11232 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
11234 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
11235 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
11236 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
11237 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
11238 Handle ST Loongson 2E/2F cores.
11239 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
11241 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11243 * omp-low.c (extract_omp_for_data): Fix comment typo.
11246 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11248 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
11249 FIXME note about gcc/config.guess.
11250 * doc/options.texi (Option file format): Remove non-ASCII bytes.
11251 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
11252 * doc/cppopts.texi: Likewise.
11253 * doc/extend.texi: Likewise.
11254 * doc/gcc.texi: Likewise.
11255 * doc/gccint.texi: Likewise.
11256 * doc/gcov.texi: Likewise.
11257 * doc/gty.texi: Likewise.
11258 * doc/hostconfig.texi: Likewise.
11259 * doc/install.texi: Likewise.
11260 * doc/invoke.texi: Likewise.
11261 * doc/loop.texi: Likewise.
11262 * doc/makefile.texi: Likewise.
11263 * doc/md.texi: Likewise.
11264 * doc/passes.texi: Likewise.
11265 * doc/tm.texi: Likewise.
11266 * doc/tree-ssa.texi: Likewise.
11267 * doc/trouble.texi: Likewise.
11269 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
11270 Nathan Sidwell <nathan@codesourcery.com>
11271 Maxim Kuvyrkov <maxim@codesourcery.com>
11272 Richard Sandiford <rdsandiford@googlemail.com>
11274 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
11275 * config/mips/mips-protos.h (mips_expand_vector_init): New.
11276 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
11278 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
11279 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
11280 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
11282 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
11283 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
11284 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
11285 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
11286 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
11287 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
11288 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
11289 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
11290 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
11291 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
11292 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
11293 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
11294 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
11295 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
11296 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
11297 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
11298 (mips_builtins): Add Loongson builtins.
11299 (mips_loongson_2ef_bdesc): New.
11300 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
11301 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
11302 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
11303 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
11305 (mips_expand_vector_init): New.
11306 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
11307 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
11309 * config/mips/mips.md: Add unspec numbers for Loongson
11310 builtins. Include loongson.md.
11311 (MOVE64): Include Loongson vector modes.
11312 (SPLITF): Include Loongson vector modes.
11313 (HALFMODE): Handle Loongson vector modes.
11314 * config/mips/loongson.md: New.
11315 * config/mips/loongson.h: New.
11316 * config.gcc: Add loongson.h header for mips*-*-* targets.
11317 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
11319 2008-06-14 Joseph Myers <joseph@codesourcery.com>
11321 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
11322 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
11323 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
11324 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
11325 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
11326 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
11327 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
11328 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
11329 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
11330 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
11331 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
11332 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
11333 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
11334 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
11335 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
11336 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
11337 Remove use_fixproto=yes.
11338 (ia64*-*-hpux*): Remove comment about using fixproto.
11339 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
11341 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11343 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
11345 * configure: Regenerate.
11347 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
11349 PR middle-end/36520
11350 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
11351 before evaluating it.
11353 2008-06-13 Jakub Jelinek <jakub@redhat.com>
11356 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
11357 nested inline functions.
11358 (start_decl, start_function): Don't invert DECL_EXTERNAL
11359 for nested inline functions.
11361 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11363 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
11364 splits that must be made for correctness.
11366 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11368 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
11369 (AVAIL_NON_MIPS16): Likewise.
11370 (mips_builtin_description): Replace target_flags with a predicate.
11371 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
11372 (dspr2_32): New availability predicates.
11373 (MIPS_BUILTIN): New macro.
11374 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
11375 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
11376 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
11377 Replace the TARGET_FLAGS parameters with AVAIL parameters.
11378 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
11379 (mips_dsp_32only_bdesc): Merge into...
11380 (mips_builtins): ...this new array.
11381 (mips_bdesc_map, mips_bdesc_arrays): Delete.
11382 (mips_init_builtins): Update after above changes.
11383 (mips_expand_builtin_1): Merge into...
11384 (mips_expand_builtin): ...here and update after above changes.
11386 2008-06-12 Paul Brook <paul@codesourcery.com>
11388 * longlong.h (__arm__): Define count_leading_zeros.
11389 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
11390 (clzsi2, clzdi2): New functions.
11391 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
11392 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
11393 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
11394 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
11395 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
11396 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
11397 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
11398 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
11399 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
11400 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
11402 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
11404 * config/m68k/m68k.c (m68k_tune_flags): New.
11405 (override_options): Compute m68k_tune_flags.
11406 (MULL_COST, MULW_COST): Update for various variants of CFV2.
11407 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
11409 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11411 PR middle-end/36506
11412 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
11414 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11416 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
11417 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
11419 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11421 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
11422 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
11424 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11426 PR middle-end/36506
11427 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
11430 2008-06-12 Richard Guenther <rguenther@suse.de>
11432 PR tree-optimization/36345
11433 * tree-flow.h (struct ptr_info_def): Align escape_mask,
11434 add memory_tag_needed flag.
11435 (may_alias_p): Declare.
11436 * tree-ssa-alias.c (may_alias_p): Export.
11437 (set_initial_properties): Use memory_tag_needed flag.
11438 (update_reference_counts): Likewise.
11439 (reset_alias_info): Reset memory_tag_needed flag.
11440 (create_name_tags): Check memory_tag_needed flag.
11441 (dump_points_to_info_for): Dump it.
11442 * tree-ssa-structalias.c (struct variable_info): Remove
11443 directly_dereferenced flag.
11444 (new_var_info): Do not initialize it.
11445 (process_constraint_1): Do not set it.
11446 (update_alias_info): Set is_dereferenced flag.
11447 (set_uids_in_ptset): Use may_alias_p.
11448 (set_used_smts): Check memory_tag_needed flag.
11449 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
11450 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
11451 memory_tag_needed flag.
11452 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
11453 from broken design.
11455 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
11457 * config/i386/i386.c (ix86_compute_frame_layout): Disable
11458 red zone for w64 abi.
11459 (ix86_expand_prologue): Likewise.
11460 (ix86_force_to_memory): Likewise.
11461 (ix86_free_from_memory): Likewise.
11463 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
11466 * config/rs6000/rs6000.c (rs6000_override_options): Set
11467 rs6000_isel conditionally to the absence of comand line override.
11468 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11469 Remove duplicate rs6000_isel setting.
11470 * config/rs6000/eabispe.h: Ditto.
11472 2008-06-11 Richard Guenther <rguenther@suse.de>
11474 * alias.c (get_alias_set): Use the element alias-set for arrays.
11475 (record_component_aliases): For arrays and vectors do nothing.
11476 * c-common.c (strict_aliasing_warning): Handle the cases
11477 of alias set zero explicitly.
11478 * Makefile.in (dfp.o-warn): Add -Wno-error.
11480 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11482 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
11484 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
11485 tune_32 tune_64 to supported_defaults. Allow values not
11486 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
11487 x86_64. Do not override cpu_32 or cpu_64 values from target name.
11488 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
11489 with_cpu_64 to generic for 64-bit-supporting configurations, not
11490 with_cpu. Remove FIXMEs.
11491 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
11492 --with-arch-64, --with-tune-32, --with-tune-64): Document.
11493 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
11494 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
11495 arch_32 and arch_64.
11497 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
11498 Olivier Hainque <hainque@adacore.com>
11500 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
11501 Use DECL_SIZE_UNIT to retrieve the size of the field.
11503 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11505 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
11506 with function calls after declarations. Lay out
11507 neon_float_type_node before further use.
11509 2008-06-11 Richard Guenther <rguenther@suse.de>
11511 * tree-flow.h (may_point_to_global_var): Declare.
11512 * tree-ssa-alias.c (may_point_to_global_var): New function.
11513 * tree-ssa-sink.c (is_hidden_global_store): Use it.
11515 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
11517 * configure.ac: Teach that fido supports .debug_line.
11518 * configure: Regenerate.
11520 2008-06-10 Tom Tromey <tromey@redhat.com>
11522 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
11525 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11527 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
11528 (encode_decimal64, decode_decimal64, encode_decimal128,
11529 decode_decimal128): Reverse order of 32-bit parts of value if host
11530 and target endianness differ.
11532 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
11534 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
11535 Avoid division by 0.
11536 (tree_mod_pow2_value_transform): Likewise.
11537 (tree_ic_transform): Likewise.
11538 (tree_stringops_transform): Likewise.
11539 (tree_mod_subtract_transform): Likewise.
11540 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
11541 (copy_edges_for_bb): Likewise.
11542 (initialize_cfun): Likewise.
11544 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11546 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
11547 nonmemory_operand. Add "N" operand constraint.
11549 (*jcc_btdi_mask_rex64): New instruction and split pattern.
11550 (*jcc_btsi_mask): Ditto.
11551 (*jcc_btsi_mask_1): Ditto.
11553 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11555 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
11556 TYPE_CANONICAL for copied element type.
11558 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11561 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
11562 Add m_CORE2 and m_GENERIC.
11563 * config/i386/predicates.md (bt_comparison_operator): New predicate.
11564 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
11566 (*jcc_btdi_rex64): New instruction and split pattern.
11567 (*jcc_btsi): Ditto.
11568 (*jcc_btsi_1): Ditto.
11569 (*btsq): Fix Intel asm dialect operand order.
11573 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
11575 PR middle-end/36447
11576 * simplify-rtx.c (simplify_subreg): Add check for shift count
11579 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
11581 * doc/md.texi: Synchronize with later constraints.md change.
11582 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
11583 with a C implementation.
11584 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
11586 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
11587 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
11588 when moving to and from MD_REGNUM.
11589 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
11590 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
11591 Handle byte and halfword moves.
11592 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
11594 * config/mips/constraints.md (h): Turn into NO_REGS.
11595 (l, x): Update documentation.
11596 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
11597 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
11598 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
11599 (HILO): New mode iterator.
11601 (any_div): New code iterator.
11602 (u): Extend code attribute to div and udiv.
11603 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
11604 d_operand in the splitters. Remove redundant CONST_INT checks.
11605 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
11606 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
11607 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
11608 accordingly, using normal moves instead of unspecs to move LO into
11609 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
11610 (<u>mulsidi3): Handle expansion in C code.
11611 (<u>mulsidi3_32bit_internal): Rename to...
11612 (<u>mulsidi3_32bit): ...this.
11613 (<u>mulsidi3_32bit_r4000): Fix insn separator.
11614 (*<u>mulsidi3_64bit): Rename to...
11615 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
11616 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
11617 to set LO and HI to the multiplication result. Use a normal move
11618 for MFLO and an unspec for MFHI.
11619 (*<u>mulsidi3_64bit_parts): Replace with...
11620 (<u>mulsidi3_64bit_hilo): ...this new instruction.
11621 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
11622 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
11623 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
11624 instead of HI. Split the instruction into a separate multiplication
11625 and MFHI if !TARGET_FIX_R4000.
11626 (<su>muldi3_highpart): Likewise.
11627 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
11628 and the "=h" clobber.
11629 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
11630 (<u>mulditi3): New expander.
11631 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
11632 (madsi): Remove "=h" clobber.
11633 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
11634 Force the modulus result to be a GPR and split the instruction into
11635 a division followed by an MFHI after reload.
11636 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
11637 (*lea_high64): Use d_operand in the define_peephole2. Likewise
11638 the MIPS16 HIGH define_split.
11639 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
11640 of acc<->gpr moves to "multi".
11641 (*movdi_64bit): Replace the single "x" alternative with
11642 alternatives for moving into and out of "a".
11643 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
11644 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
11645 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
11646 Use d_operand in the splitters. Remove redundant CONST_INT checks.
11647 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
11648 (movti): New expander.
11649 (*movti, *movti_mips16): New insns.
11650 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
11651 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
11652 (mthi<GPR:mode>_<HILO:mode>): Likewise.
11653 * config/mips/predicates.md (fpr_operand): Delete.
11654 (d_operand): New predicate.
11656 2008-06-09 Michael Meissner <michael.meissner@amd.com>
11658 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
11659 failure on some Bourne shells.
11660 (x86_64-*-*): Ditto.
11662 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
11664 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
11666 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
11668 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
11669 (sparc-sun-solaris2*): Likewise.
11671 2008-06-09 Arnaud Charlet <charlet@adacore.com
11673 * doc/install.texi: Update requirements to build the Ada compiler.
11675 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
11677 * df-scan.c (struct df_scan_problem_data): Remove the
11678 mw_link_pool alloc pool.
11679 (df_scan_free_internal): Don't free it.
11680 (df_scan_alloc): Don't allocate it.
11681 * df.h (struct df_link): Update comment.
11683 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
11685 * except.h: Correct checks for when SJLJ exceptions must be used.
11687 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11689 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
11692 2008-06-08 Joseph Myers <joseph@codesourcery.com>
11694 PR tree-optimization/36218
11695 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
11696 configure for the build system.
11697 (BUILD_LDFLAGS): Define.
11698 * configure: Regenerate.
11699 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
11701 2008-07-08 Anatoly Sokolov <aesok@post.ru>
11704 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
11705 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
11706 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
11708 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
11710 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
11712 2008-06-07 Joseph Myers <joseph@codesourcery.com>
11714 * config.gcc (Obsolete configurations): Remove list of
11716 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
11717 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
11718 targets matched by those patterns.
11719 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
11720 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
11721 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
11722 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
11723 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11724 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
11725 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
11726 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
11727 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
11728 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
11729 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
11730 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
11731 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
11732 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
11733 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
11734 Make code for Solaris 7 and greater unconditional for Solaris.
11735 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
11736 Remove --with-* handling.
11737 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
11738 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
11739 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
11740 LINK_OS_WINDISS_SPEC): Remove.
11741 * config/rs6000/sysv4.opt (mwindiss): Remove.
11742 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
11743 * configure: Regenerate.
11744 * doc/cpp.texi: Don't mention BeOS.
11745 * doc/extend.texi (interrupt): Don't mention MS1.
11746 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
11747 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
11748 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
11749 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
11750 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
11752 * doc/invoke.texi (MT Options): Remove.
11753 (-mwindiss): Remove.
11754 (CRIS Options): Remove cris-axis-aout references.
11755 (HPPA Options): Don't mention hppa1.1-*-pro.
11756 * doc/md.texi: (MorphoTech family): Remove.
11757 * libgcc2.c: Don't handle UWIN.
11758 * config/alpha/t-unicosmk: Remove.
11759 * config/alpha/unicosmk.h: Remove.
11760 * config/arm/kaos-arm.h: Remove.
11761 * config/arm/kaos-strongarm.h: Remove.
11762 * config/arm/strongarm-coff.h: Remove.
11763 * config/arm/strongarm-elf.h: Remove.
11764 * config/arm/strongarm-pe.h: Remove.
11765 * config/arm/t-strongarm-pe: Remove.
11766 * config/arm/t-xscale-coff: Remove.
11767 * config/arm/t-xscale-elf: Remove.
11768 * config/arm/xscale-coff.h: Remove.
11769 * config/arm/xscale-elf.h: Remove.
11770 * config/chorus.h: Remove.
11771 * config/cris/aout.h: Remove.
11772 * config/cris/aout.opt: Remove.
11773 * config/cris/t-aout: Remove.
11774 * config/i386/beos-elf.h: Remove.
11775 * config/i386/kaos-i386.h: Remove.
11776 * config/i386/ptx4-i.h: Remove.
11777 * config/i386/sco5.h: Remove.
11778 * config/i386/sco5.opt: Remove.
11779 * config/i386/sysv4-cpp.h: Remove.
11780 * config/i386/sysv5.h: Remove.
11781 * config/i386/t-beos: Remove.
11782 * config/i386/t-sco5: Remove.
11783 * config/i386/t-uwin: Remove.
11784 * config/i386/uwin.asm: Remove.
11785 * config/i386/uwin.h: Remove.
11786 * config/kaos.h: Remove.
11787 * config/mips/windiss.h: Remove.
11788 * config/mt: Remove directory.
11789 * config/pa/pa-osf.h: Remove.
11790 * config/pa/pa-pro-end.h: Remove.
11791 * config/pa/t-pro: Remove.
11792 * config/ptx4.h: Remove.
11793 * config/rs6000/beos.h: Remove.
11794 * config/rs6000/kaos-ppc.h: Remove.
11795 * config/rs6000/t-beos: Remove.
11796 * config/rs6000/windiss.h: Remove.
11797 * config/sh/kaos-sh.h: Remove.
11798 * config/sol2-6.h: Remove.
11799 * config/sparc/sol26-sld.h: Remove.
11800 * config/sparc/sysv4-only.h: Remove.
11801 * config/vax/bsd.h: Remove.
11802 * config/vax/t-memfuncs: Remove.
11803 * config/vax/ultrix.h: Remove.
11804 * config/vax/vaxv.h: Remove.
11805 * config/windiss.h: Remove.
11807 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11809 PR rtl-optimization/36438
11810 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
11811 for vector shifts with constant scalar shift operands.
11813 2008-06-06 Sandip Matte <sandip@rmicorp.com>
11815 * doc/invoke.texi: Document -march=xlr.
11816 * config/mips/xlr.md: New file.
11817 * config/mips/mips.md: Include it.
11819 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
11820 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
11821 (mips_rtx_cost_data): Likewise.
11823 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
11825 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
11826 PRE_INC and PRE_DEC cases.
11828 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11830 PR rtl-optimization/36419
11831 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
11832 the emitting jump insn.
11835 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
11836 is not bool, boolify the whole *expr_p and convert to the desired type.
11838 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11840 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
11841 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
11842 Add omp_private_outer_ref hook, add another argument to
11843 omp_clause_default_ctor hook.
11844 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
11845 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
11846 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
11847 hook_tree_tree_tree_tree_null.
11848 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
11849 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
11850 * hooks.c (hook_tree_tree_tree_tree_null): New function.
11851 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
11852 * tree.def (OMP_TASK): New tree code.
11853 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
11854 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
11855 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
11856 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
11857 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
11858 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
11859 OMP_CLAUSE_COLLAPSE_EXPR): Define.
11860 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11861 (OMP_DIRECTIVE_P): Add OMP_TASK.
11862 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
11863 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
11864 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
11865 and OMP_CLAUSE_UNTIED entries.
11866 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
11868 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11869 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
11870 * tree-pretty-print.c (dump_omp_clause): Handle
11871 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
11872 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11873 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
11874 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
11875 warning about unsigned iterators. Change decl/init/cond/incr
11876 arguments to TREE_VECs, check arguments for all collapsed loops.
11877 (c_finish_omp_taskwait): New function.
11878 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
11880 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
11881 default_function_array_conversion on init. Add par_clauses argument.
11882 If decl is present in parallel's lastprivate clause, change it to
11883 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
11884 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
11885 collapse count in clauses.
11886 (c_parser_omp_for, c_parser_omp_parallel): Adjust
11887 c_parser_omp_for_loop callers.
11888 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
11889 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
11890 (c_parser_omp_clause_name): Handle collapse and untied clauses.
11891 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
11893 (c_parser_omp_clause_schedule): Handle schedule(auto).
11894 Include correct location in the error message.
11895 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
11896 and PRAGMA_OMP_CLAUSE_UNTIED.
11897 (OMP_TASK_CLAUSE_MASK): Define.
11898 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
11899 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
11900 * tree-nested.c (convert_nonlocal_omp_clauses,
11901 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
11902 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
11903 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11904 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
11906 (conver_nonlocal_reference, convert_local_reference,
11907 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
11908 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
11909 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
11910 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
11911 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
11912 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
11913 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
11914 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
11915 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11917 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
11918 * c-common.h (c_finish_omp_taskwait): New prototype.
11919 * gimple-low.c (lower_stmt): Handle OMP_TASK.
11920 * tree-parloops.c (create_parallel_loop): Create 1 entry
11921 vectors for OMP_FOR_{INIT,COND,INCR}.
11922 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
11923 (make_edges): Handle OMP_TASK.
11924 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
11925 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11926 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
11927 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
11928 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
11929 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11930 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11931 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
11932 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
11933 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
11934 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
11935 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
11936 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
11937 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
11938 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
11939 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
11940 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
11941 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
11942 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
11943 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
11944 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
11945 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
11946 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
11947 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
11948 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
11949 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
11950 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
11951 original iterator is present in lastprivate clause or if
11952 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
11953 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11954 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
11955 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
11956 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
11957 if it is set, lookup var in outer contexts too. Handle
11958 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
11959 to be implicitly determined firstprivate for task regions.
11960 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
11961 if it is set, lookup var in outer contexts too. Set
11962 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
11963 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
11964 OMP_CLAUSE_UNTIED. Take region_type as last argument
11965 instead of in_parallel and in_combined_parallel.
11966 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
11968 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
11969 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
11970 (new_omp_context): Set default_kind to
11971 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
11972 (omp_region_type): New enum.
11973 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
11974 fields, add region_type.
11975 (new_omp_context): Take region_type as argument instead of is_parallel
11976 and is_combined_parallel.
11977 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
11978 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
11979 ctx->is_combined_parallel checks.
11980 (gimplify_omp_task): New function.
11981 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11983 * omp-low.c (extract_omp_for_data): Use schedule(static)
11984 for schedule(auto). Handle pointer and unsigned iterators.
11985 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
11986 Add loops argument. Extract data for collapsed OMP_FOR loops.
11987 (expand_parallel_call): Assert sched_kind isn't auto,
11988 map runtime schedule to index 3.
11989 (struct omp_for_data_loop): New type.
11990 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
11991 Add loop, loops, collapse and iter_type fields.
11992 (workshare_safe_to_combine_p): Disallow combined for if
11993 iter_type is unsigned long long. Don't combine collapse > 1 loops
11994 unless all bounds and steps are constant. Adjust extract_omp_for_data
11996 (expand_omp_for_generic): Handle pointer, unsigned and long long
11997 iterators. Handle collapsed OMP_FOR loops. Adjust
11998 for struct omp_for_data changes. If libgomp function doesn't return
11999 boolean_type_node, add comparison of the return value with 0.
12000 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12001 pointer, unsigned and long long iterators. Adjust for struct
12002 omp_for_data changes.
12003 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12004 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12005 unsigned long long. Allocate loops array, pass it to
12006 extract_omp_for_data. For collapse > 1 loops use always
12007 expand_omp_for_generic.
12008 (omp_context): Add sfield_map and srecord_type fields.
12009 (is_task_ctx, lookup_sfield): New functions.
12010 (use_pointer_for_field): Use is_task_ctx helper. Change first
12011 argument's type from const_tree to tree. Clarify comment.
12012 In OMP_TASK disallow copy-in/out sharing.
12013 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12014 (install_var_field): Add mask argument. Populate both record_type
12015 and srecord_type if needed.
12016 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12018 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12019 and DECL_FIELD_OFFSET.
12020 (scan_sharing_clauses): Adjust install_var_field callers. For
12021 firstprivate clauses on explicit tasks allocate the var by value in
12022 record_type unconditionally, rather than by reference.
12023 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12024 Use is_taskreg_ctx instead of is_parallel_ctx.
12025 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12026 (create_omp_child_function_name): Add task_copy argument, use
12027 *_omp_cpyfn* names if it is true.
12028 (create_omp_child_function): Add task_copy argument, if true create
12029 *_omp_cpyfn* helper function.
12030 (scan_omp_parallel): Adjust create_omp_child_function callers.
12031 Rename parallel_nesting_level to taskreg_nesting_level.
12032 (scan_omp_task): New function.
12033 (lower_rec_input_clauses): Don't run constructors for firstprivate
12034 explicit task vars which are initialized by *_omp_cpyfn*.
12035 Pass outer var ref to omp_clause_default_ctor hook if
12036 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12037 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12038 OMP_CLAUSE_REDUCTION_INIT.
12039 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12040 avoid duplicate setting of fields. Handle
12041 OMP_CLAUSE_PRIVATE_OUTER_REF.
12042 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12043 copy-out if TREE_READONLY, only copy-in.
12044 (expand_task_copyfn): New function.
12045 (expand_task_call): New function.
12046 (struct omp_taskcopy_context): New type.
12047 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12049 (lower_omp_parallel): Rename to...
12050 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12051 Call create_task_copyfn if srecord_type is needed. Adjust
12053 (task_shared_vars): New variable.
12054 (check_omp_nesting_restrictions): Warn if work-sharing,
12055 barrier, master or ordered region is closely nested inside OMP_TASK.
12056 Add warnings for barrier if closely nested inside of work-sharing,
12057 ordered, or master region.
12058 (scan_omp_1): Call check_omp_nesting_restrictions even for
12059 GOMP_barrier calls. Rename parallel_nesting_level to
12060 taskreg_nesting_level. Handle OMP_TASK.
12061 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12062 work-sharing construct, continue looking for them on parent parallel
12064 (lower_omp_for_lastprivate): Add lastprivate clauses
12065 to the beginning of dlist rather than end. Adjust for struct
12066 omp_for_data changes.
12067 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12068 not after it. Handle collapsed OMP_FOR loops, adjust for
12069 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12070 (get_ws_args_for): Adjust extract_omp_for_data caller.
12071 (scan_omp_for): Handle collapsed OMP_FOR
12072 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12073 (lower_omp_single_simple): If libgomp function doesn't return
12074 boolean_type_node, add comparison of the return value with 0.
12075 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12076 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12077 (parallel_nesting_level): Rename to...
12078 (taskreg_nesting_level): ... this.
12079 (is_taskreg_ctx): New function.
12080 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12081 of is_parallel_ctx.
12082 (execute_lower_omp): Rename parallel_nesting_level to
12083 taskreg_nesting_level.
12084 (expand_omp_parallel): Rename to...
12085 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12086 Call omp_task_call for OMP_TASK regions.
12087 (expand_omp): Adjust caller, handle OMP_TASK.
12088 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12090 * bitmap.c (bitmap_default_obstack_depth): New variable.
12091 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12092 if argument is NULL and bitmap_default_obstack is already initialized.
12093 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12095 * matrix-reorg.c (matrix_reorg): Likewise.
12097 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12099 * config/i386/i386.md (*indirect_jump): Macroize using P
12100 mode iterator. Remove !TARGET_64BIT from insn constraints.
12101 (*tablejump_1): Ditto.
12102 (*indirect_jump_rex64): Remove insn pattern.
12103 (*tablejump_1_rex64): Ditto.
12104 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12105 and eh_return_si insn patterns.
12107 2008-06-06 Richard Guenther <rguenther@suse.de>
12109 * tree-ssa-structalias.c (merge_smts_into): Remove.
12110 (find_what_p_points_to): Do not bother to compute the
12111 points-to set for pt_anything pointers.
12112 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12113 for pt_anything pointers is ok.
12115 2008-06-06 Jan Hubicka <jh@suse.cz>
12117 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12119 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12121 * cgraph.c: Fix typos in comments.
12122 (cgraph_availability_names): Fix string typo.
12123 * fold-const.c: Fix typos in comments.
12124 (fold_binary): Fix typo in warning.
12125 * genautomata.c: Fix typos in comments.
12126 (check_presence_pattern_sets): Fix typo in local variable.
12127 (output_description): Fix typo in output.
12128 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12129 * hwint.h: Likewise.
12130 * matrix-reorg.c (check_allocation_function): Likewise.
12131 * omega.c (smooth_weird_equations): Likewise.
12132 * auto-inc-dec.c: Fix typos in comments.
12133 * bb-reorder.c: Likewise.
12134 * builtins.c: Likewise.
12135 * c-common.c: Likewise.
12136 * c-cppbuiltin.c: Likewise.
12137 * c-parser.c: Likewise.
12138 * c-pretty-print.c: Likewise.
12139 * cfgcleanup.c: Likewise.
12140 * cfgexpand.c: Likewise.
12141 * cfghooks.c: Likewise.
12142 * cfglayout.c: Likewise.
12143 * cfgloopmanip.c: Likewise.
12144 * cgraphunit.c: Likewise.
12145 * coverage.c: Likewise.
12146 * dbxout.c: Likewise.
12147 * df-byte-scan.c: Likewise.
12148 * df-core.c: Likewise.
12149 * df-problems.c: Likewise.
12150 * df-scan.c: Likewise.
12152 * dominance.c: Likewise.
12153 * domwalk.c: Likewise.
12155 * dwarf2out.c: Likewise.
12156 * emit-rtl.c: Likewise.
12157 * et-forest.c: Likewise.
12158 * function.c: Likewise.
12159 * function.h: Likewise.
12161 * gcov-io.c: Likewise.
12162 * gcov.c: Likewise.
12163 * gcse.c: Likewise.
12164 * genattrtab.c: Likewise.
12165 * ggc-page.c: Likewise.
12166 * gimplify.c: Likewise.
12167 * gthr-lynx.h: Likewise.
12168 * haifa-sched.c: Likewise.
12169 * ipa-cp.c: Likewise.
12170 * ipa-inline.c: Likewise.
12171 * ipa-prop.h: Likewise.
12172 * ipa-pure-const.c: Likewise.
12173 * ipa-struct-reorg.c: Likewise.
12174 * ipa-struct-reorg.h: Likewise.
12175 * ipa-type-escape.c: Likewise.
12177 * loop-doloop.c: Likewise.
12178 * mips-tfile.c: Likewise.
12179 * mkmap-flat.awk: Likewise.
12180 * mkmap-symver.awk: Likewise.
12181 * modulo-sched.c: Likewise.
12182 * omp-low.c: Likewise.
12183 * optabs.c: Likewise.
12184 * optabs.h: Likewise.
12185 * opts.c: Likewise.
12186 * passes.c: Likewise.
12187 * postreload-gcse.c: Likewise.
12188 * postreload.c: Likewise.
12189 * predict.c: Likewise.
12190 * pretty-print.h: Likewise.
12191 * profile.c: Likewise.
12192 * protoize.c: Likewise.
12193 * ra-conflict.c: Likewise.
12194 * real.c: Likewise.
12195 * recog.c: Likewise.
12196 * regclass.c: Likewise.
12197 * regs.h: Likewise.
12198 * reload.c: Likewise.
12199 * rtl-error.c: Likewise.
12200 * rtlanal.c: Likewise.
12201 * scan.h: Likewise.
12202 * sched-rgn.c: Likewise.
12204 * stmt.c: Likewise.
12205 * target.h: Likewise.
12206 * tree-dfa.c: Likewise.
12207 * tree-eh.c: Likewise.
12208 * tree-flow-inline.h: Likewise.
12209 * tree-inline.c: Likewise.
12210 * tree-into-ssa.c: Likewise.
12211 * tree-loop-distribution.c: Likewise.
12212 * tree-nested.c: Likewise.
12213 * tree-parloops.c: Likewise.
12214 * tree-pass.h: Likewise.
12215 * tree-pretty-print.c: Likewise.
12216 * tree-profile.c: Likewise.
12217 * tree-scalar-evolution.c: Likewise.
12218 * tree-sra.c: Likewise.
12219 * tree-ssa-alias-warnings.c: Likewise.
12220 * tree-ssa-ccp.c: Likewise.
12221 * tree-ssa-coalesce.c: Likewise.
12222 * tree-ssa-dom.c: Likewise.
12223 * tree-ssa-dse.c: Likewise.
12224 * tree-ssa-forwprop.c: Likewise.
12225 * tree-ssa-live.c: Likewise.
12226 * tree-ssa-live.h: Likewise.
12227 * tree-ssa-loop-im.c: Likewise.
12228 * tree-ssa-loop-ivopts.c: Likewise.
12229 * tree-ssa-loop-niter.c: Likewise.
12230 * tree-ssa-loop-prefetch.c: Likewise.
12231 * tree-ssa-phiopt.c: Likewise.
12232 * tree-ssa-phiprop.c: Likewise.
12233 * tree-ssa-sccvn.c: Likewise.
12234 * tree-ssa-ter.c: Likewise.
12235 * tree-ssa-threadupdate.c: Likewise.
12236 * tree-ssa.c: Likewise.
12237 * tree-vect-analyze.c: Likewise.
12238 * tree-vect-transform.c: Likewise.
12239 * tree-vectorizer.c: Likewise.
12240 * tree-vn.c: Likewise.
12241 * tree-vrp.c: Likewise.
12242 * tree.c: Likewise.
12243 * tree.def: Likewise.
12244 * tree.h: Likewise.
12245 * unwind-dw2-fde.c: Likewise.
12246 * unwind.inc: Likewise.
12247 * value-prof.c: Likewise.
12248 * vmsdbgout.c: Likewise.
12250 2008-06-05 David Edelsohn <edelsohn@gnu.org>
12252 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
12253 always place FP constants in the TOC for TARGET_POWERPC64.
12254 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
12256 2008-06-05 Joseph Myers <joseph@codesourcery.com>
12258 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
12259 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
12260 enable for TARGET_E500_DOUBLE.
12261 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
12262 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
12263 floating-point modes like integer modes for E500 double.
12264 (rs6000_legitimate_offset_address_p): Likewise.
12265 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
12266 addressing for DDmode for E500 double.
12267 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
12268 modes as using 64-bits of registers for E500 double.
12269 (spe_build_register_parallel): Do not handle DDmode or TDmode.
12270 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
12271 specially for E500 double.
12272 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
12273 TDmode for E500 double.
12274 (rs6000_gimplify_va_arg): Only handle SDmode in registers
12275 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
12276 (rs6000_split_multireg_move): Do not handle TDmode specially for
12278 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
12279 using 64-bit registers for E500 double.
12280 (emit_frame_save): Do not handle DDmode specially for E500 double.
12281 (gen_frame_mem_offset): Likewise.
12282 (rs6000_function_value): Do not call spe_build_register_parallel
12283 for DDmode or TDmode.
12284 (rs6000_libcall_value): Likewise.
12285 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
12286 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
12289 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
12291 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
12294 2008-06-04 Junjie Gu <jgu@tensilica.com>
12296 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
12297 comparison for frame pointers.
12299 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12302 * config/avr/avr.h (PUSH_ROUNDING): Remove.
12304 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12307 * builtins.c (expand_builtin_signbit): Don't take lowpart when
12308 register is already smaller or equal to required mode.
12310 2008-06-04 Xinliang David Li <davidxl@google.com>
12312 * tree-call-cdce.c: New file.
12313 (cond_dead_built_in_calls): New static variable.
12314 (input_domain): New struct.
12315 (check_pow): New function.
12316 (check_builtin_call): Ditto.
12317 (check_target_format): Ditto.
12318 (is_call_dce_candidate): Ditto.
12319 (gen_one_condition): Ditto.
12320 (gen_conditions_for_domain): Ditto.
12321 (get_domain): Ditto.
12322 (gen_conditions_for_pow_cst_base): Ditto.
12323 (gen_conditions_for_pow_int_base): Ditto.
12324 (gen_conditions_for_pow): Ditto.
12325 (get_no_error_domain): Ditto.
12326 (gen_shrink_wrap_conditions): Ditto.
12327 (shrink_wrap_one_built_in_call): Ditto.
12328 (shink_wrap_conditional_dead_built_in_calls): Ditto.
12329 (tree_call_cdce): Ditto.
12330 (gate_call_cdce): Ditto.
12331 (pass_call_cdce): New gimple pass.
12332 * passes.c: (init_optimization_passes): New pass.
12333 * tree-pass.h: New pass declaration.
12334 * opts.c (decode_options): New flag setting.
12335 * common.opt: Add -ftree-builtin-call-dce flag.
12336 * Makefile.in: Add new source file.
12337 * tempvar.def: New tv_id.
12338 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
12340 2008-06-04 Richard Guenther <rguenther@suse.de>
12342 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
12343 (is_call_clobbered): Always check var_ann->call_clobbered.
12344 (mark_call_clobbered): Always set var_ann->call_clobbered.
12345 (clear_call_clobbered): Always clear var_ann->call_clobbered.
12346 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
12347 (reset_alias_info): Clear call clobbering info on MTAGs and
12349 (set_pt_anything): Set pt_global_mem.
12350 (create_tag_raw): Adjust comment.
12351 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
12353 2008-06-04 Joseph Myers <joseph@codesourcery.com>
12354 Maxim Kuvyrkov <maxim@codesourcery.com>
12356 * config/m68k/m68k.opt (mxgot): New option.
12357 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
12358 (m68k_output_addr_const_extra): New.
12359 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
12360 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
12361 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
12362 * doc/invoke.texi (M680x0 Options): Document -mxgot.
12364 2008-06-04 Richard Guenther <rguenther@suse.de>
12366 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
12367 negative or non-representable offsets.
12369 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
12371 * config/i386/i386.c (ix86_gen_leave): New.
12372 (ix86_gen_pop1): Likewise.
12373 (ix86_gen_add3): Likewise.
12374 (ix86_gen_sub3): Likewise.
12375 (ix86_gen_sub3_carry): Likewise.
12376 (ix86_gen_one_cmpl2): Likewise.
12377 (ix86_gen_monitor): Likewise.
12378 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
12379 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
12380 ix86_gen_one_cmpl2 and ix86_gen_monitor.
12381 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
12382 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
12383 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
12384 (ix86_expand_epilogue): Updated.
12385 (print_operand): Handle integer register operand for 'z'.
12386 (ix86_expand_strlensi_unroll_1): Likewise.
12387 (ix86_expand_strlen): Likewise.
12388 (ix86_expand_builtin): Likewise.
12389 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
12390 mov{q}/mov{l} and add{q}/add{l}.
12392 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12394 * config/i386/i386.md (P): New mode iterator.
12395 (SFmode push_operand splitter): Macroize DImode and SImode pushes
12396 using P mode iterator.
12397 (DFmode push_operand splitter): Ditto.
12398 (XFmode push_operand splitter): Ditto.
12399 (DFmode float_extend SFmode push_operand splitter): Ditto.
12400 (XFmode float_extend SFmode push_operand splitter): Do not generate
12401 SImode pushes for 64bit target. Macroize Dimode and SImode
12402 pushes using P mode iterator.
12403 (XFmode float_extend DFmode push_operand splitter): Ditto.
12405 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12407 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
12408 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
12409 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
12410 return type to int.
12411 (ix86_call_abi_override): Remove check for call_used_regs.
12413 2008-06-03 Richard Guenther <rguenther@suse.de>
12415 * tree-ssa-structalias.c (find_func_aliases): Add constraints
12416 for the lhs of calls if the return type contains pointers.
12418 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12420 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
12421 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
12422 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
12423 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
12424 of cfun and DEFAULT_ABI to deceide abi mode.
12425 (DEFAULT_ABI): New.
12426 (REG_PARM_STACK_SPACE): Removed.
12427 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
12428 (STACK_BOUNDARY): Use default target to deceide stack boundary.
12429 * config/i386/i386-protos.h (ix86_cfun_abi): New.
12430 (ix86_function_abi): Likewise.
12431 (ix86_function_type_abi): Likewise.
12432 (ix86_call_abi_override): Likewise.
12433 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
12434 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
12435 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
12436 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
12438 (X86_64_REGPARM_MAX): New.
12439 (X86_64_SSE_REGPARM_MAX): New.
12440 (X64_REGPARM_MAX): New.
12441 (X64_SSE_REGPARM_MAX): New.
12442 (X86_32_REGPARM_MAX): New.
12443 (X86_32_SSE_REGPARM_MAX): New.
12444 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
12445 (ix86_function_regparm): Handle user calling abi.
12446 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
12447 by DEFAULT_ABI versus SYSV_ABI check.
12448 (ix86_reg_parm_stack_space): New.
12449 (ix86_function_type_abi): New.
12450 (ix86_call_abi_override): New.
12451 (ix86_function_abi): New.
12452 (ix86_cfun_abi): New.
12453 (init_cumulative_args): Call abi specific initialization.
12454 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
12455 (function_arg_64): Extend SSE_REGPARM_MAX check.
12456 (function_arg (): Remove TARGET_64BIT_MS_ABI.
12457 (ix86_pass_by_reference): Likewise.
12458 (ix86_function_value_regno_p): Likewise.
12459 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
12460 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
12461 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
12462 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
12463 (setup_incoming_varargs_64): Adjust regparm for call abi.
12464 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
12465 (ix86_va_start): Likewise.
12466 (ix86_gimplify_va_arg): Likewise.
12467 (ix86_expand_prologue): Likewise.
12468 (output_pic_addr_const): Likewise.
12469 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
12470 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
12471 (x86_output_mi_thunk): Likewise.
12472 (x86_function_profiler): Likewise.
12473 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
12474 (SYSV_ABI, MS_ABI): New constants.
12475 (DEFAULT_ABI): New.
12476 (init_regs): Add prototype of function in regclass.c file.
12477 (OVERRIDE_ABI_FORMAT): New.
12478 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
12479 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
12480 (OUTGOING_REG_PARM_STACK_SPACE): New.
12481 (ix86_reg_parm_stack_space): New prototype.
12482 (CUMULATIVE_ARGS): Add call_abi member.
12483 (machine_function): Add call_abi member.
12484 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
12485 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
12487 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
12490 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
12491 (avr_builtin_setjmp_frame_value): New function.
12492 * config/avr/avr.md (nonlocal_goto_receiver): Define.
12493 (nonlocal_goto): Define.
12495 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
12497 * config/mips/mips.c (mips_emit_loadgp): Return early if
12498 there is nothing do to, otherwise emit a blockage if
12499 !TARGET_EXPLICIT_RELOCS || crtl->profile.
12500 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
12502 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12504 * configure.ac: Drop unneeded backslash ending up in config.in.
12505 * acinclude.m4: Likewise.
12506 * config.in: Regenerate.
12508 2008-05-26 Jan Hubicka <jh@suse.cz>
12510 * predict.c (maybe_hot_frequency_p): Break out of...
12511 (maybe_hot_bb_p): ... here.
12512 (maybe_hot_edge_p): New.
12513 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
12514 * basic-block.h (maybe_hot_edge_p): Declare.
12516 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12518 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
12519 (*cmpfp_<mode>_cc): Ditto.
12520 (*fp_jcc_8<mode>_387): Ditto.
12521 (*fop_<MODEF:mode>_2_i387): Ditto.
12522 (*fop_<MODEF:mode>_3_i387): Ditto.
12523 (*fop_xf_2_i387): Ditto.
12524 (*fop_xf_3_i387): Ditto.
12526 2008-06-02 Tomas Bily <tbily@suse.cz>
12528 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
12530 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12532 * config/mips/mips.c (mips_valid_offset_p): New function.
12533 (mips_valid_lo_sum_p): Likewise.
12534 (mips_classify_address): Use them.
12535 (mips_force_address): New function.
12536 (mips_legitimize_address): Use it.
12537 * config/mips/mips.md (MOVE128): New mode iterator.
12538 (movtf): Require TARGET_64BIT. Remove empty strings.
12539 (*movtf_internal): Rename to...
12540 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
12541 of "R" and use {,fp}{load,store} attributes instead of "multi".
12542 Use a separate define_split.
12543 (*movtf_mips16): New pattern.
12545 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12547 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
12548 * config/mips/mips.c (mips_expand_before_return): New function.
12549 (mips_expand_epilogue): Call it.
12550 * config/mips/mips.md (return): Turn into a define_expand.
12551 (*return): New insn.
12553 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12555 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
12556 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
12557 functions. Do not emit uses and clobbers of CONCATs; individually
12558 use and clobber their operands.
12559 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
12560 gen_clobber, emit_use and gen_use.
12561 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
12562 (expand_builtin_return): Likewise.
12563 * cfgbuild.c (count_basic_blocks): Likewise.
12564 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
12565 * explow.c (emit_stack_restore): Likewise.
12566 * expmed.c (extract_bit_field_1): Likewise.
12567 * expr.c (convert_move, emit_move_complex_parts): Likewise.
12568 (emit_move_multi_word, store_constructor): Likewise.
12569 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
12570 (thread_prologue_and_epilogue_insns): Likewise.
12571 * lower-subreg.c (resolve_simple_move): Likewise.
12572 * optabs.c (widen_operand, expand_binop): Likewise.
12573 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
12574 * reload.c (find_reloads): Likewise.
12575 * reload1.c (eliminate_regs_in_insn): Likewise.
12576 * stmt.c (expand_nl_goto_receiver): Likewise.
12577 * config/alpha/alpha.md (builtin_longjmp): Likewise.
12578 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
12579 * config/arm/arm.c (arm_load_pic_register): Likewise.
12580 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
12581 * config/arm/arm.md (untyped_return): Likewise.
12582 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
12583 * config/avr/avr.c (expand_prologue): Likewise.
12584 * config/bfin/bfin.c (do_unlink): Likewise.
12585 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
12586 * config/cris/cris.c (cris_expand_prologue): Likewise.
12587 * config/darwin.c (machopic_indirect_data_reference): Likewise.
12588 (machopic_legitimize_pic_address): Likewise.
12589 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
12590 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
12591 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
12592 (ix86_expand_convert_uns_didf_sse): Likewise.
12593 (ix86_expand_vector_init_general): Likewise.
12594 * config/ia64/ia64.md (eh_epilogue): Likewise.
12595 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
12596 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
12597 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
12598 (config/iq2000/iq2000.c): Likewise.
12599 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12600 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
12601 (builtin_longjmp): Likewise.
12602 * config/mn10300/mn10300.md (call, call_value): Likewise.
12603 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
12604 * config/pdp11/pdp11.md (abshi2): Likewise.
12605 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12606 * config/s390/s390.c (s390_emit_prologue): Likewise.
12607 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
12608 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
12609 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
12610 * config/sh/sh.c (prepare_move_operands): Likewise.
12611 (output_stack_adjust, sh_expand_epilogue): Likewise.
12612 (sh_set_return_address, sh_expand_t_scc): Likewise.
12613 * config/sparc/sparc.c (load_pic_register): Likewise.
12614 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
12615 * config/spu/spu.c (spu_expand_epilogue): Likewise.
12616 * config/v850/v850.c (expand_epilogue): Likewise.
12618 2008-05-31 Anatoly Sokolov <aesok@post.ru>
12620 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
12621 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
12622 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
12623 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
12624 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
12625 stack pointer register.
12626 (output_movhi): Remove code for interrupt specific writing to the
12627 stack pointer register.
12629 2008-05-31 Richard Guenther <rguenther@suse.de>
12631 PR tree-optimization/34244
12632 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
12633 (tree_expr_nonzero_warnv_p): Likewise.
12634 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12635 ssa_name_nonnegative_p.
12636 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
12637 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
12638 not tree_expr_nonzero_warnv_p.
12640 PR tree-optimization/36262
12642 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
12644 PR tree-optimization/34244
12645 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
12646 (record_numbers_of_iterations): New function.
12647 (execute_vrp): Cache the numbers of iterations of loops.
12648 * tree-scalar-evolution.c (scev_reset_except_niters):
12650 (scev_reset): Use scev_reset_except_niters.
12651 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
12653 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
12655 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12656 __WORKAROUND_RETS when appropriate.
12658 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12660 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
12661 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
12663 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
12664 *fop_df_comm_sse insn patterns using MODEF mode iterator.
12665 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
12666 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
12667 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
12668 *fop_df_1_mixed insn patterns using MODEF mode iterator.
12669 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
12670 *fop_df_1_sse insn patterns using MODEF mode iterator.
12671 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
12672 *fop_df_1_i387 insn patterns using MODEF mode iterator.
12673 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
12674 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
12675 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
12676 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
12677 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
12678 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
12679 (*fop_xf_4_i387): Use <MODE> for mode attribute.
12680 (*fop_xf_5_i387): Ditto.
12681 (*fop_xf_6_i387): Ditto.
12683 2008-05-30 Richard Guenther <rguenther@suse.de>
12685 * builtins.c (build_string_literal): Avoid generating
12686 a non-gimple_val result.
12688 2008-05-30 DJ Delorie <dj@redhat.com>
12690 * exec-tool.in: Use an environment variable (private) instead of a
12691 file (shared) as a semaphore, so as to not break parallel builds.
12693 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12695 * optabs.c (maybe_encapsulate_block): Remove.
