1 2008-09-19 Bob Wilson <bob.wilson@acm.org>
3 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
5 2008-09-19 Ian Lance Taylor <iant@google.com>
7 * varasm.c (narrowing_initializer_constant_valid_p): Return
8 NULL_TREE if ENDTYPE is not an integer.
10 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13 * tree-ssa.c (execute_update_addresses_taken): Also update
14 DECL_GIMPLE_REG_P for vector and complex types.
16 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
17 Jan Hubicka <jh@suse.cz>
20 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
21 empty before freeing them.
22 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
24 2008-09-18 Bob Wilson <bob.wilson@acm.org>
26 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
27 * config/xtensa/predicates.md (tls_symbol_operand): New.
28 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
29 (TARGET_CANNOT_FORCE_MEM): Define.
30 (xtensa_tls_symbol_p): New.
31 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
32 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
33 (xtensa_tls_module_base): New.
34 (xtensa_call_tls_desc): New.
35 (xtensa_legitimize_tls_address): New.
36 (xtensa_legitimize_address): Handle TLS symbols.
37 (xtensa_tls_referenced_p_1): New.
38 (xtensa_tls_referenced_p): New.
39 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and UNSPEC_DTPOFF.
40 (XTENSA_BUILTIN_THREAD_POINTER): New.
41 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
42 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3 builtin.
43 Add declarations for __builtin_thread_pointer and
44 __builtin_set_thread_pointer.
45 (xtensa_fold_builtin): Recognize new builtins.
46 (xtensa_expand_builtin): Expand new builtins.
47 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
48 (TARGET_THREADPTR): Define.
49 (HAVE_AS_TLS): Define default value.
50 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
51 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
52 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
53 (UNSPECV_SET_TP): New.
54 (sym_TPOFF, sym_DTPOFF): New.
55 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
56 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
57 * configure: Regenerated.
59 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
62 * config/ia64/ia64.c (ia64_optimization_options): Move
63 checking and setting flag_schedule_insns_after_reload and
64 ia64_flag_schedule_insns2 back to ...
65 (ia64_override_options): Here.
67 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
70 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
71 zero extend count after the correction to it is done.
72 (doloop_optimize): Update call to doloop_modify, don't zero extend
75 2008-09-18 Martin Jambor <mjambor@suse.cz>
77 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
79 * ipa-prop.c: Correct comments.
80 * ipa-prop.h: Likewise.
82 2008-09-18 Jan Hubicka <jh@suse.cz>
85 * ipa-reference.c (ipa_reference_local_vars_info_d,
86 ipa_reference_global_vars_info_d,
87 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
88 ipa_reference_vars_info_t): Move here from ipa-reference.h
89 (node_duplication_hook_holder, node_removal_hook_holder): New.
90 (get_reference_vars_info_from_cgraph): Rename to ...
91 (get_reference_vars_info): ... this one, use cgraph uids.
92 (get_local_reference_vars_info, get_global_reference_vars_info):
93 Use cgraph instead of decl.
94 (ipa_reference_get_read_local, ipa_reference_get_written_local): Remove.
95 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
96 ipa_reference_get_written_global, ipa_reference_get_not_written_global): Use
98 (check_call): Simplify avail check.
99 (scan_stmt_for_static_refs): Update.
100 (propagate_bits): Update.
101 (merge_callee_local_info): Remove.
102 (init_function_info): Use cgraph nodes.
103 (clean_function_local_data): Break out from ...
104 (clean_function): ... here.
105 (copy_local_bitmap, copy_global_bitmap): New functions.
106 (duplicate_node_data, remove_node_data): New functions.
107 (generate_summary): Register hooks; use visibility instead of
109 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
110 * ipa-reference.h (ipa_reference_local_vars_info_d,
111 ipa_reference_global_vars_info_d,
112 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
113 ipa_reference_vars_info_t): Move to ipa-reference.c
114 (ipa_reference_get_read_local, ipa_reference_get_written_local):
116 (ipa_reference_get_read_global, ipa_reference_get_written_global,
117 ipa_reference_get_not_read_global, ipa_reference_get_not_written_global):
119 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
120 (init_state): Remove.
121 (node_duplication_hook_holder, node_removal_hook_holder): New.
122 (get_function_state, set_function_state): Use VECtor.
123 (analyze_function): Check body availability.
124 (add_new_function): Likewise.
125 (duplicate_node_data, remove_node_data): New.
126 (generate_summary): Register hooks; do not care about clones.
127 (propafate): Do not care about clones; recursive functions are not looping.
128 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
129 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
130 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
132 * tree-flow.h (function_ann_d): Remove reference_vars_info.
133 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops): Update call of
134 ipa-reference accesors.
136 2008-09-18 Simon Baldwin <simonb@google.com>
138 * c-opts.c (c_common_handle_option): Add handling for
139 -Wbuiltin-macro-redefined command line option.
140 * c.opt: Added builtin-macro-redefined option.
141 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
144 2008-09-18 Richard Guenther <rguenther@suse.de>
146 PR tree-optimization/37258
147 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
148 and signedness for integral types.
149 (vn_phi_eq): Require compatible types.
151 2008-09-18 Jakub Jelinek <jakub@redhat.com>
154 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
155 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
157 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
158 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
159 ggc_free other TREE_LIST nodes from that chain.
160 * function.c (instantiate_decls): Instantiate also DECL_RTL
161 of vars in cfun->local_decls, free that list afterwards.
163 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
165 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
166 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
168 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
170 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
171 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
173 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
175 PR tree-optimization/37102
176 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
177 from a node. Check to see if another PHI is dead.
178 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
179 remove real PHIs which have no uses.
180 (rewrite_out_of_ssa): Call eliminate_useless_phis.
182 2008-09-18 Richard Guenther <rguenther@suse.de>
185 * tree-cfg.c (remove_useless_stmts_1): Remove
186 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
188 2008-09-18 Nick Clifton <nickc@redhat.com>
190 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
191 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
192 to frv_secondary_reload_class.
193 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
194 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
195 (frv_secondary_reload_class): Omit unused parameter.
196 (frv_secondary_reload): New function. Handle the case when
197 secondary_reload_class() is called before the reload_(in|out)
198 _optabs have been initialised.
199 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
201 * config/frv/frv.md: Define an exclusion set between fr550_m0
204 2008-09-18 Richard Guenther <rguenther@suse.de>
206 PR tree-optimization/37456
207 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
208 want to insert after ends a BB insert on the single fallthru
211 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
213 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
214 Mention -march=z9-109, z9-ec and z10.
216 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
218 PR rtl-optimization/37544
219 * regrename.c (maybe_mode_change): Exit early when copy_mode
220 is narrower than orig_mode and narrower than new_mode.
222 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
225 * sched-int.h (struct _haifa_insn_data): Remove unused field
228 * sched-rgn.c (ref_counts): Remove.
229 (insn_referenced): New static variable.
230 (INSN_REF_COUNT): Remove.
231 (sched_run_compute_dependencies): Use insn_referenced instead of
233 (add_branch_dependences): Likewise. Delete dead assignment.
235 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
237 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
238 consumer is an asm. Add comment why this is important.
239 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
240 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
243 2008-09-17 Joseph Myers <joseph@codesourcery.com>
245 * expr.c (emit_group_store): Do not shift before moving via a
248 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
250 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
251 from aggregate to non-aggregate type if the bit pattern is not fully
252 preserved afterwards.
254 2008-09-17 Richard Guenther <rguenther@suse.de>
256 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
257 (verify_gimple_assign): ... this. Split into ...
258 (verify_gimple_assign_unary): ... this,
259 (verify_gimple_assign_binary): ... that,
260 (verify_gimple_assign_single): ... and this.
261 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
262 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
263 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
264 (verify_types_in_gimple_reference): Be forgiving with
266 (verify_gimple_phi): Deal with virtual operands.
268 * tree.def (PREDICT_EXPR): Change to tcc_expression.
270 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
272 * tree.c (get_callee_fndecl): Don't call the language hook.
273 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
274 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
275 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
277 2008-09-17 Jakub Jelinek <jakub@redhat.com>
279 * tree.c (protected_set_expr_location): Don't unnecessarily
280 check for error_mark_node.
282 2008-09-17 Art Haas <ahaas@impactweather.com>
284 * ipa-reference.c (analyze_function): Declare step only if
285 ENABLE_CHECKING is defined.
287 2008-09-17 Jan Hubicka <jh@suse.cz>
290 * tree.h (DECL_INLINE): remove.
291 (DECL_DECLARED_INLINE_P): Update docs.
292 (DECL_NO_INLINE_WARNING_P): new.
293 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
294 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
296 2008-09-17 Jakub Jelinek <jakub@redhat.com>
297 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
300 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
303 2008-09-17 Jan Hubicka <jh@suse.cz>
305 * ipa-reference.c (ipa_obstack): Remove.
306 (local_info_obstack, global_info_obstack): New.
307 (add_static_var): We now handle variables only.
308 (mark_address_taken, mark_load, mark_store): New functions based on ...
309 (check_operand): ... remove.
310 (get_asm_stmt_operands): Rename to ...
311 (check_asm_memory_clobber): ... this. Look only for memory clobber.
312 (scan_stmt_for_static_refs): Rewrite.
313 (scan_op_for_static_refs): Rename to ...
314 (scan_initializer_for_static_refs): do not look for VAR_DECL
315 initializers; stop recursion on types and decls.
316 (ipa_init): Use proper obstacks.
317 (analyze_variable): Use scan_initializer_for_static_refs.
318 (init_function_info): Use local obstack.
319 (analyze_function): Simplify.
320 (add_new_function): We don't need visited_nodes obstack.
321 (generate_summary): Use proper obstacks; cleanup after propagation.
323 2008-09-17 Richard Guenther <rguenther@suse.de>
326 PR tree-optimization/37491
327 * alias.c (get_alias_set): Use the canonical type.
328 * tree-vect-transform.c (vectorizable_store): Use the type of
329 the lhs for the vector type. Adjust checking.
330 (vectorizable_load): Adjust checking.
332 2008-09-16 Jakub Jelinek <jakub@redhat.com>
333 Adam Nemet <anemet@caviumnetworks.com>
335 PR rtl-optimization/37483
336 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
337 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
338 Rearrange code to better match the original comment. Check
339 t_unconditional first. Improve comment.
341 2008-09-16 Jakub Jelinek <jakub@redhat.com>
344 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
345 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
348 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
349 GIMPLE_TRY if cleanup sequence is empty.
351 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
354 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
355 eliminate IV if the cost are the same.
357 2008-09-16 Richard Guenther <rguenther@suse.de>
360 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
363 2008-09-16 Richard Guenther <rguenther@suse.de>
365 PR tree-optimization/37508
366 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
368 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
370 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
372 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
374 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
375 use gen_floatdidf2 directly.
376 (floatunssidf2): Likewise.
377 (floatsidf_ppc64_mfpgpr): Remove.
378 (floatsidf_ppc64): Remove.
379 (floatunssidf_ppc64): Remove.
381 2008-09-15 Jakub Jelinek <jakub@redhat.com>
383 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
384 rather than update_cost_queue.
386 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
387 in every call starting with the second one, instead of only when
388 alias_bitmap_obstack.elements != NULL.
390 * tree-predcom.c (filter_suitable_components): Free all refs in
391 act->refs vector before calling release_component.
392 (add_ref_to_chain): Free ref if not adding it to chain->refs.
394 * tree-data-ref.c (free_subscripts): Free all subscript objects.
396 * tree-loop-linear.c (linear_transform_loops): Initialize
397 lambda_obstack only after calling perfect_loop_nest_depth.
398 Goto free_and_continue instead of just continue for later failures.
401 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
404 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
406 2008-09-14 Andreas Schwab <schwab@suse.de>
408 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
410 2008-09-14 Jan Hubicka <jh@suse.cz>
412 * invoke.texi (-fconserve-stack): Document.
413 * opts.c (decode_options): Handle conserve_stack.
414 * common.opt (fconvserve_stack): New.
416 2008-09-14 David Edelsohn <edelsohn@gnu.org>
418 * config.host: Add x-aix to host_xmake_file.
419 * config/rs6000/t-aix52: Do not override LDFLAGS.
420 * config/rs6000/x-aix: New file.
422 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
428 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
429 is not recognized as a valid register usage. Allow REG_X to be used
431 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
432 forces a reload when using a base register.
434 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
436 * config/i386/cygming-crtend.c (register_frame_ctor): If
437 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
438 directly with atexit.
439 (deregister_frame_ctor): Rename to ...
440 (deregister_frame_dtor): Use to call __gcc_deregister_frame
441 if !DEFAULT_USE_CXA_ATEXIT.
443 2008-09-13 Jan Hubicka <jh@suse.cz>
445 * cgraph.c: Include value-prof.h
446 * Makefile.in (cgraph.o): Add value-prof.h dependency.
448 2008-09-13 Jan Hubicka <jh@suse.cz>
451 * tree-profile.c (add_abnormal_goto_call_edges): New function.
452 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
453 tree_gen_one_value_profiler, tree_gen_average_profiler,
454 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
456 2008-09-13 Jan Hubicka <jh@suse.cz>
458 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
459 too many bytes on misalligned blocks.
461 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
463 * doc/cfg.texi: Fix some typos.
464 * doc/extend.texi: Likewise.
465 * doc/install.texi: Likewise.
466 * doc/invoke.texi: Likewise.
467 * doc/rtl.texi: Likewise.
468 * doc/tree-ssa.texi: Likewise.
470 2008-09-13 Richard Guenther <rguenther@suse.de>
473 * tree-nested.c (finalize_nesting_tree_1): Generate valid
474 gimple stores for memory rhs.
476 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
478 PR rtl-optimization/37489
479 * cse.c (fold_rtx): Don't return const_true_rtx for float
480 compare if FLOAT_STORE_FLAG_VALUE is undefined.
482 2008-09-13 Jan Hubicka <jh@suse.cz>
484 PR tree-optimization/37392
485 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
487 2008-09-13 Martin Jambor <mjambor@suse.cz>
488 Jan Hubicka <jh@suse.cz>
490 * cgraph.c (free_edges): New variable.
491 (NEXT_FREE_EDGE): New macro.
492 (cgraph_free_edge): New function.
493 (cgraph_remove_edge): Call cgraph_remove_edge_1.
494 (cgraph_node_remove_callees): Likewise.
495 (cgraph_node_remove_callers): Likewise.
496 (cgraph_create_edge): Reuse edges from the free list. Do not
497 update uid if doing so.
498 (cgraph_remove_*_hook): Add free call.
500 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
502 * ira-color.c (conflict_allocno_vec): Delete.
503 (update_cost_queue_elem): New structure.
504 (update_cost_queue): New variable.
505 (update_cost_queue_tail): Likewise.
506 (update_cost_queue_elems): Likewise.
507 (allocno_update_cost_check): Delete.
508 (initiate_cost_update): Allocate update_cost_queue_elems
509 instead of allocno_update_cost_check.
510 (finish_cost_update): Update the free()s accordingly.
511 (start_update_cost): New function.
512 (queue_update_cost): Likewise.
513 (get_next_update_cost): Likewise.
514 (update_copy_costs_1): Inline into...
515 (update_copy_costs): ...here. Use a queue instead of recursive calls.
516 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
517 once we've established they are equal. Don't allocate update
518 costs if there is nothing to add to them.
519 (update_conflict_hard_regno_costs): Remove ALLOCNO and
520 DIVISOR arguments. Use a queue instead of recursive calls;
521 process all the allocnos in the initial queue, rather than
523 (assign_hard_reg): Use queue_update_cost instead of
524 conflict_allocno_vec. Queue coalesced allocnos instead
525 of calling update_conflict_hard_regno_costs for each one.
526 Just call update_conflict_hard_regno_costs once for the
528 (ira_color): Remove conflict_allocno_vec handling.
530 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
532 PR tree-optimization/37484
533 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
534 (save_var_name): Same.
535 (initialize_cloog_names): Same.
536 (initialize_cloog_names): Same.
538 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
540 * tree-scalar-evolution.c (set_instantiated_value): Set
543 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
547 * ira-build.c (common_loop_tree_node_dominator): Remove.
548 (copy_live_ranges_to_removed_store_destinations): New function.
549 (regno_top_level_allocno_map): Move to top level from ...
550 (ira_flattening): ... here. Use
551 copy_live_ranges_to_removed_store_destinations.
553 * ira-emit.c (generate_edge_moves): Fix a comment.
555 2008-09-12 Anatoly Sokolov <aesok@post.ru>
558 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
559 scratch register after 'set' pattern.
561 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
563 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
564 information passed to mark_reg_pointer.
565 * explow.c (force_reg): Likewise.
567 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
569 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
570 when building for the celledp architecture.
572 2008-09-12 Richard Guenther <rguenther@suse.de>
574 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
576 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
578 PR rtl-optimization/37424
579 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
580 the regnos instead of the addresses.
582 2008-09-11 Janis Johnson <janis187@us.ibm.com>
584 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
586 2008-09-11 Richard Guenther <rguenther@suse.de>
588 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
589 entering the weaker equivalence recording.
591 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
593 2008-09-11 Jeff Law <law@redhat.com>
595 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
596 by assign_stack_local on the IRA path for stack slot sharing
597 as well as the non-IRA path.
599 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
601 * config/i386/i386.h: Fix whitespace issues.
603 2008-09-11 Martin Jambor <mjambor@suse.cz>
605 * ipa-prop.h (struct ipa_param_flags): Removed.
606 (struct ipa_param_descriptor): New structure.
607 (struct ipa_node_params): ipcp_lattices, param_decls and
608 param_flags moved to ipa_param_description.
609 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
610 descriptors. Renamed all users.
611 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
612 changed to access descriptors. Renamed all users.
613 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
614 to access descriptors. Renamed all users.
615 * ipa-cp.c (ipcp_init_cloned_node): Call
616 ipa_initialize_node_params instead of ipa_count_formal_params and
617 ipa_create_param_decls_array.
618 (ipcp_analyze_node): Likewise.
619 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
620 descriptors. Renamed all users.
621 (ipcp_initialize_node_lattices): Remove allocation.
622 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
623 ipa_initialize_node_params instead of ipa_count_formal_params and
624 ipa_create_param_decls_array.
625 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
626 ipa_populate_param_decls, made static, added parameter info,
627 renamed mt to node, removed allocation, changed to use
629 (ipa_count_formal_params): Made static, added parameter info,
631 (ipa_initialize_node_params): New function.
632 (ipa_check_stmt_modifications): Changed to use descriptors.
633 (ipa_detect_param_modifications): Removed allocation, changed to
635 (ipa_note_param_call): Changed to use descriptors.
636 (ipa_analyze_params_uses): Removed allocation.
637 (ipa_free_node_params_substructures): Changed to use descriptors.
638 (ipa_edge_duplication_hook): Use the unused attribute.
639 (ipa_node_duplication_hook): Use the unused attribute, changed to
640 use descriptors, changed to duplicate descriptors.
642 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
643 changed all callers. Call ipa_propagate_indirect_call_infos if doing
644 indirect inlining. Made static.
645 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
646 functions called only once.
647 (cgraph_decide_recursive_inlining): Don't call
648 ipa_propagate_indirect_call_infos, pass new_edges to
649 cgraph_mark_inline_edge instead.
650 (cgraph_decide_inlining_of_small_functions): Don't call
651 ipa_propagate_indirect_call_infos, pass new_edges to
652 cgraph_mark_inline_edge instead.
653 (cgraph_decide_inlining): Don't call
654 ipa_propagate_indirect_call_infos.
655 * ipa-prop.c: Check that vectors are allocated.
657 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
658 iff a new cgraph edges have been created.
659 (cgraph_decide_inlining): New variable redo_always_inline.
660 Flattening and always_inlining loop until callgraph stabilizes.
661 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
662 true iff new cgraph edges have been created.
663 (propagate_info_to_inlined_callees): Likewise.
664 (ipa_propagate_indirect_call_infos): Likewise.
666 2008-09-11 Richard Guenther <rguenther@suse.de>
668 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
669 (set_prologue_iterations): Likewise.
670 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
672 (vect_update_init_of_dr): Likewise.
673 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
675 * fold-const.c (fold_unary): Do not generate calculations
678 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
680 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
681 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
682 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
684 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
686 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
687 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
688 before finalizing the changes.
689 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
691 (simplify_truth_ops_using_ranges): New.
692 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
693 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
694 whether a simplification was made.
695 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
696 use a switch statement and also call simplify_truth_ops_using_ranges.
698 2008-09-11 Jan Hubicka <jh@suse.cz>
700 * ggc-common.c (loc_array): Make static.
701 * dce.c (rest_of_handle_ud_dce): Free worklist.
703 2008-09-11 Jan Hubicka <jh@suse.cz>
705 * cgraph.c (cgraph_release_function_body): Plug memory leak on
706 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
707 function so we are sure we do not dangle it forever.
708 * function.c (outer_function_chain, find_function_data): Remove.
709 (function_context_stack): New.
710 (push_function_context, pop_function_context): Update.
711 * function.h (struct function): Remove pointer outer.
712 (outer_function_chain, find_function_data): Remove.
713 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
715 2008-09-11 Jan Hubicka <jh@suse.cz>
718 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
720 2008-09-11 Jan Hubicka <jh@suse.cz>
722 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
724 2008-09-11 Jan Hubicka <jh@suse.cz>
726 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
727 (free_var_map_entry): New function.
728 (redirect_edge_var_map_destroy): Use it.
730 2008-09-11 Jan Hubicka <jh@suse.cz>
733 * tree-inline.c (add_lexical_block): Replace with ...
734 (prepend_lexical_block): ... prepend at begginig.
735 (remap_blocks): Use it and reverse later.
736 (expand_call_inline): Use prepend_lexical_block.
738 2008-09-11 Jan Hubicka <jh@suse.cz>
740 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
742 2008-09-11 Jan Hubicka <jh@suse.cz>
744 * function.c (free_after_compilation): Call insn_locators_free.
745 * cfglayout.c (insn_locators_free): New function.
746 * rtl.h (insn_locators_free): Declare.
748 2008-09-11 Jan Hubicka <jh@suse.cz>
750 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
752 (cond_move_process_if_block): Update call.
754 2008-09-11 Jan Hubicka <jh@suse.cz>
756 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
757 * vec.c: Include hashtab.h
758 (vec_descriptor, ptr_hash_entry): New structures.
759 (vec_desc_hash, vec_ptr_map): New static variables.
760 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
761 register_overhead, free_overhead, vec_heap_free): New functions.
762 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
763 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
764 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
767 2008-09-11 Ira Rosen <irar@il.ibm.com>
769 PR tree-optimization/37474
770 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
771 length of load permutation.
773 2008-09-11 Andreas Schwab <schwab@suse.de>
775 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
777 2008-09-11 Jakub Jelinek <jakub@redhat.com>
780 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
781 * dse.c (find_shift_sequence): Use extract_low_bits instead of
784 2008-09-11 Ira Rosen <irar@il.ibm.com>
786 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
789 2008-09-10 Jakub Jelinek <jakub@redhat.com>
792 * gimplify.c (gimplify_body): Call default_rtl_profile.
795 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
796 instead of tok->val.node if not expanding to something else. Handle
797 intervening CPP_PADDING tokens.
798 (altivec_categorize_keyword): Remove unneeded comparisons.
800 2008-09-10 Richard Guenther <rguenther@suse.de>
802 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
804 2008-09-10 Richard Guenther <rguenther@suse.de>
807 * tree-inline.c (insert_init_stmt): Make sure to not
808 insert invalid gimple stores.
810 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
812 PR tree-optimization/37388
813 * toplev.c (process_options): Fail and warn when graphite
814 flags are used, but the compiler has not been configured
815 with graphite libraries.
816 * graphite.c (graphite_transform_loops): Remove printfs
817 to dump_file for the case when graphite is not available.
819 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
822 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
823 the even element into register.
824 (ix86_expand_vector_init_general): Don't use
825 ix86_expand_vector_init_interleave on V16QImode and V8HImode
826 if we can't move from GPR to SSE register directly.
828 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
830 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
831 not lose track of the number of NOPs needed. Number of NOPs needed
832 for sync vs. loads workaround was switched; corrected. Run second
833 pass for all workarounds. No NOPs needed after call insns. Change
834 second pass to use find_next_insn_start and find_load helpers in order
835 to properly detect parallel insns.
836 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
838 2008-09-10 Jan Hubicka <jh@suse.cz>
840 * value-prof.c (gimple_ic): Fix tuplification bug.
841 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
844 2008-09-10 Jakub Jelinek <jakub@redhat.com>
846 PR tree-optimization/37353
847 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
848 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
849 calls instead of cond_dead_built_in_calls.
850 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
851 initalize the vector only before adding first entry. Use VEC_safe_push
852 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
853 shrink_wrap_conditional_dead_built_in_calls call.
855 2008-09-10 Ira Rosen <irar@il.ibm.com>
857 PR tree-optimization/37385
858 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
859 and use it as a vector type if not NULL.
860 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
862 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
864 (vectorizable_load): Likewise.
866 2008-09-10 Jakub Jelinek <jakub@redhat.com>
868 * config/i386/i386.md (SWI32): New mode iterator.
869 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
872 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
874 PR rtl-optimization/37435
875 * caller-save.c (insert_restore, insert_save): Check the mode by
878 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
881 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
883 (dw2_output_indirect_constant_1): Use unstripped name in symbol
886 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
888 * doc/invoke.texi (ARM Options): Correct errors in discussion
889 of -mfloat-abi, -mhard-float, and -msoft-float.
891 2008-09-09 Jakub Jelinek <jakub@redhat.com>
892 Jan Hubicka <jh@suse.cz>
895 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
896 calling gimple_regimplify_operands on it. Iterate over all newly
897 added statements, not just the last one.
898 (insert_init_stmt): Insert stmt into seq first, then call
899 gimple_regimplify_operands on it. Don't create new gimplification
900 context, nor find referenced vars.
902 2008-09-09 Jakub Jelinek <jakub@redhat.com>
905 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
906 to pointer to vector pointer.
907 * ipa-prop.c (ipa_propagate_indirect_call_infos,
908 propagate_info_to_inlined_callees): Likewise.
909 (update_call_notes_after_inlining): Likewise. Push new indirect edge
910 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
911 ipa_check_create_edge_args.
912 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
913 to pointer to vector pointer.
914 (cgraph_decide_inlining_of_small_function): Adjust
915 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
919 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
920 optimizing for size, not speed.
922 PR rtl-optimization/37408
923 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
926 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
928 PR tree-optimization/37375
929 * tree-scalar-evolution.c (scev_info_str): Add field
931 (new_scev_info_str, eq_scev_info, find_var_scev_info,
932 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
933 set_instantiated_value): Pass instantiated_below.
934 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
936 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
937 the definitions are not instantiated.
939 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
940 (block_before_loop): New.
941 * tree-data-ref.c (dr_analyze_indices): Update uses of
943 * graphite.c (block_before_scop): New.
944 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
945 basic block, not a loop for determining the parameters.
946 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
948 (idx_record_params, find_params_in_bb, find_scop_parameters,
949 build_loop_iteration_domains, add_conditions_to_domain): Update calls
952 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
954 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
958 * ira-build.c (ira_create_allocno): Setup frequency to 0.
960 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
961 Check zero freq and increase if necessary.
963 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
965 * ira-conflicts.c (process_regs_for_copy): Check that the hard
966 regno is in the right range. Add comments.
968 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
970 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
972 * mips-tfile.c (copy_object): Cast alloca result to int *.
973 * mips-tdump.c (print_symbol): Cast xmalloc return values to
975 Rename class to sclass.
976 (read_tfile): Cast read_seek return values to proper types.
977 Cast xcalloc return value to proper type.
979 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
981 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
982 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
983 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
985 2008-09-09 Jan Hubicka <jh@suse.cz>
987 * profile.c (is_edge_inconsistent): Add debug output; ignore
988 negative count on fake edges.
989 (is_inconsistent): Add debug output.
991 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
993 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
995 (choose_ready): When first insn is chosen from the ready list, also
998 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1000 PR rtl-optimization/37360
1001 * haifa-sched.c (max_issue): Do not assert that we never issue more
1002 insns than issue_rate. Add comment.
1004 2008-09-09 Richard Guenther <rguenther@suse.de>
1006 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1007 (verify_types_in_gimple_call): Rename to ...
1008 (verify_gimple_call): ... this. Enhance.
1009 (verify_types_in_gimple_cond): Remove.
1010 (verify_gimple_comparison): New function ...
1011 (verify_types_in_gimple_assign): ... split out from here.
1012 (verify_types_in_gimple_return): Rename to ...
1013 (verify_gimple_return): ... this. Enhance.
1014 (verify_types_in_gimple_switch): Rename to ...
1015 (verify_gimple_switch): ... this. Enhance.
1016 (verify_gimple_goto): New function.
1017 (verify_types_in_gimple_phi): Rename to ...
1018 (verify_gimple_phi): ... this. Enhance.
1019 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1020 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1021 (verify_types_in_gimple_seq_2): Remove cases handled in
1022 verify_types_in_gimple_stmt.
1024 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1026 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1027 (push_multiple_operation, pop_multiple_operation): Set it.
1028 (workaround_rts_anomaly): New function.
1029 (workaround_speculation): New function, broken out of bfin_reorg.
1030 (bfin_reorg): Call the new functions.
1032 2008-09-09 Richard Guenther <rguenther@suse.de>
1036 * gimplify.c (gimplify_conversion): Change conversions of
1037 non-register type to VIEW_CONVERT_EXPRs.
1038 (gimplify_addr_expr): If we need to make the operand
1039 addressable make sure to use a properly initialized
1040 temporary for that so it gets a valid gimple store.
1042 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1044 * function.h (struct function): Add function_start_locus.
1045 * cfgexpand.c (gimple_expand_cfg): Use it.
1046 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1048 2008-09-09 Richard Guenther <rguenther@suse.de>
1050 PR tree-optimization/37433
1051 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1054 2008-09-09 Richard Guenther <rguenther@suse.de>
1056 PR tree-optimization/37387
1057 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1058 and bits to a common type.
1060 2008-09-09 Nick Clifton <nickc@redhat.com>
1062 * config/v850/v850.md (return): Restore frame size restriction.
1064 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1066 * c-common.c (c_expand_decl): Remove.
1067 * c-common.h (anon_aggr_type_p): Remove prototype.
1068 (DECL_ANON_UNION_ELEMS): Remove.
1069 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1070 * c-decl.c (anon_aggr_type_p): Remove.
1071 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1072 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1073 * langhooks.h (struct lang_hooks): Remove expand_decl.
1074 * langhooks.c (lhd_expand_decl): Remove.
1075 * stmt.c (expand_anon_union_decl): Remove.
1076 * tree.h (expand_anon_union_decl): Remove prototype.
1078 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1081 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1083 * config/avr/avr.md (QISI) : Define mode iterator.
1084 (negated_tst<mode>) : Redefine as split using mode macro.
1085 (reversed_tstqi): Define insn as reversed compare with zero.
1086 (reversed_tsthi): Ditto.
1087 (reversed_tstsi): Ditto.
1089 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1092 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1093 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1096 * predict.c (optimize_function_for_size_p): Don't segfault if
1098 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1099 tree_swap_operands_p): Don't test cfun != NULL before calling
1100 optimize_function_for_s*_p.
1102 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1104 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1107 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1109 * crx/crx.h (IRA_COVER_CLASSES): Define.
1111 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1114 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1115 even when a stmt has been gimple_modified_p, but after fold_stmt is
1116 not any longer. Remove unneeded may_have_exposed_new_symbols
1119 2008-09-08 Richard Guenther <rguenther@suse.de>
1121 PR tree-optimization/37421
1122 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1125 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1128 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1130 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1133 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1134 * pa-hpux10.h (LINK_SPEC): Likewise.
1135 * pa-hpux11.h (LINK_SPEC): Likewise.
1137 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1139 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1140 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1142 2008-09-07 Helge Deller <deller@gmx.de>
1144 * pa/linux-atomic.c: New file.
1145 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1146 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1148 2008-09-07 Richard Guenther <rguenther@suse.de>
1149 Ira Rosen <irar@il.ibm.com>
1151 PR tree-optimization/36630
1152 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1153 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1155 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1156 Ira Rosen <irar@il.ibm.com>
1158 PR tree-optimization/35642
1159 * config/rs6000/altivec.md (mulv8hi3): Implement.
1161 2008-09-06 Jeff Law <law@redhat.com>
1163 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
1165 2008-09-06 Jan Hubicka <jh@suse.cz>
1167 PR tree-optimization/14703
1168 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1170 * passes.c (init_optimization_passes): Recompute inline parameters.
1172 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1174 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1177 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1178 Peter Fuerst <post@pfrst.de>
1180 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1181 * doc/extend.texi: Document __builtin_mips_cache.
1182 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
1183 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
1184 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1185 __GCC_HAVE_BUILTIN_MIPS_CACHE.
1186 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
1187 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
1188 (set_push_mips_isas): New variable.
1189 (mips_r10k_cache_barrier): New variable.
1190 (cache): New availability predicate.
1191 (mips_builtins): Add an entry for __builtin_mips_cache.
1192 (mips_build_cvpointer_type): New function.
1193 (MIPS_ATYPE_CVPOINTER): New macro.
1194 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
1196 (r10k_simplified_address_p, r10k_simplify_address)
1197 (r10k_uncached_address_p, r10k_safe_address_p)
1198 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
1199 (r10k_needs_protection_p_call, r10k_needs_protection_p)
1200 (r10k_insert_cache_barriers): New functions.
1201 (mips_reorg_process_insns): Delete cache barriers after a
1202 branch-likely instruction.
1203 (mips_reorg): Call r10k_insert_cache_barriers.
1204 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
1205 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
1206 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
1207 (mips_cache, r10k_cache_barrier): New define_insns.
1209 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1211 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1212 * ira-color.c (setup_allocno_left_conflicts_num): Use
1213 hard_reg_set_equal_p instead of a comparison with
1214 ira_zero_hard_reg_set.
1215 * ira.c (setup_reg_subclasses): Likewise.
1216 (setup_cover_and_important_classes): Likewise.
1217 (setup_class_translate): Likewise.
1218 (setup_reg_class_intersect_union): Likewise.
1219 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1220 (ira_init_once): Don't initialize them.
1222 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1224 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
1226 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1228 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
1230 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1232 Improved branch hints, safe hints, and scheduling.
1234 * haifa-sched.c (sched_emit_insn) : Define.
1235 * sched-int.h (sched_emit_insn) : Add prototype.
1236 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
1237 -mhint-max-distance -msafe-hints) : Document.
1238 * config/spu/spu.c (spu_flag_var_tracking): New.
1239 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
1240 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
1241 TARGET_ASM_FILE_START): Define.
1242 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
1243 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
1244 (spu_emit_branch_hint): Add blocks argument.
1245 (insert_branch_hints, insert_nops): Remove.
1246 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
1247 uses_ls_unit, spu_sched_init_global, spu_sched_init,
1248 spu_sched_reorder, asm_file_start): New functions.
1249 (clock_var, spu_sched_length, pipe0_clock,
1250 pipe1_clock, prev_clock_var, prev_priority,
1251 spu_ls_first, prev_ls_clock): New static variables.
1252 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
1253 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
1254 (nopn_nv): Add a non-volatile version of nop.
1255 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
1256 -mhint-max-distance, -msafe-hints): New options.
1258 2008-09-05 Janis Johnson <janis187@us.ibm.com>
1259 Samuel Tardieu <sam@rfc1149.net>
1261 * opts.c (decode_options): Combine nested if statements.
1264 * opts.c (decode_options): Handle more relationships among
1265 unit-at-a-time, toplevel-reorder, and section-anchors.
1267 2008-09-05 David Daney <ddaney@avtrex.com>
1269 * doc/install.texi (--enable-reduced-reflection): Document new option.
1271 2008-09-05 Bob Wilson <bob.wilson@acm.org>
1273 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
1275 (constantpool_operand): New.
1276 (move_operand): Disallow sub-word modes for the constant pool.
1277 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
1278 (xtensa_secondary_reload_class): Replace with....
1279 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
1280 Set icode for sub-word reloads from the constant pool.
1281 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
1282 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1283 * config/xtensa/xtensa.md (reload<mode>_literal): New.
1284 * config/xtensa/xtensa-protos.h: Update prototypes.
1286 2008-09-05 Joseph Myers <joseph@codesourcery.com>
1288 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
1289 (REG_CLASS_NAMES): Update.
1290 (REG_CLASS_CONTENTS): Update.
1291 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
1292 of ALL_REGS for regs 77 and 78.
1293 * function.c (instantiate_virtual_regs_in_insn): Assert that
1294 return value of simplify_gen_subreg is not NULL.
1296 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
1298 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
1299 (gen_rtvec_v): Fix coding standards.
1301 2008-09-04 Jan Hubicka <jh@suse.cz>
1303 * i386.c (decide_alg): Be more conservative about optimizing for size.
1305 2008-09-04 Ian Lance Taylor <iant@google.com>
1307 * varasm.c (narrowing_initializer_constant_valid_p): New
1309 (initializer_constant_valid_p): Call it.
1311 2008-09-04 Jeff Law <law@redhat.com>
1313 * fold-const.c (native_encode_real): Fix computation of WORDS.
1314 (native_interpret_real): Likewise.
1316 2008-09-04 Janis Johnson <janis187@us.ibm.com>
1318 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
1320 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1322 * ira-conflicts.c (process_regs_for_copy): Check insn to check
1323 that the cost is already taken into account in ira-costs.c
1325 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
1327 * ira-build.c (print_copy, print_copies, ira_debug_copy,
1328 ira_debug_copies): New.
1329 (ira_bulid): Call print_copies.
1331 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
1333 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
1336 * config/rs6000/rs6000.c (optimization_options): Remove check of
1337 flag_toplevel_order.
1339 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1341 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
1342 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
1343 second operand is a reg_imm10_operand.
1344 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
1345 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
1346 (*seq_<GPR:mode><GPR2:mode>): Rename to
1347 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
1349 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
1350 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
1352 (*sne_<GPR:mode><GPR2:mode>): Rename to
1353 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
1356 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1358 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
1359 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
1360 combining an arithmetic right shift by more than 31 and a
1361 trunction. Don't match for out-of-range shift amounts. Set
1362 attribute mode to <MODE>.
1363 (*lshr32_trunc<mode>): Name the pattern combining a logical right
1364 shift by 32 and and a truncation. Set attribute mode to <MODE>.
1365 (*<optab>_trunc<mode>_exts): New pattern for truncated right
1366 shifts by less than 32.
1367 (extv): Change predicate on first operand to accept registers.
1368 Change predicate of the other operands from immediate_operand to
1369 const_int_operand. Expand exts when source is a register.
1370 (extzv): Change predicate of the constant operands from
1371 immediate_operand to const_int_operand.
1372 (extzv<mode>): Change predicate of the constant operands from
1373 immediate_operand to const_int_operand and no constraint. Also
1375 (*extzv_trunc<mode>_exts): New pattern.
1377 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1379 * config/mips/mips.h (ISA_HAS_CINS): New macro.
1380 * config/mips/mips-protos.h (mask_low_and_shift_p,
1381 mask_low_and_shift_len): Declare.
1382 * config/mips/mips.c (mask_low_and_shift_p,
1383 mask_low_and_shift_len): New functions.
1384 (mips_print_operand): Handle new operand prefix "m".
1385 * config/mips/mips.md (*cins<mode>): New pattern.
1387 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1389 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
1390 optimizing for size.
1392 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1394 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
1395 regardless of epilogue_completed.
1397 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1400 * ira-lives.c (process_bb_node_lives): Check setjmp.
1402 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1405 * ira-build.c (form_loop_tree): Reverse BB walk.
1406 (create_bb_allocnos): Likewise.
1407 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
1408 (mark_reg_store): Rename to...
1409 (mark_ref_live): ...this and take a df_ref argument instead of
1410 note_stores arguments. Assert that we have a register.
1411 (mark_reg_clobber): Delete.
1412 (def_conflicts_with_inputs_p): New function.
1413 (mark_reg_conflicts): Delete.
1414 (mark_reg_death): Rename to...
1415 (mark_ref_dead): ...this and take a df_ref argument instead of
1416 a register. Assert that we have a register.
1417 (process_bb_node_lives): Hoist frequency calculation out of
1418 instruction walk. Convert from a forwards scan to a backwards scan.
1419 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
1420 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
1421 (create_allocno_live_ranges): Don't create regs_set.
1423 2008-09-04 Ian Lance Taylor <iant@google.com>
1425 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
1426 or REG_LABEL_TARGET.
1427 * calls.c (emit_library_call_value_1): Use MEM_P rather than
1428 comparing MODE with MEM.
1429 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
1430 comparing with GF_PREDICT_TAKEN.
1431 (gimple_get_lhs): Change code to enum gimple_code.
1432 (gimple_set_lhs): Likewise.
1433 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
1434 * omp-low.c (find_omp_clause): Change kind parameter to enum
1436 * tree-flow.h (find_omp_clause): Update declaration.
1437 * regrename.c (clear_dead_regs): Change kind parameter to enum
1439 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
1441 * see.c (see_get_extension_data): Change return type to enum
1442 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
1443 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
1444 (see_gen_normalized_extension): Change extension_code parameter to
1446 (see_seek_pre_extension_expr): Change extension_code to enum
1448 (see_merge_one_def_extension): Likewise.
1449 (see_handle_relevant_defs): Likewise.
1450 (see_handle_relevant_uses): Likewise.
1451 (see_analyze_one_def): Likewise.
1452 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
1453 GIMPLE_ASM rather than ASM_EXPR.
1454 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
1455 GIMPLE_RETURN rather than RETURN_EXPR.
1456 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
1457 (evaluate_stmt): Likewise.
1458 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
1459 to enum vect_relevant.
1460 (vect_mark_stmts_to_be_vectorized): Change assertion to not
1461 compare gimple codes with tree codes.
1463 2008-09-04 Paul Brook <paul@codesourcery.com>
1465 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
1467 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1469 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
1470 pointer check lost in the recent no-unit-at-a-time patch.
1472 2008-09-04 Jan Hubicka <jh@suse.cz>
1475 * tree-switch-conversion.c (check_final_bb): Accept only IP
1478 2008-09-04 Jan Hubicka <jh@suse.cz>
1480 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
1482 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
1483 using_ranges argument.
1484 (vrp_evaluate_conditional): Avoid bogus warning for type range.
1485 (vrp_visit_cond_stmt): Update call of
1486 vrp_evaluate_conditional_warnv_with_ops
1488 2008-09-04 Jan Hubicka <jh@suse.cz>
1490 PR tree-optimization/37345
1491 PR tree-optimization/37358
1492 PR tree-optimization/37357
1493 * tree.c (build_function_type_skip_args): Build distinct type copy;
1495 (build_function_decl_skip_args): Set type of new decl not orig decl;
1496 clear DECL_VINDEX for methods turned into functions.
1498 2008-09-04 Nick Clifton <nickc@redhat.com>
1500 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
1501 * configure: Regenerate.
1502 * config.in: Regenerate.
1503 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
1504 alignment field, if it is supported.
1506 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
1508 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
1511 2008-09-03 David Edelsohn <edelsohn@gnu.org>
1513 * config/rs6000/rs6000.c (processor_target_table): Do not
1514 enable VMX for POWER6.
1516 2008-09-03 Anton Blanchard <anton@samba.org>
1518 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
1519 emit memory barrier before operation.
1521 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
1524 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
1525 default_elf_asm_output_external.
1527 2008-09-03 Jeff Law <law@redhat.com>
1529 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
1531 2008-09-03 Richard Henderson <rth@redhat.com>
1533 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
1534 memory barrier to below the test-and-set.
1535 (alpha_split_lock_test_and_set_12): Likewise.
1537 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1541 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
1544 * ira-color.c (print_loop_title): Use all_allocnos.
1545 (color_pass): Ditto. Don't add border_allocnos. Check that
1546 subloop allocno in the correspdoning bitmap all_allocnos.
1548 * ira-emit.c (change_loop): Use all_allocnos.
1550 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
1552 (ira_create_allocno): Set up all_allocnos bit for the created
1554 (create_cap_allocno): Remove setting mentioned_allocnos.
1555 (create_insn_allocnos): Ditto.
1556 (remove_unnecessary_allocnos): Use all_allocnos.
1557 (check_allocno_creation): Check that allocnos are in the
1558 corresponding bitmap all_allocnos.
1560 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1564 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
1565 (process_regs_for_copy): Process subregs. Refine check when cost
1566 is taken into account in ira-costs.c.
1567 (process_reg_shuffles): Use REG_SUBREG_P.
1568 (add_insn_allocno_copies): Ditto. Ignore modes.
1570 * ira-color.c (conflict_allocno_vec): New.
1571 (COST_HOP_DIVISOR): New macro.
1572 (update_copy_costs_1): Use it.
1573 (update_conflict_hard_regno_costs): New function.
1574 (assign_hard_reg): Use it.
1575 (ira_color): Allocate and free conflict_allocno_vec.
1577 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1581 * ira-int.h (ira_sort_insn_chain): Remove.
1583 * ira.c (basic_block_order_nums, chain_insn_order,
1584 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
1585 (ira): Don't call ira_sort_insn_chain.
1587 * reload1.c (reload): Don't call ira_sort_insn_chain.
1589 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1592 * cgraphunit.c (update_call_expr): Remove eh regions from statements
1593 which become non throw.
1594 (cgraph_function_versioning): Also clear DECL_WEAK. Call
1595 update_call_expr after updating the flags on the decl.
1597 2008-09-03 Jan Hubicka <jh@suse.cz>
1599 PR tree-optimization/37315
1600 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
1601 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
1602 (cgraph_analyze_functions): Use node->analyzed
1603 (cgraph_mark_functions_to_output): Likewise.
1604 (cgraph_expand_function): All functions can be released after
1606 (cgraph_optimize): Use gimple_has_body_p.
1607 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
1608 (cgraph_decide_inlining_incrementally): Likewise.