12696 (emit_libcall_block): Adjust accordingly.
12697 * optabs.h (maybe_encapsulate_block): Remove prototype.
12699 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
12700 Don't use maybe_encapsulate_block.
12702 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12704 * config/rs6000/rs6000.c (rs6000_legitimize_address,
12705 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
12706 rtx is a SYMBOL_REF before calling get_pool_constant.
12708 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
12710 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
12712 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
12714 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
12715 rather than OS names to choose INO_T_EQ definition.
12716 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
12717 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
12719 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
12722 * config/darwin-f.c: New.
12723 * config/t-darwin: Added rule to build darwin-f.o.
12724 * config.gcc: Defined new variable, fortran_target_objs.
12725 (*-*-darwin*): Set fortran_target_objs.
12726 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
12727 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
12728 * configure: Regenerated.
12730 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
12733 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
12734 canonical type if needed.
12736 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
12738 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
12740 2008-05-29 Richard Guenther <rguenther@suse.de>
12742 PR tree-optimization/36343
12743 PR tree-optimization/36346
12744 PR tree-optimization/36347
12745 * tree-flow.h (clobber_what_p_points_to): Declare.
12746 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
12747 pointed-to variable is dereferenced is irrelevant to whether
12748 the pointer can access the pointed-to variable.
12749 (clobber_what_p_points_to): New function.
12750 * tree-ssa-alias.c (set_initial_properties): Use it.
12751 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
12752 call clobber check for NMTs.
12754 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12756 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
12757 for printing gcov_type.
12759 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12761 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
12762 and the eh region information.
12763 * value-prof.c (gimple_move_stmt_histograms): New function.
12764 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
12766 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
12768 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
12770 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12772 * value-prof.c (tree_ic_transform): Print counts.
12773 * tree-profile.c (tree_gen_ic_func_profiler):
12774 Clear __gcov_indreict_call_callee variable to avoid misattribution
12777 2008-05-28 Rafael Espíndola <espindola@google.com>
12779 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
12782 2008-05-28 Richard Guenther <rguenther@suse.de>
12784 PR tree-optimization/36339
12785 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
12786 and clobbering code out of the loop.
12788 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12790 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
12793 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
12794 s390_contiguous_bitmask_p, s390_symref_operand_p,
12795 s390_check_symref_alignment, s390_reload_larl_operand,
12796 s390_reload_symref_address): New functions.
12797 (s390_branch_condition_mnemonic): Support compare and branch
12799 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
12800 and 'W' constraints.
12801 (s390_secondary_reload): Add secondary reloads for unaligned
12802 symbol refs or symbol refs to floating point or QI/TI mode
12804 (legitimate_address_p): Accept symbol references as addresses.
12805 (s390_expand_insv): Use rotate and insert selected bits
12806 instruction for insv when building for z10.
12807 (print_operand_address): Handle symbol ref addresses.
12808 (print_operand): Output modifier 'c' added for signed byte values.
12809 (s390_encode_section_info): Mark symbol refs with
12810 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
12812 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
12813 (length attribute): RRF, RRR have 4 byte length.
12814 (FPALL, INTALL): New mode iterators added.
12815 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
12816 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
12817 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
12818 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
12819 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
12820 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
12821 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
12822 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
12824 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
12825 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
12826 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
12827 reload<INTALL:mode><P:mode>_toreg_z10,
12828 reload<FPALL:mode><P:mode>_tomem_z10,
12829 reload<FPALL:mode><P:mode>_toreg_z10,
12830 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
12831 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
12832 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
12833 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
12835 (movmem, clrmem, cmpmem): New splitters added.
12837 * config/s390/predicates.md (larl_operand): Use
12838 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
12839 SYMBOL_REF_ALIGN1_P.
12840 (s390_signed_integer_comparison,
12841 s390_unsigned_integer_comparison): New predicates.
12843 * config/s390/s390-protos.h (s390_check_symref_alignment,
12844 s390_contiguous_bitmask_p, s390_reload_larl_operand,
12845 s390_reload_symref_address,
12846 s390_compare_and_branch_condition_mask): Prototypes added.
12848 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
12849 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
12850 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
12852 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12854 * config/s390/s390.c (z10_cost): New cost function for z10.
12855 (s390_handle_arch_option, override_options): Support -march=z10 switch.
12856 (s390_issue_rate): Adjust issue rate for z10.
12857 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
12858 (processor_flags): Add PF_Z10.
12859 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
12860 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
12861 * gcc/config.gcc: Add z10.
12863 2008-05-28 Richard Guenther <rguenther@suse.de>
12865 PR tree-optimization/36291
12866 * tree-flow. h (struct gimple_df): Remove var_anns member.
12867 * tree-flow-inline.h (gimple_var_anns): Remove.
12868 (var_ann): Simplify.
12869 * tree-dfa.c (create_var_ann): Simplify.
12870 (remove_referenced_var): Clear alias info from var_anns of globals.
12871 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
12872 (delete_tree_ssa): Clear alias info from var_anns of globals.
12873 Do not free var_anns.
12874 (var_ann_eq): Remove.
12875 (var_ann_hash): Likewise.
12877 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
12879 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
12880 and loongson2f entries.
12881 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
12882 * config/mips/mips.h (processor_type): Add Loongson-2E
12883 and Loongson-2F entries.
12884 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
12885 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
12886 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
12887 * doc/invoke.texi (MIPS Options): Document loongson2e
12888 and loongson2f processor names.
12890 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12894 * config/i386/i386.c (ix86_function_arg_boundary): Use
12895 alignment of canonical type.
12896 (ix86_expand_vector_move): Check unaligned memory access for
12899 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12901 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
12902 Moved to the front of file.
12904 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
12905 H.J. Lu <hongjiu.lu@intel.com>
12907 * dwarf2out.c (current_fde): New.
12909 (lookup_cfa:): Likewise.
12910 (dwarf2out_end_epilogue): Likewise.
12911 (dwarf2out_note_section_used): Likewise.
12913 2008-05-27 Michael Matz <matz@suse.de>
12916 * c.opt (Wenum-compare): New warning option.
12917 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
12919 2008-05-27 Michael Matz <matz@suse.de>
12921 PR middle-end/36326
12922 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
12924 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
12925 into memory as tail calls.
12927 2008-05-27 Richard Guenther <rguenther@suse.de>
12929 PR tree-optimization/36339
12930 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
12931 pointers cause all addressable variables to be call clobbered.
12933 2008-05-27 Richard Guenther <rguenther@suse.de>
12935 PR tree-optimization/36245
12936 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
12938 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12940 * config/s390/s390.md: Replace all occurences of the 'm'
12941 constraint with 'RT'.
12943 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12945 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
12947 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
12949 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
12950 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
12951 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
12953 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12955 * reload.c: (find_reloads): Skip alternatives according to the
12956 "enabled" attribute. Constify the constraint variable.
12957 * recog.c (get_attr_enabled): Add default implementation.
12958 (extract_insn): Set the alternative_enabled_p array
12959 in the recog_data struct.
12960 (preprocess_constraints, constrain_operands): Skip
12961 alternatives according to the "enabled" attribute
12962 * recog.h (struct recog_data): New field alternative_enabled_p.
12963 (skip_alternative): New inline function.
12964 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
12965 (record_reg_classes): Skip alternative according to the
12966 "enabled" attribute.
12968 * doc/md.texi: Add documention for the "enabled" attribute.
12970 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12972 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
12973 * postreload.c (reload_cse_simplify_operands): Replace 'm'
12974 constraint with TARGET_MEM_CONSTRAINT.
12975 * recog.c (asm_operand_ok, preprocess_constraints,
12976 constrain_operands): Likewise.
12977 * regclass.c (record_reg_classes): Likewise.
12978 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
12979 * reload1.c (maybe_fix_stack_asms): Likewise.
12980 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
12981 * recog.h: Adjust comment.
12982 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
12983 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
12984 * doc/md.texi: Add a note to description of 'm' constraint.
12985 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
12987 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
12989 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
12990 that the bitfield is of integral type before testing its precision.
12992 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12993 Sa Liu <saliu@de.ibm.com>
12995 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
12996 __modti3, __udivti3, __umodti3 and __udivmodti4.
12997 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
12998 that implement TImode mul and div functions.
12999 * config/spu/multi3.c: New. Implement __multi3.
13000 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13001 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13004 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13006 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13007 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13008 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13009 tls_sysv_suffix): New mode and mode attribute iterators.
13010 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13011 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13012 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13013 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13014 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13017 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13019 PR tree-optimization/36329
13020 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13021 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13022 * cgraphbuild.c (initialize_inline_failed): Use the latter
13023 macro in lieu of the former.
13024 * ipa-inline.c (cgraph_mark_inline): Likewise.
13025 (cgraph_decide_inlining_of_small_function): Likewise.
13026 (cgraph_decide_inlining): Likewise.
13027 (cgraph_decide_inlining_incrementally): Likewise.
13029 2008-05-26 Tristan Gingold <gingold@adacore.com>
13030 Anatoly Sokolov <aesok@post.ru>
13032 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13033 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13034 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13035 optimization for 'avr6' architecture.
13037 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13040 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13042 2008-05-26 Richard Guenther <rguenther@suse.de>
13044 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13045 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13047 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13049 PR middle-end/36253
13050 * caller-save.c (insert_restore): Verify alignment of spill space.
13051 (insert_save): Likewise.
13052 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13053 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13054 (STACK_SLOT_ALIGNMENT): Likewise.
13055 * function.c (LOCAL_ALIGNMENT): Removed.
13056 (get_stack_local_alignment): New.
13057 (assign_stack_local): Use it. Set alignment on stack slot.
13058 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13059 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13060 (STACK_SLOT_ALIGNMENT): New.
13061 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13062 stack slot in XFmode.
13064 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13066 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13069 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13070 argument operand in rax isn't removed.
13072 2008-05-26 Richard Guenther <rguenther@suse.de>
13074 PR middle-end/36300
13075 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13076 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13078 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13081 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13083 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13085 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13086 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13088 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13090 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13091 build a trampoline if we don't want one.
13092 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13093 return zero for nested functions if we don't want a trampoline.
13095 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13097 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13099 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13102 * c.opt: Removed undocumented option '-lang-fortran'.
13103 * c-common.h: Removed global variable 'lang_fortran'.
13104 * c-opts.c (c_common_handle_option): Removed code to handle
13105 option '-lang-fortran'. Updated includes.
13106 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13107 definition of '__GFORTRAN__'.
13108 (define__GNUC__): Reimplemented to use BASEVER and
13109 cpp_define_formatted.
13110 (builtin_define_with_value_n): Removed.
13111 * c-incpath.h: Renamed to ...
13112 * incpath.h: ... this.
13113 * c-incpath.c: Renamed to ...
13114 * incpath.c: ... this. Updated includes.
13115 * fix-header.c: Updated includes.
13116 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13117 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13118 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13120 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13122 * tree.h: Update the table of flags used on tree nodes.
13123 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13124 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13125 (FORCED_LABEL): Add access check.
13126 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13127 (ASM_INPUT_P): Likewise.
13128 (ASM_VOLATILE_P): Likewise.
13129 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13130 (OMP_SECTION_LAST): Access private_flag directly.
13131 (OMP_RETURN_NOWAIT): Likewise.
13132 (OMP_PARALLEL_COMBINED): Likewise.
13133 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13134 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13135 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13136 deprecated_flag directly.
13138 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13140 * final.c (frame_pointer_needed): Removed.
13141 * flags.h (frame_pointer_needed): Likewise.
13143 * function.h (rtl_data): Add frame_pointer_needed.
13144 (frame_pointer_needed): New.
13146 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13148 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13150 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13152 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13155 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13157 * c-common.c (strip_array_types): Move function to..
13159 (get_inner_array_type): Delete.
13160 * c-common.h (strip_array_types): Move declaration to..
13162 (get_inner_array_type): Delete.
13163 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13164 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13165 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13166 * config/pa/pa.c (emit_move_sequence): Likewise.
13168 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13170 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13173 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13175 * function.c: Include target hook for nonlocal_goto frame value.
13177 2008-05-24 Richard Guenther <rguenther@suse.de>
13179 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
13180 variable can be only accessed through a pointer or a union.
13182 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13184 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
13185 * doc/extend.texi: Likewise.
13187 2008-05-23 DJ Delorie <dj@redhat.com>
13189 * config/m32c/jump.md (untyped_call): Add.
13191 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
13192 for A24 to PSImode.
13193 (m32c_address_cost): Detail costs for indirect offsets.
13195 2008-05-23 Rafael Espíndola <espindola@google.com>
13197 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
13198 if a node is a SUBREG.
13199 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
13202 2008-05-23 Paul Brook <paul@codesourcery.com>
13203 Carlos O'Donell <carlos@codesourcery.com>
13205 * doc/extend.texi: Clarify use of __attribute__((naked)).
13206 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13207 * target.h (gcc_target): Add allocate_stack_slots_for_args.
13208 * function.c (use_register_for_decl): Use
13209 targetm.calls.allocate_stack_slots_for_args.
13210 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13211 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
13212 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
13214 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
13216 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
13218 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
13220 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
13221 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
13222 is only rounded once.
13224 2008-05-23 Richard Guenther <rguenther@suse.de>
13226 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
13228 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
13229 Jakub Jelinek <jakub@redhat.com>
13232 * configure.ac: Handle --enable-cld.
13233 * configure: Regenerated.
13234 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
13235 * config/i386/i386.h (struct machine_function): Add needs_cld field.
13236 (ix86_current_function_needs_cld): New define.
13237 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
13238 (cld): New isns pattern.
13239 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
13240 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
13241 * config/i386/i386.opt (mcld): New option.
13242 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
13243 TARGET_CLD and ix86_current_function_needs_cld.
13244 (override_options): Use -mcld by default for 32-bit code if
13247 * doc/install.texi (Options specification): Document --enable-cld.
13248 * doc/invoke.texi (Machine Dependent Options)
13249 [i386 and x86-64 Options]: Add -mcld option.
13250 (Intel 386 and AMD x86-64 Options): Document -mcld option.
13252 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
13253 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
13254 (return_in_memory_64): Likewise.
13255 (return_in_memory_ms_64): Likewise.
13257 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13259 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
13260 * builtins.c (fold_builtin_fpclassify): New.
13261 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
13262 * builtins.def (BUILT_IN_FPCLASSIFY): New.
13263 * c-common.c (handle_type_generic_attribute): Adjust to accept
13264 fixed arguments before an elipsis.
13265 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
13266 * doc/extend.texi: Document __builtin_fpclassify.
13268 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
13270 * omp-low.c (gate_expand_omp_ssa): Remove.
13271 (pass_expand_omp_ssa): Remove.
13272 (gate_expand_omp): Do not check for flag_openmp_ssa.
13273 * common.opt (-fopenmp-ssa): Remove.
13274 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
13276 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
13278 * config/sh/sh.opt (mfixed-range): New option.
13279 * config/sh/sh-protos.h (sh_fix_range): Declare.
13280 * config/sh/sh.c (sh_fix_range): New function.
13281 * config/sh/sh.h (sh_fixed_range_str): Declare.
13282 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
13284 * doc/invoke.texi (SH Options): Document -mfixed-range.
13286 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
13288 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
13289 it before the redeclaration.
13291 2008-05-22 Anatoly Sokolov <aesok@post.ru>
13293 * config/avr/avr.c (get_sequence_length): Add new function.
13294 (expand_prologue, expand_epilogue): Remove duplicate code.
13296 2008-05-22 Rafael Espíndola <espindola@google.com>
13298 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
13301 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
13303 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
13304 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
13306 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
13307 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
13308 (vect_update_misalignment_for_peel): Likewise.
13309 (vector_alignment_reachable_p): Likewise.
13310 * tree-vect-transform.c (vectorizable_load): Likewise.
13311 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
13312 (get_vectype_for_scalar_type): Pass mode of scalar_type
13313 to UNITS_PER_SIMD_WORD.
13315 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
13316 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
13317 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
13318 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
13319 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
13321 2008-05-22 Ira Rosen <irar@il.ibm.com>
13323 PR tree-optimization/36293
13324 * tree-vect-transform.c (vect_transform_strided_load): Don't check
13325 if the first load must be skipped because of a gap.
13327 2008-05-22 Richard Guenther <rguenther@suse.de>
13329 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
13330 more cases of offset disambiguation that is possible if
13331 strict-aliasing rules apply.
13332 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
13333 for basic offset and type-based disambiguation.
13335 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13337 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
13338 ix86_expand_vector_set on V16QImode for SSE4.1.
13340 2008-05-21 Tom Tromey <tromey@redhat.com>
13342 * c.opt (Wimport): Mark as undocumented.
13343 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
13345 (Warning Options): Likewise.
13346 * doc/cppopts.texi: Don't mention -Wimport.
13348 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
13350 PR tree-optimization/36287
13351 PR tree-optimization/36286
13352 * lambda-code.c (build_access_matrix): Do not use the loop->num
13353 for computing the number of induction variables: use the loop depth
13356 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
13359 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
13360 option -f(no-)leading-underscore.
13362 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13364 * config/i386/i386.c (ix86_expand_vector_init_general): Use
13365 GET_MODE_NUNITS (mode).
13367 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
13369 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
13370 (-mmulhw): Add 464 to description.
13371 (-mdlmzb): Likewise.
13372 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
13373 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
13375 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
13376 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
13377 * config/rs6000/rs6000.md: Update comments for 464.
13379 2008-05-21 Janis Johnson <janis187@us.ibm.com>
13381 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
13383 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13385 * config/i386/sse.md (vec_extractv4sf): Removed.
13386 (vec_extractv2df): Likewise.
13387 (vec_extractv2di): Likewise.
13388 (vec_extractv4si): Likewise.
13389 (vec_extractv8hi): Likewise.
13390 (vec_extractv16qi): Likewise.
13391 (vec_extract<mode>): New.
13393 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13395 * config/i386/sse.md (vec_setv4sf): Removed.
13396 (vec_setv2df): Likewise.
13397 (vec_setv2di): Likewise.
13398 (vec_setv4si): Likewise.
13399 (vec_setv8hi): Likewise.
13400 (vec_setv16qi): Likewise.
13401 (vec_set<mode>): New.
13403 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13405 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
13406 goto for vec_concat and vec_interleave.
13408 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13410 * config/i386/sse.md (vec_initv4sf): Removed.
13411 (vec_initv2df): Likewise.
13412 (vec_initv2di): Likewise.
13413 (vec_initv4si): Likewise.
13414 (vec_initv8hi): Likewise.
13415 (vec_initv16qi): Likewise.
13416 (vec_init<mode>): New.
13418 2008-05-21 Joseph Myers <joseph@codesourcery.com>
13420 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
13422 2008-05-21 Tom Tromey <tromey@redhat.com>
13424 * ggc-zone.c (lookup_page_table_if_allocated): New function.
13425 (zone_find_object_offset): Likewise.
13426 (gt_ggc_m_S): Likewise.
13427 (highest_bit): Likewise.
13428 * ggc-page.c (gt_ggc_m_S): New function.
13429 * stringpool.c (string_stack): Remove.
13430 (init_stringpool): Update.
13431 (ggc_alloc_string): Use ggc_alloc.
13432 (maybe_delete_ident): New function.
13433 (ggc_purge_stringpool): Likewise.
13434 (gt_ggc_m_S): Remove.
13435 * ggc-common.c (ggc_protect_identifiers): New global.
13436 (ggc_mark_roots): Call ggc_purge_stringpool. Use
13437 ggc_protect_identifiers.
13438 * ggc.h (ggc_protect_identifiers): Declare.
13439 (gt_ggc_m_S): Update.
13440 (ggc_purge_stringpool): Declare.
13441 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
13442 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
13444 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
13446 2008-05-21 David S. Miller <davem@davemloft.net>
13448 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
13451 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
13453 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
13456 2008-05-20 David Daney <ddaney@avtrex.com>
13458 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
13459 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
13460 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13461 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13462 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
13463 (atomic_hiqi_op): New define_code_iterator.
13464 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
13465 mips_expand_compare_and_swap_12.
13466 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
13467 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
13468 (sync_<optab><mode>, sync_old_<optab><mode>,
13469 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13470 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
13471 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
13472 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
13473 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
13474 (test_and_set_12): New insn.
13475 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
13476 sync_new_<optab><mode>, sync_old_nand<mode>,
13477 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
13478 clobber to operand 0 for SI and DI mode insns.
13479 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
13480 mips_gen_fn_4): New typedefs.
13481 (mips_gen_fn_ptrs): Define new union type.
13482 (mips_expand_compare_and_swap_12): Remove declaration.
13483 (mips_expand_atomic_qihi): Declare function.
13484 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
13485 (mips_expand_atomic_qihi): ... this. Use new generator function
13487 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
13488 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
13489 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
13490 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
13491 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
13492 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
13493 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
13494 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
13495 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
13496 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
13499 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
13501 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
13504 2008-05-20 Anatoly Sokolov <aesok@post.ru>
13506 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
13507 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
13508 (avr_attribute_table): Add 'OS_main' function attribute.
13509 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
13510 functions with 'OS_main' attribute.
13512 2008-05-20 Richard Guenther <rguenther@suse.de>
13514 PR tree-optimization/35204
13515 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
13516 helper, split out from ...
13517 (DFS): ... here. Make the DFS walk non-recursive.
13519 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
13520 Jan Sjodin <jan.sjodin@amd.com>
13522 PR tree-optimization/36181
13523 * tree-parloops.c (loop_has_vector_phi_nodes): New.
13524 (parallelize_loops): Don't parallelize when the loop has vector
13527 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13528 Sebastian Pop <sebastian.pop@amd.com>
13530 * tree-loop-linear.c (gather_interchange_stats): Look in the access
13531 matrix, and never look at the tree representation of the memory
13533 (linear_transform_loops): Computes parameters and access matrices.
13534 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
13536 (access_matrix_get_index_for_parameter): New.
13537 * tree-data-ref.h (struct access_matrix): New.
13538 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
13539 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
13540 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
13541 am_vector_index_for_loop): New.
13542 (struct data_reference): Add field access_matrix.
13543 (DR_ACCESS_MATRIX): New.
13544 (compute_data_dependences_for_loop): Update declaration.
13545 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
13546 * lambda.h (lambda_vector_vec_p): Declared.
13547 * lambda-code.c: Depend on pointer-set.h.
13548 (lambda_collect_parameters_from_af, lambda_collect_parameters,
13549 av_for_af_base, av_for_af, build_access_matrix,
13550 lambda_compute_access_matrices): New.
13551 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
13553 2008-05-20 Joseph Myers <joseph@codesourcery.com>
13555 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
13556 $SOURCEDIR/include.
13558 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13559 Sebastian Pop <sebastian.pop@amd.com>
13561 PR tree-optimization/36206
13562 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
13564 (instantiate_scev_1): Rename flags to fold_conversions.
13565 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
13566 outeside instantiation_loop.
13567 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
13568 (evolution_function_is_affine_or_constant_p): Removed.
13569 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
13571 (analyze_siv_subscript): Pass in the loop nest number.
13572 Call evolution_function_is_affine_in_loop instead of
13573 evolution_function_is_affine_p.
13574 (analyze_overlapping_iterations): Pass in the loop nest number.
13576 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13577 Sebastian Pop <sebastian.pop@amd.com>
13579 PR tree-optimization/36206
13580 * tree-chrec.h (chrec_fold_op): New.
13581 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
13584 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
13586 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
13588 (remove_duplicates): Do not set inode on non-inode systems.
13591 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
13593 * config.gcc (tm_file): Update comments about relative pathnames.
13595 2008-05-20 Richard Guenther <rguenther@suse.de>
13597 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
13598 * tree-ssa-sccvn.c (process_scc): Likewise.
13599 * tree-ssa-sink.c (execute_sink_code): Likewise.
13600 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
13601 * tree-vrp.c (process_assert_insertions): Likewise.
13602 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13603 (perform_tree_ssa_dce): Likewise.
13604 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
13605 (dump_dominator_optimization_stats): Likewise.
13606 * tree-vectorizer.c (vectorize_loops): Likewise.
13608 2008-05-20 Richard Guenther <rguenther@suse.de>
13610 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
13612 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
13614 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
13615 (ix86_i386elf_return_in_memory): Likewise.
13616 (ix86_i386interix_return_in_memory): Likewise.
13617 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
13618 (SUBTARGET_RETURN_IN_MEMORY): New.
13619 * config/i386/i386elf.h: Likewise.
13620 * config/i386/ptx4-i.h: Likewise.
13621 * config/i386/sol2-10.h: Likewise.
13622 * config/i386/sysv4.h: Likewise.
13623 * config/i386/vx-common.h: Likewise.
13624 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
13625 * config/i386/i386.c (ix86_return_in_memory): Made static and
13626 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
13627 (ix86_i386elf_return_in_memory): Removed.
13628 (ix86_i386interix_return_in_memory): Removed.
13629 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
13630 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
13632 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
13634 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
13636 2008-05-19 Xinliang David Li <davidxl@google.com>
13638 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
13640 * common.opt: Ditto.
13641 * doc/invoke.texi: Ditto.
13643 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
13645 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
13646 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
13648 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13650 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
13651 sizes of operand array from 8/4 to 4/2.
13652 (ix86_expand_vector_init_general): Change size of operand array
13653 from 32 to 16. Remove op0, op1 and half_mode.
13655 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13657 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
13658 (ix86_expand_vector_init_interleave): Likewise.
13659 (ix86_expand_vector_init_general): Use them. Assert
13660 word_mode == SImode when n_words == 4.
13662 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
13664 * config/i386/i386.c (ix86_secondary_reload): New static function.
13665 (TARGET_SECONDARY_RELOAD): New define.
13666 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13667 * config/i386/i386.md (reload_outqi): Remove.
13669 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13671 PR middle-end/35509
13672 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
13673 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
13674 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
13675 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
13676 (fold_builtin_1): Likewise.
13677 * builtins.def (BUILT_IN_ISINF_SIGN): New.
13678 c-common.c (check_builtin_function_arguments): Handle
13679 BUILT_IN_ISINF_SIGN.
13680 * doc/extend.texi: Document __builtin_isinf_sign.
13681 * fold-const.c (operand_equal_p): Handle COND_EXPR.
13683 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
13685 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
13686 EH cleanup at the end of the pass, search for those that have been
13687 turned into forwarder blocks and do the cleanup on their successor.
13689 2008-05-18 Richard Guenther <rguenther@suse.de>
13691 * tree-cfg.c (verify_gimple_expr): Allow conversions from
13692 pointers to sizetype and vice versa.
13694 2008-05-18 Xinliang David Li <davidxl@google.com>
13696 * gcc/tree-ssa-dce.c: Coding style fix.
13697 (check_pow): Documentation comment.
13698 (check_log): Documenation comment. Coding style fix.
13699 (is_unnecessary_except_errno_call): Ditto.
13700 (gen_conditions_for_pow): Ditto.
13701 (gen_conditions_for_log): Ditto.
13702 (gen_shrink_wrap_conditions): Ditto.
13703 (shrink_wrap_one_built_in_calls): Ditto.
13704 * gcc/doc/invoke.texi: Better documentation string.
13705 * ChangeLog: Fix wrong change log entries from
13706 May 17 checkin on function call DCE.
13708 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
13710 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
13712 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
13714 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
13715 * df-problems.c (simulation routines): Fixed block comment to
13716 properly say how to add forwards scanning functions.
13718 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13720 * tree-inline.c (setup_one_parameter): Remove dead code.
13722 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13724 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
13725 a BIT_AND_EXPR only for an INTEGER_TYPE.
13727 2008-05-17 Xinliang David Li <davidxl@google.com>
13729 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
13730 (check_pow, check_log, is_unnecessary_except_errno_call): New
13731 functions to check for eliminating math functions that are pure
13732 except for setting errno.
13733 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
13734 general condition expressions for shrink-wrapping pow/log calls.
13735 (gen_shrink_wrap_conditions): Ditto.
13736 (shrink_wrap_one_built_in_call): Ditto.
13737 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
13738 (mark_operand_necessary): If debugging, output if OP is necessary.
13739 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
13741 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
13743 * gcc/common.opt: New user flag -ftree-builtin-dce.
13744 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
13746 2008-05-16 David S. Miller <davem@davemloft.net>
13748 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
13749 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13751 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
13754 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
13756 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13758 * ifcvt.c (dead_or_predicable): Rename
13759 df_simulate_one_insn_backwards to df_simulate_one_insn.
13760 * recog.c (peephole2_optimize): Ditto.
13761 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
13763 * df.h: Rename df_simulate_one_insn_backwards to
13764 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
13765 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
13766 scanning of defs and uses.
13767 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
13768 (df_simulate_one_insn_forwards): Removed.
13770 2008-05-16 Doug Kwan <dougkwan@google.com>
13772 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
13774 (real_from_string): Handle NaNs and Inf as approriate.
13776 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13778 * doc/gty.texi (Source Files Containing Type Information): Note
13779 that headers should appear first in the gtfiles list.
13781 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13783 * tree.def (COND_EXEC): Properly documented this code.
13785 2008-05-16 Diego Novillo <dnovillo@google.com>
13787 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
13788 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
13791 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13793 * tree-ssa-dse (max_stmt_uid): Removed.
13794 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
13795 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
13796 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
13797 * function.h (cfun.last_stmt_uid): New field.
13798 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
13799 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
13801 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
13802 (create_stmt_ann): Initialize the ann->uid field.
13803 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
13805 * tree-flow.h (renumber_gimple_stmt_uids): New function.
13807 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13809 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
13810 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
13811 (init_empty_tree_cfg): Call it.
13813 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13815 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
13818 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13820 * doc/invoke.text (-fdump-tree-*-verbose): New option.
13821 * tree-dump.c (dump_options): New verbose option.
13822 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
13824 * tree-pass.h (TDF_VERBOSE): New dump flag.
13825 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
13826 (tree-flow.h): Added include.
13827 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
13829 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
13831 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
13833 From Jie Zhang <jie.zhang@analog.com>
13834 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13835 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
13836 mcpu=bf561-none and mcpu=bf561-0.2.
13837 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13838 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13839 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13840 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13841 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
13842 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
13843 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
13845 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
13846 (cputype_selected): Remove.
13847 (bfin_handle_option): Don't use cputype_selected.
13848 (override_options): When no mcpu option, enable all workarounds.
13849 Don't use bfin_workarounds.
13850 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
13852 (DEFAULT_CPU_TYPE): Don't define.
13854 2008-05-16 Richard Guenther <rguenther@suse.de>
13856 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
13857 on deletion of the last stmt.
13859 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13861 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
13862 V8HImode for SSE2 and V16QImode for SSE4.1.
13864 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13866 * cgraph.h (compute_inline_parameters): Made public.
13867 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
13868 variable_generate_summary, function_write_summary,
13869 variable_write_summary, variable_read_summary. Added generate_summary,
13870 write_summary, read_summary.
13871 * cgraphunit.c (cgraph_process_new_functions): Changed call from
13872 pass_ipa_inline.function_generate_summary, to
13873 compute_inline_parameters.
13874 * ipa-inline.c (compute_inline_parameters): Made public and added
13876 (compute_inline_parameters_for_current): New function.
13877 (pass_inline_param): Now calls compute_inline_parameters_for_current.
13878 (inline_generate_summary): Removed parameter and made to loop over
13880 (pass_ipa_inline): Updated for new IPA_PASS structure.
13881 * passes.c (execute_ipa_summary_passes): Now is called once per
13882 pass rather than once per node*pass.
13884 2008-05-15 Anatoly Sokolov <aesok@post.ru>
13886 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
13887 avr_have_mul_p, avr_asm_only_p): Remove variables.
13888 (avr_override_options): Remove initialization of removed variables.
13889 (avr_file_start): Convert removed variables to fields of
13890 'struct base_arch_s *avr_current_arch'.
13891 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
13892 (AVR_HAVE_MUL): (Ditto.).
13893 (AVR_HAVE_MOVW): (Ditto.).
13894 (AVR_HAVE_LPMX): (Ditto.).
13895 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
13896 avr_asm_only_p): Remove declaration.
13898 2008-05-15 Diego Novillo <dnovillo@google.com>
13900 * config/arm/arm.c (arm_return_in_memory): Fix return type.
13901 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
13903 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
13905 PR middle-end/36194
13906 * combine.c (check_conversion): Rename back to check_promoted_subreg.
13907 Don't call record_truncated_value from here.
13908 (record_truncated_value): Turn it into a for_each_rtx callback.
13909 (record_truncated_values): New function.
13910 (combine_instructions): Call note_uses with record_truncated_values.
13911 Change name of check_conversion to check_promoted_subreg.
13913 2008-05-15 Janis Johnson <janis187@us.ibm.com>
13915 * doc/sourcebuild.texi: Document support for torture tests.
13917 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13919 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
13920 to alternative 4 of operand 2.
13922 2008-05-15 Richard Guenther <rguenther@suse.de>
13924 * tree-pass.h (current_pass): Declare.
13925 (get_pass_for_id): Likewise.
13926 * passes.c (passes_by_id, passes_by_id_size): New globals.
13927 (set_pass_for_id): New function.
13928 (get_pass_for_id): Likewise.
13929 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
13930 (execute_function_todo): Flush per function statistics.
13931 * toplev.c (compile_file): Init statistics.
13932 (general_init): Do early statistics initialization.
13933 (finalize): Finish statistics.
13934 * statistics.h (statistics_early_init): Declare.
13935 (statistics_init): Likewise.
13936 (statistics_fini): Likewise.
13937 (statistics_fini_pass): Likewise.
13938 (statistics_counter_event): Likewise.
13939 (statistics_histogram_event): Likewise.
13940 * statistics.c: New file.
13941 * Makefile.in (OBJS-common): Add statistics.o.
13942 (statistics.o): Add dependencies.
13943 * doc/invoke.texi (-fdump-statistics): Document.
13945 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
13946 (insert): Likewise.
13947 (execute_pre): Use statistics_counter_event.
13948 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
13949 (substitute_and_fold): Increment it. Use statistics_counter_event.
13951 2008-05-15 Diego Novillo <dnovillo@google.com>
13953 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
13955 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
13956 * tree-ssa-alias.c (new_type_alias): Remove references to
13957 sub-variables from comment.
13958 * tree-ssa-operands.c (swap_tree_operands): Likewise.
13960 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13962 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
13963 attribute to 1 only for insertps alternative.
13965 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13967 * config/bfin/bfin.md (loadbytes): New pattern.
13968 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
13969 (bfin_init_builtins): Initialize it.
13970 (bdesc_1arg): Add it.
13972 2008-05-15 Sa Liu <saliu@de.ibm.com>
13974 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
13975 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
13976 * testsuite/lib/target-supports.exp: Add
13977 check_effective_target_fortran_integer_16.
13979 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13981 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
13982 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
13983 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
13984 (TARGET_RETURN_IN_MEMORY): Define.
13986 2008-05-15 Richard Guenther <rguenther@suse.de>
13988 PR middle-end/36244
13989 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
13990 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
13991 represent unmodifiable vars.
13993 2008-05-15 Richard Guenther <rguenther@suse.de>
13995 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
13996 INDIRECT_REF and TARGET_MEM_REF.
13997 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14000 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14001 H.J. Lu <hongjiu.lu@intel.com>
14003 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14004 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14005 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14006 insn alternatives. Add missing alternatives.
14007 (*vec_concatv2di_rex64_sse4_1): Likewise.
14008 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14009 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14010 Require TARGET_SSE.
14012 2008-05-15 Richard Guenther <rguenther@suse.de>
14014 PR tree-optimization/36009
14015 PR tree-optimization/36204
14016 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14017 (determine_invariantness_stmt): Record the loop a store is
14018 always executed in.
14019 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14022 2008-05-15 Richard Guenther <rguenther@suse.de>
14024 PR tree-optimization/34330
14025 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14026 through the pointer will alias the SMT.
14028 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14030 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14032 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14034 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14036 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14037 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14039 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14040 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14041 (vashl_optab): New optab for vector/vector shifts.
14042 (vashr_optab): Ditto.
14043 (vlshr_optab): Ditto.
14044 (vrotl_optab): Ditto.
14045 (vrotr_optab): Ditto.
14046 (optab_subtype): New enum for optab_for_tree_code call.
14047 (optab_for_tree_code): Add enum optab_subtype argument.
14049 * optabs.c (optab_for_tree_code): Take an additional argument to
14050 distinguish between a vector shift by a scalar and vector shift by
14051 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14052 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14053 vector shift by a vector.
14054 (expand_widen_pattern_expr): Pass additional argument to
14055 optab_for_tree_code.
14057 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14058 vrotl_optab, vrotr_optab.
14060 * expr.c (expand_expr_real_1): Update calls to
14061 optab_for_tree_code to distinguish between vector shifted by a
14062 scalar and vector shifted by a vector.
14063 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14064 (supportable_narrowing_operation): Ditto.
14065 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14066 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14067 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14068 (vect_create_epilog_for_reduction): Ditto.
14069 (vectorizable_reduction): Ditto.
14070 (vectorizable_operation): Ditto.
14071 (vect_strided_store_supported): Ditto.
14072 (vect_strided_load_supported): Ditto.
14073 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14074 * expmed.c (expand_shift): Ditto.
14076 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14078 (ashr@var{m}3): Ditto.
14079 (vashl@var{m}3): Document new vector/vector shift standard name.
14080 (vashr@var{m}3): Ditto.
14081 (vlshr@var{m}3): Ditto.
14082 (vrotl@var{m}3): Ditto.
14083 (vrotr@var{m}3): Ditto.
14085 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14086 (PPERM_INVERT): Ditto.
14087 (PPERM_REVERSE): Ditto.
14088 (PPERM_REV_INV): Ditto.
14089 (PPERM_ZERO): Ditto.
14090 (PPERM_ONES): Ditto.
14091 (PPERM_SIGN): Ditto.
14092 (PPERM_INV_SIGN): Ditto.
14093 (PPERM_SRC1): Ditto.
14094 (PPERM_SRC2): Ditto.
14096 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14097 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14098 allows a memory operand to be the value being added, and split it
14099 to improve vectorization.
14100 (sse5_pmacsdqh_mem): Ditto.
14101 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14102 (sse5_mulv2div2di3_high): Ditto.
14103 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14104 (vec_pack_trunc_v4si): Ditto.
14105 (vec_pack_trunc_v2di): Ditto.
14106 (sse5_pcmov_<mode>): Remove code that tried to use use
14107 andps/andnps instead of pcmov.
14108 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14109 pmacsdqh instructions.
14110 (vec_widen_smult_lo_v4si): Ditto.
14112 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14113 (PPERM_INVERT): Ditto.
14114 (PPERM_REVERSE): Ditto.
14115 (PPERM_REV_INV): Ditto.
14116 (PPERM_ZERO): Ditto.
14117 (PPERM_ONES): Ditto.
14118 (PPERM_SIGN): Ditto.
14119 (PPERM_INV_SIGN): Ditto.
14120 (PPERM_SRC1): Ditto.
14121 (PPERM_SRC2): Ditto.
14122 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14124 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14126 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14127 says ignore whether the last reference is a memory operand.
14129 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14130 Paolo Bonzini <bonzini at gnu dot org>
14132 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14135 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14136 (vlshr<mode>3): Rename from vlshr<mode>3.
14137 (vashr<mode>3): Rename from vashr<mode>3.
14138 (mulv4sf3): Change the names of vector shift patterns.
14142 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14145 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14170 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14171 (floatunssidf2_internal): Change vector/vector shift names.
14172 (floatunsdidf2_internal): Ditto.
14179 (vashl<mode>3): Rename from ashl<mode>3.
14180 (vashr<mode>3): Rename from ashr<mode>3.
14181 (vlshr<mode>3): Rename from lshr<mode>3.
14182 (vrotl<mode>3): Rename from rotl<mode>3.
14184 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14187 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
14188 multiply gives the wrong value when doing widening multiplies.
14189 (vec_widen_smult_lo_v4si): Ditto.
14191 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14193 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
14194 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
14195 emit_library_call_value.
14196 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
14197 * tree.h (ECF_LIBCALL_BLOCK): Removed.
14198 * calls.c (initialize_argument_information, precompute_arguments,
14199 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
14200 (precompute_arguments): Removed flags parameter.
14201 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
14203 2008-05-14 Richard Guenther <rguenther@suse.de>
14205 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
14206 Make sure to register the store if the use is a PHI_NODE.
14208 2008-05-14 Olivier Hainque <hainque@adacore.com>
14210 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
14211 memory if the component is to be referenced in BLKmode according
14212 to get_inner_reference.
14214 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
14216 * calls.c (emit_library_call_value_1): Restore code clearing
14217 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
14219 2008-05-14 Olivier Hainque <hainque@adacore.com>
14220 Nicolas Roche <roche@adacore.com>
14222 * configure.ac: Add support for a "gcc_subdir" variable in
14223 config-lang.in, to denote a subdirectory where the language/GCC
14224 integration files are to be found.
14225 * configure: Regenerate.
14227 2008-05-14 Ira Rosen <irar@il.ibm.com>
14229 PR tree-optimization/36098
14230 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
14231 value for the first load in the group in case of a gap.
14232 (vect_build_slp_tree): Check that there are no gaps in loads.
14234 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14236 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
14237 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
14238 expand_copysign_bit, ): Change call to emit_no_conflict_block to
14239 emit_insn and remove unneeded code to construct extra args.
14240 (emit_no_conflict_block): Removed.
14241 * optabls.h: (emit_no_conflict_block): Removed.
14242 * cse.c (cse_extended_basic_block): Remove search for
14243 REG_NO_CONFLICT note.
14244 * global.c: Removed incorrect comment added in revision 117.
14245 * expr.c (convert_move): Change call to emit_no_conflict_block to
14247 * recog.c: Change comments so that they do not mention
14249 * local_alloc.c (combine_regs): Removed last parameter.
14250 (no_conflict_p): Removed.
14251 (block_alloc): Removed note, no_conflict_combined_regno and set
14252 local vars. Removed all code to process REG_NO_CONFLICT blocks.
14253 (combine_regs): Removed already_dead and code to look for
14254 REG_NO_CONFLICT notes.
14255 * lower_subreg (remove_retval_note): Removed code to look for
14256 REG_NO_CONFLICT block.
14257 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
14258 (resolve_clobber): Remove code to process libcalls that have
14259 REG_NO_CONFLICT notes.
14260 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
14262 * combine.c (can_combine_p, distribute_notes): Removed
14263 REG_NO_CONFLICT case.
14264 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
14266 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
14267 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
14269 * reg-notes.def (NO_CONFLICT): Removed.
14271 2008-05-14 David S. Miller <davem@davemloft.net>
14273 * config/sparc/sparc.c (sparc_profile_hook): If
14274 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
14275 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
14276 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14278 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
14280 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
14282 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
14285 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
14286 and op1 expansion before vector concat to have less live pseudos.
14288 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
14290 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14291 ix86_expand_vector_set if supported.
14293 2008-05-13 Diego Novillo <dnovillo@google.com>
14294 Kenneth Zadeck <zadeck@naturalbridge.com>
14296 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
14298 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
14299 phinodes_print_statistics, init_ssanames, fini_ssanames,
14300 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
14301 release_ssa_name, release_defs, replace_ssa_name_symbol,
14302 ssanames_print_statistics): Move ...
14303 * tree-flow.h: ... here.
14304 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
14305 Use FN instead of cfun.
14306 (make_ssa_name_fn): Rename from make_ssa_name.
14307 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
14308 * tree-flow-inline.h (make_ssa_name): Move from
14309 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
14310 * omp-low.c (expand_omp_parallel):
14311 * tree-flow-inline.h (redirect_edge_var_map_result):
14312 * tree-ssa.c (init_tree_ssa): Add argument FN.
14313 Use it instead of cfun. Update all users.
14315 2008-05-13 Tom Tromey <tromey@redhat.com>
14317 PR preprocessor/22168:
14318 * doc/cpp.texi (Top): Update menu.
14319 (Alternatives to Wrapper #ifndef): New node.
14320 (Other Directives): Document deprecation.
14321 (Obsolete Features): Remove menu.
14322 (Assertions): Merge node into Obsolete Features.
14323 (Obsolete once-only headers): Move earlier; rename to Alternatives
14324 to Wrapper #ifndef.
14325 * doc/cppopts.texi: Update.
14326 * c.opt (Wdeprecated): Enable for C and ObjC.
14327 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
14328 (C++ Dialect Options): Move -Wno-deprecated from here to...
14329 (Warning Options): ... here.
14331 2008-05-13 Richard Guenther <rguenther@suse.de>
14333 PR middle-end/36227
14334 * fold-const.c (fold_sign_changed_comparison): Do not allow
14335 changes in pointer-ness.
14337 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14340 * config/sh/sh.c (sh_expand_prologue): Don't clear
14341 RTX_FRAME_RELATED_P for push insns.
14343 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
14345 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
14347 2008-05-12 Anatoly Sokolov <aesok@post.ru>
14349 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
14350 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
14351 Use 'machine->is_leaf' instead of 'leaf_func_p'.
14353 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
14355 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
14356 (*vec_concatv4sf_sse): This.
14357 (*sse2_concatv2si): Renamed to ...
14358 (*vec_concatv2si_sse2): This.
14359 (*sse1_concatv2si): Renamed to ...
14360 (*vec_concatv2si_sse): This.
14361 (*vec_concatv2di_rex): Renamed to ...
14362 (*vec_concatv2di_rex64): This.
14363 (*vec_concatv2si_sse4_1): New.
14364 (*vec_concatv2di_rex64_sse4_1): Likewise.
14366 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
14368 PR rtl-optimization/36111
14369 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
14370 that was created for swappable operands.
14372 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
14375 * Makefile.in: Substitute GNATMAKE and GNATBIND.
14376 * configure.ac: Add call to ACX_PROG_GNAT.
14378 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
14380 * optc-gen.awk: Fix comment typo.
14382 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14384 * pretty-print.c (pp_integer_with_precision): Use
14385 HOST_LONG_LONG_FORMAT.
14387 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
14389 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
14391 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
14393 * config/i386/i386.c (bdesc_ptest): Removed.
14394 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
14395 (bdesc_args): Add __builtin_ia32_ptestz128,
14396 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
14397 (ix86_init_mmx_sse_builtins): Updated.
14398 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
14399 (ix86_expand_builtin): Updated.
14401 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
14403 * tree-cfg.c (valid_fixed_convert_types_p): New function.
14404 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
14406 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
14408 * value-prof.c (interesting_stringop_to_profile): Do not
14409 return early for BUILT_IN_MEMPCPY.
14411 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
14413 * calls.c (expand_call): Don't use callgraph to increase
14414 preferred_stack_boundary.
14416 * cgraph.h (cgraph_rtl_info): Use unsigned on
14417 preferred_incoming_stack_boundary.
14419 * final.c (rest_of_clean_state): Use unsigned on
14420 preferred_stack_boundary.
14422 2008-05-09 Tom Tromey <tromey@redhat.com>
14424 PR preprocessor/22231:
14425 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
14428 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
14430 PR tree-optimization/36129
14431 * tree-ssa-ccp.c: Include value-prof.h.
14432 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
14433 built-in function was folded to a constant.
14434 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
14436 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
14437 Sebastian Pop <sebastian.pop@amd.com>
14439 * tree-scalar-evolution.c: Document instantiate_scev.
14440 (instantiate_parameters_1): Renamed instantiate_scev_1.
14441 Don't use the same loop for instantiation_loop and evolution_loop.
14442 (instantiate_scev): New.
14443 (instantiate_parameters): Moved...
14444 (resolve_mixers): Update call to instantiate_scev_1 to pass the
14445 same loop twice. Maintains the semantics for this function.
14446 * tree-scalar-evolution.h (instantiate_scev): Declare.