1609 (inline_transform): Inline transform.
1610 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
1612 (inlinable_function_p): Drop gimple_body check.
1613 (expand_call_inline): Use gimple_has_body_p.
1614 * gimple.c (gimple_has_body_p): New.
1615 * gimple.h (gimple_has_body_p): Add prototype.
1616 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
1617 (dump_function_to_file): Use gimple_has_body_p check.
1619 2008-09-03 Jakub Jelinek <jakub@redhat.com>
1622 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
1624 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
1626 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1628 From Michael Frysinger <michael.frysinger@analog.com>
1629 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
1630 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
1633 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
1636 * doc/extend.texi: Document picoChip builtin functions.
1637 * doc/invoke.texi: Document picoChip options.
1638 * doc/contrib.texi: Add picoChip contribution.
1639 * doc/md.texi: Document picoChip constraints.
1640 * config.gcc: Add picochip-*-*.
1641 * config/picochip/: Add new port.
1643 2008-09-03 Richard Guenther <rguenther@suse.de>
1645 PR tree-optimization/37328
1646 * tree-sra.c (sra_build_assignment): Gimplify properly.
1647 (generate_copy_inout): Take the correct stmt as definition,
1648 remove bogus assert.
1650 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1652 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
1655 From Michael Frysinger <michael.frysinger@analog.com>
1656 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
1658 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
1660 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
1661 (__gthread_setspecific): Revert 2008-08-31 change to
1662 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
1664 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
1666 * diagnostic.c (error_at): New.
1667 * toplev.h (error_at): New prototype.
1668 * c-typeck.c (build_array_ref): Call error_at instead of error.
1669 Pass location to pedwarn.
1671 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
1673 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
1675 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1677 * dwarf2out.c (tree_add_const_value_attribute): Only handle
1678 VAR_DECL and CONST_DECL.
1680 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1681 Jakub Jelinek <jakub@redhat.com>
1683 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
1684 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
1685 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
1686 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
1687 Don't set ix86_save_varrargs_registers.
1688 (ix86_setup_incoming_varargs): Assume cum != NULL.
1689 (ix86_va_start): Check ix86_varargs_gpr_size and
1690 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
1691 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
1692 from frame pointer if ix86_varargs_gpr_size == 0.
1693 (ix86_compute_frame_layout): Updated.
1694 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
1695 (ix86_varargs_gpr_size): Define.
1696 (ix86_varargs_fpr_size): Likewise.
1697 (machine_function): Remove save_varrargs_registers.
1698 Add varargs_gpr_size and varargs_fpr_size.
1700 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1702 * config/alpha/alpha.c (va_list_skip_additions,
1703 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
1704 (alpha_gimplify_va_arg): Call unshare_expr on second use of
1707 PR tree-optimization/36766
1708 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
1709 for already removed basic blocks.
1712 * real.c (real_maxval): Clear a lower bit to make real_maxval
1713 match get_max_float for IBM long double format.
1715 2008-09-02 Andreas Schwab <schwab@suse.de>
1717 * configure.ac: Use m4_quote to quote the expansion of m4_do.
1718 * configure: Regenerate.
1720 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
1722 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
1723 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
1724 checking for a non-VOID CONSTANT_P.
1726 2008-09-02 Jan Hubicka <jh@suse.cz>
1728 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
1729 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
1732 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1734 * expr.c (emit_group_store): Don't assert stack temp mode size.
1736 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
1737 Tobias Grosser <grosser@fim.uni-passau.de>
1738 Jan Sjodin <jan.sjodin@amd.com>
1739 Harsha Jagasia <harsha.jagasia@amd.com>
1740 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1741 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1742 Adrien Eliche <aeliche@isty.uvsq.fr>
1744 Merge from graphite branch.
1747 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
1748 * doc/invoke.texi (-floop-block, -floop-interchange,
1749 -floop-strip-mine): Document new flags.
1750 * tree-into-ssa.c (gimple_vec): Moved...
1751 * tree-loop-distribution.c (rdg_component): Moved...
1752 * cfgloopmanip.c: Include tree-flow.h.
1753 (update_dominators_in_loop): New.
1754 (create_empty_if_region_on_edge): New.
1755 (create_empty_loop_on_edge): New.
1756 (loopify): Use update_dominators_in_loop.
1757 * tree-pass.h (pass_graphite_transforms): Declared.
1758 * configure: Regenerate.
1759 * tree-phinodes.c (make_phi_node): Export.
1760 (add_phi_node_to_bb): New, split from create_phi_node.
1761 * tree-chrec.c (for_each_scev_op): New.
1762 * tree-chrec.h (for_each_scev_op): Declared.
1763 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
1764 (remove_statement): Call get_phi_with_result.
1765 * config.in (HAVE_cloog): Undef.
1766 * gdbinit.in (pgg): New.
1767 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
1768 * tree-ssa-loop.c (graphite_transforms): New.
1769 (gate_graphite_transforms): New.
1770 (pass_graphite_transforms): New.
1771 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
1772 HAVE_cloog): Defined.
1773 * tree-vectorizer.c (rename_variables_in_bb): Export.
1774 * tree-data-ref.c (dr_may_alias_p): Export.
1775 (stmt_simple_memref_p): New.
1776 (find_data_references_in_stmt): Export.
1777 (find_data_references_in_loop): Export.
1778 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
1779 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
1780 (create_rdg_vertices): Export.
1781 (build_empty_rdg): New.
1782 (build_rdg): Call build_empty_rdg. Free dependence_relations.
1783 * tree-data-ref.h (rdg_component): ... here.
1785 (struct data_reference): Add a field scop.
1787 (find_data_references_in_loop): Declared.
1788 (find_data_references_in_stmt): Declared.
1789 (create_rdg_vertices): Declared.
1790 (dr_may_alias_p): Declared.
1791 (stmt_simple_memref_p): Declared.
1792 (struct rdg_edge): Add a field ddr_p relation.
1793 (build_empty_rdg): Declared.
1794 * lambda.h (lambda_matrix): Declare a VEC of.
1795 (find_induction_var_from_exit_cond): Declared.
1796 (lambda_vector_compare): New.
1797 * common.opt (fgraphite, floop-strip-mine,
1798 floop-interchange, floop-block): New flags.
1799 * lambda-code.c (find_induction_var_from_exit_cond): Export.
1800 * cfgloop.c (is_loop_exit): New.
1801 * cfgloop.h (is_loop_exit): Declared.
1802 (create_empty_if_region_on_edge): Declared.
1803 (create_empty_loop_on_edge): Declared.
1804 * tree-flow.h (add_phi_node_to_bb): Declared.
1805 (make_phi_node): Declared.
1806 (rename_variables_in_bb): Declared.
1807 (perfect_loop_nest_depth): Declared.
1808 (graphite_transform_loops): Declared.
1809 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
1810 (graphite.o-warn): Add -Wno-error.
1811 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
1812 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
1813 (INCLUDES): Add PPLINC, CLOOGINC.
1814 (OBJS-common): Add graphite.o.
1815 (graphite.o): Add rule.
1816 * gimple.h (gimple_vec): ... here.
1817 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
1818 * passes.c (init_optimization_passes): Schedule
1819 pass_graphite_transforms.
1821 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
1824 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
1825 and -fno-toplevel-reorder after handle_options.
1827 2008-09-02 Paul Brook <paul@codesourcery.com>
1829 * config/arm/arm.c (arm_tune_cortex_a9): Define.
1830 (arm_override_options): Set arm_tune_cortex_a9.
1831 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
1832 (arm_issue_rate): Handle cortexa9.
1833 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
1834 * config/arm/arm-cores.def: Add cortex-a9.
1835 * config/arm/arm-tune.md: Regenerate.
1836 * config/arm/arm.md: Include cortex-a9.md.
1837 (generic_sched, generic_vfp): Add cortexa9.
1838 * config/arm/cortex-a9.md: New file.
1840 2008-09-02 Richard Guenther <rguenther@suse.de>
1842 PR tree-optimization/37327
1843 * tree-vrp.c (register_new_assert_for): Make sure to not have
1844 TREE_OVERFLOW set on the bound.
1846 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
1848 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
1850 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
1851 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
1854 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
1856 * gcc/config/spu/spu.md (divdf3): Removed.
1858 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1860 PR tree-optimization/37095
1861 * cgraph.c (cgraph_node): When creating new cgraph node after
1862 assembler_name_hash has been populated, record it in the hash
1865 2008-09-01 Paul Brook <paul@codesourcery.com>
1867 * doc/invoke.texi: Document -mword-relocations.
1868 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1869 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1870 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1871 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
1872 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
1873 (arm_emit_movpair): New function.
1874 (arm_print_operand <c>): Handle sybolic addresses.
1875 * config/arm/arm.h (TARGET_USE_MOVT): Define.
1876 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1877 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
1878 * config/arm/arm.opt: Add -mword-relocations.
1879 * config/arm/arm.md (movsi): Use arm_emit_movpair.
1880 (arm_movt, arm_movw): New.
1882 2008-09-01 Paul Brook <paul@codesourcery.com>
1884 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
1885 Allow Interworking on ARMv4 EABI based targets.
1886 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
1887 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
1889 2008-09-01 Paul Brook <paul@codesourcery.com>
1891 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
1892 optimized LT0 test. Remove optimization for GT.
1894 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1896 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
1897 openmp applications.
1898 * pa-hpux11.h (LIB_SPEC): Likewise.
1900 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
1903 2008-09-01 Jan Hubicka <jh@suse.cz>
1905 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
1906 present, use only counts; when guessed use only frequencies.
1907 (estimate_bb_frequencies): Use function_frequency.
1908 * profile.c (compute_branch_probabilities): Exit early when
1909 profile reading failed. Set profile_status.
1910 (branch_prob): Do not set profile_status.
1912 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
1914 * tree.c (protected_set_expr_location): New.
1915 * tree.h (protected_set_expr_location): New prototype.
1916 * c-tree.h (build_array_ref): Add argument.
1917 (parser_build_unary_op): Same.
1918 * c-typeck.c (build_indirect_ref): Handle new location argument.
1919 (build_array_ref): Same.
1920 (parser_build_unary_op): Same.
1921 * gimplify.c (gimplify_asm_expr): Set input_location before calling
1923 * c-omp.c (c_finish_omp_atomic): Pass location when calling
1925 * c-common.c (finish_label_address_expr): Handle new location argument.
1926 * c-common.h (build_indirect_ref): Add argument.
1927 (finish_label_address_expr): Same.
1928 * c-parser.c (c_parser_unary_expression): Pass location to build
1930 (c_parser_postfix_expression): Same.
1932 2008-09-01 Paul Brook <paul@codesourcery.com>
1934 * config/arm/arm.md: Include cortex-r4f.md.
1935 (attr fpu): Update type list.
1936 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
1937 fconstd, fcmps and fcmpd.
1938 (attr tune_cortexr4): Define.
1939 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
1940 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
1941 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
1942 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
1943 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
1944 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
1945 cortex_a8_vfp_farith: Ditto.
1946 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
1947 * config/arm/cortex-r4.md: Use tune_cortexr4.
1948 * config/arm/cortex-r4f.md: New file.
1950 2008-09-01 Richard Guenther <rguenther@suse.de>
1952 PR tree-optimization/37305
1953 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
1954 the result of constant conversions.
1955 (fold_gimple_assign): Likewise.
1957 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1959 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
1960 #ifdef ENABLE_CHECKING.
1962 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1964 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
1965 * sched-int.h (print_insn, print_pattern, print_value): Declare also
1966 when !INSN_SCHEDULING.
1968 2008-09-01 Andreas Schwab <schwab@suse.de>
1970 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
1972 2008-09-01 Paul Brook <paul@codesourcery.com>
1974 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
1976 2008-09-01 Jan Hubicka <jh@suse.cz>
1978 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
1980 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
1982 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
1983 * gimplify.c (gimplify_init_constructor): Add speed operand.
1984 * tree-sra.c (decide_block_copy): Likewise.
1985 * tree-inline.c (estimate_move_cost): Likewise.
1986 * config/alpha/alpha.h (MOVE_RATIO): Update.
1987 * config/frv/frv.c (MOVE_RATIO): Update.
1988 * config/spu/spu.h (MOVE_RATIO): Update.
1989 * config/sparc/sparc.h (MOVE_RATIO): Update.
1990 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
1991 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
1992 * config/cris/cris.h (MOVE_RATIO): Update.
1993 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
1994 * config/arm/arm.h (MOVE_RATIO): Update.
1995 * config/pa/pa.md: Update uses of MOVE_RATIO
1996 * config/pa/pa.h (MOVE_RATIO): Update.
1997 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
1998 CLEAR_RATIO, SET_RATIO): Update.
1999 * config/h8300/h8300.h (MOVE_RATIO): Update.
2000 * config/v850/v850.h (MOVE_RATIO): Update.
2001 * config/bfin/bfin.h (MOVE_RATIO): Update.
2003 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2004 Dmitry Melnik <dm@ispras.ru>
2005 Dmitry Zhurikhin <zhur@ispras.ru>
2006 Alexander Monakov <amonakov@ispras.ru>
2007 Maxim Kuvyrkov <maxim@codesourcery.com>
2009 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2010 sel-sched-dump.c, sel-sched-ir.c: New files.
2011 * Makefile.in (OBJS-common): Add selective scheduling object files.
2012 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2013 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2014 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2015 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2016 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2017 (make_forwarder_block): Update loop latch if we have redirected
2018 the loop latch edge.
2019 * cfgloop.c (get_loop_body_in_custom_order): New function.
2020 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2021 (CP_FALLTHRU_PREHEADERS): Likewise.
2022 (get_loop_body_in_custom_order): Declare.
2023 * cfgloopmanip.c (has_preds_from_loop): New.
2024 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2025 Assert that the preheader edge will be fall thru when it is set.
2026 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2027 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2028 fsel-sched-substitution, fselective-scheduling): New flags.
2029 * cse.c (hash_rtx_cb): New.
2031 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2032 sel_sched_insn_cnt): New counters.
2033 * final.c (compute_alignments): Export. Free dominance
2034 info after loop_optimizer_finalize.
2035 * genattr.c (main): Output maximal_insn_latency prototype.
2036 * genautomata.c (output_default_latencies): New.
2037 Factor its code from ...
2038 (output_internal_insn_latency_func): ... here.
2039 (output_internal_maximal_insn_latency_func): New.
2040 (output_maximal_insn_latency_func): New.
2041 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2042 (struct hard_reg_set_iterator): New.
2043 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2044 hard_reg_set_iter_next): New functions.
2045 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2046 * lists.c (remove_free_INSN_LIST_node,
2047 remove_free_EXPR_LIST_node): New functions.
2048 * loop-init.c (loop_optimizer_init): When
2049 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2050 calling create_preheaders.
2051 (loop_optimizer_finalize): Do not verify flow info after reload.
2052 * recog.c (validate_replace_rtx_1): New parameter simplify.
2053 Default it to true. Update all uses. Factor out simplifying
2055 (simplify_while_replacing): ... this new function.
2056 (validate_replace_rtx_part,
2057 validate_replace_rtx_part_nosimplify): New.
2058 * recog.h (validate_replace_rtx_part,
2059 validate_replace_rtx_part_nosimplify): Declare.
2060 * rtl.c (rtx_equal_p_cb): New.
2061 (rtx_equal_p): Use it.
2062 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2063 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2064 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2065 * vecprim.h: Add a vector type for unsigned int.
2066 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2067 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2068 ready_try, cycle_issued_insns, spec_info): Make global.
2069 (readyp): Initialize.
2070 (dfa_lookahead): New global variable.
2071 (old_max_uid, old_last_basic_block): Remove.
2072 (h_i_d): Make it a vector.
2073 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2075 (after_recovery, adding_bb_to_current_region_p):
2076 New variables to handle correct insertion of the recovery code.
2077 (struct ready_list): Move declaration to sched-int.h.
2078 (rgn_n_insns): Removed.
2079 (rtx_vec_t): Move to sched-int.h.
2080 (find_insn_reg_weight): Remove.
2081 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2082 (haifa_init_h_i_d, haifa_finish_h_i_d):
2083 New functions to initialize / finalize haifa instruction data.
2084 (extend_h_i_d, init_h_i_d): Rewrite.
2085 (unlink_other_notes): Move logic to add_to_note_list. Handle
2086 selective scheduler.
2087 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2088 find_fallthru_edge): Make global, remove static prototypes.
2089 (max_issue): Make global. Add privileged_n and state parameters. Use
2091 (extend_global, extend_all): Removed.
2092 (init_before_recovery): Add new param. Fix the handling of the case
2093 when we insert a recovery code before the EXIT which has a predecessor
2094 with a fallthrough edge to it.
2095 (create_recovery_block): Make global. Rename to
2096 sched_create_recovery_block. Update.
2097 (change_pattern): Rename to sched_change_pattern. Make global.
2098 (speculate_insn): Rename to sched_speculate_insn. Make global.
2099 Split haifa-specific functionality into ...
2100 (haifa_change_pattern): New static function.
2101 (sched_extend_bb): New static function.
2102 (sched_init_bbs): New function.
2103 (current_sched_info): Change type to struct haifa_sched_info.
2104 (insn_cost): Adjust for selective scheduling.
2105 (dep_cost_1): New function. Move logic from ...
2106 (dep_cost): ... here.
2107 (dep_cost): Use dep_cost_1.
2108 (contributes_to_priority_p): Use sched_deps_info instead of
2110 (priority): Adjust to work with selective scheduling. Process the
2111 corner case when all dependencies don't contribute to priority.
2112 (rank_for_schedule): Use ds_weak instead of dep_weak.
2113 (advance_state): New function. Move logic from ...
2114 (advance_one_cycle): ... here.
2115 (add_to_note_list, concat_note_lists): New functions.
2116 (rm_other_notes): Make static. Adjust for selective scheduling.
2117 (remove_notes, restore_other_notes): New functions.
2118 (move_insn): Add two arguments. Update assert. Don't call
2120 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2121 Remove more_issue, max_points. Move the code to initialize
2122 max_lookahead_tries to max_issue.
2123 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2124 ready. Adjust use of move_insn. Call restore_other_notes.
2126 (sched_init, sched_finish): Move Haifa-specific initialization/
2128 (haifa_sched_init, haifa_sched_finish): ... respectively.
2130 (setup_sched_dump): New function.
2131 (haifa_init_only_bb): New static function.
2132 (haifa_speculate_insn): New static function.
2133 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2134 (extend_ready, extend_all): Remove.
2135 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2136 (create_check_block_twin, add_to_speculative_block): Use
2137 haifa_insns_init instead of extend_global. Update to use new
2138 initialization functions. Change parameter. Factor out code from
2139 create_check_block_twin to ...
2140 (sched_create_recovery_edges) ... this new function.
2141 (add_block): Remove.
2142 (sched_scan_info): New.
2143 (extend_bb): Use sched_scan_info.
2144 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2145 static functions for walking through scheduling region.
2146 (sched_luids): New vector variable to replace uid_to_luid.
2147 (luids_extend_insn): New function.
2148 (sched_max_luid): New variable.
2149 (luids_init_insn): New function.
2150 (sched_init_luids, sched_finish_luids): New functions.
2151 (insn_luid): New debug function.
2152 (sched_extend_target): New function.
2153 (haifa_init_insn): New static function.
2154 (sched_init_only_bb): New hook.
2155 (sched_split_block): New hook.
2156 (sched_split_block_1): New function.
2157 (sched_create_empty_bb): New hook.
2158 (sched_create_empty_bb_1): New function.
2159 (common_sched_info, ready): New global variables.
2160 (current_sched_info_var): Remove.
2161 (move_block_after_check): Use common_sched_info.
2162 (haifa_luid_for_non_insn): New static function.
2163 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
2164 (increase_insn_priority): New.
2165 * modulo-sched.c: (issue_rate): Remove static declaration.
2166 (sms_sched_info): Change type to haifa_sched_info.
2167 (sms_sched_deps_info, sms_common_sched_info): New variables.
2168 (setup_sched_infos): New.
2169 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2170 Do not call regstat_free_calls_crossed.
2171 (sms_print_insn): Use const_rtx.
2172 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2173 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2174 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2175 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2176 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2177 current_sched_info to use it.
2178 (enum reg_pending_barrier_mode): Move to sched-int.h.
2179 (h_d_i_d): New variable. Initialize to NULL.
2180 ({true, output, anti, spec, forward}_dependency_cache): Initialize
2182 (estimate_dep_weak): Remove static declaration.
2183 (sched_has_condition_p): New function. Adjust users of
2184 sched_get_condition to use it instead.
2185 (conditions_mutex_p): Add arguments indicating which conditions are
2187 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
2188 argument to indicate whether returned condition is reversed. Do not
2189 generate new rtx when condition should be reversed; indicate it by
2190 setting new argument instead.
2191 (add_dependence_list_and_free): Add deps parameter.
2192 Update all users. Do not free dependence list when
2193 deps context is readonly.
2194 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
2196 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
2197 (remove_from_deps): New. Use the above functions.
2198 (cur_insn, can_start_lhs_rhs_p): New static variables.
2199 (add_or_update_back_dep_1): Initialize present_dep_type.
2200 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
2201 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
2202 haifa_note_dep): New functions implementing dependence hooks for
2203 the Haifa scheduler.
2204 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
2205 note_dep): New functions.
2206 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
2208 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
2209 (free_deps): Initialize deps->reg_last.
2210 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
2211 sched_analyze_insn): Update to use dependency hooks infrastructure
2212 and readonly contexts.
2213 (deps_analyze_insn): New function. Move part of logic from ...
2214 (sched_analyze): ... here. Also move some logic to ...
2215 (deps_start_bb): ... here. New function.
2216 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
2218 (sched_deps_init): New function. Move code from ...
2219 (init_dependency_caches): ... here. Remove.
2220 (init_deps_data_vector): New.
2221 (sched_deps_finish): New function. Move code from ...
2222 (free_dependency_caches): ... here. Remove.
2223 (init_deps_global, finish_deps_global): Adjust for use with
2224 selective scheduling.
2225 (get_dep_weak): Move logic to ...
2226 (get_dep_weak_1): New function.
2227 (ds_merge): Move logic to ...
2228 (ds_merge_1): New static function.
2229 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
2230 (ds_get_max_dep_weak): New function.
2231 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
2232 (n_insns): Rename to rgn_n_insns.
2233 (debug_ebb_dependencies): New function.
2234 (init_ready_list): Use it.
2235 (begin_schedule_ready): Use sched_init_only_bb.
2236 (ebb_print_insn): Indicate when an insn starts a new cycle.
2237 (contributes_to_priority, compute_jump_reg_dependencies,
2238 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
2239 (add_block1): Remove to ebb_add_block.
2240 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
2241 (schedule_ebb): Initialize them. Use remove_notes instead of
2242 rm_other_notes. Use haifa_local_init/finish.
2243 (schedule_ebbs): Use haifa_sched_init/finish.
2244 * sched-int.h: Include vecprim.h, remove rtl.h.
2245 (struct ready_list): Delete declaration.
2246 (sched_verbose_param, enum sched_pass_id_t,
2247 bb_vec_t, insn_vec_t, rtx_vec_t): New.
2248 (struct sched_scan_info_def): New structure.
2249 (sched_scan_info, sched_scan, sched_init_bbs,
2250 sched_init_luids, sched_finish_luids, sched_extend_target,
2251 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
2252 (struct common_sched_info_def): New.
2253 (common_sched_info, haifa_common_sched_info,
2254 sched_emulate_haifa_p): Declare.
2256 (sched_luids): Declare.
2257 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
2258 (sched_max_luid, insn_luid): Declare.
2259 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
2260 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
2261 print_insn, print_pattern, print_value, haifa_classify_insn,
2262 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
2263 setup_sched_dump, sched_init, sched_finish,
2264 sel_insn_is_speculation_check): Export.
2265 (struct ready_list): Move from haifa-sched.c.
2266 (ready_try, ready, max_issue): Export.
2267 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
2268 sched_init_only_bb, sched_split_block, sched_split_block_1,
2269 sched_create_empty_bb, sched_create_empty_bb_1,
2270 sched_create_recovery_block, sched_create_recovery_edges): Export.
2271 (enum reg_pending_barrier_mode): Export.
2272 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
2274 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
2275 print_insn field. Move add_block and fix_recovery_cfg to
2276 common_sched_info_def. Move compute_jump_reg_dependencies,
2278 (struct sched_deps_info_def): ... this new structure.
2279 (sched_deps_info): Declare.
2280 (struct spec_info_def): Remove weakness_cutoff, add
2281 data_weakness_cutoff and control_weakness_cutoff.
2282 (spec_info): Declare.
2283 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
2285 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
2286 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
2287 (current_sched_info): Change type to struct haifa_sched_info.
2288 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
2289 (h_d_i_d): New variable.
2290 (HDID): New accessor macro.
2291 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
2292 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
2294 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
2295 (enum SCHED_FLAGS): Update for selective scheduler.
2296 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
2297 (init_dependency_caches, free_dependency_caches): Delete declarations.
2298 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
2299 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
2300 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
2301 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
2302 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
2304 (rm_other_notes): Delete declaration.
2305 (schedule_block): Remove one argument.
2306 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
2307 ready_element, ready_lastpos, sched_extend_ready_list,
2308 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
2309 concat_note_lists): Export.
2310 (struct region): Move from sched-rgn.h.
2311 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2312 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2313 BLOCK_TO_BB, CONTAINING_RGN): Export.
2314 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
2315 (current_nr_blocks, current_blocks, target_bb): Likewise.
2316 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
2317 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
2318 sched_rgn_local_init, extend_regions,
2319 rgn_make_new_region_out_of_new_block, compute_priorities,
2320 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
2321 extend_rgns, deps_join rgn_setup_common_sched_info,
2322 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
2323 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
2324 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
2325 increase_insn_priority): Likewise.
2326 * sched-rgn.c: Include sel-sched.h.
2327 (ref_counts): New static variable. Use it ...
2328 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
2329 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
2330 (sched_is_disabled_for_current_region_p): Delete static declaration.
2331 (struct region): Move to sched-int.h.
2332 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2333 ebb_head): Define and initialize.
2334 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2335 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
2336 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
2338 (find_single_block_region): Add new argument to indicate that EBB
2339 regions should be constructed.
2340 (debug_live): Delete declaration.
2341 (current_nr_blocks, current_blocks, target_bb):
2342 Remove static qualifiers.
2343 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
2345 (init_regions): Delete declaration.
2346 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
2347 rgn_estimate_number_of_insns): New.
2348 (too_large): Use estimate_number_of_insns.
2349 (haifa_find_rgns): New. Move the code from ...
2350 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
2351 (free_trg_info): New.
2352 (compute_trg_info): Allocate candidate tables here instead of ...
2353 (init_ready_list): ... here.
2354 (rgn_print_insn): Use const_rtx.
2355 (contributes_to_priority, extend_regions): Delete static declaration.
2356 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
2357 (add_block1): Rename to rgn_add_block.
2358 (debug_rgn_dependencies): Delete static qualifier.
2359 (new_ready): Use sched_deps_info. Simplify.
2360 (rgn_common_sched_info, rgn_const_sched_deps_info,
2361 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
2363 (region_sched_info): Rename to rgn_const_sched_info.
2364 (deps_join): New, extracted from ...
2365 (propagate_deps): ... here.
2366 (compute_block_dependences, debug_dependencies): Update for selective
2368 (free_rgn_deps, compute_priorities): New functions.
2369 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
2370 sched_rgn_compute_dependencies): New functions.
2371 (schedule_region): Use them.
2372 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
2373 rgn_setup_common_sched_info, rgn_setup_sched_infos):
2375 (schedule_insns): Call new functions that were split out.
2376 (rgn_make_new_region_out_of_new_block): New.
2377 (get_rgn_sched_max_insns_priority): New.
2378 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
2379 scheduling when appropriate.
2380 * sched-vis.c: Include insn-attr.h.
2381 (print_value, print_pattern): Make global.
2382 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
2383 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
2384 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2385 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2386 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
2387 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
2388 hooks. Initialize them to 0.
2389 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2390 * target.h (struct gcc_target): Add them. Rename gen_check field to
2392 * flags.h (sel_sched_switch_set): Declare.
2393 * opts.c (sel_sched_switch_set): New variable.
2394 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
2395 pipelining is disabled from command line.
2396 (common_handle_option): Record whether selective scheduling is
2397 requested from command line.
2398 * doc/invoke.texi: Document new flags and parameters.
2399 * doc/tm.texi: Document new target hooks.
2400 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
2402 (dfa_state_size): Do not declare locally.
2403 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
2404 * config/rs6000/rs6000.c (rs6000_init_sched_context,
2405 rs6000_alloc_sched_context, rs6000_set_sched_context,
2406 rs6000_free_sched_context): New functions.
2407 (struct _rs6000_sched_context): New.
2408 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
2410 (rs6000_sched_finish): Do not run for selective scheduling.
2412 2008-08-31 Jan Hubicka <jh@suse.cz>
2414 * frv.c (frv_rtx_costs): Update forward declaration.
2415 * spu.c (spu_rtx_costs): Likewise.
2416 * pdp11.c: Include df.h
2417 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
2418 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
2419 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
2420 * iq2000.c (iq2000_address_cost): Add speed argument.
2421 (iq2000_rtx_costs): Likewise.
2422 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
2423 update call of mn10300_address_cost.
2424 * mcore.c: Include df.h
2425 (mcore_rtx_costs): Update prototype.
2426 * score3.c: Include df.h
2427 (score3_rtx_costs): Remove speed argument.
2428 * score7.c: Include df.h
2429 (score7_address_cost): Remove speed argument.
2430 * score-protos.h (score_address_cost): Update prototype.
2431 * score.c: Include df.h
2432 (score_rtx_costs): Update call of costs functions.
2433 * v850.c (v850_rtx_costs): Add bool argument.
2435 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
2437 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
2439 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2441 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
2442 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
2444 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2446 * mkmap-flat.awk: Add option pe_dll.
2447 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
2448 * config/i386/t-cygwin (SHLIB_LC): Add.
2449 * config/i386/t-mingw32 (SHLIB_LC): Add.
2450 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
2451 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
2452 (LINK_SPEC): Support libgcc_s.
2453 (LIBGCC_SPEC): Support libgcc_s.
2454 (LIBGCC_SONAME): New.
2456 2008-08-31 Jan Hubicka <jh@suse.cz>
2458 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
2459 mistakely had old version of patch.
2461 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
2462 (ipcp_estimate_growth): New.
2463 (ipcp_insert_stage): Use ipcp_estimate_growth.
2464 * profile.c (branch_prob): When reading failed, do not consider
2467 2008-08-31 Jan Hubicka <jh@suse.cz>
2469 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
2470 loop is optimized for speed.
2472 2008-08-31 Richard Guenther <rguenther@suse.de>
2475 * fold-const.c (fold_binary): Retain conversions in folding
2478 2008-08-31 Jan Hubicka <jh@suse.cz>
2480 * postreload-gcse.c (eliminate_partially_redundant_loads):
2481 Use optimize_bb_for_size_p.
2482 * predict.c (maybe_hot_frequency_p): Make inline.
2483 (maybe_hot_count_p): Break out from ...
2484 (maybe_hot_bb_p): ... this one.
2485 (maybe_hot_edge_p): Simplify.
2486 * basic-block.h (probably_cold_bb_p): Remove.
2488 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2491 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
2493 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
2494 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
2495 Also split V4SFmode.
2496 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
2499 2008-08-31 Jan Hubicka <jh@suse.cz>
2501 * predict.c (PROB_VERY_LIKELY): Make small enough so things
2503 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
2505 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2508 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
2511 * dwarf2out.c (native_encode_initializer): Subtract min_index for
2512 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2514 2008-08-31 Jan Hubicka <jh@suse.cz>
2516 * sparc.h (BRANCH_COST): Fix macro definition.
2517 * avr.c (avr_operand_rtx_cost): Add speed argument.
2518 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
2520 2008-08-31 Richard Guenther <rguenther@suse.de>
2522 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
2523 types instead of operands. Re-instantiate verifying of
2524 binary expression operands.
2526 2008-08-30 Jan Hubicka <jh@suse.cz>
2528 * fwprop.c (should_replace_address): Add speed attribute.
2529 (PR_OPTIMIZE_FOR_SPEED): New flag.
2530 (propagate_rtx_1): Use it.
2531 (propagate_rtx): Set it.
2532 (try_fwprop_subst): Update call of rtx_costs.
2533 (forward_propagate_and_simplify): LIkewise.
2534 * hooks.c (hook_int_rtx_bool_0): New
2535 (hook_bool_rtx_int_int_intp_false): Replace by ...
2536 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2537 * hooks.h (hook_int_rtx_bool_0): New
2538 (hook_bool_rtx_int_int_intp_false): Replace by ...
2539 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2540 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
2541 (prepare_cmp_insn): UPdate call of rtx_cost.
2542 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
2543 (reload_cse_simplify_operands): Update call of rtx_cost.
2544 (reload_cse_move2add): call of rtx_cost.
2545 * target.h (struct gcc_target): Update rtx_costs and address_costs.
2546 * rtlanal.c (rtx_cost): Add speed argument.
2547 (address_cost): Add speed argument
2548 (default_address_cost): Likewise.
2549 (insn_rtx_cost): Likewise.
2550 * cfgloopanal.c (seq_cost): Add speed argument.
2551 (target_reg_cost, target_spill_cost): Turn to array.
2552 (init_set_costs): Update for speed.
2553 (estimate_reg_pressure_cost): Add speed argument.
2554 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
2555 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
2556 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
2557 (seq_cost): Add speed argument.
2558 (computation_cost): Add speed arugment.
2559 (add_cost, multiply_by_const, get_address_cost): add speed argument.
2560 (force_expr_to_var_cost): Update for profile info.
2561 (force_var_cost): Likewise.
2562 (split_address_cost): Likewise.
2563 (ptr_difference_cost): Likewise.
2564 (difference_cost): Likewise.
2565 (get_computation_cost_at): Likewise.
2566 (determine_iv_cost): Likewise.
2567 (ivopts_global_cost_for_size): Likewise.
2568 (rewrite_use_address): Likewise.
2569 (tree_ssa_iv_optimize_loop): Initialize speed field.
2570 * cse.c (optimize_this_for_speed_p): New static var.
2571 (notreg_cost): Update call of rtx_cost.
2572 (cse_extended_basic_block): set optimize_this_for_speed_p.
2573 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
2574 (noce_try_cmove_arith): Likewise.
2575 (noce_try_sign_mask): LIkewise.
2576 * expr.c (compress_float_constant): Update rtx_cost calls.
2577 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
2579 (addr_to_parts): Likewise.
2580 (create_mem_ref): Likewise.
2581 * dse.c (find_shift_sequence): Add speed argument.
2582 (replace_read): Update call.
2583 * calls.c (precompute_register_parameters): Update call of rtx_cost.
2584 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
2585 * neg_cost, shift_cost, shiftadd_cost,
2586 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
2587 mul_highpart_cost): Increase dimension.
2588 (init_expmed): Initialize for both size and speed.
2589 (expand_shift): Use profile.
2590 (synth_mult): Use profile.
2591 (choose_mult_variant): Use profile.
2592 (expand_mult): Use profile.
2593 (expand_mult_highpart_optab): Use profile.
2594 (expand_mult_highpart): Use profile.
2595 (expand_smod_pow2): Use profile.
2596 (expand_divmod): Use profile.
2597 * simplify-rtx.c (simplify_binary_operation_1): Update call of
2599 * loop-invariant.c (create_new_invariant): Use profile.
2600 (gain_for_invariant): Add speed parameter.
2601 (best_gain_for_invariant): Likewise.
2602 (find_invariants_to_move): Likewise.
2603 (move_single_loop_invariants): Set it.
2604 * target-def.h (TARGET_RTX_COSTS): Use hook.
2605 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
2606 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2607 * output.h (default_address_cost): Update prototype.
2608 * combine.c (optimize_this_for_speed_p): New static var.
2609 (combine_validate_cost): Update call of rtx_cost.
2610 (combine_instructions): Set optimize_this_for_speed_p.
2611 (expand_compound_operation): Update call of rtx_cost.
2612 (make_extraction):Update call of rtx_cost.
2613 (force_to_mode):Update call of rtx_cost.
2614 (distribute_and_simplify_rtx):Update call of rtx_cost.
2615 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
2616 (estimate_reg_pressure_cost): Update prototype.
2617 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
2618 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
2620 * config/alpha/alpha.c (alpha_rtx_costs): Update.
2621 (alpha_rtx_costs): Update.
2622 * config/frv/frv.c (frv_rtx_costs): Update.
2623 * config/s390/s390.c (s390_rtx_costs): Update.
2624 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
2625 (m32c_rtx_costs): Update.
2626 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
2627 (spu_rtx_costs): Update.
2628 * config/sparc/sparc.c (sparc_rtx_costs): Update.
2629 * config/m32r/m32r.c (m32r_rtx_costs): Update.
2630 * config/i386/i386.c (:ix86_address_cost): Update.
2631 (ix86_rtx_costs): Update.
2632 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
2633 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
2634 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
2635 * config/crx/crx.c (crx_address_cost): Update.
2636 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
2637 * config/stormy16/stormy16.c
2638 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
2639 * config/m68hc11/m68hc11.c
2640 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
2641 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
2642 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
2644 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
2646 * config/ia64/ia64.c (ia64_rtx_costs): Update.
2647 * config/m68k/m68k.c (m68k_rtx_costs): Update.
2648 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
2649 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
2650 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
2651 (mcore_rtx_costs): update.
2652 * config/score/score3.c (score3_rtx_costs): Update.
2653 * config/score/score7.c (score7_rtx_costs): Update.
2654 * config/score/score3.h (score3_rtx_costs):Update.
2655 * config/score/score7.h (score7_rtx_costs): Update.
2656 * config/score/score.c (score_rtx_costs): Update.
2657 * config/arm/arm.c (arm_address_cost): Update.
2658 (arm_rtx_costs_1): Update.
2659 (arm_rtx_costs_1): Update.
2660 (arm_size_rtx_costs): Update.
2661 (arm_size_rtx_costs): Update.
2662 (arm_size_rtx_costs): Update.
2663 (arm_xscale_rtx_costs): Update.
2664 (arm_thumb_address_cost): Update.
2665 * config/pa/pa.c (hppa_address_cost): Update.
2666 * config/mips/mips.c (mips_rtx_costs): Update.
2667 * config/vax/vax.c (vax_address_cost): Update.
2668 * config/h8300/h8300.c (h8300_shift_costs): Update.
2669 (h8300_rtx_costs): Update.
2670 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
2671 (v850_rtx_costs): Update.
2672 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
2673 * config/bfin/bfin.c
2674 (bfin_address_cost): Update.
2675 (bfin_rtx_costs): Update.
2676 * stmt.c (lshift_cheap_p): Update.
2678 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2681 * expmed.c (extract_bit_field_1): Check the mode size to make
2682 sure the vector modes have the same size.
2684 2008-08-29 Michael Meissner <gnu@the-meissners.org>
2686 * dojump.c (top level): Include basic-block.h to declare
2687 optimize_insn_for_speed_p
2689 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
2691 * opts.h (CL_SAVE): New option class for marking options that are
2692 target specific options usable in the target attribute.
2693 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
2695 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
2696 can easily find the target specific options that are safe to use
2697 in the attribute or pragma.
2699 * attribs.c (decl_attributes): Change #pragma GCC option to
2700 #pragma GCC target, and attribute((option(...))) to
2701 attribute((target(...))).
2703 * doc/extend.texi (target attribute): Change from option
2704 attribute. Delete push/pop/reset.
2705 (#pragma GCC target): Change from #pragma GCC option. Delete
2707 (#pragma GCC push_options): Document new pragma.
2708 (#pragma GCC pop_options): Document new pragma.
2709 (#pragma GCC reset_options): Document new pragma.
2711 * targhooks.c (default_target_option_valid_attribute_p): Add
2712 warning about port not supporting target attributes.
2713 (default_target_option_pragma_parse): New function, warn about
2714 #pragma GCC target not being supported.
2716 * targhooks.h (default_target_option_pragma_parse): Add
2719 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
2720 TI_CURRENT_OPTION_PRAGMA.
2721 (current_target_pragma): Rename from current_option_pragma.
2723 * target.h: (struct target_option): Delete booleans for changing
2724 the optimization level on hot/cold functions. Change signature of
2725 pragma_parse hook to take a second tree.
2727 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
2729 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
2730 that the declaration is done at global scope.
2732 * langhooks.c (add_builtin_function_common): Move most of the code
2733 from add_builtin_function here, calling the hook passed in.
2734 (add_builtin_function): Call add_builtin_function_common with
2735 standard builtin hook.
2736 (add_builtin_function_ext_scope): New function to add builtins to
2739 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
2741 (add_builtin_function_ext_scope): Add declaration.
2743 * c-pragma.c (handle_pragma_target): Rename from
2744 handle_pragma_option, #pragma GCC option is now #pragma GCC
2745 target. Move warning about port not supporting target options to
2746 default pragma parse hook. Remove push/pop/reset from this
2748 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
2749 (option_stack): Delete static variable.
2750 (optimize_stack): Ditto.
2751 (optons_stack): New stack of saved target and optimization
2753 (handle_pragma_push_options): New function to handle pushing both
2754 target and optimization options.
2755 (handle_pragma_pop_options): New function to handle popping both
2756 target and optimization options.
2757 (handle_pragma_reset_options): New function to handle resetting
2758 both target and optimization options to their initial state.
2759 (init_pragma): Rename handle_pragma_option to
2760 handle_pragma_target. Add support for push_options, pop_options,
2761 and reset_options pragmas.
2763 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
2764 default_target_option_pragma_parse.
2765 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
2766 default_target_option_valid_attribute_p.
2767 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2768 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2769 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
2770 optimization level on hot/cold functions.
2772 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
2773 if the caller and callee have different optimization levels.
2775 * c-common.c (handle_target_attribute): Rename from
2776 handle_option_attribute, attribute((option(...))) is now
2777 attribute((target(...))). Move warning if the port does not
2778 support target attributes to the default hook.
2779 (handle_hot_attribute): Delete code to change the optimization
2780 level of hot functions.
2781 (handle_cold_attribute): Ditto.
2783 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
2784 argument that is the binary tree options to use if there are no
2785 arguments. Call ix86_valid_target_attribute_tree instead of
2786 ix86_valid_option_attribute_tree.
2787 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
2788 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
2789 ix86_pragma_option_parse.
2791 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2792 Rename from ix86_valid_option_attribute_tree.
2794 * config/i386/i386.c (ix86_add_new_builtins): New function to add
2795 new builtins when the ISA changes.
2796 (ix86_valid_target_attribute_tree): Rename from
2797 ix86_valid_option_attribute_tree. Change callers. If the
2798 function specified optimization options, use those as the starting
2799 point before setting up the target attributes. If the
2800 optimization options were changed in the course of setting the
2801 target attributes, record the new optimization options.
2802 (ix86_valid_target_attribute_tree_inner_p): Rename from
2803 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
2804 ix86_add_new_builtins if the ISA changed.
2805 (ix86_valid_target_attribute_p): Rename from
2806 ix86_valid_option_attribute_p. Change callers.
2807 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
2808 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
2809 as delayed builtin functions.
2810 (struct builtin_isa): New structure to record builtin functions
2811 that should be delayed until the ISA for that function is used.
2812 (ix86_builtins_isa): Change from int to struct to track builtin
2813 functions we want to declare at some point.
2814 (def_builtin): If the front end can delay defining the builtin
2815 functions, don't create builtins for ISAs not part of the default
2817 (def_builtin_const): Ditto.
2818 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
2819 __builtin_ia32_pcmov_v2di to be different builtin functions.
2820 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
2821 a structure instead of an int.
2822 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
2823 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
2824 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2825 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2827 * config/ia64/ia64.h
2828 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2829 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2831 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
2832 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
2833 (LANG_HOOKS_INITIALIZER): Add
2834 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
2836 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
2839 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
2840 the reload address with the index register for SFmode
2841 access with a displacement.
2843 2008-08-30 Jan Hubicka <jh@suse.cz>
2845 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
2846 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
2847 * dojump.c (do_jump): Likewise.
2848 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
2849 (note-if_info): Add BRANCH_COST.
2850 (noce_try_store_flag_constants, noce_try_addcc,
2851 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
2852 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
2853 find_if_case_2): Use computed branch cost.
2854 * expr.h (BRANCH_COST): Update default.
2855 * predict.c (predictable_edge_p): New function.
2856 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
2857 Update BRANCH_COST call.
2858 * basic-block.h (predictable_edge_p): Declare.
2859 * config/alpha/alpha.h (BRANCH_COST): Update.
2860 * config/frv/frv.h (BRANCH_COST): Update.
2861 * config/s390/s390.h (BRANCH_COST): Update.
2862 * config/spu/spu.h (BRANCH_COST): Update.
2863 * config/sparc/sparc.h (BRANCH_COST): Update.
2864 * config/m32r/m32r.h (BRANCH_COST): Update.
2865 * config/i386/i386.h (BRANCH_COST): Update.
2866 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
2868 * config/sh/sh.h (BRANCH_COST): Update.
2869 * config/pdp11/pdp11.h (BRANCH_COST): Update.
2870 * config/avr/avr.h (BRANCH_COST): Update.
2871 * config/crx/crx.h (BRANCH_COST): Update.
2872 * config/xtensa/xtensa.h (BRANCH_COST): Update.
2873 * config/stormy16/stormy16.h (BRANCH_COST): Update.
2874 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
2875 * config/iq2000/iq2000.h (BRANCH_COST): Update.
2876 * config/ia64/ia64.h (BRANCH_COST): Update.
2877 * config/rs6000/rs6000.h (BRANCH_COST): Update.
2878 * config/arc/arc.h (BRANCH_COST): Update.
2879 * config/score/score.h (BRANCH_COST): Update.
2880 * config/arm/arm.h (BRANCH_COST): Update.
2881 * config/pa/pa.h (BRANCH_COST): Update.
2882 * config/mips/mips.h (BRANCH_COST): Update.
2883 * config/vax/vax.h (BRANCH_COST): Update.
2884 * config/h8300/h8300.h (BRANCH_COST): Update.
2885 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
2886 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
2887 * doc/tm.texi (BRANCH_COST): Update.
2889 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
2892 * config/arm/arm.c (arm_optimization_options): Set
2893 flag_section_anchors to 2 instead of 1 to distinguish it from
2894 -fsection-anchors given explicitely on the command line.
2896 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
2898 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
2899 final insn of a split.
2901 2008-08-30 Jan Hubicka <jh@suse.cz>
2903 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
2904 optimized for speed.
2905 * final.c (compute_alignments): Use optimize_bb_for_size_p.
2906 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
2907 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
2908 flag_gcse_after_reload_set): New static vars.
2909 (common_handle_option): Enable those flags for profile-use.
2910 (decode_options): Remove optimize_size flags that are handled
2911 on higher granuality.
2912 * tree-vectorizer.c (vectorize_loops): Use
2913 optimize_loop_nest_for_speed_p.
2914 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
2915 * tree-predcom.c (tree_predictive_commoning): Use
2916 optimize_loop_for_speed_p.
2917 * varasm.c (assemble_start_function): Use
2918 optimize_function_for_speed_p.
2919 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
2920 * predict.c (optimize_loop_for_speed_p): Fix walk.
2922 2008-08-30 Jan Hubicka <jh@suse.cz>
2924 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
2926 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
2927 profile presence locally.
2929 2008-08-29 Joseph Myers <joseph@codesourcery.com>
2932 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
2933 versions before 4.0.
2935 2008-08-29 Jan Hubicka <jh@suse.cz>
2937 * tree-inline.c (insert_init_stmt): Insert sequence even when
2940 2008-08-29 Jeff Law <law@redhat.com>
2942 * mn10300.c (mn10300_secondary_reload_class): We need secondary
2943 reloads for AM33-2 if IN is a pseudo with an equivalent memory
2944 location and class is an FP register.
2946 2008-08-29 Jan Hubicka <jh@suse.cz>
2948 * see.c (see_merge_one_def_extension): Silence used uninitialized
2950 * matrix-reorg.c (check_allocation_function): Likewise.
2951 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
2953 2008-08-29 Jakub Jelinek <jakub@redhat.com>
2956 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
2957 compute new & and | in type rather than TREE_TYPE (arg0).
2959 * dwarf2out.c (fortran_common): Update comment.
2960 (gen_variable_die): Swap com_die and var_die variables in Fortran
2961 COMMON block handling code.
2963 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
2965 * dwarf2out.c (gen_const_die): New function.
2966 (size_of_die, value_format, output_die): Output larger
2967 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
2968 (native_encode_initializer): New function.
2969 (tree_add_const_value_attribute): Call it.
2970 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
2972 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
2973 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
2974 TREE_THIS_VOLATILE to add_type_attribute.
2976 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
2978 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
2981 * dwarf2out.c (loc_by_reference): New function.
2982 (add_location_or_const_value_attribute): Use it.
2985 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
2986 as DW_TAG_variable children of DW_TAG_common_block rather than
2987 DW_TAG_member children. Put DW_AT_external to individual
2988 DW_TAG_variable DIEs, not to DW_TAG_common_block.
2990 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
2991 loc_descriptor_from_tree_1.
2995 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
2996 arguments to imported_module_or_decl.
2997 (debug_nothing_tree_tree): Removed.
2998 (debug_nothing_tree_tree_tree_bool): New prototype.
2999 * debug.c (do_nothing_debug_hooks): Adjust.
3000 (debug_nothing_tree_tree): Removed.
3001 (debug_nothing_tree_tree_tree_bool): New function.
3002 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3003 (gen_variable_die): Put all common vars for the
3004 same COMMON block under one DW_TAG_common_block.
3005 (declare_in_namespace): Return new context_die, for Fortran
3006 return the module DIE instead of adding extra declarations into
3008 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3009 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3010 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3012 (dwarf2out_global_decl): Don't skip Fortran global vars.
3013 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3014 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3015 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3016 DW_TAG_imported_declaration as child of previous
3017 DW_TAG_imported_module.
3018 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3019 * sdbout.c (sdb_debug_hooks): Likewise.
3020 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3022 2008-08-29 Jan Hubicka <jh@suse.cz>
3024 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3026 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3027 * ipa-cp.c (n_cloning_candidates): New static variable.
3028 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3029 (ipcp_print_all_lattices): Improve debug output.
3030 (ipcp_cloning_candidate_p): New function.
3031 (ipcp_initialize_node_lattices): Use it.
3032 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3033 (ipcp_propagate_stage): Prettier debug output.
3034 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3035 (ipcp_print_all_structures): Remove.
3036 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3037 (ipcp_insert_stage): Prettier debug output; call
3038 cgraph_remove_unreachable_nodes before propagating.
3039 (pass_ipa_cp): Schedule function removal pass.
3040 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3042 (cgraph_maybe_hot_edge_p): Move to ...
3043 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3044 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3045 (common_handle_option): Set them; enable ipa-cp when profiling.
3046 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3047 (ipa_print_all_jump_functions): Likewise.
3048 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3049 (ipa_print_node_params, ipa_print_all_params): New.
3050 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3051 ipa_print_all_param_flags): Remove.
3052 (ipa_print_node_params, ipa_print_all_params): New.
3054 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3056 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3057 change from 2008-04-03.
3058 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3060 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3063 * ira-color.c (push_allocnos_to_stack): Truncate
3064 removed_splay_allocno_vec.
3066 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3069 * ira-color (ira_fast_allocation): Don't assign hard registers to
3072 2008-08-29 Jan Hubicka <jh@suse.cz>
3075 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3076 for cold internal loops.
3078 2008-08-29 Richard Guenther <rguenther@suse.de>
3080 * tree-ssa-structalias.c (create_variable_info_for): Do not
3081 create fields for heap vars or vars with a noalias state.
3082 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3085 2008-08-29 Richard Guenther <rguenther@suse.de>
3087 * common.opt (ftree-store-ccp): Mark as preserved for
3088 backward compatibility.
3089 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3090 * tree-pass.h (pass_store_ccp): Remove.
3091 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3092 (first_vdef): Remove declaration.
3093 (get_value_loaded_by): Likewise.
3094 * tree-ssa-ccp.c (do_store_ccp): Remove.
3095 (get_default_value): Simplify as do_store_ccp is always false
3096 now. Do not initialize mem_ref.
3097 (set_value_varying): Likewise.
3098 (canonicalize_float_value): Likewise.
3099 (set_lattice_value): Likewise.
3100 (likely_value): Likewise.
3101 (surely_varying_stmt_p): Likewise.
3102 (ccp_initialize): Likewise.
3103 (ccp_lattice_meet): Likewise.
3104 (ccp_visit_phi_node): Likewise.
3105 (ccp_fold): Likewise.
3106 (evaluate_stmt): Likewise.
3107 (visit_assignment): Likewise.
3108 (ccp_visit_stmt): Likewise.
3109 (execute_ssa_ccp): Fold into ...
3110 (do_ssa_ccp): ... this.
3111 (do_ssa_store_ccp): Remove.
3112 (gate_store_ccp): Likewise.
3113 (pass_store_ccp): Likewise.
3114 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3116 * tree-ssa-propagate.c (first_vdef): Remove.
3117 (get_value_loaded_by): Likewise.
3118 (replace_vuses_in): Likewise.
3119 (substitute_and_fold): Do not call replace_vuses_in.
3120 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3122 2008-08-29 Richard Guenther <rguenther@suse.de>
3125 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3126 PARAM_NOALIAS tags with is_heapvar.
3127 * tree-ssa-operands.c (access_can_touch_variable): Offset
3128 based tests do not apply for heapvars. Fix offset test.
3130 2008-08-29 Jan Hubicka <jh@suse.cz>
3132 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3133 (-fipa-cp-clone): Enabled by default at -O3.
3134 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3135 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3137 2008-08-29 Jan Hubicka <jh@suse.cz>
3139 * tree.c (build_function_type_skip_args,
3140 build_function_decl_skip_args): New functions.
3141 * tree.h (build_function_type_skip_args,
3142 build_function_decl_skip_args): Declare.
3143 * gimple.c (giple_copy_call_skip_args): New function.
3144 (giple_copy_call_skip_args): Declare.
3146 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3147 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3148 (ipcp_node_modifiable_p): ... this one; use
3149 tree_versionable_function_p.
3150 (ipcp_create_replace_map): Improve debug output.
3151 (ipcp_need_redirect_p): Return false when not clonning.
3152 (ipcp_update_callgraph): Skip args.
3153 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3155 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3156 (save_inline_function_body): Update call of tree_function_versioning.
3157 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3158 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3160 (tree_function_versioning): Likewise.
3161 * tree-inline.h (tree_function_versioning): Update prototype.
3163 2008-08-29 Jan Hubicka <jh@suse.cz>
3165 * loop-unswitch.c (unswitch_single_loop): Use
3166 optimize_loop_for_speed_p.
3167 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3168 Use optimize_function_for_size_p.
3169 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3170 * postreload-gcse.c (eliminate_partially_redundant_load):
3171 Use optimize_bb_for_size_p.
3172 * value-prof.c (gimple_divmod_fixed_value_transform,
3173 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3174 gimple_stringops_transform): Use optimize_bb_for_size_p.
3175 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3176 * final.c (compute_alignments): Use optimize_function_for_size_p.
3177 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3178 (fold_builtin_strcpy, fold_builtin_fputs): Use
3179 optimize_function_for_size_p.
3180 * fold-const.c (tree_swap_operands_p): Use
3181 optimize_function_for_size_p.
3182 * recog.c (relax_delay_slots): Likewise.
3183 * tree-ssa-math-opts.c (replace_reciprocal):
3184 Use optimize_bb_for_speed_p.
3185 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
3186 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
3187 optimize_function_for_size_p.
3188 (cgraph_decide_inlining_of_small_function): Use
3189 optimize_function_for_size_p.
3190 * global.c (find_reg): Use optimize_function_for_size_p.
3191 * opts.c (decode_options): Do not clear flag_tree_ch,
3192 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
3193 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
3194 work it out from profile.
3195 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
3196 optimize_loop_for_speed_p.
3197 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3199 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
3200 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
3201 * tree-eh.c (decide_copy_try_finally): Use
3202 optimize_function_for_size_p.
3203 * local-alloc.c (block_alloc): Pass BB pointer.
3204 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
3205 * gcse.c (gcse_main): Use optimize_function_for_size_p.
3206 * loop-unroll.c (decide_unrolling_and_peeling):
3207 Use optimize_loop_for_size_p.
3208 (decide_peel_completely): Likewise.
3209 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
3210 optimize_loop_for_size_p.
3211 (vect_enhance_data_refs_alignment): Likewise.
3212 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
3213 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
3215 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
3216 (try_crossjump_bb): Use optimize_bb_for_size_p.
3217 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3218 optimize_loop_for_speed_p.
3219 * bb-reorder.c (find_traces_1_round): Likewise.
3220 (copy_bb): Use optimize_bb_for_speed_p.
3221 (duplicate_computed_gotos): Likewise.
3222 * basic-block.h (optimize_loop_nest_for_size_p,
3223 optimize_loop_nest_for_speed_p): New.
3224 * stmt.c (expand_case): Use optimize_insn_for_size_p.
3226 2008-08-29 Tristan Gingold <gingold@adacore.com>
3228 * gcov.c (main): Call expandargv.
3230 2008-08-29 Jan Hubicka <jh@suse.cz>
3232 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
3234 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3236 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
3237 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3239 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
3241 2008-08-29 Jan Hubicka <jh@suse.cz>
3243 * tree-pass.h (pass_strip_predict_hints): Declare.
3244 * predict.c (strip_builtin_expect): Rename to ...
3245 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
3246 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
3247 (tree_estimate_probability): Do not strip builtin_expect.
3248 (pass_strip_predict_hints): New pass.
3249 * tree-inline.c (expand_call_inline): When inlining cold function,
3250 predict it as unlikely.
3251 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
3253 2008-08-29 Richard Guenther <rguenther@suse.de>
3255 PR tree-optimization/37207
3256 * tree-vrp.c (extract_range_from_binary_expr): Also try
3257 to constant fold if only one of the operands is a constant.
3259 2008-08-29 Nick Clifton <nickc@redhat.com>
3261 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
3262 the same way as SYMBOL_REFs.
3264 2008-08-28 Bob Wilson <bob.wilson@acm.org>
3266 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
3268 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3270 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
3271 * config/mips/mips.md (branch_likely): Remove const. Fix
3273 (define_delay for type "branch"): Change to only apply for branch
3274 with likely variant.
3275 (define_delay for type "branch" and "branch_likely" no). New delay
3277 (equality_op): New code iterator.
3278 (bbv, bbinv): New code attributes.
3279 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
3282 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3283 Andrew Pinski <pinskia@gcc.gnu.org>
3286 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
3288 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
3290 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
3291 rule that a symbolic constant must be defined and >= 0 for the
3292 corresponding facility to be present at compile-time.
3293 * gthr-posix.c: Likewise.
3295 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3297 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
3298 * config/mips/mips.md (D): New mode attribute.
3299 (mulsi3, muldi3): Merge it into ...
3300 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
3301 (muldi3_mul3): New pattern.
3302 (mulsi3_mult3): Rename to mulsi3_mul3.
3304 2008-08-28 Jan Hubicka <jh@suse.cz>
3306 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
3308 * predict.c (always_optimize_for_size_p): Rename to ...
3309 (optimize_function_for_size): ... this one; make extern.
3310 (optimize_function_for_speed_p): New.
3311 (optimize_bb_for_size_p, optimize_bb_for_size_p,
3312 optimize_edge_for_size_p,optimize_edge_for_size_p,
3313 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
3314 * basic-block.h (optimize_function_for_size_p,
3315 optimize_function_for_speed_p): Declare.
3316 * i386.md (optimize_size checks): Replace them by appropriate
3318 (standard_80387_constant_p, ix86_compute_frame_layout,
3319 ix86_expand_epilogue, ix86_decompose_address,
3320 print_operand, emit_i387_cw_initialization,
3321 inline_memory_move_cost, ix86_pad_returns,
3322 ix86_reorg): Replace optimize_size checks.
3324 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
3326 * rtl.h (simplify_subreg_regno): Declare.
3327 * rtlanal.c (simplify_subreg_regno): New function, split out from...
3328 * simplify-rtx.c (simplify_subreg): ...here.
3329 * reload.c (find_reloads): Use simplify_subreg_regno instead of
3330 subreg_offset_representable_p.
3332 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3335 * c-typeck.c (convert_for_assignment): Give a note describing what
3336 was passed and what was expected.
3338 2008-08-28 Joey Ye <joey.ye@intel.com>
3340 * doc/extend.texi: Document AVX built-in functions.
3341 * doc/invoke.texi: Document -mavx.
3343 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
3344 Joey Ye <joey.ye@intel.com>
3345 Xuepeng Guo <xuepeng.guo@intel.com>
3347 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
3349 * config/i386/cpuid.h (bit_FMA): New.
3350 (bit_XSAVE): Likewise.
3351 (bit_OSXSAVE): Likewise.
3352 (bit_AVX): Likewise.
3354 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
3355 define. Use ASM_OUTPUT_AVX_PREFIX.
3357 * config/i386/gmmintrin.h: New.
3359 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
3360 (OPTION_MASK_ISA_AVX_SET): New.
3361 (OPTION_MASK_ISA_FMA_SET): Likewise.
3362 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
3363 (OPTION_MASK_ISA_FMA_SET): Likewise.
3364 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
3365 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
3366 (pta_flags): Add PTA_AVX and PTA_FMA.
3367 (override_options): Handle PTA_AVX and PTA_FMA.
3368 (init_cumulative_args): Handle warn_avx.
3369 (classify_argument): Return 0 for COImode and OImode. Return
3370 1 and X86_64_AVX_CLASS for 256bit vector types.
3371 (examine_argument): Handle X86_64_AVX_CLASS.
3372 (construct_container): Likewise.
3373 (function_arg_advance_32): Pass OImode and 256bit vector types
3375 (function_arg_advance_64): Take a new argument to indicate if a
3376 parameter is named. Handle 256bit vector types. Return
3377 immediately for unnamed 256bit vector mode parameters.
3378 (function_arg_advance): Updated.
3379 (function_arg_32): Add comments for TImode. Handle OImode
3380 and 256bit vector types.
3381 (function_arg_64): Take a new argument to indicate if a
3382 parameter is named. Handle 256bit vector types. Return NULL
3383 for unnamed 256bit vector mode parameters.
3384 (function_arg): Updated.
3385 (setup_incoming_varargs_64): Support
3386 AVX encoding for *sse_prologue_save_insn.
3387 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
3388 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
3389 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
3390 enabled, otherwise return -3.
3391 (standard_sse_constant_opcode): Handle AVX and 256bit vector
3393 (print_reg): Support AVX registers. Handle 'x' and 't'.
3394 Handle 'd' to duplicate the operand.
3395 (print_operand): Likewise. Also support AVX vector compare
3397 (output_387_binary_op): Support AVX.
3398 (output_fp_compare): Likewise.
3399 (ix86_expand_vector_move_misalign): Likewise.
3400 (ix86_attr_length_vex_default): New.
3401 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3402 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3403 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3404 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3405 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
3406 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3407 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
3408 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
3409 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
3410 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
3411 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
3412 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
3413 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
3414 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
3415 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3416 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
3417 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
3418 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3419 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
3420 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
3421 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3422 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3423 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3424 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
3425 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
3426 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
3427 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
3428 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3429 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
3430 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
3431 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
3432 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
3433 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
3434 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3435 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3436 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3437 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
3438 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
3439 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
3440 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
3441 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
3442 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
3443 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
3444 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
3445 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
3446 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
3447 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3448 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3449 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3450 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3451 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3452 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3453 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3454 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3455 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3456 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3457 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3458 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3459 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3460 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3461 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3462 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3463 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3464 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
3465 and IX86_BUILTIN_MOVMSKPS256,
3466 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
3467 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
3468 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
3469 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
3470 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
3471 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
3472 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
3473 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
3474 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
3475 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
3476 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
3477 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
3478 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
3479 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
3480 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
3481 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
3482 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
3483 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
3484 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
3485 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
3486 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
3487 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
3488 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
3489 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
3490 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
3491 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
3492 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
3493 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
3494 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3495 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3496 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
3497 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
3498 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
3499 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
3500 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
3501 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
3502 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
3503 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
3504 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3505 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3506 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3507 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3508 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
3509 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
3510 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
3511 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
3512 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
3513 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
3514 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
3515 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
3516 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
3517 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
3518 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3519 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
3520 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3521 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
3522 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3523 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3525 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
3526 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
3527 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
3528 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3529 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3530 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3531 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
3532 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3533 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
3534 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3535 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
3536 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3537 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
3538 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
3539 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
3540 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
3541 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3542 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3543 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3544 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3545 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3546 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3547 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3548 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3549 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3550 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3551 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3552 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3553 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3554 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3555 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3556 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3557 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3558 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
3559 IX86_BUILTIN_MOVMSKPS256.
3560 (ix86_init_mmx_sse_builtins): Support AVX builtins.
3561 (ix86_expand_args_builtin): Likewise.
3562 (ix86_expand_special_args_builtin): Likewise.
3563 (ix86_hard_regno_mode_ok): Handle AVX modes.
3564 (ix86_expand_vector_init_duplicate): Likewise.
3565 (ix86_expand_vector_init_one_nonzero): Likewise.
3566 (ix86_expand_vector_init_one_var): Likewise.
3567 (ix86_expand_vector_init_concat): Likewise.
3568 (ix86_expand_vector_init_general): Likewise.
3569 (ix86_expand_vector_set): Likewise.
3570 (ix86_vector_mode_supported_p): Likewise.
3571 (x86_extended_reg_mentioned_p): Check INSN_P before using
3574 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
3575 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
3577 * config/i386/i386.h (TARGET_AVX): New.
3578 (TARGET_FMA): Likewise.
3579 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
3580 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
3581 (VALID_AVX256_REG_MODE): New.
3582 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3583 (AVX_FLOAT_MODE_P): Likewise.
3584 (AVX128_VEC_FLOAT_MODE_P): Likewise.
3585 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3586 (AVX_VEC_FLOAT_MODE_P): Likewise.
3587 (ASM_OUTPUT_AVX_PREFIX): Likewise.
3588 (ASM_OUTPUT_OPCODE): Likewise.
3589 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
3591 (SSE_REG_MODE_P): Allow 256bit vector modes.
3592 (ix86_args): Add a warn_avx field.
3594 * config/i386/i386.md (UNSPEC_PCMP): New.
3595 (UNSPEC_VPERMIL): Likewise.
3596 (UNSPEC_VPERMIL2): Likewise.
3597 (UNSPEC_VPERMIL2F128): Likewise.
3598 (UNSPEC_MASKLOAD): Likewise.
3599 (UNSPEC_MASKSTORE): Likewise.
3600 (UNSPEC_CAST): Likewise.
3601 (UNSPEC_VTESTP): Likewise.
3602 (UNSPECV_VZEROALL): Likewise.
3603 (UNSPECV_VZEROUPPER): Likewise.
3604 (XMM0_REG): Likewise.
3605 (XMM1_REG): Likewise.
3606 (XMM2_REG): Likewise.
3607 (XMM3_REG): Likewise.
3608 (XMM4_REG): Likewise.
3609 (XMM5_REG): Likewise.
3610 (XMM6_REG): Likewise.
3611 (XMM8_REG): Likewise.
3612 (XMM9_REG): Likewise.
3613 (XMM10_REG): Likewise.
3614 (XMM11_REG): Likewise.
3615 (XMM12_REG): Likewise.
3616 (XMM13_REG): Likewise.
3617 (XMM14_REG): Likewise.
3618 (XMM15_REG): Likewise.
3620 (prefix_vex_imm8): Likewise.
3621 (prefix_vex_w): Likewise.
3622 (length_vex): Likewise.
3625 (*avx_ashlti3): Likewise.
3626 (*avx_lshrti3): Likewise.
3627 (*avx_setcc<mode>): Likewise.
3628 (*fop_<mode>_comm_mixed_avx): Likewise.
3629 (*fop_<mode>_comm_avx): Likewise.
3630 (*fop_<mode>_1_mixed_avx): Likewise.
3631 (*fop_<mode>_1_avx): Likewise.
3632 (*avx_<code><mode>3): Likewise.
3633 (*avx_ieee_smin<mode>3): Likewise.
3634 (*avx_ieee_smax<mode>3): Likewise.
3635 (mode): Add OI, V8SF and V4DF.
3636 (length): Support VEX prefix.
3637 (*cmpfp_i_mixed): Set prefix attribute.
3638 (*cmpfp_i_sse): Likewise.
3639 (*cmpfp_iu_mixed): Likewise.
3640 (*cmpfp_iu_sse): Likewise.
3641 (*movsi_1): Support AVX.
3642 (*movdi_2): Likewise.
3643 (*movdi_1_rex64): Likewise.
3644 (*movti_internal): Likewise.
3645 (*movti_rex64): Likewise.
3646 (*movsf_1): Likewise.
3647 (*movdf_nointeger): Likewise.
3648 (*movdf_integer_rex64): Likewise.
3649 (*movtf_internal): Likewise.
3650 (zero_extendsidi2_32): Likewise.
3651 (zero_extendsidi2_rex64): Likewise.
3652 (*extendsfdf2_mixed): Likewise.
3653 (*extendsfdf2_sse): Likewise.
3654 (*truncdfsf_fast_mixed): Likewise.
3655 (*truncdfsf_fast_sse): Likewise.
3656 (*truncdfsf_mixed): Likewise.
3657 (fix_trunc<mode>di_sse): Likewise.
3658 (fix_trunc<mode>si_sse): Likewise.
3659 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
3660 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
3661 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
3662 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
3663 (*rcpsf2_sse): Likewise.
3664 (*rsqrtsf2_sse): Likewise.
3665 (*sqrt<mode>2_sse): Likewise.
3666 (sse4_1_round<mode>2): Likewise.
3667 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
3668 Support AVX. Set length attribute properly for AVX.
3670 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
3671 (VECTOR_MODES (FLOAT, 32)): Likewise.
3672 (VECTOR_MODE (INT, DI, 8)): Likewise.
3673 (VECTOR_MODE (INT, HI, 32)): Likewise.
3674 (VECTOR_MODE (INT, QI, 64)): Likewise.
3675 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
3676 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
3677 (VECTOR_MODE (INT, DI, 4)): Removed.
3678 (VECTOR_MODE (INT, SI, 8)): Likewise.
3679 (VECTOR_MODE (INT, HI, 16)): Likewise.
3680 (VECTOR_MODE (INT, QI, 32)): Likewise.
3681 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
3682 (INT_MODE (OI, 32)): Likewise.
3684 * config/i386/i386.opt (mavx): New.
3687 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
3689 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
3690 (*mov<mode>_internal_avx): New.
3691 (*movv2sf_internal_rex64_avx): Likewise.
3692 (*movv2sf_internal_avx): Likewise.
3694 * config/i386/predicates.md (const_4_to_5_operand): New.
3695 (const_6_to_7_operand): Likewise.
3696 (const_8_to_11_operand): Likewise.
3697 (const_12_to_15_operand): Likewise.
3698 (avx_comparison_float_operator): Likewise.
3700 * config/i386/sse.md (AVX256MODEI): New.
3701 (AVX256MODE): Likewise.
3702 (AVXMODEQI): Likewise.
3703 (AVXMODE): Likewise.
3704 (AVX256MODEF2P): Likewise.
3705 (AVX256MODE2P): Likewise.
3706 (AVX256MODE4P): Likewise.
3707 (AVX256MODE8P): Likewise.
3708 (AVXMODEF2P): Likewise.
3709 (AVXMODEF4P): Likewise.
3710 (AVXMODEDCVTDQ2PS): Likewise.
3711 (AVXMODEDCVTPS2DQ): Likewise.
3712 (avxvecmode): Likewise.
3713 (avxvecpsmode): Likewise.
3714 (avxhalfvecmode): Likewise.
3715 (avxscalarmode): Likewise.
3716 (avxcvtvecmode): Likewise.
3717 (avxpermvecmode): Likewise.
3718 (avxmodesuffixf2c): Likewise.
3719 (avxmodesuffixp): Likewise.
3720 (avxmodesuffixs): Likewise.
3721 (avxmodesuffix): Likewise.
3722 (vpermilbits): Likewise.
3723 (pinsrbits): Likewise.
3724 (mov<mode>): Likewise.
3725 (*mov<mode>_internal): Likewise.
3726 (push<mode>1): Likewise.
3727 (movmisalign<mode>): Likewise.
3728 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3729 (avx_movdqu<avxmodesuffix>): Likewise.
3730 (avx_lddqu<avxmodesuffix>): Likewise.
3731 (<plusminus_insn><mode>3): Likewise.
3732 (*avx_<plusminus_insn><mode>3): Likewise.
3733 (*avx_vm<plusminus_insn><mode>3): Likewise.
3734 (mul<mode>3): Likewise.
3735 (*avx_mul<mode>3): Likewise.
3736 (*avx_vmmul<mode>3): Likewise.
3737 (divv8sf3): Likewise.
3738 (divv4df3): Likewise.
3739 (avx_div<mode>3): Likewise.
3740 (*avx_div<mode>3): Likewise.
3741 (*avx_vmdiv<mode>3): Likewise.
3742 (avx_rcpv8sf2): Likewise.
3743 (*avx_vmrcpv4sf2): Likewise.
3744 (sqrtv8sf2): Likewise.
3745 (avx_sqrtv8sf2): Likewise.
3746 (*avx_vmsqrt<mode>2): Likewise.
3747 (rsqrtv8sf2): Likewise.
3748 (avx_rsqrtv8sf2): Likewise.
3749 (*avx_vmrsqrtv4sf2): Likewise.
3750 (<code><mode>3): Likewise.
3751 (*avx_<code><mode>3_finite): Likewise.
3752 (*avx_<code><mode>3): Likewise.
3753 (*avx_vm<code><mode>3): Likewise.
3754 (*avx_ieee_smin<mode>3): Likewise.
3755 (*avx_ieee_smax<mode>3): Likewise.
3756 (avx_addsubv8sf3): Likewise.
3757 (avx_addsubv4df3): Likewise.
3758 (*avx_addsubv4sf3): Likewise.
3759 (*avx_addsubv2df3): Likewise.
3760 (avx_h<plusminus_insn>v4df3): Likewise.
3761 (avx_h<plusminus_insn>v8sf3): Likewise.
3762 (*avx_h<plusminus_insn>v4sf3): Likewise.
3763 (*avx_h<plusminus_insn>v2df3): Likewise.
3764 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
3765 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
3766 (*avx_maskcmp<mode>3): Likewise.
3767 (avx_nand<mode>3): Likewise.
3768 (*avx_<code><mode>3): Likewise.
3769 (*avx_nand<mode>3): Likewise.
3770 (*avx_<code><mode>3): Likewise.
3771 (*avx_cvtsi2ss): Likewise.
3772 (*avx_cvtsi2ssq): Likewise.
3773 (*avx_cvtsi2sd): Likewise.
3774 (*avx_cvtsi2sdq): Likewise.
3775 (*avx_cvtsd2ss): Likewise.
3776 (avx_cvtss2sd): Likewise.
3777 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
3778 (avx_cvtps2dq<avxmodesuffix>): Likewise.
3779 (avx_cvttps2dq<avxmodesuffix>): Likewise.
3780 (*avx_cvtsi2sd): Likewise.
3781 (*avx_cvtsi2sdq): Likewise.
3782 (avx_cvtdq2pd256): Likewise.
3783 (avx_cvtpd2dq256): Likewise.
3784 (avx_cvttpd2dq256): Likewise.
3785 (*avx_cvtsd2ss): Likewise.
3786 (*avx_cvtss2sd): Likewise.
3787 (avx_cvtpd2ps256): Likewise.
3788 (avx_cvtps2pd256): Likewise.
3789 (*avx_movhlps): Likewise.
3790 (*avx_movlhps): Likewise.
3791 (avx_unpckhps256): Likewise.
3792 (*avx_unpckhps): Likewise.
3793 (avx_unpcklps256): Likewise.
3794 (*avx_unpcklps): Likewise.
3795 (avx_movshdup256): Likewise.
3796 (avx_movsldup256): Likewise.
3797 (avx_shufps256): Likewise.
3798 (avx_shufps256_1): Likewise.
3799 (*avx_shufps_<mode>): Likewise.
3800 (*avx_loadhps): Likewise.
3801 (*avx_storelps): Likewise.
3802 (*avx_loadlps): Likewise.
3803 (*avx_movss): Likewise.
3804 (*vec_dupv4sf_avx): Likewise.
3805 (*vec_concatv2sf_avx): Likewise.
3806 (*vec_concatv4sf_avx): Likewise.
3807 (*vec_setv4sf_0_avx): Likewise.
3808 (*vec_setv4sf_avx): Likewise.
3809 (*avx_insertps): Likewise.
3810 (avx_vextractf128<mode>): Likewise.
3811 (vec_extract_lo_<mode>): Likewise.
3812 (vec_extract_hi_<mode>): Likewise.
3813 (vec_extract_lo_<mode>): Likewise.
3814 (vec_extract_hi_<mode>): Likewise.
3815 (vec_extract_lo_v16hi): Likewise.
3816 (vec_extract_hi_v16hi): Likewise.
3817 (vec_extract_lo_v32qi): Likewise.
3818 (vec_extract_hi_v32qi): Likewise.
3819 (avx_unpckhpd256): Likewise.
3820 (*avx_unpckhpd): Likewise.
3821 (avx_movddup256): Likewise.
3822 (*avx_movddup): Likewise.
3823 (avx_unpcklpd256): Likewise.
3824 (*avx_unpcklpd): Likewise.
3825 (avx_shufpd256): Likewise.
3826 (avx_shufpd256_1): Likewise.
3827 (*avx_punpckhqdq): Likewise.
3828 (*avx_punpcklqdq): Likewise.
3829 (*avx_shufpd_<mode>): Likewise.
3830 (*avx_storehpd): Likewise.
3831 (*avx_loadhpd): Likewise.
3832 (*avx_loadlpd): Likewise.
3833 (*avx_movsd): Likewise.
3834 (*vec_concatv2df_avx): Likewise.
3835 (*avx_<plusminus_insn><mode>3): Likewise.
3836 (*avx_<plusminus_insn><mode>3): Likewise.
3837 (*avx_mulv8hi3): Likewise.
3838 (*avxv8hi3_highpart): Likewise.
3839 (*avx_umulv8hi3_highpart): Likewise.
3840 (*avx_umulv2siv2di3): Likewise.
3841 (*avx_mulv2siv2di3): Likewise.
3842 (*avx_pmaddwd): Likewise.
3843 (*avx_mulv4si3): Likewise.
3844 (*avx_ashr<mode>3): Likewise.
3845 (*avx_lshr<mode>3): Likewise.
3846 (*avx_ashl<mode>3): Likewise.
3847 (*avx_<code><mode>3): Likewise.
3848 (*avx_eq<mode>3): Likewise.
3849 (*avx_gt<mode>3): Likewise.
3850 (*avx_nand<mode>3): Likewise.
3851 (*avx_nand<mode>3): Likewise.
3852 (*avx_<code><mode>3): Likewise.
3853 (*avx_<code><mode>3): Likewise.
3854 (*avx_packsswb): Likewise.
3855 (*avx_packssdw): Likewise.
3856 (*avx_packuswb): Likewise.
3857 (*avx_punpckhbw): Likewise.
3858 (*avx_punpcklbw): Likewise.
3859 (*avx_punpckhwd): Likewise.
3860 (*avx_punpcklwd): Likewise.
3861 (*avx_punpckhdq): Likewise.
3862 (*avx_punpckldq): Likewise.
3863 (*avx_pinsr<avxmodesuffixs>): Likewise.
3864 (*avx_pinsrq): Likewise.
3865 (*avx_loadld): Likewise.
3866 (*vec_extractv2di_1_rex64_avx): Likewise.
3867 (*vec_extractv2di_1_avx): Likewise.
3868 (*vec_dupv2di_avx): Likewise.
3869 (*vec_concatv2si_avx): Likewise.
3870 (*vec_concatv4si_1_avx): Likewise.
3871 (*vec_concatv2di_avx): Likewise.
3872 (*vec_concatv2di_rex64_avx): Likewise.
3873 (*avx_uavgv16qi3): Likewise.
3874 (*avx_uavgv8hi3): Likewise.
3875 (*avx_psadbw): Likewise.
3876 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
3877 (*avx_phaddwv8hi3): Likewise.
3878 (*avx_phadddv4si3): Likewise.
3879 (*avx_phaddswv8hi3): Likewise.
3880 (*avx_phsubwv8hi3): Likewise.
3881 (*avx_phsubdv4si3): Likewise.
3882 (*avx_phsubswv8hi3): Likewise.
3883 (*avx_pmaddubsw128): Likewise.
3884 (*avx_pmulhrswv8hi3): Likewise.
3885 (*avx_pshufbv16qi3): Likewise.
3886 (*avx_psign<mode>3): Likewise.
3887 (*avx_palignrti): Likewise.
3888 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3889 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3890 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3891 (*avx_mpsadbw): Likewise.
3892 (*avx_packusdw): Likewise.
3893 (*avx_pblendvb): Likewise.
3894 (*avx_pblendw): Likewise.
3895 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3896 (avx_ptest256): Likewise.
3897 (avx_roundp<avxmodesuffixf2c>256): Likewise.
3898 (*avx_rounds<ssemodesuffixf2c>): Likewise.
3899 (*avx_aesenc): Likewise.
3900 (*avx_aesenclast): Likewise.
3901 (*avx_aesdec): Likewise.
3902 (*avx_aesdeclast): Likewise.
3903 (avx_vzeroupper): Likewise.
3904 (avx_vzeroupper_rex64): Likewise.
3905 (avx_vpermil<mode>): Likewise.
3906 (avx_vpermilvar<mode>3): Likewise.
3907 (avx_vpermil2<mode>3): Likewise.
3908 (avx_vperm2f128<mode>3): Likewise.
3909 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3910 (avx_vbroadcastss256): Likewise.
3911 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
3912 (avx_vinsertf128<mode>): Likewise.
3913 (vec_set_lo_<mode>): Likewise.
3914 (vec_set_hi_<mode>): Likewise.
3915 (vec_set_lo_<mode>): Likewise.
3916 (vec_set_hi_<mode>): Likewise.
3917 (vec_set_lo_v16hi): Likewise.
3918 (vec_set_hi_v16hi): Likewise.
3919 (vec_set_lo_v32qi): Likewise.
3920 (vec_set_hi_v32qi): Likewise.
3921 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3922 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3923 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
3924 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
3925 (vec_init<mode>): Likewise.
3926 (*vec_concat<mode>_avx): Likewise.
3927 (blendbits): Support V8SF and V4DF.
3928 (sse2_movq128): Support AVX.
3929 (<sse>_movnt<mode>): Likewise.
3930 (sse2_movntv2di): Likewise.
3931 (sse_rcpv4sf2): Likewise.
3932 (sse_sqrtv4sf2): Likewise.
3933 (sse_rsqrtv4sf2): Likewise.
3934 (<sse>_comi): Likewise.
3935 (<sse>_ucomi): Likewise.
3936 (sse_cvtss2si): Likewise.
3937 (sse_cvtss2si_2): Likewise.
3938 (sse_cvtss2siq): Likewise.
3939 (sse_cvtss2siq_2): Likewise.
3940 (sse_cvttss2si): Likewise.
3941 (sse_cvttss2siq): Likewise.
3942 (sse2_cvtsd2si): Likewise.
3943 (sse2_cvtsd2si_2): Likewise.
3944 (sse2_cvtsd2siq): Likewise.
3945 (sse2_cvtsd2siq_2): Likewise.
3946 (sse2_cvttsd2si): Likewise.
3947 (sse2_cvttsd2siq): Likewise.
3948 (sse2_cvtdq2pd): Likewise.
3949 (*sse2_cvtpd2dq): Likewise.
3950 (*sse2_cvttpd2dq): Likewise.
3951 (*sse2_cvtpd2ps): Likewise.
3952 (sse2_cvtps2pd): Likewise.
3953 (sse3_movshdup): Likewise.
3954 (sse3_movsldup): Likewise.
3955 (sse_storehps): Likewise.
3956 (*sse4_1_extractps): Likewise.
3957 (sse2_storelpd): Likewise.
3958 (vec_dupv2df_sse3): Likewise.
3959 (*vec_concatv2df_sse3): Likewise.
3960 (*sse4_1_pextrb): Likewise.
3961 (*sse4_1_pextrb_memory): Likewise.
3962 (*sse2_pextrw): Likewise.
3963 (*sse4_1_pextrw_memory): Likewise.
3964 (*sse4_1_pextrd): Likewise.
3965 (*sse4_1_pextrq): Likewise.
3966 (sse2_pshufd_1): Likewise.
3967 (sse2_pshuflw_1): Likewise.
3968 (sse2_pshufhw_1): Likewise.
3969 (*sse2_storeq_rex64): Likewise.
3970 (*vec_dupv4si): Likewise.
3971 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
3972 (sse2_pmovmskb): Likewise.
3973 (*sse2_maskmovdqu): Likewise.
3974 (*sse2_maskmovdqu_rex64): Likewise.
3975 (sse_ldmxcsr): Likewise.
3976 (sse_stmxcsr): Likewise.
3977 (abs<mode>2): Likewise.
3978 (sse4_1_movntdqa): Likewise.
3979 (sse4_1_phminposuw): Likewise.
3980 (sse4_1_extendv8qiv8hi2): Likewise.
3981 (*sse4_1_extendv8qiv8hi2): Likewise.
3982 (sse4_1_extendv4qiv4si2): Likewise.
3983 (*sse4_1_extendv4qiv4si2): Likewise.
3984 (sse4_1_extendv2qiv2di2): Likewise.
3985 (*sse4_1_extendv2qiv2di2): Likewise.
3986 (sse4_1_extendv4hiv4si2): Likewise.
3987 (*sse4_1_extendv4hiv4si2): Likewise.
3988 (sse4_1_extendv2hiv2di2): Likewise.
3989 (*sse4_1_extendv2hiv2di2): Likewise.
3990 (sse4_1_extendv2siv2di2): Likewise.
3991 (*sse4_1_extendv2siv2di2): Likewise.
3992 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3993 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3994 (sse4_1_zero_extendv4qiv4si2): Likewise.
3995 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3996 (sse4_1_zero_extendv2qiv2di2): Likewise.
3997 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3998 (sse4_1_zero_extendv4hiv4si2): Likewise.
3999 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4000 (sse4_1_zero_extendv2hiv2di2): Likewise.
4001 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4002 (sse4_1_zero_extendv2siv2di2): Likewise.
4003 (*sse4_1_zero_extendv2siv2di2): Likewise.
4004 (sse4_1_ptest): Likewise.
4005 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4006 (sse4_2_pcmpestri): Likewise.
4007 (sse4_2_pcmpestrm): Likewise.
4008 (sse4_2_pcmpistri): Likewise.
4009 (sse4_2_pcmpistrm): Likewise.
4011 (aeskeygenassist): Likewise.
4013 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4015 * config/i386/predicates.md (vzeroall_operation): New.
4017 * config/i386/sse.md (avx_vzeroall): New.
4018 (*avx_vzeroall): Likewise.
4020 2008-08-28 Paul Brook <paul@codesourcery.com>
4021 Mark Shinwell <shinwell@codesourcery.com>
4022 Richard Earnshaw <richard.earnshaw@arm.com>
4024 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4025 (TARGET_MIN_ANCHOR_OFFSET): New.
4026 (arm_override_options): Set correct anchor ranges for Thumb-1
4027 and Thumb-2 if required.
4028 (legitimize_pic_address): Handle case involving a TLS symbol
4029 reference with an addend.
4030 (arm_optimization_options): Enable section anchors at -O1 and
4032 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4033 * config/arm/arm-protos.h (arm_optimization_options): New.
4035 2008-08-28 Nick Clifton <nickc@redhat.com>
4037 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4038 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4041 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4042 * config/v850/v850.md (return): Remove frame size restriction.
4044 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4046 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4048 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4050 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4052 2008-08-28 Paul Brook <paul@codesourcery.com>
4054 * config/arm/vfp11.md: Update license notice.
4055 * config/arm/cortex-r4.md: Ditto.
4057 2008-08-28 Richard Guenther <rguenther@suse.de>
4059 PR tree-optimization/37207
4060 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4063 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4066 * tree.c (int_fits_type_p): Don't forget unsigned integers
4067 of type sizetype which higher end word equals -1.
4069 2008-08-28 Ira Rosen <irar@il.ibm.com>
4071 * target.h (struct vectorize): Add new target builtin.
4072 * tree-vectorizer.c (destroy_loop_vec_info): Call
4073 vect_free_slp_instance instead of vect_free_slp_node.
4074 * tree-vectorizer.h (enum slp_load_perm_type): New.
4075 (struct _slp_instance): Add new fields.
4076 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4077 (SLP_INSTANCE_LOADS): New.
4078 (vect_free_slp_tree): Remove.
4079 (vect_free_slp_instance): Declare.
4080 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4081 (vectorizable_load): Add argument.
4082 (vect_transform_slp_perm_load): New.
4083 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4085 (vect_get_place_in_interleaving_chain): New function.
4086 (vect_free_slp_tree): Make static.
4087 (vect_free_slp_instance): New function.
4088 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4089 collect the load location in the interleaving chain.
4090 (vect_supported_slp_permutation_p): New function.
4091 (vect_supported_load_permutation_p): Likewise.
4092 (vect_analyze_slp_instance): In case of loads permutation, call
4093 vect_supported_load_permutation_p to check that the permutation is
4095 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4096 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4097 (vect_create_mask_and_perm): New function.
4098 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4099 (vectorizable_load): Add an argument. Don't keep the created vectors
4100 statements in the node if permutation is required. Call
4101 vect_transform_slp_perm_load to generate the permutation.
4102 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4103 additional argument.
4104 (vect_schedule_slp_instance): In case of loads permutation, allocate
4105 vectorized statements structure for all the related SLP nodes. Call
4106 vect_transform_stmt with addditional argument.
4107 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4108 * config/spu/spu.c (spu_builtin_vec_perm): New.
4109 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4110 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4111 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4112 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4114 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4116 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4117 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4118 __gthread_cond_signal, __gthread_cond_timedwait,
4119 __gthread_cond_timedwait_recursive): New functions.
4120 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4122 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4125 2008-08-28 Richard Guenther <rguenther@suse.de>
4128 * fold-const.c (maybe_canonicalize_comparison_1): Require
4129 undefined overflow only for canonicalizing A +- CST cmp CST.
4130 Make sure to not generate new constants that are not inside
4131 their TYPE_MIN/MAX_VALUE range.
4132 (maybe_canonicalize_comparison): Remove undefined overflow
4134 (fold_binary): Remove now duplicate folding.
4136 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4138 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4139 use not updated in the last change.
4141 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4143 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4144 (IRA_COVER_CLASSES): Add FPUL_REGS.
4146 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4149 * c-common.c (conversion_warning): Check for null operands.
4151 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4154 * c-decl.c (check_for_loop_decls): Improve error message. Give
4157 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4160 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4161 (convert_for_assignment): Pass corrent OPT_W* parameter to
4162 WARN_FOR_ASSIGNMENT.
4164 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4167 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4169 2008-08-27 Paul Brook <paul@codesourcery.com>
4171 * config.gcc: Loosen checks for arm uclinux eabi targets.
4173 2008-08-27 Paul Brook <paul@codesourcery.com>
4175 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4177 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4179 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4181 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
4182 the enumerators of an ENUMERAL_TYPE.