14447 (instantiate_parameters): ...here. Now static inline.
14448 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
14449 instead of resolve_mixers.
14451 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14453 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
14455 2008-05-09 Tomas Bily <tbily@suse.cz>
14457 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
14458 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
14459 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14460 * c-common.c (c_common_truthvalue_conversion): Likewise.
14461 * tree-object-size.c (compute_object_offset): Likewise.
14462 * tree-inline.c (estimate_num_insns_1): Likewise.
14463 * varasm.c (const_hash_1, compare_constant, copy_constant)
14464 (compute_reloc_for_constant, output_addressed_constants)
14465 (initializer_constant_valid_p): Likewise.
14466 * c-omp.c (check_omp_for_incr_expr): Likewise.
14467 * gimplify.c (gimplify_expr): Likewise.
14468 * c-typeck.c (c_finish_return): Likewise.
14469 * tree-vectorizer.c (supportable_widening_operation)
14470 (supportable_narrowing_operation): Likewise.
14471 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
14472 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
14473 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14474 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
14475 (descr_info_loc): Likewise.
14476 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14477 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
14478 (fold_unary): Likewise.
14479 * builtins.c (get_pointer_alignment): Likewise.
14480 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
14481 (instantiate_parameters_1): Likewise.
14482 * tree.c (expr_align, stabilize_reference): Likewise.
14483 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
14484 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
14485 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
14486 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14487 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
14488 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
14490 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
14491 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
14492 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
14493 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
14494 (forward_propagate_comparison)
14495 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14496 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
14497 * emit-rtl.c (component_ref_for_mem_expr)
14498 (set_mem_attributes_minus_bitpos): Likewise.
14499 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14500 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
14502 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
14503 (build_function_call, pointer_diff, build_compound_expr)
14504 (c_finish_return): Likewise.
14505 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
14506 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
14508 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
14509 * expr.c (is_aligning_offset): Likewise.
14510 * tree-ssa-alias.c (is_escape_site): Likewise.
14511 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
14512 (check_all_va_list_escapes): Likewise.
14513 * tree-ssa-loop-ivopts.c (determine_base_object)
14514 (determine_common_wider_type): Likewise.
14515 * dojump.c (do_jump): Likewise.
14516 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
14517 * tree-gimple.c (is_gimple_cast): Likewise.
14518 * fold-const.c (decode_field_reference, )
14519 (fold_sign_changed_comparison, fold_unary, fold_comparison)
14520 (fold_binary): Likewise.
14521 * tree-ssa-alias-warnings.c (find_alias_site_helper)
14522 (already_warned_in_frontend_p): Likewise.
14523 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
14524 * tree.c (really_constant_p, get_unwidened): Likewise.
14525 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
14526 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
14527 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
14529 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
14531 (CONVERT_EXPR_P): Define.
14532 (CASE_CONVERT): Define.
14534 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
14536 PR middle-end/36117
14537 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
14538 (delete_unmarked_insns): When deleting a call, call
14539 delete_unreachable_blocks.
14540 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14541 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
14543 2008-05-08 Richard Guenther <rguenther@suse.de>
14545 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
14546 (-ftree-salias): Likewise.
14547 (salias-max-implicit-fields): Remove param documentation.
14548 (salias-max-array-elements): Likewise.
14549 * tree-pass.h (pass_create_structure_vars): Remove.
14550 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14551 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14552 * tree-ssa-alias.c (create_structure_vars): Remove.
14553 (gate_structure_vars): Likewise.
14554 (pass_create_structure_vars): Likewise.
14555 (gate_build_alias): Likewise.
14556 (pass_build_alias): Adjust to run always and dump the function.
14557 * common.opt (ftree-salias): Hide.
14558 * passes.c (init_optimization_passes): Remove
14559 pass_create_structure_vars, adjust comment.
14560 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14561 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14562 * opts.c (decode_options): Do not set flag_tree_salias.
14563 (common_handle_option): Add OPT_ftree_salias to the backward
14564 compatibility section.
14566 2008-05-08 Richard Guenther <rguenther@suse.de>
14568 * tree-flow-inline.h (var_can_have_subvars): Move ...
14569 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
14570 * tree-flow.h (var_can_have_subvars): Remove.
14571 (push_fields_onto_fieldstack): Remove.
14572 (sort_fieldstack): Likewise.
14573 (struct fieldoff): Move ...
14574 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
14575 alias_set and base_for_components fields.
14576 (sort_fieldstack): Make static.
14577 (push_fields_onto_fieldstack): Likewise. Remove code that
14578 handles anything but RECORD_TYPEs. Remove alias_set and
14579 base_for_components handling.
14580 (create_variable_info_for): Adjust.
14582 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
14584 * common.opt (Wframe-larger-than=): Shorten the help message
14586 * doc/invoke.texi (Wframe-larger-than=): Add more description.
14588 2008-05-08 Rafael Espíndola <espindola@google.com>
14590 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
14592 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
14593 trap and that both operands are gimple values.
14594 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
14595 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
14598 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14600 * read-rtl.c (join_c_conditions): Return the first string if the
14601 two strings are equal.
14603 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14605 * gensupport.h (pred_data): Add a "num_codes" field.
14606 (add_predicate_code): Declare.
14607 * gensupport.c (add_predicate_code): New function.
14608 (std_pred_table): Add an "allows_const_p" field.
14609 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
14610 Remove the (incomplete) list of such codes from the codes field.
14611 (init_predicate_table): Use add_predicate_code. Add all
14612 RTX_CONST_OBJs if allows_const_p is true.
14613 * genrecog.c (process_define_predicate): Use add_predicate_code.
14615 2008-05-08 David Daney <ddaney@avtrex.com>
14616 Richard Sandiford <rsandifo@nildram.co.uk>
14618 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
14619 special case of constant zero operands.
14620 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
14621 old and new values. Special case constant zero values.
14622 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
14624 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
14625 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
14627 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
14630 * simplify-rtx.c (simplify_plus_minus): Create CONST of
14631 similar RTX_CONST_OBJ before CONST_INT.
14633 2008-05-08 Steve Ellcey <sje@cup.hp.com>
14635 * stmt.c (expand_stack_restore): Change sa mode if needed.
14637 2008-05-08 Richard Guenther <rguenther@suse.de>
14639 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
14640 return type to bool.
14641 (ix86_sol10_return_in_memory): Likewise.
14642 (ix86_i386elf_return_in_memory): Likewise.
14643 (ix86_i386interix_return_in_memory): Likewise.
14644 * config/i386/i386.c (ix86_return_in_memory): Likewise.
14645 (ix86_sol10_return_in_memory): Likewise.
14646 (ix86_i386elf_return_in_memory): Likewise.
14647 (ix86_i386interix_return_in_memory): Likewise.
14649 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14652 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
14654 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
14655 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
14658 2008-05-08 Richard Guenther <rguenther@suse.de>
14660 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
14661 * tree-data-ref.h (struct dr_alias): Remove subvars field.
14662 (DR_SUBVARS): Remove.
14663 * tree-dfa.c (dump_subvars_for): Remove.
14664 (debug_subvars_for): Likewise.
14665 (dump_variable): Do not dump subvars.
14666 (remove_referenced_var): Do not remove subvars.
14667 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
14668 (lookup_subvars_for_var): Remove.
14669 (get_subvars_for_var): Likewise.
14670 (get_subvars_at): Likewise.
14671 (get_first_overlapping_subvar): Likewise.
14672 (overlap_subvar): Likewise.
14673 * tree-flow.h (subvar_t): Remove.
14674 (struct var_ann_d): Remove subvars field.
14675 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
14676 argument. Remove special handling of SFTs.
14677 (compute_tag_properties): Likewise.
14678 (set_initial_properties): Likewise.
14679 (compute_call_clobbered): Likewise.
14680 (count_mem_refs): Likewise.
14681 (compute_memory_partitions): Likewise.
14682 (compute_flow_insensitive_aliasing): Likewise.
14683 (setup_pointers_and_addressables): Likewise.
14684 (new_type_alias): Likewise.
14685 (struct used_part): Remove.
14686 (used_portions): Likewise.
14687 (struct used_part_map): Likewise.
14688 (used_part_map_eq): Likewise.
14689 (used_part_map_hash): Likewise.
14690 (free_used_part_map): Likewise.
14691 (up_lookup): Likewise.
14692 (up_insert): Likewise.
14693 (get_or_create_used_part_for): Likewise.
14694 (create_sft): Likewise.
14695 (create_overlap_variables_for): Likewise.
14696 (find_used_portions): Likewise.
14697 (create_structure_vars): Likewise.
14698 * tree.def (STRUCT_FIELD_TAG): Remove.
14699 * tree.h (MTAG_P): Adjust.
14700 (struct tree_memory_tag): Remove base_for_components and
14701 unpartitionable flags.
14702 (struct tree_struct_field_tag): Remove.
14703 (SFT_PARENT_VAR): Likewise.
14704 (SFT_OFFSET): Likewise.
14705 (SFT_SIZE): Likewise.
14706 (SFT_NONADDRESSABLE_P): Likewise.
14707 (SFT_ALIAS_SET): Likewise.
14708 (SFT_UNPARTITIONABLE_P): Likewise.
14709 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
14710 (union tree_node): Remove sft field.
14711 * alias.c (get_alias_set): Remove special handling of SFTs.
14712 * print-tree.c (print_node): Remove handling of SFTs.
14713 * tree-dump.c (dequeue_and_dump): Likewise.
14714 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
14715 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
14716 * tree-predcom.c (set_alias_info): Do not set subvars.
14717 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
14718 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
14719 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
14720 (add_vars_for_offset): Remove.
14721 (add_virtual_operand): Remove special handling of SFTs.
14722 (add_call_clobber_ops): Likewise.
14723 (add_call_read_ops): Likewise.
14724 (get_asm_expr_operands): Likewise.
14725 (get_modify_stmt_operands): Likewise.
14726 (get_expr_operands): Likewise.
14727 (add_to_addressable_set): Likewise.
14728 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
14729 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14730 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
14731 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
14732 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
14733 (tree_node_structure): Likewise.
14734 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
14736 (find_what_p_points_to): Likewise.
14738 2008-05-08 Sa Liu <saliu@de.ibm.com>
14740 * config/spu/spu.md: Fixed subti3 pattern.
14742 2008-05-08 Richard Guenther <rguenther@suse.de>
14744 PR middle-end/36154
14745 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
14746 sure to create a representative for trailing arrays for PTA.
14748 2008-05-08 Richard Guenther <rguenther@suse.de>
14750 PR middle-end/36172
14751 * fold-const.c (operand_equal_p): Two objects which types
14752 differ in pointerness are not equal.
14754 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14756 * calls.c (compute_argument_block_size): Add argument tree fndecl.
14757 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
14758 (emit_library_call_value_1): Add new variable fndecl initialized by
14759 NULL_TREE. It should be the decl type of orgfun, but this information
14760 seems not to be available here, so it uses the default calling abi.
14761 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
14762 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
14763 by TARGET_RETURN_IN_MEMORY.
14764 * config/i386/i386-interix.h: Likewise.
14765 * config/i386/i386.h: Likewise.
14766 * config/i386/i386elf.h: Likewise.
14767 * config/i386/ptx4-i.h: Likewise.
14768 * config/i386/sol2-10.h: Likewise.
14769 * config/i386/sysv4.h: Likewise.
14770 * config/i386/vx-common.h: Likewise.
14771 * config/cris/cris.h: Removed #if 0 clause.
14772 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
14773 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
14775 (ix86_sol10_return_in_memory): Likewise.
14776 (ix86_i386elf_return_in_memory): New.
14777 (ix86_i386interix_return_in_memory): New.
14778 * config/mt/mt-protos.h (mt_return_in_memory): New.
14779 * config/mt/mt.c: Likewise.
14780 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14781 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
14782 * config/bfin/bfin.h: Likewise.
14783 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
14785 * config/bfin/bfin.c: Likewise.
14786 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14787 * config/alpha/unicosmk.h: Likewise.
14788 * config/i386/cygming.h: Likewise.
14789 * config/iq2000/iq2000.h: Likewise.
14790 * config/mips/mips.h: Likewise.
14791 * config/mn10300/mn10300.h: Likewise.
14792 * config/rs6000/rs6000.h: Likewise.
14793 * config/score/score.h: Likewise.
14794 * config/spu/spu.h: Likewise.
14795 * config/v850/v850.h: Likewise.
14796 * defaults.h: Likewise.
14797 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
14798 * expr.c (emit_block_move): Adjust use of
14799 OUTGOING_REG_PARM_STACK_SPACE.
14800 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
14801 OUTGOING_REG_PARM_STACK_SPACE.
14802 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
14804 2008-05-08 Jakub Jelinek <jakub@redhat.com>
14806 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
14807 on OMP_RETURN for OMP_FOR.
14810 * dwarf2out.c (dw_expand_expr, common_check): Removed.
14811 (fortran_common): New function.
14812 (gen_variable_die): Call fortran_common instead of common_check,
14813 adjust for it returning tree instead of rtx. Formatting.
14815 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14819 * see.c (see_copy_insn): Copy new pure const attributes for new call.
14820 * c-decl.c (merge_decls): Ditto.
14821 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
14822 to RTL_CONST_OR_PURE_CALL_P.
14823 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
14824 Initialized DECL_LOOPING_CONST_PURE.
14825 (process_call_operands): Set tree_side_effects properly.
14826 * tree.h (TREE_READONLY_DECL_P): Removed.
14827 (DECL_IS_PURE): Renamed to DECL_PURE_P.
14828 (DECL_LOOPING_OR_CONST_P): New macro.
14829 (struct tree_function_decl): Added looping_const_or_pure_p.
14830 (ECF_*) Renumbered.
14831 (ECF_LOOPING_OR_CONST_P): New macro.
14832 * rtlanal.c (pure_const_p): Removed.
14833 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
14834 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
14835 to RTL_CONST_CALL_P.
14836 * ipa-pure-const.c (pure_const_state_e): Added looping field.
14837 (check_decl, check_tree, check_call, scan_function): Initialize
14839 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
14840 (static_execute): Set looping true for recursive functions.
14841 Undo setting state to IPA_NEITHER for recursive functions.
14842 * cse.c (cse_insn):
14843 * ifcvt.c (noce_can_store_speculate_p): Changed
14844 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
14845 RTL_CONST_OR_PURE_CALL_P.
14846 * dse.c (scan_insn): Ditto.
14847 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
14848 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
14849 RTL_CONST_OR_PURE_CALL_P.
14850 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
14851 pure_call_p to RTL_CONST_CALL_P.
14852 * gimplify.c (gimplify_call_expr): Clear side effects for
14853 non-looping pure and constant calls.
14854 * calls.c (emit_call_1): Set rtl flags from ecf flags.
14855 (flags_from_decl_or_type): Set ecf flags from decl flags.
14856 (initialize_argument_information): Turn off
14857 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
14858 Change const to pure if callee_copies is true rather than just
14860 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
14861 way of marking pure calls.
14862 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
14863 Remove hack that was supposed to fix pr7335 and remove old
14864 way of marking pure calls.
14865 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
14866 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
14867 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
14868 RTL_CONST_OR_PURE_CALL_P.
14869 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
14870 * loop-invariant.c (find_exits, find_invariant_bb): Changed
14871 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
14872 * sched-deps.c (schedule_analyze): Ditto.
14873 * rtl.h (struct rtx_def): Use call field, unchanging field, and
14874 return_val field of calls to represent pure and const function info.
14875 (CONST_OR_PURE_CALL_P): Deleted macro.
14876 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14877 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
14878 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
14880 * tree-optimize.c (execute_fixup_cfg): Added test for
14881 ECF_LOOPING_CONST_OR_PURE.
14882 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
14884 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
14885 effects for looping pure or const calls.
14886 (verify_gimple_expr): Added verification code.
14887 * config/alpha/alpha.c (alpha_legitimize_address,
14888 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
14890 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
14891 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
14892 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
14893 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
14894 RTL_CONST_OR_PURE_CALL_P.
14895 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
14896 and const calls to be deleted.
14898 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14901 * config/i386/mmx.md (mmx_subv2sf3): New expander.
14902 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
14903 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
14904 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14905 to handle nonimmediate operands.
14906 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
14907 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
14908 to handle nonimmediate operands.
14909 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
14910 (mmx_pmulhrwv4hi3): New expander. Use
14911 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14912 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
14913 (sse2_umulv1siv1di3): New expander. Use
14914 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14915 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
14916 (mmx_eq<mode>3): New expander. Use
14917 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14918 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
14919 (mmx_uavgv8qi3): New expander. Use
14920 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14921 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
14922 (mmx_uavgv4hi3): New expander. Use
14923 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14925 * config/i386/sse.md
14926 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
14927 to handle nonimmediate operands.
14928 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
14929 to handle nonimmediate operands.
14930 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
14931 to handle nonimmediate operands.
14932 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
14933 to handle nonimmediate operands.
14934 (sse2_unpckhpd_exp): New expander. Use
14935 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14936 (sse2_unpcklpd_exp): New expander. Use
14937 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14938 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
14939 to handle nonimmediate operands.
14940 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
14941 to handle nonimmediate operands.
14942 (*sse2_<plusminus_insn><mode>3): Rename from
14943 sse2_<plusminus_insn><mode>3 insn pattern.
14944 (sse2_<plusminus_insn><mode>3): New expander. Use
14945 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14946 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
14947 (sse2_umulv2siv2di3): New expander. Use
14948 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14949 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
14950 (sse4_1_mulv2siv2di3): New expander. Use
14951 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14952 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
14953 (sse2_pmaddwd): New expander. Use
14954 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14955 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
14956 (sse2_eq<mode>3): New expander. Use
14957 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14958 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
14959 (sse4_1_eqv2di3): New expander. Use
14960 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14961 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14962 (sse2_uavgv16qi3): New expander. Use
14963 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14964 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14965 (sse2_uavgv16qi3): New expander. Use
14966 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14967 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
14968 (sse2_uavgv8hi3): New expander. Use
14969 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14970 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
14971 (ssse3_pmulhrswv8hi3): New expander. Use
14972 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14973 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
14974 (ssse3_pmulhrswv4hi3): New expander. Use
14975 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14977 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
14978 (<sse>_vmmul<mode>3): Ditto.
14979 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
14981 (ssse3_pmaddubsw128): Use register_operand for operand 1.
14982 (ssse3_pmaddubsw): Ditto.
14984 * config/i386/i386.c (struct_builtin_description)
14985 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
14986 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
14987 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
14988 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
14989 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
14990 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
14991 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
14992 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
14993 (ix86_fixup_binary_operands): Assert that src1
14994 and src2 must have the same mode when swapped.
14995 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
14996 and ix86_binary_operator_ok. Do not force operands in registers
14999 2008-05-07 Jan Hubicka <jh@suse.cz>
15001 * cgraph.c (dump_cgraph_node): Update.
15002 * cgraph.h (cgraph_local_info): Break out inline summary.
15003 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15005 * ipa-inline (inline_summary): New accestor function.
15006 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15007 cgraph_decide_inlining, compute_inline_parameters): Update.
15008 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15010 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15012 Cleanup ColdFire scheduling support and add V4 pipeline model.
15014 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15015 (define_attr cpu): Add cfv4 value.
15016 (define_attr type, define_attr type1): Merge into a single 'type'
15017 attribute. Update all uses.
15018 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15019 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15021 (define_attr opx_mem, define_attr opy_mem): Remove.
15022 (define_attr op_mem): Clean up, update comment.
15023 (define_attr size): Use specific values instead of general int.
15024 (define_attr guess, define_attr split): Remove. Update all uses.
15025 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15026 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15027 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15028 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15029 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15030 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15031 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15032 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15033 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15034 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15035 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15036 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15037 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15038 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15039 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15040 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15041 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15042 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15043 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15044 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15045 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15046 Update or set attributes.
15047 (stack_tie): New fake instruction.
15049 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15050 (m68k_sched_attr_size): Update declaration.
15051 (m68k_sched_attr_type2): Remove.
15052 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15053 Declare new bypass predicates.
15055 * config/m68k/m68k.c (m68k_sched_issue_rate,
15056 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15058 (TARGET_SCHED_ISSUE_RATE,
15059 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15060 (override_options): Handle scheduling for ColdFire V4 core.
15061 (m68k_expand_prologue): Emit stack_tie.
15062 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15063 'OP_TYPE_FPN'. Update all uses.
15064 (sched_guess_p): Remove.
15065 (sched_address_type): Handle symbolic addresses.
15066 (sched_get_operand): New static function.
15067 (sched_operand_type): Merge into sched_attr_op_type.
15068 (sched_attr_op_type): Handle FP registers, handle quick constants,
15070 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15071 (m68k_sched_attr_size): Update. Move logic to ...
15072 (sched_get_attr_size_int): New static function.
15073 (sched_get_opxy_mem_type): New static function.
15074 (m68k_sched_attr_op_mem): Update.
15075 (m68k_sched_attr_type2): Remove.
15076 (sched_cfv4_bypass_data): New static variable.
15077 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15078 (m68k_sched_issue_rate): Implement scheduler hook.
15079 (struct _sched_ib: enabled_p): New field.
15080 (m68k_sched_variable_issue): Update. Handle V4.
15081 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15082 sched_dump_class_func_t, sched_dump_split_class,
15083 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15084 sched_dump_dfa_class, m68k_sched_dump): Remove.
15085 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15087 (m68k_sched_init_global): Remove statisctics dumping, introduce
15088 sanity check that all instructions have pipeline reservations. Handle
15090 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15091 Handle ColdFire V4 core.
15092 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15093 New static functions.
15094 (m68k_sched_address_bypass_p): New bypass predicate.
15095 (sched_get_indexed_address_scale): New static function.
15096 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15098 * cf.md: Update comments.
15099 (define_attr type2): Remove. Use 'type' attribute instead.
15101 (cf_ib): Rename to cfv123_ib. Update all uses.
15102 (cf_oep): Rename to cfv123_oep. Update all uses.
15103 (cf_chr): Rename to cfv123_chr. Update all uses.
15104 (cf_mem): Rename to cfv123_mem. Update all uses.
15105 (cf_mac): Move to more appropriate place.
15106 (cfv123_guess): New automaton and cpu_unit.
15107 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15108 Update uses of 'size' attribute. Handle before reload scheduling.
15109 (cfv123_guess): New dummy reservation for unhandled instructions.
15110 (cfv4_*): Pipeline description of ColdFire V4 core.
15111 (ignore): New reservation to handle 'ignore' type.
15113 2008-05-07 Ian Lance Taylor <iant@google.com>
15115 PR middle-end/36013
15116 * gimplify.c (find_single_pointer_decl_1): Don't look through
15118 (find_single_pointer_decl): Adjust comments.
15120 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15122 PR middle-end/36137
15123 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15124 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15126 PR middle-end/36106
15127 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15128 integral type rather than floating point, then VIEW_CONVERT_EXPR
15129 to the floating point type.
15131 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15133 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15134 TFmode op0 to register.
15136 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15138 * c-decl.c (grokdeclarator): Comment typo.
15140 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15142 * tree-flow.h: Remove prototype for computed_goto_p.
15143 * tree-cfg.c (computed_goto_p): Make static.
15145 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15148 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15149 (contains_aligned_value_p): This. Handle _Decimal128.
15150 (ix86_function_arg_boundary): Only align _Decimal128 to its
15151 natural boundary and handle it properly.
15153 2008-05-06 Martin Jambor <mjambor@suse.cz>
15155 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15156 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15157 (ipcp_method_set_orig_node): Removed.
15158 (ipcp_cval_get_cvalue_type): Removed.
15159 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
15160 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
15161 (ipcp_cval_set_cvalue_type): Removed.
15162 (ipcp_cval_get_cvalue): Removed.
15163 (ipcp_cval_set_cvalue): Removed.
15164 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15165 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15166 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15167 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15168 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15169 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15170 (ipcp_get_ith_lattice): Changed parameters.
15171 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15172 (ipcp_lattice_from_jfunc): Changed parameters.
15173 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15174 (ipcp_method_cval_print): Added temporary variable info.
15175 (ipcp_redirect): Removed already unused local variable caller.
15176 (ipcp_redirect): New temporary variable orig_callee_info
15177 (ipcp_redirect): Removed newly unused local variable callee.
15178 (ipcp_redirect): Removed (a bit confusing) local variable type.
15179 (ipcp_insert_stage): Added local variable info.
15180 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
15182 (ipcp_formal_create): Removed.
15183 (ipcp_method_cval_set): Removed.
15184 (ipcp_propagate_stage): Renamed lattice variables.
15185 (ipcp_method_cval_set_cvalue_type): Removed.
15186 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
15187 (ipcp_print_all_lattices): Changed printed strings to refer to
15188 lattices rather than cvals.
15189 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
15190 (ipcp_propagate_const): Changed formal parameters.
15191 (build_const_val): Changed formal parameters.
15192 (ipcp_insert_stage): Removed useless variable cvalue
15193 (build_const_val): Changed formal parameters.
15194 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
15195 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
15196 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
15197 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
15198 (ipcp_print_func_profile_counts): Changed string from "method" to
15200 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
15201 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
15202 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
15203 (ipcp_structures_print): Renamed to ipcp_print_all_structures
15204 (ipcp_profile_print): Renamed to ipcp_print_profile_data
15205 (ipcp_lat_is_const): Changed parameters and made inline.
15206 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
15207 (ipcp_redirect): Renamed to ipcp_need_redirect_p
15208 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
15209 the predicate condition directly
15210 (ipcp_propagate_stage): Added local variable args. Removed local
15211 variable callee. (Both are mere code simplifications.)
15212 (ipcp_method_dont_insert_const): Renamed to
15213 ipcp_node_not_modifiable_p.
15214 (ipcp_node_not_modifiable_p): Made inline.
15215 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
15216 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
15217 (ipcp_print_all_lattices): Removed variable cvalue
15218 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
15221 2008-05-06 Olivier Hainque <hainque@adacore.com>
15223 * tree-sra.c (try_instantiate_multiple_fields): Early return
15224 if field has POINTER_TYPE.
15226 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
15228 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
15229 by using 'q' specifier for instruction.
15230 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
15232 2008-05-06 Anatoly Sokolov <aesok@post.ru>
15234 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15235 Change mode of zero_extract from QImode to HImode.
15236 (sign bit tests peepholes): (Ditto.).
15238 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
15240 * config/i386/mmx.md: Remove double backslashes from asm templates.
15241 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
15242 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15243 to handle nonimmediate operands.
15244 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
15245 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15246 to handle nonimmediate operands.
15247 (*mmx_<code>v2sf3_finite): New insn pattern.
15248 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
15249 (mmx_<code>v2sf3): New expander. Use
15250 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15251 (mmx_<plusminus_insn><mode>3): New expander. Use
15252 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15253 (*mmx_<plusminus_insn><mode>3): New insn pattern.
15254 (mmx_add<mode>3): Removed.
15255 (mmx_ssadd<mode>3): Ditto.
15256 (mmx_usadd<mode>3): Ditto.
15257 (mmx_sub<mode>3): Ditto.
15258 (mmx_sssub<mode>3): Ditto.
15259 (mmx_ussub<mode>3): Ditto.
15260 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
15261 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
15262 to handle nonimmediate operands.
15263 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
15265 (mmx_smulv4hi3_highpart): New expander. Use
15266 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15267 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
15269 (mmx_umulv4hi3_highpart): New expander. Use
15270 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15271 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
15272 (mmx_<code>v4hi3): New expander. Use
15273 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15274 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
15275 (mmx_<code>v8qi3): New expander. Use
15276 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15277 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
15278 (mmx_<code><mode>3): New expander. Use
15279 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15281 2008-05-05 Jan Hubicka <jh@suse.cz>
15283 PR tree-optimization/36118
15284 * passes.c (pass_init_dump_file): Fix dump header.
15286 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
15288 PR middle-end/36141
15289 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
15290 VCE for function decls.
15292 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15294 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
15296 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15298 * config/i386/i386.md (sat_plusminus): New.
15299 (plusminus_insn): Likewise.
15300 (plusminus_mnemonic): Likewise.
15302 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
15303 (*<addsub><mode>3_cc_overflow): Renamed to ...
15304 (*<plusminus_insn><mode>3_cc_overflow): This.
15305 (*<addsub>si3_zext_cc_overflow): Renamed to ...
15306 (*<plusminus_insn>si3_zext_cc_overflow): This.
15308 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
15309 (<plusminus_insn><mode>3): This.
15310 (*<addsub><mode>3): Renamed to ...
15311 (*<plusminus_insn><mode>3): This.
15312 (<sse>_vm<addsub><mode>3): Renamed to ...
15313 (<sse>_vm<plusminus_insn><mode>3): This.
15314 (sse3_h<addsub>v4sf3): Renamed to ...
15315 (sse3_h<plusminus_insn>v4sf3): This.
15316 (sse3_h<addsub>v2df3): Renamed to ...
15317 (sse3_h<plusminus_insn>v2df3): This.
15318 (<plusminus_insn><mode>3): New.
15319 (*<plusminus_insn><mode>3): Likewise.
15320 (sse2_<plusminus_insn><mode>3): Likewise.
15321 (add<mode>): Removed.
15322 (*add<mode>3): Likewise.
15323 (sse2_ssadd<mode>3): Likewise.
15324 (sse2_usadd<mode>3): Likewise.
15325 (sub<mode>3): Likewise.
15326 (*sub<mode>3): Likewise.
15327 (sse2_sssub<mode>3): Likewise.
15328 (sse2_ussub<mode>3): Likewise.
15330 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
15332 * gthr-single.h: Add in required interface elements as per gthr.h.
15333 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
15334 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
15335 Generalize UNUSED macro.
15336 (__gthread_once): Add.
15337 (__gthread_key_create): Add.
15338 (__gthread_key_delete): Add.
15339 (__gthread_getspecific): Add.
15340 (__gthread_setspecific): Add.
15342 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
15344 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
15345 the same size types for the indirect reference on the rhs, then
15348 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
15350 * config/i386/i386.md
15351 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
15352 one insn template instead of template series.
15353 (*xordi_1_rex64): Ditto.
15354 (*xordi_2_rex64): Ditto.
15356 2008-05-05 Ira Rosen <irar@il.ibm.com>
15358 PR tree-optimization/36119
15359 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
15362 2008-06-04 Jan Hubicka <jh@suse.cz>
15364 tree-optimization/36100
15365 * tree-pass.h (pass_O0_always_inline): Declare.
15366 * ipa-inline.c (inline_transform): Remove dead code.
15367 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
15368 pass_O0_always_inline): New.
15369 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
15371 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
15373 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
15374 mnemonic in this_param move for TARGET_64BIT.
15376 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
15378 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
15379 (*strmovsi_rex_1): Ditto.
15380 (*strsetsi_1): Ditto.
15381 (*strsetsi_rex_1): Ditto.
15383 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
15384 adddicc expanders using SWI mode iterator.
15386 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
15389 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
15392 2008-05-04 David S. Miller <davem@davemloft.net>
15394 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
15395 (sparc*-*-linux*): Use linux.h in tm_file.
15396 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
15397 compiler defaulting to 32-bit.
15398 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
15400 * config/sparc/linux.h: Remove definitions now obtained
15401 properly from linux.h
15402 * config/sparc/linux64.h: Likewise.
15403 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
15404 don't want this setting for 32-bit builds in a biarch compiler.
15405 * doc/install.texi: Add sparc-linux to list of targets
15406 supporting --enable-targets=all.
15408 2008-05-03 Andrew Pinski <pinskia@gmail.com>
15410 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
15412 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
15414 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
15415 after V4SI_FTYPE_V8HI.
15416 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
15417 case V4SI_FTYPE_V2DF.
15419 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
15421 * doc/invoke.texi (max-flow-memory-locations): Removed.
15422 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
15424 2008-05-03 Richard Guenther <rguenther@suse.de>
15426 PR middle-end/34973
15427 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
15429 2008-05-02 David S. Miller <davem@davemloft.net>
15431 * config.gcc (need_64bit_hwint): Document libcpp dependency.
15433 2008-05-02 Simon Baldwin <simonb@google.com>
15436 * c-common.h (warn_array_subscript_range): Removed.
15437 * c-common.c (warn_array_subscript_range): Ditto.
15438 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
15439 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
15441 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15443 * config/i386/i386.c (ix86_special_builtin_type): New.
15444 (bdesc_special_args): Likewise.
15445 (ix86_expand_special_args_builtin): Likewise.
15446 (ix86_init_mmx_sse_builtins): Updated.
15447 (ix86_expand_builtin): Updated.
15448 (ix86_expand_store_builtin): Removed.
15449 (ix86_expand_unop_builtin): Likewise.
15451 * config/i386/mm3dnow.h (__v2sf): Moved to ...
15452 * config/i386/mmintrin.h (__v2sf): Here.
15454 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
15456 (_mm_loadl_pi): Likewise.
15457 (_mm_storeh_pi): Replace __v2si with __v2sf.
15458 (_mm_storel_pi): Likewise.
15460 * doc/extend.texi: Correct __builtin_ia32_loadhps,
15461 __builtin_ia32_loadlps, __builtin_ia32_storehps,
15462 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
15463 __builtin_ia32_loadlpd.
15465 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15467 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
15468 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
15469 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
15470 (ix86_init_mmx_sse_builtins): Updated.
15471 (ix86_expand_args_builtin): Likewise.
15472 (ix86_expand_builtin): Likewise.
15473 (ix86_expand_unop1_builtin): Renamed to ...
15474 (ix86_expand_unop_vec_merge_builtin): This.
15476 2008-05-01 Jan Hubicka <jh@suse.cz>
15479 * ipa-inline.c (inline_generate_summary): Make static.
15480 (inline_transform): Do not call inlining at -O0; make static.
15481 * passes.c (execute_todo): Add sanity check.
15482 (execute_one_ipa_transform_pass): Execute proper flags.
15484 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
15486 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
15487 (DECL_NONADDRESSABLE_P): Likewise.
15488 * alias.c (record_component_aliases): Fix comment.
15490 2008-05-01 Simon Baldwin <simonb@google.com>
15492 * c-common.h (warn_array_subscript_range): New function.
15493 * c-common.c (warn_array_subscript_range): Ditto.
15494 * tree-vrp.c (check_array_ref): Corrected code to agree with
15495 comment, ignoring only arrays of size 0 or size 1.
15496 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
15498 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15500 * config/i386/i386.c (ix86_builtin_type): Replace
15501 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
15502 (bdesc_args): Updated.
15503 (ix86_init_mmx_sse_builtins): Likewise.
15504 (ix86_expand_args_builtin): Likewise.
15506 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
15509 * doc/extend.texi: Correct __builtin_ia32_palignr.
15511 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15514 * config/i386/i386.c (bdesc_crc32): Removed.
15515 (ix86_expand_crc32): Likewise.
15516 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
15517 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
15518 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
15519 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
15520 UINT_FTYPE_UINT_UCHAR.
15521 (bdesc_args): Updated. Add crc32 builtins.
15522 (ix86_init_mmx_sse_builtins): Updated.
15523 (ix86_expand_args_builtin): Updated to support subreg.
15525 * doc/extend.texi: Correct __builtin_ia32_crc32di.
15527 2008-05-01 Jan Hubicka <jh@suse.cz>
15529 * tree-pass.h (opt_pass): Add IPA_PASS.
15530 (varpool_node, cgraph_node): Forward declare.
15531 (ipa_opt_pass): Define.
15532 (pass_ipa_inline): Turn into ipa_opt_pass.
15533 (pass_apply_inline): Remove.
15534 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
15535 (apply_inline): Turn into ....
15536 (inline_transform): ... this one.
15537 (inline_generate_summary): New function.
15538 (pass_apply_inline): Remove.
15539 * function.h (ipa_opt_pass): Forward declare structure; typedef;
15541 (struct function): Add ipa_transforms_to_apply.
15542 * passes.c (register_one_dump_file): Work on IPA_PASS.
15543 (init_optimization_passes): Remove pass_inline_parameters and
15545 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
15546 (execute_one_pass) ... here; apply transforms when possible.
15547 (add_ipa_transform_pass, execute_ipa_summary_asses,
15548 execute_one_ipa_transform_pass): New.
15549 (execute_ipa_pass_list): Update for IPA_PASS type.
15551 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15553 * config/i386/i386.c (ix86_builtin_type): Add
15554 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
15555 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
15556 (bdesc_args): Add SSE4a builtins.
15557 (ix86_init_mmx_sse_builtins): Updated.
15558 (ix86_expand_args_builtin): Likewise.
15559 (ix86_expand_builtin): Likewise.
15561 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15563 * config/i386/i386.c (ix86_builtin_type): Add
15564 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
15565 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
15566 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
15567 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
15568 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
15569 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
15570 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
15571 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
15572 and DI_FTYPE_DI_DI_INT.
15573 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
15574 (ix86_init_mmx_sse_builtins): Updated.
15575 (ix86_expand_args_builtin): Likewise.
15576 (ix86_expand_builtin): Likewise.
15577 (ix86_expand_binop_imm_builtin): Removed.
15579 * doc/extend.texi: Correct __builtin_ia32_palignr128.
15581 2008-04-30 Richard Guenther <rguenther@suse.de>
15583 PR tree-optimization/32921
15584 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
15586 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
15588 * config/arm/arm.c (arm_unwind_emit): Use
15589 crtl->all_throwers_are_sibcalls instead of
15590 cfun->all_throwers_are_sibcalls.
15591 (arm_output_fn_unwind): Likewise.
15592 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
15593 instead of cfun->uses_pic_offset_table.
15594 (frv_expand_prologue): Likewise.
15595 (frv_frame_pointer_required): Likewise.
15596 (frv_expand_fdpic_call): Likewise.
15597 (frv_emit_movsi): Likewise.
15598 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
15599 cfun->returns_pcc_struct instead of
15600 current_function_returns_pcc_struct.
15601 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
15602 instead of cfun->calls_eh_return.
15603 (m32c_pushm_popm): Likewise.
15604 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
15605 "extern" declaration.
15607 2008-04-30 Richard Guenther <rguenther@suse.de>
15609 PR tree-optimization/21636
15610 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
15612 (evaluate_stmt): Print the likely value.
15613 (ccp_visit_stmt): Avoid excessive vertical spacing.
15615 2008-04-30 Rafael Espíndola <espindola@google.com>
15617 * builtins.c (fold_call_expr): Return realret.
15618 * tree-ssa-threadedge.c
15619 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
15620 __builtin_object_size.
15622 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
15624 * gcc.c (wrapper_string): New variable.
15625 (insert_wrapper): New function.
15626 (execute): New option -wrapper.
15627 * doc/invoke.texi (Overall Options): New driver option -wrapper.
15629 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
15631 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
15632 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
15633 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
15635 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
15636 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
15637 config/rs6000/e500crtres64gprctr.asm,
15638 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
15639 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
15640 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
15641 config/rs6000/e500crtsav64gprctr.asm,
15642 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
15643 config/rs6000/e500crtsavg64gprctr.asm: New files.
15644 * config/rs6000/t-ppccomm: Add build rules for new files.
15645 (LIB2FUNCS_STATIC_EXTRA): Add new files.
15646 * config/rs6000/t-netbsd: Add build rules for new files.
15647 (LIB2FUNCS_STATIC_EXTRA): New variable.
15648 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
15649 (CRTSAVRES_DEFAULT_SPEC): Likewise.
15650 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
15652 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
15654 * config/i386/i386.c (ix86_builtin_type): Add
15655 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
15656 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
15657 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
15658 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
15659 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
15660 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
15661 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
15662 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
15663 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
15664 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
15665 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
15666 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
15667 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
15668 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
15669 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
15670 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
15671 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
15672 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
15673 V1DI_FTYPE_V2SI_V2SI.
15674 (bdesc_2arg): Moved to ...
15675 (bdesc_args): Here.
15676 (ix86_init_mmx_sse_builtins): Updated.
15677 (ix86_expand_args_builtin): Updated. Take a pointer
15678 to const struct builtin_description. Handle comparison
15680 (ix86_expand_sse_compare): Take a new argument for swapping operands.
15681 (ix86_expand_builtin): Updated.
15683 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
15684 (ssse3_pmaddubsw128): This.
15685 (ssse3_pmaddubswv4hi3): Renamed to ...
15686 (ssse3_pmaddubsw): This.
15688 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
15689 (__builtin_ia32_packssdw128): Likewise.
15690 (__builtin_ia32_packuswb128): Likewise.
15691 (__builtin_ia32_pmaddubsw): Likewise.
15692 (__builtin_ia32_pmaddubsw128): Likewise.
15694 2008-04-30 Richard Guenther <rguenther@suse.de>
15696 PR tree-optimization/14847
15697 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
15698 (recognize_bits_test): Use it.
15699 (recognize_single_bit_test): Likewise.
15701 2008-04-30 Martin Jambor <mjambor@suse.cz>
15703 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
15704 instead of setting number of formal parameters to zero.
15705 (ipcp_init_stage): Do not set the number of actual parameters to zero
15707 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
15708 which are called with variable number of arguments.
15709 (ipcp_insert_stage): Explicitely skipping all nodes which are
15710 called with variable number of arguments.
15711 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
15712 number of parameters.
15714 * ipa-prop.h (struct ipa_node_params): Added flag
15715 called_with_var_arguments
15716 (ipa_set_param_count): Added. Changed sole setter to use it.
15717 (ipa_get_param_count): Added. All readers of param_count
15718 converted to use it instead.
15719 (ipa_set_called_with_variable_arg): Added.
15720 (ipa_is_called_with_var_arguments): Added.
15721 (ipa_get_ith_param): Added. All readers of param_decls converted
15723 (ipa_set_cs_argument_count): Added, sole writer to argument_count
15725 (ipa_get_cs_argument_count): Added, all readers of argument_count
15727 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
15730 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
15731 (struct ipcp_lattice): Renamed cval_type to type
15732 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
15734 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
15735 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
15736 (ipcp_insert_stage): Changed the type of variable cvalue to tree
15737 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
15738 (build_const_val): Changed the type of parameter cvalue to tree
15739 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
15740 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
15742 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
15745 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
15746 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
15747 (ipa_add_method): Renamed to ipa_push_func_to_list
15748 (ipa_remove_method): Renamed to ipa_pop_func_from_list
15749 (ipa_callsite_param_count): Removed.
15750 (ipa_callsite_param_count_set): Removed.
15751 (ipa_callsite_param): Removed.
15752 (ipa_callsite_callee): Removed.
15753 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
15754 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
15755 (ipa_method_formal_count): Removed.
15756 (ipa_method_formal_count_set): Removed.
15757 (ipa_method_get_tree): Removed.
15758 (ipa_method_tree_map_create): Removed.
15759 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
15760 (ipa_create_param_decls_array): Creates the array itself
15761 (ipa_create_param_decls_array): Temporary variable info instead of
15762 a few dereferences.
15763 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
15764 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
15765 (get_type): Removed.
15766 (ipa_jf_get_info_type): Removed.
15767 (ipa_node_create): Renamed to ipa_create_node_params
15768 (ipa_free): Renamed to ipa_free_all_node_params
15769 (ipa_nodes_create): Renamed to ipa_create_all_node_params
15770 (ipa_edges_create): Renamed to ipa_create_all_edge_args
15771 (ipa_edges_free): Renamed to ipa_free_all_edge_args
15772 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
15773 (ipa_free_all_node_params): Deallocation to jump_functions moved to
15774 ipa_free_all_edge_args
15775 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
15776 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
15777 (ipa_create_methodlist_node): Removed.
15778 (ipa_methodlist_method): Removed.
15779 (ipa_methodlist_method_set): Removed.
15780 (ipa_methodlist_next_method): Removed.
15781 (ipa_methodlist_next_method_set): Removed.
15782 (ipa_method_is_modified): Removed.
15783 (ipa_method_modify_create): Removed.
15784 (ipa_method_modify_init): Temporary variable info instead of a few
15786 (ipa_detect_param_modifications): Temporary variable info instead of
15787 a few dereferences.
15788 (ipa_compute_jump_functions): Temporary variable info instead of
15789 a few dereferences.
15790 (ipa_method_modify_set): Removed.
15791 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
15792 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
15793 than craph_node as the first parameter.
15794 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
15795 (ipa_method_modify_init): Removed.
15796 (ipa_compute_jump_functions): Added a temp variable instead of
15797 repeatadly dereferencing the cgraph_edge.aux pointer
15798 (ipa_callsite_param_set_type): Removed.
15799 (ipa_compute_jump_functions): i renamed to index and moved to
15801 (ipa_callsite_param_set_info_type_formal): Removed.
15802 (ipa_callsite_param_set_info_type): Removed.
15803 (ipa_callsite_param_map_create): Removed.
15804 (ipa_callsite_tree): Removed.
15805 (ipa_callsite_caller): Removed.
15806 (ipa_pop_func_from_list): return_method removed to return_func
15808 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
15809 prefixed all values with IPA_. Changed all users.
15810 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
15811 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
15812 and FORMAL_IPATYPE IPA_PASS_THROUGH.
15813 (union parameter_info): Renamed to jump_func_value.
15814 (union jump_func_value): Renamed value to constant
15815 (struct ipa_jump_func): Renamed info_type to value
15816 (struct ipa_node): Renamed to ipa_node_params
15817 (struct ipa_node_params): Renamed ipa_arg_num to param_count
15818 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
15819 (struct ipa_node_params): Renamed ipa_mod to modified_flags
15820 (struct ipa_edge): Renamed to ipa_edge_args
15821 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
15822 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
15823 (struct ipa_methodlist): Renamed to ipa_func_list
15824 (struct ipa_func_list): method_p renamed to node, next_method
15826 (ipa_methodlist_p): Removed, switched all users to struct pointer
15827 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
15829 2008-04-30 Alan Modra <amodra@bigpond.net.au>
15831 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
15832 (rs6000_emit_epilogue): Use backchain to restore only when we
15833 have a large frame. Make use of frame pointer to restore if we
15834 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
15836 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
15838 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15839 Add mode to zero_extract.
15840 (sign bit tests peepholes): (Ditto.).
15842 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
15844 * config/i386/i386.c (ix86_builtins): Replace Prescott New
15845 Instructions in comments with SSE3.
15846 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
15847 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
15848 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
15849 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
15850 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
15851 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
15852 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
15853 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
15854 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
15855 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
15856 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
15857 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
15858 (bdesc_sse_args): Renamed to ...
15859 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
15860 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
15861 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
15862 IX86_BUILTIN_FABSQ.
15863 (bdesc_1arg): Moved to ...
15864 (bdesc_args): Here.
15865 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
15866 Instructions in comments with SSE3.
15867 (ix86_expand_sse_operands_builtin): Renamed to ...
15868 (ix86_expand_args_builtin): This. Updated.
15869 (ix86_expand_unop1_builtin): Update comments.
15870 (ix86_expand_builtin): Updated.
15872 2008-04-29 Richard Guenther <rguenther@suse.de>
15874 PR tree-optimization/36078
15875 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
15876 Update virtual SSA form after cleaning up the CFG.
15878 2008-04-29 Richard Guenther <rguenther@suse.de>
15880 PR middle-end/15255
15881 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
15883 2008-04-29 Richard Guenther <rguenther@suse.de>
15885 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
15886 (compute_may_aliases): Do not call finalize_ref_all_pointers.
15887 (compute_flow_insensitive_aliasing): Do not treat
15888 PTR_IS_REF_ALL pointers special.
15889 (get_smt_for): Likewise.
15890 (may_alias_p): Re-structure.
15891 (is_escape_site): A ref-all pointer conversion is not an escape site.
15892 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
15893 PTR_IS_REF_ALL pointers special.
15894 * tree-ssa-structalias.h (struct alias_info): Remove
15895 ref_all_symbol_mem_tag field.
15896 (PTR_IS_REF_ALL): Remove.