4183 * dbxout.c (dbxout_type): Ditto.
4185 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
4188 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
4189 (fwprop_addr): Check that the loop_father is not the outer loop.
4191 2008-08-26 Paul Brook <paul@codesourcery.com>
4193 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
4194 Remove documentation entry for fmul type.
4195 Use fmuls to annotate single-precision multiplication patterns,
4196 fmuld to annotate double-precision multiplication patterns,
4197 fmacs to annotate single-precision multiply-accumulate patterns
4198 and fmacd to annotate double-precision multiply-accumulate patterns.
4199 * config/arm/vfp11.md: Update reservations accordingly.
4200 * config/arm/arm.md: Note that certain values of the "type"
4201 attribute are documented in vfp.md.
4202 * config/arm/arm1020e.md: Remove out of date duplicate comment.
4203 (v10_cvt): Use new fmul types.
4205 2008-08-26 Paul Brook <paul@codesourcery.com>
4207 * config/arm/vfp.md: Move pipeline description for VFP11 to...
4208 * config/arm/vfp11.md: ...here. New.
4209 * config/arm/arm.md: Include vfp11.md.
4211 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
4213 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
4214 parameter to inform call.
4216 2008-08-26 Jeff Law <law@redhat.com>
4218 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
4219 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
4220 preferred class when copying a constant into a partial word register.
4222 2008-08-26 Ben Elliston <bje@au.ibm.com>
4224 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
4225 * cp/typeck.c: Likewise.
4226 * cp/tree.c: Likewise.
4227 * gimple-low.c: Likewise.
4230 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
4232 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
4233 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
4235 * doc/passes.texi: Describe IRA.
4237 * doc/tm.texi (IRA_COVER_CLASSES,
4238 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
4240 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
4241 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
4242 -fira-propagate-cost, -fno-ira-share-save-slots,
4243 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
4245 * flags.h (ira_algorithm): New enumeration.
4246 (flag_ira_algorithm, flag_ira_verbose): New external variable
4249 * postreload.c (gate_handle_postreload): Don't do post reload
4250 optimizations unless the reload is completed.
4252 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
4255 * tree-pass.h (pass_ira): New external variable declaration.
4257 * reload.h: Add 2008 to the Copyright.
4259 * cfgloopanal.c: Include params.h.
4260 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
4263 * params.h (IRA_MAX_LOOPS_NUM): New macro.
4265 * toplev.c (ira.h): New include.
4266 (flag_ira_algorithm, flag_ira_verbose): New external variables.
4267 (backend_init_target): Call ira_init.
4268 (backend_init): Call ira_init_once.
4269 (finalize): Call finish_ira_once.
4271 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
4272 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
4275 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
4276 may_move_out_cost): New external variable declarations.
4277 (move_table): New typedef.
4279 * caller-save.c: Include headers output.h and ira.h.
4280 (no_caller_save_reg_set): New global variable.
4281 (save_slots_num, save_slots): New variables.
4282 (reg_save_code, reg_restore_code, add_stored_regs): Add
4284 (init_caller_save): Set up no_caller_save_reg_set.
4285 (init_save_areas): Reset save_slots_num.
4286 (saved_hard_reg): New structure.
4287 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
4288 (initiate_saved_hard_regs, new_saved_hard_reg,
4289 finish_saved_hard_regs, saved_hard_reg_compare_func): New
4291 (setup_save_areas): Add code for sharing stack slots.
4292 (all_blocks): New variable.
4293 (save_call_clobbered_regs): Process pseudo-register too.
4294 (mark_set_regs): Process pseudo-register too.
4295 (insert_one_insn): Put the insn after bb note in a empty basic
4296 block. Add insn check.
4298 * global.c (eliminable_regset): Make it external.
4299 (mark_elimination): Use DF_LR_IN for IRA.
4300 (pseudo_for_reload_consideration_p): New.
4301 (build_insn_chain): Make it external. Don't ignore spilled
4302 pseudos for IRA. Use pseudo_for_reload_consideration_p.
4303 (gate_handle_global_alloc): New function.
4304 (pass_global_alloc): Add the gate function.
4306 * opts.c (decode_options): Set up flag_ira. Print the warning for
4308 (common_handle_option): Process -fira-algorithm and -fira-verbose.
4310 * timevar.def (TV_IRA, TV_RELOAD): New passes.
4312 * regmove.c (regmove_optimize): Don't do replacement of output for
4315 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
4316 New external variable declarations.
4318 * local-alloc.c (update_equiv_regs): Make it external. Return
4319 true if jump label rebuilding should be done. Rescan new_insn for
4321 (gate_handle_local_alloc): New function.
4322 (pass_local_alloc): Add the gate function.
4324 * alias.c (value_addr_p, stack_addr_p): New functions.
4325 (nonoverlapping_memrefs_p): Use them for IRA.
4327 * common.opt (fira, fira-algorithm, fira-coalesce,
4328 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
4329 fira-verbose): New options.
4331 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
4332 move_cost, may_move_in_cost, may_move_out_cost): Make the
4334 (move_table): Remove typedef.
4335 (init_move_cost): Make it external.
4336 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
4339 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
4340 setup_reg_classes): New function prototypes.
4341 (eliminable_regset): New external variable declaration.
4342 (build_insn_chain, update_equiv_regs): New function prototypes.
4344 * Makefile.in (IRA_INT_H): New definition.
4345 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
4346 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
4347 (reload1.o, toplev.o): Add dependence on ira.h.
4348 (cfgloopanal.o): Add PARAMS_H.
4349 (caller-save.o): Add dependence on output.h and ira.h.
4350 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
4351 ira-emit.o, ira-lives.o): New entries.
4353 * passes.c (pass_ira): New pass.
4355 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
4357 * reload1.c (ira.h): Include the header.
4358 (changed_allocation_pseudos): New bitmap.
4359 (init_reload): Initiate the bitmap.
4360 (compute_use_by_pseudos): Permits spilled registers in FROM.
4361 (temp_pseudo_reg_arr): New variable.
4362 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
4363 IRA. Call alter_reg with the additional parameter. Don't clear
4364 spilled_pseudos for IRA. Restore original insn chain for IRA.
4365 Clear changed_allocation_pseudos at the end of reload.
4366 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
4367 (hard_regno_to_pseudo_regno): New variable.
4368 (count_pseudo): Check spilled pseudos. Set up
4369 hard_regno_to_pseudo_regno.
4370 (count_spilled_pseudo): Check spilled pseudos. Update
4371 hard_regno_to_pseudo_regno.
4372 (find_reg): Use better_spill_reload_regno_p. Check
4373 hard_regno_to_pseudo_regno.
4374 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
4376 (eliminate_regs_1): Use additional parameter for alter_reg.
4377 (finish_spills): Set up pseudo_previous_regs only for spilled
4378 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
4379 more arguments. Don't clear live_throughout and dead_or_set for
4380 spilled pseudos. Use additional parameter for alter_reg. Call
4381 mark_allocation_change. Set up changed_allocation_pseudos.
4382 Remove sanity check.
4383 (emit_input_reload_insns, delete_output_reload): Use additional
4384 parameter for alter_reg. Call mark_allocation_change.
4385 (substitute, gen_reload_chain_without_interm_reg_p): New
4387 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
4389 * testsuite/gcc.dg/20080410-1.c: New file.
4391 * config/s390/s390.h (IRA_COVER_CLASSES,
4392 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
4394 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
4396 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
4398 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
4400 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
4402 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
4404 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
4406 2008-08-24 Jeff Law <law@redhat.com>
4407 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
4408 when ignoring unavailable registers.
4410 2008-08-24 Jeff Law <law@redhat.com>
4411 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
4412 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
4413 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
4414 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
4416 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
4417 * ira-build.c (allocno_range_compare_func): Stabilize sort.
4419 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
4420 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
4421 * reload1.c (find_reg): Process registers in register allocation order.
4423 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4424 * toplev.c (backend_init_target): Move ira_init call from
4426 (lang_dependent_init_target): ...to here.
4428 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4429 * ira.c (setup_class_subset_and_memory_move_costs): Don't
4430 calculate memory move costs for NO_REGS.
4432 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
4433 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
4434 STACK_REGS is defined.
4436 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4437 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
4439 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
4440 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
4442 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
4443 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
4444 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
4447 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
4448 Dorit Nuzman <dorit@il.ibm.com>
4450 * gcc/config/spu/spu.md (vec_extract_evenv4si,
4451 vec_extract_evenv4sf, vec_extract_evenv8hi,
4452 vec_extract_evenv16qi, vec_extract_oddv4si,
4453 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
4454 vec_interleave_highv4sf, vec_interleave_lowv4sf,
4455 vec_interleave_highv4si, vec_interleave_lowv4si,
4456 vec_interleave_highv8hi, vec_interleave_lowv8hi,
4457 vec_interleave_highv16qi, vec_interleave_lowv16qi,
4458 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
4460 2008-08-25 Janis Johnson <janis187@us.ibm.com>
4463 * config/rs6000/rs6000.c (optimization_options): Don't default to
4464 section anchors without toplevel reorder.
4466 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4468 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
4469 (mfc_end_critical_section): Likewise.
4471 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4473 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
4474 all type qualifiers from element type to vector type.
4476 2008-08-25 David Daney <ddaney@avtrex.com>
4478 * config/mips/mips.md (immediate_insn): Move up in file, fix
4479 comment typo, reformat.
4480 (fetchop_bit, atomic_hiqi_op memory_barrier,
4481 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
4482 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
4483 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
4484 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
4485 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
4486 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
4487 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
4488 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
4489 sync_old_nand<mode>, sync_new_nand<mode>,
4490 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
4491 test_and_set_12): Moved to sync.md.
4493 * config/mips/sync.md: New file.
4495 2008-08-25 Richard Henderson <rth@redhat.com>
4497 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
4498 (regsave): Likewise.
4499 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
4500 (output_cfi_directive): Likewise.
4501 (div_data_align): New.
4502 (output_cfi): Use it.
4504 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
4506 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
4507 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
4508 (TARGET_OCTEON): New macro.
4509 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
4510 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
4511 (ISA_HAS_POP): New macro.
4512 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4514 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4516 * config/mips/mips.md (cpu): Add octeon.
4517 (type): Add pop attribute value.
4518 (popcount<mode>2): New pattern.
4519 * doc/invoke.texi (-march=@var{arch}): Add octeon.
4521 2008-08-24 Jan Hubicka <jh@suse.cz>
4523 * doc/invoke.texi (-fipa-cp-clone): New option.
4524 (-fipa-cp): Update docs.
4525 (--param ipcp-unit-growth):New.
4526 * ipa-cp.c: Include fibheap.h, params.h
4527 (ipcp_initialize_node_lattices): When not cloning, all externally
4528 visible functions are bottom.
4529 (ipcp_need_redirect_p): Accept clones.
4530 (ipcp_insert_stage): Use cost driven heuristics.
4531 (max_count, dead_nodes): New static vars.
4532 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
4533 ipcp_const_param_count): New functions.
4534 * common.opt (ipa-cp-clone): New command line option.
4535 * params.def (ipcp-unit-growth): New.
4537 2008-08-24 Jan Hubicka <jh@suse.cz>
4539 * tree-inline.c (tree_function_versioning): Look harder
4540 for referenced vars.
4542 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
4544 PR tree-optimization/37185
4545 * matrix-reorg.c (transform_access_sites): Update changed stmt.
4547 2008-08-23 Jan Hubicka <jh@suse.cz>
4549 * ipa-cp.c (ipcp_analyze_node): New function.
4550 (ipcp_update_cloned_node): Use it.
4551 (ipcp_init_stage): Likewise.
4552 * ipa-inline.c (function_insertion_hook_holder): New static var.
4553 (analyze_function): Break out from ....
4554 (inline_generate_summary): Here; register insertion hook.
4555 (cgraph_decide_inlining): Remove hook.
4556 (add_new_function): New function.
4558 2008-08-23 Jan Hubicka <jh@suse.cz>
4560 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
4562 2008-08-23 Jan Hubicka <jh@suse.cz>
4564 * ipa-cp.c (constant_val_insert): Remove.
4565 (ipcp_propagate_one_const): Remove.
4566 (ipcp_create_replace_map): Always insert replacements to the map.
4567 (ipcp_insert_stage): Do not try to insert statements by hand.
4568 * tree-inline.c (insert_init_stmt): Break out from ...
4569 (setup_one_parameter): ... here; allow NULL BB pointer.
4570 (tree_function_versioning): Use setup_one_parameter to process
4573 2008-08-23 Jan Hubicka <jh@suse.cz>
4575 * tree.c (decl_address_ip_invariant_p): New function.
4576 * tree.h (decl_address_ip_invariant_p): Declare.
4577 * gimple.c (strip_invariant_refs): Break out from ...
4578 (is_gimple_invariant_address): ... here
4579 (is_gimple_ip_invariant_address): New function.
4580 (is_gimple_ip_invariant): New function.
4581 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
4584 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
4585 (ipcp_lat_is_insertable): All constants are insertable.
4586 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
4587 IPA_CONST_VALUE_REF.
4588 (ipcp_initialize_node_lattices): Propagate all types of operands.
4589 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
4590 (ipcp_create_replace_map): Reformat.
4591 (ipcp_need_redirect_p): Simplify.
4592 (ipcp_insert_stage): Check that argument is used before clonning.
4593 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
4595 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
4596 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
4597 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
4598 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
4599 (jump_func_type): Remove IPA_CONST_VALUE_REF.
4600 * tree-inline.c (tree_function_versioning): Add variables referenced
4603 2008-08-23 Jan Hubicka <jh@suse.cz>
4606 * i386.c (standard_80387_constant_p): Use optimize_size.
4608 2008-08-23 Ira Rosen <irar@il.ibm.com>
4610 PR tree-optimization/37161
4611 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
4612 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
4613 (vect_determine_vectorization_factor): Move the scalar type
4614 retrieval to vect_get_smallest_scalar_type.
4615 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
4616 scalar type. Remove redundant computation.
4617 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
4618 (vect_get_slp_defs): Take the type of RHS into account if
4619 necessary by calling vect_get_smallest_scalar_type. Call
4620 vect_get_constant_vectors with additional argument.
4622 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4625 * doc/invoke.texi (Wwrite-strings): Clarify description.
4627 2008-08-23 Ira Rosen <irar@il.ibm.com>
4629 PR tree-optimization/37174
4630 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
4631 def stmt is a part of the loop before accessing its stmt_vec_info.
4633 2008-08-22 Anatoly Sokolov <aesok@post.ru>
4636 * config/avr/avr.md (UNSPEC_SWAP): New constants.
4637 (*swap): New insn pattern.
4638 (*ashlqi3): Rename from ashlqi3 insn pattern.
4639 (ashlqi3): New expanders.
4640 (*lshrqi3): Rename from lshrqi3 insn pattern.
4641 (lshrqi3): New expanders.
4642 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
4643 lshrqi3_const5, lshrqi3_const6): New splitters.
4644 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
4645 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
4648 2008-08-22 Richard Guenther <rguenther@suse.de>
4650 PR tree-optimization/37078
4651 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
4652 [+INF, +INF] ranges.
4654 2008-08-22 Richard Guenther <rguenther@suse.de>
4656 PR tree-optimization/37143
4657 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
4658 a conversion statement instead of a copy.
4660 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
4663 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
4664 CCCmode, CCOmode and CCSmode destination modes.
4667 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
4668 from different units in a single alternative.
4669 (*vec_extractv2sf_1): Ditto.
4670 (*vec_extractv2si_0): Ditto.
4671 (*vec_extractv2si_1): Ditto.
4672 * config/i386/sse.md (sse2_storehpd): Ditto.
4673 (sse2_storelpd): Ditto.
4674 (sse2_loadhpd): Ditto.
4675 (sse2_loadlpd): Ditto.
4678 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
4679 (popcountsi2): Ditto.
4680 (clzdi2_abm): Ditto.
4681 (popcountdi2): Ditto.
4682 (clzhi2_abm): Ditto.
4683 (popcounthi2): Ditto.
4685 2008-08-22 Richard Guenther <rguenther@suse.de>
4689 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
4690 if the multiplication does not overflow.
4692 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
4694 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
4696 2008-08-21 Richard Henderson <rth@redhat.com>
4698 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
4699 spurrious comma from test.
4700 * configure: Rebuild.
4702 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4705 * builtins.c (fold_builtin_next_arg): Add warning about undefined
4708 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
4710 * c-tree.h (grokfield): New argument.
4711 * c-decl.c (grokfield): Handle new location argument.
4712 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
4714 2008-08-21 Richard Guenther <rguenther@suse.de>
4716 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
4718 2008-08-21 Jan Hubicka <jh@suse.cz>
4720 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
4721 (cgraph_add_function_insertion_hook,
4722 cgraph_remove_function_insertion_hook,
4723 cgraph_call_function_insertion_hooks): New functions.
4724 * cgraph.h (cgraph_add_function_insertion_hook,
4725 cgraph_remove_function_insertion_hook,
4726 cgraph_call_function_insertion_hooks): Declare.
4727 * ipa-reference.c (function_insertion_hook_holder): New variable.
4728 (check_operand, look_for_address_of): When checking late, do not care
4729 about module bitmaps.
4730 (add_new_function): New function.
4731 (generate_summary): Register hooks; zero module bitmaps.
4732 (propagate): Unregister hooks.
4733 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
4734 (add_new_function): New function.
4735 (generate_summary): Register hook.
4736 (propagate): Remove hook.
4738 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
4740 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
4741 * ipa-cp.c (ipcp_update_cloned_node): New function.
4742 (build_const_val): Handle functions correctly; bring type logic
4743 into sync with tree-inline.c
4744 (ipcp_init_stage): Take care of computing stuff needed by
4745 indirect inlining; update clones.
4746 (ipcp_generate_summary): Break out of ipcp_driver.
4747 (ipcp_driver): Do only execution and transformation.
4748 (pass_ipa_cp): Make IPA_PASS.
4749 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
4751 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
4752 ipcp, some info is already available.
4753 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
4754 * tree-inline.c (remap_ssa_name): Unshare expression.
4756 2008-08-21 Richard Guenther <rguenther@suse.de>
4758 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
4759 a PHI ask VN if it is already available.
4760 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
4761 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
4763 2008-08-21 Richard Guenther <rguenther@suse.de>
4766 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
4767 makes sure to produce a result of the correct type.
4769 2008-08-21 Jan Hubicka <jh@suse.cz>
4770 Backport from LTO branch:
4772 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4773 Jan Hubicka <jh@suse.cz>
4776 (init_state, finish_state, set_function_state, generate_summary):
4778 (scan_stmt): Renamed from scan_function. Changed to keep state in
4779 local static vars rather than cgraph aux field.
4780 (propagate): Renamed from static_execute. Changed to keep state in
4781 local static vars rather than cgraph aux field.
4782 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
4783 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
4785 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4787 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
4788 * ipa-reference.c (init_function_info, generate_summary,
4789 propagate): New functions.
4790 (analyze_function): Call init_function_info.
4791 (static_execute): Stripped into generate_summary and propagate.
4792 (pass_ipa_reference): Made into ipa_opt_pass.
4794 2008-08-21 Richard Guenther <rguenther@suse.de>
4796 PR tree-optimization/37181
4797 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
4799 (extract_range_from_unary_expr): Likewise.
4801 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4803 * diagnostic.c (pedwarn_at): Rename as pedwarn.
4805 * toplev.h (pedwarn_at): Likewise.
4806 * builtins.c: Update all calls to pedwarn.
4807 * c-lex.c: Likewise.
4808 * toplev.c: Likewise.
4809 * c-tree.h: Likewise.
4810 * c-decl.c: Likewise.
4811 * c-errors.c: Likewise.
4812 * c-typeck.c: Likewise.
4813 * c-common.c: Likewise.
4814 * c-parser.c: Likewise.
4816 2008-08-20 Joseph Myers <joseph@codesourcery.com>
4819 * config/sparc/sparc.c (function_arg_slotno): Handle structure
4820 with MODE_VECTOR_INT mode.
4822 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4825 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
4826 initialized outside the current module.
4827 (warn_uninitialized_var): Ignore left-hand side when walking the
4828 trees. Ignore address expressions. Examine VUSE operands in gimple
4829 statements with a variable declaration on the right-hand side.
4831 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
4834 * rtlanal.c (subreg_offset_representable_p): Revert last change.
4836 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4839 * c-common.c (conversion_warning): Do not warn if applying bit-and
4840 operator to unsigned constant that fits in the target type.
4842 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4845 * c-common.c (conversion_warning): Do not warn for artificial
4848 2008-08-20 Richard Guenther <rguenther@suse.de>
4850 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
4851 (extract_range_from_binary_expr): Fall back to constant propagation.
4852 (extract_range_from_unary_expr): Likewise.
4854 2008-08-20 Richard Guenther <rguenther@suse.de>
4856 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
4857 with TREE_THIS_VOLATILE on shared nodes.
4858 (fold_stmt_r): Likewise.
4860 2008-08-20 Jakub Jelinek <jakub@redhat.com>
4863 * c-parser.c (c_parser_attributes): For keywords use canonical
4864 spelling for attr_name.
4866 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4868 * value-prof.c (check_counter): Revert wrong call to error.
4870 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4872 * profile.c: Update calls to inform.
4873 * value-prof.c: Update calls to inform.
4875 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4877 * diagnostic.c (inform): Add an explicit location_t parameter.
4878 * toplev.h (inform): Update declaration.
4879 * builtins.c: Update all calls to inform.
4880 * c-common.c: Likewise.
4881 * c-decl.c: Likewise.
4882 * c-opts.c: Likewise.
4883 * c-pch.c: Likewise.
4884 * c-pragma.c: Likewise.
4885 * c-typeck.c: Likewise.
4886 * coverage.c: Likewise.
4888 * toplev.c: Likewise.
4889 * tree-cfg.c: Likewise.
4890 * tree-ssa.c: Likewise.
4892 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
4895 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
4896 V2DI mode, for SSE4.1, use movq instead of vector set if the
4897 second element is zero and inter-unit moves are OK.
4899 2008-08-20 Richard Guenther <rguenther@suse.de>
4901 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
4902 properly handle conversion/copy chains after tuplification.
4904 2008-08-20 Richard Guenther <rguenther@suse.de>
4906 * passes.c (init_optimization_passes): Move the second
4907 forwprop pass before alias computation. Remove the second
4908 DCE pass. Remove the first dominator and phi copy/const
4911 2008-08-20 Nick Clifton <nickc@redhat.com>
4913 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
4914 support of this feature. Do not assume that a sufficiently new
4915 assembler will support the feature regardless of the target type.
4916 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
4917 * configure: Regenerate.
4919 2008-08-20 Richard Guenther <rguenther@suse.de>
4921 * tree-vrp.c (found_in_subgraph): Remove.
4922 (live): New global static.
4923 (live_on_edge): New function.
4924 (blocks_visited): Remove.
4925 (register_edge_assert_for_2): Use live_on_edge.
4926 (find_conditional_asserts): Remove code dealing with
4927 found_in_subgraph. Do not walk the CFG.
4928 (find_switch_asserts): Likewise.
4929 (find_assert_locations_1): Renamed from find_assert_locations.
4930 Move finding assert locations for conditional and switch
4931 statements first. Update live bitmap. Do not walk the CFG.
4932 (find_assert_locations): New function.
4933 (insert_range_assertions): Remove entry of CFG walk.
4934 Adjust call to find_assert_locations.
4935 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
4936 that only can appear because of fake exit edges but assert we
4937 never try to insert on those.
4938 (fini_pre): Do not remove fake exit edges here...
4939 (execute_pre): ...but here, before committing edge inserts.
4941 2008-08-19 Richard Guenther <rguenther@suse.de>
4943 * passes.c (init_optimization_passes): Exchange store-ccp
4946 2008-08-19 Rafael Espíndola <espindola@google.com>
4948 * varasm.c (weak_decls): Move earlier in the file.
4949 (assemble_external): Add weak decls to the weak_decls list.
4950 (declare_weak): Don't add decls to the weak_decls list.
4952 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
4955 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
4956 before (sse2_shufpd_<mode>).
4958 2008-08-19 Jakub Jelinek <jakub@redhat.com>
4961 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
4962 * tree.c (block_nonartificial_location): Likewise.
4964 2008-08-19 Richard Guenther <rguenther@suse.de>
4966 PR tree-optimization/35972
4967 PR tree-optimization/23094
4968 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
4970 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
4971 handle MISALIGNED_INDIRECT_REF.
4972 (get_ref_from_reference_ops): New helper.
4973 (vn_reference_lookup_pieces): Walk the use-def chain using the
4974 alias-oracle if requested.
4975 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
4976 walking the use-def chain.
4977 (compute_avail): But not here.
4978 (create_component_ref_by_pieces_1): Properly handle
4979 MISALIGNED_INDIRECT_REF.
4980 (do_regular_insertion): Handle fully redundant
4981 expressions after PHI-translation also for SSA_NAME values, not
4982 only constants. Correctly use edoubleprime for that.
4984 2008-08-19 Ira Rosen <irar@il.ibm.com>
4986 * tree-vectorizer.c (supportable_widening_operation): Support
4987 multi-step conversion, return the number of steps in such conversion
4988 and the required intermediate types.
4989 (supportable_narrowing_operation): Likewise.
4990 * tree-vectorizer.h (vect_pow2): New function.
4991 (supportable_widening_operation): Change argument types.
4992 (supportable_narrowing_operation): Likewise.
4993 (vectorizable_type_promotion): Add an argument.
4994 (vectorizable_type_demotion): Likewise.
4995 * tree-vect-analyze.c (vect_analyze_operations): Call
4996 vectorizable_type_promotion and vectorizable_type_demotion with
4997 additional argument.
4998 (vect_get_and_check_slp_defs): Detect patterns.
4999 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5001 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5002 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5003 factor according to the smallest type in the loop.
5004 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5005 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5006 supportable_widening_operation with correct arguments.
5007 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5008 operands lists according to the number of vector statements in left
5009 or right node, if exists.
5010 (vect_gen_widened_results_half): Remove unused argument.
5011 (vectorizable_conversion): Call supportable_widening_operation,
5012 supportable_narrowing_operation, and vect_gen_widened_results_half
5013 with correct arguments.
5014 (vectorizable_assignment): Change documentation, support multiple
5016 (vectorizable_operation): Likewise.
5017 (vect_get_loop_based_defs): New function.
5018 (vect_create_vectorized_demotion_stmts): Likewise.
5019 (vectorizable_type_demotion): Support loop-aware SLP and general
5020 multi-step conversion. Call vect_get_loop_based_defs and
5021 vect_create_vectorized_demotion_stmts for transformation.
5022 (vect_create_vectorized_promotion_stmts): New function.
5023 (vectorizable_type_promotion): Support loop-aware SLP and general
5024 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5026 (vectorizable_store): Change documentation, support multiple
5028 (vectorizable_load): Likewise.
5029 (vect_transform_stmt): Pass SLP_NODE to
5030 vectorizable_type_promotion and vectorizable_type_demotion.
5031 (vect_schedule_slp_instance): Move here the calculation of number
5032 of vectorized statements for each node from...
5033 (vect_schedule_slp): ... here.
5034 (vect_transform_loop): Call vect_schedule_slp without the last
5037 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5040 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5041 to == in assert statement.
5042 (vectorizable_reduction): Fix typo.
5044 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5047 * value-prof.c (check_counter): Dereference pointer to overall
5048 count when printing it.
5050 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5052 * profile.h: Really add it.
5054 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5056 * mcf.c: Really add it.
5058 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5059 Vinodha Ramasamy <vinodha@google.com>
5061 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5063 * value-prof.c (check_counter): Fix the counter if
5064 flag_profile_correction is true.
5065 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5066 tree_mod_subtract_transform):
5067 Follow check_counter parameter change.
5068 * common.opt (fprofile-correction): New option.
5070 * profile.h: Likewise.
5071 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5072 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5073 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5075 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5076 flag_profile_correction is set.
5078 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5080 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5082 2008-08-18 Tomas Bily <tbily@suse.cz>
5084 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5085 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5087 * tree-data-ref.c (split_constant_offset_1): Likewise.
5088 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5089 * tree-sra.c (sra_walk_expr): Likewise.
5090 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5091 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5092 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5093 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5095 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5096 * tree-vect-transform.c (vectorizable_type_demotion)
5097 (vectorizable_type_promotion): Likewise.
5098 * tree-inline.c (expand_call_inline):
5099 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5100 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5101 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5102 * expr.c (expand_expr_real_1): Likewise.
5103 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5104 (gimple_assign_unary_useless_conversion_p): Likewise.
5105 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5106 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5107 * fold-const.c (fold_unary): Likewise.
5108 * tree.h (CONVERT_EXPR_P): Likewise.
5109 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5110 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5112 (register_edge_assert_for_2, extract_range_from_unary_expr)
5113 (register_edge_assert_for_1): Likewise.
5115 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5117 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5118 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5119 (enum real_value_const): Delete.
5120 (get_real_const): Delete.
5121 * real.c (get_real_const): Delete.
5122 (dconst_e_ptr): Define.
5123 (dconst_third_ptr): Define.
5124 (dconst_sqrt2_ptr): Define.
5125 * builtins.c: Update all callers.
5127 2008-08-18 Richard Guenther <rguenther@suse.de>
5129 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5130 statement iterator after statement removal.
5132 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5134 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5135 (detect_processor_freebsd): Likewise.
5136 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5138 2008-08-18 Richard Guenther <rguenther@suse.de>
5140 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5141 and loads have the correct types.
5143 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5146 * c-opts.c (cpp_opts): Remove static.
5147 * c-parser.c (cpp_opts): Declare it extern.
5148 (disable_extension_diagnostics): Handle cpp options.
5149 (enable_extension_diagnostics): Likewise.
5151 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5153 * diagnostics.c (permerror_at): Rename as permerror.
5154 (permerror): Delete.
5155 * toplev.h: Likewise.
5157 2008-08-18 Richard Guenther <rguenther@suse.de>
5159 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5160 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5161 Move call_cdce before build_alias. Move copyrename2,
5162 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5163 right after final inlining.
5164 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
5165 (pass_build_cfg): But instead via TODO_dump_func.
5167 2008-08-18 Richard Guenther <rguenther@suse.de>
5169 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5171 (scalarize_init): If we failed to generate some initializers
5172 do not generate zeros for not instantiated members. Instead
5173 rely on the copy out.
5174 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5175 about missing flow-sensitive alias info only if we have
5178 2008-08-17 Nick Clifton <nickc@redhat.com>
5180 * doc/extend.texi (Function Attributes): Fix typo in description
5181 if hot function attribute.
5183 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
5184 Richard Sandiford <rdsandiford@googlemail.com>
5186 * doc/install.texi (--with-mips-plt): Document.
5187 * doc/invoke.texi (-mplt, -mno-plt): Document.
5188 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
5189 and handle ${with_mips_plt}.
5190 * config/mips/mips.opt (mplt): New option.
5191 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
5192 (TARGET_ABICALLS_PIC2): Likewise.
5193 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
5194 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
5195 (ASM_SPEC): Use !mabi=* instead of !mabi*.
5196 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
5197 to decide whether to output ".option picX" directives.
5198 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
5199 Pass -call_nonpic rather than -KPIC for -mplt.
5200 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
5201 on the command line. Also remove it when -mabi=64 is used without
5203 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
5204 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
5205 TARGET_ABICALLS_PIC0.
5206 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
5208 (mips16_build_function_stub): Only output ".option pic" directives
5209 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
5210 (mips16_build_call_stub): Fix comment and remove redundant
5211 ".set at"/"set .noat" directives.
5212 (mips_function_rodata_section): Use the default behaviour for
5213 TARGET_ABSOLUTE_ABICALLS.
5214 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
5215 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
5216 (mips_restore_gp): Do nothing if the current function doesn't use
5218 (mips_expand_prologue): Only save $gp if the current function uses it.
5219 Use a normal move for TARGET_ABICALLS_PIC0.
5220 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
5222 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
5224 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
5225 of function when handling GLOBAL_POINTER_REGNUM.
5227 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
5230 * common.opt (-fstack-check): Do not declare the variable here.
5231 (-fstack-check=): New option variant.
5232 * doc/invoke.texi (Code Gen Options): Document it.
5233 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
5234 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
5235 (STACK_CHECK_STATIC_BUILTIN): New macro.
5236 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
5237 * opts.c: Include expr.h.
5238 (common_handle_option) <OPT_fold_stack_check_>: New case.
5239 <OPT_fstack_check>: Likewise.
5240 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
5241 consistently in the test for variable-sized types. Adjust for
5242 new behaviour of flag_stack_check.
5243 * explow.c: Include except.h.
5244 (allocate_dynamic_stack_space): Do not take into account
5245 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
5246 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
5247 for variable-sized parameters. Treat all parameters whose size is
5248 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
5249 stack checking is enabled.
5250 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
5251 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
5252 if generic stack checking is enabled.
5253 (expand_function_end): Adjust for new behaviour of flag_stack_check.
5254 * reload1.c (reload): Likewise.
5255 * stmt.c (expand_decl): Assert that all automatic variables have
5256 fixed size at this point and remove dead code.
5257 * flags.h (stack_check_type): New enumeration type.
5258 (flag_stack_check): Declare.
5259 * toplev.c (flag_stack_check): New global variable.
5260 * Makefile.in (opts.o): Add dependency on EXPR_H.
5261 (explow.o): Add dependency on except.h.
5263 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
5265 * config/avr/avr.c (avr_override_options): Reduce value of
5266 PARAM_INLINE_CALL_COST.
5268 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
5270 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
5271 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
5272 lieu of TYPE_MODE (type) throughout.
5274 2008-08-15 Joseph Myers <joseph@codesourcery.com>
5276 * config/arm/arm.c (add_minipool_backward_ref): Check for
5277 8-byte-aligned entries in second case of forcing insertion after a
5278 particular entry. Change third case to avoid inserting
5279 non-8-byte-aligned entries before 8-byte-aligned ones.
5281 2008-08-15 Richard Guenther <rguenther@suse.de>
5283 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
5284 strip components for unknown size accesses.
5286 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
5288 * config/s390/2097.md New file.
5289 * config/s390/s390.md ("z10prop" attribute): Define none,
5290 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
5291 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
5292 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
5293 possible values and apply them to insns as appropriate.
5294 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
5295 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
5296 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
5297 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
5298 ("bfp" mode attribute): Removed. Every occurence replaced
5300 * config/s390/s390.c (struct "z10_cost"): Updated entries.
5301 * config/s390/2084.md (insn_reservation "x_itof"): Updated
5304 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5307 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
5310 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
5312 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
5313 additional argument. Support reduction when duplication is needed due
5314 to data-types of different sizes in the loop.
5315 (get_initial_def_for_induction): Fix printout.
5316 (vect_get_vec_def_for_stmt_copy): Support case where the
5317 vec_stmt_for_operand is a phi node.
5318 (vectorizable_reduction): Support reduction when duplication is needed
5319 due to data-types of different sizes in the loop.
5320 (vectorizable_call): Remove restriction to not vectorize in case we
5321 have data-types of different sizes in the loop.
5322 (vectorizable_conversion): Likewise.
5323 (vectorizable_operation): Likewise.
5324 (vectorizable_type_demotion): Likewise.
5325 (vectorizable_type_promotion): Likewise.
5326 (vectorizable_induction): Add restriction to not vectorize in case
5327 we have data-types of different sizes in the loop.
5329 2008-08-14 Christophe Saout <christophe@saout.de>
5330 Uros Bizjak <ubizjak@gmail.com>
5333 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
5334 (*vec_concatv2di_rex64_sse4_1): Ditto.
5335 (*vec_concatv2di_rex64_sse): Ditto.
5337 2008-08-14 Jakub Jelinek <jakub@redhat.com>
5340 * fold-const.c (fold_widened_comparison): Do not allow
5341 sign changes that change the result even if shorter type
5342 is wider than arg1_unw's type.
5344 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
5346 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
5347 Skip if the multilib testing specifies -march that does not
5348 agree with the one specified in the testcase.
5350 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5352 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
5353 zero extend SImode values being converted to TFmode before passing
5356 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5358 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
5359 __PPU__ when targeting the Cell/B.E. PPU processor.
5361 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
5363 * gimple.h (gimple_call_set_chain): Accept SSA variables.
5364 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
5365 Rematerialize the static chain, if any.
5366 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
5369 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5371 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
5372 (new_loc_descr): Likewise.
5373 (add_loc_descr): Likewise.
5374 (size_of_loc_descr): Likewise.
5375 (size_of_locs): Likewise.
5376 (output_loc_operands): Likewise.
5377 (output_loc_sequence): Likewise.
5378 (new_reg_loc_descr): New.
5379 (build_cfa_loc): Use it.
5380 (build_cfa_aligned_loc): Likewise.
5381 (one_reg_loc_descriptor): Likewise.
5382 (based_loc_descr): Likewise.
5384 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5387 * doc/invoke.texi (Wmain): Update.
5388 * c-decl.c (start_decl): warn_main is only 0 or 1.
5389 (start_function): Likewise. Fix formatting.
5390 (finish_function): Delete redundant warning.
5391 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
5392 * c-opts (c_common_handle_option): -Wall only has effect if
5393 warn_main is uninitialized. OPT_Wmain is automatically
5394 handled. -pedantic also enables Wmain.
5395 (c_common_post_options): Handle all logic for Wmain here.
5396 * c-common.c (warn_main): Delete.
5397 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
5398 * c-common.h (warn_main): Delete.
5400 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5403 * expr.c (emit_group_store): Allocate stack temp with the
5404 largest alignment when copying from register to stack.
5406 2008-08-13 Richard Guenther <rguenther@suse.de>
5408 * tree.h (maybe_fold_offset_to_address): Declare.
5409 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
5410 (ccp_fold): Handle pointer conversions the same as fold_stmt.
5411 Likewise for POINTER_PLUS_EXPR.
5412 (maybe_fold_offset_to_reference): Enable disabled code.
5413 (maybe_fold_offset_to_address): New function.
5414 (fold_stmt_r): Use it.
5415 (fold_gimple_assign): Likewise.
5416 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
5417 (gimplify_expr): Likewise.
5419 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5421 * toplev.h (pedwarn_at): Fix declaration.
5423 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5425 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
5426 LINK_SPEC): Use %R in -Y P argument.
5428 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5431 * diagnostic.c (pedwarn_at): New.
5432 * toplev.h (pedwarn_at): Declare.
5433 * c-tree.h (build_enumerator): Update declaration.
5434 * c-decl.c (finish_enum): Update comment.
5435 (build_enumerator): Take a location parameter. Give a pedwarn but do
5436 not perform any conversion.
5437 * c-parser.c (c_parser_enum_specifier): Set correct location for
5440 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5443 * c-common.c (conversion_warning): Use a switch. Ignore boolean
5444 expressions except for conversions to signed:1 bitfields. Handle
5445 COND_EXPR with constant operands.
5447 2008-08-13 Richard Guenther <rguenther@suse.de>
5449 PR tree-optimization/15255
5450 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
5451 (struct oecount_s): New struct and VEC types.
5453 (oecount_hash): New function.
5454 (oecount_eq): Likewise.
5455 (oecount_cmp): Likewise.
5456 (zero_one_operation): New function.
5457 (build_and_add_sum): Likewise.
5458 (undistribute_ops_list): Perform un-distribution of multiplication
5459 and division on the chain of summands.
5460 (should_break_up_subtract): Also break up subtracts for factors.
5461 (reassociate_bb): Delete dead visited statements.
5462 Call undistribute_ops_list. Re-sort and optimize if it did something.
5463 * passes.c (init_optimization_passes): Move DSE before
5465 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
5468 2008-08-12 Janis Johnson <janis187@us.ibm.com>
5470 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
5472 * doc/invoke.texi: Revert unintended checkin.
5474 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
5477 * gcc.c (include_spec_function): Tweak call to find_a_file.
5479 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5482 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
5483 and TRUTH_ORIF_EXPR.
5484 * dojump.c (do_jump): Likewise.
5486 PR tree-optimization/37084
5487 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
5488 if id->regimplify, don't assume stmt is a cast assignment.
5490 2008-08-12 Anatoly Sokolov <aesok@post.ru>
5492 * final.c (final_scan_insn): Use app_enable/app_disable functions.
5494 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5497 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
5500 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5502 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
5503 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
5505 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
5506 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
5507 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
5508 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
5509 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
5511 * doc/tm.texi (Storage Layout): Remove documentation for
5512 TARGET_FLOAT_FORMAT.
5514 * simplify-rtx.c (simplify_binary_operation_1): Replace
5515 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
5517 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5519 * real.h (struct real_format): New member has_sign_dependent_rounding.
5520 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
5521 spu_single_format, ieee_double_format, mips_double_format,
5522 motorola_double_format, ieee_extended_motorola_format,
5523 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5524 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5525 mips_extended_format, ieee_quad_format, mips_quad_format,
5526 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5527 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5529 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5530 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5531 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5532 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5533 (ROUND_TOWARDS_ZERO): Likewise.
5535 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
5536 (FLOAT_MODE_FORMAT): New macro.
5537 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
5538 (MODE_COMPOSITE_P): ... this new macro.
5539 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5540 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
5541 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
5543 * flags.h: Include "real.h".
5545 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
5546 REAL_MODE_FORMAT_COMPOSITE_P.
5547 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
5549 * doc/tm.texi (Storage Layout): Remove documentation of
5550 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5551 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
5552 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
5553 they only apply to libgcc2.a.
5555 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5557 * config/spu/float_disf.c: New file.
5558 * config/spu/float_unsdisf.c: New file.
5559 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
5560 (LIB2FUNCS_EXCLUDE): Define.
5562 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5563 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5565 * real.h (struct real_format): New member round_towards_zero.
5566 * real.c (round_for_format): Respect fmt->round_towards_zero.
5567 (ieee_single_format, mips_single_format, motorola_single_format,
5568 spu_single_format, ieee_double_format, mips_double_format,
5569 motorola_double_format, ieee_extended_motorola_format,
5570 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5571 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5572 mips_extended_format, ieee_quad_format, mips_quad_format,
5573 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5574 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5576 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
5577 real_format to choose rounding mode when calling MPFR functions.
5578 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
5579 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
5581 * real.h (real_to_decimal_for_mode): Add prototype.
5582 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
5583 Respect target rounding mode when generating decimal representation.
5584 (real_to_decimal): New stub for backwards compatibility.
5585 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
5586 real_to_decimal_for_mode instead of real_to_decimal.
5588 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
5590 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5591 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5593 * real.c (spu_single_format): New variable.
5594 * real.h (spu_single_format): Declare.
5596 * config/spu/spu.c (spu_override_options): Install SFmode format.
5597 (spu_split_immediate): Use integer mode to operate on pieces of
5598 floating-point values in all cases.
5600 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
5601 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
5602 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
5604 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5606 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
5608 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5610 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
5612 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5615 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
5616 on the VAR_DECL instead of TYPE_READONLY on its type.
5618 2008-08-12 Ira Rosen <irar@il.ibm.com>
5620 * tree-vectorizer.c: Depend on langhooks.h.
5621 (supportable_widening_operation): Add two arguments. Support double
5623 (supportable_narrowing_operation): Likewise.
5624 * tree-vectorizer.h (supportable_widening_operation): Add two
5626 (supportable_narrowing_operation): Likewise.
5627 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
5628 supportable_widening_operation with correct arguments.
5629 * tree-vect-transform.c (vectorizable_conversion): Likewise.
5630 (vectorizable_type_demotion): Support double type conversions.
5631 (vectorizable_type_promotion): Likewise.
5632 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
5634 2008-08-11 Michael Matz <matz@suse.de>
5636 * i386/i386.c (override_options): Move initialisation from
5637 flag_schedule_insns_after_reload to here from ...
5638 (optimization_options): ... here.
5640 2008-08-11 Jakub Jelinek <jakub@redhat.com>
5642 PR rtl-optimization/36998
5643 * dwarf2out.c (compute_barrier_args_size_1,
5644 compute_barrier_args_size): Temporarily remove assertions.
5646 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5649 * tree-ssa.c (struct walk_data): Add new flag
5650 warn_possibly_uninitialized.
5651 (warn_uninitialized_var): Use it.
5652 (warn_uninitialized_vars): New.
5653 (execute_early_warn_uninitialized): Call it.
5654 (execute_late_warn_uninitialized): Likewise.
5656 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5659 * reload1.c (gen_reload): Guard calls to get_secondary_mem
5662 2008-08-09 Jan Hubicka <jh@suse.cz>
5665 * optabs.c (maybe_emit_unop_insn): Remove produced code if
5667 (expand_fix): Be prepared for expansion to fail.
5668 (expand_sfix_optab): Remove instructions if expansion failed.
5670 2008-08-09 Anatoly Sokolov <aesok@post.ru>
5672 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
5674 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
5675 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5677 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5679 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
5680 mips/t-libgcc-mips16 to tmake_file.
5681 * config/mips/mips-protos.h (mips_call_type): New enum.
5682 (mips_pic_base_register, mips_got_load): Declare.
5683 (mips_restore_gp): Take an rtx argument.
5684 (mips_use_pic_fn_addr_reg_p): Declare.
5685 (mips_expand_call): Replace the sibcall_p argument with
5686 a mips_call_type argument. Add a lazy_p parameter.
5687 (mips_split_call): Declare.
5688 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
5689 (MIPS16_PIC_TEMP): Likewise.
5690 (reg_class): Delete M16_NA_REGS.
5691 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5692 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
5693 (mips_split_hi_p): Declare.
5694 * config/mips/mips.c (mips_split_hi_p): New array.
5695 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
5696 (mips_got_symbol_type_p): New function.
5697 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
5698 (mips16_stub_function_p): New function.
5699 (mips16_local_function_p): Likewise.
5700 (mips_use_pic_fn_addr_reg_p): Likewise.
5701 (mips_cannot_force_const_mem): Return false for HIGHs.
5702 Extend CONST_INT and symbolic handling to MIPS16, using
5703 mips_symbol_insns to check that the base symbol type is a
5704 legitimate constant. Reject GOT-based constants if
5705 TARGET_MIPS16_PCREL_LOADS.
5706 (mips_const_insns): Check targetm.cannot_force_const_mem when
5707 decomposing a symbolic base and a large offset.
5708 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
5709 When calling a function that needs $25 from MIPS16 code,
5710 move the target address into $25 separately and add a USE
5712 (mips16_gp_pseudo_reg): Insert the initializer immediately
5713 before the first real insn.
5714 (mips_pic_base_register, mips_got_load): New functions.
5715 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
5716 parameter to LOW_OUT. Say that it can be any valid SET_SRC
5717 when splitting a load-address operation. Split SYMBOL_GOT_DISP
5718 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
5719 (mips_call_tls_get_addr): Update the call to mips_expand_call,
5720 also passing NULL_RTX rather than const0_rtx as the aux argument.
5721 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
5722 instead of TARGET_EXPLICIT_RELOCS.
5723 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
5724 (mips_load_call_address): Replace the sibcall_p argument with
5725 a mips_call_type argument. Use mips_got_load.
5726 (mips16_local_alias): New structure.
5727 (mips16_local_aliases): New variable.
5728 (mips16_local_aliases_hash): New function.
5729 (mips16_local_aliases_eq): Likewise.
5730 (mips16_local_alias): Likewise.
5731 (mips16_stub_function): Likewise.
5732 (mips16_build_function_stub): Create a local alias for the target
5733 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
5734 .cpload directive and an R_MIPS_NONE relocation for the target
5735 function, then load the alias rather than the function itself.
5736 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
5737 (mips16_copy_fpr_return_value): Use mips16_stub_function and
5738 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
5739 (mips16_build_call_stub): Replace the FN parameter with an
5740 FN_PTR parameter. Force the address into a register if it
5741 isn't a call_insn_operand; don't rely on the caller to do this.
5742 If a call to a locally-defined and locally-binding MIPS16
5743 function must be made indirectly, redirect the call to the
5744 function's local alias. Use mips16_stub_function_p,
5745 mips16_stub_function, mips_expand_call and use_reg.
5746 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
5747 Use explicit %hi and %lo accesses where possible.
5748 Use MIPS_CALL to generate the correct code form of a
5749 jal instruction. Add clobbers of $18 instead of uses.
5750 Update the call to mips_emit_call_insn.
5751 (mips_expand_call): Replace the SIBCALL_P argument with a
5752 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
5753 Take a LAZY_P parameter. Call mips16_build_call_stub first,
5754 allowing it to modify the call address. Update the calls to
5755 mips_load_call_address and mips_emit_call_insn.
5756 (mips_split_call): New function.
5757 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
5758 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
5759 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
5760 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
5761 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
5763 (mips_cprestore_slot): New function.
5764 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
5765 and use mips_cprestore_slot.
5766 (mips_output_function_prologue): Handle TARGET_MIPS16 for
5768 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
5769 then use a copygp_mips16 instruction to set up $28.
5770 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
5771 (mips16_lay_out_constants): Call split_all_insns_noflow.
5772 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
5773 false if TARGET_MIPS16.
5774 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
5775 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
5776 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
5777 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
5778 MIPS16 code. Allow MIPS16 o32 PIC.
5779 (mips_override_options): Allow MIPS16 o32 PIC.
5780 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
5781 after reload if TARGET_USE_GOT.
5782 (UNSPEC_COPYGP): New constant.
5783 (length): Use a default length of 8 for MIPS16 GOT loads.
5784 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
5785 (*got_page<mode>): Check mips_split_hi_p.
5786 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
5787 (unspec_got<mode>, unspec_call<mode>): New expanders.
5788 (load_got<mode>, load_call<mode>): Remove the length attributes.
5789 Use a got attribute instead of a type attribute.
5790 (copygp_mips16): New insn.
5791 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
5792 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
5793 (sibcall, sibcall_value, call, call_value): Update the calls
5794 to mips_expand_call.
5795 (call_internal, call_value_internal): Use mips_split_call.
5796 (call_value_multiple_internal): Likewise.
5797 (call_split): Move after call_internal (the insn it is split from).
5798 (call_internal_direct, call_value_internal_direct): Turn into
5799 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
5800 (call_direct_split, call_value_direct_split): New patterns.
5801 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
5802 and use M16_REGS instead of M16_NA_REGS.
5803 * config/mips/predicates.md (const_call_insn_operand): Replace
5804 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
5805 mips_use_pic_fn_addr_reg_p check.
5806 (move_operand): Reject HIGHs if mips_split_hi_p.
5807 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
5808 (__mips16_floatunsisf): Inline __mips16_floatsisf.
5809 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
5810 * config/mips/libgcc-mips16.ver: New file.
5811 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
5812 $(srcdir)/config/mips/libgcc-mips16.ver.
5814 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5816 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
5818 (mips_unspec_address, mips_unspec_offset_high): Likewise.
5819 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
5820 (mips16_cfun_returns_in_fpr_p): Likewise.
5822 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5824 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
5825 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
5826 rather than 4 to PC.
5828 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5830 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
5831 (FUNCTION_PROFILER): Save the static chain pointer into $2
5832 beforehand and restore it aftewards.
5833 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
5834 address directly into $25 and call the function through $25;
5835 do not clobber $3. Pad the DImode version to cover the space
5836 left by the deleted $25 <- $3 move.
5837 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
5838 the removal of the $25 <- $3 move.
5839 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
5840 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5842 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5843 Daniel Jacobowitz <dan@codesourcery.com>
5845 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
5846 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
5847 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
5848 * config/mips/mips.c (mips_start_function_definition): New function.
5849 (mips_end_function_definition): Likewise.
5850 (mips_output_function_prologue): Use mips_start_function_definition.
5851 (mips_output_function_epilogue): Use mips_end_function_definition.
5852 (build_mips16_function_stub): Use mips_start_function_definition
5853 and mips_end_function_definition.
5854 (build_mips16_call_stub): Likewise.
5856 2008-08-09 Richard Guenther <rguenther@suse.de>
5858 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
5859 * gimple.h (gimple_call_fn): Adjust comment.
5860 (gimple_call_set_fndecl): New function.
5861 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
5862 longer having bare FUNCTION_DECL operand.
5863 (gimple_call_return_type): Likewise.
5864 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
5866 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
5867 (gimple_mod_pow2): Likewise.
5868 (gimple_mod_subtract): Likewise.
5869 (gimple_ic): Likewise.
5870 (gimple_stringop_fixed_value): Likewise.
5871 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
5872 longer having bare FUNCTION_DECL operand.
5873 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
5874 * omp-low.c (optimize_omp_library_calls): Likewise.
5875 * cgraphunit.c (update_call_expr): Likewise.
5876 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
5877 (execute_convert_to_rsqrt): Likewise.
5878 * cfgexpand.c (gimple_to_tree): Simplify.
5879 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
5880 bare FUNCTION_DECL operand.
5881 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
5882 (convert_gimple_call): Use gimple_call_fndecl.
5883 * c-common.c (c_warn_unused_result): Likewise.
5885 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5888 * c-typeck.c (digest_init): Call verify_sequence_points from here.
5889 (c_finish_return): Likewise.
5890 (c_start_case): Likewise.
5891 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
5892 * c-parser.c (c_parser_condition): New. Call
5893 verify_sequence_points.
5894 (c_parser_paren_condition): Call c_parser_condition.
5895 (c_parser_for_statement): Call c_parser_condition.
5897 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5900 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
5901 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
5902 Moved from diagnostic.h
5903 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
5905 (emit_diagnostic): New.
5906 (warning0, pedwarn0): Delete.
5907 (warning, warning_at, pedwarn, permerror): Return bool.
5908 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
5909 Moved to diagnostic.c.
5910 (struct diagnostic_context): Use correct type for
5911 classify_diagnostic.
5912 (diagnostic_report_diagnostic): Update declaration.
5913 (emit_diagnostic): Declare.
5914 * errors.c (warning): Return bool.
5915 * errors.h (warning): Update declaration.
5916 * toplev.h (warning0, pedwarn0): Delete.
5917 (warning, warning_at, pedwarn, permerror): Return bool.
5918 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
5919 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
5920 inform. Update all calls.
5921 (diagnose_mismatched_decls): Check return value of warning/pedwarn
5922 before giving informative note.
5923 (implicit_decl_warning): Likewise.
5924 * c-typeck.c (build_function_call): Likewise.
5925 * tree-sssa.c (warn_uninit): Likewise.
5926 * builtins.c (gimplify_va_arg_expr): Likewise.
5928 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5931 * doc/invoke.texi (-Wextra): Move warning from here...
5932 (-Wuninitialized): ... to here.
5934 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5937 * flags.h (set_Wunused): Delete
5938 * toplev.c (process_options): Handle Wunused flags here.
5939 * opts.c (maybe_warn_unused_parameter): Delete.
5940 (common_handle_option): Replace set_Wunused by warn_unused.
5941 (set_Wextra): Do not handle Wunused-parameter here.
5942 (set_Wunused): Delete.
5943 * c-opts.c (c_common_handle_option): Replace set_Wunused by
5945 * common.opt (Wunused): Add Var and Init.
5946 (Wunused-function): Likewise.
5947 (Wunused-label): Likewise.
5948 (Wunused-parameter): Likewise.
5949 (Wunused-value): Likewise.
5950 (Wunused-variable): Likewise.
5952 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
5954 * doc/invoke.texi: Add cpu_type power7.
5955 * config.in (HAVE_AS_VSX): New.
5956 * config.gcc: Add cpu_type power7.
5957 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
5959 * configure: Regenerate.
5960 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
5962 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
5963 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
5964 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
5966 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
5968 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
5969 type to vectorize.builtin_conversion.
5970 (vectorizable_conversion): Likewise.
5971 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
5972 integral type as input.
5973 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
5975 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
5976 and ALTIVEC_BUILTIN_VCTSXS.
5977 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
5980 2008-08-08 Richard Guenther <rguenther@suse.de>
5982 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
5983 (surely_varying_stmt_p): Calls are varying only if they are
5984 non-builtin and not indirect or have no result.
5985 (ccp_fold): Re-instantiate code before the tuples merge.
5987 2008-08-08 Richard Guenther <rguenther@suse.de>
5989 PR tree-optimization/37056
5990 * gimple.h (gimple_assign_rhs_class): New helper function.
5991 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
5992 unary operations properly.
5994 2008-08-07 Jan Hubicka <jh@suse.cz>
5996 * i386.h (ix86_size_cost): Declare.
5997 (ix86_cur_cost): New function macro.
5998 * i386.md (peepholes expanding size and splitters): Predicate by
5999 optimize_insn_for_speed_p.
6000 (peepholes reduce size and splitters): Predicate by
6001 optimize_insn_for_size_p.
6002 * i386.c (ix86_size_cost): Rename from ...
6003 (size_cost): This one.
6004 (override_options): Update.
6005 (decide_alg): Likewise.
6006 (ix86_expand_clear): Use RTL profile.
6007 (ix86_pad_returns): Use RTL profile.
6009 2008-08-07 Jan Hubicka <jh@suse.cz>
6011 * recog.c (split_all_insns): Set RTL profile
6012 (peephole2_optimize): Likewise.
6013 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6014 * combine.c (combine_instructions): Likewise.
6016 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6018 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6020 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6022 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6023 value in a6 after the set_frame_ptr insn.
6025 2008-08-07 Richard Henderson <rth@redhat.com>
6028 * gcc.c (cpp_options): Pass along -g*.
6030 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6032 * config/arm/arm.c (output_move_neon): Update comment describing
6033 big-endian vector layout.
6034 (arm_assemble_integer): Do not handle big-endian NEON vectors
6036 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6037 neon_vget_lane<mode>_sext_internal,
6038 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6039 element indices for big-endian.
6041 2008-08-07 Richard Henderson <rth@redhat.com>
6043 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6044 * configure, config.in: Rebuild.
6045 * debug.h (dwarf2out_do_cfi_asm): Declare.
6046 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6047 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6048 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6049 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6051 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6053 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6054 movv2si_internal): Combine into mov<mode>_internal.
6055 (movv2si_internal_2): Remove.
6057 2008-08-07 Jan Hubicka <jh@suse.cz>
6060 * i386.md (single stringop patterns): Enable unconditionally.
6062 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6065 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6067 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6068 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6070 * config/i386/sse.md (sse2_movq128): New.
6072 * doc/extend.texi: Document __builtin_ia32_movq128.
6074 2008-08-07 Richard Guenther <rguenther@suse.de>
6077 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6078 pointers can access anything.
6080 2008-08-06 Jan Hubicka <jh@suse.cz>
6082 * optabs.c (emit_unop_insn): Break out to ...
6083 (maybe_emit_unop_insn): ... this one.
6084 (expand_sfix_optab): Use maybe variant.
6085 * optabs.h (maybe_emit_unop_insn): Declare.
6087 * i386.md (mov0 patterns): Enable by default.
6088 (FP conversion expanders): Disable expansion of code expanding
6089 sequences when instruction should be optimized for size.
6090 (single strinop patterns): Enable when optimizing for size.
6091 (string expanders): Disable expanding of code expanding sequences
6092 when optimizning instruction for size.
6093 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6095 (ix86_fp_comparison_sahf_cost): Likewise.
6096 (ix86_expand_branch): Likewise.
6097 (ix86_expand_ashl_const): Likewise.
6098 (ix86_split_ashl): Likewise.
6099 (ix86_expand_strlen): Likewise.
6100 (ix86_emit_fp_unordered_jump): Likewie.
6102 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6104 * c-common.c: Fix typo.
6105 (c_common_reswords): Activate more C++ keyword warnings.
6107 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6109 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6112 * diagnostic.c (permerror_at): New.
6113 * toplev.h (permerror_at): Declare.
6115 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6116 Ira Rosen <irar@il.ibm.com>
6118 * tree-vect-transform.c (vect_model_simple_cost): Return
6119 immediately if stmt is pure SLP.
6120 (vect_model_store_cost): Ditto.
6121 (vect_model_load_cost): Ditto.
6122 (vectorizable_store): Remove PURE_SLP check before call
6123 to vect_model_store_cost.
6124 (vect_model_store_cost): When checking whether stmt describe
6125 strided access, add a check that it is not slp_node.
6127 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6130 * c-common.c (warn_for_sign_compare): New. Handle separately the
6131 case that 'constant' is zero.
6132 * c-typeck.c (build_binary_op): Move code to c-common.c
6134 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6136 * config/alpha/alpha.c (alpha_preferred_reload_class,
6137 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6138 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6139 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6140 * config/arm/arm.md: Likewise.
6141 * config/avr/avr-protos.h (preferred_reload_class,
6142 test_hard_reg_class, avr_simplify_comparison_p,
6143 out_shift_with_cnt, class_max_nregs): Likewise.
6144 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6145 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6146 preferred_reload_class, test_hard_reg_class): Likewise.
6147 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6148 bfin_memory_move_cost, bfin_secondary_reload,
6149 bfin_output_mi_thunk): Likewise.
6150 * config/crx/crx.c (crx_secondary_reload_class,
6151 crx_memory_move_cost): Likewise.
6152 * config/frv/frv-protos.h (frv_secondary_reload_class,
6153 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6154 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6155 frv_secondary_reload_class, frv_class_likely_spilled_p,
6156 frv_class_max_nregs): Likewise.
6157 * config/h8300/h8300.c (h8300_classify_operand,
6158 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6160 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6161 * config/ia64/ia64.c (ia64_preferred_reload_class,
6162 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6163 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
6164 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
6166 * config/m68hc11/m68hc11.c (preferred_reload_class,
6167 m68hc11_memory_move_cost): Likewise.
6168 * config/mcore/mcore.c (mcore_secondary_reload_class,
6169 mcore_reload_class): Likewise.
6170 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6171 mips_class_max_nregs, mips_cannot_change_mode_class,
6172 mips_preferred_reload_class, mips_secondary_reload_class,
6173 mips_output_mi_thunk): Likewise.
6174 * config/mmix/mmix.c (mmix_preferred_reload_class,
6175 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6177 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6179 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6180 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6181 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6182 * config/rs6000/rs6000.c (paired_expand_vector_init,
6183 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
6184 compare_section_name, rs6000_memory_move_cost): Likewise.
6185 * config/s390/s390.c (s390_emit_compare_and_swap,
6186 s390_preferred_reload_class, s390_secondary_reload,
6187 legitimize_pic_address, legitimize_tls_address,
6188 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
6189 s390_class_max_nregs): Likewise.
6190 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6191 * config/s390/s390.md: Likewise.
6192 * config/score/score-protos.h (score_secondary_reload_class,
6193 score_preferred_reload_class): Likewise.
6194 * config/score/score.c (score_preferred_reload_class,
6195 score_secondary_reload_class): Likewise.
6196 * config/score/score3.c (score3_output_mi_thunk,
6197 score3_preferred_reload_class, score3_secondary_reload_class,
6198 score3_hard_regno_mode_ok): Likewise.
6199 * config/score/score3.h (score3_preferred_reload_class,
6200 score3_secondary_reload_class): Likewise.
6201 * config/score/score7.c (score7_output_mi_thunk,
6202 score7_preferred_reload_class, score7_secondary_reload_class,
6203 score7_hard_regno_mode_ok): Likewise.
6204 * config/score/score7.h (score7_preferred_reload_class,
6205 score7_secondary_reload_class): Likewise.
6206 * config/sh/sh.c (prepare_move_operands, output_far_jump,
6207 output_branchy_insn, add_constant, gen_block_redirect,
6208 sh_insn_length_adjustment, sh_cannot_change_mode_class,
6209 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
6210 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6211 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
6212 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
6213 xstormy16_preferred_reload_class): Likewise.
6214 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
6215 xtensa_expand_atomic, override_options,
6216 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
6218 * reorg.c (try_merge_delay_insns): Likewise.
6219 * tree.c (merge_dllimport_decl_attributes): Likewise.
6221 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
6223 2008-08-06 Michael Matz <matz@suse.de>
6225 * Makefile.in (write_entries_to_file): Quote words.
6226 * gengtype.c: (read_input_line): Skip over leading white-space.
6228 2008-08-06 Marc Gauthier <marc@tensilica.com>
6230 * config.gcc: Match more processor names for Xtensa.
6231 * configure.ac: Likewise.
6232 * doc/install.texi (Specific): Likewise.
6233 * configure: Regenerate.
6235 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6237 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
6238 * calls.c (avoid_likely_spilled_reg): Likewise.
6239 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
6240 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
6241 * config/i386/i386.c (ix86_expand_special_args_builtin,
6242 ix86_secondary_reload): Likewise.
6243 * except.c (struct eh_region, gen_eh_region_catch,
6244 remove_unreachable_regions, duplicate_eh_regions,
6245 assign_filter_values, build_post_landing_pads,
6246 sjlj_find_directly_reachable_regions, remove_eh_handler,
6247 reachable_next_level, foreach_reachable_handler,
6248 can_throw_internal_1, can_throw_external_1,
6249 collect_one_action_chain): Likewise.
6250 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
6251 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
6252 * function.c (update_temp_slot_address, instantiate_new_reg,
6253 instantiate_virtual_regs_in_rtx,
6254 instantiate_virtual_regs_in_insn): Likewise.
6255 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
6256 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
6257 gimplify_cleanup_point_expr): Likewise.
6258 * ipa-cp.c (ipcp_lattice_changed): Likewise.
6259 * passes.c (next_pass_1): Likewise.
6260 * print-tree.c (print_node_brief, print_node): Likewise.
6261 * profile.c (branch_prob): Likewise.
6262 * tree-dump.c (dump_register): Likewise.
6263 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
6265 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
6266 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
6267 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
6268 copy_arguments_for_versioning, copy_static_chain): Likewise.
6269 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
6270 add_new_name_mapping, register_new_name_mapping): Likewise.
6271 * tree-mudflap.c (mf_xform_derefs): Likewise.
6272 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
6273 get_init_expr, combine_chains): Likewise.
6274 * tree-pretty-print.c (dump_generic_node): Likewise.
6275 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
6276 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
6277 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
6278 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
6280 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6283 * calls.c (expand_call): Use the biggest preferred stack
6286 2008-08-06 Michael Matz <matz@suse.de>
6289 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
6290 for reused reload, instead of overwriting them.
6292 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6295 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
6296 for incoming stack boundary.
6298 * function.c (assign_parm_find_entry_rtl): Update
6299 parm_stack_boundary.
6301 * function.h (rtl_data): Add parm_stack_boundary.
6303 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
6304 parm_stack_boundary for incoming stack boundary.
6306 2008-08-06 Joseph Myers <joseph@codesourcery.com>
6308 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
6309 for unrepresentable subregs or treat them as equal to other regs
6310 or subregs with the same register number.
6312 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
6315 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
6318 2008-08-06 Jan Hubicka <jh@suse.cz>
6320 * predict.c (maybe_hot_frequency_p): When profile is absent, all
6321 frequencies might be hot.
6323 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
6325 * reload.c (find_reloads): Force constants into literal pool
6326 also if they are wrapped in a SUBREG.
6328 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6331 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
6332 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
6333 Don't allow predicated instructions for data speculation.
6334 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
6337 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6339 * haifa-sched.c (extend_global): Split to extend_global_data and
6340 extend_region_data. Update all uses.
6341 (extend_all): Rename to extend_block_data.
6343 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6345 * sched-rgn.c (new_ready): Check if instruction can be
6346 speculatively scheduled before attempting speculation.
6347 (debug_rgn_dependencies): Remove wrongful assert.
6349 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6351 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
6353 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6355 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
6356 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
6357 va_size, and type_size.
6359 2008-08-04 Jason Merrill <jason@redhat.com>
6362 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
6363 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
6365 2008-08-05 Richard Henderson <rth@redhat.com>
6367 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
6368 * configure: Rebuild.
6370 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6373 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
6374 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
6377 2008-08-05 Richard Henderson <rth@redhat.com>
6379 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
6380 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
6381 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
6382 * common.opt (fdwarf2-cfi-asm): New.
6383 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
6384 * config.in, configure: Rebuild.
6385 * dwarf2asm.c (dw2_asm_output_data_raw): New.
6386 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
6388 (dw2_force_const_mem): Externalize.
6389 * dwarf2asm.h: Update.
6390 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
6391 generate a real label.
6392 (output_cfi_directive): New.
6393 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
6394 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
6395 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
6397 (dwarf2out_end_epilogue): Emit .cfi_endproc.
6398 (output_loc_operands_raw, output_loc_sequence_raw): New.
6399 (output_cfa_loc_raw): New.
6401 2008-08-05 Paul Brook <paul@codesourcery.com>
6403 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
6404 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
6405 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
6406 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
6407 * config/arm/arm.h (TARGET_VFPD32): Define.
6408 (TARGET_VFP3): Use TARGET_VFPD32.
6409 (fputype): Add FPUTYPE_VFP3D16.
6410 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
6411 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
6412 * config/arm/arm-cores.def: Add cortex-r4f.
6413 * config/arm/arm-tune.md: Regenerate.
6415 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6417 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
6418 Reword some comments throughout the file.
6420 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
6421 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
6422 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
6423 MFC_MIN_DMA_LIST_ELEMENTS.
6424 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
6425 MFC_MAX_DMA_LIST_ELEMENTS.
6427 (MFC_START_ENABLE): Remove PPU-only define.
6428 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
6429 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
6431 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
6432 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
6433 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
6434 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
6435 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
6436 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
6437 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
6439 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
6440 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
6441 (mfc_sdcrt, mfc_sdcrtst): Likewise.
6442 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
6444 (spu_read_machine_status): Fix typo.
6446 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6448 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
6449 SUBREG of multi-word hard register.
6450 * config/spu/spu.c (valid_subreg): Likewise.
6451 (adjust_operand): Handle SUBREGs of multi-word hard registers.
6453 2008-08-04 Richard Guenther <rguenther@suse.de>
6455 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
6456 the candidate with the stripped base if that base is different
6457 from the original base even for offset zero.
6459 2008-08-04 Richard Guenther <rguenther@suse.de>
6462 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
6463 check for no_overflow.
6465 2008-08-04 Richard Guenther <rguenther@suse.de>
6467 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
6469 2008-08-04 Paul Brook <paul@codesourcery.com>
6471 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
6472 (arm_order_regs_for_local_alloc): New function.
6473 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
6475 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
6477 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6480 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
6481 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
6482 (ix86_expand_epilogue): Likewise.
6484 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6486 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
6489 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6491 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
6492 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
6493 (*movv2sf_internal_rex64): Ditto.
6495 2008-08-03 Jan Hubicka <jh@suse.cz>
6497 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
6498 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
6499 * expmed.c (expand_smod_pow2): Likewise.
6501 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6504 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
6505 alternative 0 of operand 1.
6506 (*vec_concatv2di_rex64_sse): Ditto.
6507 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
6509 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
6510 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
6511 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
6512 (*movv2sf_internal_rex64): Ditto.
6514 2008-08-02 Richard Guenther <rguenther@suse.de>
6517 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
6518 (ssedoublesizemode): New mode attribute.
6519 (sse_shufps): Call gen_sse_shufps_v4sf.
6520 (sse_shufps_1): Macroize.
6521 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
6522 (sse2_shufpd_1): Macroize.
6523 (vec_extract_odd, vec_extract_even): New expanders.
6524 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
6525 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
6526 * i386.c (ix86_expand_vector_init_one_nonzero): Call
6527 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
6528 (ix86_expand_vector_set): Likewise.
6529 (ix86_expand_reduc_v4sf): Likewise.
6531 2008-08-01 Doug Kwan <dougkwan@google.com>
6533 * matrix-reorg.c: Re-enable all code.
6534 (struct malloc_call_data): Change CALL_STMT to gimple type.
6535 (collect_data_for_malloc_call): Tuplify.
6536 (struct access_site_info): Change STMT to gimple type.
6537 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
6538 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
6539 (struct free_info): Change STMT to gimple type.
6540 (struct matrix_access_phi_node): Change PHI to gimple type.
6541 (get_inner_of_cast_expr): Remove.
6542 (may_flatten_matrices_1): Tuplify.
6543 (may_flatten_matrices): Ditto.
6544 (mark_min_matrix_escape_level): Ditto.
6545 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
6546 (ssa_accessed_in_call_rhs): New
6547 (ssa_accessed_in_assign_rhs): New
6548 (record_access_alloc_site_info): Tuplify.
6549 (add_allocation_site): Ditto.
6550 (analyze_matrix_allocation_site): Ditto.
6551 (analyze_transpose): Ditto.
6552 (get_index_from_offset): Ditto.
6553 (update_type_size): Ditto.
6554 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
6555 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
6556 (analyze_accesses_for_phi_node): Tuplify.
6557 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
6558 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
6559 (analyze_matrix_accesses): Tuplify.
6560 (check_var_data): New call-back type for check_var_notmodified_p.
6561 (check_var_notmodified_p): Tuplify and use call-back struct to
6562 return statement found.
6563 (can_calculate_expr_before_stmt): Factor out statement related code
6565 (can_calculate_stmt_before_stmt): New.
6566 (check_allocation_function): Tuplify.
6567 (find_sites_in_func): Ditto.
6568 (record_all_accesses_in_func): Ditto.
6569 (transform_access_sites): Ditto.
6570 (transform_allocation_sites): Ditto.
6571 (matrix_reorg): Re-enable.
6572 (gate_matrix_reorg): Re-enable.
6574 2008-08-01 Jakub Jelinek <jakub@redhat.com>
6576 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
6577 for labels for which it hasn't been set yet. If it has been set,
6578 stop walking insns and continue with next worklist item.
6579 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
6580 if the only BARRIER is at the very end of a function.
6582 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6584 * cfgexpand.c (expand_stack_alignment): Assert that
6585 stack_realign_drap and drap_rtx must match.
6587 * function.c (instantiate_new_reg): If DRAP is used to realign
6588 stack, replace virtual_incoming_args_rtx with internal arg
6591 2008-08-01 Richard Guenther <rguenther@suse.de>
6593 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
6594 loop information only if we initialized it.
6595 (execute_pre): Call fini_pre with in_fre.
6596 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
6597 if we do not unroll because we hit max-completely-peeled-insns.
6598 Use our estimation for consistency, do allow shrinking.
6600 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6602 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
6603 with MIN_STACK_BOUNDARY.
6604 (ix86_update_stack_boundary): Likewise.
6605 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
6608 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
6609 (MIN_STACK_BOUNDARY): This.
6611 2008-08-01 Richard Guenther <rguenther@suse.de>
6614 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
6616 2008-08-01 Richard Guenther <rguenther@suse.de>
6618 PR tree-optimization/36988
6619 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
6620 do not matter if that doesn't change volatile qualification.
6622 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
6624 * configure.ac: Do not generate libada-mk. Do not subst
6626 * libada-mk.in: Remove.
6627 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
6628 * configure: Regenerate.
6630 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
6632 * tree-pass.h: Added comment about not dumping passes with name
6633 starting with star in struct opt_pass.
6634 * passes.c (register_dump_files_1): Don't do dump for a pass with
6635 name starting with star.
6636 * doc/passes.texi (Pass manager): Mention pass names and special
6637 meaning of star prefix to avoid dump.
6639 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
6641 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
6643 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
6644 (ISA_MIPS64R2): New macro.
6645 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
6646 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
6647 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
6648 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
6649 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
6650 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
6651 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
6652 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
6653 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
6654 Move up to keep list alphabetically sorted.
6655 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
6656 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
6658 * doc/invoke.texi (MIPS Options): Add -mips64r2.
6659 (-march=@var{arch}): Add mips64r2.
6661 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6663 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
6665 2008-07-31 Steve Ellcey <sje@cup.hp.com>
6667 * expr.c (expand_assignment): Check for complete type.
6669 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6672 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
6674 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
6675 for stack alignment.
6677 * function.h (rtl_data): Add stack_realign_tried. Update comments.
6679 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
6681 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
6682 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
6684 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6686 PR rtl-optimization/36419
6687 * dwarf2out.c (barrier_args_size): New variable.
6688 (compute_barrier_args_size, compute_barrier_args_size_1): New
6690 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
6691 if not called yet in the current function, use barrier_args_size
6692 array to find the new args_size value.
6693 (dwarf2out_frame_debug): Free and clear barrier_args_size.
6695 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6698 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
6701 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6704 * dwarf2out.c (dwarf2out_args_size_adjust): New.
6705 (dwarf2out_stack_adjust): Use it.
6706 (dwarf2out_frame_debug_expr): Likewise.
6708 2008-07-31 Richard Guenther <rguenther@suse.de>
6710 PR tree-optimization/36978
6711 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
6712 the generated condition.
6714 2008-07-31 Richard Guenther <rguenther@suse.de>
6716 * passes.c (init_optimization_passes): Always call
6717 pass_early_warn_uninitialized.
6718 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
6719 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
6720 * doc/passes.texi (Warn for uninitialized variables): Adjust.
6722 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6725 * builtins.c (maybe_emit_free_warning): New function.
6726 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
6727 maybe_emit_free_warning for BUILT_IN_FREE.
6730 * dwarf2out.c (get_context_die): New function.
6731 (force_decl_die, force_type_die): Use it.
6732 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
6733 returns NULL, force generation of DW_TAG_typedef and put that into
6736 PR preprocessor/36649
6737 * c-pch.c (c_common_read_pch): Save and restore
6738 line_table->trace_includes across PCH restore.
6740 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
6743 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
6745 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6748 * final.c (call_from_call_insn): Handle COND_EXEC.
6750 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6752 * builtins.c (std_gimplify_va_arg_expr): Replace
6753 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
6754 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6756 2008-07-30 Joey Ye <joey.ye@intel.com>
6757 H.J. Lu <hongjiu.lu@intel.com>
6759 * builtins.c (expand_builtin_setjmp_receiver): Replace
6760 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
6761 (expand_builtin_apply_args_1): Likewise.
6762 (expand_builtin_longjmp): Need DRAP for stack alignment.
6763 (expand_builtin_apply): Likewise.
6765 * caller-save.c (setup_save_areas): Call assign_stack_local_1
6766 instead of assign_stack_local to allow alignment reduction.
6768 * calls.c (emit_call_1): Need DRAP for stack alignment if
6770 (expand_call): Replace virtual_incoming_args_rtx with
6771 crtl->args.internal_arg_pointer.
6772 * stmt.c (expand_nl_goto_receiver): Likewise.
6774 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
6775 alignment and store to stack_alignment_estimated and
6776 max_used_stack_slot_alignment.
6777 (expand_one_var): Likewise.
6778 (expand_stack_alignment): New function.
6779 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
6780 and stack_alignment_estimated fields in rtl_data. Call
6781 expand_stack_alignment at end.
6783 * defaults.h (INCOMING_STACK_BOUNDARY): New.
6784 (MAX_STACK_ALIGNMENT): Likewise.
6785 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
6786 (SUPPORTS_STACK_ALIGNMENT): Likewise.
6788 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
6789 stack alignment when generating virtual registers.
6791 * function.c (assign_stack_local): Renamed to ...
6792 (assign_stack_local_1): This. Add a parameter to indicate
6793 if it is OK to reduce alignment.
6794 (assign_stack_local): Use it.
6795 (instantiate_new_reg): Instantiate virtual incoming args rtx
6796 to vDRAP if stack realignment and DRAP is needed.
6797 (assign_parms): Collect parameter/return type alignment and
6798 contribute to stack_alignment_estimated.
6799 (locate_and_pad_parm): Likewise.
6800 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
6801 with crtl->args.internal_arg_pointer.
6803 * function.h (rtl_data): Add new field drap_reg,
6804 max_used_stack_slot_alignment, stack_alignment_estimated,
6805 stack_realign_needed, need_drap, stack_realign_processed and
6806 stack_realign_finalized.
6807 (stack_realign_fp): New macro.
6808 (stack_realign_drap): Likewise.
6810 * global.c (compute_regsets): Frame pointer is needed when
6811 stack is realigned. Can eliminate frame pointer when stack is
6812 realigned and dynamic realigned argument pointer isn't used.
6814 * reload1.c (update_eliminables): Frame pointer is needed
6815 when stack is realigned.
6816 (init_elim_table): Can eliminate frame pointer when stack is
6817 realigned and dynamic realigned argument pointer isn't used.
6819 * rtl.h (assign_stack_local_1): Declare new funtion.
6821 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
6822 (TARGET_GET_DRAP_RTX): Likewise.
6823 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
6824 TARGET_GET_DRAP_RTX.
6826 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
6828 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
6829 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
6831 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
6832 H.J. Lu <hongjiu.lu@intel.com>
6834 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
6835 vdrap_reg, stack_realign and drap_reg_saved.
6836 (add_cfi): Don't allow redefining CFA when DRAP is used.
6837 (reg_save): Handle stack alignment.
6838 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
6839 alignment. Don't generate DWARF information for (set fp sp)
6841 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
6843 (int_loc_descriptor): Move prototype forward. Also define if
6844 DWARF2_UNWIND_INFO is true.
6845 (output_cfa_loc): Handle DW_CFA_expression.
6846 (build_cfa_aligned_loc): New.
6847 (based_loc_descr): Update assert for stack realign. For local
6848 variables, use sp+offset when stack is aligned without drap and
6849 fp+offset when stack is aligned with drap. For arguments, use
6850 cfa+offset when drap is used to align stack.
6852 2008-07-30 Joey Ye <joey.ye@intel.com>
6853 H.J. Lu <hongjiu.lu@intel.com>
6855 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
6857 (ix86_gen_andsp): New.
6858 (ix86_user_incoming_stack_boundary): Likewise.
6859 (ix86_default_incoming_stack_boundary): Likewise.
6860 (ix86_incoming_stack_boundary): Likewise.
6861 (ix86_can_eliminate): Likewise.
6862 (find_drap_reg): Likewise.
6863 (ix86_update_stack_boundary): Likewise.
6864 (ix86_get_drap_rtx): Likewise.
6865 (ix86_finalize_stack_realign_flags): Likewise.
6866 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
6867 (TARGET_GET_DRAP_RTX): Likewise.
6868 (override_options): Overide option value for new options.
6869 (ix86_function_ok_for_sibcall): Remove check for
6870 force_align_arg_pointer.
6871 (ix86_handle_cconv_attribute): Likewise.
6872 (ix86_function_regparm): Likewise.
6873 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
6874 (ix86_va_start): Replace virtual_incoming_args_rtx with
6875 crtl->args.internal_arg_pointer.
6876 (ix86_select_alt_pic_regnum): Check DRAP register.
6877 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
6878 (ix86_compute_frame_layout): Compute frame layout wrt stack
6880 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
6881 (ix86_expand_prologue): Decide if stack realignment is needed
6882 and generate prologue code accordingly.
6883 (ix86_expand_epilogue): Generate epilogue code wrt stack
6884 realignment is really needed or not.
6886 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
6887 (ABI_STACK_BOUNDARY): Likewise.
6888 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
6889 (STACK_REALIGN_DEFAULT): Likewise.
6890 (INCOMING_STACK_BOUNDARY): Likewise.
6891 (MAX_STACK_ALIGNMENT): Likewise.
6892 (ix86_incoming_stack_boundary): Likewise.
6893 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
6894 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
6895 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
6896 (machine_function): Remove force_align_arg_pointer.
6898 * config/i386/i386.md (BX_REG): New.
6899 (R13_REG): Likewise.
6901 * config/i386/i386.opt (mforce_drap): New.
6902 (mincoming-stack-boundary): Likewise.
6903 (mstackrealign): Add Init(-1).
6905 * config/i386/i386-protos.h (ix86_can_eliminate): New
6907 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6909 * doc/extend.texi: Update force_align_arg_pointer.
6911 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
6914 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
6915 (INCOMING_STACK_BOUNDARY): Likewise.
6916 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
6917 (TARGET_GET_DRAP_RTX): Likewise.
6919 2008-07-30 Andreas Schwab <schwab@suse.de>
6921 PR rtl-optimization/36929
6922 * dse.c (replace_inc_dec): Use emit_insn_before instead of
6923 add_insn_before and fix argument order.
6924 (replace_inc_dec_mem): Handle NULL rtx.
6926 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
6928 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
6930 (arm_compute_initial_elimination_offset): Use it.
6931 (arm_compute_save_reg_mask): Include static chain save slot when
6932 calculating alignment.
6933 (arm_get_frame_offsets): Ditto.
6934 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
6935 that we can use to decrement the stack when the stack decrement
6936 could be too big for an immediate value in a single insn.
6937 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
6939 2008-07-30 Richard Guenther <rguenther@suse.de>
6941 PR tree-optimization/36967
6942 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
6943 Release defs of statements we remove.
6945 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6947 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
6948 instead of NULL_RTVEC.
6950 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6954 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
6957 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6959 * final.c (call_from_call_insn): New.
6960 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
6962 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
6964 * configure.ac: Substitute ADA_CFLAGS.
6965 * configure: Regenerate.
6966 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
6967 * Makefile.in: Remove mention of X_* variables.
6968 * config/pa/x-ada-hpux10: Remove.
6969 * config/pa/x-ada: Remove.
6971 * doc/fragments.texi: Update.
6973 2008-07-30 Olivier Hainque <hainque@adacore.com>
6975 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
6976 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
6977 __dso_handle explicitly here.
6979 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6982 * c-typeck.c (build_binary_op): Encapsulate code into...
6983 * c-common.c (shorten_binary_op): ...this new function.
6984 (conversion_warning): Use the new function. Handle non-negative
6985 constant in bitwise-and.
6986 * c-common.h (shorten_binary_op): Declare.
6988 2008-07-30 Olivier Hainque <hainque@adacore.com>
6990 * scan.c (make_sstring_space): Add explicit conversions of
6991 allocator's return value.
6992 * fix-header.c (recognized_function): Likewise.
6994 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6996 * doc/cpp.texi: Update to GFDL 1.2.
6997 * doc/gcc.texi: Do not list GPL as Invariant Section.
6998 * doc/gccint.texi: Likewise. Update copyright years.
6999 * doc/install.texi: Update copyright years.
7001 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7004 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7005 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7007 2008-07-29 Jan Hubicka <jh@suse.cz>
7009 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7010 (grokdeclarator): Likewise.
7011 * langhooks.c (lhd_warn_unused_global_decl): Use
7012 DECL_DECLARED_INLINE_P.
7013 * print-tree.c (print_node): Remove DECL_INLINE check.
7015 2008-07-29 Richard Guenther <rguenther@suse.de>
7017 PR tree-optimization/36945
7018 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7019 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7020 Record invariant addresses un-decomposed.
7021 (copy_reference_ops_from_call): Record reference call
7022 arguments properly. Simplify.
7023 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7024 helper split out from ...
7025 (create_component_ref_by_pieces): ... here. Simplify.
7026 Prepare for recursive invocation for call arguments.
7027 (create_expression_by_pieces): Adjust call to
7028 create_component_ref_by_pieces.
7029 (compute_avail): Process operand 2 of reference ops.
7031 2008-07-29 Richard Guenther <rguenther@suse.de>
7033 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7035 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7037 * c-format.c (check_format_types): Revert unwanted checkin.
7039 2008-07-29 Jan Hubicka <jh@suse.cz>
7041 * flags.h (flag_really_no_inline): Remove.
7042 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7043 * toplev.c (flag_really_no_inline): Remove.
7044 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7045 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7046 (cgraph_decide_inlining_incrementally): Likewise.
7047 (compute_inline_parameters): Likewise.
7048 * opts.c (decode_options): Simplify.
7049 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7050 * common.opt (finline): Initialize to 1.
7051 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7053 2008-07-29 Jan Hubicka <jh@suse.cz>
7055 * predict.c (always_optimize_for_size_p): New function.
7056 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7057 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7058 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7060 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7061 * function.c (prepare_function_start): Set default profile.
7062 * function.h (rtl_data): Add maybe_hot_insn_p.
7063 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7064 (construct_exit_block): Likewise.
7065 (tree_expand_cfg): Likewise.
7067 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7068 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7069 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7070 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7073 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7076 * c-decl.c (merge_decls): Merge USED flags.
7078 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7080 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7081 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7082 next_stack, lab_false and lab_over trees.
7084 2008-07-28 Richard Guenther <rguenther@suse.de>
7086 PR tree-optimization/36957
7087 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7088 (useless_type_conversion_p): Remove.
7089 (types_compatible_p): Remove.
7090 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7091 (useless_type_conversion_p): Declare.
7092 (types_compatible_p): Declare.
7093 (gimple_expr_type): Return the base type only if it is
7094 trivially convertible to the subtype.
7096 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7098 * configure.ac: Use the m4_do macro to concatenate the warnings into
7099 one string in ACX_PROG_CC_WARNING_OPTS,
7100 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7101 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7102 * configure: Regenerate.
7104 2008-07-28 Richard Guenther <rguenther@suse.de>
7106 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7107 (insert_fake_stores): Remove.
7108 (realify_fake_stores): Likewise.
7109 (execute_pre): Remove dead code.
7110 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7111 (find_func_aliases): Deal with it here instead.
7112 Re-enable gcc_unreachable call.
7114 2008-07-28 Richard Guenther <rguenther@suse.de>
7116 Merge from gimple-tuples-branch.
7118 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7119 * gimple.def: New file.
7120 * gsstruct.def: Likewise.
7121 * gimple-iterator.c: Likewise.
7122 * gimple-pretty-print.c: Likewise.
7123 * tree-gimple.c: Removed. Merged into ...
7124 * gimple.c: ... here. New file.
7125 * tree-gimple.h: Removed. Merged into ...
7126 * gimple.h: ... here. New file.
7128 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7129 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7130 --enable-checking=gimple flag.
7131 * config.in: Likewise.
7132 * configure: Regenerated.
7134 * tree-ssa-operands.h: Tuplified.
7135 * tree-vrp.c: Likewise.
7136 * tree-loop-linear.c: Likewise.
7137 * tree-into-ssa.c: Likewise.
7138 * tree-ssa-loop-im.c: Likewise.
7139 * tree-dump.c: Likewise.
7140 * tree-complex.c: Likewise.
7141 * cgraphbuild.c: Likewise.
7142 * tree-ssa-threadupdate.c: Likewise.
7143 * tree-ssa-loop-niter.c: Likewise.
7144 * tree-pretty-print.c: Likewise.
7145 * tracer.c: Likewise.
7146 * gengtype.c: Likewise.
7147 * tree-loop-distribution.c: Likewise.
7148 * tree-ssa-loop-unswitch.c: Likewise.
7149 * cgraph.c: Likewise.
7150 * cgraph.h: Likewise.
7151 * tree-ssa-loop-manip.c: Likewise.
7152 * value-prof.c: Likewise.
7153 * tree-ssa-loop-ch.c: Likewise.
7154 * tree-tailcall.c: Likewise.
7155 * value-prof.h: Likewise.
7158 * tree-pass.h: Likewise.
7159 * ipa-cp.c: Likewise.
7160 * tree-scalar-evolution.c: Likewise.
7161 * tree-scalar-evolution.h: Likewise.
7162 * target.h: Likewise.
7163 * lambda-mat.c: Likewise.
7164 * tree-phinodes.c: Likewise.
7165 * diagnostic.h: Likewise.
7166 * builtins.c: Likewise.
7167 * tree-ssa-alias-warnings.c: Likewise.
7168 * cfghooks.c: Likewise.
7169 * fold-const.c: Likewise.
7170 * cfghooks.h: Likewise.
7171 * omp-low.c: Likewise.
7172 * tree-ssa-dse.c: Likewise.
7173 * ipa-reference.c: Likewise.
7174 * tree-ssa-uncprop.c: Likewise.
7175 * toplev.c: Likewise.
7176 * tree-gimple.c: Likewise.
7177 * tree-gimple.h: Likewise.
7178 * tree-chrec.c: Likewise.
7179 * tree-chrec.h: Likewise.
7180 * tree-ssa-sccvn.c: Likewise.
7181 * tree-ssa-sccvn.h: Likewise.
7182 * cgraphunit.c: Likewise.