15898 2008-04-29 Richard Guenther <rguenther@suse.de>
15900 PR middle-end/36077
15901 * fold-const.c (extract_muldiv_1): In combining division constants
15902 make sure to never overflow.
15904 2008-04-29 Nick Clifton <nickc@redhat.com>
15906 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
15908 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15911 * optc-gen.awk: Work around HP-UX/IA awk bug.
15913 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
15915 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
15918 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15921 * config/i386/i386.md
15922 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
15923 Change operand 1 predicate to nonimmediate_operand.
15925 2008-04-28 Jakub Jelinek <jakub@redhat.com>
15928 * dwarf2out.c (struct die_struct): Mark as chain_circular through
15930 * gengtype.c (walk_type, write_func_for_structure): Handle
15932 * doc/gty.texi: Document chain_circular.
15934 2008-04-28 Richard Guenther <rguenther@suse.de>
15936 PR tree-optimization/36066
15937 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
15940 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15943 * config/i386/i386.md
15944 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
15945 Use match_scratch instead of match_operand for operands 3 and 4.
15947 2008-04-27 Richard Guenther <rguenther@suse.de>
15949 PR tree-optimization/18754
15950 PR tree-optimization/34223
15951 * tree-pass.h (pass_complete_unrolli): Declare.
15952 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
15953 loop size before and after unconditionally of UL_NO_GROWTH in effect.
15954 Rewrite loop into loop closed SSA form if it is not already.
15955 (tree_unroll_loops_completely): Re-structure to iterate over
15956 innermost loops with intermediate CFG cleanups.
15957 Unroll outermost loops only if requested or the code does not grow
15959 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
15960 loops are available.
15961 (tree_vectorize): Instead do so here.
15962 (tree_complete_unroll): Also unroll outermost loops.
15963 (tree_complete_unroll_inner): New function.
15964 (gate_tree_complete_unroll_inner): Likewise.
15965 (pass_complete_unrolli): New pass.
15966 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
15967 uses outside of the loop.
15968 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
15969 form if it is available.
15970 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
15971 * passes.c (init_optimization_passes): Schedule complete inner
15972 loop unrolling pass before the first CCP pass after final inlining.
15974 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
15976 * targhooks.h (default_emutls_var_fields,
15977 default_emutls_var_init): Declare.
15978 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
15979 * target.h (struct gcc_target): Add struct emutls member.
15980 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
15981 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
15982 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
15983 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
15984 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
15985 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
15986 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
15987 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
15988 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
15989 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
15990 emit debug information.
15991 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
15992 * varasm.c: Include targhooks.h.
15993 (emutls_object_section, emutls_tmpl_section): New.
15994 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
15995 (EMUTLS_SEPARATOR): New.
15996 (prefix_name): New.
15997 (get_emutls_object_name): New.
15998 (default_emutls_var_fields): New, broken out of ...
15999 (get_emutls_object_type): ... here. Adjust to use target hooks.
16000 (get_emutls_init_templ_addr): Adjust to use target hooks.
16001 (emutls_decl): Adjust to use target hooks.
16002 (emutls_finish): Likewise.
16003 (default_emutls_var_init): New, broken out of ...
16004 (assemble_variable): ... here. Adjust to use target hooks.
16005 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16006 SECCAT_EMUTLS_TMPL.
16007 * c-common.c (handle_section_attribute): Prevent overriding
16008 sections for emulated tls with special sections.
16009 * config/i386/i386.c (x86_64_elf_select_section): Add
16010 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16011 (x86_64_elf_unique_section): Likewise.
16012 * config/vxworks.c: Include tree.h.
16013 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16014 (vxworks_override_options): Set TLS scheme.
16015 * doc/tm.texi (Emulated TLS): New node.
16017 2008-04-26 Simon Baldwin <simonb@google.com>
16020 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16021 with propagated string constants.
16023 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16025 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16026 constraint for operand 2 when operand 0 is memory operand.
16027 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16028 operand 0 is memory operand.
16029 (fix_trunc<mode>_i387_with_temp): Ditto.
16030 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16031 operand 2 when operand 1 is memory operand.
16032 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16033 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16034 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16035 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16036 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16037 operands 2,3 and 4 when operand 1 is memory operand.
16038 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16040 (fistdi2_floor_with_temp): Ditto.
16041 (fist<mode>2_floor_with_temp): Ditto.
16042 (fistdi2_ceil_with_temp): Ditto.
16043 (fist<mode>2_ceil_with_temp): Ditto.
16044 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16046 2008-04-26 David Daney <ddaney@avtrex.com>
16048 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16050 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16051 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16052 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16053 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16054 (compare_and_swap_12): New insn.
16055 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16056 * config/mips/mips.c (mips_force_binary): New function.
16057 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16058 (mips_expand_compare_and_swap_12): New function.
16059 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16061 2008-04-25 Jan Hubicka <jh@suse.cz>
16064 * cfgexpand.c (pass_expand): Turn into RTL pass.
16065 * passes.c (execute_one_pass): Do pass typechecking after execution.
16066 * tree-pass.h (pass_expand): Turn into RTL pass.
16068 * function.h (struct rtl_data): Move here fields
16069 accesses_prior_frames, calls_eh_return, saves_all_registers,
16070 has_nonlocal_goto, has_asm_statement, is_thunk,
16071 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16072 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16073 arg_pointer_save_area_init from struct function; turn into bool.
16074 (struct function): Move
16075 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16076 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16077 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16078 tail_call_emit, arg_pointer_save_area_init
16079 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16080 (current_function_returns_struct, current_function_returns_pcc_struct,
16081 current_function_calls_setjmp, current_function_calls_alloca,
16082 current_function_accesses_prior_frames,
16083 current_function_calls_eh_return, current_function_is_thunk,
16084 current_function_stdarg, current_function_profile,
16085 current_function_limit_stack, current_function_uses_pic_offset_table,
16086 current_function_uses_const_pool, current_function_has_nonlocal_label,
16087 current_function_saves_all_registers,
16088 current_function_has_nonlocal_goto,
16089 current_function_has_asm_statement): Remove accesor macros.
16090 * ra-conflict.c (global_conflicts): Update.
16091 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16092 (suitable_for_tail_call_opt_p): Update.
16093 * builtins.c (expand_builtin_return_addr): Update.
16094 (expand_builtin_setjmp_setup): Update.
16095 (expand_builtin_nonlocal_goto): Update.
16096 * final.c (final_start_function): Update.
16097 (profile_function): Update.
16098 (leaf_function_p): Update.
16099 (only_leaf_regs_used): Update.
16100 * df-scan.c (df_get_exit_block_use_set): Update.
16101 * dojump.c (clear_pending_stack_adjust): Update.
16102 * tree-stdarg.c (gate_optimize_stdarg): Update.
16103 * gimple-low.c (lower_function_body): Update.
16104 * global.c (compute_regsets): Update.
16105 (global_alloc): Update.
16106 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16107 * expr.c (expand_assignment): Update.
16108 * dse.c (dse_step0): Update.
16109 (dse_step1): Update.
16110 * c-decl.c (store_parm_decls): Update.
16111 * local-alloc.c (combine_regs): Update.
16112 (find_free_reg): Update.
16113 * function.c (assign_parms_augmented_arg_list): Update.
16114 (assign_parm_find_data_types): Update.
16115 (assign_parms): Update.
16116 (allocate_struct_function): Update.
16117 (expand_function_start): Update.
16118 (expand_function_end): Update.
16119 (get_arg_pointer_save_area): Update.
16120 (thread_prologue_and_epilogue_insns): Update.
16121 (rest_of_match_asm_constraints): Update.
16122 * stor-layout.c (variable_size): Update.
16123 * gcse.c (gcse_main): Update.
16124 (bypass_jumps): Update.
16125 * gimplify.c (gimplify_function_tree): Update.
16126 * calls.c (emit_call_1): Update.
16127 (expand_call): Update.
16128 * bt-load.c (compute_defs_uses_and_gen): Update.
16129 * except.c (sjlj_assign_call_site_values): Update.
16130 (sjlj_emit_function_enter): Update.
16131 (can_throw_external): Update.
16132 (set_nothrow_function_flags): Update.
16133 (expand_builtin_unwind_init): Update.
16134 (expand_eh_return): Update.
16135 (convert_to_eh_region_ranges): Update.
16136 (output_function_exception_table): Update.
16137 * emit-rtl.c (gen_tmp_stack_mem): Update.
16138 * cfgexpand.c (expand_used_vars): Update.
16139 (tree_expand_cfg): Update.
16140 * cfgcleanup.c (rest_of_handle_jump): Update.
16141 * explow.c (allocate_dynamic_stack_space): Update.
16142 * varasm.c (assemble_start_function): Update.
16143 (force_const_mem): Update.
16144 (mark_constant_pool): Update.
16145 * tree-optimize.c (tree_rest_of_compilation): Update.
16146 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16147 * tree-cfg.c (notice_special_calls): Update.
16148 (is_ctrl_altering_stmt): Update.
16149 (tree_can_make_abnormal_goto): Update.
16150 (tree_purge_dead_abnormal_call_edges): Update.
16151 * config/alpha/predicates.md: Update.
16152 * config/alpha/alpha.c (alpha_sa_mask): Update.
16153 (alpha_sa_size): Update.
16154 (alpha_does_function_need_gp): Update.
16155 (alpha_expand_prologue): Update.
16156 (alpha_start_function): Update.
16157 (alpha_output_function_end_prologue): Update.
16158 (alpha_expand_epilogue): Update.
16159 * config/frv/frv.c (frv_stack_info): Update.
16160 (frv_expand_epilogue): Update.
16161 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
16162 (s390_register_info): Update.
16163 (s390_frame_info): Update.
16164 (s390_init_frame_layout): Update.
16165 (s390_can_eliminate): Update.
16166 (save_gprs): Update.
16167 * config/spu/spu.c (spu_split_immediate): Update.
16168 (need_to_save_reg): Update.
16169 (spu_expand_prologue): Update.
16170 (spu_expand_epilogue): Update.
16171 * config/sparc/sparc.md: Update.
16172 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16173 (sparc_tls_got): Update.
16174 (legitimize_pic_address): Update.
16175 (sparc_emit_call_insn): Update.
16176 (sparc_expand_prologue): Update.
16177 (output_return): Update.
16178 (print_operand): Update.
16179 (sparc_function_ok_for_sibcall): Update.
16180 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
16181 * config/m32r/m32r.md: Update.
16182 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
16183 (m32r_compute_frame_size): Update.
16184 (m32r_expand_prologue): Update.
16185 (m32r_expand_epilogue): Update.
16186 (m32r_legitimize_pic_address): Update.
16187 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
16188 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16189 * config/i386/i386.c (ix86_frame_pointer_required): Update.
16190 (gen_push): Update.
16191 (ix86_save_reg): Update.
16192 (ix86_compute_frame_layout): Update.
16193 (ix86_expand_prologue): Update.
16194 (ix86_expand_epilogue): Update.
16195 * config/sh/sh.c (output_stack_adjust): Update.
16196 (calc_live_regs): Update.
16197 (sh5_schedule_saves): Update.
16198 (sh_expand_prologue): Update.
16199 (sh_expand_epilogue): Update.
16200 (sh_setup_incoming_varargs): Update.
16201 (sh_allocate_initial_value): Update.
16202 (sh_get_pr_initial_val): Update.
16203 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
16204 * config/sh/sh.md (label:): Update.
16205 * config/avr/avr.c (out_movhi_mr_r): Update.
16206 * config/crx/crx.h (enum): Update.
16207 * config/xtensa/xtensa.h (along): Update.
16208 * config/stormy16/stormy16.c Update.
16209 (xstormy16_compute_stack_layout): Update.
16210 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
16211 (fr30_expand_prologue): Update.
16212 * config/cris/cris.c (cris_conditional_register_usage): Update.
16213 (cris_reg_saved_in_regsave_area): Update.
16214 (cris_initial_frame_pointer_offset): Update.
16215 (cris_simple_epilogue): Update.
16216 (cris_expand_prologue): Update.
16217 (cris_expand_epilogue): Update.
16218 (cris_expand_pic_call_address): Update.
16219 (cris_asm_output_symbol_ref): Update.
16220 (cris_asm_output_label_ref): Update.
16221 * config/cris/cris.md Update.
16222 * config/iq2000/iq2000.c (compute_frame_size): Update.
16223 (iq2000_expand_epilogue): Update.
16224 * config/mt/mt.h (save_direction): Update.
16225 * config/mn10300/mn10300.c (mn10300_function_value): Update.
16226 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16227 (ia64_secondary_reload_class): Update.
16228 * config/m68k/m68k.c (m68k_save_reg): Update.
16229 (m68k_expand_prologue): Update.
16230 (m68k_expand_epilogue): Update.
16231 (legitimize_pic_address): Update.
16232 * config/rs6000/rs6000.c (rs6000_got_register): Update.
16233 (first_reg_to_save): Update.
16234 (first_altivec_reg_to_save): Update.
16235 (compute_vrsave_mask): Update.
16236 (compute_save_world_info): Update.
16237 (rs6000_stack_info): Update.
16238 (spe_func_has_64bit_regs_p): Update.
16239 (rs6000_ra_ever_killed): Update.
16240 (rs6000_emit_eh_reg_restore): Update.
16241 (rs6000_emit_allocate_stack): Update.
16242 (rs6000_emit_prologue): Update.
16243 (rs6000_emit_epilogue): Update.
16244 (rs6000_output_function_epilogue): Update.
16245 (output_profile_hook): Update.
16246 (rs6000_elf_declare_function_name): Update.
16247 * config/rs6000/rs6000.h (rs6000_args): Update.
16248 * config/rs6000/rs6000.md: Update.
16249 * config/mcore/mcore.c (mcore_expand_prolog): Update.
16250 * config/arc/arc.c (arc_output_function_epilogue): Update.
16251 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
16252 * config/darwin.c (machopic_function_base_name): Update.
16253 * config/score/score3.c (score3_compute_frame_size): Update.
16256 (score3_epilogue): Update.
16257 * config/score/score7.c (score7_compute_frame_size): Update.
16258 (score7_prologue): Update.
16259 (score7_epilogue): Update.
16260 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
16261 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16262 * config/arm/arm.c (use_return_insn): Update.
16263 (require_pic_register): Update.
16264 (arm_load_pic_register): Update.
16265 (arm_compute_save_reg0_reg12_mask): Update.
16266 (arm_compute_save_reg_mask): Update.
16267 (thumb1_compute_save_reg_mask): Update.
16268 (output_return_instruction): Update.
16269 (arm_output_function_prologue): Update.
16270 (arm_output_epilogue): Update.
16271 (arm_get_frame_offsets): Update.
16272 (arm_expand_prologue): Update.
16273 (thumb_pushpop): Update.
16274 (thumb_exit): Update.
16275 (thumb1_expand_prologue): Update.
16276 (thumb1_expand_epilogue): Update.
16277 (arm_unwind_emit): Update.
16278 (arm_output_fn_unwind): Update.
16279 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
16280 * config/arm/arm.md: Update.
16281 * config/pa/pa.md: Update.
16282 * config/pa/pa.c (legitimize_pic_address): Update.
16283 (compute_frame_size): Update.
16284 (hppa_expand_prologue): Update.
16285 (hppa_expand_epilogue): Update.
16286 (borx_reg_operand): Update.
16287 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
16288 (HARD_REGNO_RENAME_OK): Update.
16289 * config/mips/mips.c (mips_global_pointer): Update.
16290 (mips_save_reg_p): Update.
16291 (mips_compute_frame_info): Update.
16292 (mips_frame_pointer_required): Update.
16293 (mips_expand_prologue): Update.
16294 (mips_expand_epilogue): Update.
16295 (mips_can_use_return_insn): Update.
16296 (mips_reorg_process_insns): Update.
16297 * config/v850/v850.c (compute_register_save_size): Update.
16298 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
16299 * config/mmix/mmix.c (along): Update.
16300 (mmix_expand_epilogue): Update.
16301 * config/bfin/bfin.c (legitimize_pic_address): Update.
16302 (must_save_p): Update.
16303 (stack_frame_needed_p): Update.
16304 (add_to_reg): Update.
16305 (bfin_expand_prologue): Update.
16306 * stmt.c (expand_asm_operands): Update.
16307 * reload1.c (reload): Update.
16308 (init_elim_table): Update.
16310 2008-04-25 Bob Wilson <bob.wilson@acm.org>
16312 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
16314 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
16316 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
16317 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
16318 (mov<mode>): Removed.
16319 (*movv4sf_internal): Likewise.
16320 (*movv2df_internal): Likewise.
16322 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
16324 * config.gcc (crx-*-elf): Remove deprecation.
16326 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
16328 * config/i386/cygming-crtend.c (register_frame_ctor): Register
16329 __gcc_deregister_frame with atexit.
16330 (deregister_frame_dtor): Remove.
16332 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
16333 Nathan Sidwell <nathan@codesourcery.com>
16335 * config/rs6000/rs6000.opt (mspe): Remove Var property.
16337 * config/rs6000/rs6000.h (rs6000_spe): Declare.
16338 (rs6000_isel): Likewise.
16339 * config/rs6000/rs6000.c (rs6000_spe): New variable.
16340 (rs6000_isel): New variable.
16341 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
16343 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16346 * c-common.c (handle_vector_size_attribute): Call
16347 lang_hooks.types.reconstruct_complex_type instead of
16348 reconstruct_complex_type.
16349 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
16350 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
16351 * langhooks.h (struct lang_hooks_for_types): Add
16352 reconstruct_complex_type hook.
16353 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
16354 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
16356 2008-04-24 Richard Guenther <rguenther@suse.de>
16358 * c-common.h (check_builtin_function_arguments): Declare.
16359 * c-common.c (validate_nargs): New function.
16360 (check_builtin_function_arguments): Likewise.
16361 * c-typeck.c (build_function_call): Call
16362 check_builtin_function_arguments.
16363 * builtins.c (fold_builtin_classify): Remove error reporting code.
16364 (fold_builtin_unordered_cmp): Likewise.
16365 (fold_builtin_1): Likewise.
16366 (fold_builtin_n): Likewise.
16368 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16370 PR tree-optimization/36008
16371 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
16372 the original op1, rather than delta by step.
16374 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
16375 Sebastian Pop <sebastian.pop@amd.com>
16377 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
16378 eliminate_local_variables_stmt, eliminate_local_variables,
16379 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
16380 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
16381 of code delimited by two edges in the CFG.
16382 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
16383 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
16384 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
16385 the case of parallelisation of reductions.
16386 (expr_invariant_in_region_p): New.
16388 * tree-flow.h (gather_blocks_in_sese_region): Declared.
16389 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
16391 2008-04-24 Ira Rosen <irar@il.ibm.com>
16392 Richard Guenther <rguenther@suse.de>
16394 PR tree-optimization/36034
16395 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
16396 incapable of dealing with loads with gaps.
16398 2008-04-24 Rafael Espíndola <espindola@google.com>
16400 * tree-flow.h (vrp_evaluate_conditional): Change signature.
16401 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16402 vrp_evaluate_conditional.
16403 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
16404 (vrp_evaluate_conditional): Split the cond argument.
16405 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
16406 (simplify_stmt_for_jump_threading): Update call to
16407 vrp_evaluate_conditional.
16409 2008-04-24 Ira Rosen <irar@il.ibm.com>
16411 PR tree-optimization/35982
16412 * tree-vect-analyze.c (vect_check_interleaving): Check that the
16413 interleaved data-refs are of the same type.
16415 2008-04-24 Danny Smith <dannysmith@users.net>
16417 * c-format.c (check_format_info_main): Use strncmp rather than a
16418 magic prefix to handle multichar length specs.
16419 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
16420 Don't prefix "I64" and "I32" with '\0'.
16422 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16425 * config/i386/i386.c (init_cumulative_args): Don't pass anything
16426 in registers for -m32 only if stdarg_p (fntype).
16428 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
16430 PR rtl-optimization/36006
16431 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
16432 temp to op0 in order to avoid invalid rtx sharing.
16434 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
16436 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
16437 check TREE_INVARIANT.
16438 * tree-gimple.c (is_gimple_address): New.
16439 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
16440 * tree-gimple.h (is_gimple_address): New.
16441 * tree.h (decl_address_invariant_p): New.
16442 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
16443 (build_string): Likewise.
16444 (decl_address_invariant_p): New, from is_gimple_invariant_address.
16445 (tree_invariant_p_1): Likewise.
16446 (save_expr): Use it.
16447 (tree_invariant_p): New.
16448 (skip_simple_arithmetic): Use it.
16449 (stabilize_reference_1): Use it.
16450 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
16452 (build1_stat): Drop code to compute TREE_INVARIANT.
16453 (build2_stat): Drop code to compute TREE_INVARIANT.
16454 (build3_stat): Drop code to compute TREE_INVARIANT.
16455 (build4_stat): Drop code to compute TREE_INVARIANT.
16456 (build5_stat): Drop code to compute TREE_INVARIANT.
16457 (build7_stat): Drop code to compute TREE_INVARIANT.
16458 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
16459 * tree.h (struct tree_base): Remove invariant_flag.
16460 (TREE_INVARIANT): Remove.
16461 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
16462 (fold_builtin_expect): Check TREE_CONSTANT.
16463 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
16464 * c-tree.h (c_expr_to_decl): Drop third parameter.
16465 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
16466 (build_c_cast): Don't set TREE_INVARIANT.
16467 (pop_init_level): Don't set TREE_INVARIANT.
16468 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
16469 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
16471 (gimplify_init_constructor): Don't set TREE_INVARIANT.
16472 (gimplify_addr_expr): Adjust comment.
16473 * tree-mudflap.c (mf_build_string):
16474 * print-tree.c (print_node): Don't print TREE_INVARIANT.
16475 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
16476 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
16477 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
16478 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
16479 * langhooks.h (struct lang_hooks): Drop third parameter from
16482 2008-04-23 Richard Guenther <rguenther@suse.de>
16484 PR tree-optimization/27799
16485 PR tree-optimization/32921
16486 PR tree-optimization/32624
16487 * tree-ssa-structalias.c (merge_smts_into): Only merge the
16488 SMTs aliases and the tag itself into the solution.
16489 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
16490 merge the points-to solution back into the SMT aliases.
16491 (may_alias_p): Use alias_set_subset_of instead of
16492 aliases_conflict_p. A pointer which points to
16493 memory with alias set zero may access any variable.
16495 2008-04-23 Richard Guenther <rguenther@suse.de>
16497 * alias.c (alias_set_subset_of): Correctly handle asking
16498 if zero is a subset of an alias set with zero child.
16499 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
16500 (compute_flow_insensitive_aliasing): Correctly walk all
16501 pointers. Do not unnecessarily union sets.
16503 2008-04-23 Richard Guenther <rguenther@suse.de>
16505 PR middle-end/36021
16506 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
16508 2008-04-22 Tomas Bily <tbily@suse.cz>
16510 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
16512 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
16514 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16515 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16516 * tree-inline.c (estimate_num_insns_1): Likewise.
16517 * varasm.c (const_hash_1, compare_constant, copy_constant)
16518 (compute_reloc_for_constant, output_addressed_constants): Likewise.
16519 * emit-rtl.c (component_ref_for_mem_expr)
16520 (set_mem_attributes_minus_bitpos): Likewise.
16521 * expr.c (highest_pow2_factor, expand_expr_real_1, )
16522 (is_aligning_offset): Likewise.
16523 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
16524 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16525 * dojump.c (do_jump): Likewise.
16526 * builtins.c (get_pointer_alignment, get_memory_rtx)
16527 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
16528 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
16530 2008-04-23 Jakub Jelinek <jakub@redhat.com>
16532 PR rtl-optimization/36017
16533 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
16534 expanding the library call.
16536 2008-04-22 Ian Lance Taylor <iant@google.com>
16538 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
16539 than size_in_bytes.
16541 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
16543 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
16544 of LR/CTR moves for Power6.
16546 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
16548 PR middle-end/36003
16549 * passes.c (init_optimization_passes): Remove
16550 pass_fast_rtl_byte_dce.
16552 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
16555 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
16556 builtin functions to generate faster code.
16557 (_mm_cvtpu16_ps): Ditto.
16558 (_mm_cvtpi32x2_ps): Ditto.
16560 2008-04-22 Nick Clifton <nickc@redhat.com>
16562 * common.opt (ftree-loop-distribution): Add Optimization
16565 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
16566 (frv_expand_builtin_va_start): Likewise.
16568 * config/arm/arm.c (thumb_find_work_register): Fix location of
16569 argument register count.
16571 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16573 Support scheduling for ColdFire V1 and V3 microarchitecture.
16574 Improve scheduling of multiplication instructions.
16576 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
16577 (mac): New instruction attribute.
16578 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
16579 (m68k_sched_mac): New variable.
16580 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
16581 Handle cfv1 and cfv3.
16582 (max_insn_size): New static variable.
16583 (struct _sched_ib): New type.
16584 (sched_ib): New static variable.
16585 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
16586 to fields of 'struct _sched_ib sched_ib'. Update all uses.
16587 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
16589 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
16590 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
16591 new variables. Update.
16592 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16593 Add modeling of cfv3 instruction buffer. Update.
16594 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
16595 * config/m68k/m68k.h (TUNE_CFV3): New macro.
16596 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
16597 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
16598 a particular reservation applies to.
16599 (type2): Reorganize attribute values. Rename alu to alu_reg,
16600 alu_l to alu, move_l to omove. Join move to alu. Split mul
16601 to mul_l and mul_w.
16602 (cf_ib_*): Simplify description of instruction buffer.
16603 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
16604 (cf_mem): Split into cf_mem1 and cf_mem2.
16605 (cf_v2_move_??): Rename to cfv12_alu_??.
16606 (cf_v2_move_l_??): Rename to cfv12_omove_??.
16607 (cf_v2_mul_??): Remove reservations.
16608 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
16609 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
16610 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
16612 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
16613 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
16614 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
16615 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
16616 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
16617 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
16618 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
16619 expansions of the above reservations for instructions of sizes
16622 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16624 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
16626 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
16628 * coverage.c: Include tree-pass.h.
16629 (coverage_counter_alloc): Print da_file_name to the dump file.
16631 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16633 * sbitmap.c (sbitmap_range_empty_p): New function.
16634 * sbitmap.h (sbitmap_range_empty_p): New function.
16635 * bitmap.h: Now includes obstack.h.
16637 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
16638 Kenneth Zadeck <zadeck@naturalbridge.com>
16640 * dbgcnt.def (ra_byte_scan): Added.
16641 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
16642 when the last hit happens for a counter.
16643 * timevar.def (TV_DF_BYTE_LR): New variable.
16644 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
16645 * passes.c (pass_fast_rtl_byte_dce): New pass.
16646 * fwprop.c (update_df): Added mode to call df_ref_create.
16647 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16648 DF_REF_EXTRACT_OFFSET.
16649 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
16650 DF_BYTE_LR_OUT, df_byte_lr): New macro.
16652 (df_ref_extract): Added mode field.
16653 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
16654 DF_REF_EXTRACT_OFFSET.
16655 (DF_REF_EXTRACT_MODE): New macro.
16656 (df_byte_lr_bb_info): New structure.
16657 (df_print_byte_regset, df_compute_accessed_bytes,
16658 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
16659 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
16660 df_byte_lr_simulate_uses,
16661 df_byte_lr_simulate_artificial_refs_at_top,
16662 df_byte_lr_simulate_artificial_refs_at_end,
16663 df_compute_accessed_bytes): New function.
16664 (df_ref_create): Add parameter.
16665 (df_byte_lr_get_bb_info): New inline function.
16666 * df-scan.c (df_ref_record, df_uses_record,
16667 df_ref_create_structure): Added mode parameter.
16668 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
16669 df_defs_record, df_uses_record, df_get_conditional_uses,
16670 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
16671 df_entry_block_defs_collect, df_exit_block_uses_collect):
16672 Added mode parameter to calls to df_ref_record, df_uses_record,
16673 df_ref_create_structure.
16674 (df_ref_equal_p, df_ref_compare): Added test for modes.
16675 (df_ref_create_structure): Added code to set mode. Renamed
16676 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16677 DF_REF_EXTRACT_OFFSET.
16678 * df-core.c (df_print_byte_regset): New function.
16679 * df-byte-scan.c: New file.
16680 * df-problems.c (df_rd_transfer_function): Removed unnecessary
16681 calls to BITMAP_FREE.
16682 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
16683 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
16684 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
16685 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
16686 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
16687 df_byte_lr_local_compute, df_byte_lr_init,
16688 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
16689 df_byte_lr_transfer_function, df_byte_lr_free,
16690 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
16691 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
16692 df_byte_lr_simulate_uses,
16693 df_byte_lr_simulate_artificial_refs_at_top,
16694 df_byte_lr_simulate_artificial_refs_at_end): New function.
16695 * dce.c (byte_dce_process_block): New function.
16696 (dce_process_block): au is now passed in rather than computed
16697 locally. Changed loops that look at artificial defs to not look
16698 for conditional or partial ones, because there never are any.
16699 (fast_dce): Now is able to drive byte_dce_process_block or
16700 dce_process_block depending on the kind of dce being done.
16701 (rest_of_handle_fast_dce): Add parameter to fast_dce.
16702 (rest_of_handle_fast_byte_dce): New function.
16703 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
16704 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
16706 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
16709 * gcc.h: Added fortran options that take arguments to
16710 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
16713 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
16715 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
16716 scalarization if on the LHS and not a full access.
16718 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16720 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
16722 2008-04-18 Rafael Espíndola <espindola@google.com>
16724 * tree-vrp.c (find_case_label_index): Fix the binary search.
16725 (find_case_label_range): New.
16726 (vrp_visit_switch_stmt): Use find_case_label_range.
16727 (simplify_switch_using_ranges): Use find_case_label_range.
16729 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
16731 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
16732 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
16734 2008-04-18 Tom Tromey <tromey@redhat.com>
16737 * doc/cpp.texi (Implementation-defined behavior): Mention
16740 2008-04-18 Ian Lance Taylor <iant@google.com>
16742 * fold-const.c (pointer_may_wrap_p): New static function.
16743 (fold_comparison): Add another test for pointer overflow. Use
16744 pointer_may_wrap_p to disable some false positives.
16746 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
16748 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
16749 (fname_as_string): Match updated cpp_interpret_string prototype.
16750 (fix_string_type): Support char16_t* and char32_t*.
16751 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
16752 derivative) nodes. Register as builtin if C++0x.
16753 (c_parse_error): Support CPP_CHAR{16,32}.
16754 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
16755 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
16756 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
16757 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
16758 CTI_CHAR32_ARRAY_TYPE>: New elements.
16759 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
16760 char32_type_node, signed_char32_type_node, char16_array_type_node,
16761 char32_array_type_node): New defines.
16762 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
16763 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
16764 (lex_string): Support CPP_STRING{16,32}, match updated
16765 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
16766 (lex_charconst): Support CPP_CHAR{16,32}.
16767 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
16768 and CPP_STRING{16,32}.
16770 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
16773 * aclocal.m4: Regenerate.
16774 * configure: Regenerate.
16776 2008-04-18 Jan Hubicka <jh@suse.cz>
16778 * except.c (dw2_size_of_call_site_table,
16779 sjlj_size_of_call_site_table): Use vector API for call_site_record.
16781 * cgraphbuild.c (build_cgraph_edges): Update.
16782 * tree-pass.h: Update comment.
16783 * final.c (leaf_function_p): Update.
16784 (leaf_renumber_regs): Update.
16785 (rest_of_clean_state): Update.
16786 * omp-low.c (expand_omp_parallel): Update.
16787 * ipa-reference.c (analyze_function): Update.
16788 * reorg.c (find_end_label): Update.
16789 (optimize_skip): Update.
16790 (fill_simple_delay_slots): Update.
16791 (fill_simple_delay_slots): Update.
16792 (make_return_insns): Update.
16793 (dbr_schedule): Update.
16794 * gimple-low.c (record_vars_into): Update.
16795 * cfgbuild.c (make_edges): Update.
16796 * function.c (assign_stack_local): Update.
16797 (assign_parm_adjust_stack_rtl): Update.
16798 (locate_and_pad_parm): Update.
16799 (allocate_struct_function): Do not initialize stack_alignment_needed
16800 and preferred_stack_boundary here.
16801 (stack_protect_prologue): Update.
16802 (stack_protect_epilogue): Update.
16803 (expand_function_start): Initialize stack_alignment_needed,
16804 preferred_stack_boundary and max_jumptable_ents.
16805 (expand_function_end): Update.
16806 (free_after_compilation): Do not NULLify epilogue_delay_list.
16807 * function.h (struct rtl_data): Add stack_protect_guard,
16808 stack_alignment_needed,
16809 preferred_stack_boundary, epilogue_delay_list.
16810 (struct function): Remove value_histograms, stack_alignment_needed,
16811 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
16813 unexpanded_var_list, stack_protect_guard.
16814 (current_function_epilogue_delay_list): Remove.
16815 * ipa-type-escape.c (analyze_function): Update.
16816 * gimplify.c (pop_gimplify_context): Update comment.
16817 * calls.c (expand_call): Update.
16818 (emit_library_call_value_1): Update.
16819 * except.c (set_nothrow_function_flags): Update.
16820 * cfgexpand.c (get_decl_align_unit): Update.
16821 (create_stack_guard): Update.
16822 (estimated_stack_frame_size): Update.
16823 (expand_used_vars): Update.
16824 (tree_expand_cfg): Free histogram earliers, init expansion variables.
16825 * explow.c (allocate_dynamic_stack_space): Update.
16826 * tree-ssa-live.c (remove_unused_locals): Update.
16827 * varasm.c (mark_constant_pool): Update.
16828 * tree-inline.c (remap_decls): Update.
16829 (initialize_cfun): Update.
16830 (declare_return_variable): Update.
16831 (inline_forbidden_p): Update.
16832 (expand_call_inline): Update.
16833 (declare_inline_vars): Update.
16834 (tree_function_versioning): Update.
16835 * tree-flow.h (value_histograms): New.
16836 (VALUE_HISTOGRAMS): New macro.
16837 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
16839 * tree-cfg.c (set_bb_for_stmt): Update.
16840 (replace_by_duplicate_decl): Update.
16841 (move_block_to_fn): Update.
16842 (new_label_mapper): Update.
16843 (dump_function_to_file): Update.
16844 * ipa-struct-reorg.c (build_data_structure): Update.
16845 * cfgrtl.c (print_rtl_with_bb): Update.
16846 * reload1.c (reload): Update.
16848 * config/i386/i386.c (setup_incoming_varargs_64,
16849 ix86_compute_frame_layout): Update.
16850 * config/arc/arc.c (arc_output_function_epilogue): Update.
16852 2008-04-18 Marius Strobl <marius@FreeBSD.org>
16854 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
16855 for FreeBSD as well.
16856 * gthr-posix95.h: Likewise.
16858 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
16860 PR rtl-optimization/35838
16861 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
16862 out the byte offset of the first subreg.
16864 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
16866 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
16867 to split_ti instead of three separate calls with single member arrays.
16868 (subti3 splitter): Ditto.
16869 (adddi3 splitter): Ditto with split_di.
16870 (subdi3 splitter): Ditto.
16871 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
16872 two separate calls with single member arrays. Swap match_dup
16873 operands 1 and 2 to better fit into the array.
16874 (negdi2 splitter): Ditto with split_di.
16875 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
16876 two separate calls with single member arrays. Swap match_dup operands
16877 6 and 7 to better fit into the array.
16879 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
16881 * config/i386/i386.c (sse_builtin_type): New.
16882 (bdesc_sse_args): Likewise.
16883 (bdesc_sse_3arg): Removed.
16884 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16885 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
16886 IX86_BUILTIN_ROUNDPS.
16887 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
16888 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
16889 IX86_BUILTIN_ROUNDPS.
16890 (ix86_expand_sse_4_operands_builtin): Removed.
16891 (ix86_expand_sse_operands_builtin): New.
16892 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
16893 and CODE_FOR_sse4_1_roundps.
16894 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16895 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
16897 2008-04-17 Alan Modra <amodra@bigpond.net.au>
16900 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
16901 regs before frame pop when needed. If use_backchain_to_restore_sp
16902 then load backchain into a temp reg to restore vr and vrsave. Add
16903 code to restore vr after frame pop if possible.
16905 2008-04-17 Richard Guenther <rguenther@suse.de>
16907 * tree-vn.c (expressions_equal_p): Do not check type
16908 equality or compatibility before calling operand_equal_p.
16909 * fold-const.c (operand_equal_p): Check equivalence of
16910 integer constants before bailing out due to signedness or
16911 precision differences.
16912 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
16913 spurious differences in type qualification. Ignore types
16914 for COMPONENT_REFs at all.
16916 2008-04-17 Christian Bruel <christian.bruel@st.com>
16918 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
16919 msw_skip comparison.
16921 2008-04-16 Jakub Jelinek <jakub@redhat.com>
16924 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
16927 PR tree-optimization/35899
16928 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
16929 rather than TREE_OPERAND.
16931 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
16934 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
16935 temporary registers. Change operand predicate to general_operand.
16936 (remainderxf3): Ditto.
16938 2008-04-16 Richard Guenther <rguenther@suse.de>
16940 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
16941 * tree-affine.c (aff_combination_expand): Look through some
16944 2008-04-15 Doug Kwan <dougkwan@google.com>
16946 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
16948 * tree-pretty-print.c (dump_generic_node): Ditto.
16949 * final.c (output_addr_const): Ditto.
16950 * dwarf2out.c (output_cfi): Ditto.
16951 * c-pretty-print.c (pp_c_integer_constant): Ditto.
16952 * print-rtl.c (print_rtx): Ditto.
16953 * print-tree.c (print_node_brief, print_node): Ditto.
16954 * c-common.c (match_case_to_enum_1): Ditto.
16955 * sched-vis.c (print_value): Ditto.
16956 * config/i386/i386.c (print_operand): Cast to long unsigned int
16959 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
16960 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
16961 MS Windows VirtualProtect function.
16963 2008-04-15 Jan Hubicka <jh@suse.cz>
16965 * gengtype.c (write_root): Param_is argument is OK.
16966 * expr.c (expand_expr_real_1): Update call of get_exception_*.
16967 * function.h: Include varray.h
16968 (rtl_eh): New stucture based on except.c one.
16969 (call_site_record): New forward declaration and vector type.
16970 * calls.c (emit_call_1): Do not call
16971 note_current_region_may_contain_throw.
16972 * except.c (eh_status): Remove cur_region, try_region since they are
16974 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
16975 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
16976 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
16977 Remove call_site_data_used, call_site_data_size.
16978 Turn call_site_record into vector in function.h.
16979 (note_current_region_may_contain_throw): Remove.
16980 (get_exception_pointer, get_exception_filter): Do not take struct
16981 function argument; update.
16982 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
16983 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
16984 build_post_landing_pads, dw2_build_landing_pads,
16985 sjlj_assign_call_site_values, sjlj_mark_call_sites,
16986 sjlj_emit_function_enter, sjlj_emit_function_enter,
16987 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
16988 sjlj_build_landing_pads, finish_eh_generation,
16989 remove_exception_handler_label, remove_eh_handler,
16990 maybe_remove_eh_handler, add_reachable_handler,
16991 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
16992 add_action_record, collect_one_action_chain, add_call_site,
16993 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
16994 sjlj_output_call_site_table, output_function_exception_table,
16995 * except.h (note_current_region_may_contain_throw): Remove
16996 (get_exception_pointer, get_exception_filter): Do not take struct
16998 * Makefile.in (GTFILES): Put varargs before struct function.
17000 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17002 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17003 punt for STRING_CST.
17004 (get_constraint_for): Deal with STRING_CST here instead.
17006 2008-04-15 Richard Guenther <rguenther@suse.de>
17008 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17009 statements in a basic-block with a backward walk. Do not
17010 substitute into dead statements but instead remove those.
17012 2008-04-15 Richard Guenther <rguenther@suse.de>
17014 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17015 to zero, thus disable creation of SFTs.
17017 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17019 * tree-predcom.c (suitable_reference_p): Return false if the
17020 reference can throw.
17022 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17025 * c-decl.c (finish_decl): If extern or static var has variable
17026 size, set TREE_TYPE (decl) to error_mark_node.
17028 2008-04-15 Rafael Espíndola <espindola@google.com>
17030 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17033 2008-04-15 Richard Guenther <rguenther@suse.de>
17035 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17036 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17037 (visit_reference_op_load): Do walk vuse-vdef chains on
17038 vn_reference_lookup.
17039 (visit_reference_op_store): But do not here.
17040 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17041 vn_reference_lookup.
17042 (vn_lookup_with_vuses): But do so here.
17044 2008-04-14 Ian Lance Taylor <iant@google.com>
17046 * fold-const.c (fold_overflow_warning): Remove assertion.
17048 2008-04-15 Ben Elliston <bje@au.ibm.com>
17050 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17051 temp1 local variables.
17053 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17056 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17057 ".text.unlikely" section as executable.
17059 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17061 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17062 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17063 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17064 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17065 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17066 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17067 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17069 2008-04-14 Ian Lance Taylor <iant@google.com>
17071 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17072 * fold-const.c (fold_comparison): If appropriate, test
17073 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17074 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17075 reassociating a pointer type.
17076 * doc/invoke.texi (Optimize Options): Document that
17077 -fstrict-overflow applies to pointer wraparound.
17079 2008-04-13 Jan Hubicka <jh@suse.cz>
17081 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17083 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17085 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17086 we are going to "save the world".
17088 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17090 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17091 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17092 operand 0 constraint, not "=".
17094 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17096 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17098 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17100 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17101 of size of positions_needed * CHAR_BIT.
17103 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17105 PR middle-end/35897
17106 * dse.c (store_info): Change positions_needed to unsigned
17108 (lowpart_bitmask): New.
17109 (record_store): Cast to unsigned HOST_WIDE_INT for
17110 positions_needed. Assert width <= size of positions_needed *
17111 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17112 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17113 lowpart_bitmask to set mask.
17115 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17117 * config/bfin/constraints.md: New file.
17118 * config/bfin/bfin.md: Include it.
17119 (adddi3): Use satisfies_constraint functions instead of the old macros.
17120 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17121 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17122 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17123 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17124 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17125 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17126 EXTRA_CONSTRAINT): Delete.
17127 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17128 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17130 * config/bfin/bfin.c: Include "tm-constrs.h".
17131 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17132 Use satisfies_constraint functions instead of the old macros.
17133 * doc/md.texi (Blackfin Constraints): Update file name reference.
17135 2008-04-11 Richard Guenther <rguenther@suse.de>
17137 PR tree-optimization/35869
17138 * tree-vrp.c (execute_vrp): Move switch statement update after
17139 jump threading. Schedule another cfg cleanup run.
17141 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17144 * attribs.c (decl_attributes): Return early on errorneous node.
17146 2008-04-10 Oleg Ryjkov <olegr@google.com>
17148 * tree.h (struct tree_base): Added a new flag default_def_flag.
17149 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17151 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17153 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17155 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17158 * pa.md: Define mode iterator P. Define mode attribute dwc.
17159 (dcacheflush): Update pattern to use iterator P and attribute dwc.
17160 (icacheflush): Likewise.
17161 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17162 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17164 2008-04-11 Ben Elliston <bje@au.ibm.com>
17166 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17168 2008-04-10 Rafael Espíndola <espindola@google.com>
17170 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17171 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17172 (extract_range_from_expr): The same.
17174 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17176 * config/mips/mips.md (GPR2): New mode iterator.
17177 (seq): Add comment.
17178 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
17179 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
17180 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
17181 Rewrite these to take two modes, the mode of comparison and the
17182 mode of the destination.
17183 * config/mips/mips.c (mips_expand_scc): Instead of having
17184 paradoxical subreg as destination, expand "narrowing" scc if mode
17185 of comparison is SI and target is requested in DI mode.
17186 (mips_emit_int_order_test): Update comment. Make mode of
17187 comparison match CMP0 rather than TARGET. When creating inverse
17188 target use mode of TARGET.
17190 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17192 * gcov-dump.c (tag_summary): Only print summaries for the first
17193 GCOV_COUNTERS_SUMMABLE counters.
17195 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
17197 * config/i386/i386.md (absneg): New code iterator.
17198 (absnegprefix): New code attribute.
17199 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
17200 patterns using absneg code iterator.
17201 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
17202 using absneg code iterator.
17203 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
17204 *neg<mode>2 patterns using absneg code iterator.
17205 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17206 *negextendsfdf2 patterns using absneg code iterator.
17207 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
17208 *negextendsfxf2 patterns using absneg code iterator.
17209 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17210 *negextendsfdf2 patterns using absneg code iterator.
17211 * config/i386/sse.md (<code><mode>2): Macroize expander from
17212 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
17214 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
17216 * config/s390/s390.h: Remove the remains of the recent search
17217 & replace action of current_function_outgoing_args_size.
17219 2008-04-10 Ira Rosen <irar@il.ibm.com>
17221 PR tree-optimization/35821
17222 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
17223 NEW_STMT_LIST is not NULL.
17225 2008-04-09 David Edelsohn <edelsohn@gnu.org>
17228 * toplev.c (process_options): Remove -ffunction-sections debugging
17231 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
17233 PR middle-end/PR28690
17234 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
17235 than gen_rtx_fmt_ee to perform more canonicalizations.
17237 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17240 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
17242 2008-04-09 Richard Guenther <rguenther@suse.de>
17244 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
17245 (dump_function_to_file): Dump function arguments with types.
17247 2008-04-08 Richard Guenther <rguenther@suse.de>
17249 * fold-const.c (fold_widened_comparison): Do not allow
17250 sign-changes that change the result.
17252 2008-04-08 Janis Johnson <janis187@us.ibm.com>
17255 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
17256 kinds of indirect references.
17258 2008-04-08 David Edelsohn <edelsohn@gnu.org>
17260 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
17261 GNU Fortran language string.
17263 2008-04-08 Rafael Espíndola <espindola@google.com>
17265 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
17266 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
17267 * tree.h (tree_call_nonnegative_warnv_p): New.
17269 2008-04-08 Jan Hubicka <jh@suse.cz>
17271 * function.c (free_after_compilation): Clear out regno_reg_rtx
17274 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
17277 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17279 PR middle-end/PR28690
17280 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
17281 same precedence as REG_POINTER and MEM_POINTER operands.
17283 2008-04-08 Richard Guenther <rguenther@suse.de>
17285 PR middle-end/35834
17286 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
17287 for adding index to base.
17289 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
17291 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
17292 (MINGW_ENABLE_EXECUTE_STACK): New.
17293 (IN_LIBGCC2): For libgcc include windows.h file for
17294 function declarations.
17296 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
17298 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
17299 and tem2 if tem1 is not a REG or MULT.
17301 2008-04-08 Jan Hubicka <jh@suse.cz>
17303 * function.h (incomming_args): Break out of struct function.
17304 (function_subsections): Break out of struct function.
17305 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
17306 return_rtx and hard_reg_initial_vals from struct function.
17307 Kill inl_max_label_num.
17308 (current_function_pops_args, current_function_args_info,
17309 current_function_args_size, current_function_args_size,
17310 current_function_pretend_args_size,
17311 current_function_outgoing_args_size,
17312 current_function_internal_arg_pointer, current_function_return_rtx):
17313 Kill compatibility accestor macros.
17314 * builtins.c (expand_builtin_apply_args_1): Update.
17315 (expand_builtin_next_arg): Update.
17316 * df-scan.c (df_get_call_refs): Update.
17317 * dbxout.c (dbxout_function_end): Update.
17318 * dwarf2out.c (dwarf2out_switch_text_section): Update.
17319 (output_line_info): Update.
17320 (secname_for_decl): Update.
17321 (dwarf2out_var_location): Update.