7183 * tree-ssa-copyrename.c: Likewise.
7184 * tree-ssa-ccp.c: Likewise.
7185 * tree-ssa-loop-ivopts.c: Likewise.
7186 * tree-nomudflap.c: Likewise.
7187 * tree-call-cdce.c: Likewise.
7188 * ipa-pure-const.c: Likewise.
7189 * c-format.c: Likewise.
7190 * tree-stdarg.c: Likewise.
7191 * tree-ssa-math-opts.c: Likewise.
7192 * tree-ssa-dom.c: Likewise.
7193 * tree-nrv.c: Likewise.
7194 * tree-ssa-propagate.c: Likewise.
7195 * ipa-utils.c: Likewise.
7196 * tree-ssa-propagate.h: Likewise.
7197 * tree-ssa-alias.c: Likewise.
7198 * gimple-low.c: Likewise.
7199 * tree-ssa-sink.c: Likewise.
7200 * ipa-inline.c: Likewise.
7201 * c-semantics.c: Likewise.
7202 * dwarf2out.c: Likewise.
7204 * tree-ssa-loop-ivcanon.c: Likewise.
7205 * predict.c: Likewise.
7206 * tree-ssa-loop.c: Likewise.
7207 * tree-parloops.c: Likewise.
7208 * tree-ssa-address.c: Likewise.
7209 * tree-ssa-ifcombine.c: Likewise.
7210 * matrix-reorg.c: Likewise.
7211 * c-decl.c: Likewise.
7212 * tree-eh.c: Likewise.
7213 * c-pretty-print.c: Likewise.
7214 * lambda-trans.c: Likewise.
7215 * function.c: Likewise.
7216 * langhooks.c: Likewise.
7217 * ebitmap.h: Likewise.
7218 * tree-vectorizer.c: Likewise.
7219 * function.h: Likewise.
7220 * langhooks.h: Likewise.
7221 * tree-vectorizer.h: Likewise.
7222 * ipa-type-escape.c: Likewise.
7223 * ipa-type-escape.h: Likewise.
7224 * domwalk.c: Likewise.
7225 * tree-if-conv.c: Likewise.
7226 * profile.c: Likewise.
7227 * domwalk.h: Likewise.
7228 * tree-data-ref.c: Likewise.
7229 * tree-data-ref.h: Likewise.
7230 * tree-flow-inline.h: Likewise.
7231 * tree-affine.c: Likewise.
7232 * tree-vect-analyze.c: Likewise.
7233 * c-typeck.c: Likewise.
7234 * gimplify.c: Likewise.
7235 * coretypes.h: Likewise.
7236 * tree-ssa-phiopt.c: Likewise.
7237 * calls.c: Likewise.
7238 * tree-ssa-coalesce.c: Likewise.
7239 * tree.def: Likewise.
7240 * tree-dfa.c: Likewise.
7241 * except.c: Likewise.
7242 * except.h: Likewise.
7243 * cfgexpand.c: Likewise.
7244 * tree-cfgcleanup.c: Likewise.
7245 * tree-ssa-pre.c: Likewise.
7246 * tree-ssa-live.c: Likewise.
7247 * tree-sra.c: Likewise.
7248 * tree-ssa-live.h: Likewise.
7249 * tree-predcom.c: Likewise.
7250 * lambda.h: Likewise.
7251 * tree-mudflap.c: Likewise.
7252 * ipa-prop.c: Likewise.
7253 * print-tree.c: Likewise.
7254 * tree-ssa-copy.c: Likewise.
7255 * ipa-prop.h: Likewise.
7256 * tree-ssa-forwprop.c: Likewise.
7257 * ggc-page.c: Likewise.
7258 * c-omp.c: Likewise.
7259 * tree-ssa-dce.c: Likewise.
7260 * tree-vect-patterns.c: Likewise.
7261 * tree-ssa-ter.c: Likewise.
7262 * tree-nested.c: Likewise.
7263 * tree-ssa.c: Likewise.
7264 * lambda-code.c: Likewise.
7265 * tree-ssa-loop-prefetch.c: Likewise.
7266 * tree-inline.c: Likewise.
7267 * tree-inline.h: Likewise.
7268 * tree-iterator.c: Likewise.
7269 * tree-optimize.c: Likewise.
7270 * tree-ssa-phiprop.c: Likewise.
7271 * tree-vect-transform.c: Likewise.
7272 * tree-object-size.c: Likewise.
7273 * tree-outof-ssa.c: Likewise.
7274 * cfgloop.c: Likewise.
7275 * system.h: Likewise.
7276 * tree-profile.c: Likewise.
7277 * cfgloop.h: Likewise.
7278 * c-gimplify.c: Likewise.
7279 * c-common.c: Likewise.
7280 * tree-vect-generic.c: Likewise.
7281 * tree-flow.h: Likewise.
7282 * c-common.h: Likewise.
7283 * basic-block.h: Likewise.
7284 * tree-ssa-structalias.c: Likewise.
7285 * tree-switch-conversion.c: Likewise.
7286 * tree-ssa-structalias.h: Likewise.
7287 * tree-cfg.c: Likewise.
7288 * passes.c: Likewise.
7289 * ipa-struct-reorg.c: Likewise.
7290 * ipa-struct-reorg.h: Likewise.
7291 * tree-ssa-reassoc.c: Likewise.
7292 * cfgrtl.c: Likewise.
7293 * varpool.c: Likewise.
7295 * tree-ssanames.c: Likewise.
7296 * tree-ssa-threadedge.c: Likewise.
7297 * langhooks-def.h: Likewise.
7298 * tree-ssa-operands.c: Likewise.
7299 * config/alpha/alpha.c: Likewise.
7300 * config/frv/frv.c: Likewise.
7301 * config/s390/s390.c: Likewise.
7302 * config/m32c/m32c.c: Likewise.
7303 * config/m32c/m32c-protos.h: Likewise.
7304 * config/spu/spu.c: Likewise.
7305 * config/sparc/sparc.c: Likewise.
7306 * config/i386/i386.c: Likewise.
7307 * config/sh/sh.c: Likewise.
7308 * config/xtensa/xtensa.c: Likewise.
7309 * config/stormy16/stormy16.c: Likewise.
7310 * config/ia64/ia64.c: Likewise.
7311 * config/rs6000/rs6000.c: Likewise.
7312 * config/pa/pa.c: Likewise.
7313 * config/mips/mips.c: Likewise.
7315 2008-07-28 Simon Baldwin <simonb@google.com>
7317 * c-pragma.c (handle_pragma_message): New function.
7318 (init_pragma): Register handle_pragma_message.
7319 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
7322 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
7324 PR tree-optimization/35252
7325 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
7326 REALPART_EXPR to be considered as same load operation.
7328 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
7330 PR tree-optimization/36830
7331 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
7332 (expressions_equal_p): Return false if only one operand is null.
7334 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
7336 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
7337 version requirements.
7339 2008-07-26 Olivier Hainque <hainque@adacore.com>
7341 * collect2.c (symkind): New enum. Symbol kinds we care about.
7342 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
7343 code and head comment accordingly.
7344 (scan_prog_file): Use symkind names instead of bare integers.
7346 2008-07-25 Jan Hubicka <jh@suse.cz>
7348 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
7350 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
7351 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
7352 * dojump.c (clear_pending_stack_adjust): Likewise.
7353 * print-tree.c (print_node): Ignore DECL_INLINE.
7354 * tree-inline.c (inlinable_function_p): Likewise.
7356 2008-07-25 Michael Meissner <gnu@the-meissners.org>
7358 * doc/extend.texi (hot attribute): Document that the hot attribute
7359 turns on -O3 for some ports.
7360 (cold attribute): Document that the cold attribute turns on -Os
7363 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
7364 reflect function specific option support.
7366 * target.h (struct target_option_hooks): Add fields to say whether
7367 the cold attribute implies -Os and the hot attribute implies -O3.
7369 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
7370 By default, do not turn on -Os for cold functions.
7371 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
7372 not turn on -O3 for hot functions.
7374 * c-common.c (handle_hot_attribute): Use target hook to determine
7375 if hot functions should enable -O3.
7376 (handle_cold_attribute): Use target hook to determine if cold
7377 functions should enable -Os.
7379 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
7380 (override_options): Move disable scheduling to
7381 optimization_options.
7382 (optimization_options): Disable scheduling here, not
7384 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7385 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7387 * config/ia64/ia64.c (ia64_override_options): Move setting
7388 scheduling flags to ia64_optimization_options.
7389 (ia64_optimization_options): Disable scheduling options here, and
7390 not in ia64_override_options.
7391 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7392 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7394 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
7397 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
7399 2008-07-25 Martin Jambor <mjambor@suse.cz>
7401 PR tree-optimization/36926
7402 * ipa-prop.c (ipa_analyze_call_uses): Call
7403 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
7405 2008-07-25 Joseph Myers <joseph@codesourcery.com>
7407 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7408 movv2si_internal): Add mem = reg alternative.
7410 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
7413 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
7414 DEFAULT_PCC_STRUCT_RETURN to 127.
7416 2008-07-24 Jan Hubicka <jh@suse.cz>
7418 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
7419 (build_cgraph_edges): Likewise.
7420 * cgraph.c (cgraph_node): Do not update assembler hash.
7421 (cgraph_remove_node): Drop non-unit-at-a-time code.
7422 * tree-pass.h (pass_O0_always_inline): Remove.
7423 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
7424 * toplev.c (process_options): Flag unit-at-a-time does not imply
7426 * cgraphunit.c: Update comments.
7427 (decide_is_function_needed): Drop non-unit-at-a-time mode.
7428 (cgraph_assemble_pending_functions): Remove.
7429 (cgraph_reset_node): Drop non-unit-at-a-time code.
7430 (cgraph_finalize_function): Likewise.
7431 (cgraph_analyze_function): Likewise.
7432 (cgraph_finalize_compilation_unit): Likewise.
7433 (cgraph_expand_function): Likewise.
7434 (cgraph_optimize): Likesise.
7435 (save_inline_function_body): Likewise.
7436 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
7437 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
7438 * ipa-inline.c: Update comments.
7439 (enum inlining_mode): remove INLINE_SPEED.
7440 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
7441 (cgraph_mark_inline_edge): Likewise.
7442 (try_inline): Likewise.
7443 (cgraph_decide_inlining_incrementally): Likewise.
7444 (cgraph_gate_inlining): Remove.
7445 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
7446 (cgraph_gate_early_inlining): Likewise.
7447 (gate_inline_passes): Remove.
7448 (pass_inline_parameters, pass_ipa_inline): Remove gates.
7449 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7450 pass_O0_always_inline): Remove.
7451 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
7452 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
7453 * opts.c (no_unit_at_a_time_default): Remove.
7454 (decode_options): Remove flag_unit_at_a_time reset and warning.
7455 * opts.h (no_unit_at_a_time_default): Remove.
7456 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
7457 early in GNU dialect.
7458 (merge_decls): Update comment; drop unit-at-a-time check.
7459 (finish_decl): Likewise.
7460 (grok_declaration): Remove flag_inline_trees code.
7461 (finish_functions): Return on function returning non-void on all
7463 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
7464 * cfgexpand.c (expand_one_static_var): Remove.
7465 (expand_one_var): Remove expand_one_static_var call.
7466 (expand_used_vars_for_block): Remove flag_unit_a_time check.
7467 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
7468 and flag_unit_at_a-time compatibility checks.
7469 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
7470 * tree-inline.c (flag_inline_trees): Remove.
7471 (inlinable_function_p): Don't check it.
7472 (expand_call_inline): Remove non-unit-at-a-time code.
7473 * tree-inline.h (flag_inline_trees): Remove.
7474 * tree-optimize.c (execute_early_local_optimizations): Remove
7475 unit-at-a-time checks.
7476 (tree_rest_of_compilation): Likewise.
7477 * combine.c (setup_incoming_promotions): Likewise.
7478 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
7479 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
7480 * passes.c (pass_inline_parameters): Update comments; remove
7481 O0_alwaysinline pass.
7482 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
7483 (execute_one_pass): Likewise.
7484 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
7485 (ix86_function_sseregparm): Likewise.
7486 * arm.c (arm_function_in_section_p): Likewise.
7487 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
7488 * varpool.c: Update comments.
7489 (decide_is_variable_needed): Remove unit-at-a-time checks.
7490 (varpool_finalize_decl): Likewise.
7492 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
7494 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
7496 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
7498 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
7500 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
7501 imp symbol extension.
7503 2008-07-23 Ian Lance Taylor <iant@google.com>
7505 * tree-vrp.c (infer_value_range): Ignore asm statements when
7506 looking for memory accesses for -fdelete-null-pointer-checks.
7508 2008-07-24 Ben Elliston <bje@au.ibm.com>
7510 * config/spu/spu-c.c (__vector_keyword): New variable.
7511 (vector_keyword): Likewise.
7512 (spu_categorize_keyword): New function.
7513 (spu_macro_to_expand): Likewise.
7514 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
7515 compiling an ISO C dialect.
7517 2008-07-24 Ben Elliston <bje@au.ibm.com>
7519 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
7522 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7524 * configure: Regenerate.
7525 * configure.ac: Require texinfo 4.7.
7526 * doc/install.texi: Document texinfo 4.7 requirement.
7528 2008-07-23 Martin Jambor <mjambor@suse.cz>
7530 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
7531 rather than for DECL_SAVED_TREE.
7532 * ipa-prop.c: Include diagnostic.h.
7533 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
7535 (ipa_detect_param_modifications): Function rewritten from scratch.
7536 (ipa_compute_jump_functions): Changed accesses to modification flags.
7537 (ipa_free_node_params_substructures): Update flags destruction.
7538 (ipa_node_duplication_hook): Update flags duplication.
7539 (ipa_print_all_params_modified): Updated flag access.
7540 * ipa-prop.h (struct ipa_param_flags): New structure.
7541 (struct ipa_node_params): New field modification_analysis_done,
7542 modified_flags changed into param_flags.
7543 (ipa_is_ith_param_modified): Changed to use new flags.
7544 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
7546 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
7547 ipa-cp.c and split into two functions.
7548 (ipa_print_node_jump_functions): New function.
7549 (compute_scalar_jump_functions): New function.
7550 (type_like_member_ptr_p): New function.
7551 (compute_pass_through_member_ptrs): New function.
7552 (fill_member_ptr_cst_jump_function): New function.
7553 (determine_cst_member_ptr): New function.
7554 (compute_cst_member_ptr_arguments): New function.
7555 (ipa_compute_jump_functions): Complete rewrite.
7556 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
7557 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
7558 (struct ipa_member_ptr_cst): New structure.
7559 (union jump_func_value): New field member_cst.
7560 * ipa-cp.c (ipcp_lat_is_insertable): New function.
7561 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
7562 jump function types.
7563 (ipcp_print_all_lattices): Slight fprintf rearrangement.
7564 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
7565 instead of ipcp_print_all_jump_functions.
7566 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
7567 only for replacable scalars.
7569 * doc/invoke.texi (Optimize options): Add description of
7570 -findirect-inlining.
7571 * common.opt (flag_indirect_inlining): New flag.
7572 * opts.c (decode_options): Set flag_indirect_inlining when
7575 * ipa-inline.c: Include ipa-prop.h.
7576 (inline_indirect_intraprocedural_analysis): New function.
7577 (inline_generate_summary): Allocate parameter and argument info
7578 structures, call inline_indirect_intraprocedural_analysis on each
7579 node when doing indirect inlining and deallocate indirect inlining
7580 data structures in the end.
7581 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
7582 (free_all_ipa_structures_after_iinln): New function.
7583 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
7585 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
7587 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
7588 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7589 of computing the frequency separately.
7590 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7591 of computing the frequency separately.
7592 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
7593 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
7594 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
7595 (ipa_get_stmt_member_ptr_load_param): New function.
7596 (ipa_is_ssa_with_stmt_def): New function.
7597 (ipa_note_param_call): New function.
7598 (ipa_analyze_call_uses): New function.
7599 (ipa_analyze_stmt_uses): New function.
7600 (ipa_analyze_params_uses): New function.
7601 (ipa_free_node_params_substructures): Also free the param_calls linked
7603 (ipa_node_duplication_hook): Also duplicate the param_calls
7605 (ipa_print_node_param_flags): New function.
7606 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
7607 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
7608 * ipa-prop.h (struct ipa_param_flags): New field called.
7609 (struct ipa_param_call_note): New structure.
7610 (struct ipa_node_params): New fields param_calls and
7612 (ipa_is_ith_param_called): New function.
7613 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
7614 ipa_analyze_params_uses and dump parameter flags.
7616 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
7617 ipa_propagate_indirect_call_infos if performing indirect inlining,
7618 pass a new parameter new_edges to it.
7619 (add_new_edges_to_heap): New fucntion.
7620 (cgraph_decide_inlining_of_small_functions): New vector
7621 new_indirect_edges for newly found indirect edges , call
7622 ipa_propagate_indirect_call_infos after inlining.
7623 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
7624 inlining if performing indirect inlining. Call
7625 free_all_ipa_structures_after_iinln when doing so too.
7626 (inline_generate_summary): Do not call
7627 free_all_ipa_structures_after_iinln here.
7628 * ipa-prop.c (update_jump_functions_after_inlining): New function.
7629 (print_edge_addition_message): New function.
7630 (update_call_notes_after_inlining): New function.
7631 (propagate_info_to_inlined_callees): New function.
7632 (ipa_propagate_indirect_call_infos): New function.
7633 * ipa-prop.h: Include cgraph.h
7634 (struct ipa_param_call_note): Fields reordered, new field processed.
7635 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
7637 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
7638 rediscovered call statements.
7639 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
7640 (dump_cgraph_node): Dump also the indirect_call flag.
7641 (cgraph_clone_edge): Copy also the indirect_call flag.
7642 * tree-inline.c (copy_bb): Do not check for fndecls from call
7643 expressions, check for edge availability when moving clones.
7644 (get_indirect_callee_fndecl): New function.
7645 (expand_call_inline): If callee declaration is not apprent from
7646 the statement, try calling get_indirect_callee_fndecl. Do not
7647 issue warnings or call sorry when not inlinings an indirect edge.
7648 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
7650 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
7651 bit more frandly to matching.
7652 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
7653 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
7654 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
7656 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7659 * opth-gen.awk: Suppress function specific features when building
7661 * optc-gen.awk: Ditto.
7663 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7666 * diagnostic.c (pedwarn): Add opt parameter.
7668 * c-tree.h (pedwarn_init): Add opt parameter.
7669 (pedwarn_c90): Likewise.
7670 (pedwarn_c99): Likewise.
7671 * c-errors.c (pedwarn_c99): Likewise.
7672 (pedwarn_c90): Likewise.
7673 * toplev.h (pedwarn): Update declaration.
7674 (pedwarn0): Declare.
7675 * c-lex.c: All calls to pedwarn changed.
7676 * builtins.c: All calls to pedwarn changed.
7677 * toplev.c: All calls to pedwarn changed.
7678 * c-decl.c: All calls to pedwarn changed.
7679 * c-typeck.c: All calls to pedwarn changed.
7680 * c-common.c: All calls to pedwarn changed.
7681 * c-parser.c: All calls to pedwarn changed.
7683 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7684 Karthik Kumar <karthikkumar@gmail.com>
7686 * attribs.c (file scope): Include c-common.h.
7687 (decl_attributes): Add support for #pragma GCC optimize and
7690 * targhooks.c (default_can_inline_p): New function that is the
7691 default for the TARGET_CAN_INLINE_P target hook.
7693 * targhooks.h (default_can_inline_p): Add declaration.
7695 * tree.c (cl_optimization_node): New static tree for building
7696 OPTIMIZATION_NODE tree.
7697 (cl_target_option_node): New static tree for building
7698 TARGET_OPTION_NODE tree.
7699 (cl_option_hash_table): New hash table for hashing
7700 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7701 (cl_option_hash_hash): New function to provide the hash value for
7702 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7703 (cl_option_hash_eq): New function to provide an equality test for
7704 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7705 (tree_code_size): Add support for OPTIMIZATION_NODE and
7706 TARGET_OPTION_NODE trees.
7707 (tree_code_structure): Add support for OPTIMIZATION_NODE and
7708 TARGET_OPTION_NODE trees.
7709 (build_optimization_node): Build a tree that has all of the
7710 current optimization options.
7711 (build_target_option_node): Build a tree that has the target
7712 options that might be changed on a per function basis.
7714 * tree.h (file scope): Include options.h.
7715 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
7716 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7717 (TREE_OPTIMIZATION): Ditto.
7718 (TREE_TARGET_SPECIFIC): Ditto.
7719 (struct tree_function_decl): Add fields for remembering the
7720 current optimization options and target specific options.
7721 (struct tree_optimization_option): New tree variant that remembers
7722 the optimization options.
7723 (struct tree_target_option): New tree variant that remembers the
7724 target specific flags that might change for compiling a particular
7726 (union tree_node): Include tree_optimization_option and
7727 tree_target_option fields.
7728 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
7729 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
7730 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
7731 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
7732 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
7733 optimization and target options.
7734 (optimization_default_node): New macro to refer to global_trees
7736 (optimization_current_node): Ditto.
7737 (optimization_cold_node): Ditto.
7738 (optimization_hot_node): Ditto.
7739 (target_option_default_node): Ditto.
7740 (target_option_current_node): Ditto.
7741 (current_option_pragma): Ditto.
7742 (current_optimize_pragma): Ditto.
7744 * target.h (struct gcc_target): Add valid_option_attribute_p,
7745 target_option_save, target_option_restore, target_option_print,
7746 target_option_pragma_parse, and can_inline_p hooks.
7748 * toplev.h (parse_optimize_options): Add declaration.
7749 (fast_math_flags_struct_set_p): Ditto.
7751 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
7752 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
7755 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
7756 tree_can_inline_p hook to see if one function can inline another.
7757 (cgraph_decide_inlining): Ditto.
7758 (cgraph_decide_inlining_incrementally): Ditto.
7760 * opts.c (decode_options): Add support for running multiple times
7761 to allow functions with different target or optimization options
7762 than was specified on the command line.
7763 (fast_math_flags_struct_set_p): New function that is similar to
7764 fast_math_flags_set_p, except it uses the values in the
7765 cl_optimization structure instead of global variables.
7767 * optc-gen.awk: Add support for TargetSave to allow a back end to
7768 declare new fields that need to be saved when using function
7769 specific options. Include flags.h and target.h in the options.c
7770 source. Add support for Save to indicate which options can be set
7771 for individual functions. Generate cl_optimize_save,
7772 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
7773 cl_target_option_restore, cl_target_option_print functions to
7774 allow functions to use different optimization or target options.
7776 * opt-functions.awk (var_type_struct): Return the type used for
7777 storing the field in a structure.
7779 * opth-gen.awk: Add support for TargetSave to allow a back end to
7780 declare new fields that need to be saved when using function
7781 specific options. Add support for Save to indicate which options
7782 can be set for individual functions. Only generate one extern for
7783 Mask fields. Generate cl_optimization and cl_target_option
7784 structures to remember optimization and target options.
7786 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
7787 collecting new tree nodes.
7788 (TS_TARGET_OPTION): Ditto.
7790 * c-decl.c (merge_decls): Merge function specific target and
7791 optimization options.
7793 * function.c (invoke_set_current_function_hook): If the function
7794 uses different optimization options, change the global variables
7797 * coretypes.h (struct cl_optimization): Add forward reference.
7798 (struct cl_target_option): Ditto.
7800 * c-pragma.c (option_stack): New static vector to remember the
7801 current #pragma GCC option stack.
7802 (handle_pragma_option): New function to support #pragma GCC option
7803 to change target options.
7804 (optimize_stack): New static vector to remember the current
7805 #pragma GCC optimize stack.
7806 (handle_pragma_optimize): New function to support #pragma GCC
7807 optimize to change optimization options.
7808 (init_pragma): Add support for #pragma GCC optimize and #pragma
7811 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
7812 optimization options.
7813 (TARGET_OPTION_NODE): New tree code for remembering certain target
7816 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
7817 TARGET_OPTION_NODE trees.
7819 * common.opt (-O): Add Optimization flag.
7821 (-fmath-errno): Ditto.
7822 (-falign-functions): Add UInteger flag to make sure flag gets full
7823 int in cl_optimization structure.
7824 (-falign-jumps): Ditto.
7825 (-falign-labels): Ditto.
7826 (-falign-loops): Ditto.
7827 (-fsched-stalled-insns): Ditto.
7828 (-fsched-stalled-insns-dep): Ditto.
7830 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
7832 (TARGET_OPTION_SAVE): Ditto.
7833 (TARGET_OPTION_RESTORE): Ditto.
7834 (TARGET_OPTION_PRINT): Ditto.
7835 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7836 (TARGET_CAN_INLINE_P): Ditto.
7837 (TARGET_INITIALIZER): Add new hooks.
7839 * tree-inline.c (tree_can_inline_p): New function to determine
7840 whether one function can inline another. Check if the functions
7841 use compatible optimization options, and also call the backend
7844 * tree-inline.h (tree_can_inline_p): Add declaration.
7846 * c-common.c (c_common_attribute): Add support for option and
7847 optimize attributes.
7848 (handle_option_attribute): Add support for the option attribute to
7849 allow the user to specify different target options for compiling a
7851 (handle_optimize_attribute): Add support for the optimize
7852 attribute to allow the user to specify different optimization
7853 options for compiling a specific function.
7854 (handle_hot_attribute): Turn on -O3 optimization for this one
7855 function if it isn't the default optimization level.
7856 (handle_cold_attribute): Turn on -Os optimization for this one
7857 function if it insn't the default optimization.
7858 (const_char_p): New const char * typedef.
7859 (optimize_args): New static vector to remember the optimization
7861 (parse_optimize_options): New function to set up the optimization
7862 arguments from either the optimize attribute or #pragma GCC optimize.
7864 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
7865 (builtin_define_std): Ditto.
7867 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
7868 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
7869 (x86_64-*-*): Ditto.
7871 * Makefile.in (TREE_H): Add options.h.
7872 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
7874 * doc/extend.texi (option attribute): Document new attribute.
7875 (optimize attribute): Ditto.
7876 (hot attribute): Document hot attribute sets -O3.
7877 (cold attribute): Document cold attribute sets -Os.
7878 (#pragma GCC option): Document new pragma.
7879 (#pragma GCC optimize): Ditto.
7881 * doc/options.texi (TargetSave): Document TargetSave syntax.
7882 (UInteger): Document UInteger must be used for certain flags.
7883 (Save): Document Save option to create target specific options
7884 that can be saved/restored on a function specific context.
7886 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
7887 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7889 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
7890 (TARGET_OPTION_SAVE): Ditto.
7891 (TARGET_OPTION_RESTORE): Ditto.
7892 (TARGET_OPTION_PRINT): Ditto.
7893 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7894 (TARGET_CAN_INLINE_P): Ditto.
7896 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
7898 (-mfpmath=both): Ditto.
7900 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7901 Karthik Kumar <karthikkumar@gmail.com>
7903 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
7904 (TARGET_POPCNT): Ditto.
7905 (TARGET_SAHF): Ditto.
7906 (TARGET_AES): Ditto.
7907 (TARGET_PCLMUL): Ditto.
7908 (TARGET_CMPXCHG16B): Ditto.
7909 (TARGET_RECIP): Move switch into target_flags.
7910 (TARGET_FUSED_MADD): Ditto.
7911 (ix86_arch_features): Make an unsigned char type.
7912 (ix86_tune_features): Ditto.
7913 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
7914 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
7915 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
7917 * config/i386/i386.opt (arch): New TargetSave field to define
7918 fields that need to be saved for function specific option support.
7921 (branch_cost): Ditto.
7922 (ix86_isa_flags_explicit): Ditto.
7923 (tune_defaulted): Ditto.
7924 (arch_specified): Ditto.
7925 (-m128-long-double): Add Save flag to save option for target
7926 specific option support.
7928 (-maccumulate-outgoing-args): Ditto.
7929 (-malign-double): Ditto.
7930 (-malign-stringops): Ditto.
7931 (-mfancy-math-387): Ditto.
7932 (-mhard-float): Ditto.
7934 (-minline-all-stringops): Ditto.
7935 (-minline-stringops-dynamically): Ditto.
7936 (-mms-bitfields): Ditto.
7937 (-mno-align-stringops): Ditto.
7938 (-mno-fancy-math-387): Ditto.
7939 (-mno-push-args): Ditto.
7940 (-mno-red-zone): Ditto.
7941 (-mpush-args): Ditto.
7942 (-mred-zone): Ditto.
7944 (-msseregparm): Ditto.
7945 (-mstack-arg-probe): Ditto.
7960 (-mrecip): Move flag into target_flags.
7962 (-mno-fused-madd): Ditto.
7963 (-mfused-madd): Ditto.
7964 (-mabm): Move flag into ix86_isa_flags.
7971 * config/i386/i386-c.c: New file for #pragma support.
7972 (ix86_target_macros_internal): New function to #define or #undef
7973 target macros based when the user uses the #pragma GCC option to
7974 change target options.
7975 (ix86_pragma_option_parse): New function to add #pragma GCC option
7977 (ix86_target_macros): Move defining the target macros here from
7978 TARGET_CPU_CPP_BUILTINS in i386.h.
7979 (ix86_register_pragmas): Register the #pragma GCC option hook. If
7980 defined, initialize any subtarget #pragmas.
7982 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
7983 REGISTER_TARGET_PRAGMAS.
7985 * config/i386/t-i386: New file for x86 dependencies.
7986 (i386.o): Make dependencies mirror the include files used.
7987 (i386-c.o): New file, add dependencies.
7989 * config/i386/i386-protos.h (override_options): Add bool argument.
7990 (ix86_valid_option_attribute_tree): Add declaration.
7991 (ix86_target_macros): Ditto.
7992 (ix86_register_macros): Ditto.
7994 * config/i386/i386.c (ix86_tune_features): Move initialization of
7995 the target masks to initial_ix86_tune_features to allow functions
7996 to have different target options. Make type unsigned char,
7997 instead of unsigned int.
7998 (initial_ix86_tune_features): New static vector to hold processor
7999 masks for the tune variables.
8000 (ix86_arch_features): Move initialization of the target masks to
8001 initial_ix86_arch_features to allow functions to have different
8002 target options. Make type unsigned char, instead of unsigned int.
8003 (initial_ix86_arch_features): New static vector to hold processor
8004 masks for the arch variables.
8005 (enum ix86_function_specific_strings): New enum to describe the
8006 string options used for attribute((option(...))).
8007 (ix86_target_string): New function to return a string that
8008 describes the target options.
8009 (ix86_debug_options): New function to print the current options in
8011 (ix86_function_specific_save): New function hook to save the
8012 function specific global variables in the cl_target_option structure.
8013 (ix86_function_specific_restore): New function hook to restore the
8014 function specific variables from the cl_target_option structure to
8015 the global variables.
8016 (ix86_function_specific_print): New function hook to print the
8017 target specific options in the cl_target_option structure.
8018 (ix86_valid_option_attribute_p): New function hook to validate
8019 attribute((option(...))) arguments.
8020 (ix86_valid_option_attribute_tree): New function that is common
8021 code between attribute((option(...))) and #pragma GCC option
8022 support that parses the options and returns a tree holding the options.
8023 (ix86_valid_option_attribute_inner_p): New helper function for
8024 ix86_valid_option_attribute_tree.
8025 (ix86_can_inline_p): New function hook to decide if one function
8026 can inline another on a target specific basis.
8027 (ix86_set_current_function); New function hook to switch target
8028 options if the user used attribute((option(...))) or #pragma GCC
8030 (ix86_tune_defaulted): Move to static file scope from
8032 (ix86_arch_specified): Ditto.
8033 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8035 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8036 (OPTION_MASK_ISA_ABM_SET): Ditto.
8037 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8038 (OPTION_MASK_ISA_CX16_SET): Ditto.
8039 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8040 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8041 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8042 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8043 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8044 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8045 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8046 (struct ptt): Move to static file scope from override_options.
8047 (processor_target_table): Ditto.
8049 (ix86_handle_option): Add support for options that are now isa options.
8050 (override_options): Add support for declaring functions that
8051 support different target options than were specified on the
8052 command line. Move struct ptt, processor_target_table, cpu_names,
8053 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8054 Add bool argument. Fix up error messages so the appropriate error
8055 is given for either command line or attribute.
8056 (ix86_previous_fndecl): New static to remember previous function
8057 declaration to see if we need to change target options.
8058 (ix86_builtins_isa): New array to record the ISA of each builtin
8060 (def_builtin): Always create the builtin function, even if the
8061 current ISA doesn't support it.
8062 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8063 tests for those builtins.
8064 (ix86_init_builtins): Remove TARGET_MMX test for calling
8065 ix86_init_mmx_sse_builtins.
8066 (ix86_expand_builtin): If the current ISA doesn't support a given
8067 builtin, signal an error.
8068 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8069 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8070 (TARGET_OPTION_SAVE): Ditto.
8071 (TARGET_OPTION_RESTORE): Ditto.
8072 (TARGET_OPTION_PRINT): Ditto.
8073 (TARGET_CAN_INLINE_P): Ditto.
8075 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
8077 * c-typeck.c (build_external_ref): Don't call assemble_external.
8078 * final.c (output_operand): Call assemble_external.
8080 2008-07-21 DJ Delorie <dj@redhat.com>
8082 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8083 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8085 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8087 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8088 original insn and splitter contents into ...
8089 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8090 flag_unsafe_math_optimizations. Add dummy scratch register.
8091 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8092 !flag_unsafe_math_optimizations. Returns number with next
8093 highest magnitude if this is still less or equal to the true
8094 quotient in magnitude.
8096 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
8098 * Makefile.in: Replace toplev.h with TOPLEV_H.
8099 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8100 * c-lex.c (fe_file_change): Don't set in_system_header.
8101 * c-parser.c (c_token): Remove in_system_header.
8102 (c_lex_one_token): Don't set in_system_header.
8103 (c_parser_set_source_position_from_token): Don't set in_system_header.
8104 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8107 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8108 * flags.h (in_system_header): Remove.
8109 * function.c (saved_in_system_header): Remove.
8110 (push_cfun): Don't set in_system_header.
8111 (pop_cfun): Don't set in_system_header.
8112 (push_struct_function): Don't set in_system_header.
8113 * input.h (expanded_location): Add sysp.
8114 (in_system_header_at): New.
8115 (in_system_header): New.
8116 * toplev.c (in_system_header): Remove.
8117 * toplev.h: Include input.h
8119 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8120 * tree-ssa.c (warn_uninit): Call warning_at.
8121 (warn_uninitialized_var): Update calls to warn_uninit.
8122 (warn_uninitialized_phi): Update calls to warn_uninit.
8123 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8124 (expand_location): Initialize xloc.sysp.
8125 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8126 (tree_decl_with_vis): Remove in_system_header_flag.
8128 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8131 * recog.c (asm_operand_ok): Change the order of the extra
8132 memory constraint checks.
8134 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8137 * tree-switch-conversion.c (build_one_array): Call
8138 varpool_mark_needed_node and varpool_finalize_decl
8139 instead of assemble_variable.
8141 2008-07-19 Jan Hubicka <jh@suse.cz>
8143 * cgraph.c (cgraph_add_new_function): Do early local passes.
8144 * tree-nrv.c (gate_pass_return_slot): New gate.
8145 (pass_nrv): Add the gate.
8146 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8148 (coalesce_ssa_name): Coalesce SSA names.
8149 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8150 not optimizing so unused user vars remains visible.
8151 * common.opt (flag_tree_ter): Always enable by default.
8152 * tree-ssa-ter.c: Include flags.h
8153 (is_replaceable_p): Check that locations match; when aliasing
8154 is missing be conservative about loads.
8155 * tree-optimize.c (gate_init_datastructures): Remove.
8156 (pass_init_datastructures): New.
8157 * passes.c: Reorder passes so we always go into SSA.
8159 2008-07-19 Jan Hubicka <jh@suse.cz>
8161 * doc/extend.texi (flatten attribute): Remove note about
8163 * doc/invoke.texi (--combine): Likewise.
8164 (-finline-functions-called-once): Update levels when enabled.
8165 (-funit-at-a-time): Document new behaviour.
8166 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8167 -fno-section-anchors when disabled explicitly.
8168 (inline params): They are not ignored now.
8169 (precompiled headers): Remove unit-at-a-time as being incompatible.
8170 * opts.c (decode_options): Handle unit-at-a-time as alias;
8171 imply -fno-section-anchors when toplevel reorder is disabled
8173 * common.opt (ftoplevel-reorder): Set default value to 2.
8174 (funit-at-a-time): Set default value to 1.
8175 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8178 2008-07-19 Jan Hubicka <jh@suse.cz>
8180 * builtins.c (expand_builtin_int_roundingfn,
8181 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
8184 2008-07-19 Richard Guenther <rguenther@suse.de>
8187 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
8188 * tree-ssa-sccvn.c (get_constant_value_id): New function.
8189 * tree-ssa-pre.c (get_expr_value_id): For newly created
8190 constant value-ids make sure to add the expression to its
8193 2008-07-19 Jakub Jelinek <jakub@redhat.com>
8196 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
8197 return value of the builtin is ignored.
8199 2008-07-19 Olivier Hainque <hainque@adacore.com>
8201 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
8202 bits, a C conformant malloc implementation has to provide.
8203 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
8205 2008-07-19 Joseph Myers <joseph@codesourcery.com>
8209 * reload.c (find_reloads_subreg_address): Only reload address if
8210 reloaded == 0, not for reloaded != 1.
8213 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8214 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8215 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8216 m32c_legitimize_reload_address.
8218 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8219 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8220 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8222 2008-07-19 Olivier Hainque <hainque@adacore.com>
8224 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
8225 argument, saying whether nested array are to be collapsed
8226 into a single array type DIE with multiple subscripts.
8227 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
8228 issues, centralize the nested array types collapsing control and
8229 disable the transformation for Ada.
8231 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
8234 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
8236 (x86_64_shift_adj_2): New expander.
8237 (x86_64_shift_adj_3): Ditto.
8238 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
8239 to split TImode operands.
8240 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
8241 (ix86_split_lshr): Ditto.
8243 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
8245 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
8246 and __CHAR32_TYPE__.
8247 * c-typeck.c (digest_init): Support char16_t and char32_t.
8248 (set_nonincremental_init_from_string): Idem.
8250 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8253 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
8254 PREFERRED_STACK_BOUNDARY.
8255 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8257 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8260 * function.c (locate_and_pad_parm): Cap boundary earlier.
8262 2008-07-17 Julian Brown <julian@codesourcery.com>
8264 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
8265 no-op for targets which don't use DLLs.
8267 2008-07-17 Martin Jambor <mjambor@suse.cz>
8269 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
8270 that nodes are relevant by examining the node->analyzed flag.
8271 (ipcp_init_stage): Check which nodes are relevant, assert that the
8272 relevant ones are also required.
8273 (ipcp_propagate_stage): Check on the side arrays are properly
8275 (ipcp_print_all_jump_functions): Make sure not to touch any node
8276 that is not analyzed or an edge that does not have a corresponding
8277 entry in the on-the-side vectors.
8278 (ipcp_function_scale_print): Likewise.
8279 (ipcp_update_callgraph): Check that the node is relevant.
8280 (ipcp_insert_stage): Check that the node is relevant. Check there is
8281 an info for every node and edge.
8282 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
8283 (ipa_print_all_tree_maps): Likewise and a new variable info.
8284 (ipa_print_all_params_modified): Likewise.
8285 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
8287 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
8290 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
8292 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
8294 PR rtl-optimization/36753
8295 * fwprop.c (use_killed_between): Don't shortcut
8296 single-definition global registers.
8298 2008-07-16 Jan Hubicka <jh@suse.cz>
8300 * cgraph.h (varpool_empty_needed_queue): Declare.
8301 * cgraphunit.c (output_in_order): Mark all variables as needed;
8303 * varpool.c (varpool_assemble_node): Update debug queue.
8304 (varpool_assemble_pending_decls): Don't do it here.
8305 (varpool_empty_needed_queue): New function.
8307 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8309 * recog.c (peephole2_optimize): Fix formatting.
8311 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8313 * c-pch.c (get_ident): Avoid C++ keywords.
8314 * combine-stack-adj.c (single_set_for_csa): Likewise.
8315 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
8316 output_asm_insn): Likewise.
8317 * reload.c (push_secondary_reload, find_reusable_reload,
8318 push_reload, combine_reloads, find_reloads,
8319 debug_reload_to_stream): Likewise.
8320 * reload.h (struct reload): Likewise.
8321 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
8322 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
8323 emit_output_reload_insns): Likewise.
8324 * targhooks.c (default_secondary_reload): Likewise.
8325 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
8327 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8329 * recog.c (validate_change_1, validate_change,
8330 validate_unshare_change, validate_replace_rtx_1, struct
8331 funny_match, constrain_operands, peephole2_optimize): Avoid C++
8333 * reload.c (push_secondary_reload, secondary_reload_class,
8334 scratch_reload_class, find_valid_class, find_reusable_reload,
8335 push_reload, find_dummy_reload, find_reloads_address_1,
8336 find_reloads_address_part, find_equiv_reg): Likewise.
8337 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
8338 choose_reload_regs): Likewise.
8339 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
8341 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
8342 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8343 * sched-rgn.c (concat_INSN_LIST): Likewise.
8344 * stor-layout.c (mode_for_size, mode_for_size_tree,
8345 smallest_mode_for_size): Likewise.
8347 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8349 * cfg.c (dump_reg_info): Avoid C++ keywords.
8350 * dwarf2asm.c (dw2_force_const_mem,
8351 dw2_asm_output_encoded_addr_rtx): Likewise.
8352 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
8353 * expmed.c (expand_shift): Likewise.
8354 * global.c (find_reg): Likewise.
8355 * graph.c (draw_edge): Likewise.
8356 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
8357 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
8358 widen_clz, widen_bswap, expand_parity, expand_unop,
8359 emit_cmp_and_jump_insn_1): Likewise.
8360 * postreload.c (reload_cse_simplify_operands): Likewise.
8361 * ra.h (add_neighbor): Likewise.
8362 * reg-stack.c (remove_regno_note, change_stack): Likewise.
8363 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
8364 record_reg_classes, copy_cost, record_address_regs,
8365 invalid_mode_change_p): Likewise.
8366 * regrename.c (regrename_optimize, scan_rtx_reg,
8367 dump_def_use_chain, find_oldest_value_reg,
8368 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
8370 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8372 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
8373 MASK_POWERPC64 for power4 in previous commit.
8375 2008-07-16 Olivier Hainque <hainque@adacore.com>
8377 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
8378 instead of bare conversion to cast const-ness away.
8380 2008-07-16 Anatoly Sokolov <aesok@post.ru>
8382 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
8383 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
8384 * config/xtensa/xtensa.c (xtensa_function_value): New function.
8385 (TARGET_FUNCTION_VALUE): Define.
8387 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8389 * config/rs6000/rs6000.c (processor_target_table): Add
8390 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
8392 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8395 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8396 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8397 m32c_legitimize_reload_address.
8399 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
8401 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
8402 DECL_IN_SYSTEM_HEADER in sync.
8404 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
8406 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
8407 * tree-ssa-pre.c (pre_expr_eq): Ditto
8408 (get_constant_for_value_id): Take a type as an argument.
8409 (fully_constant_expression): Pass in type.
8410 (find_or_generate_expression): Short circuit constant case.
8411 (create_expression_by_pieces): Remove special casing of
8413 (do_regular_insertion): Short circuit constant case.
8414 (do_partial_partial_insertion): Ditto.
8416 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8419 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
8421 2008-07-15 Bob Wilson <bob.wilson@acm.org>
8423 * config/xtensa/libgcc-xtensa.ver: New file.
8424 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
8426 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8428 * df-problems.c (df_set_note): Avoid C++ keywords.
8429 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
8430 * dse.c (record_store, remove_useless_values): Likewise.
8431 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
8432 gen_reg_rtx_offset, operand_subword, change_address_1,
8433 change_address, adjust_address_1, offset_address,
8434 widen_memory_access, emit_copy_of_insn_after): Likewise.
8435 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
8436 * fwprop.c (should_replace_address, propagate_rtx_1,
8437 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
8439 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
8440 gcse_emit_move_after, update_ld_motion_stores): Likewise.
8441 * lcm.c (compute_insert_delete, pre_edge_lcm,
8442 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
8443 * lower-subreg.c (resolve_reg_notes): Likewise.
8444 * mode-switching.c (optimize_mode_switching): Likewise.
8446 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8448 * bt-load.c (add_btr_def, migrate_btr_def,
8449 branch_target_load_optimize): Avoid C++ keywords.
8450 * caller-save.c (insert_restore, insert_save, insert_one_insn):
8452 * combine.c (subst, simplify_set, make_extraction,
8453 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
8454 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
8455 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
8457 2008-07-15 Richard Guenther <rguenther@suse.de>
8460 * c-common.c (strict_aliasing_warning): Do not warn for
8461 TYPE_REF_CAN_ALIAS_ALL pointers.
8462 (c_common_get_alias_set): may_alias types are not special.
8463 * tree.c (build_pointer_type_for_mode): Look up the may_alias
8464 attribute and set can_ref_all accordingly.
8465 (build_reference_type_for_mode): Likewise.
8466 * doc/extend.texi (may_alias): Clarify.
8468 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8471 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8472 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8474 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8477 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
8478 gcc_assert, instead call output_operand_lossage.
8480 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
8482 * builtins.c (std_canonical_va_list): Treat structure based
8485 2008-07-15 Ben Elliston <bje@au.ibm.com>
8487 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
8489 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
8491 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
8494 2008-07-14 Jan Hubicka <jh@suse.cz>
8496 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
8497 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
8498 fix predicates and constraints.
8499 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
8500 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
8502 2008-07-14 Doug Kwan <dougkwan@google.com>
8504 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
8505 additional option file arm/eabi.opt.
8506 * config/arm/eabi.h (File): New configuration file for EABI targets.
8507 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
8508 SUBSUBTARGET_EXTRA_SPECS.
8509 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
8510 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
8511 from STARTFILE_SPEC so that it can be referenced in an override.
8512 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
8513 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
8514 can be referenced in an override.
8515 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
8516 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
8517 so that it can be referenced in an override.
8518 (LINK_SPEC): Use BPABI_LINK_SPEC.
8519 * config/arm/eabi.opt (File): New.
8521 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8523 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
8524 (FIXED_VALUE_H): New variable.
8525 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
8526 input.h, fixed-value.h.
8527 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
8528 (BASIC_BLOCK_H): Use $(BITMAP_H).
8529 (FUNCTION_H): Add varray.h.
8530 (IPA_REFERENCE_H): Use $(BITMAP_H).
8531 (CGRAPH_H): Add $(BASIC_BLOCK_H).
8532 (DF_H): Use $(BITMAP_H).
8533 (GGC_H): Add statistics.h.
8535 (INSN_ATTR_H): Use it.
8536 (SYSTEM_H): Add safe-ctype.h, filenames.h.
8538 (SYMTAB_H): Add $(OBSTACK_H).
8539 (CPP_INTERNAL_H): New.
8540 (TREE_DUMP_H): Add tree-pass.h.
8541 (TREE_FLOW_H): Use $(BITMAP_H)
8542 (PRETTY_PRINT_H): Use $(INPUT_H).
8543 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
8546 (many object files): Fix lots of header dependencies throughout.
8548 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8550 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
8552 (s-gtyp-input): Use them to write tmp-gi.list.
8553 (echo_to_gi.list): Remove.
8555 2008-07-14 Richard Guenther <rguenther@suse.de>
8557 * tree-ssa-sccvn.c (pre_info): Remove.
8558 (switch_to_PRE_table): Likewise.
8559 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
8560 (set_hashtable_value_ids): Do not create value-ids for the
8562 (run_scc_vn): Remove double test. Remove bogus special-case
8563 in value-number printing.
8564 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
8565 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
8567 * tree-flow-inline.h (get_value_handle): Remove.
8568 * tree-flow.h (get_value_handle): Remove.
8570 2008-07-14 Martin Jambor <mjambor@suse.cz>
8572 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
8573 in which we generate arithmetics is not a subrange.
8575 2008-07-14 Martin Jambor <mjambor@suse.cz>
8577 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
8579 2008-07-14 Richard Guenther <rguenther@suse.de>
8581 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
8583 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
8586 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
8587 reload for symbol refs moved to r0 with -fPIC.
8588 (legitimize_pic_address): Use the target register as temporary
8590 (emit_symbolic_move): Adjust comment.
8591 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
8594 2008-07-14 Ben Elliston <bje@au.ibm.com>
8596 * c-common.h (C_CPP_HASHNODE): New macro.
8597 * coretypes.h (struct cpp_token): Forward declare.
8598 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8599 the context-sensitive keyword method.
8600 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
8601 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
8602 expand_bool_pixel): New.
8603 (altivec_categorize_keyword): New function.
8604 (init_vector_keywords): New function.
8605 (rs6000_macro_to_expand): Likewise.
8606 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
8607 compiling an ISO C dialect.
8609 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
8611 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
8612 (create_expression_by_pieces): Fix typo.
8613 (do_regular_insertion): Use debug counter here too.
8615 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
8618 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
8619 CONST_OK_FOR_LETTER_P. All port-local users changed.
8620 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
8621 implement Kp matching power-of-two.
8622 (CONSTRAINT_LEN): Define to match.
8623 * config/cris/cris.md: Replace all use of constraint K with Kc.
8624 ("*btst*): Use Kp for operand 0 of last alternative.
8626 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8629 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
8632 2008-07-13 Jan Hubicka <jh@suse.cz>
8634 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
8637 2008-07-13 Richard Guenther <rguenther@suse.de>
8640 * langhooks.c (lhd_print_error_function): Deal with recursive
8643 2008-07-12 Jan Hubicka <jh@suse.cz>
8645 * cgraph.c (assembler_name_hash): New static var.
8646 (hash_node_by_assembler_name, eq_assembler_name): New.
8647 (cgraph_node_for_asm): Use hashtable.
8648 (cgraph_remove_node): Maintain hashtable.
8649 (change_decl_assembler_name): Sanity check that names are not changing
8650 after aliasing was processed.
8651 * cgraph.h (varpoon_node): Add next GGC marker.
8652 * tree.c (decl_assembler_name_equal): Constify.
8653 (decl_assembler_name_hash): New.
8654 * tree.h (decl_assembler_name_equal): Constify.
8655 (decl_assembler_name_hash): Update.
8657 2008-07-12 David Daney <ddaney@avtrex.com>
8659 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8662 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
8664 * doc/md.texi: Document the MIPS "v" constraint.
8665 * config/mips/mips.h (reg_class): Revert last change.
8666 (REG_CLASS_NAMES): Likewise.
8667 (REG_CLASS_CONTENTS): Likewise.
8668 * config/mips/mips.c (mips_regno_to_class): Likewise.
8669 * config/mips/constraints.md (v): Likewise, but add documentation.
8670 Add a comment to say that this constraint should not be used in
8673 2008-07-11 DJ Delorie <dj@redhat.com>
8675 * config/h8300/h8300.md (length): Fix branch offset limit.
8677 2008-07-11 Anatoly Sokolov <aesok@post.ru>
8679 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
8680 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
8681 (avr_hard_regno_scratch_ok): New function.
8682 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8683 * config/avr/avr.md (all peepholes that request a scratch register):
8684 Remove avr_peep2_scratch_safe use.
8686 2008-07-11 Tom Tromey <tromey@redhat.com>
8687 Ian Lance Taylor <iant@google.com>
8689 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
8690 (struct c_common_resword): Define.
8691 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
8692 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
8693 (c_common_reswords, num_c_common_reswords): Declare.
8694 * c-common.c (c_common_reswords): New global const array.
8695 (num_c_common_reswords): New const int.
8696 * c-parser.c (struct resword, reswords): Don't define.
8697 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
8698 (c_parse_init): Clarify mask code. Use c_common_reswords rather
8699 than reswords. If warning about C++ keywords, give them a special
8701 (c_lex_one_token): Warn about C++ keywords. Call
8702 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
8703 (c_parser_external_declaration): Look for RID_xxx rather than
8704 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
8705 (c_parser_statement_after_labels): Likewise.
8706 (c_parser_objc_class_instance_variables): Likewise.
8707 (c_parser_objc_class_declaration): Likewise.
8708 (c_parser_objc_try_catch_statement): Likewise.
8709 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
8710 (declspecs_add_type): Likewise.
8712 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
8714 * ggc-page.c (alloc_page):
8715 Substituting xmalloc, xcalloc with
8716 XNEWVEC and XCNEWVAR macros which add the
8719 2008-07-11 Richard Guenther <rguenther@suse.de>
8721 PR tree-optimization/36765
8722 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
8723 aliases from HEAP vars to SMTs.
8725 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8727 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
8728 * configure.ac (loose_warn): Move -Wc++-compat from here...
8729 (strict_warn): ...to here.
8730 * configure: Regenerate.
8732 2008-07-10 Joseph Myers <joseph@codesourcery.com>
8734 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
8735 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
8736 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
8737 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
8738 excluding more specific h8300-*-* and sh-*-* targets.
8740 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
8742 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
8744 (execute_pre): Call loop_optimizer_finalize in early exit.
8746 2008-07-10 Jakub Jelinek <jakub@redhat.com>
8749 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
8750 uids in the bitmap, not just VAR_DECL uids.
8752 PR rtl-optimization/36419
8753 * combine-stack-adj.c (adjust_frame_related_expr): New function.
8754 (combine_stack_adjustments_for_block): Call it if needed. Delete
8756 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
8757 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
8758 prologue sp adjustment.
8760 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
8763 * opts.c (print_ignored_options): Report postponed diagnostics for
8764 unknown -Wno-* options as warnings, not errors.
8765 (postpone_unknown_option_error): Renamed to...
8766 (postpone_unknown_option_warning): ... this.
8768 2008-07-09 Doug Kwan <dougkwan@google.com>
8771 2008-07-08 Doug Kwan <dougkwan@google.com>
8773 * config/arm/arm.opt (mandroid): New option.
8774 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8775 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8777 (CC1PLUS_SPEC): Same.
8779 (STARTFILE_SPEC): Same.
8780 (ENDFILE_SPEC): Same.
8781 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8784 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
8787 * config/mips/mips.h (reg_class): Remove V1_REG.
8788 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8789 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
8791 (mips_get_tp): New function.
8792 (mips_legitimize_tls_address): Use it.
8793 * config/mips/constraints.md (v): Delete.
8794 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
8795 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
8796 After reload, split into a move and ...
8797 (*tls_get_tp_<mode>_split): ...this new instruction.
8799 2008-07-09 David Daney <ddaney@avtrex.com>
8801 * config/mips/driver-native.c: Include coretypes.h and tm.h.
8803 2008-07-09 Jakub Jelinek <jakub@redhat.com>
8805 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
8806 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
8808 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
8809 htab_delete should be called. Don't free c.
8810 (lookup_tmp_var): Create temp_htab lazily.
8811 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
8812 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
8814 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
8815 lower_omp_ordered, lower_omp_critical, lower_omp_for,
8816 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
8817 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
8818 * tree-sra.c (generate_element_init): Likewise.
8819 * tree-mudflap.c (execute_mudflap_function_ops,
8820 execute_mudflap_function_decls): Likewise.
8821 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
8822 * tree-gimple.h (struct gimplify_ctx): New type.
8823 (push_gimplify_context): Adjust prototype.
8825 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
8827 * tree-ssa-pre.c (phi_translate_1): Update placement of
8830 2008-07-09 Anatoly Sokolov <aesok@post.ru>
8832 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
8833 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
8834 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
8835 * targhooks.c (default_hard_regno_scratch_ok): New function.
8836 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
8837 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
8838 * recog.c: Include "target.h".
8839 (peep2_find_free_register): Add check for global regs. Add target
8841 * Makefile.in (recog.o): Depend on target.h.
8843 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
8845 * config/sh/sh.c (sh_canonical_va_list_type): New.
8846 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
8848 2008-07-09 Raksit Ashok <raksit@google.com>
8850 * doc/invoke.texi (Option Summary): Mention new option
8851 -Wdisallowed-function-list=...
8852 (Warning Options): Document -Wdisallowed-function-list=...
8853 * common.opt (Wdisallowed-function-list=): New flag.
8854 * flags.h (warn_disallowed_functions): External definition of new
8855 boolean warning flag.
8856 (warn_if_disallowed_function_p): Declare new function.
8857 * opts.c (warning_disallowed_functions): New static variable.
8858 (warn_disallowed_functions): New boolean warning flag.
8859 (warn_if_disallowed_function_p): New function.
8860 (add_comma_separated_to_vector): Rename
8861 add_instrument_functions_exclude_list to this.
8862 (common_handle_option): Handle new option. Rename calls to
8863 add_instrument_functions_exclude_list into calls to
8864 add_comma_separated_to_vector.
8865 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
8866 based on flag warn_disallowed_functions.
8868 2008-07-09 Christian Bruel <christian.bruel@st.com>
8870 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
8871 instead of get_attr_length.
8873 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8875 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
8877 * genemit.c (gen_insn): Likewise.
8878 * gengtype.c (note_def_vec): Likewise.
8879 * gengtype.h (note_def_vec): Likewise.
8880 * genoutput.c (struct data, output_insn_data, process_template,
8881 gen_expand, gen_split, note_constraint): Likewise.
8882 * genrecog.c (new_decision, add_to_sequence, factor_tests,
8883 make_insn_sequence): Likewise.
8884 * gensupport.c (record_insn_name): Likewise.
8886 2008-07-08 Doug Kwan <dougkwan@google.com>
8888 * config/arm/arm.opt (mandroid): New option.
8889 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8890 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8892 (CC1PLUS_SPEC): Same.
8894 (STARTFILE_SPEC): Same.
8895 (ENDFILE_SPEC): Same.
8896 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8899 2008-07-08 Raksit Ashok <raksit@google.com>
8901 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
8902 (set_storage_via_setmem): Fix expected_align parameter.
8903 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
8904 missing from the list.
8905 * doc/md.texi (movmem): Explicitly state that expected alignment is
8906 to be expressed in bytes.
8907 (setmem): Explicitly state that expected alignment is to be expressed
8910 2008-07-08 Joseph Myers <joseph@codesourcery.com>
8912 * reload.c (find_reloads_subreg_address): Do not require validity
8913 of address in original mode before reloading address.
8915 2008-07-07 Tianwei Sheng <tianweis@google.com>
8917 * df-core.c (df_remove_problem): Adjust the access to avoid out of
8918 bounds array access.
8920 2008-07-08 Jakub Jelinek <jakub@redhat.com>
8922 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
8924 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
8926 Fix PR tree-optimization/23455
8927 Fix PR tree-optimization/35286
8928 Fix PR tree-optimization/35287
8929 * Makefile.in (OBJS-common): Remove tree-vn.o.
8930 (tree-vn.o): Remove.
8931 * dbgcnt.def: Add treepre_insert debug counter.
8932 * gcc/tree-flow.h (add_to_value): Updated for other changes.
8933 (debug_value_expressions): Ditto.
8934 (print_value_expressions): Ditto.
8935 * tree-pretty-print.c (dump_generic_node): Updated for
8936 VALUE_HANDLE removal.
8937 * tree-ssa-dom.c (record_equality): Ditto.
8938 (cprop_operand): Ditto.
8939 (lookup_avail_expr): Ditto.
8940 * tree-ssa-threadedge.c
8941 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
8942 (simplify_control_stmt_condition): Ditto.
8943 * tree.c (tree_code_size): Ditto.
8944 (tree_node_structure): Ditto.
8945 (iterative_hash_expr): Ditto.
8947 * tree.h (VALUE_HANDLE_ID): Ditto.
8948 (VALUE_HANDLE_EXPR_SET): Ditto.
8949 (struct tree_value_handle): Ditto.
8950 (union tree_node): Ditto.
8951 * treestruct.def: Ditto.
8952 * tree-vn.c: Removed.
8953 * tree-ssa-pre.c: Rewritten entirely.
8954 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
8955 (constant_value_ids): Ditto.
8956 (vn_nary_op_t): Moved to header.
8958 (vn_reference_op_t): Ditto
8959 (vn_reference_t): Ditto.
8960 (next_value_id): New variable.
8961 (VN_INFO): Add an assert.
8962 (vn_constant_eq): New function.
8963 (vn_constant_hash): Ditto.
8964 (get_or_alloc_constant_value_id): Ditto.
8965 (value_id_constant_p): Ditto.
8966 (vn_reference_compute_hash): De-staticify.
8967 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
8968 Disable some code with a FIXME. Remove VALUE_HANDLE use.
8969 (valueize_refs): Update opcode if it changes from ssa name to constant.
8970 (vn_reference_lookup_1): Add new argument.
8971 (vn_reference_lookup): Ditto.
8972 (vn_reference_lookup_pieces): New function.
8973 (vn_reference_insert): Add return type. Modify to deal with value ids.
8974 (vn_reference_insert_pieces): New function.
8975 (vn_nary_op_compute_hash): De-staticify.
8976 (vn_nary_op_eq): Ditto.
8977 (vn_nary_op_lookup_pieces): New function.
8978 (vn_nary_op_lookup): Add new argument.
8979 (vn_nary_op_insert_pieces): New function.
8980 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
8981 (vn_phi_insert): Ditto.
8982 (visit_unary_op): Update for callee changes.
8983 (visit_binary_op): Ditto.
8984 (visit_reference_op_load): Ditto.
8985 (visit_reference_op_store): Ditto.
8986 (init_scc_vn): Init next_value_id, constant_to_value_id and
8988 (free_scc_vn): Free them.
8989 (set_hashtable_value_ids): New function.
8990 (run_scc_vn): Use it.
8991 (get_max_value_id): New function.
8992 (get_next_value_id): Ditto.
8993 (expressions_equal_p): Moved from tree-vn.c
8994 (sort_vuses): Ditto.
8995 (sort_vuses_heap): Ditto.
8996 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
8998 * tree.c (iterative_hash_hashval_t): Made non-static
8999 * tree.h (iterative_hash_hashval_t): Declare it.
9001 2008-07-08 Martin Jambor <mjambor@suse.cz>
9003 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9004 instead of ipa_create_node_params.
9005 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9006 ipa_check_create_edge_args, free them with
9007 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9009 * ipa-prop.c: Include flags.h and tree-inline.h.
9010 (ipa_node_params_vector): New variable.
9011 (ipa_edge_args_vector): New variable.
9012 (edge_removal_hook_holder): New variable.
9013 (node_removal_hook_holder): New variable.
9014 (edge_duplication_hook_holder): New variable.
9015 (node_duplication_hook_holder): New variable.
9016 (ipa_detect_param_modifications): Check for presence of modified flags.
9017 (ipa_compute_jump_functions): Check for presence of jump functions.
9018 (ipa_free_edge_args_substructures): New function.
9019 (ipa_create_node_params): Removed.
9020 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9021 (ipa_free_node_params_substructures): New function.
9022 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9024 (ipa_edge_removal_hook): New function.
9025 (ipa_node_removal_hook): New function.
9026 (duplicate_array): New function.
9027 (ipa_edge_duplication_hook): New function.
9028 (ipa_node_duplication_hook): New function.
9029 (ipa_register_cgraph_hooks): New function.
9030 (ipa_unregister_cgraph_hooks): New function.
9031 (free_all_ipa_structures_after_ipa_cp): New function.
9033 * ipa-prop.h: Include vec.h.
9034 (ipa_node_params_t): New typedef with vector types for it.
9035 (ipa_edge_args_t): New typedef with vector types for it.
9036 (IPA_NODE_REF): Changed to access an on-the-side vector.
9037 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9038 (ipa_check_create_node_params): New function.
9039 (ipa_check_create_edge_args): New function.
9041 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9044 2008-07-07 Tom Tromey <tromey@redhat.com>
9046 * configure, config.in: Rebuilt.
9047 * configure.ac: Don't check for scandir or alphasort.
9049 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9051 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9052 types immediately after creating them.
9054 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9056 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9058 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9060 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9061 dump_constraint_graph.
9062 (dump_constraint_edge): New function.
9063 (dump_constraint_graph): New function.
9064 (debug_constraint_graph): New function.
9065 (dump_constraint): Removed useless comparison.
9066 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9067 (dump_constraint_graph): Declare.
9068 (debug_constraint_graph): Declare.
9069 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9071 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9073 * config/i386/i386.c (is_va_list_char_pointer): New.
9074 (ix86_va_start): Replace compare with ms_va_list_type_node
9075 by is_va_list_char_pointer.
9076 (ix86_gimplify_va_arg): Likewise.
9078 2008-07-07 Martin Jambor <mjambor@suse.cz>
9080 * cgraph.c (cgraph_edge_max_uid): New variable.
9081 (struct cgraph_edge_hook_list): New type.
9082 (struct cgraph_node_hook_list): New type.
9083 (struct cgraph_2edge_hook_list): New type.
9084 (struct cgraph_2node_hook_list): New type.
9085 (first_cgraph_edge_removal_hook): New variable.
9086 (first_cgraph_node_removal_hook): New variable.
9087 (first_cgraph_edge_duplicated_hook): New variable.
9088 (first_cgraph_node_duplicated_hook): New variable.
9089 (cgraph_add_edge_removal_hook): New function.
9090 (cgraph_remove_edge_removal_hook): New function.
9091 (cgraph_call_edge_removal_hooks): New function.
9092 (cgraph_add_node_removal_hook): New function.
9093 (cgraph_remove_node_removal_hook): New function.
9094 (cgraph_call_node_removal_hooks): New function.
9095 (cgraph_add_edge_duplication_hook): New function.
9096 (cgraph_remove_edge_duplication_hook): New function.
9097 (cgraph_call_edge_duplication_hooks): New function.
9098 (cgraph_add_node_duplication_hook): New function.
9099 (cgraph_remove_node_duplication_hook): New function.
9100 (cgraph_call_node_duplication_hooks): New function.
9101 (cgraph_create_edge): Assign to edge uid.
9102 (cgraph_remove_edge): Call edge removal hooks.
9103 (cgraph_node_remove_callees): Call edge removal hooks.
9104 (cgraph_node_remove_callers): Call edge removal hooks.
9105 (cgraph_remove_node): Call node removal hooks.
9106 (cgraph_clone_edge): Call edge duplication hooks.
9107 (cgraph_clone_node): Call node duplication hooks.
9109 * cgraph.h (cgraph_edge): New field uid.
9110 (cgraph_edge_hook): New type.
9111 (cgraph_node_hook): New type.
9112 (cgraph_2edge_hook): New type.
9113 (cgraph_2node_hook): New type.
9115 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9117 * config.in: Regenerate.
9119 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9121 * gcc.c (print_sysroot): New.
9122 (option_map, display_help, process_command): Handle the
9123 -print-sysroot option.
9124 (main): Print the sysroot if requested.
9125 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9127 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9130 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9132 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9134 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9135 (assign_parm_setup_block_p): Also check mode of entry_parm.
9137 2008-07-07 Richard Guenther <rguenther@suse.de>
9139 * tree-ssa-structalias.h (set_used_smts): Remove.
9140 * tree-ssa-structalias.c (used_smts): Likewise.
9141 (set_used_smts): Likewise.
9142 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9143 call to set_used_smts.
9145 2008-07-07 Richard Guenther <rguenther@suse.de>
9147 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9148 (new_var_info): Set it to false.
9149 (solution_set_add): Correctly handle pointers outside a var and
9151 (type_safe): Treat variables with is_full_var properly.
9152 (do_sd_constraint): Likewise.
9153 (do_ds_constraint): Likewise.
9154 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9155 (get_constraint_for_ptr_offset): New function.
9156 (get_constraint_for_component_ref): For addresses at least include
9157 the last field of the variable. Handle is_full_vars properly.
9158 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9159 (handle_ptr_arith): Remove.
9160 (find_func_aliases): Simplify assignment handling.
9161 (create_function_info_for): For parameter and result varinfos set
9163 (create_variable_info_for): Set is_full_var flag whenever we
9164 just created a single varinfo for a decl.
9165 (init_alias_vars): Initialize use_field_sensitive from
9166 max-fields-for-field-sensitive parameter.
9168 2008-07-07 Richard Guenther <rguenther@suse.de>
9170 PR tree-optimization/36713
9171 * tree-flow-inline.h (is_call_used): New function.
9172 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9173 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9174 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9176 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9178 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9180 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
9182 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
9184 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9185 Nathan Sidwell <nathan@codesourcery.com>
9187 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
9188 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
9190 * config/m68k/t-linux: New.
9191 * doc/install.texi: Document m68k-*-linux is now multilibbed by
9194 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
9196 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
9197 * config/m68k/m68k-devices.def: Remove multilibs that only differ
9200 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9202 * gcc.c (execute): Fix -Wc++-compat warning.
9204 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
9207 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
9208 constant for little endian.
9210 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
9212 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
9213 mips_base_mips16 instead of TARGET_MIPS16.
9214 (mips_base_mips16): Declare.
9215 * config/mips/mips.c (mips_base_mips16): Make global.
9216 (was_mips16_p): Remove GTY marker.
9217 (was_mips16_pch_p): New variable.
9218 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
9219 (mips_override_options): Force to non-MIPS16 mode initially.
9220 Do not complain about MIPS16 PIC incompatibilities here.
9221 Only allow -mgpopt if -mexplicit-relocs is in force for
9224 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
9226 * configure.ac: Check for caddr_t, define to char * if not defined.
9227 * configure: Regenerate.
9228 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
9229 (mmap_gt_pch_use_address): Likewise.
9230 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
9232 2008-07-06 Richard Guenther <rguenther@suse.de>
9234 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
9235 (new_var_info): Deal with it.
9236 (solution_set_add): Likewise.
9237 (bitpos_of_field): Make signed, fix.
9238 (struct fieldoff): Remove type and decl fields. Make size field
9239 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
9241 (fieldoff_compare): Deal with it.
9242 (push_fields_onto_fieldstack): Remove has_union argument, glob
9243 adjacent non-pointer fields together.
9244 (create_function_info_for): Do not set has_union.
9245 (create_variable_info_for): Simplify.
9247 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
9249 * config.gcc (extra_headers): Add cross-stdarg.h for target
9250 x86_64-*-* and i?86-*-*.
9251 * config/i386/cross-stdarg.h: New.
9252 * builtins.c (std_fn_abi_va_list): New.
9253 (std_canonical_va_list_type): New.
9254 (stabilize_va_list): Replace va_list_type_node use by
9255 mtarget.canonical_va_list_type.
9256 (gimplify_va_arg_expr): Likewise.
9257 (expand_builtin_va_copy): Replace va_list_type_node use by
9258 mtarget.fn_abi_va_list.
9259 * tree-sra.c (is_va_list_type): New helper.
9260 (decl_can_be_decomposed_p): Replace
9261 va_list_type_node use by is_va_list_type.
9262 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
9263 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9264 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
9265 * config/i386/i386-protos.h (ix86_get_valist_type): New.
9266 (ix86_enum_va_list): New.
9267 * config/i386/i386.c (sysv_va_list_type_node): New.
9268 (ms_va_list_type_node): New.
9269 (ix86_function_type_abi): Remove sorry.
9270 (ix86_build_builtin_va_list_abi): New.
9271 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
9273 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
9274 (ix86_init_builtins_va_builtins_abi): New.
9275 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
9277 (ix86_handle_abi_attribute): New.
9278 (attribute_spec): Add sysv_abi and ms_abi.
9279 (ix86_fn_abi_va_list): New.
9280 (ix86_canonical_va_list_type): New.
9281 (ix86_enum_va_list): New.
9282 (TARGET_FN_ABI_VA_LIST): New.
9283 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9284 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
9285 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
9286 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9287 (TARGET_ENUM_VA_LIST): New.
9288 * expr.h (std_fn_abi_va_list): New.
9289 (std_canonical_va_list_type): New.
9290 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
9291 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9292 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
9293 TARGET_CANONICAL_VA_LIST_TYPE.
9294 * target.h (struct gcc_target): Add fn_abi_va_list hook
9295 and canonical_va_list_type hook.
9297 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9299 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
9300 integral and pointer types.
9302 2008-07-04 Roger Sayle <roger@eyesopen.com>
9304 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
9305 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
9307 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
9310 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
9312 2008-07-04 Jakub Jelinek <jakub@redhat.com>
9314 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
9315 build_gimple_modify_stmt.
9316 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
9317 gimple operand. Use fold_build* instead of build*.
9319 2008-07-04 Richard Guenther <rguenther@suse.de>
9321 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
9322 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
9323 properly to compute the reachability set if we do field-sensitive PTA.
9324 * invoke.texi (max-fields-for-field-sensitive): Document default.
9325 * opts.c (decode_options): Set max-fields-for-field-sensitive to
9326 100 for optimize >= 2.
9328 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9330 * ggc-zone.c (lookup_page_table_if_allocated,
9331 set_page_table_entry, zone_find_object_size, alloc_small_page,
9332 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
9333 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
9334 -Wc++-compat and/or -Wcast-qual warnings.
9336 2008-07-04 Alan Modra <amodra@bigpond.net.au>
9339 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
9340 pic_offset_table_rtx to be marked as used here.
9341 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
9342 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
9343 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
9344 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
9347 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9349 * alloc-pool.c (hash_descriptor, eq_descriptor,
9350 alloc_pool_descriptor): Fix -Wc++-compat warnings.
9351 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
9353 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
9354 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
9355 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
9356 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
9359 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
9361 * tree-flow.h (loop_only_exit_p): Declare.
9362 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
9363 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
9364 the number of iterations if it is constant. Otherwise, if this is the
9365 only possible exit of the loop, use the conservative estimate on the
9366 number of iterations of the entire loop if available.
9368 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
9370 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
9371 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
9372 Add synchronization functions.
9373 * config/sync.c: New file.
9374 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
9375 (LIBGCC_SYNC_CFLAGS): Likewise.
9377 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
9380 * config/i386/i386.md (mode): Add TF to "mode" attribute.
9381 (*pushtf_sse): New insn pattern.
9382 (pushtf splitters): New splitters.
9384 2008-07-03 Michael Meissner <gnu@the-meissners.org>
9387 * predict.c (build_predict_expr): Use void_type_node for the tree
9388 type, instead of NULL_TREE.
9390 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
9392 * config/i386/i386.c (contains_aligned_value_p): Return true
9394 (ix86_data_alignment): Align TCmode to 128bits.
9395 (ix86_local_alignment): Likewise.
9397 2008-07-03 Andrew Haley <aph@redhat.com>
9400 * vec.h (VEC_TA): New.
9401 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
9402 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
9403 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
9404 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
9405 (C_COMMON_FIXED_TYPES): Remove first arg.
9406 (C_COMMON_FIXED_MODE_TYPES): Likewise.
9407 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
9408 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
9409 not to use empty macro arguments.
9411 2008-07-02 Joseph Myers <joseph@codesourcery.com>
9413 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
9414 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
9415 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
9416 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
9417 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
9418 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
9419 config/ia64/crtn.asm, config/m68hc11/larith.asm,
9420 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
9421 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
9422 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
9423 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
9424 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
9425 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
9426 config/rs6000/e500crtres64gpr.asm,
9427 config/rs6000/e500crtres64gprctr.asm,
9428 config/rs6000/e500crtrest32gpr.asm,
9429 config/rs6000/e500crtrest64gpr.asm,
9430 config/rs6000/e500crtresx32gpr.asm,
9431 config/rs6000/e500crtresx64gpr.asm,
9432 config/rs6000/e500crtsav32gpr.asm,
9433 config/rs6000/e500crtsav64gpr.asm,
9434 config/rs6000/e500crtsav64gprctr.asm,
9435 config/rs6000/e500crtsavg32gpr.asm,
9436 config/rs6000/e500crtsavg64gpr.asm,
9437 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
9438 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
9439 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
9440 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
9441 config/sparc/sol2-cn.asm: Remove .file directives.
9443 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
9445 * resource.c (mark_referenced_resources): Look inside
9446 UNSPEC_VOLATILEs and ASM_INPUTs.
9448 2008-07-02 Ian Lance Taylor <iant@google.com>
9450 * rtlanal.c (add_reg_note): New function.
9451 * rtl.h (add_reg_note): Declare.
9452 * auto-inc-dec.c (attempt_change): Use add_reg_note.
9453 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
9454 * builtins.c (expand_builtin_longjmp): Likewise.
9455 (expand_builtin_nonlocal_goto): Likewise.
9456 * calls.c (emit_call_1, expand_call): Likewise.
9457 * cfgexpand.c (add_reg_br_prob_note): Likewise.
9458 * cfglayout.c (fixup_reorder_chain): Likewise.
9459 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
9460 (commit_one_edge_insertion): Likewise.
9461 * combine.c (move_deaths, distribute_notes): Likewise.
9462 * df-problems.c (df_set_note): Likewise.
9463 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
9464 (set_unique_reg_note): Likewise.
9465 (emit_copy_of_insn_after): Likewise.
9466 * expr.c (expand_expr_real): Likewise.
9467 * gcse.c (add_label_notes): Likewise.
9468 * haifa-sched.c (create_check_block_twin): Likewise.
9469 * jump.c (mark_jump_label_1): Likewise.
9470 * loop-doloop.c (add_test, doloop_modify): Likewise.
9471 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9472 * lower-subreg.c (move_eh_region_note): Likewise.
9473 * optabs.c (emit_libcall_block): Likewise.
9474 * predict.c (predict_insn): Likewise.
9475 (combine_predictions_for_insn): Likewise.
9476 * recog.c (peephole2_optimize): Likewise.
9477 * regmove.c (try_auto_increment): Likewise.
9478 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
9479 * reload.c (find_reloads): Likewise.
9480 * reload1.c (fixup_eh_region_note): Likewise.
9481 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
9482 * reorg.c (delete_prior_computation): Likewise.
9483 (delete_computation, dbr_schedule): Likewise.
9484 * config/pa/pa.c (legitimize_pic_address): Likewise.
9485 * config/sh/sh.c (sh_reorg): Likewise.
9487 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9490 * config/libgcc-glibc.ver: Add %exclude.
9491 * config/m32r/libgcc-glibc.ver: Likwise.
9492 * config/s390/libgcc-glibc.ver: Likwise.
9493 * config/sh/libgcc-glibc.ver: Likwise.
9494 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
9496 * config/i386/libgcc-glibc.ver: New.
9498 * config/i386/libgcc-x86_64-glibc.ver: Removed.
9500 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9502 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
9503 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
9504 i[34567]86-*-linux*, x86_64-*-linux*. Add
9505 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
9506 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
9507 x86_64-*-linux*. Add i386/t-linux to tmake_file for
9508 i[34567]86-*-linux*, x86_64-*-linux*.
9510 * libgcc-std.ver: Add empty GCC_4.4.0.
9512 * mkmap-symver.awk: Support multiple versions per symbol.
9514 * config/i386/i386.c (ix86_init_builtins): Always define
9515 __builtin_fabsq and __builtin_copysignq with fallbacks.
9516 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
9517 and __builtin_copysignq if SSE2 isn't available.
9519 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
9520 (LIBGCC2_TF_CEXT): Likwise.
9523 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
9525 * config/i386/sfp-machine.h: Moved to libgcc.
9527 * config/i386/sfp-machine.h: New.
9528 * config/i386/t-linux: Likwise.
9530 * config/i386/t-darwin: Remove softfp_wrap_start and
9532 * config/i386/t-darwin64: Likewise.
9534 * config/i386/t-fprules-softfp64: Renamed to ...
9535 * config/i386/t-fprules-softfp: This.
9537 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
9538 and softfp_wrap_end.
9540 2008-07-02 Jason Merrill <jason@redhat.com>
9542 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
9544 * tree.c (ctor_to_list): New fn.
9545 * tree.h: Declare it.
9546 (CONSTRUCTOR_ELT): New macro.
9547 (CONSTRUCTOR_NELTS): New macro.
9549 2008-07-02 Richard Guenther <rguenther@suse.de>
9551 * tree-ssa-structalias.c (struct variable_info): Reorder
9552 to fill padding on 64bit hosts. Make collapsed_to an int.
9553 (get_varinfo_fc): Deal with that.
9554 (new_var_info): Likewise.
9555 (collapse_rest_of_var): Likewise.
9557 2008-07-02 Joshua Sumali <jsumali@redhat.com>
9559 * doc/install.texi (--enable-java-home): Document.
9560 (--enable-aot-compile-rpm): Likewise.
9561 (--with-arch-directory): Likewise.
9562 (--with-os-directory): Likewise.
9563 (--with-origin-name): Likewise.
9564 (--with-arch-suffix): Likewise.
9565 (--with-jvm-root-dir): Likewise.
9566 (--with-jvm-jar-dir): Likewise.
9567 (--with-python-dir): Likewise.
9569 2008-07-02 Richard Guenther <rguenther@suse.de>
9571 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
9572 from decls explicitly. Merge operand checking from tuples.
9574 2008-07-02 Martin Jambor <mjambor@suse.cz>
9576 * tree-switch-conversion.c: Included timevar.h which I forgot before.
9578 2008-07-02 Martin Jambor <mjambor@suse.cz>
9580 * tree-switch-conversion.c: Included timevar.h
9581 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
9583 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
9585 2008-07-02 Martin Jambor <mjambor@suse.cz>
9587 * tree-switch-conversion.c: Corrected various comments and
9589 (build_constructors): Fixed minor formatting mistakes.
9591 * invoke.texi (Optimize Options): Corrected the
9592 switch-conversion-max-branch-ratio parameter.
9594 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
9596 * final.c (asm_insn_count): Return zero for an empty asm body.
9598 2008-07-02 Richard Guenther <rguenther@suse.de>
9600 * bitmap.h (bitmap_set_bit): Return bool.
9601 (bitmap_clear_bit): Likewise.
9602 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
9603 write to the bitmap if it would.
9604 (bitmap_clear_bit): Likewise.
9605 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
9606 bitmap_set_bit return value.
9607 (add_pred_graph_edge): Likewise.
9608 (add_graph_edge): Likewise.
9609 (do_sd_constraint): Likewise.
9610 (do_ds_constraint): Likewise.
9612 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9614 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
9615 Fix -Wc++-compat and/or -Wcast-qual warnings.
9616 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
9617 gen_regparm_prefix): Likewise.
9618 * vmsdbgout.c (write_modbeg, lookup_filename,
9619 vmsdbgout_source_line, vmsdbgout_init): Likewise.
9621 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
9623 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
9624 defaults.h definition apply.
9626 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9628 * function.c (assign_parm_remove_parallels): New.
9629 (assign_parm_setup_block_p): Do not return true for non-BLKmode
9631 (assign_parm_setup_block): Do not handle them.
9632 (assign_parm_setup_reg, assign_parm_setup_stack): Call
9633 assign_parm_remove_parallels.
9635 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9637 * c-typeck.c (convert_for_assignment): Use
9638 vector_targets_convertible_p.
9639 * c-common.c (vector_targets_convertible_p): New.
9640 * c-common.h (vector_targets_convertible_p): New prototype.
9641 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
9642 opaque_p_V2SI_type_node.
9644 2008-07-01 Steve Ellcey <sje@cup.hp.com>
9646 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
9649 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
9651 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
9652 TFmode constants via two element DImode vector for hosts with
9653 HOST_BITS_PER_WIDE_INT < 64.
9654 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
9655 also for HOST_BITS_PER_WIDE_INT < 64.
9657 2008-07-01 Richard Guenther <rguenther@suse.de>
9659 PR tree-optimization/36666
9660 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
9661 (get_constraint_exp_from_ssa_var): Split into ...
9662 (get_constraint_exp_for_temp): ... this ...
9663 (get_constraint_for_ssa_var): ... and that.
9664 Return constraint expressions for all touched sub-fields
9665 if the results address is not taken.
9666 (process_constraint): Remove assertion that aggregate
9667 assignments do not happen at this place.
9668 (get_constraint_for_component_ref): Add address_p argument.
9669 Return constraint expressions for all touched sub-fields
9670 if the results address is not taken.
9671 (do_deref): Use get_constraint_exp_for_temp.
9672 (get_constraint_for_1): Rename from ...
9673 (get_constraint_for): ... this. Add the old function as wrapper.
9674 (do_structure_copy): Use get_constraint_for_1.
9676 2008-07-01 Martin Jambor <mjambor@suse.cz>
9678 * Makefile.in (tree-switch-conversion.o): Add.
9679 (OBJS-common): Add tree-swtch-conversion.o.
9680 * passes.c (init_optimization_passes): Add pass_convert_switch.
9681 * tree-pass.h: (pass_convert_switch): Add.
9682 * tree-switch-conversion.c: New file.
9683 * gcc.dg/tree-ssa/cswtch.c: New testcase.
9684 * common.opt (ftree-cswtch): New option.
9685 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9686 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9687 * opts.c (decode_options): Set flag_tree_switch_conversion when
9688 optimization level is >= 2.
9689 * doc/invoke.texi (Optimize Options): Added description of
9690 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
9692 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9694 * config/darwin-driver.c (darwin_default_min_version): Fix
9695 -Wc++-compat warnings.
9697 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
9699 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
9702 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9704 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
9706 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9708 PR rtl-optimization/34744
9709 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
9710 (df_scan_free_internal): Free data structures not
9711 allocated in storage pools.
9712 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
9713 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
9714 df_scan_free_mws_vec.
9715 * dse.c (dse_step6): Free offset_map_p and offset_map_n
9718 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
9720 * config/i386/i386.c (contains_aligned_value_p): Return true
9722 (ix86_function_arg_boundary): Return its natural boundary
9724 (return_in_memory_32): Don't check TDmode.
9725 (ix86_split_to_parts): Support splitting into 4 parts and
9726 support TFmode for 32bit target.
9727 (ix86_split_long_move): Support splitting into 4 parts.
9728 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
9730 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
9731 (ix86_init_builtins): Here.
9732 (ix86_scalar_mode_supported_p): Always return true for TFmode.
9733 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
9734 'q' and 'w', respectively.
9736 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
9738 (movtf_internal): Likewise.
9739 (<code>tf2): Likewise.
9740 (*absnegtf2_sse): Likewise.
9741 (copysign<mode>3): Likewise.
9742 (copysign<mode>3_const): Likewise.
9743 (copysign<mode>3_var): Likewise.
9744 (define_split UNSPEC_COPYSIGN): Likewise.
9745 * config/i386/sse.md (*nandtf3): Likewise.
9746 (<code>tf3): Likewise.
9747 (*<code>tf3): Likewise.
9749 2008-06-30 Joey Ye <joey.ye@intel.com>
9750 H.J. Lu <hongjiu.lu@intel.com>
9752 * global.c (compute_regsets): Set frame_pointer_needed here.
9753 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
9755 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9757 * doc/install.texi (specific): Expand Windows build notes.
9759 2008-06-30 Ira Rosen <irar@il.ibm.com>
9761 PR tree-optimization/36648
9762 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
9763 number of prolog iterations by step. Fix the comment.
9765 2008-06-30 Richard Guenther <rguenther@suse.de>
9768 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
9769 handle calls from ECF_MALLOC functions.
9770 (handle_pure_call): ECF_MALLOC functions do not return
9772 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
9774 2008-06-29 Andreas Schwab <schwab@suse.de>
9776 * config/m68k/m68k.c (print_operand): Always print a float
9778 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
9779 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
9782 * config/rs6000/x-linux64: Remove never used file.
9784 2008-06-29 Richard Guenther <rguenther@suse.de>
9786 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
9788 (struct alias_info): Move ...
9789 * tree-ssa-alias.c: ... here.
9790 (update_alias_info): Declare.
9791 (compute_may_aliases): Call it.
9792 (update_alias_info): New function.
9793 * tree-ssa-structalias.c (update_alias_info): Move ...
9794 * tree-ssa-alias.c (update_alias_info_1): ... here.
9795 * tree-ssa-structalias.c (process_constraint_1): Remove
9796 unused from_call argument. Rename to ...
9797 (process_constraint): ... this. Delete old wrapper.
9798 (make_constraint_to): Adjust callers.
9799 (handle_const_call): Likewise.
9800 (handle_pure_call): Likewise.
9801 (init_base_vars): Likewise.
9802 (handle_lhs_call): Likewise. Remove unnecessary constraint.
9803 (find_func_aliases): We don't need structure copies for
9805 (make_constraint_from_anything): Remove.
9806 (create_variable_info_for): For globals make constraints
9807 from escaped, not from anything.
9808 (compute_points_to_sets): Do not call update_alias_info.
9809 (ipa_pta_execute): Use make_constraint_from.
9811 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9813 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
9814 (bitmap.o-warn, dominance.o-warn): New.
9815 * configure.ac (cxx_compat_warn): Delete.
9816 (loose_warn): Add -Wcast-qual and -Wc++-compat.
9817 * system.h: Remove #pragma diagnostic for -Wcast-qual and
9819 * configure: Regenerate.
9821 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
9824 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9826 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
9827 * df-scan.c (df_notes_rescan): Likewise.
9828 * ggc-page.c (set_page_table_entry): Likewise.
9829 * intl.c (gcc_gettext_width): Likewise.
9830 * varasm.c (get_unnamed_section, get_noswitch_section,
9831 get_section): Likewise.
9833 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
9835 * regrename.c (build_def_use): Don't copy RTX.
9837 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
9839 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
9840 (Type Attributes): Fix nesting of @table and @subsection. Adjust
9841 punctuation. Use @ref instead of @xref.
9842 (Function Names): Remove stray @display/@end display.
9843 (C++ Attributes): Use @ref instead of @xref.
9844 (Deprecated Features): Fix punctuation around @xref.
9845 (Backwards Compatibility): Likewise.
9846 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
9848 2008-06-28 Joseph Myers <joseph@codesourcery.com>
9850 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
9851 constants for E500 double.
9853 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9855 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
9856 element type of const_vector.
9858 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
9860 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
9861 Remove FLAGS_REG clobber from expander pattern.
9862 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
9863 (anddi3, andsi3, andhi3, andqi3): Ditto.
9864 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
9865 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
9866 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
9867 (ashlsi3, ashlhi3, ashlqi3): Ditto.
9868 (ashrsi3, ashrhi3, ashrqi3): Ditto.
9869 (lshrsi3, lshrhi3, lshrqi3): Ditto.
9870 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
9871 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
9873 2008-06-28 Richard Guenther <rguenther@suse.de>
9875 * tree-ssa-structalias.c (callused_id, var_callused,
9876 callused_tree): Add.
9877 (handle_pure_call): New function.
9878 (find_func_aliases): Call it.
9879 (find_what_p_points_to): Handle the call-used set.
9880 (clobber_what_escaped): Likewise.
9881 (compute_call_used_vars): New function.
9882 (init_base_vars): Init the call-used variable.
9883 (do_sd_constraint): Do not propagate the solution from CALLUSED
9884 but use CALLUSED as a placeholder.
9885 (solve_graph): Likewise.
9886 * tree-flow-inline.h (gimple_call_used_vars): New function.
9887 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
9888 (compute_call_used_vars): Declare.
9889 * tree-ssa-alias.c (set_initial_properties): Call
9890 compute_call_used_vars.
9891 (reset_alias_info): Clear call-used variables.
9892 (add_call_clobber_ops): Assert we are not called for const/pure
9893 functions. Remove handling of them.
9894 (add_call_read_ops): Handle pure functions by adding the
9895 call-used set of variables as VUSEs.
9896 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
9897 (delete_tree_ssa): Free it.
9898 * tree-dfa.c (remove_referenced_var): Clear the var from the
9901 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
9903 * tree.c (build_varargs_function_type_list): New.
9904 (build_function_type_list_1): New.
9905 (build_function_type_list): Use build_function_type_list_1.
9906 * tree.h (build_varargs_function_type_list): New.