17322 * function.c (free_after_compilation): Update.
17323 (assign_parm_find_stack_rtl): Update.
17324 (assign_parms): Update.
17325 (expand_dummy_function_end): Update.
17326 (expand_function_end): Update.
17327 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
17328 (expand_call): Update.
17329 (emit_library_call_value_1): Update.
17330 (store_one_arg): Update.
17331 * varasm.c (initialize_cold_section_name): Update.
17332 (unlikely_text_section): Update.
17333 (unlikely_text_section_p): Update.
17334 (assemble_start_function): Update.
17335 (assemble_end_function): Update.
17336 (default_section_type_flags): Update.
17337 (switch_to_section): Update.
17338 * integrate.c (set_decl_abstract_flags): Update.
17339 (get_hard_reg_initial_val): Update.
17340 (has_hard_reg_initial_val): Update.
17341 (allocate_initial_values): Update.
17342 * resource.c (init_resource_info): Update.
17343 * config/alpha/alpha.c (NUM_ARGS): Update.
17344 (direct_return): Update.
17345 (alpha_va_start): Update.
17346 (alpha_sa_size): Update.
17347 (alpha_initial_elimination_offset): Update.
17348 (alpha_expand_prologue): Update.
17349 (alpha_start_function): Update.
17350 (alpha_expand_epilogue): Update.
17351 (unicosmk_initial_elimination_offset):
17352 * config/alpha/alpha.md (call expander): Update.
17353 * config/s390/s390.c (s390_register_info): Update.
17354 (s390_register_info): Update.
17355 (s390_frame_info): Update.
17356 (s390_initial_elimination_offset): Update.
17357 (s390_build_builtin_va_list): Update.
17358 (s390_va_start): Update.
17359 * config/spu/spu.c (direct_return): Update.
17360 (spu_expand_prologue): Update.
17361 (spu_initial_elimination_offset): Update.
17362 (spu_build_builtin_va_list): Update.
17363 (spu_va_start): Update.
17364 * config/sparc/sparc.c (sparc_init_modes): Update.
17365 (sparc_compute_frame_size): Update.
17366 (function_value): Update.
17367 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
17368 * config/i386/i386.md (return expander): Update.
17369 * config/i386/i386.c (ix86_va_start): Update.
17370 (ix86_can_use_return_insn_p): Update.
17371 (ix86_compute_frame_layout): Update.
17372 (ix86_expand_epilogue): Update.
17373 * config/sh/sh.c (output_stack_adjust): Update.
17374 (calc_live_regs): Update.
17375 (sh_expand_prologue): Update.
17376 (sh_builtin_saveregs): Update.
17377 (sh_va_start): Update.
17378 (initial_elimination_offset): Update.
17379 (sh_allocate_initial_value): Update.
17380 (sh_function_ok_for_sibcall): Update.
17381 (sh_get_pr_initial_val): Update.
17382 * config/sh/sh.md (return expander): Update.
17383 * config/avr/avr.c (frame_pointer_required_p): UPdate.
17384 * config/crx/crx.c (crx_compute_frame): UPdate.
17385 (crx_initial_elimination_offset): UPdate.
17386 * config/xtensa/xtensa.c (compute_frame_size): Update
17387 (xtensa_builtin_saveregs): Update.
17388 (xtensa_va_start): Update.
17389 (order_regs_for_local_alloc): Update.
17390 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
17391 (xstormy16_expand_builtin_va_start): Update.
17392 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
17393 * config/m68hc11/m68hc11.md (return expanders): Update.
17394 * config/m68hc11/m68hc11.c (expand_prologue): Update.
17395 (expand_epilogue): Update.
17396 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
17397 (cris_simple_epilogue): Update.
17398 (cris_expand_prologue): Update.
17399 (cris_expand_epilogue): Update.
17400 * config/iq2000/iq2000.c (iq2000_va_start): Update.
17401 (compute_frame_size): Update.
17402 * config/mt/mt.c (mt_compute_frame_size): Update.
17403 * config/mn10300/mn10300.c (expand_prologue): Update.
17404 (expand_epilogue): Update.
17405 (initial_offset): Update.
17406 (mn10300_builtin_saveregs):
17407 * config/mn10300/mn10300.md (return expander): Update.
17408 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17409 (ia64_initial_elimination_offset): Update.
17410 (ia64_initial_elimination_offset): Update.
17411 (ia64_expand_prologue): Update.
17412 * config/m68k/m68k.md (return expander): Update.
17413 * config/rs6000/rs6000.c (rs6000_va_start): Update.
17414 (rs6000_stack_info): Update.
17415 * config/mcore/mcore.c (layout_mcore_frame): Update.
17416 (mcore_expand_prolog): Update.
17417 * config/arc/arc.c (arc_compute_frame_size): Update.
17418 * config/score/score3.c (score3_compute_frame_size): Update.
17419 * config/score/score7.c (score7_compute_frame_size): Update.
17420 * config/arm/arm.c (use_return_insn): Update.
17421 (thumb_find_work_register): Update.
17422 (arm_compute_save_reg_mask): Update.
17423 (arm_output_function_prologue): Update.
17424 (arm_output_epilogue): Update.
17425 (arm_size_return_regs): Update.
17426 (arm_get_frame_offsets): Update.
17427 (arm_expand_prologue): Update.
17428 (thumb_exit): Update.
17429 (thumb_unexpanded_epilogue): Update.
17430 (thumb1_output_function_prologue): Update.
17431 * config/pa/pa.md (return expander): Update.
17432 * config/pa/pa.c (compute_frame_size): Update.
17433 (hppa_builtin_saveregs): Update.
17434 * config/mips/mips.c (mips_va_start): Update.
17435 (mips16_build_function_stub): Update.
17436 (mips_compute_frame_info): Update.
17437 (mips_restore_gp): Update.
17438 (mips_output_function_prologue): Update.
17439 (mips_expand_prologue): Update.
17440 * config/v850/v850.c (compute_frame_size): Update.
17441 (expand_prologue): * config/mmix/mmix.c (along): update.
17442 (mmix_initial_elimination_offset): update.
17443 (mmix_reorg): update.
17444 (mmix_use_simple_return): update.
17445 (mmix_expand_prologue): update.
17446 (mmix_expand_epilogue): Update.
17447 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
17448 (emit_link_insn): Update.
17450 2008-04-08 Anatoly Sokolov <aesok@post.ru>
17452 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
17453 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
17455 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
17458 2008-04-07 Jan Hubicka <jh@suse.cz>
17460 * function.h (rtl): Rename to x_rtl.
17461 (crtl): New define.
17462 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17463 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17464 used_temp_slots avail_temp_slots, temp_slot_level,
17465 nonlocal_goto_handler_labels): Update accesstors.
17466 (rtl): New global variable.
17467 (struct function): Move some fileds to rtl_data.
17468 (get_arg_pointer_save_area): Update prototype.
17469 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17470 get_arg_pointer_save_area.
17471 * expr.c (init_expr): Update
17472 * function.c (get_frame_size): Update
17473 (assign_stack_local): Update
17474 (expand_function_end): Update.
17475 (get_art_pointer_save_area): Update
17477 * emit-rtl.c (rtl): Declare.
17478 (regno_reg_rtx): Declare.
17479 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17481 (gen_reg_rtx): Update.
17482 * varasm.c (n_deferred_constatns): Update accestor.
17483 (init_varasm_status): Do not allocate varasm_status.
17484 (force_const_mem, get_pool_size, output_constant_pool): Update.
17485 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17486 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17487 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
17488 * sparc/sparc.h (INIT_EXPANDERS): Update.
17489 * ia64/ia64.h (INIT_EXPANDERS): Update.
17491 2008-04-07 James E. Wilson <wilson@tuliptree.org>
17493 * reload.c (push_secondary_reload): Add missing break to for loop.
17495 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17497 PR middle-end/PR28690
17498 * rtlanal.c: Update copyright years.
17499 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
17500 as REG_POINTER and MEM_POINTER operands.
17501 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
17502 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
17503 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
17504 * gcse.c: Update copyright years.
17505 (pre_delete): Call gen_reg_rtx_and_attrs.
17506 (hoist_code): Likewise.
17507 (build_store_vectors): Likewise.
17508 (delete_store): Likewise.
17509 * loop-invariant.c (move_invariant_reg): Likewise.
17510 Update copyright years.
17512 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
17514 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
17515 control string instead of quoted.
17517 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17519 * doc/rtl.texi: Rewrite of subreg section.
17521 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
17524 * config/i386/i386.c (legitimize_pic_address): Add treating
17525 of dllimport SYM_REF's.
17526 (legitimize_dllimport_symbol): Add prototype.
17528 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17530 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
17531 reference in constructor with non self-referential type.
17533 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17535 Removal of Return with Depressed Stack Pointer support
17536 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
17537 (ECF_SP_DEPRESSED): Likewise.
17538 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
17539 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
17540 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17541 (expand_call): Do not test ECF_SP_DEPRESSED.
17542 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17543 * function.c (keep_stack_depressed): Delete.
17544 (handle_epilogue_set): Likewise.
17545 (update_epilogue_consts): Likewise.
17546 (emit_equiv_load): Likewise.
17547 (thread_prologue_and_epilogue_insns): Remove support for Return with
17548 Depressed Stack Pointer.
17549 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17551 2008-04-06 Richard Guenther <rguenther@suse.de>
17553 PR tree-optimization/35400
17554 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
17555 information from SSA_NAMEs.
17557 2008-04-06 Anatoly Sokolov <aesok@post.ru>
17559 * config/avr/avr.h (avr_mega_p): Remove declaration.
17560 (AVR_MEGA): Remove macro.
17561 * config/avr/avr.c (avr_mega_p): Remove variable.
17562 (avr_override_options): Remove inicializion of avr_mega_p.
17563 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17564 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17565 (avr_jump_mode): (Ditto.).
17566 (avr_output_progmem_section_asm_op): (Ditto.).
17567 (avr_asm_init_sections): (Ditto.).
17568 (avr_asm_init_sections): (Ditto.).
17569 (avr_rtx_costs): (Ditto.).
17570 * config/avr/avr.md: (Ditto.).
17571 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
17574 2008-04-06 Richard Guenther <rguenther@suse.de>
17576 PR tree-optimization/35842
17577 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
17578 is_gimple_invariant_address.
17580 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17582 * gcc.c (default_compilers): Sync Fortran extensions list with
17583 that in fortran/lang-specs.h.
17584 * doc/invoke.texi: Likewise.
17585 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
17586 * dwarf2out.c (gen_compile_unit_die): Likewise.
17588 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
17590 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
17592 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
17595 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
17596 attribute is used for nested functions.
17598 2008-04-05 Jan Hubicka <jh@suse.cz>
17600 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
17602 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
17604 (dump_files): Update.
17605 (enable_rtl_dump_file): Do not accept letter argument.
17606 * tree-pass.h (dump_file_info): Remove letter argument.
17607 * toplev.c (decode_d_option): Update -da handling.
17608 * toplev.h (enable_rtl_dump_file): Update prototype.
17609 * passes.c (register_one_dump_file): Do not accept IPA argument; work
17610 it out based on pass type.
17611 (register_dump_files_1): Likewise.
17612 (init_optimization_passes): Update register_one_dump_file calls.
17613 (execute_one_pass): Sanity check that IPA passes are called at IPA
17614 level and RTL passes at RTL level.
17615 (execute_pass_list): IPA pass can not be after or subpass of
17617 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
17618 disallov RTL subpasses of IPA subpasses.
17620 2008-04-05 Ben Elliston <bje@au.ibm.com>
17622 * tree-cfg.c (need_fake_edge_p): Return false for calls to
17623 builtins that return exactly once and do not throw. Cache call to
17626 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
17628 PR rtl-optimization/34916
17629 PR middle-end/35519
17630 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
17631 between instruction pairs.
17633 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
17635 * doc/invoke.texi: Document -mbitops for SH.
17636 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
17637 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
17638 * config/sh/sh.c (print_operand): Add %t operand code.
17639 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
17640 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
17641 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
17642 (extendqihi2): Likewise.
17643 (movqi_i): Likewise.
17644 (insv): Use bset, bclr and bst instructions for SH2A if possible.
17645 (extv): Use bld instruction for SH2A if possible.
17647 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
17648 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
17649 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
17650 (bset.b, bclr.b): Define peepholes.
17651 * config/sh/sh.opt (mbitops): New option.
17653 2008-04-04 Janis Johnson <janis187@us.ibm.com>
17656 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
17657 and view convert expression.
17659 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17662 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17664 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
17666 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
17668 * config/i386/cpuid.h (bit_AES): New.
17669 (bit_PCLMUL): Likewise.
17671 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
17672 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
17673 SSE2 if AES or PCLMUL is enabled.
17674 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
17675 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17676 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
17677 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
17678 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
17679 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
17680 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17681 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
17682 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
17683 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
17684 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
17685 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
17686 __builtin_ia32_aeskeygenassist128 and
17687 __builtin_ia32_pclmulqdq128.
17688 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
17689 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
17690 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
17692 * config/i386/i386.h (TARGET_AES): New.
17693 (TARGET_PCLMUL): Likewise.
17694 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
17696 * config/i386/i386.md (UNSPEC_AESENC): New.
17697 (UNSPEC_AESENCLAST): Likewise.
17698 (UNSPEC_AESDEC): Likewise.
17699 (UNSPEC_AESDECLAST): Likewise.
17700 (UNSPEC_AESIMC): Likewise.
17701 (UNSPEC_AESKEYGENASSIST): Likewise.
17702 (UNSPEC_PCLMUL): Likewise.
17704 * config/i386/i386.opt (maes): New.
17705 (mpclmul): Likewise.
17707 * config/i386/sse.md (aesenc): New pattern.
17708 (aesenclast): Likewise.
17709 (aesdec): Likewise.
17710 (aesdeclast): Likewise.
17711 (aesimc): Likewise.
17712 (aeskeygenassist): Likewise.
17713 (pclmulqdq): Likewise.
17715 * config/i386/wmmintrin.h: New.
17717 * doc/extend.texi: Document AES and PCLMUL built-in function.
17719 * doc/invoke.texi: Document -maes and -mpclmul.
17721 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
17723 * function.c (free_after_parsing): Replace with
17724 cxx_push_function_context from C++ front-end.
17725 (allocate_struct_function): Don't call langhook.
17726 * langhooks.h (struct lang_hooks_for_functions): Delete.
17727 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
17729 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
17730 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
17731 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
17732 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
17733 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
17734 remove LANG_HOOKS_FUNCTION_INITIALIZER.
17735 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
17737 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
17738 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
17740 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17743 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
17746 2008-04-04 Richard Guenther <rguenther@suse.de>
17748 PR middle-end/35823
17749 * fold-const.c (optimize_minmax_comparison): Use the correct
17750 type for the constant in the simplified comparison.
17752 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
17754 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
17755 Pass L2 size as "--param l2-cache-size" to the compiler.
17756 (decode_l2_cache): New function to decode L2 cache parameters using
17757 0x8000006 extended cpuid function.
17758 (detect_caches_amd): Determine parameters of L2 cache using
17759 decode_l2_caches function.
17760 (decode_caches_intel): Decode L2 cache parameters.
17761 (detect_caches_intel): Determine L2 cache parameters using
17762 decode_caches_intel and decode_l2_caches functions.
17764 2008-04-03 Bob Wilson <bob.wilson@acm.org>
17766 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
17767 secondary input reload for subword loads from the constant pool.
17769 2008-04-03 Janis Johnson <janis187@us.ibm.com>
17772 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
17773 constants of the appropriate size for runtime calculations.
17776 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
17777 decimal-float literal constant zero.
17779 2008-04-03 Jakub Jelinek <jakub@redhat.com>
17782 * c-parser.c (c_parser_omp_atomic): Call
17783 default_function_array_conversion on the RHS.
17785 PR middle-end/35818
17786 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
17787 call is_variable_sized if decl has incomplete type.
17789 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
17791 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
17793 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
17795 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
17797 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
17798 (sgt<u>): Merge sgt and sgtu into new expander.
17799 (sgt, sgtu): Remove expanders.
17800 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
17801 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
17802 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
17803 *sgtu_<mode>_mips16 into new pattern.
17804 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
17805 (sge<u>): Merge sge and sgeu into new expander.
17806 (sge, sgeu): Remove expanders.
17807 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
17809 (*sge_<mode>, second *sge_<mode>): Remove patterns.
17810 (slt<u>): Merge slt and sltu into new expander.
17811 (slt, sltu): Remove expanders.
17812 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
17813 (*slt_<mode>, *sltu_<mode>): Remove patterns.
17814 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
17815 *sltu_<mode>_mips16 into new pattern.
17816 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
17817 (sle<u>): Merge sle and sleu into new expander.
17818 (sle, sleu): Remove expanders.
17819 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
17820 (*sle_<mode>, *sleu_<mode>): Remove patterns.
17821 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
17822 *sleu_<mode>_mips16 into new pattern.
17823 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
17825 2008-04-03 Jan Hubicka <jh@suse.cz>
17827 PR tree-optimization/35795
17828 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
17829 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17830 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
17831 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
17832 * score/score3.c (score3_output_mi_thunk): Likewise.
17833 * score/score7.c (score7_output_mi_thunk): Likewise.
17834 * mips/mips.c (mips_output_mi_thunk): Likewise.
17836 2008-04-03 Richard Guenther <rguenther@suse.de>
17838 * tree-vrp.c (extract_range_from_unary_expr): Handle all
17839 conversions. Simplify code.
17841 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
17843 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
17845 2008-04-03 Tom Tromey <tromey@redhat.com>
17846 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17848 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17849 * config/bfin/t-bfin-linux (generated_files): Add
17850 linux-sysroot-suffix.h.
17851 * doc/install.texi (Prerequisites): Require make 3.80.
17852 * doc/sourcebuild.texi (Front End Directory): Document new
17854 * Makefile.in (generated_files): New variable.
17855 (ALL_HOST_OBJS): New variable.
17856 ($(ALL_HOST_OBJS)): New target.
17858 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17860 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
17861 (remap_block): Call id->transform_lang_insert_block instead
17863 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
17864 Set id.transform_lang_insert_block to NULL.
17865 (clone_body): Move to cp/optimize.c
17866 * tree-inline.h (struct copy_body_data): Change
17867 transform_lang_insert_block to function pointer.
17868 (copy_generic_body, copy_decl_no_change): Export.
17869 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
17870 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
17871 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
17873 * c-tree.h (insert_block): Kill.
17874 * c-decl.c (insert_block): Kill.
17876 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17878 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17879 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17880 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
17882 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
17883 argument, call {push,pop}_function_context from here.
17884 * c-parser.c: Use c_{push,pop}_function_context.
17886 * function.c (push_function_context_to): Move meat ...
17887 (push_function_context): ... here. Simplify.
17888 * function.c (pop_function_context_from): Move meat ...
17889 (pop_function_context): ... here. Simplify.
17890 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
17892 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17893 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17894 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
17895 * tree.h (push_function_context_to, pop_function_context_from): Remove.
17897 2008-04-03 Ben Elliston <bje@au.ibm.com>
17899 * expmed.c (extract_force_align_mem_bit_field): Remove.
17901 2008-04-03 Richard Guenther <rguenther@suse.de>
17903 PR middle-end/35800
17904 * expr.h (try_casesi): Adjust prototype.
17905 * expr.c (try_casesi): Take fallback label as extra parameter.
17906 Use that for gen_casesi if default_label is NULL.
17907 * stmt.c (expand_case): Pass fallback label to try_casesi,
17908 make sure to fill gaps with a fallback label if default_label
17911 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
17914 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
17916 2008-04-03 Ben Elliston <bje@au.ibm.com>
17918 * expmed.c (extract_split_bit_field): Remove if (0) code.
17919 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
17920 (do_ds_constraint): Likewise.
17922 2008-04-02 Joseph Myers <joseph@codesourcery.com>
17924 * doc/cppopts.texi (-dU): Document.
17925 * c-common.h (flag_dump_macros): Update comment.
17926 * c-opts.c (handle_OPT_d): Handle -dU.
17927 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
17928 dump_queued_macros, cb_used_define, cb_used_undef): New.
17929 (init_pp_output): Handle -dU.
17930 (cb_line_change): Call dump_queued_macros.
17931 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
17933 2008-04-02 Anatoly Sokolov <aesok@post.ru>
17935 * config/avr/predicates.md (io_address_operand): New predicate.
17936 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
17937 * config/avr/avr.c (avr_io_address_p): Remove function.
17938 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
17939 'avr_io_address_p' function.
17940 (out_movhi_r_mr): (Ditto.).
17941 (out_movqi_mr_r): (Ditto.).
17942 (out_movhi_mr_r): (Ditto.).
17943 (avr_address_cost): (Ditto.).
17945 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
17947 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
17948 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
17949 in 32bit mode when XMM registers are available to avoid store
17951 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
17952 corresponding post-reload splitters.
17954 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17956 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
17957 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
17958 __builtin_ia32_roundss.
17959 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
17960 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
17961 __builtin_ia32_roundss.
17962 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
17963 IX86_BUILTIN_SHUFPD here.
17965 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17967 * config/i386/i386.md (plogic): New.
17968 (plogicprefix): Likewise.
17970 * config/i386/mmx.md (mmx_<code><mode>3): New.
17971 (mmx_and<mode>3): Removed.
17972 (mmx_ior<mode>3): Likewise.
17973 (mmx_xor<mode>3): Likewise.
17975 * config/i386/sse.md (<code><mode>3): New.
17976 (*<code><mode>3): Likewise.
17977 (*<code><mode>3): Likewise.
17978 (<code><mode>3): Likewise.
17979 (*sse_<code><mode>3): Likewise.
17980 (*sse2_<code><mode>3): Likewise.
17981 (<code>tf3): Likewise.
17982 (*<code>tf3): Likewise.
17983 (and<mode>3): Likewise.
17984 (*and<mode>3): Likewise.
17985 (ior<mode>3): Removed.
17986 (*ior<mode>3): Likewise.
17987 (xor<mode>3): Likewise.
17988 (*xor<mode>3): Likewise.
17989 (*and<mode>3): Likewise.
17990 (*ior<mode>3): Likewise.
17991 (*xor<mode>3): Likewise.
17992 (and<mode>3): Likewise.
17993 (*sse_and<mode>3): Likewise.
17994 (*sse2_and<mode>3): Likewise.
17995 (andtf3): Likewise.
17996 (*andtf3): Likewise.
17997 (ior<mode>3): Likewise.
17998 (*sse_ior<mode>3): Likewise.
17999 (*sse2_ior<mode>3): Likewise.
18000 (iortf3): Likewise.
18001 (*iortf3): Likewise.
18002 (xor<mode>3): Likewise.
18003 (*sse_xor<mode>3): Likewise.
18004 (*sse2_xor<mode>3): Likewise.
18005 (xortf3): Likewise.
18006 (*xortf3): Likewise.
18008 2008-04-02 Richard Guenther <rguenther@suse.de>
18010 PR tree-optimization/14495
18011 PR tree-optimization/34793
18012 * tree-vrp.c (struct switch_update): New structure.
18013 (to_remove_edges, to_update_switch_stmts): New VECs.
18014 (simplify_switch_using_ranges): New function. Remove not taken
18015 case labels and edges.
18016 (simplify_stmt_using_ranges): Call it.
18017 (identify_jump_threads): Mark edges we have queued for removal
18018 so we don't thread them.
18019 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18021 * tree-cfg.c (group_case_labels): Deal with missing default label.
18022 (tree_verify_flow_info): Allow missing default label.
18023 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18024 (emit_case_nodes): Likewise.
18025 (expand_case): Do not rely on the default label to be present.
18026 * expr.c (try_casesi): Deal with NULL default_label.
18027 (do_tablejump): Likewise.
18029 2008-04-02 Richard Guenther <rguenther@suse.de>
18031 PR tree-optimization/14495
18032 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18033 SWITCH_EXPR here ...
18034 (vrp_visit_switch_stmt): ... but here (new function).
18035 (find_case_label_index): New helper function.
18036 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18038 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18040 * fwprop.c: Fix ISO-C99ism.
18042 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18045 * Makefile.in (objdir): Set it here.
18046 * configure.ac: Not here. Find dynamic linker characteristics.
18047 * exec-tool.in: Use them.
18048 * aclocal.m4: Regenerate.
18049 * configure: Regenerate.
18051 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18053 * expr.c (expand_var): Delete it.
18054 * expr.h (expand_var): Delete prototype.
18055 * function.c (expand_function_start): Use expand_decl instead.
18056 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18059 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18061 PR rtl-optimization/35542
18062 * fwprop.c (forward_propagate_and_simplify): Replace
18063 loc_reg_mentioned_in_p with reg_mentioned_p.
18065 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18067 PR rtl-optimization/35281
18068 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18069 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18070 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18071 (varying_mem_p): Move above propagate_rtx.
18072 (all_uses_available_at): Do not check MEMs.
18074 2008-04-02 Rafael Espíndola <espindola@google.com>
18076 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18077 (register_edge_assert_for_2): Split the cond argument.
18078 (register_edge_assert_for_1): Adjust for the change in
18079 register_edge_assert_for_2.
18080 (register_edge_assert_for): Split the cond argument.
18081 (find_switch_asserts): Adjust for the change in
18082 register_edge_assert_for.
18084 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18086 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18087 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18088 offsets for 64-bit mingw.
18089 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18090 abi for x86_64-pc-mingw.
18092 2008-04-02 Richard Guenther <rguenther@suse.de>
18094 * tree-vrp.c (extract_range_from_assert): Make sure to not
18095 produce range min/max with TREE_OVERFOW set.
18096 If merging a anti-range and a range keep the anti-range if
18097 the range covers all values of the type.
18098 (register_edge_assert_for_2): Only allow sign-changing
18099 conversions in detecting canonical range checks. Also
18100 register an assert for the unsigned name if useful.
18102 PR tree-optimization/35787
18103 * tree-vrp.c (vrp_val_max): New function.
18104 (vrp_val_min): Likewise.
18105 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18106 (vrp_val_is_min): Likewise.
18107 (supports_overflow_infinity): Use vrp_val_{min,max}.
18108 (negative_overflow_infinity): Likewise.
18109 (positive_overflow_infinity): Likewise.
18110 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18111 (is_positive_overflow_infinity): Likewise.
18112 (is_overflow_infinity): Likewise.
18113 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18114 vrp_val_is_{min,max}.
18115 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18116 to ranges if possible. Avoid empty ranges.
18118 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18120 PR middle-end/35705
18121 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18122 the expression is a function address.
18124 2008-04-01 George Helffrich <george@gcc.gnu.org>
18126 PR fortran/35154, fortran/23057
18127 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18128 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18129 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18130 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18132 (dbxout_syms): Check for COMMON-based symbol and wrap in
18133 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18134 in bracket for efficiency.
18136 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18137 using DW_TAG_common_block + member offset.
18138 (add_pubname_string): New function.
18139 (dw_expand_expr): New function to find block name and offset for
18141 (common_check): New function to check whether symbol in Fortran COMMON.
18142 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18144 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18147 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18149 2008-04-02 Ben Elliston <bje@au.ibm.com>
18151 * config/v850/v850.md (casesi): Remove if (0) code.
18152 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18153 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18155 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18157 * config/i386/i386.md (rex64suffix): New mode attribute.
18158 (floathi<mode>2): Disable expander for SSE math.
18159 (*floathi<mode>2_1): New insn insn_and_split pattern.
18160 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
18161 corresponding post-reload splitters.
18162 (*floathi<mode>2_i387): New macroized insn pattern.
18163 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18164 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18165 insn_and_split pattern.
18166 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18167 New macroized instruction patterns and corresponding post-reload
18169 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18170 and corresponding post-reload splitters.
18171 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18172 New macroized instruction patterns.
18173 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18174 macroized instruction patterns and corresponding post-reload splitters.
18175 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18176 corresponding post-reload splitters.
18177 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
18178 New macroized instruction patterns.
18179 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
18180 corresponding post-reload splitters.
18181 (*floatsi<mode>2_i387): New macroized instruction patterns.
18183 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
18185 * config/i386/i386.md (smaxmin): New.
18186 (umaxmin): Likewise.
18187 (maxminiprefix): Likewise.
18188 (maxminfprefix): Likewise.
18189 (<code><mode>3): Likewise.
18190 (smin<mode>3): Removed.
18191 (smax<mode>3): Likewise.
18193 * config/i386/mmx.md (mmx_<code>v2sf3): New.
18194 (mmx_<code>v4hi3): Likewise.
18195 (mmx_<code>v8qi3): Likewise.
18196 (mmx_smaxv2sf3): Removed.
18197 (mmx_sminv2sf3): Likewise.
18198 (mmx_umaxv8qi3): Likewise.
18199 (mmx_smaxv4hi3): Likewise.
18200 (mmx_uminv8qi3): Likewise.
18201 (mmx_sminv4hi3): Likewise.
18203 * config/i386/sse.md (<addsub><mode>3): New.
18204 (*<addsub><mode>3): Likewise.
18205 (<sse>_vm<addsub><mode>3): Likewise.
18206 (<maxmin><mode>3): Likewise.
18207 (*<maxmin><mode>3_finite): Likewise.
18208 (*<maxmin><mode>3): Likewise.
18209 (<sse>_vm<maxmin><mode>3): Likewise.
18210 (sse3_h<addsub>v4sf3): Likewise.
18211 (sse3_h<addsub>v2df3): Likewise.
18212 (<maxmin>v16qi3): Likewise.
18213 (*<maxmin>v16qi3): Likewise.
18214 (<maxmin>v8hi3): Likewise.
18215 (*<maxmin>v8hi3): Likewise.
18216 (*sse4_1_<maxmin><mode>3): Likewise.
18217 (*sse4_1_<maxmin><mode>3): Likewise.
18218 (add<mode>3): Removed.
18219 (*add<mode>3): Likewise.
18220 (<sse>_vmadd<mode>3): Likewise.
18221 (sub<mode>3): Likewise.
18222 (*sub<mode>3): Likewise.
18223 (<sse>_vmsub<mode>3): Likewise.
18224 (smin<mode>3): Likewise.
18225 (*smin<mode>3_finite): Likewise.
18226 (*smin<mode>3): Likewise.
18227 (<sse>_vmsmin<mode>3): Likewise.
18228 (smax<mode>3): Likewise.
18229 (*smax<mode>3_finite): Likewise.
18230 (*smax<mode>3): Likewise.
18231 (<sse>_vmsmax<mode>3): Likewise.
18232 (sse3_haddv4sf3): Likewise.
18233 (sse3_haddv2df3): Likewise.
18234 (sse3_hsubv4sf3): Likewise.
18235 (sse3_hsubv2df3): Likewise.
18236 (umaxv16qi3): Likewise.
18237 (*umaxv16qi3): Likewise.
18238 (smaxv8hi3): Likewise.
18239 (*smaxv8hi3): Likewise.
18240 (*sse4_1_smax<mode>3): Likewise.
18241 (*sse4_1_umax<mode>3): Likewise.
18242 (uminv16qi3): Likewise.
18243 (*uminv16qi3): Likewise.
18244 (sminv8hi3): Likewise.
18245 (*sminv8hi3): Likewise.
18246 (*sse4_1_smin<mode>3): Likewise.
18247 (*sse4_1_umin<mode>3): Likewise.
18249 2008-04-01 Rafael Espíndola <espindola@google.com>
18251 * tree-cfg.c (verify_expr): remove in_phi.
18252 (verify_stmt): Don't call walk_tree with verify_expr. Use
18253 is_gimple_min_invariant instead of is_gimple_val.
18255 2008-04-01 Joseph Myers <joseph@codesourcery.com>
18257 * doc/include/gpl_v3.texi: Update for manpage generation.
18258 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
18260 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
18261 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
18262 gpl_v3.texi instead of gpl.texi.
18265 2008-04-01 Jakub Jelinek <jakub@redhat.com>
18268 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
18270 2008-04-01 Rafael Espíndola <espindola@google.com>
18272 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
18273 (extract_code_and_val_from_cond): Use
18274 extract_code_and_val_from_cond_with_ops.
18276 2008-04-01 Jan Hubicka <jh@suse.cz>
18278 * function.c (free_after_compilation): Free epilogue_delay_list.
18279 (prepare_function_start): Assert that previous compilation was freed.
18281 2008-04-01 Jan Hubicka <jh@suse.cz>
18282 Jim Wilson <wilson@tuliptree.org>
18283 Andreas Tobler <andreast@gcc.gnu.org>
18285 PR middle-end/35781
18286 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
18287 rtl.emit instead cfun->emit.
18288 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
18289 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
18291 2008-04-01 Ben Elliston <bje@au.ibm.com>
18293 * doc/c-tree.texi (Function Basics): Fix grammatical error.
18295 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
18297 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
18299 (fprofile-use): Add var flag_profile_use
18300 * coverage.c (coverage_begin_output): Do not open a gcno file for
18301 output only if -ftest-coverage is set.
18302 Do not add getpwd() to gcda file path.
18303 (build_gcov_info): Check the new flag
18304 flag_profile_datafile_relative_path.
18305 (coverage_init): Use profile_data_prefix.
18306 Read profile counter only if flag_profile_use is set.
18307 * opts.c (common_handle_option): New option fprofile-use=,
18308 fprofile-dir=, fprofile-generate=.
18309 * toplev.c (profile_data_prefix): New variable definition.
18310 * toplev.h (profile_data_prefix): New declaration.
18311 * doc/invoke.tex (Option Summary, Optimization Options):
18314 2008-03-31 James E. Wilson <wilson@tuliptree.org>
18316 * varasm.c (output_constant_pool_1): In LABEL_REF check,
18317 use tmp consistently.
18320 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
18321 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18322 UNSPEC_FR_RECIP_APPROX_RES.
18323 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
18325 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
18328 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
18330 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18332 PR middle-end/30186
18333 * fold-const.c (fold_indirect_ref_1): Support accessing non first
18334 element of the vector via a pointer.
18336 2008-03-31 Ian Lance Taylor <iant@google.com>
18338 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
18340 2008-03-31 Jan Hubicka <jh@suse.cz>
18342 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18343 get_arg_pointer_save_area.
18344 * expr.c (init_expr): Just clear out rtl.expr.
18345 * function.c (free_after_compilation): Clear out whole RTL structure.
18346 (get_func_frame_size): Merge into ...
18347 (get_frame_size): ... this one.
18348 (assign_stack_local_1): Merge into ...
18349 (assign_stack_local): ... this one.
18350 (expand_function_end): Update call of get_arg_pointer_save_area.
18351 (get_art_pointer_save_area): Remove cfun argument.
18352 * function.h (emit_status): regno_pointer_align does not need length
18353 attribute. Move x_regno_reg_rtx to ...
18354 (regno_reg_rtx): ... new global array.
18355 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
18356 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
18357 apply_args_value, forced_labels, stack_pointer_delta):
18359 (struct varasm_status): Move here from varasm.c
18360 (struct rtl_data): New. Move here some fields from struct function.
18361 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18362 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18363 used_temp_slots avail_temp_slots, temp_slot_level,
18364 nonlocal_goto_handler_labels): Update accesstors.
18365 (rtl): New global variable.
18366 (struct function): Move some fileds to rtl_data.
18367 (get_arg_pointer_save_area): Update prototype.
18368 * emit-rtl.c (rtl): Declare.
18369 (regno_reg_rtx): Declare.
18370 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18372 (gen_reg_rtx): Update.
18373 (init_virtual_regs): Do not tate emit_status argument.
18374 (init_emit): Do not allocate emit.
18375 * varasm.c (varasm_statuc): Move to function.h.
18376 (n_deferred_constatns): Update accestor.
18377 (init_varasm_status): Do not allocate varasm_status.
18378 (force_const_mem, get_pool_size, output_constant_pool): Update.
18379 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18380 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18382 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
18384 PR rtl-optimization/35729
18385 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
18388 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
18391 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
18392 load/store if memory is unaligned.
18393 (*movti_rex64): Likewise.
18395 * config/i386/predicates.md (misaligned_operand): New.
18397 2008-03-31 Andrew Pinski <pinskia@gmail.com>
18400 * tree-ssa-phiopt.c (conditional_replacement): Return early for
18403 2008-03-31 Jan Beulich <jbeulich@novell.com>
18405 * config/ia64/constraints.md: Add 'j' constraint.
18406 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
18407 (movdi_internal): Likewise.
18409 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
18412 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
18414 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
18417 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
18418 proper error message for the third argument on blendpd and
18421 * config/i386/sse.md (blendbits): New.
18422 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
18424 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
18426 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
18428 2008-03-30 Richard Guenther <rguenther@suse.de>
18430 PR middle-end/31023
18431 * fold-const.c (fold_sign_changed_comparison): Do leave
18432 conversions to base-types alone.
18434 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
18436 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
18437 the link register if one altivec register is be saved.
18439 2008-03-30 Ben Elliston <bje@au.ibm.com>
18441 * final.c (final_scan_insn): Remove if (0) code.
18443 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
18445 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
18447 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
18449 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
18450 of V4SFmode to ix86_binary_operator_ok.
18452 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
18454 * config/i386/i386.c (override_options): Initialize
18455 ix86_veclib_handler to ix86_veclibabi_svml when
18456 -mveclibabi=svml is used.
18457 (ix86_veclibabi_svml): New function for SVML ABI style
18458 vectorization support.
18459 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
18461 2008-03-28 Rafael Espíndola <espindola@google.com>
18463 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
18464 (tree_binary_nonnegative_warnv_p): Make it public.
18465 (tree_single_nonnegative_warnv_p): Make it public.
18466 (tree_invalid_nonnegative_warnv_p): Make it public.
18467 (tree_unary_nonzero_warnv_p): Make it public.
18468 (tree_binary_nonzero_warnv_p): Make it public
18469 (tree_single_nonzero_warnv_p): Make it public.
18470 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
18471 (extract_range_from_binary_expr): Split the expr argument.
18472 (extract_range_from_unary_expr): Split the expr argument.
18473 (extract_range_from_comparison): Split the expr argument.
18474 (extract_range_from_expr): Use the new aux functions.
18475 (vrp_evaluate_conditional_warnv): Use
18476 vrp_evaluate_conditional_warnv_with_ops.
18477 * tree.h (tree_unary_nonzero_warnv_p): Declare.
18478 (tree_binary_nonzero_warnv_p): Declare.
18479 (tree_single_nonzero_warnv_p): Declare.
18480 (tree_expr_nonzero_warnv_p): Declare.
18481 (tree_unary_nonnegative_warnv_p): Declare.
18482 (tree_binary_nonnegative_warnv_p): Declare.
18483 (tree_single_nonnegative_warnv_p): Declare.
18484 (tree_invalid_nonnegative_warnv_p): Declare.
18486 2008-03-28 Richard Guenther <rguenther@suse.de>
18488 PR tree-optimization/30317
18489 PR tree-optimization/30911
18490 PR tree-optimization/34793
18491 * tree-vrp.c (set_and_canonicalize_value_range): New function.
18492 (struct assert_locus_d): New member EXPR.
18493 (register_new_assert_for): Add EXPR parameter to support
18494 ASSERT_EXPR <name, expr OP limit>.
18495 (register_edge_assert_for_1): Adjust callers.
18496 (find_assert_locations): Likewise.
18497 (process_assert_insertions_for): Build condition from expression.
18498 (extract_range_from_assert): Handle ASSERT_EXPRs
18499 of the form ASSERT_EXPR <name, expr OP limit>.
18500 (register_edge_assert_for_2): New helper registering
18501 asserts for comparisons. Recognize range tests of the form
18502 (unsigned)i - CST1 OP CST2.
18503 (register_edge_assert_for_1): Use it.
18504 (register_edge_assert_for): Likewise.
18505 (needs_overflow_infinity): Integer sub-types
18506 do not need overflow infinities.
18507 (vrp_val_is_max): The extreme values of integer sub-types
18508 are those of the base type.
18509 (vrp_val_is_min): Likewise.
18510 * tree.def (ASSERT_EXPR): Document extra allowed conditional
18513 2008-03-28 Nick Clifton <nickc@redhat.com>
18516 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
18517 Return GENERAL_REGS for stack adjustment reloads.
18519 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18522 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
18523 const_vector when all the vectors are constant.
18525 2008-03-27 Bob Wilson <bob.wilson@acm.org>
18527 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
18529 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
18530 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
18532 (s<code>_sf): Use new scc_sf attribute for opcode names.
18534 2008-03-27 Tom Tromey <tromey@redhat.com>
18536 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
18537 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
18538 config/spu/t-spu-elf, config/i386/t-interix,
18539 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
18540 config/i386/x-darwin, config/i386/x-mingw32,
18541 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
18542 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
18543 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
18544 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
18545 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
18546 config/rs6000/x-darwin, config/rs6000/t-rs6000,
18547 config/score/t-score-elf, config/arm/t-strongarm-pe,
18548 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
18549 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
18550 Revert automatic dependency patch.
18552 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
18555 * config/i386/i386.c (ix86_function_arg_boundary): Align
18556 decimal floating point to its natural boundary.
18558 2008-03-27 Richard Guenther <rguenther@suse.de>
18560 PR middle-end/35716
18561 * fold-const.c (fold_comparison): Restrict distinct decl
18562 comparison folding to VAR_DECLs and PARM_DECLs. Do not
18563 solely rely on operand_equal_p.
18565 2008-03-27 Richard Guenther <rguenther@suse.de>
18568 * c-common.c (handle_weak_attribute): Reject combination of
18571 2008-03-27 Richard Guenther <rguenther@suse.de>
18573 PR tree-optimization/32810
18574 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
18575 conversions from DECL_INITIAL.
18576 (fold_const_aggregate_ref): Likewise from constructor elements.
18578 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
18580 * tree-affine.h (aff_combination_expand): Declare.
18581 (get_inner_reference_aff): Likewise.
18582 * tree-affine.c (aff_combination_expand): Split out from
18583 tree_to_aff_combination_expand.
18584 (get_inner_reference_aff): New function.
18585 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
18586 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
18587 (struct lim_aux_data): sm_done field removed.
18588 (mem_ref_loc_p, mem_ref_locs_p): New types.
18589 (struct mem_ref): Added id, stored, accesses_in_loop,
18590 indep_loop, dep_loop, indep_ref, dep_ref fields.
18591 Removed is_stored, locs and next fields.
18592 (memory_accesses): New variable.
18593 (movement_possibility): Do not allow moving statements
18594 that store to memory.
18595 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
18597 (determine_max_movement): For statements with memory references,
18598 find the outermost loop in that the reference is independent.
18599 (move_computations_stmt): Mark the virtual operands for renaming.
18600 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
18601 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
18602 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
18603 add_vop_ref_mapping, create_vop_ref_mapping_loop,
18604 create_vop_ref_mapping, analyze_memory_references,
18605 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
18606 get_all_locs_in_loop, ref_always_accessed_p,
18607 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
18608 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
18609 store_motion_loop, store_motion): New functions.
18610 (struct vop_to_refs_elt): New type.
18611 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
18612 memref_hash, memref_eq, hoist_memory_references): Rewritten.
18613 (schedule_sm): Replaced by...
18614 (execute_sm): ... this.
18615 (determine_lsm_ref, hoist_memory_references,
18616 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
18617 find_more_ref_vops, free_mem_ref, free_mem_refs,
18618 determine_lsm_loop, determine_lsm): Removed.
18619 (tree_ssa_lim_finalize): Free data structures used by store motion.
18620 (tree_ssa_lim): Call analyze_memory_references. Use
18621 store_motion instead of determine_lsm.
18623 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18625 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
18626 rename tmake_file to m68hc11/t-m68hc11.
18627 (mcore): Set inhibit_libc to true.
18628 * config.host (alpha*-dec-*vms*): Set extra_programs.
18629 (interix3*): Don't use host_xmake_file.
18630 * configure.ac: Let config.gcc override inhibit_libc.
18631 * configure: Regenerate.
18633 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
18634 * config/t-openbsd-thread: Remove commented out lines.
18636 * config/x-interix: Remove.
18638 * config/m68hc11/t-m68hc11-gas: Rename to...
18639 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
18641 * config/mcore/t-mcore: Remove T_CFLAGS.
18642 * config/mcore/t-mcore-pe: Likewise.
18644 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18646 * configure.ac: Replace custom __GNU_SOURCE test with
18647 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
18648 * aclocal.m4: Regenerate.
18649 * configure: Regenerate.
18650 * config.in: Regenerate.
18652 2008-03-27 Richard Guenther <rguenther@suse.de>
18654 * fold-const.c (target.h): Include.
18655 (fold_comparison): Fold comparison of addresses of decls
18656 that bind locally or of constants. Consolidate address folding code.
18657 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
18658 results from fold_binary_to_constant.
18659 (compare_values_warnv): Likewise.
18661 2008-03-27 Andrew Pinski <pinskia@gmail.com>
18663 PR middle-end/35429
18664 * fold-const.c (fold_truthop): Check for integeral types when folding
18665 a == 0 && b == 0 and a != 0 || b != 0 .
18667 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
18669 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
18671 2008-03-26 Andreas Schwab <schwab@suse.de>
18673 * doc/invoke.texi: Fix use of @item vs. @itemx.
18675 2008-03-26 Tom Tromey <tromey@redhat.com>
18677 * Makefile.in (build/gensupport.o, build/print-rtl.o,
18678 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
18679 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
18680 build/gencodes.o, build/genconditions.o, build/genconfig.o,
18681 build/genconstants.o, build/genemit.o, build/genextract.o,
18682 build/genflags.o, build/genmddeps.o, build/genopinit.o,
18683 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
18686 2008-03-26 Richard Guenther <rguenther@suse.de>
18689 2008-03-26 Richard Guenther <rguenther@suse.de>
18691 * fold-const.c (target.h): Include.
18692 (fold_comparison): Fold comparison of addresses of two decls
18693 that bind locally. Consolidate address folding code.
18695 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18697 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
18698 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
18699 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
18700 dconstsqrt2, dconstthird, dconste and/or dconst10.
18701 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
18702 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
18703 dconstsqrt2, dconste): Delete.
18704 (init_emit_once): Likewise. Simplify initializing dconstm1.
18706 * real.c (get_real_const): New.
18707 * real.h (dconst3, dconst10, dconstm2, dconstthird,
18708 dconstsqrt2, dconste): Delete.
18709 (real_value_const, get_real_const): New.
18711 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
18713 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
18715 * config/i386/i386.c (ix86_function_arg_boundary): Check
18716 BIGGEST_ALIGNMENT instead of 128.
18717 (setup_incoming_varargs_64): Likewise.
18719 2008-03-26 Tom Tromey <tromey@redhat.com>
18721 * Makefile.in (DEPFILES): Add missing '/'.
18723 2008-03-26 Richard Guenther <rguenther@suse.de>
18725 * fold-const.c (target.h): Include.
18726 (fold_comparison): Fold comparison of addresses of two decls
18727 that bind locally. Consolidate address folding code.
18729 2008-03-26 Nick Clifton <nickc@redhat.com>
18732 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
18733 not allow INT+INT as a legitimate addressing mode.
18735 2008-03-26 Richard Guenther <rguenther@suse.de>
18737 * tree-flow.h (widen_bitfield): Remove declaration.
18738 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
18739 (widen_bitfield): Remove function.
18740 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
18743 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18746 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
18749 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
18751 PR rtl-optimization/35232
18752 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
18753 (forget_old_reloads_1, forget_marked_reloads): Don't clear
18754 reg_reloaded_call_part_clobbered here.
18755 (reload_regs_reach_end_p): New function.
18756 (reload_reg_rtx_for_input): New variable.
18757 (reload_reg_rtx_for_output): Likewise.
18758 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
18759 when reassigning a pseudo register. Load reloadreg from
18760 reload_reg_rtx_for_input, moving the mode and register
18762 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
18763 instead of the original when deciding whether an input reload
18764 would be a no-op or whether an output reload can be deleted.
18765 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
18766 when setting up new_spill_reg_store. Load it from
18767 reload_reg_rtx_for_output, moving the mode and register
18769 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
18770 instead of the original when deciding whether an output reload
18771 would be a no-op. Do the same when modifying insn notes.
18772 Use rtx_equal_p instead of == to compare the registers.
18773 (inherit_piecemeal_p): Take a mode and two register numbers
18775 (emit_reload_insns): Clear new_spill_reg_store for every hard
18776 register in the reload register. Remove spill registers
18777 from reg_reloaded_valid before considering whether to record
18778 inheritance information for them. Use reload_reg_rtx_for_output
18779 instead of reg_rtx when recording output reloads. Use
18780 reload_reg_rtx_for_input instead of reg_rtx when recording
18781 input reloads. Set or clear reg_reloaded_call_part_clobbered
18782 at the same time as setting reg_reloaded_valid.
18783 (delete_output_reload): Add a new_reload_reg parameter and use it
18784 instead of rld[j].reg_rtx.
18785 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
18788 2008-03-25 Tom Tromey <tromey@redhat.com>
18790 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
18791 (build/genattr.o): Likewise.
18792 (build/genattrtab.o): Likewise.
18793 (build/gencodes.o): Likewise.
18794 (build/genconfig.o): Likewise.
18795 (build/genconstants.o): Likewise.
18796 (build/genemit.o): Likewise.
18797 (build/genextract.o): Likewise.
18798 (build/genflags.o): Likewise.
18800 2008-03-25 Bob Wilson <bob.wilson@acm.org>
18802 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
18803 instead of size_int for integer types.
18804 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
18805 to match type of MINUS_EXPR.
18807 2008-03-25 Tom Tromey <tromey@redhat.com>
18809 * configure: Rebuilt.
18810 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
18813 2008-03-25 Tom Tromey <tromey@redhat.com>
18815 * config/x-solaris (host-solaris.o): Update.
18816 * config/x-linux (host-linux.o): Update.
18817 * config/x-hpux (host-hpux.o): Update.
18818 * config/x-darwin (host-darwin.o): Update.
18819 * config/v850/t-v850e (v850-c.o): Update.
18820 * config/v850/t-v850 (v850-c.o): Update.
18821 * config/t-vxworks (vxworks.o): Update.
18822 * config/t-sol2 (sol2-c.o, sol2.o): Update.
18823 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
18824 * config/spu/t-spu-elf (spu-c.o): Update.
18826 * config/sh/t-symbian (sh-c.o): Update.
18827 (symbian.o): Update.
18828 * config/sh/t-sh (sh-c.o): Update.
18829 * config/score/t-score-elf (score7.o, score3.o): Update.
18830 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
18831 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
18832 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
18833 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
18834 (rs6000.o): Remove.
18835 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18836 * config/m32c/t-m32c (m32c-pragma.o): Update.
18837 * config/ia64/t-ia64 (ia64-c.o): Update.
18838 * config/i386/x-mingw32 (host-mingw32.o): Update.
18839 * config/i386/x-i386 (driver-i386.o): Update.
18840 * config/i386/x-darwin (host-i386-darwin.o): Update.
18841 * config/i386/x-cygwin (host-cygwin.o): Update.
18842 * config/i386/t-nwld (nwld.o): Update.
18843 * config/i386/t-netware (netware.o): Update.
18844 * config/i386/t-interix (winnt.o): Update.
18845 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
18846 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
18847 msformat-c.o): Update.
18848 * config/bfin/t-bfin-linux (generated_files): Add
18849 linux-sysroot-suffix.h.
18850 * config/arm/t-wince-pe (pe.o): Update.
18851 * config/arm/t-strongarm-pe (pe.o): Update.
18852 * config/arm/t-pe (pe.o): Update.
18853 * config/arm/t-arm (arm-c.o): Update.
18854 * doc/install.texi (Prerequisites): Require make 3.80.
18855 * Makefile.in: Remove .o targets.
18856 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
18857 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
18858 (simple_generated_h, simple_generated_c): Move earlier.
18859 (generated_files): New variable.
18860 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
18861 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
18862 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
18863 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
18864 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
18865 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
18866 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
18867 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
18868 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
18869 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
18870 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
18871 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
18873 (COMPILE.base, COMPILE): New variables.
18874 (%.o): New pattern rule.
18875 (ALL_HOST_OBJS): New variable.
18876 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
18877 (dummy-checksum.o, cc1-checksum.o): Remove.
18878 (DRIVER_SHLIB): New variable.
18879 (DRIVER_DEFINES): Use it.
18880 (gencondmd.c): Move out of build/.
18881 (s-conditions): Update.
18882 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
18883 (ALL_BUILD_OBJS): Likewise.
18884 (build/%.o): Use BUILDCOMPILE.
18885 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
18886 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
18887 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
18888 build/gencheck.o, build/gencodes.o, build/genconditions.o,
18889 build/genconfig.o, build/genconstants.o, build/genemit.o,
18890 build/genextract.o, build/genflags.o, build/genmddeps.o,
18891 build/genopinit.o, build/genoutput.o, build/genpeep.o,
18892 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
18893 build/gen-protos.o, build/scan.o, build/fix-header.o,
18894 build/scan-decls.o): Simplify.
18895 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
18896 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
18897 prefix.o, toplev.o): Reduce to variable setting.
18898 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
18899 ($(out_object_file), gcc-options.o): New targets.
18900 ($(ALL_HOST_OBJS)): New target. Include dependency files.
18901 * configure: Rebuilt.
18902 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
18903 * doc/sourcebuild.texi (Front End Directory): Document new variable.
18905 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
18907 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
18908 complain when we hit an error, return ERROR_MARK_NODE.
18910 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18912 * config/sh/constraints.md (Pso, Psz): New constraints.
18913 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
18914 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
18916 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18918 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
18919 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
18921 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18923 * config/sh/sh.md (prefetch): Add condition for SH2A target.
18924 (prefetch_sh2a): New.
18926 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18927 Naveen.H.S <naveen.hs@kpitcummins.com>
18929 * config/sh/constraints.md (I28): New constraint.
18930 * config/sh/sh.c (broken_move): Add support for movi20s.
18931 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
18933 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
18934 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18935 Naveen.H.S <naveen.hs@kpitcummins.com>
18937 * config/sh/sh.c (SH_ATTRIBUTES): Define.
18938 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18939 (print_operand): Handle resbank in %@ operand code.
18940 (sh_encode_section_info): New.
18941 (push_regs): Add conditions for resbank.
18942 (sh_expand_epilogue): Likewise.
18943 (sh_insert_attributes): Likewise.
18944 (sh_attribute_table): Likewise.
18945 (sh_handle_resbank_handler_attribute): New.
18946 (sh2a_handle_function_vector_handler_attribute): New.
18947 (sh2a_is_function_vector_call): New.
18948 (sh2a_get_function_vector_number): New.
18949 (sh2a_function_vector_p): New.
18950 (sh_cfun_resbank_handler_p): New.
18951 * config/sh/sh.md (calli): Emit jsr/n if possible.
18952 (calli_tbr_rel): New.
18953 (calli_pcrel): Emit jsr/n if possible.
18954 (return_i): Emit rts/n if possible.
18955 (call_valuei_tbr_rel): New.
18956 (call_valuei_pcrel): Add condition for SH2A target.
18957 (call_value): Likewise.
18958 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
18959 (sh2a_get_function_vector_number): Likewise.
18960 (sh2a_is_function_vector_call): Likewise.
18961 * doc/extend.texi: Document TBR relative addressing of SH2A.
18962 (resbank): Add description for SH2A.
18964 2008-03-24 Richard Guenther <rguenther@suse.de>
18967 * gimplify.c (gimplify_modify_expr): For frontend type-correct
18968 pointer assignments change conversions according to middle-end rules.
18969 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
18970 * configure.ac: Include type checking in yes.
18971 * configure: Regenerate.
18973 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18975 * diagnostic.c (diagnostic_count_diagnostic): Delete.
18976 (diagnostic_report_diagnostic): Update. Handle ICEs here.
18978 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
18980 * gthr-vxworks.h (UNUSED): Define.
18982 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
18984 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
18986 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
18988 * doc/extend.texi (Function Attributes): Add missing comma in the
18989 example of the "alloc_size" attribute.
18991 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
18994 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18996 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18999 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19002 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19003 of the underlying type of a MS bitfield layout to the natural
19004 alignment of the type.
19006 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19008 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19009 to their natural alignment to avoid store forwarding stalls.
19011 2008-03-22 Richard Guenther <rguenther@suse.de>
19013 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19014 For PHI nodes verify the address is invariant.
19015 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19016 (get_symbol_constant_value): Use is_gimple_min_invariant.
19017 (maybe_fold_stmt_indirect): Likewise.
19019 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19021 PR rtl-optimization/33927
19022 * Makefile.in (dse.o): Depend on $(TM_P_H).
19023 * expr.h (extract_low_bits): Declare.
19024 * expmed.c (extract_low_bits): New function.
19025 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19026 * dse.c: Include tm_p.h.
19027 (find_shift_sequence): Remove the read_reg argument and return the
19028 read value. Emit the instructions instead of returning them.
19029 Iterate on new_mode rather than calculating it each time.
19030 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19031 source to NEW_MODE and extract_low_bits to convert the shifted
19032 value to READ_MODE.
19033 (replace_read): Allow the load and store to have different mode
19034 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19035 or extraction instructions before trying the replacement. Update
19036 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19038 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19040 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19041 to their natural alignment to avoid store forwarding stalls.
19043 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19046 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19047 encouraging but not allowing gprs for input;
19048 change the input constraint to !f#r.
19049 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19051 change the output constraint to !f#r.
19053 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19056 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19057 corresponding post-reload splitters.
19058 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19059 when x87 FP math is selected.
19060 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19061 New function prototype.
19062 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19063 unreachable function to ease macroization of insn patterns.
19065 2008-03-21 Martin Jambor <mjambor@suse.cz>
19067 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19068 reference dumps if ddr is NULL or dependence is unknown.
19070 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19072 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19073 unsigned extension into account.
19074 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19075 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19076 Do computations on a scratch register.
19078 2008-03-21 Richard Guenther <rguenther@suse.de>
19080 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19081 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19082 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19083 * tree-ssa-dom.c (record_equality): Likewise.
19084 * tree-inline.c (copy_body_r): Likewise.
19085 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19088 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19090 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19091 as 'delete_unused' argument.
19093 2008-03-20 Richard Guenther <rguenther@suse.de>
19095 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19096 special casing of constant qualifiers.
19097 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19098 care about them in general.
19099 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19100 regardless of their type.
19101 (fold_stmt_r): Forcefully fold *& if we end up with that.
19103 2008-03-20 Paul Brook <paul@codesourcery.com>
19105 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19106 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19108 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19110 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19111 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19113 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19115 * common.opt (Wmudflap): New option.
19116 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19117 (mx_register_decls): Likewise.
19118 (mudflap_finish_file): Likewise.
19119 * doc/invoke.texi: Document -Wno-mudflap.
19121 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19123 * c-format.c (replace_format_name_to_system_name): New.
19124 (cmp_attribs): New.
19125 (convert_format_name_to_system_name): New.
19126 (decode_format_attr): Add use of convert_format_name_to_system_name.
19127 (format_types_orig): Add gnu_ prefix to names.
19128 (check_format_info_main): Special treating of \0 escaped names for
19129 supporting multi-character format specifiers as I32, I64.
19130 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19131 (gnu_target_overrides_format_attributes): New.
19132 * c-format.h: Add structure target_ovr_attr to hold
19133 system specific formatter names.
19134 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19135 msformat-c.o file to c_target_objs and cxx_target_objs.
19136 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19137 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19138 (TARGET_N_FORMAT_TYPES): New.
19139 * config/i386/msformat-c.c: New.
19140 * config/i386/t-cygming: Add build rule for msformat-c.o.
19141 * doc/extend.texi: Add new format names gnu_* and ms_* and
19143 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19145 2008-03-20 Ira Rosen <irar@il.ibm.com>
19147 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19148 optimizations turned on under -O3.
19149 (ftree-vectorize): Add that the flag is turned on with -O3.
19151 2008-03-20 Ben Elliston <bje@au.ibm.com>
19153 * regmove.c (try_auto_increment): Fix spelling error in comment.
19154 * final.c (final_scan_insn): Likewise.
19156 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19159 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
19160 allocator preferences for "y" and "r" class registers.
19161 ("*mov<mode>_internal"): Ditto.
19162 ("*movv2sf_internal_rex64"): Ditto.
19163 ("*movv2sf_internal"): Ditto.
19165 2008-03-19 Michael Matz <matz@suse.de>
19167 PR middle-end/35616
19168 * calls.c (expand_call): Check overlap of arguments with call
19169 address for sibcalls.
19171 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19174 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19175 of the underlying type of a MS bitfield layout to the natural
19176 alignment of the type.
19178 2008-03-19 Jan Hubicka <jh@suse.cz>
19181 * toplev.c (decode_d_option): Handle all CPP flags.
19182 * tree-vrp.c: Update tree_pass descriptors.
19183 * regrename.c: Update tree_pass descriptors.
19184 * fwprop.c: Update tree_pass descriptors.
19185 * doc/invoke.texi: Remove documentation of dropped -d? flags.
19186 * tree-into-ssa.c: Update tree_pass descriptors.
19187 * tree-dump.c: Update tree_pass descriptors.
19188 * tree-complex.c: Update tree_pass descriptors.
19189 * tree-dump.h: Update tree_pass descriptors.
19190 * see.c: Update tree_pass descriptors.
19191 * cgraphbuild.c: Update tree_pass descriptors.
19192 * tracer.c: Update tree_pass descriptors.
19193 * tree-loop-distribution.c: Update tree_pass descriptors.
19194 * cgraph.c: Update tree_pass descriptors.
19195 * postreload-gcse.c: Update tree_pass descriptors.
19196 * postreload.c: Update tree_pass descriptors.
19197 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
19198 * tree-tailcall.c: Update tree_pass descriptors.
19199 * tree-pass.h (tree_opt_pass): Rename to ...
19200 (opt_pass) ... this one; add "type" field and remove letter field.
19201 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
19202 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
19203 all_lowering_passes): Update declaration.
19204 * ipa-cp.c: Update tree_pass descriptors.
19205 * final.c: Update tree_pass descriptors.
19206 * omp-low.c: Update tree_pass descriptors.
19207 * tree-ssa-dse.c: Update tree_pass descriptors.
19208 * ipa-reference.c: Update tree_pass descriptors.
19209 * tree-ssa-uncprop.c: Update tree_pass descriptors.
19210 * auto-inc-dec.c: Update tree_pass descriptors.
19211 * reorg.c: Update tree_pass descriptors.
19212 * cgraphunit.c: Update tree_pass descriptors.
19213 * tree-ssa-copyrename.c: Update tree_pass descriptors.
19214 * tree-ssa-ccp.c: Update tree_pass descriptors.
19215 * df-core.c: Update tree_pass descriptors.
19216 * mode-switching.c: Update tree_pass descriptors.
19217 * tree-nomudflap.c: Update tree_pass descriptors.
19218 * modulo-sched.c: Update tree_pass descriptors.
19219 * ipa-pure-const.c: Update tree_pass descriptors.
19220 * cse.c: Update tree_pass descriptors.
19221 * web.c: Update tree_pass descriptors.
19222 * tree-stdarg.c: Update tree_pass descriptors.
19223 * tree-ssa-math-opts.c: Update tree_pass descriptors.
19224 * tree-ssa-dom.c: Update tree_pass descriptors.
19225 * tree-nrv.c: Update tree_pass descriptors.
19226 * tree-ssa-alias.c: Update tree_pass descriptors.
19227 * loop-init.c: Update tree_pass descriptors.
19228 * gimple-low.c: Update tree_pass descriptors.
19229 * ipa-inline.c: Update tree_pass descriptors.
19230 * tree-ssa-sink.c: Update tree_pass descriptors.
19231 * global.c: Update tree_pass descriptors.
19232 * ifcvt.c: Update tree_pass descriptors.
19233 * jump.c: Update tree_pass descriptors.
19234 * predict.c: Update tree_pass descriptors.
19235 * tree-ssa-loop.c: Update tree_pass descriptors.
19236 * recog.c: Update tree_pass descriptors.
19237 * dse.c: Update tree_pass descriptors.
19238 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
19239 * tree-eh.c: Update tree_pass descriptors.
19240 * regmove.c: Update tree_pass descriptors.
19242 * function.c: Update tree_pass descriptors.
19243 * tree-vectorizer.c: Update tree_pass descriptors.
19244 * gcse.c: Update tree_pass descriptors.
19245 * ipa-type-escape.c: Update tree_pass descriptors.
19246 * tree-if-conv.c: Update tree_pass descriptors.
19247 * init-regs.c: Update tree_pass descriptors.
19248 * ipa.c: Update tree_pass descriptors.
19249 * tree-ssa-phiopt.c: Update tree_pass descriptors.
19250 * rtl-factoring.c: Update tree_pass descriptors.
19251 * lower-subreg.c: Update tree_pass descriptors.
19252 * bt-load.c: Update tree_pass descriptors.
19253 * tree-dfa.c: Update tree_pass descriptors.
19254 * except.c: Update tree_pass descriptors.
19255 * emit-rtl.c: Update tree_pass descriptors.
19256 * cfgexpand.c: Update tree_pass descriptors.
19257 * tree-cfgcleanup.c: Update tree_pass descriptors.
19258 * cfgcleanup.c: Update tree_pass descriptors.
19259 * tree-ssa-pre.c: Update tree_pass descriptors.
19260 * tree-sra.c: Update tree_pass descriptors.
19261 * tree-mudflap.c: Update tree_pass descriptors.
19262 * tree-ssa-copy.c: Update tree_pass descriptors.
19263 * cfglayout.c: Update tree_pass descriptors.
19264 * tree-ssa-forwprop.c: Update tree_pass descriptors.
19265 * tree-ssa-dce.c: Update tree_pass descriptors.
19266 * tree-ssa.c: Update tree_pass descriptors.
19267 * regclass.c: Update tree_pass descriptors.
19268 * integrate.c: Update tree_pass descriptors.
19269 * tree-optimize.c: Update tree_pass descriptors.
19270 * tree-ssa-phiprop.c: Update tree_pass descriptors.
19271 * tree-object-size.c: Update tree_pass descriptors.
19272 * combine.c: Update tree_pass descriptors.
19273 * tree-outof-ssa.c: Update tree_pass descriptors.
19274 * bb-reorder.c: Update tree_pass descriptors.
19275 * stack-ptr-mod.c: Update tree_pass descriptors.
19276 * var-tracking.c: Update tree_pass descriptors.
19277 * tree-profile.c: Update tree_pass descriptors.
19278 * tree-vect-generic.c: Update tree_pass descriptors.
19279 * reg-stack.c: Update tree_pass descriptors.
19280 * sched-rgn.c: Update tree_pass descriptors.
19281 * tree-ssa-structalias.c: Update tree_pass descriptors.
19282 * tree-cfg.c: Update tree_pass descriptors.
19283 * passes.c (current_pass): Update declaration.
19284 (finish_optimization_passes): Update.
19285 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
19286 (register_one_dump_file, register_dump_files_1, next_pass_1):
19288 (init_optimization_passes): Update handling of new types.
19289 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
19290 * ipa-struct-reorg.c: Update tree_pass descriptors.
19291 * tree-ssa-reassoc.c: Update tree_pass descriptors.
19292 * combine-stack-adj.c: Update tree_pass descriptors.
19293 * cfgrtl.c: Update tree_pass descriptors.
19294 * dce.c: Update tree_pass descriptors.
19295 * tree-ssanames.c: Update tree_pass descriptors.
19297 2008-03-19 Richard Guenther <rguenther@suse.de>
19299 PR middle-end/35609
19300 * tree-ssa.c (walk_data): New structure.
19301 (warn_uninitialized_var): If not always_executed warn with "maybe"
19303 (execute_early_warn_uninitialized): Compute post-dominators.
19304 Initialize always_executed before processing each basic block.
19306 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
19309 * config/i386/i386.c (x86_this_parameter): Calculate correct location
19310 of "this" pointer when "regparm = N" or "fastcall" is in effect.
19312 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19314 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
19316 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
19318 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
19320 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
19321 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
19322 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
19323 target after ignore has been set, and move there also the commputation
19324 of subtarget and original_target.
19325 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
19326 (LANG_HOOKS_INITIALIZER): Remove it.
19327 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
19329 2008-03-18 Richard Guenther <rguenther@suse.de>
19331 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
19332 found an expression with constants, note that in the VN for the lhs.
19333 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
19334 fold them to constants if possible. Run cleanup_cfg if done so.
19335 (execute_pre): Return todo.
19336 (do_pre): Likewise.
19337 (execute_fre): Likewise.
19338 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
19340 (get_prop_source_stmt): Look through pointer conversions.
19342 2008-03-18 Jan Hubicka <jh@suse.cz>
19344 * tree-pretty-print.c: Include predict.h.
19345 (dump_generic_node): Dump predictor.
19346 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
19347 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
19348 * gimple-low.c (lower_stmt): Likewise.
19349 * expr.c (expand_expr_real): Likewise.
19350 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
19352 (build_predict_expr, build_predict_expr): New.
19353 * predict.h (predictor_name, build_predict_expr): Update.
19354 * c-typeck.c (c_finish_bc_stmt): Add prediction.
19355 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
19356 * predict.def (PRED_CONTINUE): Update hitrate.
19357 * tree.def (PREDICT_EXPR): Define.
19358 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
19359 do not handle BIND_EXPR.
19360 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
19361 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
19362 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
19365 2008-03-18 Michael Matz <matz@suse.de>
19367 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
19369 2008-03-18 Richard Guenther <rguenther@suse.de>
19371 * tree-gimple.h (is_gimple_invariant_address): Declare.
19372 (is_gimple_constant): Likewise.
19373 * tree-gimple.c (is_gimple_constant): New function.
19374 (is_gimple_invariant_address): Likewise.
19375 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
19376 and is_gimple_invariant_address.
19377 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
19379 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
19380 an addressable base.
19382 2008-03-18 Jakub Jelinek <jakub@redhat.com>
19384 PR middle-end/35611
19385 * gimplify.c (gimplify_expr): Gimplify second operand of
19388 2008-03-17 Richard Guenther <rguenther@suse.de>
19390 PR tree-optimization/19637
19391 * fold-const.c (fold_unary): Remove restrictions of removing
19392 intermediate pointer-conversions (P2)(P1)P0.
19393 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
19394 conversion to void pointer.
19395 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
19397 2008-03-16 James E. Wilson <wilson@tuliptree.org>
19400 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
19401 emulated thread local variables.
19403 2008-03-16 Richard Guenther <rguenther@suse.de>
19405 PR middle-end/35607
19406 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
19407 expand TREE_INVARIANT operations that are not gimple invariant.
19409 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
19411 * doc/extend.texi (Alignment): Say that the ABI controls
19412 the __alignof__ for non-strict-alignment targets rather
19413 than being a recommendation.
19415 2008-03-15 Paul Brook <paul@codesourcery.com>
19417 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
19419 (arm_output_fn_unwind): Mark functions that can not be unwound.
19421 2008-03-15 Paul Brook <paul@codesourcery.com>
19423 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
19424 extension instructions.
19426 2008-03-15 Richard Guenther <rguenther@suse.de>
19428 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
19429 and fold constant aggregate refs.
19430 (fold_const_aggregate_ref): Handle string constants
19431 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
19432 (evaluate_stmt): Simplify now that ccp_fold folds constant
19435 2008-03-15 Paul Brook <paul@codesourcery.com>
19437 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
19438 (extzv): Use gen_extzv_t2.
19439 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
19441 2008-03-15 Richard Guenther <rguenther@suse.de>
19443 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
19444 (fold_const_aggregate_ref): Likewise.
19445 (get_value): Return NULL if we don't have any values.
19446 (ccp_finalize): Set const_val to NULL after freeing it.
19447 * tree-flow.h (get_symbol_constant_value): Declare.
19448 (fold_const_aggregate_ref): Likewise.
19449 * tree-ssa-sccvn.c (try_to_simplify): Use them.
19451 2008-03-15 Richard Guenther <rguenther@suse.de>
19453 PR middle-end/35593
19454 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
19455 to not produce negative array indices if not allowed. Add
19456 parameter to indicate that.
19457 (maybe_fold_offset_to_component_ref): Allow negative array
19458 indices only for the first member of a structure.
19459 (maybe_fold_offset_to_reference): Allow negative array indices.
19460 (maybe_fold_stmt_addition): Likewise.
19462 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
19463 Anatoly Sokolov <aesok@post.ru>
19465 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
19466 (avr_arch): Add ARCH_AVR6.
19467 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
19468 (initial_elimination_offset): Initialize and use 'avr_pc_size'
19469 instead of fixed value 2.
19470 (print_operand_address): Use gs() asm specifier instead of pm().
19471 (avr_assemble_integer): (Ditto.).
19472 (avr_output_addr_vec_elt): (Ditto.).
19473 (print_operand): Handle "!" code.
19474 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
19475 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
19476 (AVR_HAVE_EIJMP_EICALL): Define.
19477 (AVR_3_BYTE_PC): Redefine.
19478 (AVR_2_BYTE_PC): (Ditto.).
19479 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
19480 (LINK_SPEC): Add atmega2560 and atmega2561.
19481 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
19483 * config/avr/avr.md (call_insn): Use eicall instead of icall
19484 for 3 byte PC devices.
19485 (call_value_insn): (Ditto.).
19486 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
19487 (indirect_jump): Use only for for 2 byte PC devices.
19488 (*tablejump): (Ditto.).
19489 (*indirect_jump_avr6): Add insn.
19490 (*tablejump_rjmp): Don't use for 3 byte PC devices.
19491 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
19492 instead of ijmp for 3 byte PC devices.
19493 (__tablejump2__): (Ditto.).
19494 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
19495 (MULITLIB_DIRNAMES): (Ditto.).
19496 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
19498 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
19500 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
19501 "sse2_umulsidi3". Use V1DI mode for operand 0.
19502 ("mmx_psadbw"): Use V1DI mode for operand 0.
19503 * config/i386/i386-modes.def (V1SI): New vector mode.
19504 * config/i386/i386.c (struct builtin_description)
19505 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
19506 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
19507 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
19508 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
19509 v1di_ftype_v8qi_v8qi type.
19510 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
19512 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
19513 __builtin_ia32_pmuludq]: Fix the mode of return value.
19515 2008-03-15 Richard Guenther <rguenther@suse.de>
19517 PR middle-end/35595
19518 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
19521 2008-03-14 Bob Wilson <bob.wilson@acm.org>
19523 * doc/invoke.texi (Option Summary, Xtensa Options): Document
19524 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
19525 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
19526 unless TARGET_SERIALIZE_VOLATILE is enabled.
19527 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
19528 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
19529 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
19531 2008-03-14 Richard Guenther <rguenther@suse.de>
19533 PR tree-optimization/34172
19534 * tree-flow.h (refs_may_alias_p): Declare.
19535 (get_single_def_stmt): Likewise.
19536 (get_single_def_stmt_from_phi): Likewise.
19537 (get_single_def_stmt_with_phi): Likewise.
19538 * tree-dfa.c (refs_may_alias_p): New function.
19539 (get_single_def_stmt): Likewise.
19540 (get_single_def_stmt_from_phi): Likewise.
19541 (get_single_def_stmt_with_phi): Likewise.
19542 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
19543 (vn_reference_lookup_1): New helper function.
19544 (vn_reference_lookup): Walk the virtual use-def chain to
19545 continue searching for a match if the def does not alias the
19546 reference we are looking for.
19548 2008-03-14 David Edelsohn <edelsohn@gnu.org>
19550 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
19551 archive and Perzl. Update The Written Word listing.
19553 2008-03-14 Richard Guenther <rguenther@suse.de>
19555 PR tree-optimization/34043
19556 PR tree-optimization/33989
19557 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
19559 (bitmap_find_leader): Use extra argument to verify dominance
19560 relationship inside a basic-block.
19561 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
19562 (find_leader_in_sets): Adjust.
19563 (create_component_ref_by_pieces): Take extra argument for
19564 dominance check, handle lookup failures.
19565 (find_or_generate_expression): Likewise.
19566 (create_expression_by_pieces): Likewise.
19567 (insert_into_preds_of_block): Adjust.
19568 (create_value_expr_from): If asked for, verify all operands
19569 are in the blocks AVAIL_OUT set.
19570 (make_values_for_stmt): Check for SSA_NAMEs that are life
19571 over an abnormal edge.
19572 (compute_avail): Remove such check.
19573 (do_SCCVN_insertion): New function.
19574 (eliminate): If we do not find a leader suitable for replacement
19575 insert a replacement expression from SCCVN if available.
19576 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
19577 (struct vn_ssa_aux): Add needs_insertion flag.
19578 * tree-ssa-sccvn.c (may_insert): New global flag.
19579 (copy_reference_ops_from_ref): Value-number union member access
19580 based on its size, not type and member if insertion is allowed.
19581 (visit_reference_op_load): For a weak match from union type
19582 punning lookup a view-converted value and insert a SSA_NAME
19583 for that value if that is not found.
19584 (visit_use): Make dumps shorter. Do not disallow value numbering
19585 SSA_NAMEs that are life over an abnormal edge to constants.
19586 (free_scc_vn): Release inserted SSA_NAMEs.
19587 (run_scc_vn): New flag to specify whether insertion is allowed.
19588 Process SSA_NAMEs in forward order.
19589 * tree-ssa-loop-im.c (for_each_index): Handle invariant
19590 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
19591 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
19592 pointer type to/from integral types that do not change the
19593 precision to regular conversions.
19595 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19597 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19598 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19599 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
19600 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
19601 input arguments and the mode of return value. Built-in functions
19602 that operate on whole 64-bit MMX register now use V1DI mode.
19604 2008-03-13 Alon Dayan <alond@il.ibm.com>
19605 Olga Golovanevsky <olga@il.ibm.com>
19607 PR tree-optimization/35041
19608 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
19609 to locate the right position in a statement.
19611 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19615 * config/i386/xmmintrin.h: Change all static inline functions to
19616 extern inline and add __gnu_inline__ attribute.
19617 * config/i386/bmintrin.h: Ditto.
19618 * config/i386/smmintrin.h: Ditto.
19619 * config/i386/tmmintrin.h: Ditto.
19620 * config/i386/mmintrin-common.h: Ditto.
19621 * config/i386/ammintrin.h: Ditto.
19622 * config/i386/emmintrin.h: Ditto.
19623 * config/i386/pmmintrin.h: Ditto.
19624 * config/i386/mmintrin.h: Ditto.
19625 * config/i386/mm3dnow.h: Ditto.
19627 2008-03-13 Jakub Jelinek <jakub@redhat.com>
19629 PR middle-end/35185
19630 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
19631 (lower_omp_2): New function.
19632 (lower_omp_1, lower_omp): Rewritten.
19634 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
19637 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
19638 with the phrase "Microsoft Windows compilers".
19639 (Push/Pop Macro Pragmas): New subsection. Document
19640 #pragma push_macro and pragma pop_macro.
19642 2008-03-12 Paul Brook <paul@codesourcery.com>
19644 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
19646 2008-03-12 Paul Brook <paul@codesourcery.com>
19648 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
19649 (thumb2_alusi3_short): Exclude PLUS and MINUS.
19650 (thumb2_addsi_shortim): Rename ...
19651 (thumb2_addsi_short): ... to this. Allow register operands.
19652 (thumb2_subsi_short): New pattern.
19653 (thumb2_one_cmplsi2_short,
19654 thumb2_negsi2_short): New patterns and peepholes.
19656 2008-03-12 Paul Brook <paul@codesourcery.com>
19658 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
19660 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
19662 * config/i386/i386.md (int_cond): New code iterator.
19664 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
19665 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
19666 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
19667 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
19668 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
19669 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
19670 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
19671 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
19673 2008-03-12 Paul Brook <paul@codesourcery.com>
19675 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
19676 instead of {arm,thumb}_compute_save_reg_mask.
19677 (output_return_instruction): Ditto.
19678 (thumb_unexpanded_epilogue): Ditto.
19679 (thumb1_expand_prologue): Ditto.
19680 (thumb1_output_function_prologue): Ditto.
19681 (arm_set_return_address): Ditto.
19682 (thumb_set_return_address): Ditto.
19683 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
19684 regs to achieve stack alignment.
19685 (thumb1_compute_save_reg_mask): Fix compiler warning.
19686 (arm_output_epilogue): Use offsets->saved_regs_mask.
19687 Adjust stack pointer by poping call clobered registers.
19688 (arm_expand_prologue): Use offsets->saved_regs_mask.
19689 Adjust stack pointer by pushing extra registers.
19690 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
19692 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
19695 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
19696 conversion to the operands of a multiplication.
19698 2008-03-12 Richard Guenther <rguenther@suse.de>
19700 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
19701 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
19702 * timevar.def (TV_TREE_PHIPROP): Add.
19703 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
19704 pass description. Use TV_TREE_PHIPROP.
19705 * tree-ssa-forwprop.c: Remove phiprop code.
19707 2008-03-12 Jakub Jelinek <jakub@redhat.com>
19709 PR middle-end/35549
19710 * omp-low.c (maybe_lookup_decl): Constify first argument.
19711 (use_pointer_for_field): Change last argument from bool to
19712 omp_context *. Disallow shared copy-in/out in nested
19713 parallel if decl is shared in outer parallel too.
19714 (build_outer_var_ref, scan_sharing_clauses,
19715 lower_rec_input_clauses, lower_copyprivate_clauses,
19716 lower_send_clauses, lower_send_shared_vars): Adjust callers.
19718 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
19719 Ira Rosen <irar@il.ibm.com>
19721 * tree-vectorizer.c (free_stmt_vec_info): New function.
19722 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
19723 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
19724 * tree-vectorizer.h (free_stmt_vec_info): Declare.
19725 * tree-vect-transform.c (vectorizable_conversion): Free
19726 vec_oprnds0 if it was allocated.
19727 (vect_permute_store_chain): Remove unused VECs.
19728 (vectorizable_store): Free VECs that are allocated in the..
19730 (vect_transform_strided_load, vectorizable_load): Likewise.
19731 (vect_remove_stores): Simplify the code.
19732 (vect_transform_loop): Move code to vect_remove_stores().
19733 Call vect_remove_stores() and free_stmt_vec_info().
19735 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19737 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
19738 TARGET_HPUX. Revise comment.
19739 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
19740 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
19741 Use sr4 variant of `be' instruction when not generating PIC code.
19742 (attr_length_call): Adjust for above change.
19744 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19746 * ipa-reference.c (static_execute): Remove module_statics_const and
19747 associated setting code.
19749 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19752 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
19753 predicate for operand 1.
19754 (paritysi2_cmp): Use register_operand predicate for operand 2.
19755 Use earlyclobber modifier for operand 1. Remove support for
19757 (paritydi2_cmp): Use register_operand predicate for operand 3.
19758 Use earlyclobber modifier for operand 1. Remove support for
19761 2008-03-11 Paul Brook <paul@codesourcery.com>
19762 Vladimir Prus <vladimir@codesourcery.com>
19764 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
19765 (arm_compute_save_reg0_reg12_mask): Always
19766 check if register 11 must be saved. Always safe hard frame pointer
19767 when frame_pointer_needeed.
19768 (arm_compute_save_reg_mask): Save IP and PC
19769 only with apcs frames.
19770 (arm_output_epilogue): Adjust Thumb2 codepath to
19771 be also invoked and work for ARM non-apcs frames.
19772 (arm_expand_prologue): Don't bother saving IP
19773 for non-apcs frame, since it's not clobbered by
19774 prologue code. Implement non-apcs frame
19777 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19779 PR rtl-optimization/35281
19780 * expr.c (convert_move): Use a new pseudo for the intermediate
19781 from_mode->word_mode result.
19783 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19785 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
19786 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
19787 * toplev.c (compile_file): Don't call it.
19789 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19791 PR middle-end/35526
19792 * expr.c (store_expr): Call emit_block_move if the mode
19793 of "temp" RTX is BLKmode.
19795 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19796 Richard Guenther <rguenther@suse.de>
19798 PR tree-optimization/31358
19799 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
19800 the step with a NULL_TREE.
19801 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
19802 to sizetype if type is a pointer type.
19803 (add_candidate_1): Don't convert the base and step to
19804 the generic type if the orginal type is a pointer type.
19805 (add_iv_value_candidates): Use sizetype for the step
19806 if type is a pointer type.
19807 (cand_value_at): Likewise.
19808 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
19810 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
19811 Don't convert the tem affine to the type.
19812 (add_elt_to_tree): Use sizetype for the step if a pointer.
19813 Use POINTER_PLUS_EXPR for pointers.
19814 (aff_combination_to_tree): Use sizetype for the step if a
19817 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
19819 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
19820 Remove commutativity hint.
19822 2008-03-10 Jakub Jelinek <jakub@redhat.com>
19826 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
19827 errorneous type. Check that v is a VAR_DECL.
19829 PR middle-end/35099
19830 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
19832 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
19834 PR tree-optimization/35494
19835 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
19836 may be overriden at link and run time.
19838 2008-03-10 Richard Guenther <rguenther@suse.de>
19840 PR tree-optimization/34677
19841 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
19842 (poolify_tree): Likewise.
19843 (modify_expr_template): Likewise.
19844 (poolify_modify_stmt): Likewise.
19845 (insert_fake_stores): Handle all component-ref style stores
19846 in addition to INDIRECT_REF. Also handle complex types.
19847 Do not poolify the inserted load.
19848 (realify_fake_stores): Do not rebuild the tree but only
19849 make it a SSA_NAME copy.
19850 (init_pre): Remove initialzation of modify_expr_template.
19851 Do not allocate modify_expr_node_pool.
19852 (fini_pre): Do not free modify_expr_node_pool.
19854 2008-03-10 Paul Brook <paul@codesourcery.com>
19856 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
19857 to avoid conflicts.
19859 2008-03-10 Paul Brook <paul@codesourcery.com>
19860 Mark Shinwell <shinwell@codesourcery.com>
19862 * config/arm/cortex-r4.md: New.
19863 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
19865 * config/arm/arm.md: Include cortex-r4.md.
19866 (insn): Add smmls, sdiv and udiv values.
19867 (generic_sched): Don't use generic scheduling for Cortex-R4.
19868 (arm_issue_rate): New function.
19869 (TARGET_SCHED_ISSUE_RATE): Define.
19871 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
19873 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
19875 2008-03-10 Richard Guenther <rguenther@suse.de>
19877 * tree-ssa-pre.c (get_sccvn_value): Simplify.
19878 (compute_avail): Do not add stmt uses to AVAIL_OUT.
19880 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
19882 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
19883 Set default to true.
19885 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19887 * c.opt (Wsynth): Deprecate.
19888 * doc/invoke.texi (Option Summary, Warning Options): Document
19889 -Wno-format-contains-nul.
19891 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
19894 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
19895 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
19897 2008-03-09 Ira Rosen <irar@il.ibm.com>
19899 * config/rs6000/rs6000.c (builtin_description): Rename vector
19900 left shift operations.
19901 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
19902 (altivec_vsl<VI_char>): Rename to ...
19903 (ashl<mode>3): ... new name.
19904 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
19906 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
19908 2008-03-08 Richard Guenther <rguenther@suse.de>
19910 * coverage.h (tree_coverage_counter_addr): Declare.
19911 * coverage.c (tree_coverage_counter_addr): New function.
19912 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
19913 before using again.
19914 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
19915 (tree_gen_one_value_profiler): Likewise.
19916 (tree_gen_ic_profiler): Likewise.
19917 (tree_gen_average_profiler): Likewise.
19918 (tree_gen_ior_profiler): Likewise.
19920 2008-03-08 Richard Guenther <rguenther@suse.de>
19922 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
19923 (vn_binary_op_insert): Likewise.
19924 (vn_unary_op_lookup): Likewise.
19925 (vn_unary_op_insert): Likewise.
19926 (vn_nary_op_lookup): Declare.
19927 (vn_nary_op_insert): Likewise.
19928 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
19929 and binary hashes, use a single obstack for unary_op_pool
19930 and binary_op_pool.
19931 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
19932 a single struct vn_nary_op_s. Store tree code length and
19933 a variable number of operands.
19934 (struct vn_reference_op_struct): Remove unused op2.
19935 (vn_reference_op_eq): Do not compare op2.
19936 (vn_reference_op_compute_hash): Do not compute hash of op2.
19937 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
19938 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
19939 with vn_nary_op_compute_hash.
19940 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
19941 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
19943 (vn_unary_op_insert, vn_binary_op_insert): Replace with
19945 (visit_unary_op): Call nary functions.
19946 (visit_binary_op): Likewise.
19947 (process_scc): Adjust for struct vn_tables_s changes.
19948 (allocate_vn_table): Likewise.
19949 (free_vn_table): Likewise.
19950 * tree-vn.c (vn_add): Call nary functions.
19951 (vn_lookup): Likewise.
19953 2008-03-08 Jakub Jelinek <jakub@redhat.com>
19956 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
19957 wdst back after sync_compare_and_swapqhi_internal.
19959 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
19962 * config/i386/i386-modes.def (V1DI): New vector mode.
19963 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
19964 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
19965 (MMXMODE248): Ditto.
19966 (MMXMODE): Add V1DI mode.
19967 (mmxvecsize): Change DI mode to V1DI mode.
19968 ("mov<mode>): Use MMXMODEI8 mode iterator.
19969 ("*mov<mode>_internal_rex64"): Ditto.
19970 ("*mov<mode>_internal"): Ditto.
19971 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
19972 ("mmx_sub<mode>3"): Ditto.
19973 ("mmx_adddi3"): Remove insn pattern.
19974 ("mmx_subdi3"): Ditto.
19975 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
19976 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
19977 ("mmx_ashl<mode>3"): Ditto.
19978 ("mmx_lshrdi3"): Remove insn pattern.
19979 ("mmx_ashldi3"): Ditto.
19980 * config/i386/i386.c (classify_argument): Handle V1DImode.
19981 (function_arg_advance_32): Ditto.
19982 (function_arg_32): Ditto.
19983 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
19984 mmx_addv1di3 insn pattern.
19985 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
19986 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
19987 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
19988 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
19989 Remove definitions of built-in functions.
19990 (V1DI_type_node): New node.
19991 (v1di_ftype_v1di_int): Ditto.
19992 (v1di_ftype_v1di_v1di): Ditto.
19993 (v2si_ftype_v2si_si): Ditto.
19994 (v4hi_ftype_v4hi_di): Remove node.
19995 (v2si_ftype_v2si_di): Ditto.
19996 (ix86_init_mmx_sse_builtins): Handle V1DImode.
19997 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
19998 Redefine builtins using def_builtin_const with *_ftype_*_int node.
19999 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20000 Add new builtins using def_builtin_const.
20001 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20002 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20003 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20004 * config/i386/mmintrin.h (__v1di): New typedef.
20005 (_mm_add_si64): Cast arguments to __v1di type.
20006 (_mm_sub_si64): Ditto.
20007 (_mm_sll_pi16): Cast __count to __v4hi type.
20008 (_mm_sll_pi32): Cast __count to __v2si type.
20009 (_mm_sll_si64): Cast arguments to __v1di type.
20010 (_mm_srl_pi16): Cast __count to __v4hi type.
20011 (_mm_srl_pi32): Cast __count to __v2si type.
20012 (_mm_srl_si64): Cast arguments to __v1di type.
20013 (_mm_sra_pi16): Cast __count to __v4hi type.
20014 (_mm_sra_pi32): Cast __count to __v2si type.
20015 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20016 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20017 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20018 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20019 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20020 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20021 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20022 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20023 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20024 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20025 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20026 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20028 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20030 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20032 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20035 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20036 reg+const addressing for Altivec modes. Don't generate reg+reg
20037 addressing for TFmode or TDmode quantities.
20039 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20041 * c-common.c (vector_types_convertible_p): Call langhook
20042 instead of comptypes.
20044 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20047 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20048 integral and scalar float variables which have a
20051 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20053 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20054 dwarf_register_span hook when emitting unwind information for
20055 register-to-memory saves.
20056 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20057 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20059 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20061 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20062 for the same VAR_DECL.
20064 2008-03-06 Tom Tromey <tromey@redhat.com>
20066 * treelang: Delete.
20067 * doc/standards.texi (Standards): Don't mention treelang.
20068 * doc/invoke.texi (Overall Options): Don't mention treelang.
20069 * doc/install.texi (Prerequisites): Don't mention bison or
20071 (Configuration): Don't mention treelang.
20072 (Building): Likewise.
20073 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20075 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20077 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20078 word-extractions out of a multi-word object.
20080 2008-03-06 Richard Guenther <rguenther@suse.de>
20082 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20083 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20084 result type and precision.
20085 * expr.c (get_inner_reference): Set unsignedp based on the result
20086 type of BIT_FIELD_REF.
20087 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20088 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20089 (try_instantiate_multiple_fields): Likewise. Use the correct type
20091 (sra_build_assignment): Likewise.
20092 (sra_build_elt_assignment): Likewise.
20093 (sra_explode_bitfield_assignment): Likewise.
20094 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20095 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20096 set BIT_FIELD_REF_UNSIGNED.
20097 (vectorizable_load): Likewise.
20099 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20101 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20104 2008-03-06 Richard Guenther <rguenther@suse.de>
20106 * alias.c (struct alias_set_entry): Move has_zero_child field
20107 to pack with alias_set.
20109 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20111 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20114 2008-03-05 Ian Lance Taylor <iant@google.com>
20116 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20118 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20120 * fwprop.c (update_df): Support width and offset parameters of
20122 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20123 global_conflicts): 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-scan.c (df_ref_record, df_defs_record,
20127 df_ref_create_structure, df_def_record_1, df_uses_record,
20128 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20129 df_bb_refs_collect, df_entry_block_defs_collect,
20130 df_exit_block_uses_collect): Support new width and offset fields.
20131 (ref_extract_pool): New storage pool.
20132 (df_free_ref): New function.
20133 (df_reg_chain_unlink, df_free_collection_rec,
20134 df_sort_and_compress_refs): Call df_free_ref.
20135 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20137 (df_ref_create_structure): Allocate df_ref_extract if offset and
20138 width fields are used.
20139 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20140 (df_uses_record): Get offset and width from ZERO_EXTRACT
20142 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20143 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20144 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20145 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20146 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20147 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20148 (df_ref_extract): New structure.
20149 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20150 (df_ref_create): Add width and offset parameters.
20152 2008-03-05 Richard Guenther <rguenther@suse.de>
20154 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20155 Use ranges_overlap_p.
20156 (offset_overlaps_with_access): Rename
20157 to ranges_overlap_p and move ...
20158 * tree-flow-inline.h (ranges_overlap_p): ... here.
20160 * tree.h (get_inner_reference, handled_component_p): Update
20163 * tree.h (record_component_aliases, get_alias_set,
20164 alias_sets_conflict_p, alias_sets_must_conflict_p,
20165 objects_must_conflict_p): Move declarations ...
20166 * alias.h (record_component_aliases, get_alias_set,
20167 alias_sets_conflict_p, alias_sets_must_conflict_p,
20168 objects_must_conflict_p): ... here.
20169 Include coretypes.h.
20170 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20172 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20174 * cfg.c: Include tree-flow.h.
20175 (remove_edge_raw): Call redirect_edge_var_map_clear.
20176 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20177 * tree-flow-inline.h (redirect_edge_var_map_def): New.
20178 (redirect_edge_var_map_result): New.
20179 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
20180 PENDING_STMT use with redirect_edge_var_map_*.
20181 * tree-ssa.c (edge_var_maps): New definition.
20182 (redirect_edge_var_map_add): New.
20183 (redirect_edge_var_map_clear): New.
20184 (redirect_edge_var_map_dup): New.
20185 (redirect_edge_var_map_vector): New.
20186 (redirect_edge_var_map_destroy): New.
20187 (ssa_redirect_edge): Replace PENDING_STMT use with
20188 redirect_edge_var_map_*.
20189 (flush_pending_stmts): Same.
20190 (delete_tree_ssa): Destroy edge var map.
20191 * tree-flow.h (struct _edge_var_map): New.
20192 Define edge_var_map vector type.
20193 Declare redirect_edge_var_map_* prototypes.
20194 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
20195 * tree-cfg.c (reinstall_phi_args): Replace
20196 PENDING_STMT use with redirect_edge_var_map_*.
20198 2008-03-05 Richard Guenther <rguenther@suse.de>
20200 PR tree-optimization/35472
20201 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
20202 whose single use_stmt has a overlapping set of loaded and
20203 stored symbols as that use_stmt might be a noop assignment then.
20205 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20207 * gthr-rtems.h: Implement __gthread_mutex_destroy.
20209 2008-03-05 Richard Guenther <rguenther@suse.de>
20212 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
20213 should be constants.
20214 * tree-cfg.c (verify_expr): Verify it.
20215 * fold-const.c (fold_truthop): Remove code generating
20216 BIT_FIELD_REFs of structure bases.
20217 (fold_binary): Likewise.
20218 (fold_ternary): Position and size of BIT_FIELD_REFs are
20219 always host integers.
20220 (make_bit_field_ref): Remove.
20221 (optimize_bit_field_compare): Remove.
20222 (all_ones_mask_p): Remove.
20224 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
20227 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
20228 (split_block_and_df_analyze): New. Split basic block and rebuild
20230 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
20232 (split_pattern_seq): Likewise.
20233 (erase_matching_seqs): Likewise.
20234 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
20236 2008-03-04 Geoff Keating <geoffk@apple.com>
20238 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
20239 declaration and code.
20240 (tree_invalid_nonnegative_warnv_p): Likewise.
20242 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
20244 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
20245 examples. Truncate option-names then causing overfull hbox.
20247 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20250 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
20252 * configure: Rebuilt.
20254 2008-03-04 Rafael Espíndola <espindola@google.com>
20256 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
20257 (tree_unary_nonnegative_warnv_p): New.
20258 (tree_binary_nonnegative_warnv_p): New.
20259 (tree_single_nonnegative_warnv_p): New.
20260 (tree_invalid_nonnegative_warnv_p): New.
20261 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
20263 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20266 * opts.c (handle_option): Postpone 'unknown option' errors only for
20269 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
20272 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
20275 2008-03-04 Rafael Espíndola <espindola@google.com>
20277 * fold-const.c (tree_unary_nonzero_warnv_p): New.
20278 (tree_binary_nonzero_warnv_p): New.
20279 (tree_single_nonzero_warnv_p): New.
20280 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
20282 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
20284 PR middle-end/35456
20285 * fold-const.c (fold_cond_expr_with_comparison): Prevent
20286 transformations for modes that have signed zeros.
20287 * ifcvt.c (noce_try_abs): Ditto.
20289 2008-03-04 Joseph Myers <joseph@codesourcery.com>
20291 * config/i386/i386.c (override_options): Force
20292 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
20294 2008-03-04 Jan Hubicka <jh@suse.cz>
20297 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
20300 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20302 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
20303 label to probe the stack.
20305 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20307 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
20308 (__gthr_win32_mutex_destroy): Declare.
20309 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
20310 __gthr_win32_mutex_destroy.
20311 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
20313 2008-03-03 Jan Hubicka <jh@suse.cz>
20316 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
20317 aggressive on inlining cold calls.
20319 2008-03-03 Richard Guenther <rguenther@suse.de>
20321 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
20322 struct copies into the expression table.
20323 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
20324 (try_to_simplify): Likewise.
20325 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
20326 integral and pointer arguments which do not change the
20327 precision to NOP_EXPRs.
20328 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
20329 VIEW_CONVERT_EXPR case.
20331 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
20333 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
20334 defined in a loop at depth 0 is invariant.
20335 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
20336 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
20337 be called at loop depth 0.
20339 2008-03-02 Jakub Jelinek <jakub@redhat.com>
20342 * gcc.c (process_command): Update copyright notice dates.
20343 * gcov.c (print_version): Likewise.
20344 * gcov-dump.c (print_version): Likewise.
20345 * mips-tfile.c (main): Likewise.
20346 * mips-tdump.c (main): Likewise.
20348 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20351 * c-common.c (flag_permissive): Delete.
20352 (constant_expression_warnings): Check flags first.
20353 (constant_expression_error): New.
20354 * c-common.h (flag_permissive): Delete.
20355 (constant_expression_error): Declare.
20356 * flags.h (flag_permissive): Declare. Update description.
20357 * diagnostic.c (pedwarn): Update.
20359 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
20360 (permissive_error_kind): New.
20361 * toplev.c (flag_permissive): Define. Update description.
20362 * toplev.h (permissive_error_kind): Declare.
20363 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
20364 (pedwarn_c90): Use pedantic_warning_kind.
20365 * c-opts.c (c_common_post_options): flag_permissive does not affect
20366 flag_pedantic_errors.
20368 2008-03-02 Joseph Myers <joseph@codesourcery.com>
20370 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
20371 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
20372 __absvsi2, __absvDI2): Use unsigned arithmetic.
20374 2008-03-02 Andi Kleen <ak@suse.de>
20375 Richard Guenther <rguenther@suse.de>
20377 * struct-equiv.c: Remove file.
20378 * cfg_cleanup.c (condjump_equiv_p): Remove.
20379 * Makefile.in (OBJS-common): Remove struct-equiv.o.
20380 (struct-equiv.o): Remove rule.
20381 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
20382 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
20383 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
20385 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20387 * ifcvt.c (noce_process_if_block): Try to handle only the then
20388 block if the else block exists but isn't suitable.
20390 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20393 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
20394 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
20395 regression from previous patch.
20397 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20400 * gthr.h: Add __gthread_mutex_destroy as a function that must be
20402 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
20403 * gthr-single.h (__gthread_mutex_destroy): Likewise.
20404 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
20405 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
20406 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
20407 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
20408 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
20409 (__gthread_mutex_destroy_function): Rename to
20410 __gthread_mutex_destroy.
20411 * gthr-dce.h (__gthread_mutex_destroy): Call
20412 pthread_mutex_destroy.
20413 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
20414 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
20415 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
20417 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20419 * df-scan.c (df_ref_chain_change_bb): Simplify.
20420 (df_insn_change_bb): Add new_bb argument. Simplify. Call
20421 set_block_for_insn if there's any change.
20422 * df.h ((df_insn_change_bb): Fix prototype.
20423 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
20424 df_insn_change_bb, don't call set_block_for_insn.
20425 * emit-rtl.c (reorder_insns): Likewise.
20426 * haifa-sched.c (move_insn): Likewise.
20428 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20430 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
20432 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20434 * tree-flow-inline.h (next_readonly_imm_use): Return
20435 NULL_USE_OPERAND_P after the end.
20437 2008-03-01 Richard Guenther <rguenther@suse.de>
20439 PR tree-optimization/35411
20440 * tree-sra.c (sra_build_assignment): Split conversion to
20441 final type to a separate statement if we are not assigning
20444 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20446 * fold-const.c (fold_convertible_p): Correct the logic to follow
20447 that in fold_convert().
20449 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
20452 * tree-inline.c (build_duplicate_type): When we make a
20453 duplicate type, make it unique in the canonical types system.
20455 2008-02-29 Tom Tromey <tromey@redhat.com>
20457 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
20458 input_file_stack_history, input_file_stack_restored): Remove.
20459 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20460 * input.h (struct file_stack): Remove.
20461 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20462 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
20464 * diagnostic.h (struct diagnostic_context) <last_module>: Change
20466 (diagnostic_last_module_changed): Add 'map' argument.
20467 (diagnostic_set_last_function): Likewise.
20468 * diagnostic.c (undiagnostic_report_current_module): Iterate using
20469 line map, not input_file_stack.
20470 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
20472 2008-02-29 Paul Brook <paul@codesourcery.com>
20474 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
20476 2008-02-29 Paul Brook <paul@codesourcery.com>
20478 * config/arm/ieee754-df.S (muldf3): Use RET macros.
20480 2008-02-29 Richard Guenther <rguenther@suse.de>
20482 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
20484 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
20485 value for comparing for a store match.
20486 (simplify_unary_expression): Do nothing for SSA_NAMEs.
20487 (try_to_simplify): Do not do a full-blown reference lookup.
20489 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20491 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
20492 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20494 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
20496 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
20498 * tree-loop-linear.c (try_interchange_loops): Compare memory access
20499 strides against cache sizes.
20501 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20503 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
20506 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
20508 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
20509 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
20510 is smaller than the original promoted value.
20511 (simplify_subreg): If OP is a SUBREG, try to preserve its
20512 SUBREG_PROMOTED_VAR_P information.
20514 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
20516 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
20517 (VN_INFO_GET): Allocate new objects on the obstack.
20518 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
20519 for rpo_numbers_temp, for consistency.
20520 (free_scc_vn): Free the obstack.
20522 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
20524 * doc/invoke.texi: Document -ftree-loop-distribution.
20525 * tree-loop-distribution.c: New.
20526 * tree-pass.h (pass_loop_distribution): New.
20527 * graphds.h (struct graph): Add htab_t indices.
20528 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
20529 * tree-vectorizer.c (rename_variables_in_loop): Extern.
20530 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
20531 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
20532 * tree-data-ref.c (debug_data_dependence_relations): New.
20533 (dump_data_dependence_relation): Also print data references.
20534 (free_data_ref): Extern.
20535 (same_access_functions): Moved...
20536 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
20537 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20538 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
20539 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
20540 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
20541 (stmts_from_loop): Skip LABEL_EXPR.
20542 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
20544 (build_rdg): Initialize rdg->indices htab.
20545 (free_rdg, stores_from_loop, ref_base_address,
20546 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
20547 have_similar_memory_accesses_1, ref_base_address_1,
20548 remove_similar_memory_refs): New.
20549 * tree-data-ref.h: Depend on tree-chrec.h.
20550 (debug_data_dependence_relations, free_data_ref): Declared.
20551 (same_access_functions): ... here.
20552 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
20554 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
20555 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
20556 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
20557 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20558 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
20559 rdg_vertex_for_stmt): Declared.
20560 (struct rdg_edge): Add level.
20562 (free_rdg, stores_from_loop, remove_similar_memory_refs,
20563 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
20565 (rdg_has_similar_memory_accesses): New.
20566 * tree-vect-analyze.c: Remove unused static decls.
20567 * lambda.h (dependence_level): New.
20568 * common.opt (ftree-loop-distribution): New.
20569 * tree-flow.h (mark_virtual_ops_in_bb,
20570 slpeel_tree_duplicate_loop_to_edge_cfg,
20571 rename_variables_in_loop): Declared.
20572 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
20573 (OBJS-common): Add tree-loop-distribution.o.
20574 (tree-loop-distribution.o): New rule.
20575 * tree-cfg.c (mark_virtual_ops_in_bb): New.
20576 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
20577 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
20579 2008-02-28 Joseph Myers <joseph@codesourcery.com>
20582 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
20583 other than structures and unions.
20585 2008-02-28 Richard Guenther <rguenther@suse.de>
20588 2008-02-26 Richard Guenther <rguenther@suse.de>
20590 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20591 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20592 (lookup_decl_from_uid): Declare.
20593 (remove_decl_from_map): Likewise.
20594 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20595 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20596 (decl_for_uid_map): New global hashtable mapping DECL_UID
20598 (init_ttree): Allocate it.
20599 (insert_decl_to_uid_decl_map): New helper function.
20600 (make_node_stat): Insert new decls into the map.
20601 (copy_node_stat): Likewise.
20602 (lookup_decl_from_uid): New function.
20603 (remove_decl_from_map): Likewise.
20604 (print_decl_for_uid_map_statistics): New helper.
20605 (dump_tree_statistics): Call it.
20607 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20608 (referenced_var_iterator): Adjust.
20609 (FOR_EACH_REFERENCED_VAR): Adjust.
20610 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20611 (num_referenced_vars): Adjust.
20612 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20613 (first_referenced_var): Remove.
20614 (end_referenced_vars_p): Likewise.
20615 (next_referenced_var): Likewise.
20616 (referenced_var_iterator_set): New helper function.
20617 * tree-dfa.c (referenced_var_lookup): Adjust.
20618 (referenced_var_check_and_insert): Likewise.
20619 (remove_referenced_var): Likewise.
20620 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20621 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20622 (verify_call_clobbering): Likewise.
20623 (verify_memory_partitions): Likewise.
20624 (init_tree_ssa): Allocate bitmap instead of hashtable for
20626 (delete_tree_ssa): Adjust.
20627 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20628 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20629 (compute_tag_properties): Likewise.
20630 (set_initial_properties): Likewise.
20631 (find_partition_for): Likewise.
20632 (update_reference_counts): Likewise.
20633 (dump_may_aliases_for): Likewise.
20634 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20635 (add_call_clobber_ops): Likewise.
20636 (add_call_read_ops): Likewise.
20637 (get_asm_expr_operands): Likewise.
20638 * tree-into-ssa.c (dump_decl_set): Likewise.
20639 (update_ssa): Likewise.
20640 * tree-sra.c (scan_function): Likewise.
20641 (decide_instantiations): Likewise.
20642 (scalarize_parms): Likewise.
20643 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20644 (dsa_named_for): Likewise.
20645 * tree-ssa-structalias.c (update_alias_info): Likewise.
20646 (merge_smts_into): Likewise.
20648 2008-02-27 David Daney <ddaney@avtrex.com>
20651 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
20652 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
20653 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
20654 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
20655 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
20657 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
20660 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
20661 (BUILT_IN_NEXTTOWARD): Remove.
20662 (BUILT_IN_NEXTTOWARDF): Ditto.
20663 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
20664 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
20666 2008-02-27 Tom Tromey <tromey@redhat.com>
20668 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
20669 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
20671 2008-02-27 Jan Beulich <jbeulich@novell.com>
20673 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
20674 update the respective field on newdecl.
20676 2008-02-27 Revital Eres <eres@il.ibm.com>
20678 PR rtl-optimization/34999
20679 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
20680 crossing edges that ends with a call insn.
20681 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
20682 call insn and clear the EDGE_CROSSING flag of the crossing edge
20683 when fixing fallthru edges.
20685 2008-02-27 Richard Guenther <rguenther@suse.de>
20687 PR middle-end/35390
20688 * fold-const.c (fold_unary): Return the correct argument,
20689 converted to the result type.
20691 2008-02-27 Richard Guenther <rguenther@suse.de>
20693 PR middle-end/34971
20694 * expr.c (expand_expr_real_1): Assert on rotates that operate
20696 * fold-const.c (fold_binary): Use the types precision, not the
20697 bitsize of the mode if folding rotate expressions. Build rotates
20698 only for full modes.
20700 2008-02-27 Jakub Jelinek <jakub@redhat.com>
20702 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
20703 and CPP_PRAGMA_EOL.
20704 * c-pragma.c (pragma_ns_name): New typedef.
20705 (registered_pp_pragmas): New variable.
20706 (c_pp_lookup_pragma): New function.
20707 (c_register_pragma_1): If flag_preprocess_only, do nothing
20708 for non-expanded pragmas, for expanded ones push pragma's
20709 namespace and name into registered_pp_pragmas vector.
20710 (c_invoke_pragma_handler): Register OpenMP pragmas even when
20711 flag_preprocess_only, don't register GCC pch_preprocess
20712 pragma if flag_preprocess_only.
20713 * c-opts.c (c_common_init): Call init_pragma even if
20714 flag_preprocess_only.
20715 * c-pragma.c (c_pp_lookup_pragma): New prototype.
20716 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
20717 cpp_register_pragma if flag_preprocess_only.
20719 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20722 * c-parser.c (c_parser_translation_unit): Warn for empty
20723 translation unit, not empty source file.
20725 2008-02-26 Paul Brook <paul@codesourcery.com>
20727 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
20728 operand for Thumb-2.
20729 * config/arm/arm.h (reg_class): Add CORE_REGS.
20730 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
20731 (BASE_REG_CLASS): Use CORE_REGS.
20732 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
20733 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
20734 (REGNO_OK_FOR_INDEX_P): Exclude SP.
20735 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
20736 ARM_REGNO_OK_FOR_INDEX_P.
20737 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
20738 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
20739 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
20740 (ldm/stm peepholes): Ditto.
20741 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
20742 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
20743 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
20744 * config/arm/constraints.md: Enable "k" constraint on ARM.
20746 2008-02-27 Ben Elliston <bje@au.ibm.com>
20748 * config/rs6000/rs6000.c: Annotate cache line size field in all
20749 instances of struct processor_costs.
20751 2008-02-26 David Edelsohn <edelsohn@gnu.org>
20753 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
20754 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
20755 jump_bypass): New counters.
20756 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
20757 * dce.c (gate_ud_dce): Same.
20758 (gate_fast_dce): Same.
20759 * dse.c (gate_dse1): New function.
20760 (gate_dse2): New function.
20761 (gate_dse): Merge results of new gate functions.
20762 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
20763 (gate_handle_jump_bypass): Add dbg_cnt.
20764 (gate_handle_gcse): Add dbg_cnt.
20765 * ifcvt.c (gate_handle_if_conversion): Same.
20766 (gate_handle_if_after_combine): Same.
20767 (gate_handle_if_after_reload): Same.
20768 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
20770 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
20772 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
20774 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
20776 2008-02-26 Jason Merrill <jason@redhat.com>
20779 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
20780 alone if it's the naming decl for the type's main variant.
20782 2008-02-26 Tom Tromey <tromey@redhat.com>
20784 * system.h (USE_MAPPED_LOCATION): Poison.
20785 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
20786 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
20787 (make_goto_expr_edges): Likewise.
20788 (remove_bb): Likewise.
20789 (execute_warn_function_return): Likewise.
20790 * basic-block.h (struct edge_def) <goto_locus>: Change type to
20792 * c-common.c (fname_decl): Remove old location code.
20793 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
20795 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
20797 (ASM_INPUT_SOURCE_LOCATION): Likewise.
20798 (gen_rtx_ASM_INPUT): Likewise.
20799 (gen_rtx_ASM_INPUT_loc): Likewise.
20800 (get_rtx_asm_OPERANDS): Remove.
20801 * cfglayout.c (insn_locators_alloc): Remove old location code.
20802 (set_curr_insn_source_location): Likewise.
20803 (curr_insn_locator): Likewise.
20804 * print-tree.c (print_node): Remove old location code.
20805 * tree-mudflap.c (mf_varname_tree): Remove old location code.
20806 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
20807 * cfgexpand.c (expand_gimple_cond_expr): Don't use
20808 location_from_locus.
20809 (construct_exit_block): Remove old location code.
20810 * emit-rtl.c (force_next_line_note): Remove old location code.
20811 * profile.c (branch_prob): Remove old location code.
20812 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
20813 LOC_LINE): Remove old-location variants.
20814 * langhooks.c (lhd_print_error_function): Remove old location
20816 * configure, config.in: Rebuilt.
20817 * configure.ac (--enable-mapped-location): Remove.
20818 * c-decl.c (c_init_decl_processing): Remove old location code.
20819 (finish_function): Likewise.
20820 * recog.c (decode_asm_operands): Remove old location code.
20821 * c-pch.c (c_common_read_pch): Remove old location code.
20822 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
20824 * gimple-low.c (lower_function_body): Remove old location code.
20825 * toplev.c (unknown_location): Remove.
20826 (push_srcloc): Remove old-location variant.
20827 (process_options): Remove old location code.
20828 (lang_dependent_init): Likewise.
20829 * input.h (UNKNOWN_LOCATION): Move definition.
20830 (location_t): Undeprecate.
20831 (source_locus): Remove.
20832 (location_from_locus): Remove.
20833 (struct location_s): Remove.
20834 Remove all old-location code.
20835 (input_line, input_filename): Remove.
20836 * final.c (final_scan_insn): Remove old location code.
20837 * diagnostic.c (diagnostic_build_prefix): Remove
20838 USE_MAPPED_LOCATION test.
20839 * tree.h (gimple_stmt) <locus>: Now a location_t.
20840 (tree_exp) <locus>: Likewise.
20841 (DECL_IS_BUILTIN): Remove old-location variant.
20842 (annotate_with_file_line, annotate_with_locus): Likewise.
20843 (expr_locus, set_expr_locus): Update.
20844 * tree.c (build1_stat): Remove old location code.
20845 (last_annotated_node): Remove.
20846 (annotate_with_file_line): Remove old-location variant.
20847 (annotate_with_locus): Likewise.
20848 (expr_location): Remove old location code.
20849 (set_expr_location): Likewise.
20850 (expr_has_location): Likewise.
20851 (expr_locus): Likewise.
20852 (set_expr_locus): Likewise.
20853 (expr_filename): Don't use location_from_locus.
20854 (expr_lineno): Likewise.
20855 * rtl-error.c (location_for_asm): Remove old location code.
20856 * c-lex.c (cb_line_change): Remove old location code.
20857 (fe_file_change): Likewise.
20858 (cb_def_pragma): Likewise.
20859 (c_lex_with_flags): Likewise.
20860 * gengtype.c (do_typedef): Don't special-case location types.
20861 (define_location_structures): Remove.
20862 (main): Don't call define_location_structures.
20863 * tree-pretty-print.c (dump_implicit_edges): Remove old location
20866 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20869 * builtins.def (BUILT_IN_STDARG_START): Remove.
20870 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
20871 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
20872 * tree-inline.c (inline_forbidden_p_1): Likewise.
20874 2008-02-26 Richard Guenther <rguenther@suse.de>
20876 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20877 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20878 (lookup_decl_from_uid): Declare.
20879 (remove_decl_from_map): Likewise.
20880 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20881 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20882 (decl_for_uid_map): New global hashtable mapping DECL_UID
20884 (init_ttree): Allocate it.
20885 (insert_decl_to_uid_decl_map): New helper function.
20886 (make_node_stat): Insert new decls into the map.
20887 (copy_node_stat): Likewise.
20888 (lookup_decl_from_uid): New function.
20889 (remove_decl_from_map): Likewise.
20890 (print_decl_for_uid_map_statistics): New helper.
20891 (dump_tree_statistics): Call it.
20893 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20894 (referenced_var_iterator): Adjust.
20895 (FOR_EACH_REFERENCED_VAR): Adjust.
20896 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20897 (num_referenced_vars): Adjust.
20898 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20899 (first_referenced_var): Remove.
20900 (end_referenced_vars_p): Likewise.
20901 (next_referenced_var): Likewise.
20902 (referenced_var_iterator_set): New helper function.
20903 * tree-dfa.c (referenced_var_lookup): Adjust.
20904 (referenced_var_check_and_insert): Likewise.
20905 (remove_referenced_var): Likewise.
20906 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20907 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20908 (verify_call_clobbering): Likewise.
20909 (verify_memory_partitions): Likewise.
20910 (init_tree_ssa): Allocate bitmap instead of hashtable for
20912 (delete_tree_ssa): Adjust.
20913 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20914 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20915 (compute_tag_properties): Likewise.
20916 (set_initial_properties): Likewise.
20917 (find_partition_for): Likewise.
20918 (update_reference_counts): Likewise.
20919 (dump_may_aliases_for): Likewise.
20920 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20921 (add_call_clobber_ops): Likewise.
20922 (add_call_read_ops): Likewise.
20923 (get_asm_expr_operands): Likewise.
20924 * tree-into-ssa.c (dump_decl_set): Likewise.
20925 (update_ssa): Likewise.
20926 * tree-sra.c (scan_function): Likewise.
20927 (decide_instantiations): Likewise.
20928 (scalarize_parms): Likewise.
20929 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20930 (dsa_named_for): Likewise.
20931 * tree-ssa-structalias.c (update_alias_info): Likewise.
20932 (merge_smts_into): Likewise.
20934 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20937 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
20938 * c-opts.c (c_common_handle_option): Wall enables
20939 Wvolatile-register-var.
20940 * common.opt: Move Wvolatile-register-var to...
20943 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20945 * common.opt (Wlarger-than=): New.
20946 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
20948 * opts.c (common_handle_option): Handle -Wlarger-than=.
20949 * optc-gen.awk: Likewise.
20950 * opth-gen.awk: Likewise.
20951 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
20952 * tree-optimize.c (tree_rest_of_compilation): Likewise.
20954 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20956 * c-common.c (match_case_to_enum_1): Add appropriate
20957 OPT_W* parameter to warning.
20958 (c_do_switch_warnings): Likewise.
20959 * c-typeck.c (warning_init): Add one more parameter following
20960 'warning' function.
20961 (push_init_level): Update call to warning_init.
20962 (pop_init_level): Likewise.
20963 (add_pending_init): Likewise.
20964 (output_init_element: Likewise.
20966 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20969 * toplev.c (toplev_main): If there are warnings or error, print
20970 errors for ignored options.
20971 * opts.c (ignored_options): New static variable.
20972 (postpone_unknown_option_error): New.
20973 (print_ignored_options): New.
20974 (handle_option): Postpone errors for unknown -Wno-* options.
20975 * opts.h (print_ignored_options): Declare.
20977 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
20979 * config/mips/mips.md (loadgp_blockage, blockage): Change type
20982 2008-02-25 Richard Guenther <rguenther@suse.de>
20985 2008-02-25 Richard Guenther <rguenther@suse.de>
20987 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20988 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20989 (lookup_decl_from_uid): Declare.
20990 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20991 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20992 (decl_for_uid_map): New global hashtable mapping DECL_UID
20994 (init_ttree): Allocate it.
20995 (insert_decl_to_uid_decl_map): New helper function.
20996 (make_node_stat): Insert new decls into the map.
20997 (copy_node_stat): Likewise.
20998 (lookup_decl_from_uid): New function.
20999 (print_decl_for_uid_map_statistics): New helper.
21000 (dump_tree_statistics): Call it.
21002 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21003 (referenced_var_iterator): Adjust.
21004 (FOR_EACH_REFERENCED_VAR): Adjust.
21005 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21006 (num_referenced_vars): Adjust.
21007 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21008 (first_referenced_var): Remove.
21009 (end_referenced_vars_p): Likewise.
21010 (next_referenced_var): Likewise.
21011 (referenced_var_iterator_set): New helper function.
21012 * tree-dfa.c (referenced_var_lookup): Adjust.
21013 (referenced_var_check_and_insert): Likewise.
21014 (remove_referenced_var): Likewise.
21015 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21016 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21017 (verify_call_clobbering): Likewise.
21018 (verify_memory_partitions): Likewise.
21019 (init_tree_ssa): Allocate bitmap instead of hashtable for
21021 (delete_tree_ssa): Adjust.
21022 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21023 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21024 (compute_tag_properties): Likewise.
21025 (set_initial_properties): Likewise.
21026 (find_partition_for): Likewise.
21027 (update_reference_counts): Likewise.
21028 (dump_may_aliases_for): Likewise.
21029 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21030 (add_call_clobber_ops): Likewise.
21031 (add_call_read_ops): Likewise.
21032 (get_asm_expr_operands): Likewise.
21033 * tree-into-ssa.c (dump_decl_set): Likewise.
21034 (update_ssa): Likewise.
21035 * tree-sra.c (scan_function): Likewise.
21036 (decide_instantiations): Likewise.
21037 (scalarize_parms): Likewise.
21038 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21039 (dsa_named_for): Likewise.
21040 * tree-ssa-structalias.c (update_alias_info): Likewise.
21041 (merge_smts_into): Likewise.
21043 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21046 * doc/invoke.texi (-fcx-limited-range): Document new option.
21047 * toplev.c (process_options): Handle -fcx-fortran-rules.
21048 * common.opt: Add documentation for -fcx-fortran-rules.
21050 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21053 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21054 actual behaviour and C99.
21056 2008-02-26 Ben Elliston <bje@au.ibm.com>
21058 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21059 (ASM_CPU_POWER6_SPEC): Likewise.
21060 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21061 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21062 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21064 2008-02-25 Richard Guenther <rguenther@suse.de>
21066 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21067 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21068 (lookup_decl_from_uid): Declare.
21069 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21070 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21071 (decl_for_uid_map): New global hashtable mapping DECL_UID
21073 (init_ttree): Allocate it.
21074 (insert_decl_to_uid_decl_map): New helper function.
21075 (make_node_stat): Insert new decls into the map.
21076 (copy_node_stat): Likewise.
21077 (lookup_decl_from_uid): New function.
21078 (print_decl_for_uid_map_statistics): New helper.
21079 (dump_tree_statistics): Call it.
21081 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21082 (referenced_var_iterator): Adjust.
21083 (FOR_EACH_REFERENCED_VAR): Adjust.
21084 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21085 (num_referenced_vars): Adjust.
21086 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21087 (first_referenced_var): Remove.
21088 (end_referenced_vars_p): Likewise.
21089 (next_referenced_var): Likewise.
21090 (referenced_var_iterator_set): New helper function.
21091 * tree-dfa.c (referenced_var_lookup): Adjust.
21092 (referenced_var_check_and_insert): Likewise.
21093 (remove_referenced_var): Likewise.
21094 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21095 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21096 (verify_call_clobbering): Likewise.
21097 (verify_memory_partitions): Likewise.
21098 (init_tree_ssa): Allocate bitmap instead of hashtable for
21100 (delete_tree_ssa): Adjust.
21101 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21102 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21103 (compute_tag_properties): Likewise.
21104 (set_initial_properties): Likewise.
21105 (find_partition_for): Likewise.
21106 (update_reference_counts): Likewise.
21107 (dump_may_aliases_for): Likewise.
21108 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21109 (add_call_clobber_ops): Likewise.
21110 (add_call_read_ops): Likewise.
21111 (get_asm_expr_operands): Likewise.
21112 * tree-into-ssa.c (dump_decl_set): Likewise.
21113 (update_ssa): Likewise.
21114 * tree-sra.c (scan_function): Likewise.
21115 (decide_instantiations): Likewise.
21116 (scalarize_parms): Likewise.
21117 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21118 (dsa_named_for): Likewise.
21119 * tree-ssa-structalias.c (update_alias_info): Likewise.
21120 (merge_smts_into): Likewise.
21122 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21125 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21126 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21127 * alias.h (nonoverlapping_memrefs_p): Likewise.
21129 2008-02-25 Jan Beulich <jbeulich@novell.com>
21131 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21132 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21133 __emultls_get_address, __emultls_register_common,
21134 __floatundi?f, and _Unwind_GetIPInfo.
21135 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21136 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21137 (gen_regparm_prefix): Likewise.
21138 (i386_nlm_encode_section_info): Sync with
21139 config/i386/winnt.c:i386_pe_encode_section_info().
21140 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21141 i386_nlm_mangle_decl_assembler_name): New.
21142 (netware_override_options): New.
21143 * config/i386/netware.h (netware_override_options): Declare.
21144 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21145 (i386_nlm_mangle_decl_assembler_name): Declare.
21146 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21148 2008-02-25 Ben Elliston <bje@au.ibm.com>
21151 * c-decl.c (grokdeclarator): Remove unused local variables
21152 `typedef_type' and `type_as_written'.
21154 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21155 unused local variable `has_hot_blocks'.
21156 (fix_crossing_conditional_branches): Remove unused local variable
21159 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
21161 PR middle-end/19984
21162 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21163 using DEF_C99_BUILTIN.
21164 (BUILT_IN_NANF): Ditto.
21165 (BUILT_IN_NANL): Ditto.
21167 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21168 Revital Eres <eres@il.ibm.com>
21170 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21171 regarding the order of two dependent insns in the same row.
21173 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21175 * stor-layout.c (layout_decl): Do not bump the alignment of a
21176 bit-field to more than byte alignment if it is packed.
21178 2008-02-24 David Edelsohn <edelsohn@gnu.org>
21180 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
21183 2008-02-24 Diego Novillo <dnovillo@google.com>
21185 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
21188 * tree-vrp.c (vrp_evaluate_conditional): With
21189 -Wtype-limits, emit a warning when comparing against a
21190 constant outside the natural range of OP0's type.
21191 * c.opt (Wtype-limits): Move ...
21192 * common.opt (Wtype-limits): ... here.
21194 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
21196 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
21197 * config/rs6000/e300c2c3.md: New file.
21198 * config/rs6000/rs6000.c (processor_costs): Add new costs for
21200 (rs6000_override_options): Add e300c2 and e300c3 cases to
21201 processor_target_table. Do not allow usage of Altivec or Spe
21202 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
21203 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
21204 * config/rs6000/rs6000.h (processor_type): Add
21205 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
21206 (ASM_CPU_SPEC): Add e300c2 and e300c3.
21207 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
21208 and ppce300c3. Include e300c2c3.md.
21210 2008-02-23 David Edelsohn <edelsohn@gnu.org>
21212 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
21213 instead of TARGET_STRICT_ALIGN.
21215 2008-02-23 Joseph Myers <joseph@codesourcery.com>
21217 * explow.c (memory_address): Assert that the generated address is
21220 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21223 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
21224 * config/darwin-ppc-ldouble-patch.def: New file.
21225 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
21226 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
21227 SUBTARGET_INIT_BUILTINS if defined.
21228 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
21231 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21234 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
21235 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
21237 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21240 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
21241 file" warning condtional on -Winvalid-PCH.
21243 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
21245 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
21247 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
21251 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
21252 prevent reload from using MMX registers.
21253 (*mov<mode>_internal): Ditto.
21254 (*movv2sf_internal_rex64): Ditto.
21255 (*movv2sf_internal): Ditto.
21257 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21259 PR documentation/31569
21260 * doc/install.texi2html: Use makeinfo --no-number-sections.
21262 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21264 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
21265 ensure that we can address an entire entity > 8 bytes. Don't
21266 generate reg+reg addressing for such data.
21268 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21270 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
21271 strings when optimizing for size, unless the target cares about
21274 2008-02-22 Tom Tromey <tromey@redhat.com>
21276 * regclass.c (current_pass): Remove declaration.
21278 2008-02-22 Anatoly Sokolov <aesok@post.ru>
21280 * config/avr/libgcc.S (__RAMPZ__): Define.
21281 (__do_copy_data): Add for devices with 128KB code memory.
21283 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21285 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21287 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
21289 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
21291 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
21294 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21297 * c-typeck.c (build_binary_op): Warn about floating point
21298 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
21300 2008-02-21 Janis Johnson <janis187@us.ibm.com>
21303 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
21304 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
21306 (rs6000_override_options): Set altivec_abi as default, not override,
21307 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
21308 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
21309 is used; use new member spe_abi.
21310 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
21311 spe_abi and altivec_abi.
21313 2008-02-22 Tomas Bily <tbily@suse.cz>
21315 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
21317 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21320 * config.build (build_file_translate): Set to `CMD //c' only if
21322 * Makefile.in (build_file_translate): Improve comment.
21324 2008-02-21 Jan Hubicka <jh@suse.cz>
21326 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
21327 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
21328 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
21330 2008-02-21 Michael Matz <matz@suse.de>
21333 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
21335 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
21337 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
21338 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
21339 as insn constraint.
21340 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
21341 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
21342 SSE_VEC_FLOAT_MODE_P as insn constraint.
21343 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
21344 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
21345 sse4a_movntdf using MODEF mode iterator.
21346 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
21347 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
21348 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
21349 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
21350 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
21351 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
21352 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
21354 2008-02-21 Richard Guenther <rguenther@suse.de>
21356 * tree.def (PAREN_EXPR): New tree code.
21357 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
21359 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
21360 * expr.c (expand_expr_real_1): Likewise.
21361 * tree-inline.c (estimate_num_insns_1): Likewise.
21362 * tree-complex.c (expand_complex_move): Likewise.
21363 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
21366 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21369 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
21371 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21374 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
21376 * config/sh/sh.c (find_barrier): Don't go past
21377 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
21379 2008-02-20 DJ Delorie <dj@redhat.com>
21381 * config/h8300/h8300.md (insv): Force source operand to be a register.
21383 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
21384 as a jump, not as a plain insn.
21386 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
21388 * doc/invoke.texi (Warning Options): Add new option
21389 -Wframe-larger-than=.
21390 (-Wframe-larger-than): Document.
21392 * flags.h (warn_frame_larger_than, frame_larger_than_size):
21393 Add declarations for new option variables.
21395 * final.c (final_start_function): Check the frame size
21396 before emission and issue a Wframe-larger-than warning.
21398 * opts.c (warn_frame_larger_than, frame_larger_than_size):
21399 Add definitions for new option variables.
21400 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
21402 * common.opt (Wframe-larger-than=): New option.
21404 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21406 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
21407 (<sse>_div<mode>3): Ditto.
21408 (<sse>_vmdiv<mode>3): Ditto.
21409 (<sse>_vmsqrt<mode>2): Ditto.
21410 (*smax<mode>3): Ditto.
21411 (sse5_frcz<mode>2): Ditto.
21412 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
21413 as insn constraint.
21415 2008-02-20 Richard Guenther <rguenther@suse.de>
21417 PR middle-end/35265
21418 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
21419 be happy with INTEGRAL_TYPE_P.
21421 2008-02-20 Richard Guenther <rguenther@suse.de>
21423 * fold-const.c (split_tree): Associate floatig-point expressions
21424 if flag_associative_math is set.
21426 2008-02-20 Richard Guenther <rguenther@suse.de>
21428 * tree.h (fold_real_zero_addition_p): Declare.
21429 * fold-const.c (fold_real_zero_addition_p): Export.
21430 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
21431 floating-point operations with zero and one.
21433 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
21435 * doc/install.texi: Correct references to CFLAGS, replacing them
21436 with BOOT_CFLAGS. Document flags used during bootstrap for
21439 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21441 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
21442 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
21443 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
21445 (smin<mode>3): Ditto from similar patterns.
21446 (smax<mode>3): Ditto.
21447 (*ieee_smin<mode>3): Ditto.
21448 (*ieee_smax<mode>3): Ditto.
21449 * config/i386/sse.md (sse): New mode attribute.
21450 (mov<mode>): Macroize expander from movv4sf and movv2df using
21451 SSEMODEF2P mode iterator.
21452 (<sse>_movnt<mode>): Ditto from similar patterns. Use
21453 SSE_VEC_FLOAT_MODE_P as insn constraint.
21454 (storent<mode>): Ditto.
21455 (storent<mode>): Macroize expander from storentsf and storentdf using
21456 MODEF mode iterator.
21457 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
21458 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
21459 (abs<mode>2): Ditto from similar patterns.
21460 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
21461 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
21462 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
21463 (<sse>_vmsqrt<mode>2): Ditto.
21464 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
21465 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
21466 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
21467 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
21468 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
21469 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
21470 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
21472 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
21473 iterator and SSE_FLOAT_MODE_P as insn constraint.
21474 (<sse>_ucomi): Ditto from similar patterns.
21475 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
21476 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
21477 SSE_VEC_FLOAT_MODE_P as insn constraint.
21478 (vcond<mode>): Ditto from similar patterns.
21479 (and<mode>3, *and<mode>3): Ditto.
21480 (<sse>_nand<mode>3): Ditto.
21481 (ior<mode>3, *ior<mode>3): Ditto.
21482 (xor<mode>3, *xor<mode>3): Ditto.
21483 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
21484 iterator and SSE_FLOAT_MODE_P as insn constraint.
21485 (*nand<mode>3): Ditto from similar patterns.
21486 (*ior<mode>3): Ditto.
21487 (*xor<mode>3): Ditto.
21489 2008-02-20 Ira Rosen <irar@il.ibm.com>
21491 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
21492 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
21493 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
21495 2008-02-19 Jan Hubicka <jh@suse.cz>
21497 * predict.c (tree_bb_level_predictions): Remove variable next
21498 mistakely introduced by previous commit.
21500 2008-02-19 Jan Hubicka <jh@suse.cz>
21502 * predict.c (predict_paths_leading_to): Rewrite.
21503 (predict_paths_for_bb): New.
21504 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
21506 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21509 * Makefile.in (build_file_translate): New.
21510 (gcc-vers.texi): Use it for translating $(abs_srcdir).
21511 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
21512 * configure.ac (build_file_translate): Substitute it.
21513 * configure: Regenerate.
21515 2008-02-19 Jan Hubicka <jh@suse.cz>
21517 PR rtl-optimization/34408
21518 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
21521 2008-02-19 Jan Hubicka <jh@suse.cz>
21523 PR middle-end/28779
21524 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
21527 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
21530 * config/i386/i386-modes.def: Revert the last DI alignment
21531 change until Ada people can look into it.
21533 2008-02-19 Nick Clifton <nickc@redhat.com>
21535 * opts.c (print_specific_help): Fix typo in --help text.
21537 2008-02-19 Jakub Jelinek <jakub@redhat.com>
21540 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
21541 32-bit inline asm without asm alternatives for host GCC < 3.0.
21543 2008-02-19 Richard Guenther <rguenther@suse.de>
21545 PR tree-optimization/34989
21546 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
21547 Allow propagation to INDIRECT_REF if we can simplify only.
21549 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21551 * c-common.c (warn_for_collisions_1): Use appropriate option when
21554 2008-02-19 Nick Clifton <nickc@redhat.com>
21557 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
21558 (handle_options): Fix indentation.
21559 (print_filtered_help): If no language-specific options were
21560 displayed tell the user how to list all the options supported by
21561 the language's front-end.
21562 (print_specific_help): Fix indentation and remove duplicate line.
21563 (common_handle_option): Handle the -v option.
21564 For --help enable the display of undocumented options if the -v
21565 switch has been included on the command line.
21566 For --help= check for overlaps in the arguments between the option
21567 classes and the language names and issue a warning when they
21568 cannot be disambiguated.
21569 * c.opt (v): Pass on to the common option handler.
21571 2008-02-19 Revital Eres <eres@il.ibm.com>
21573 * modulo-sched.c (sms_schedule): Change dump message when
21574 create_ddg function fails.
21575 (try_scheduling_node_in_cycle): Rename row to cycle.
21576 (print_partial_schedule): Rename CYCLE to ROW.
21578 2008-02-19 Christian Bruel <christian.bruel@st.com>
21579 Zdenek Dvorak <ook@ucw.cz>
21581 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
21583 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21586 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
21587 (*x86_movdicc_0_m1_se): Ditto.
21589 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21591 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
21592 (CMPtype): Define as __gcc_CMPtype.
21593 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
21594 (CMPtype): Define as __gcc_CMPtype.
21596 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
21598 Support valgrind 3.3 for --enable-checking=valgrind.
21599 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
21601 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
21602 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
21603 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
21604 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
21605 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
21606 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
21607 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
21609 * ggc-zone.c: Similar.
21610 * ggc-page.c: Similar.
21612 2008-02-19 Paul Brook <paul@codesourcery.com>
21615 * config/arm/ieee754-df.S: Fix do_it typo.
21616 * config/arm/ieee754-sf.S: Fix do_it typo.
21618 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21621 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
21622 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
21623 (OPTION_MASK_ISA_SSE_SET): Likewise.
21624 (OPTION_MASK_ISA_SSE2_SET): Likewise.
21625 (OPTION_MASK_ISA_SSE3_SET): Likewise.
21626 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
21627 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
21628 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
21629 (OPTION_MASK_ISA_SSE4_SET): Likewise.
21630 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
21631 (OPTION_MASK_ISA_SSE5_SET): Likewise.
21632 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
21633 (OPTION_MASK_ISA_MMX_UNSET): Updated.
21634 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
21635 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
21636 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
21637 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
21638 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
21639 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
21640 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
21641 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
21642 (OPTION_MASK_ISA_SSE4): Removed.
21643 (ix86_handle_option): Turn on bits in ix86_isa_flags and
21644 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
21645 (override_options): Don't turn on implied SSE/MMX bits in
21648 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21650 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21653 2008-02-18 Joey Ye <joey.ye@intel.com>
21655 PR middle-end/34921
21656 * tree-nested.c (insert_field_into_struct): Set type alignment
21657 to field alignment if the former is less than the latter.
21659 2008-02-18 Jakub Jelinek <jakub@redhat.com>
21661 * BASE-VER: Set to 4.4.0.
21663 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21665 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
21666 * doc/cfg.texi: Likewise.
21667 * doc/extend.texi: Likewise.
21668 * doc/gty.texi: Likewise.
21669 * doc/invoke.texi: Likewise.
21670 * doc/loop.texi: Likewise.
21671 * doc/md.texi: Likewise.
21672 * doc/passes.texi: Likewise.
21673 * doc/rtl.texi: Likewise.
21674 * doc/sourcebuild.texi: Likewise.
21675 * doc/tm.texi: Likewise.
21676 * doc/tree-ssa.texi: Likewise.
21678 2008-02-17 Richard Guenther <rguenther@suse.de>
21680 PR middle-end/35227
21681 * tree-complex.c (init_parameter_lattice_values): Handle parameters
21682 without default definition.
21684 2008-02-17 Richard Guenther <rguenther@suse.de>
21686 PR tree-optimization/35231
21687 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
21690 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
21693 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21694 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21695 libgcc_cmp_return mode.
21697 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21700 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
21702 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
21704 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
21707 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21709 * doc/c-tree.texi: Use `@.' where appropriate.
21710 * doc/extend.texi: Likewise.
21711 * doc/install.texi: Likewise.
21712 * doc/invoke.texi: Likewise.
21713 * doc/loop.texi: Likewise.
21714 * doc/makefile.texi: Likewise.
21715 * doc/md.texi: Likewise.
21716 * doc/passes.texi: Likewise.
21717 * doc/standards.texi: Likewise.
21718 * doc/tm.texi: Likewise.
21720 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21722 PR middle-end/35196
21723 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
21725 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
21726 rather than in entry_bb.
21728 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21730 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21731 libgcc_cmp_return mode.
21733 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21735 PR middle-end/35130
21736 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
21737 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
21739 2008-02-15 Richard Guenther <rguenther@suse.de>
21740 Zdenek Dvorak <ook@ucw.cz>
21742 PR tree-optimization/35164
21743 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
21744 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
21745 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21746 Only propagate addresses which do not have abnormal SSA_NAMEs
21749 2008-02-15 Joseph Myers <joseph@codesourcery.com>
21752 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
21754 2008-02-15 Jan Hubicka <jh@suse.cz>
21756 PR middle-end/35149
21757 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
21759 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21761 PR middle-end/34621
21762 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
21763 when calculating alignment_pad.
21765 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21767 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
21768 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
21769 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
21770 and STACK_BOUNDARY define.
21772 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
21774 PR preprocessor/35061
21775 * c-pragma.c (handle_pragma_pop_macro): Check that
21776 pushed_macro_table has been allocated.
21778 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
21780 PR middle-end/35136
21781 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
21782 (force_gimple_operand): Likewise.
21783 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
21784 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
21785 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
21786 (find_interesting_uses_address): Check addressability and alignment
21787 of the base expression only after substituting bases of IVs into it.
21789 2008-02-14 Michael Matz <matz@suse.de>
21792 * function.c (instantiate_virtual_regs_in_insn): Reload address
21793 before falling back to reloading the whole operand.
21795 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
21797 * config/s390/s390.c (s390_mainpool_start): Emit the pool
21798 before the first section switch note.
21800 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21802 * doc/bugreport.texi: Update copyright years.
21803 * doc/c-tree.texi: Likewise.
21804 * doc/cfg.texi: Likewise.
21805 * doc/cpp.texi: Likewise.
21806 * doc/cppinternals.texi: Likewise.
21807 * doc/fragments.texi: Likewise.
21808 * doc/frontends.texi: Likewise.
21809 * doc/gcc.texi: Likewise.
21810 * doc/gty.texi: Likewise.
21811 * doc/hostconfig.texi: Likewise.
21812 * doc/implement-c.texi: Likewise.
21813 * doc/libgcc.texi: Likewise.
21814 * doc/loop.texi: Likewise.
21815 * doc/makefile.texi: Likewise.
21816 * doc/options.texi: Likewise.
21817 * doc/passes.texi: Likewise.
21818 * doc/rtl.texi: Likewise.
21819 * doc/sourcebuild.texi: Likewise.
21820 * doc/standards.texi: Likewise.
21821 * doc/tree-ssa.texi: Likewise.
21822 * doc/trouble.texi: Likewise.
21824 * doc/extend.texi: Use @: or add comma where appropriate.
21825 * doc/invoke.texi: Likewise.
21826 * doc/tm.texi: Likewise.
21828 2008-02-14 Alan Modra <amodra@bigpond.net.au>
21831 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
21834 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
21836 * doc/md.texi (clz, ctz): Add reference.
21837 * doc/rtl.texi (clz, ctz): Likewise.
21839 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21842 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
21845 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
21847 * config/s390/s390.c (struct constant_pool): New field
21848 emit_pool_after added.
21849 (s390_mainpool_start): Set the emit_pool_after flag according
21850 to the section switch notes.
21851 (s390_mainpool_finish): Consider emit_pool_after when emitting
21852 the literal pool at the end of the function.
21853 (s390_chunkify_start): Force literal pool splits at section
21856 2008-02-13 Michael Matz <matz@suse.de>
21859 * var-tracking.c (clobber_variable_part): Correctly traverse the
21862 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21865 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
21866 Add -fdump-ipa-inline.
21867 * tree-dump.c (dump_files): Remove tree-inlined dump.
21868 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
21870 2008-02-12 Richard Guenther <rguenther@suse.de>
21872 PR tree-optimization/35171
21873 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
21876 2008-02-12 Richard Guenther <rguenther@suse.de>
21878 PR middle-end/35163
21879 * fold-const.c (fold_widened_comparison): Use get_unwidened in
21880 value-preserving mode. Disallow final truncation.
21882 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
21884 PR middle-end/35136
21885 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
21886 code from here to...
21887 (force_gimple_operand): ...here.
21889 2008-02-12 Jakub Jelinek <jakub@redhat.com>
21892 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
21893 non-compatible pointers.
21894 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
21895 different FIELD_DECLs, try harder by comparing field offsets, sizes
21898 PR inline-asm/35160
21899 * function.c (match_asm_constraints_1): Don't replace the same input
21902 2008-02-12 Anatoly Sokolov <aesok@post.ru>
21904 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
21905 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
21906 (expand_epilogue): Restore RAMPZ register.
21907 * config/avr/avr.md (RAMPZ_ADDR): New constant.
21909 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
21911 * config/i386/cygwin.asm: (__alloca): Correct calling
21912 convention and alignment.
21913 (__chkstk): Force 8 byte stack alignment.
21915 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
21916 Richard Guenther <rguenther@suse.de>
21918 PR tree-optimization/33992
21919 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
21920 the zero we compare against.
21922 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
21924 PR libfortran/35063
21925 * gthr-win32.h (__gthread_mutex_destroy_function): New function
21926 to CloseHandle after unlocking to prevent accumulation of handle
21929 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21931 PR middle_end/34150
21932 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
21933 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
21934 and update LABEL_NUSES during and after reload.
21936 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
21938 PR middle-end/34627
21939 * combine.c (simplify_if_then_else): Make sure the comparison is
21940 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
21942 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
21945 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
21946 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
21947 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
21948 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
21949 * tree.h (get_type_static_bounds): Likewise.
21951 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21953 * doc/invoke.texi (Option Summary, C++ Dialect Options)
21954 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21955 Make -Wfoo language annotations match what the compiler outputs.
21957 2008-02-08 Sa Liu <saliu@de.ibm.com>
21959 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
21960 intrinsics spu_convts, spu_convtu, spu_convtf.
21962 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
21964 * doc/extend.texi (Function Attributes) <noinline>: Mention
21965 asm ("") as method to keep calls.
21967 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21970 * doc/options.texi (Options): Replace references to opts.sh with
21972 * opts-common.c: Likewise.
21973 * optc-gen.awk: Likewise.
21975 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
21977 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
21979 2008-02-07 Richard Henderson <rth@redhat.com>
21982 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
21983 EXPR_LIST for the REG_EQUAL instead of a comparison with a
21986 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
21988 PR tree-optimization/35085
21989 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
21990 for operand entry oe2 in addition to operand entry oe3 in order to
21991 expose more opportunities for vectorizer sum reduction.
21993 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21996 * Makefile.in (LIBS): Remove $(GMPLIBS).
21997 (cc1-dummy, cc1): Add $(GMPLIBS).
21999 2008-02-06 Jan Hubicka <jh@suse.cz>
22002 * i386.md (moddf_integer): Do not produce partial memory stalls for
22003 targets where it hurts.
22005 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22008 * optabs.c (expand_float): Do not check for decimal modes when
22009 expanding unsigned integer through signed conversion.
22011 2008-02-06 Nick Clifton <nickc@redhat.com>
22013 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22014 inside the clobber with a match_operand and duplicated operand
22015 number in the constraint.
22016 (ineqbranchsi): Delete redundant comment.
22018 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22020 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22021 builtin_define ("__USE_INIT_FINI__").
22022 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22024 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22026 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22028 PR documentation/30330
22029 * doc/invoke.texi (C++ Dialect Options)
22030 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22031 For each warning option -Wfoo that allows -Wno-foo, ensure both
22032 -Wfoo and -Wno-foo are listed in the option index. Fix index
22033 entry of -Wswitch-default, index -Wnormalized= including the
22034 `=', and -Wlarger-than-@var{len} including @var{len}.
22036 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22038 * config/i386/i386.md (floatunssisf2): Use
22039 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22040 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22041 Macroize expander using MODEF mode iterator.
22043 2008-02-05 Diego Novillo <dnovillo@google.com>
22045 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22048 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22050 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22053 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22055 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22058 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22059 to indicate if a message should be generated.
22060 (init_cumulative_args): Updated.
22061 (function_value_32): Likewise.
22063 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22065 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22067 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22070 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22071 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22073 2008-02-04 Diego Novillo <dnovillo@google.com>
22075 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22078 * tree-vrp.c (vrp_evaluate_conditional): With
22079 -Wtype-limits, emit a warning when comparing against a
22080 constant outside the natural range of OP0's type.
22082 2008-02-04 Richard Guenther <rguenther@suse.de>
22084 PR middle-end/33631
22085 * expr.c (count_type_elements): Give for unions instead of
22088 2008-02-04 Richard Guenther <rguenther@suse.de>
22090 PR middle-end/35043
22091 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22092 to TYPE_DOMAINs base type instead of using bitsizetype here.
22094 2008-02-03 Jason Merrill <jason@redhat.com>
22096 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22098 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22101 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22102 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22103 (RS/6000 and PowerPC Options): Fix typos and markup.
22104 * doc/passes.texi (Tree-SSA passes): Likewise.
22106 2008-02-02 Michael Matz <matz@suse.de>
22109 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22110 from record_last_reg_set_info.
22111 (record_last_reg_set_info): Take an RTX argument, iterate over all
22112 constituent hardregs.
22113 (record_last_set_info, record_opr_changes): Change calls to
22114 new signature or to record_last_reg_set_info_regno.
22116 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22118 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22120 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22122 PR rtl-optimization/34773
22123 * reg-notes.def (EQUAL): Mention significance of combination of
22124 REG_EQUAL and REG_RETVAL.
22125 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22126 insn that has a REG_RETVAL.
22128 2008-02-01 Roger Sayle <roger@eyesopen.com>
22131 * configure.ac (--enable-fixed-point): Disable unless explicitly
22133 * configure: Regenerate.
22135 2008-02-01 Richard Guenther <rguenther@suse.de>
22138 * invoke.texi (-finline-limit): Remove no longer true parts
22139 of the documentation. Note that there is no default value.
22141 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22142 Mark Mitchell <mark@codesourcery.com>
22143 Ben Elliston <bje@au.ibm.com>
22146 * doc/extend.texi (Other Builtins): Document.
22148 2008-01-31 Tom Browder <tom.browder@gmail.com>
22150 * doc/c-tree.texi (Types): Fix grammar.
22151 (Expression trees): Ditto.
22152 * doc/passes.texi (Tree-SSA passes): Ditto.
22154 * doc/configterms.texi (Configure Terms): Fix typo.
22155 * doc/cpp.texi (Common Predefined Macros): Ditto.
22156 * doc/md.texi (Machine Constraints): Ditto.
22158 * doc/makefile.texi (Makefile): Add comma.
22160 2008-01-31 Tom Browder <tom.browder@gmail.com>
22161 Gerald Pfeifer <gerald@pfeifer.com>
22163 * doc/sourcebuild.texi (Front End): Remove references to CVS
22164 and CVSROOT/modules.
22165 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22166 (Back End): Remove reference to CVS.
22168 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22171 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22173 (mips16_gp_pseudo_reg): ...here.
22174 * config/mips/mips.md (load_const_gp): Replace with...
22175 (load_const_gp_<mode>): ...this :P-based insn.
22177 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22179 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
22180 options. Minor fixes.
22181 (-std): Move reference to standards closer to where language
22182 standards are first mentioned.
22184 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22186 PR rtl-optimization/34995
22187 * reload.c (alternative_allows_const_pool_ref): Take an rtx
22188 parameter and return a bool. If the rtx parameter is nonnull,
22189 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
22190 (find_reloads): Update call accordingly. Pass the new operand
22191 if it needed no address reloads, otherwise pass null.
22193 2008-01-30 Richard Henderson <rth@redhat.com>
22196 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
22197 for unbounded arrays.
22199 2008-01-30 Silvius Rus <rus@google.com>
22201 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
22203 2008-01-30 Jan Hubicka <jh@suse.cz>
22206 * i386.c (init_cumulative_args): Use real function declaration when
22209 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
22211 PR rtl-optimization/34998
22212 * global.c (build_insn_chain): Treat non-subreg_lowpart
22213 SUBREGs of pseudos as clobbering all the words covered by the
22214 SUBREG, not just all the bytes.
22215 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
22216 original df_ref rather than an extract parameter.
22217 (global_conflicts): Update call accordingly.
22219 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
22221 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
22222 the overflow check to make it easier to read.
22223 (__fixtfdi): Change the type of the ll member in union
22224 long_double to UDItype_x.
22226 2008-01-30 Jakub Jelinek <jakub@redhat.com>
22228 PR middle-end/34969
22229 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
22230 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
22231 * tree-inline.c (fold_marked_statements): Call
22232 cgraph_update_edges_for_call_stmt if folding a call statement.
22233 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
22234 debug_generic_stmt calls, reset it back afterwards.
22237 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
22239 * c-typeck.c (build_external_ref): Don't pedwarn about
22240 static vars in current function's scope.
22242 2008-01-29 Joseph Myers <joseph@codesourcery.com>
22244 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
22246 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
22249 * ipa-struct-reorg.c: Fix spelling.
22250 * params.def: Ditto.
22252 2008-01-29 Richard Guenther <rguenther@suse.de>
22254 PR middle-end/35006
22255 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
22257 * tree-inline.c (remap_type): Increment remapping_type_depth
22258 around remapping types.
22259 (copy_body_r): Only add referenced variables if they are referenced
22260 from code, not types.
22262 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
22273 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
22274 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
22276 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
22279 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
22280 pointer for tiny stack.
22282 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22284 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
22286 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22288 * config/vx-common.h: Fix typo in comment.
22290 2008-01-28 Ian Lance Taylor <iant@google.com>
22294 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
22295 coalesce pointers if they have different DECL_NO_TBAA_P values.
22296 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
22297 between variables with different DECL_NO_TBAA_P values.
22299 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
22302 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
22303 are not legitimate small data references on SPE targets.
22305 2008-01-28 David Daney <ddaney@avtrex.com>
22307 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
22309 2008-01-28 David Daney <ddaney@avtrex.com>
22311 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
22313 2008-01-27 Joseph Myers <joseph@codesourcery.com>
22315 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
22316 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
22317 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
22318 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
22319 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
22320 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
22321 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
22322 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
22324 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22326 * basic-block.h (condjump_equiv_p): Fix comment.
22328 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22330 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
22331 print_generic_stmt_indented): Fix comment.
22333 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22335 * configure.ac (__stack_chk_fail): Add detecion for availability
22336 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
22337 * configure: Regenerate.
22339 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
22341 PR middle-end/34688
22342 * final.c (output_addr_const): Handle TRUNCATE.
22344 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
22347 * tree-ssa-loop-ivopts.c (comp_cost): New type.
22348 (zero_cost, infinite_cost): New constants.
22349 (struct cost_pair): Change type of cost to comp_cost.
22350 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
22351 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
22353 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
22354 split_address_cost, ptr_difference_cost, difference_cost,
22355 get_computation_cost_at, get_computation_cost,
22356 determine_use_iv_cost_generic, determine_use_iv_cost_address,
22357 determine_use_iv_cost_condition, determine_use_iv_costs,
22358 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
22359 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
22360 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
22361 Change type of cost to comp_cost.
22362 (determine_iv_cost): Increase cost of non-original ivs, instead
22363 of decreasing the cost of original ones.
22364 (get_address_cost): Indicate the complexity of the addressing mode
22366 (try_add_cand_for): Prefer using ivs not specific to some object.
22367 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
22369 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
22370 Janis Johnson <janis187@us.ibm.com>
22373 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
22374 (TARGET_INSTANTIATE_DECLS): Likewise.
22375 * target.h (expand_to_rtl_hook): New target hook.
22376 (instantiate_decls): Likewise.
22377 * function.c (instantiate_decl): Make non-static. Rename to...
22378 (instantiate_decl_rtl): ... this.
22379 (instantiate_expr): Use instantiate_decl_rtl.
22380 (instantiate_decls_1): Likewise.
22381 (instantiate_decls): Likewise.
22382 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
22383 * function.h (instantiate_decl_rtl): Add prototype.
22384 * cfgexpand.c (target.h): New include.
22385 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
22386 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
22387 (TARGET_INSTANTIATE_DECLS): Likewise.
22388 (TARGET_INITIALIZER): New target hooks added.
22389 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
22391 * config/rs6000/rs6000.c (tree-flow.h): New include.
22392 (machine_function): Add sdmode_stack_slot field.
22393 (rs6000_alloc_sdmode_stack_slot): New function.
22394 (rs6000_instantiate_decls): Likewise.
22395 (rs6000_secondary_memory_needed_rtx): Likewise.
22396 (rs6000_check_sdmode): Likewise.
22397 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
22398 (TARGET_INSTANTIATE_DECLS): Likewise.
22399 (rs6000_hard_regno_mode_ok): Allow SDmode.
22400 (num_insns_constant): Likewise. Handle _Decimal32 constants.
22401 (rs6000_emit_move): Handle SDmode.
22402 (function_arg_advance): Likewise.
22403 (function_arg): Likewise.
22404 (rs6000_gimplify_va_arg): Likewise. Add special handling of
22405 SDmode var args for 32-bit compiles.
22406 (rs6000_secondary_reload_class): Handle SDmode.
22407 (rs6000_output_function_epilogue): Likewise.
22408 (rs6000_function_value): Simplify if statement.
22409 (rs6000_libcall_value): Likewise.
22410 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
22411 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
22412 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
22413 (movsd_hardfloat): New define_insn.
22414 (movsd_softfloat): Likewise.
22415 (movsd_store): Likewise.
22416 (movsd_load): Likewise.
22417 (extendsddd2): Likewise.
22418 (extendsdtd2): Likewise.
22419 (truncddsd2): Likewise.
22420 (movdd_hardfloat64): Fixup comment.
22421 (UNSPEC_MOVSD_LOAD): New constant.
22422 (UNSPEC_MOVSD_STORE): Likewise.
22424 2008-01-26 Jakub Jelinek <jakub@redhat.com>
22427 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
22429 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
22430 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
22431 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
22432 and TRUTH_XOR_EXPR.
22434 2008-01-26 David Edelsohn <edelsohn@gnu.org>
22437 * config.gcc: Separate AIX 5.3 from AIX 6.1.
22438 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22439 __LONGDOUBLE128 too.
22440 * config/rs6000/aix61.h: New file.
22442 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22444 PR rtl-optimization/34959
22445 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
22446 popcount and parity rtxes the same mode as their operand.
22447 Truncate or extend the result to the return value's mode
22450 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22453 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
22454 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
22455 to GOT_VERSION_REGNUM.
22456 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
22457 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
22458 * config/mips/mips.c (mips_emit_call_insn): New function.
22459 (mips_call_tls_get_addr): Call mips_expand_call directly.
22460 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
22462 (mips16_build_call_stub): Likewise. Return the call insn or null.
22463 (mips_expand_call): Update the call to mips16_build_call_stub
22464 accordingly and a remove redundant condition. Assert that MIPS16
22465 stubs do not use lazy binding. Use mips_emit_call_insn and return
22467 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
22469 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
22470 (mips_avoid_hazard): Remove hazard_set handling.
22471 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
22472 (UNSPEC_RESTORE_GP): ...this.
22473 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
22474 (FAKE_CALL_REGNO): Rename to...
22475 (GOT_VERSION_REGNUM): ...this.
22476 (type): Add "ghost" value. Add an associated insn reservation.
22477 (hazard_set): Remove.
22478 (exception_receiver): Rename to...
22479 (restore_gp): ...this and update the unspec identifier accordingly.
22480 (exception_receiver, nonlocal_got_receiver): New expanders.
22481 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
22482 FAKE_CALL_REGNO. Remove hazard_set attribute.
22483 (set_got_version, update_got_version): New patterns.
22485 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
22488 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
22490 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22493 * doc/install.texi2html: Generate gcc-vers.texi.
22495 2008-01-25 DJ Delorie <dj@redhat.com>
22497 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
22499 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22501 * config/c4x: Remove directory.
22502 * config.gcc (crx-*, mt-*): Mark obsolete.
22503 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
22504 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
22505 sh-*-rtemscoff*): Remove cases.
22506 * defaults.h (C4X_FLOAT_FORMAT): Remove.
22507 * real.c (encode_c4x_single, decode_c4x_single,
22508 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
22509 c4x_extended_format): Remove.
22510 * real.h (c4x_single_format, c4x_extended_format): Remove.
22511 * doc/extend.texi (interrupt, naked): Remove mention of attributes
22513 (Pragmas): Remove comment about c4x pragmas.
22514 * doc/install.texi (c4x): Remove target-specific instructions.
22515 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
22516 * doc/md.texi (Machine Constraints): Remove C4x documentation.
22517 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
22518 refer to C4x source files as examples.
22519 (C4X_FLOAT_FORMAT): Remove documentation.
22521 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
22523 * config/bfin/bfin.c (override_options): Reorder tests so that
22524 flag_pic gets enabled for -msep-data.
22526 2008-01-25 Richard Guenther <rguenther@suse.de>
22528 PR middle-end/32244
22529 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
22530 to its bitfield precision if required.
22532 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22534 PR middle-end/33880
22535 * tree-nested.c (walk_omp_for): New function.
22536 (convert_nonlocal_reference, convert_local_reference): Call
22537 walk_omp_for on OMP_FOR.
22538 (convert_call_expr): Call walk_body on OMP_FOR's
22539 OMP_FOR_PRE_INIT_BODY.
22541 2008-01-25 Richard Guenther <rguenther@suse.de>
22543 PR tree-optimization/34966
22544 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
22545 default defs and PHI_NODEs we have to insert after the
22546 defining statement.
22548 2008-01-24 Nick Clifton <nickc@redhat.com>
22550 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
22551 Provide a default definition.
22552 (LIBGCC2_UNITS_PER_WORD): Likewise.
22554 * config/stormy16/stormy16.c: Include df.h for the prototype
22555 for df_regs_ever_live_p.
22556 (xstormy16_expand_builtin_va_start): Convert the stack offset
22557 into a component_ref and then use POINTER_PLUS_EXPR to add it
22558 to the incoming_virtual_args_rtx.
22559 (xstormy16_gimplify_va_arg_expr): Rename to
22560 xstormy16_gimplify_va_arg_expr.
22561 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
22562 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
22563 xstormy16_gimplify_va_arg_expr.
22564 Fix up some formatting issues.
22566 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
22567 Move to predicates.md.
22568 (xs_hi_general_operand): Likewise.
22569 (xs_hi_nonmemory_operand): Likewise.
22570 * config/stormy16/predicates.md:
22571 (xstormy16_carry_plus_operand): New predicate.
22572 (xs_hi_general_operand): New predicate.
22573 (xs_hi_nonmemory_operand): New predicate.
22574 * config/stormy16/stormy16-protos.h:
22575 (xstormy16_carry_plus_operand): Delete prototype.
22576 (xs_hi_general_operand): Likewise.
22577 (xs_hi_nonmemory_operand): Likewise.
22579 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
22580 modifiers as they are no longer needed and they can trigger
22581 reload spill failures.
22583 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
22584 with a match_operand in order to help reload.
22586 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
22587 constraint with 'e' for the 8th alternative as this version of
22588 the mov.w instruction only accepts the lower 8 registers.
22590 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
22593 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
22594 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
22597 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22599 PR middle-end/33333
22600 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
22602 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22604 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
22606 (remove_structure): Update allocations list before removing structure.
22608 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22610 * ipa-struct-reorg.c (is_safe_cond_expr,
22611 create_new_stmts_for_cond_expr): Use integer_zerop function,
22612 that recognize not only zero-pointer, but zero-integer too.
22614 2008-01-25 Ben Elliston <bje@au.ibm.com>
22617 * fixproto: Escape "." in sed expression that strips leading "./".
22619 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
22622 * gcc.c (SWITCH_OK): Removed.
22623 (SWITCH_LIVE): Changed to bit.
22624 (SWITCH_FALSE): Likewise.
22625 (SWITCH_IGNORE): Likewise.
22626 (switchstr): Change live_cond to unsigned int.
22627 (process_command): Replace SWITCH_OK with 0.
22628 (do_self_spec): Likewise.
22629 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
22630 (give_switch): Likewise.
22631 (used_arg): Likewise.
22632 (do_spec_1): Set the SWITCH_IGNORE bit.
22633 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
22634 bits. Set the SWITCH_LIVE bit.
22636 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22638 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
22640 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
22642 PR tree-optimization/34472
22643 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
22644 parameter to a "bool *" and set *DATA to false if there is
22645 an unsafe access. Do not delete the structure here.
22646 (check_cond_exprs): Delete it here instead.
22647 (check_cond_exprs, exclude_cold_structs): Do not increase
22648 I when removing a structure.
22650 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
22653 * config/i386/i386.c (ix86_expand_vector_init): Consider only
22654 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
22656 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
22658 PR middle-end/34934
22659 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
22660 a fixed vector for stack.
22662 2008-01-24 Ben Elliston <bje@au.ibm.com>
22665 * doc/gcc.texi (Software development): Add a direntry for g++.
22667 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
22669 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
22670 stale and straggling -fforce-addr comments above.
22672 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
22674 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
22675 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
22677 2008-01-23 Michael Matz <matz@suse.de>
22680 * dwarf2out.c (force_type_die): Use modified_type_die instead of
22683 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
22685 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
22686 malloc result type.
22688 2008-01-23 Anatoly Sokolov <aesok@post.ru>
22690 * config/avr/avr.c (avr_current_arch): New variable.
22691 (avr_arch_types): Add 'avr31' and 'avr51' entries.
22692 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
22693 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
22694 (avr_override_options): Init 'avr_current_arch'.
22695 (base_arch_s): Move from here...
22696 * config/avr/avr.h (base_arch_s): ... here. Add new members
22697 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
22698 'mega' to 'have_jmp_call'.
22699 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
22700 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
22702 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
22704 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22705 MULTILIB_MATCHES): Ditto.
22707 2008-01-23 Richard Guenther <rguenther@suse.de>
22709 PR middle-end/31529
22710 * cgraphunit.c (cgraph_reset_node): Always mark the node
22711 not reachable if it is not queued already.
22713 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
22715 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
22716 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
22717 (cputype_selected): New static variable.
22718 (bfin_handle_option): Set it if -mcpu is used.
22719 (override_option): Select default set of workarounds if no cpu type
22720 selected on the command line.
22721 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
22723 From Michael Frysinger <michael.frysinger@analog.com>
22724 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
22725 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
22727 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
22728 for bf547, bf523, bf524, and bf526.
22729 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
22731 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
22732 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
22733 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
22734 __ADSPBF547__ and __ADSPBF54x__ for bf547.
22735 * doc/invoke.texi (Blackfin Options): Document that
22736 -mcpu now accept bf547, bf523, bf524, and bf526.
22738 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
22740 PR rtl-optimization/34628
22741 * combine.c (try_combine): Stop and undo after the first combination
22742 if an autoincrement side-effect on the first insn has effectively
22745 2008-01-22 David Edelsohn <edelsohn@gnu.org>
22748 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
22749 Offset addresses are not valid for Altivec or paired float modes.
22751 2008-01-22 Jakub Jelinek <jakub@redhat.com>
22754 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
22755 if DECL_INITIAL (decl) is error_mark_node.
22758 * c-common.c (handle_vector_size_attribute): Only allow
22759 integral, scalar float and fixed point types. Handle OFFSET_TYPE
22760 the same way as pointer, array etc. types.
22761 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
22764 * tree.c (build_type_attribute_qual_variant): Call
22765 build_qualified_type if attributes are equal, but quals are not.
22767 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22770 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
22771 * flags.h (warn_strict_aliasing): Remove.
22772 (warn_strict_overflow): Remove.
22773 * opts.c (warn_strict_aliasing): Remove.
22774 (warn_strict_overflow): Remove.
22775 * c-opts.c (c_common_handle_option): -Wall only sets
22776 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
22777 (c_common_post_options): Give default values to -Wstrict-aliasing
22778 and -Wstrict-overflow if they are uninitialized.
22779 * common.opt (Wstrict-aliasing): Specify Var and Init.
22780 (Wstrict-overflow): Likewise.
22782 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
22784 PR rtl-optimization/26854
22785 PR rtl-optimization/34400
22786 PR rtl-optimization/34884
22787 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
22789 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
22790 (df_rd_bb_info.expanded_lr_out): Deleted
22791 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
22792 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
22793 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22794 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22795 Removed code to allocate, initialize or free expanded_lr_out.
22796 (df_rd_bb_local_compute_process_def): Restructured to make more
22798 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
22799 sets if the sets are being trimmed.
22801 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
22804 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
22805 (as_vers): Likewise.
22806 * configure: Regenerated.
22808 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22810 PR middle-end/33092
22811 * tree-pass.h (pass_build_alias): New pass.
22812 * tree-ssa-alias.c (gate_build_alias): New.
22813 (pass_build_alias): New.
22814 * passes.c (init_optimization_passes): Add pass_build_alias after
22815 pass_create_structure_vars.
22817 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
22819 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
22820 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
22821 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
22822 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
22823 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
22824 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
22825 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
22826 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
22827 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
22828 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
22829 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
22830 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
22831 * config/s390/s390.md (FP_ALL): New mode iterator.
22832 (_d): New mode attribute.
22833 ("*signbit<mode>2>"): Changed mode of first operand.
22834 ("isinf<mode>2"): Changed mode of first operand.
22835 ("*TDC_insn"): Adaptation for DFP modes.
22837 2008-01-22 Ben Elliston <bje@au.ibm.com>
22839 * tree.c (check_qualified_type): Improve function description.
22841 2008-01-21 Jason Merrill <jason@redhat.com>
22844 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
22845 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
22848 2008-01-21 DJ Delorie <dj@redhat.com>
22850 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
22853 2008-01-21 Richard Guenther <rguenther@suse.de>
22855 PR middle-end/34856
22856 * tree-cfg.c (verify_expr): Allow all invariant expressions
22857 instead of just constant class ones as reference argument.
22858 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
22859 like any other constant.
22860 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
22862 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
22864 * regmove.c (fixup_match_1): Update call crossed frequencies.
22866 2008-01-21 Richard Guenther <rguenther@suse.de>
22869 * tree-inline.c (setup_one_parameter): Deal with mismatched
22870 types using a VIEW_CONVERT_EXPR.
22872 2008-01-21 Alon Dayan <alond@il.ibm.com>
22873 Olga Golovanevsky <olga@il.ibm.com>
22875 PR tree-optimization/34701
22876 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
22877 when the structure size is not a power of 2.
22879 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
22881 * doc/install.texi: Add doc for --enable-checking=df.
22883 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
22885 PR rtl-optimization/34808
22886 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
22888 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22890 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
22893 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
22895 PR rtl-optimization/26854
22896 PR rtl-optimization/34400
22897 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
22899 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
22900 (df_rd_bb_info.expanded_lr_out): New.
22901 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
22902 * loop_iv.c (iv_analysis_loop_init): Ditto.
22903 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22904 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22905 Added code to allocate, initialize or free expanded_lr_out.
22906 (df_rd_bb_local_compute_process_def): Restructured to make
22907 more understandable.
22908 (df_rd_confluence_n): Add code to do nothing with fake edges and
22909 code to no apply invalidate_by_call sets if the sets are being trimmed.
22910 (df_lr_local_finalize): Renamed to df_lr_finalize.
22911 (df_live_local_finalize): Renamed to df_live_finalize.
22913 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22916 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
22917 deciding whether to use reciprocal instructions.
22919 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
22921 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
22922 dwarf2out_note_section_used if cold_text_section is NULL.
22924 2008-01-19 Jakub Jelinek <jakub@redhat.com>
22926 PR gcov-profile/34610
22927 * tree-cfg.c (make_edges): Mark both outgoing edges from
22928 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
22929 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
22930 from OMP_FOR and OMP_CONTINUE outgoing edges.
22932 * tree-profile.c (tree_profiling): Return early if
22933 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
22935 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
22936 from cfun to child_cfun.
22937 * function.h (struct function): Add after_tree_profile bit.
22939 2008-01-19 Anatoly Sokolov <aesok@post.ru>
22941 * config/avr/avr.S (_exit): Disable interrupt.
22943 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
22944 Steven Bosscher <stevenb.gcc@gmail.com>
22946 PR rtl-optimization/26854
22947 PR rtl-optimization/34400
22948 * df-problems.c (df_live_scratch): New scratch bitmap.
22949 (df_live_alloc): Allocate df_live_scratch when doing df_live.
22950 (df_live_reset): Clear the proper bitmaps.
22951 (df_live_bb_local_compute): Only process the artificial defs once
22952 since the order is not important.
22953 (df_live_init): Init the df_live sets only with the variables
22954 found live by df_lr.
22955 (df_live_transfer_function): Use the df_lr sets to prune the
22956 df_live sets as they are being computed.
22957 (df_live_free): Free df_live_scratch.
22959 2008-01-18 Ian Lance Taylor <iant@google.com>
22961 * common.opt: Add fmerge-debug-strings.
22962 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
22963 flag_merge_debug_strings rather than flag_merge_constants.
22964 * doc/invoke.texi (Option Summary): Mention
22965 -fmerge-debug-strings.
22966 (Debugging Options): Document -fmerge-debug-strings.
22968 2008-01-18 Ian Lance Taylor <iant@google.com>
22971 * tree.h (DECL_IS_OPERATOR_NEW): Define.
22972 (struct tree_function_decl): Add new field operator_new_flag.
22973 * tree-inline.c (expand_call_inline): When inlining a call to
22974 operator new, force the return value to go into a variable, and
22975 set DECL_NO_TBAA_P on that variable.
22976 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
22978 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
22981 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
22982 DWARF2_DEBUGGING_INFO.
22983 (dwarf2out_note_section_used): Ditto. Add prototype.
22984 (have_multiple_function_sections, text_section_used,
22985 cold_text_section_used, *cold_text_sections): Move declarations
22988 2008-01-17 Bob Wilson <bob.wilson@acm.org>
22990 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
22991 field and add signal_ra.
22992 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
22993 assignments to frame state pc. Move end of stack check after
22994 MD_FALLBACK_FRAME_STATE_FOR.
22995 (uw_update_context_1): Use frame state signal_regs if set, instead
22996 of checking signal_frame flag.
22997 (uw_update_context): Use frame state signal_ra if set.
22998 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
22999 * config/xtensa/linux-unwind.h: New file.
23001 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23003 * modulo-sched.c (get_sched_window): Fix comment typo.
23005 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23007 PR tree-optimization/34648
23008 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23010 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23012 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23013 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23015 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23017 PR rtl-optimization/34400
23018 * df-core.c (df_worklist_dataflow_overeager,
23019 df_worklist_dataflow_doublequeue): New functions.
23020 (df_worklist_dataflow): Two different worklist solvers.
23021 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23024 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23027 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23028 and ftree-parallelize-loops.
23030 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23032 PR rtl-optimization/34826
23033 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23035 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23037 * global.c (find_reg): Mark the eh regs as used if necessary.
23038 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23039 * ra.h (struct allocno): no_eh_reg field added. Changed
23040 no_stack_reg type to bitfield.
23042 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23044 * tree.c (substitute_in_expr): Add missing 'break'.
23046 2008-01-17 Richard Guenther <rguenther@suse.de>
23048 PR tree-optimization/34825
23049 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23050 x / x as division to handle.
23052 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23054 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23055 "-pthread" is specified.
23056 * pa-hpux11.h (LIB_SPEC): Likewise.
23058 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23059 Peter Bergner <bergner@vnet.ibm.com>
23061 PR rtl-optimization/33796
23062 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23064 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23066 PR libgfortran/34699
23067 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23069 * pa-hpux10.h (LINK_SPEC): Likewise.
23070 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23072 2008-01-16 Richard Guenther <rguenther@suse.de>
23074 PR middle-end/32628
23075 * fold-const.c (fold_convert_const_int_from_int): Do not
23076 set overflow if that occured only because of a sign extension
23077 change when converting from/to a sizetype with the same
23078 precision and signedness.
23080 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23083 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23084 location address to the correct place. Update copyright year.
23086 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23088 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23089 no dependences in the dependence_relations vector.
23091 2008-01-16 Jan Hubicka <jh@suse.cz>
23093 PR rtl-optimization/31396
23094 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23095 * cfg.c (dump_reg_info): Print it.
23096 * regs.h (struct reg_info_t): add freq_calls_crossed.
23097 (REG_FREQ_CALLS_CROSSED): New macro.
23098 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23099 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23100 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23101 regmove_optimize): Update call crossed frequencies.
23102 * local-alloc.c (struct qty): Add freq_calls_crossed.
23103 (alloc_qty): Copute freq_calls_crossed.
23104 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23105 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23106 * ra.h (struct allocno): Add freq_calls_crossed.
23108 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23110 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23111 libgomp when compiling with ftree-parallelize-loops.
23112 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23114 2008-01-16 Richard Guenther <rguenther@suse.de>
23116 PR tree-optimization/34769
23117 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23118 * tree.c (int_cst_value): Instead make this function more
23119 permissive in what it accepts as valid input. Document this
23120 function always sign-extends the value.
23122 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23123 Richard Guenther <rguenther@suse.de>
23126 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23127 (gimple_fold_indirect_ref_rhs): ... this.
23128 (gimple_fold_indirect_ref): New function with foldings
23129 that preserve lvalueness.
23130 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23131 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23132 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23133 to fold an INDIRECT_REF, fall back to the old use of
23134 fold_indirect_ref_1.
23136 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23138 * tree-data-ref.c (subscript_dependence_tester_1): Call
23139 free_conflict_function.
23140 (compute_self_dependence): Same.
23142 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23145 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23146 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23148 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23149 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23150 for DWARF2_UNWIND_INFO targets.
23152 2008-01-16 Richard Guenther <rguenther@suse.de>
23155 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23156 type qualifiers for function types.
23158 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23160 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
23161 loop_iterator li from previous commit.
23163 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23165 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23167 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23169 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23170 (parallelize_loops): Don't parallelize irreducible components.
23172 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23175 * c-opts (c_common_post_options): Do not enable CPP
23176 flag_pedantic_errors by default.
23178 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
23180 PR rtl-optimization/31944
23181 * cse.c (remove_pseudo_from_table): New function.
23182 (merge_equiv_classes): Use above function to remove pseudo-registers.
23183 (invalidate): Likewise.
23185 2008-01-13 Richard Guenther <rguenther@suse.de>
23187 PR middle-end/34601
23188 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
23189 instead of TYPE_MODE to deal with calls from expand_one_error_var.
23191 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
23193 * gcse.c (cprop_jump): Call validate_unshare_change instead of
23194 validate_change to unshare the source of the PC set.
23196 2008-01-12 Jan Hubicka <jh@suse.cz>
23198 PR middle-end/32135
23199 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
23200 references above array bounds. This might trigger bounds checks for
23201 pointers to arrays.
23203 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23205 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
23206 new_replaceable_dependencies.
23208 2008-01-12 Doug Kwan <dougkwan@google.com>
23210 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
23211 instead of OPT_Wreturn_type in warning due to ignored return type
23213 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
23214 options included in -Wextra.
23215 * c.opt: New option -Wignored_qualifiers.
23216 * doc/invoke.texi (Warning Options, -Wextra): Add new option
23217 -Wignore_qualifiers.
23218 (-Wignored-qualifiers): Document.
23219 (-Wreturn-type): Remove description of functionality now handled
23220 by -Wignored-qualifiers.
23222 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
23225 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
23226 NOP_EXPR if it is between integral types with the same precision.
23228 2008-01-12 Jan Hubicka <jh@suse.cz>
23231 * invoke.texi (max-inline-recursive-depth): Fix default value.
23233 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
23235 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
23238 2008-01-11 Bob Wilson <bob.wilson@acm.org>
23240 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
23242 2008-01-11 James E. Wilson <wilson@specifix.com>
23245 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
23247 2008-01-11 Anatoly Sokolov <aesok@post.ru>
23249 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
23250 save/restore frame pointer register and don't use 'call-prologues'
23251 optimization in function with "OS_task" attribute.
23253 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
23255 PR middle-end/31309
23256 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
23257 when copying to memory.
23259 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
23261 PR rtl-optimization/30905
23262 * cfgcleanup.c: Include dce.h
23263 (crossjumps_occured): New global variable.
23264 (try_crossjump_bb): Exit loop after finding a fallthru edge.
23265 If something changed, set crossjumps_occured to true.
23266 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
23267 Don't add/remove fake edges to exit here...
23268 (cleanup_cfg): ...but do it here, when crossjumping.
23269 Run a fast DCE when successful crossjumps occured in the latest
23270 iteration of try_optimize_cfg.
23272 2008-01-11 Richard Guenther <rguenther@suse.de>
23274 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
23275 (struct vn_unary_op_s): Likewise.
23276 (vn_reference_insert): Free old reference on hash collision.
23278 2008-01-10 Raksit Ashok <raksit@google.com>
23280 PR rtl-optimization/27971
23281 * combine.c (find_split_point): Split PLUS expressions which are
23282 inside a MEM rtx, and whose first operand is complex.
23284 2008-01-10 DJ Delorie <dj@redhat.com>
23286 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
23287 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
23288 (m32c_hard_regno_ok): Call the underlying function.
23290 2008-01-10 Richard Guenther <rguenther@suse.de>
23292 PR middle-end/34683
23293 * tree-cfg.c (tree_merge_blocks): Do not go through the
23294 full-blown folding and stmt updating path if we just deal
23295 with virtual operands.
23296 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
23297 test for abnormal SSA_NAMEs.
23299 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
23301 PR middle-end/34641
23302 * reload.c (push_reload): Add assertions. All constants from
23303 reg_equiv_constant should have been used for replacing the respective
23305 (find_reloads_address): Invoke find_reloads_address_part for
23306 constant taken from the reg_equiv_constant array.
23308 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
23310 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
23311 field (valnum) the first in the struct. Replace bools with
23314 2008-01-10 Richard Guenther <rguenther@suse.de>
23316 PR tree-optimization/34651
23317 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
23318 types and ordering for masking and converting.
23320 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
23322 PR tree-optimization/34017
23323 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
23324 also for PHI_NODE expressions.
23326 2008-01-09 Jan Hubicka <jh@suse.cz>
23328 PR tree-optimization/34708
23329 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
23330 based on number of case labels.
23331 (init_inline_once): Remove switch_cost.
23332 * tree-inline.h (eni_weights_d): Remove switch_cost.
23334 2008-01-09 Richard Guenther <rguenther@suse.de>
23335 Andrew Pinski <andrew_pinski@playstation.sony.com>
23337 PR middle-end/30132
23338 * gimplify.c (gimplify_cond_expr): Do not create an addressable
23339 temporary if an rvalue is ok or an lvalue is not required.
23341 2008-01-09 Richard Guenther <rguenther@suse.de>
23343 PR middle-end/34458
23344 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
23345 adjust return type.
23347 2008-01-09 Richard Guenther <rguenther@suse.de>
23349 PR middle-end/34679
23350 * tree.c (host_integerp): Check for sizetype only if the
23351 type is an integer type.
23353 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
23356 * opts.c (decode_options): Disable inlining of functions called
23357 once if not in unit-at-a-time mode.
23359 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
23361 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
23363 2008-01-08 Richard Guenther <rguenther@suse.de>
23365 PR middle-end/31863
23366 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
23367 out early if the result will be unused.
23369 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23374 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23375 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23378 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
23380 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
23381 for vectorization tuned.
23383 2008-01-08 Richard Guenther <rguenther@suse.de>
23385 PR tree-optimization/34683
23386 * tree-ssa-operands.c (operand_build_cmp): Export.
23387 * tree-ssa-operands.h (operand_build_cmp): Declare.
23388 * tree-vn.c (vuses_compare): Remove.
23389 (sort_vuses): Use operand_build_cmp.
23390 (sort_vuses_heap): Likewise.
23391 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
23392 to re-use old VEC if available. Do not sort already sorted VUSEs.
23393 (vdefs_to_vec): Do not sort already sorted VDEFs.
23395 2008-01-08 Jakub Jelinek <jakub@redhat.com>
23397 PR middle-end/34694
23398 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
23400 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23403 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
23404 limitations of reciprocal sequences on x86 targets.
23406 2008-01-08 Richard Guenther <rguenther@suse.de>
23408 PR tree-optimization/34683
23409 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
23411 2008-01-07 Jakub Jelinek <jakub@redhat.com>
23414 * config/darwin.c (darwin_mergeable_string_section): Don't use
23415 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
23417 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
23420 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
23421 negxf2. Macroize expander using X87MODEF mode iterator. Change
23422 predicates of op0 and op1 to register_operand.
23423 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
23424 expander using X87MODEF mode iterator. Change predicates of
23425 op0 and op1 to register_operand.
23426 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
23427 corresponding patterns and macroize using MODEF macro. Change
23428 predicates of op0 and op1 to register_operand and remove
23429 "m" constraint. Disparage "r" alternative with "!".
23430 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
23431 macroize using X87MODEF macro. Change predicates of op0 and op1
23432 to register_operand and remove "m" constraint. Disparage "r"
23433 alternative with "!".
23434 (absneg splitter with memory operands): Remove.
23435 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
23436 patterns and macroize using X87MODEF mode iterator.
23437 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
23438 Change predicate of op1 to register_operand.
23439 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
23440 for memory operands.
23442 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
23444 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
23446 2008-01-07 Richard Guenther <rguenther@suse.de>
23448 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
23451 2008-01-07 Richard Guenther <rguenther@suse.de>
23453 PR tree-optimization/34683
23454 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
23455 VOPs of the needed size to save memory. Use VEC_quick_push
23456 to save compile-time.
23457 (vdefs_to_vec): Likewise.
23459 2008-01-07 Sa Liu <saliu@de.ibm.com>
23461 * config/spu/spu.md (divdf3): Genetate inline code for double
23462 division. The implementation doesn't handle INF or NAN, therefore it
23463 only applies when -ffinite-math-only is given.
23465 2008-01-06 Paolo Carlini <pcarlini@suse.de>
23468 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
23469 * doc/cpp.texi ([Common Predefined Macros]): Document.
23471 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
23473 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
23474 order to use commutative addition instead of subtraction.
23476 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23477 Mircea Namolaru <namolaru@il.ibm.com>
23478 Vladimir Yanovsky <yanov@il.ibm.com>
23479 Revital Eres <eres@il.ibm.com>
23481 PR tree-optimization/34263
23482 * tree-outof-ssa.c (process_single_block_loop_latch,
23483 contains_tree_r): New functions.
23484 (analyze_edges_for_bb): Call process_single_block_loop_latch
23485 function to empty single-basic-block latch block if possible.
23487 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23489 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23491 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
23493 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23495 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
23497 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23499 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
23501 2008-01-05 Jakub Jelinek <jakub@redhat.com>
23503 PR tree-optimization/34618
23504 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
23507 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23510 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
23511 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
23512 Update copyright year.
23514 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
23515 Update copyright year.
23516 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
23519 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
23521 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
23522 edge does not point to current bb before changing need_assert.
23524 2008-01-04 Richard Guenther <rguenther@suse.de>
23526 PR middle-end/34029
23527 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
23528 for verifying purposes if they are is_gimple_min_invariant.
23530 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
23532 PR tree-optimization/34448
23533 PR tree-optimization/34465
23534 * gimplify.c (gimplify_init_constructor): Add new parameter
23535 notify_temp_creation. Use it.
23536 (gimplify_modify_expr_rhs): Take volatiles into account when
23537 optimizing constructors.
23538 Do not optimize constructors if gimplify_init_constructor will dump to
23540 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
23541 * gcc.c-torture/compile/pr34448.c: New.
23543 2008-01-04 Jakub Jelinek <jakub@redhat.com>
23545 PR gcov-profile/34609
23546 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
23547 return_slot if result is TREE_ADDRESSABLE.
23549 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
23551 * config/mips/mips.md (sqrt_condition): Tweak comment.
23552 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
23554 2008-01-03 Tom Tromey <tromey@redhat.com>
23557 * c-common.c (c_type_hash): Handle VLAs.
23559 2008-01-03 Jan Hubicka <jh@suse.cz>
23561 PR tree-optimization/31081
23562 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
23563 0 when inlining and not inlining to first basic block.
23564 (remap_decl): When var is initialized to 0, don't set default_def.
23565 (expand_call_inline): Set entry_bb.
23566 * tree-inline.h (copy_body_data): Add entry_bb.
23568 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23571 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
23574 PR tree-optimization/29484
23575 * tree-inline.c (inline_forbidden_p_2): New function.
23576 (inline_forbidden_p): Disallow inlining if some static var
23577 has an address of a local LABEL_DECL in its initializer.
23578 * doc/extend.texi (Labels as Values): Document &&foo behaviour
23581 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
23583 PR tree-optimization/34635
23584 * tree-data-ref.c (add_other_self_distances): Make sure that the
23585 evolution step is constant.
23587 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23589 PR middle-end/34608
23590 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
23592 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
23594 * tree-sra.c (scalarize_init): Insert the generate_element_init
23595 statements after the generate_element_zero statements.
23597 2008-01-02 Richard Guenther <rguenther@suse.de>
23599 PR middle-end/34093
23600 PR middle-end/31976
23601 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
23602 for very large number of operands instead of ICEing.
23604 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
23607 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
23608 while stack probing.
23610 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
23612 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
23615 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
23617 PR libmudflap/26442
23618 * tree-mudflap.c (mx_register_decls): Guard warning by
23619 !DECL_ARTIFICIAL check.
23621 2008-01-01 Jakub Jelinek <jakub@redhat.com>
23623 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
23624 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
23625 sse5_perm<mode>): Fix constraints.