9908 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9911 * config/spu/spu.c (spu_builtin_splats): Do not generate
9912 invalid CONST_VECTOR expressions.
9913 (spu_expand_vector_init): Likewise.
9915 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
9917 * optabs.c (libfunc_decls): New variable.
9918 (libfunc_decl_hash, libfunc_decl_eq): New functions.
9919 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
9920 for the same function twice.
9922 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
9924 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
9925 ix86_expand_binary_operator directly.
9926 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
9928 (*ashrti3_1): Ditto.
9929 (*lshrti3_1): Ditto.
9930 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
9931 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
9932 using only one splitter. Conditionaly execute splitter before or
9933 after peephole2 pass.
9934 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
9935 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
9936 Use only one alternative in asm template.
9937 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
9939 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
9940 "J" operand constraint for operand 2.
9941 (*ashldi3_cconly_rex64): Ditto.
9942 (*ashrdi3_cmp_rex64): Ditto.
9943 (*ashrdi3_cconly_rex64): Ditto.
9944 (*lshrdi3_cmp_rex64): Ditto.
9945 (*lshrdi3_cconly_rex64): Ditto.
9946 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
9947 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
9948 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
9951 2008-06-27 Jakub Jelinek <jakub@redhat.com>
9953 * gimplify.c (omp_is_private): Don't return true if decl is not
9954 already private on #pragma omp for or #pragma omp parallel for.
9957 * tree-cfg.c (struct move_stmt_d): Replace block field with
9958 orig_block and new_block fields.
9959 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
9960 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
9961 (move_block_to_fn): Replace vars_map and new_label_map arguments
9962 with struct move_stmt_d pointer.
9963 (replace_block_vars_by_duplicates): New function.
9964 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
9965 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
9966 all subblocks of ORIG_BLOCK to the new function. Call
9967 replace_block_vars_by_duplicates.
9968 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
9969 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
9970 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
9971 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
9972 (expand_omp): Temporarily set input_location to the location of
9973 region's controlling stmt.
9974 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
9975 BIND_EXPR, push ctx->block_vars and gimplification vars into
9976 the BIND_EXPR and its block's BLOCK_VARS instead of directly
9978 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
9979 there are any BLOCK_VARS.
9980 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
9981 OMP_PARALLEL or OMP_TASK stmt.
9982 (lower_omp): Save and restore input_location around the lower_omp_1
9985 2008-06-27 Richard Guenther <rguenther@suse.de>
9987 PR tree-optimization/36400
9988 PR tree-optimization/36373
9989 PR tree-optimization/36344
9990 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
9991 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
9992 (update_alias_info): Remove call clobbering code.
9993 (make_constraint_to): New helper function.
9994 (make_escape_constraint): Likewise.
9995 (handle_rhs_call): Use it on all pointer containing arguments.
9996 Also mark the static chain escaped.
9997 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
9998 instead of ANYTHING.
9999 (make_constraint_from): New helper split out from ...
10000 (make_constraint_from_anything): ... here.
10001 (find_func_aliases): Add constraints for escape sites.
10002 (intra_create_variable_infos): Make constraints from NONLOCAL
10004 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10006 (clobber_what_p_points_to): Remove.
10007 (clobber_what_escaped): New function.
10008 (init_base_vars): Init NONLOCAL and ESCAPED.
10009 (do_sd_constraint): Do not propagate the solution from ESCAPED
10010 but use ESCAPED as a placeholder.
10011 (solve_graph): Likewise.
10012 * tree-flow.h (clobber_what_p_points_to): Remove.
10013 (clobber_what_escaped): Declare.
10014 * tree-ssa-alias.c (set_initial_properties): Call it.
10015 Remove code clobbering escaped pointers.
10017 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10019 * function.c (allocate_struct_function): Only allocate a unique
10020 funcdef_no if the decl is nonzero.
10022 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10024 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10025 * config/mips/mips.c (mips_split_const_insns): New function.
10026 * config/mips/mips.md (move_type): New attribute.
10027 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10028 (dword_mode): New attribute.
10029 (type): Avoid long line. Map "move_type"s to "type"s,
10030 choosing "multi" for doubleword moves if appropriate.
10031 Swap MTC/MFC comments to match their declaration order.
10032 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10033 "type" is "branch" or "jal" is "direct".
10034 (length): Handle "extended_mips16" first. Make the default
10035 "0" for "ghost" instructions. Set the length from "move_type".
10036 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10037 of "type", with "sll0" for the register alternative. Remove the
10038 "extended_mips16" attribute.
10039 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10040 of "type", with "shift_shift" for the register alternative.
10041 Remove the "length" attribute.
10042 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10043 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10044 of "type", with "andi" for the register alternative.
10045 (*zero_extendqihi2): Likewise.
10046 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10047 of "andi" instead of a "type" of "arith".
10048 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10050 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10051 (mov_<store>r, *mov<mode>_ra): Likewise.
10052 (extendsidi2): Use "move_type" instead of "type", with "move"
10053 for the register alternative.
10054 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10055 of "type", with "signext" for the register alternative.
10056 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10057 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10058 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10059 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10060 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10061 (unnamed branch insn): Likewise.
10062 (*movdi_gp32_fp64): Fold into...
10063 (*movdi_32bit): ...here.
10064 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10065 (*movdf_hardfloat): ...this new pattern.
10066 (*movdf_softfloat): Remove redundant FPR alternatives.
10067 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10068 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10069 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10070 the "move" attribute.
10071 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10072 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10073 and "store" for COP loads and stores.
10074 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10075 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10076 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10077 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10078 (*movtf_mips16, *movv2sf): Likewise.
10079 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10080 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10081 (mfhc1<mode>): Use "move_type" instead of "move".
10082 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10083 (loadgp_blockage): Remove the "length" attribute.
10084 (blockage, set_got_version, update_got_version): Likewise.
10085 (call_internal): Remove the "extended_mips16" attribute.
10086 (call_value_internal, call_value_multiple_internal): Likewise.
10087 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10089 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10090 the "length" attribute.
10092 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10094 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10095 -Wcast-qual warnings.
10096 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10097 handle_pragma_pop_macro): Likewise.
10098 * collect2.c (resolve_lib_name): Likewise.
10099 * config/arc/arc.c (arc_init): Likewise.
10100 * config/arm/arm.c (neon_builtin_compare,
10101 locate_neon_builtin_icode): Likewise.
10102 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10103 * config/bfin/bfin.c (bfin_init_machine_status,
10104 bfin_optimize_loop): Likewise.
10105 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10106 * config/cris/cris.c (cris_init_expanders): Likewise.
10107 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10108 * config/darwin.c (machopic_indirection_eq,
10109 machopic_indirection_name, machopic_output_indirection): Likewise.
10110 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10111 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10112 frv_optimize_membar): Likewise.
10113 * config/i386/cygwin.h (mingw_scan,
10114 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10115 * config/i386/cygwin1.c (mingw_scan): Likewise.
10116 * config/i386/i386.c (machopic_output_stub): Likewise.
10117 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10118 i386_pe_unique_section): Likewise.
10119 * config/ia64/ia64.c (ia64_init_machine_status,
10120 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10122 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10123 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10124 * config/m68k/m68k.c (m68k_handle_option,
10125 m68k_sched_md_init_global): Likewise.
10126 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10127 mcore_unique_section): Likewise.
10128 * config/mips/mips.c (mips_block_move_straight,
10129 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10131 * config/mmix/mmix.c (mmix_init_machine_status,
10132 mmix_encode_section_info): Likewise.
10133 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10134 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10135 print_operand_address, output_toc, redefine_groups,
10136 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10137 * config/s390/s390.c (s390_init_machine_status): Likewise.
10138 * config/score/score.c (score_block_move_straight,
10139 score_block_move_loop_body): Likewise.
10140 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10141 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10142 * emit-rtl.c (find_auto_inc): Likewise.
10143 * gcc.c (translate_options, process_command): Likewise.
10144 * reorg.c (dbr_schedule): Likewise.
10145 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10146 * xcoffout.c (xcoffout_declare_function): Likewise.
10148 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10150 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10151 ipa-pta working again.
10153 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10155 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10158 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10160 * config.gcc (powerpc*-*-*): Add new core e500mc.
10161 * config/rs6000/e500mc.md: New file.
10162 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10164 (rs6000_override_options): Add e500mc case to
10165 processor_target_table. Altivec and Spe options not allowed
10166 with e500mc. Add isel instruction to e500mc by
10167 default. Initialize rs6000_cost for e500mc.
10168 (rs6000_issue_rate): Set issue rate for e500mc.
10169 * config/rs6000/rs6000.h (processor_type): Add
10170 PROCESSOR_PPCE500MC.
10171 (ASM_CPU_SPEC): Add e500mc.
10172 Set TARGET_ISEL to rs6000_isel.
10173 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10174 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10175 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10177 * doc/invoke.texi: Add e500mc to list of cpus.
10179 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10182 * c-lex.c (lex_charconst): Initialize unsignedp.
10184 2008-06-27 Olivier Hainque <hainque@adacore.com>
10186 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
10187 documented assumptions.
10189 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
10191 * dwarf2out.c: Remove trailing white spaces. Break long line
10194 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
10196 * libfuncs.h (LTI_synchronize): New libfunc_index.
10197 (synchronize_libfunc): Declare.
10198 * builtins.c (expand_builtin_synchronize): Consider using
10199 synchronize_libfunc before falling back on an asm blockage.
10200 * config/mips/mips.c: Include libfuncs.h
10201 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
10203 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
10205 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
10206 parameter. Copy stack_reg to r11 where appropriate.
10207 (no_global_regs_above): Add gpr parameter.
10208 (rs6000_stack_info): Only add padding for SPE save area if we
10209 are saving SPE GPRs and CR.
10210 (saveres_routine_syms): New variable.
10211 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
10213 (rs6000_savres_routine_sym): New function.
10214 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
10216 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
10217 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
10218 Tweak FPR out-of-line saving.
10219 (rs6000_make_savres_rtx): New function.
10220 (rs6000_use_multiple_p): New function.
10221 (rs6000_savres_strategy): New function.
10222 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
10223 out-of-line if appropriate.
10224 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
10225 if we are optimizing for size.
10226 (GP_SAVE_INLINE): Define.
10227 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
10228 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
10229 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
10230 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
10231 (*save_fpregs_<mode>): Add use of r11.
10232 (*restore_gpregs_<mode>): New insn.
10233 (*return_and_restore_gpregs_<mode>): New insn.
10234 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
10236 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
10237 (*restore_gpregs_spe): New insn.
10238 (*return_and_restore_gpregs_spe): New insn.
10239 * config/rs6000/predicates.md (save_world_operation): Fix check.
10241 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10243 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
10244 this point, so assert that.
10246 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10248 * cfganal.c: Include vec.h and vecprim.h.
10249 (compute_idf): Import from...
10250 * tree-into-ssa (compute_idf): ...here.
10251 * basic-block.h (compute_idf): Export.
10253 2008-06-26 Joseph Myers <joseph@codesourcery.com>
10255 * c-decl.c (merge_decls): Use !current_function_decl to check for
10256 extern declaration of C99 inline function being at file scope.
10258 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
10260 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
10262 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10264 * alias.c (record_alias_subset, init_alias_analysis): Fix
10265 -Wc++-compat and/or -Wcast-qual warnings.
10266 * attribs.c (lookup_attribute_spec): Likewise.
10267 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
10268 copy_bb, connect_traces,
10269 find_rarely_executed_basic_blocks_and_cr): Likewise.
10270 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
10271 note_btr_set, migrate_btr_defs): Likewise.
10272 * builtins.c (result_vector, expand_builtin_memcpy,
10273 expand_builtin_mempcpy_args, expand_builtin_strncpy,
10274 builtin_memset_read_str, expand_builtin_printf,
10275 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
10277 * caller-save.c (mark_set_regs): Likewise.
10278 * calls.c (expand_call, emit_library_call_value_1): Likewise.
10279 * cgraph.c (cgraph_edge): Likewise.
10280 * combine.c (likely_spilled_retval_1): Likewise.
10281 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
10282 htab_counts_entry_del, get_coverage_counts): Likewise.
10283 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
10284 new_cselib_val): Likewise.
10285 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
10286 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
10288 * df-core.c (df_compact_blocks): Likewise.
10289 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
10290 * df-scan.c (df_grow_reg_info, df_ref_create,
10291 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
10292 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
10293 df_record_entry_block_defs, df_record_exit_block_uses,
10294 df_bb_verify): Likewise.
10295 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
10296 DF_REF_EXTRACT_MODE_CONST): New.
10297 * dominance.c (get_immediate_dominator, get_dominated_by,
10298 nearest_common_dominator, root_of_dom_tree,
10299 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
10300 -Wc++-compat and/or -Wcast-qual warnings.
10301 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
10302 record_store, replace_read, check_mem_read_rtx, scan_insn,
10303 dse_step1, dse_record_singleton_alias_set): Likewise.
10304 * dwarf2asm.c (dw2_force_const_mem): Likewise.
10306 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10308 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
10309 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
10310 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
10311 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
10312 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
10313 add_ranges_num, add_ranges_by_labels, file_info_cmp,
10314 file_name_acquire, output_file_names, add_const_value_attribute,
10315 premark_used_types_helper, file_table_eq, file_table_hash,
10316 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
10317 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
10318 -Wcast-qual warnings.
10319 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
10320 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
10321 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
10322 gen_reg_rtx, start_sequence, init_emit): Likewise.
10323 * et-forest.c (et_new_occ, et_new_tree): Likewise.
10324 * except.c (init_eh_for_function, gen_eh_region,
10325 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
10326 arh_to_landing_pad, arh_to_label, add_action_record,
10327 add_call_site, switch_to_exception_section): Likewise.
10328 * expmed.c (synth_mult): Likewise.
10329 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
10330 store_expr): Likewise.
10331 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
10333 * function.c (assign_stack_temp_for_type,
10334 allocate_struct_function, match_asm_constraints_1): Likewise.
10335 * gcov-io.c (gcov_allocate): Likewise.
10336 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
10337 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
10338 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
10339 record_one_set, insert_expr_in_table, insert_set_in_table,
10340 dump_hash_table, compute_hash_table_work, alloc_hash_table,
10341 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
10342 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
10343 -Wcast-qual warnings.
10345 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10347 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
10348 -Wcast-qual warnings.
10349 * gcc.c (process_command): Likewise.
10350 * genattrtab.c (oballoc): Use XOBNEW.
10351 (oballocvec): Define.
10352 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
10353 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
10354 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
10355 -Wc++-compat and/or -Wcast-qual warnings.
10356 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
10357 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
10358 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
10359 gen_presence_absence_set, gen_automaton, gen_regexp_el,
10360 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
10361 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
10362 add_excls, process_presence_absence_names,
10363 process_presence_absence_patterns, add_presence_absence,
10364 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
10365 get_free_state, add_arc, get_free_automata_list_el,
10366 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
10367 transform_3, cache_presence, create_ainsns, create_automata,
10368 create_state_ainsn_table, dfa_insn_code_enlarge,
10369 output_trans_func, output_min_issue_delay_func,
10370 output_dead_lock_func, output_reset_func,
10371 output_get_cpu_unit_code_func, output_dfa_start_func,
10372 expand_automata): Likewise.
10373 * genextract.c (gen_insn): Likewise.
10374 * gengtype-lex.l: Likewise.
10375 * gengtype.c (read_input_list, adjust_field_type,
10376 process_gc_options): Likewise.
10377 * genoutput.c (note_constraint): Likewise.
10378 * genpreds.c (mangle, add_constraint): Likewise.
10379 * genrecog.c (process_define_predicate, new_decision,
10380 add_to_sequence): Likewise.
10381 * gensupport.c (record_insn_name): Likewise.
10383 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10385 * config/i386/driver-i386.c (detect_caches_amd,
10386 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
10387 and/or -Wcast-qual warnings.
10388 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
10389 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
10390 gt_pch_save): Likewise.
10391 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
10392 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
10393 * global.c (compute_regsets): Likewise.
10394 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
10395 finish_graph_dump_file): Likewise.
10396 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
10397 unlink_bb_notes): Likewise.
10398 * integrate.c (get_hard_reg_initial_val): Likewise.
10399 * ipa-prop.c (ipa_push_func_to_list): Likewise.
10400 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
10401 * local-alloc.c (update_equiv_regs): Likewise.
10402 * loop-invariant.c (check_invariant_table_size,
10403 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
10405 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
10406 altered_reg_used, mark_altered): Likewise.
10407 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
10408 insert_var_expansion_initialization,
10409 combine_var_copies_in_loop_exit, apply_opt_in_copies,
10410 release_var_copies): Likewise.
10411 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
10412 analyze_matrix_decl, add_allocation_site, analyze_transpose,
10413 analyze_accesses_for_phi_node, check_var_notmodified_p,
10414 check_allocation_function, find_sites_in_func,
10415 record_all_accesses_in_func, transform_access_sites,
10416 transform_allocation_sites): Likewise.
10417 * omp-low.c (new_omp_region, create_omp_child_function_name,
10418 check_omp_nesting_restrictions, check_combined_parallel,
10419 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
10420 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
10421 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
10422 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
10424 * opts-common.c (prune_options): Likewise.
10425 * opts.c (add_input_filename, print_filtered_help,
10426 get_option_state): Likewise.
10427 * params.c (add_params): Likewise.
10428 * passes.c (set_pass_for_id, next_pass_1,
10429 do_per_function_toporder, pass_fini_dump_file): Likewise.
10430 * postreload.c (reload_cse_simplify_operands): Likewise.
10431 * predict.c (tree_predicted_by_p, tree_predict_edge,
10432 clear_bb_predictions, combine_predictions_for_bb): Likewise.
10434 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10436 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
10438 * recog.c (check_asm_operands, validate_change_1): Likewise.
10439 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
10440 subst_asm_stack_regs): Likewise.
10441 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
10442 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
10443 * regmove.c (reg_is_remote_constant_p): Likewise.
10444 * regrename.c (regrename_optimize, scan_rtx_reg,
10445 kill_clobbered_value, kill_set_value, kill_autoinc_value):
10447 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
10448 regstat_compute_calls_crossed): Likewise.
10449 * reload1.c (init_reload, new_insn_chain,
10450 has_nonexceptional_receiver, reload, copy_reloads,
10451 calculate_needs_all_insns, init_elim_table): Likewise.
10452 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
10453 * rtl.c (shallow_copy_rtx_stat): Likewise.
10454 * rtlanal.c (parms_set): Likewise.
10455 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
10456 sbitmap_resize, sbitmap_vector_alloc): Likewise.
10457 * sched-ebb.c (earliest_block_with_similiar_load,
10458 add_deps_for_risky_insns): Likewise.
10459 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
10460 schedule_region): Likewise.
10461 * see.c (eq_descriptor_pre_extension,
10462 hash_descriptor_pre_extension, hash_del_pre_extension,
10463 eq_descriptor_properties, hash_descriptor_properties,
10464 hash_del_properties, see_seek_pre_extension_expr,
10465 see_initialize_data_structures, see_print_register_properties,
10466 see_print_pre_extension_expr, see_delete_merged_def_extension,
10467 see_delete_unmerged_def_extension, see_emit_use_extension,
10468 see_pre_delete_extension, see_map_extension, see_commit_changes,
10469 see_analyze_merged_def_local_prop,
10470 see_analyze_merged_def_local_prop,
10471 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
10472 see_set_prop_merged_def, see_set_prop_unmerged_def,
10473 see_set_prop_unmerged_use, see_print_one_extension,
10474 see_merge_one_use_extension, see_merge_one_def_extension,
10475 see_store_reference_and_extension, see_update_uses_relevancy,
10476 see_update_defs_relevancy): Likewise.
10477 * statistics.c (hash_statistics_hash, hash_statistics_eq,
10478 hash_statistics_free, curr_statistics_hash): Likewise.
10479 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
10480 expand_asm_operands, expand_return, case_bit_test_cmp,
10481 expand_case): Likewise.
10482 * stor-layout.c (start_record_layout): Likewise.
10483 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
10484 gt_pch_save_stringpool): Likewise.
10485 * tree-data-ref.c (hash_stmt_vertex_info,
10486 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
10487 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
10489 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
10492 * config/i386/i386.md : Change constraints of HImode and QImode
10493 immediate operands from "i" to "n". Change SImode "ni" constraint to
10494 "i" and SImode "rmi" constraint to "g". Remove all constraints
10495 from const0_operand and const1_operand predicated operands.
10496 (i): Change QImode and HImode attribute from "i" to "n".
10497 (*subqi_2): Change HImode operands to QImode.
10500 2008-06-25 Olivier Hainque <hainque@adacore.com>
10502 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
10505 2008-06-25 Richard Guenther <rguenther@suse.de>
10507 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
10508 not overflow the result type.
10510 2008-06-25 Richard Guenther <rguenther@suse.de>
10512 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
10513 (vn_lookup): Likewise.
10515 2008-06-25 Richard Guenther <rguenther@suse.de>
10517 PR tree-optimization/35518
10518 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
10519 * tree-sra.c (instantiate_element): Use fold_build3 to build
10521 (try_instantiate_multiple_fields): Likewise.
10523 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10525 * config/rs6000/rs6000.md: Change all string instruction's clobber to
10528 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10530 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
10531 use_backchain_to_restore_sp to true
10532 if the offset of the link register save area would go over the 32k - 1
10533 offset limit of the load
10536 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
10538 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
10539 anchor for the type-punning blurb. Cross-reference "Structures
10540 unions enumerations and bit-fields implementation". Provide a
10541 cast-through-pointer example. Make final sentence self-contained.
10542 * doc/implement-c.texi (Structures unions enumerations and
10543 bit-fields implementation): Cross-reference the type-punning blurb
10544 in the -fstrict-aliasing documentation.
10546 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10548 PR middle-end/36594
10549 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
10550 the memory instead of the memory itself for the save area.
10552 2008-06-24 Olivier Hainque <hainque@adacore.com>
10553 Nicolas Roche <roche@adacore.com>
10555 * gengtype.c (srcdir_len): size_t instead of int.
10556 (get_file_realbasename): New function. For F a filename, the real
10557 basename of F, with all the path components stripped.
10558 (get_file_srcdir_relative_path): New function. For F a filename, the
10559 relative path to F from $(srcdir).
10560 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
10561 get_file_realbasename. Adjust the head comment.
10562 (get_prefix_langdir_index): New function. For F a filename, return the
10563 lang_dir_names[] relative index of the language directory that is
10565 (get_file_langdir): For F a filename, return the name of the language
10566 directory where F is located.
10567 (get_file_gtfilename): New function. The gt- output file name for an
10569 (get_output_file_with_visibility): Replace in-line computations with
10570 uses of get_file_gtfilename and get_prefix_langdir_index.
10571 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
10573 2008-06-24 Jakub Jelinek <jakub@redhat.com>
10575 PR tree-optimization/36504
10576 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
10577 references without base address.
10579 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10581 PR middle-end/36584
10582 * calls.c (expand_call): Increase alignment for recursive functions.
10584 2008-06-23 Anatoly Sokolov <aesok@post.ru>
10586 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
10587 (TARGET_FUNCTION_VALUE): New define.
10588 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
10589 * config/avr/avr.h (FUNCTION_VALUE): Remove.
10591 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10593 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
10594 (fmod<mode>3): Ditto.
10595 (remainderxf3): Ditto.
10596 (remainder<mode>3): Ditto.
10598 2008-06-23 Jakub Jelinek <jakub@redhat.com>
10601 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
10602 REG is a hard register.
10604 PR tree-optimization/36508
10605 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
10606 499, don't check it at all in release compilers.
10608 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10610 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
10611 together with SSE_TARGET_MATH to disable insn pattern.
10612 (*fop_<MODEF:mode>_2_i387): Ditto.
10613 (*fop_<MODEF:mode>_3_i387): Ditto.
10615 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
10617 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
10619 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10621 PR middle-end/34906
10622 * gimplify.c (gimplify_asm_expr): Check the return code of
10623 parse_output_constraint call, set function return and is_inout
10624 value if it failed.
10626 2008-06-22 Ian Lance Taylor <iant@google.com>
10628 * c-lex.c (narrowest_unsigned_type): Change itk to int.
10629 (narrowest_signed_type): Likewise.
10630 * c-typeck.c (c_common_type): Change local variable mclass to enum
10632 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
10633 tcc_comparison, not the tree code itself.
10634 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
10635 (c_expand_expr): Cast modifier to enum expand_modifier.
10636 * c-common.h (C_RID_CODE): Add casts.
10637 (C_SET_RID_CODE): Define.
10638 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
10639 (c_lex_one_token): Add cast to avoid warning.
10640 (c_parser_objc_type_name): Rename local typename to type_name.
10641 (check_no_duplicate_clause): Change code parameter to enum
10643 (c_parser_omp_var_list_parens): Change kind parameter to enum
10645 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
10646 c_parser_omp_list_var_parens.
10647 (c_parser_omp_threadprivate): Likewise.
10648 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
10649 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
10650 * c-format.c (NO_FMT): Define.
10651 (printf_length_specs): Use NO_FMT.
10652 (asm_fprintf_length_specs): Likewise.
10653 (gcc_diag_length_specs): Likewise.
10654 (scanf_length_specs): Likewise.
10655 (strfmon_length_specs): Likewise.
10656 (gcc_gfc_length_specs): Likewise.
10657 (printf_flag_specs): Change 0 to STD_C89.
10658 (asm_fprintf_flag_specs): Likewise.
10659 (gcc_diag_flag_specs): Likewise.
10660 (gcc_cxxdiag_flag_specs): Likewise.
10661 (scanf_flag_specs): Likewise.
10662 (strftime_flag_specs): Likewise.
10663 (strfmon_flag_specs): Likewise.
10664 (print_char_table): Likewise.
10665 (asm_fprintf_char_table): Likewise.
10666 (gcc_diag_char_table): Likewise.
10667 (gcc_tdiag_char_table): Likewise.
10668 (gcc_cdiag_char_table): Likewise.
10669 (gcc_cxxdiag_char_table): Likewise.
10670 (gcc_gfc_char_table): Likewise.
10671 (scan_char_table): Likewise.
10672 (time_char_table): Likewis.
10673 (monetary_char_table): Likewise.
10674 * c-format.h (BADLEN): Likewise.
10676 2008-06-21 Ian Lance Taylor <iant@google.com>
10678 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
10679 Define END_OF_BASE_TREE_CODES around inclusion.
10680 * tree.c (tree_code_type): New global array.
10681 (tree_code_length, tree_code_name): Likewise.
10682 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
10683 $(lang_tree_files).
10684 (all-tree.def, s-alltree): New targets.
10685 (gencheck.h, s-gencheck): Remove.
10686 (tree.o): Depend upon all-tree.def.
10687 (build/gencheck.o): Remove gencheck.h dependency.
10688 (mostlyclean): Don't remove gencheck.h.
10689 * c-common.h (enum c_tree_code): Remove.
10690 * c-lang.c (tree_code_type): Remove.
10691 (tree_code_length, tree_code_name): Remove.
10692 * gencheck.c (tree_codes): Include all-tree.def, rather than
10693 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
10695 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
10697 * cp/cp-tree.h (enum cplus_tree_code): Remove.
10698 (operator_name_info): Size to MAX_TREE_CODES.
10699 (assignment_operator_name_info): Likewise.
10700 * cp/cp-lang.c (tree_code_type): Remove.
10701 (tree_code_length, tree_code_name): Remove.
10702 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
10703 (assignment_operator_name_info): Likewise.
10704 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
10706 * cp/mangle.c (write_expression): Likewise.
10707 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
10708 * fortran/f95-lang.c (tree_code_type): Remove.
10709 (tree_code_length, tree_code_name): Remove.
10710 * java/java-tree.h (enum java_tree_code): Remove.
10711 * java/lang.c (tree_code_type): Remove.
10712 (tree_code_length, tree_code_name): Remove.
10713 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
10714 * objc/objc-act.h (enum objc_tree_code): Remove.
10715 * objc/objc-lang.c (tree_code_type): Remove.
10716 (tree_code_length, tree_code_name): Remove.
10717 * objcp/objcp-lang.c (tree_code_type): Remove.
10718 (tree_code_length, tree_code_name): Remove.
10719 * ada/ada-tree.h (enum gnat_tree_code): Remove.
10720 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
10721 * ada/misc.c (tree_code_type): Remove.
10722 (tree_code_length, tree_code_name): Remove.
10724 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
10726 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
10727 the grand_bitmap_obstack.
10729 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10731 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
10732 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
10733 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
10734 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
10735 move_stmt_r, new_label_mapper): Likewise.
10736 * tree-complex.c (cvc_lookup): Likewise.
10737 * tree-dfa.c (create_function_ann): Likewise.
10738 * tree-dump.c (dump_register): Likewise.
10739 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
10740 find_phi_replacement_condition): Likewise.
10741 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
10742 tree_function_versioning): Likewise.
10743 * tree-into-ssa.c (cmp_dfsnum): Likewise.
10744 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
10745 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
10746 get_nonlocal_debug_decl, convert_nonlocal_reference,
10747 convert_nonlocal_omp_clauses, get_local_debug_decl,
10748 convert_local_reference, convert_local_omp_clauses,
10749 convert_nl_goto_reference, convert_nl_goto_receiver,
10750 convert_tramp_reference, convert_call_expr): Likewise.
10751 * tree-outof-ssa.c (contains_tree_r): Likewise.
10752 * tree-parloops.c (reduction_phi, initialize_reductions,
10753 eliminate_local_variables_1, add_field_for_reduction,
10754 add_field_for_name, create_phi_for_local_result,
10755 create_call_for_reduction_1, create_loads_for_reductions,
10756 create_stores_for_reduction, create_loads_and_stores_for_name):
10758 * tree-phinodes.c (allocate_phi_node): Likewise.
10759 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
10760 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
10761 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
10762 * tree-ssa-coalesce.c (compare_pairs): Likewise.
10763 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
10764 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
10765 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
10766 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
10767 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
10768 vn_nary_op_insert): Likewise.
10769 * tree-ssa.c (redirect_edge_var_map_add,
10770 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
10771 * tree-vectorizer.c (vectorize_loops): Likewise.
10772 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
10773 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
10774 tree_cons_stat, build1_stat, build_variant_type_copy,
10775 decl_init_priority_lookup, decl_fini_priority_lookup,
10776 decl_priority_info, decl_restrict_base_lookup,
10777 decl_restrict_base_insert, decl_debug_expr_lookup,
10778 decl_debug_expr_insert, decl_value_expr_lookup,
10779 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
10780 type_hash_add, get_file_function_name, tree_check_failed,
10781 tree_not_check_failed, tree_range_check_failed,
10782 omp_clause_range_check_failed, build_omp_clause,
10783 build_vl_exp_stat): Likewise.
10784 * value-prof.c (gimple_histogram_value,
10785 gimple_duplicate_stmt_histograms): Likewise.
10786 * var-tracking.c (attrs_list_insert, attrs_list_copy,
10787 unshare_variable, variable_union_info_cmp_pos, variable_union,
10788 dataflow_set_different_1, dataflow_set_different_2,
10789 vt_find_locations, variable_was_changed, set_variable_part,
10790 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
10791 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
10792 section_entry_hash, object_block_entry_eq,
10793 object_block_entry_hash, create_block_symbol,
10794 initialize_cold_section_name, default_function_rodata_section,
10795 strip_reg_name, set_user_assembler_name, const_desc_eq,
10796 build_constant_desc, output_constant_def, lookup_constant_def,
10797 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
10798 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
10799 default_internal_label): Likewise.
10800 * varray.c (varray_init, varray_grow): Likewise.
10801 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
10803 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
10805 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
10806 operators for "test" insn. Macroize insn using SWI mode macro.
10807 (*jcc_fused_2): Ditto.
10808 (*jcc_fused_3): Macroize insn using SWI mode macro.
10809 (*jcc_fused_4): Ditto.
10811 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
10813 * tree-ssa-pre.c: Fix typo in comment.
10814 (init_antic, fini_antic): Add explicit funtions for
10815 initializing and deinitializing ANTIC and AVAIL sets.
10816 (create_expression_by_pieces): Fix typo in comment.
10817 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
10818 (execute_pre): Eventually dump details about ANTIC_IN.
10820 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10822 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
10823 * gcc.c (translate_options, init_spec, store_arg, read_specs,
10824 add_to_obstack, file_at_path, find_a_file, execute,
10825 add_preprocessor_option, add_assembler_option, add_linker_option,
10826 process_command, insert_wrapper, do_option_spec, do_self_spec,
10827 spec_path, do_spec_1, is_directory, main, used_arg,
10828 getenv_spec_function): Likewise.
10829 * tlink.c (symbol_hash_lookup, file_hash_lookup,
10830 demangled_hash_lookup, symbol_push, file_push, frob_extension):
10833 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10835 * doc/rtl.texi: Updated subreg section.
10837 2008-06-19 Jakub Jelinek <jakub@redhat.com>
10840 * cgraphunit.c (cgraph_process_new_functions): Don't clear
10841 node->needed and node->reachable.
10842 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
10843 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
10844 (expand_task_call): Don't call expand_task_copyfn.
10845 (expand_task_copyfn): Renamed to...
10846 (finalize_task_copyfn): ... this.
10848 2008-06-19 Jan Hubicka <jh@suse.cz>
10850 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
10851 clobbering framepointer.
10853 2008-06-19 Jan Hubicka <jh@suse.cz>
10855 * tree-optimize.c (execute_early_local_optimizations): Set
10856 cgraph_state only at first invocation.
10858 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10860 * system.h (-Wc++-compat): Activate as a warning, no an error.
10862 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10864 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
10865 instead of "#" in insn asm template.
10866 (*jcc_fused_2): Ditto.
10868 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10870 * config/i386/i386.h (ix86_tune_indices)
10871 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
10872 (TARGET_FUSE_CMP_AND_BRANCH): New define.
10873 * config/i386/i386.md (*jcc_fused_1): New insn pattern
10874 (*jcc_fused_2): Ditto.
10875 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
10876 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
10877 (print operand): Handle 'E' and 'e' code.
10879 2008-06-19 Anatoly Sokolov <aesok@post.ru>
10881 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
10882 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10883 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10885 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
10887 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
10889 (cgraph_expand_function): Use local copy of decl.
10890 (cgraph_expand_all_functions): Remove redundant initialization of
10892 (cgraph_optimize): Reword internal_error message.
10894 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
10896 * arm-protos.h (arm_return_in_memory): Remove public
10897 arm_return_in_memory() prototype.
10898 * arm.c (arm_return_in_memory): Add static prototype, add target
10899 hook macro, change definition and comments.
10900 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
10902 2008-06-19 Ben Elliston <bje@au.ibm.com>
10904 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
10905 real.c: Remove references to IEEE 754R.
10906 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
10907 * doc/libgcc.texi (Decimal float library routines): Likewise.
10909 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10911 * targhooks.h (struct gcc_target): New member unwind_word_mode.
10912 (default_unwind_word_mode): Add prototype.
10913 * targhooks.c (default_unwind_word_mode): New function.
10914 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
10915 instead of word_mode.
10916 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
10917 (TARGET_INITIALIZER): Use it.
10919 * c-common.c (handle_mode_attribute): Support "unwind_word"
10921 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
10923 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
10924 word_mode to access SjLj_Function_Context member "data".
10925 (sjlj_emit_dispatch_table): Likewise. Also, perform type
10926 conversion from targetm.eh_return_filter_mode () to
10927 targetm.unwind_word_mode () if they differ.
10929 * builtin-types.def (BT_UNWINDWORD): New primitive type.
10930 (BT_FN_UNWINDWORD_PTR): New function type.
10931 (BT_FN_WORD_PTR): Remove.
10932 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
10933 * except.c (expand_builtin_extend_pointer): Convert pointer to
10934 targetm.unwind_word_mode () instead of word_mode.
10936 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
10937 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
10938 (spu_unwind_word_mode): New function.
10939 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
10940 (TARGET_UNWIND_WORD_MODE): Define.
10941 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
10943 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10945 * config/spu/spu.c (reg_align): Remove.
10946 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
10947 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
10948 (spu_split_store): Likewise.
10950 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
10952 * gcc/tree-vn.c: Fix typo in comment.
10954 2008-06-18 Jan Hubicka <jh@suse.cz>
10956 * cgraphunit.c (cgraph_optimize): Output debug info when doing
10957 toplevel reorder too.
10959 2008-06-18 Jan Hubicka <jh@suse.cz>
10961 * c-opts.c (c_common_post_options): PCH is not compatible with
10963 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
10964 -fno-toplevel-reorder by default now.
10966 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10968 PR documentation/30739
10969 * doc/install.texi (Prerequisites): Document dependency on awk.
10971 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
10972 Ian Lance Taylor <iant@google.com>
10974 PR rtl-optimization/35604
10975 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
10976 only want to change jump destinations, not eventual label comparisons.
10978 2008-06-16 Jan Hubicka <jh@suse.cz>
10980 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
10982 (cgraph_analyze_function): Likewise.
10984 2008-06-16 Jan Hubicka <jh@suse.cz>
10986 * cgraph.h (cgraph_mark_if_needed): New function.
10987 * cgraphunit.c (cgraph_mark_if_needed): New function.
10988 * c-decl.c (duplicate_decl): Use it.
10990 2008-06-16 Jan Hubicka <jh@suse.cz>
10992 * cgraph.c (cgraph_add_new_function): When in expansion state, do
10995 2008-06-16 Jan Hubicka <jh@suse.cz>
10997 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
10999 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11000 Kazu Hirata <kazu@codesourcery.com>
11001 Maxim Kuvyrkov <maxim@codesourcery.com
11003 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11004 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11005 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11006 EXTRA_SPEC_FUNCTIONS.
11007 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11008 (DRIVER_SELF_SPECS): Adjust.
11009 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11010 * config/mips/st.h, config/mips/t-st: New.
11011 * config/mips/driver-native.c, config/mips/x-native: New.
11012 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11015 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11017 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11019 (ISA_HAS_FP_CONDMOVE): New macro.
11020 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11021 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11022 (ISA_HAS_NMADD3_NMSUB3): New macro.
11023 * config/mips/mips.c (mips_rtx_costs): Update.
11024 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11025 compiling for ST Loongson 2E/2F.
11026 (madd<mode>): Rename to madd4<mode>. Update.
11027 (madd3<mode>): New pattern.
11028 (msub<mode>): Rename to msub4<mode>. Update.
11029 (msub3<mode>): New pattern.
11030 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11031 (nmadd3<mode>): New pattern.
11032 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11033 (nmadd3<mode>_fastmath): New pattern.
11034 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11035 (nmsub3<mode>): New pattern.
11036 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11037 (nmsub3<mode>_fastmath): New pattern.
11038 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11040 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11042 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11043 (DF_REF_INSN_INFO): New.
11044 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11045 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11046 with a NULL DF_REF_INSN_INFO.
11047 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11049 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11050 DF_INSN_INFO_EQ_USES): New.
11051 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11052 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11053 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11054 * df-core.c: Update comment for above changes.
11055 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11056 DF_INSN_UID_* macros.
11057 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11058 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11059 insn rtx. Update all callers.
11060 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11061 df_ref_create_structure, df_insn_refs_collect): Likewise.
11062 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11063 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11064 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11065 macros to access the insn refs.
11066 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11067 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11068 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11069 for accessing the refs.
11070 (try_fwprop_subst): Likewise.
11071 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11072 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11073 for accessing the refs.
11074 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11075 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11076 to look at the insn refs.
11077 (record_uses): Likewise.
11078 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11080 (mark_artificial_uses): Don't mark_insn for artificial refs.
11081 (mark_reg_rependencies): Likewise.
11083 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11085 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11087 * configure: Regenerate.
11089 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11091 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11092 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11093 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11095 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11097 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11098 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11099 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11101 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11103 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11104 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11105 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11107 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11109 * tree-ssa-sccvn.c: Fix format of comments.
11111 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11113 * cgraph.c: Remove unneeded forward declarations of eq_node()
11116 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11118 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11120 (see_update_relevancy): Likewise.
11121 * fwprop.c (try_fwprop_subst): Likewise.
11122 * rtlanal.c (noop_move_p): Likewise.
11123 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11124 notes to non-existing libcall blocks.
11125 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11127 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11128 (dead_libcall_p): Remove.
11129 (delete_trivially_dead_insns): Don't use it.
11130 * web.c (union_defs): Remove comment about keeping nops.
11131 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11132 (compute_hash_table_work): Don't track libcall notes.
11133 (do_local_cprop): Don't take libcall pointers. Don't update
11135 (adjust_libcall_notes): Deleted.
11136 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11137 ever have existed in the first place).
11138 (replace_store_insn): Don't try to remove libcall notes.
11139 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11140 (resolve_reg_notes): Don't call them.
11141 (resolve_simple_move): Likewise.
11142 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11143 Don't remove REG_RETVAL notes.
11144 * emit-rtl.c (try_split): Don't update libcall notes.
11145 (emit_copy_of_insn_after): Dito.
11146 * cselib.c (cselib_current_insn_in_libcall): Remove.
11147 (cselib_process_insn): Don't set/clear it.
11148 (new_elt_loc_list): Don't record it.
11149 (cselib_init): Don't initialize it.
11150 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11151 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11153 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11154 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11155 (init_deps): Don't initialize it.
11156 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11157 * combine.c (delete_noop_moves): Don't update libcall notes.
11158 (can_combine_p): Remove now pointless #if 0 block.
11159 (try_combine): Remove another obsolete #if 0 block.
11160 (distribute_notes): Don't distribute libcall notes.
11161 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11162 * dce.c (libcall_dead_p): Remove.
11163 (delete_unmarked_insns): Don't handle libcall blocks.
11164 (preserve_libcall_for_dce): Remove.
11165 (prescan_insns_for_dce): Don't special-case libcall block insns.
11166 * reload1 (reload): Don't handle libcall notes.
11167 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11170 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11172 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11173 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11174 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11176 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11178 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11179 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11180 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11182 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11184 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
11186 2008-06-16 Ira Rosen <irar@il.ibm.com>
11188 PR tree-optimization/36493
11189 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
11190 the arguments list. Use VECTYPE to create vector pointer.
11191 (vectorizable_store): Fail if accesses through a pointer to vectype
11192 do not alias the original memory reference operands.
11193 Call vect_create_data_ref_ptr without the removed argument.
11194 (vectorizable_load): Likewise.
11195 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
11198 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
11201 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
11202 reg_equiv_constant.
11204 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11206 * config/mips/loongson2ef.md: New file.
11207 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
11208 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
11209 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
11210 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
11211 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
11213 (loongson2ef.md): New include.
11214 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
11215 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
11216 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
11217 (loongson_gt_<mode>, loongson_extract_halfword)
11218 (loongson_insert_halfword_0, loongson_insert_halfword_2)
11219 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
11220 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
11221 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
11222 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
11223 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
11224 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
11225 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
11226 (vec_interleave_low<mode>): Define type attribute.
11227 * config/mips/mips.c (mips_ls2): New static variable.
11228 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
11229 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
11230 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
11231 Implement target scheduling hooks.
11232 (mips_multipass_dfa_lookahead): Update to handle tuning for
11234 (mips_sched_init): Initialize data for Loongson scheduling.
11235 (mips_ls2_variable_issue): New static function.
11236 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
11238 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
11239 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
11240 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
11241 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
11242 Handle ST Loongson 2E/2F cores.
11243 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
11245 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11247 * omp-low.c (extract_omp_for_data): Fix comment typo.
11250 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11252 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
11253 FIXME note about gcc/config.guess.
11254 * doc/options.texi (Option file format): Remove non-ASCII bytes.
11255 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
11256 * doc/cppopts.texi: Likewise.
11257 * doc/extend.texi: Likewise.
11258 * doc/gcc.texi: Likewise.
11259 * doc/gccint.texi: Likewise.
11260 * doc/gcov.texi: Likewise.
11261 * doc/gty.texi: Likewise.
11262 * doc/hostconfig.texi: Likewise.
11263 * doc/install.texi: Likewise.
11264 * doc/invoke.texi: Likewise.
11265 * doc/loop.texi: Likewise.
11266 * doc/makefile.texi: Likewise.
11267 * doc/md.texi: Likewise.
11268 * doc/passes.texi: Likewise.
11269 * doc/tm.texi: Likewise.
11270 * doc/tree-ssa.texi: Likewise.
11271 * doc/trouble.texi: Likewise.
11273 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
11274 Nathan Sidwell <nathan@codesourcery.com>
11275 Maxim Kuvyrkov <maxim@codesourcery.com>
11276 Richard Sandiford <rdsandiford@googlemail.com>
11278 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
11279 * config/mips/mips-protos.h (mips_expand_vector_init): New.
11280 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
11282 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
11283 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
11284 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
11286 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
11287 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
11288 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
11289 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
11290 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
11291 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
11292 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
11293 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
11294 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
11295 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
11296 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
11297 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
11298 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
11299 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
11300 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
11301 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
11302 (mips_builtins): Add Loongson builtins.
11303 (mips_loongson_2ef_bdesc): New.
11304 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
11305 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
11306 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
11307 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
11309 (mips_expand_vector_init): New.
11310 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
11311 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
11313 * config/mips/mips.md: Add unspec numbers for Loongson
11314 builtins. Include loongson.md.
11315 (MOVE64): Include Loongson vector modes.
11316 (SPLITF): Include Loongson vector modes.
11317 (HALFMODE): Handle Loongson vector modes.
11318 * config/mips/loongson.md: New.
11319 * config/mips/loongson.h: New.
11320 * config.gcc: Add loongson.h header for mips*-*-* targets.
11321 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
11323 2008-06-14 Joseph Myers <joseph@codesourcery.com>
11325 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
11326 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
11327 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
11328 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
11329 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
11330 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
11331 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
11332 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
11333 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
11334 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
11335 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
11336 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
11337 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
11338 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
11339 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
11340 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
11341 Remove use_fixproto=yes.
11342 (ia64*-*-hpux*): Remove comment about using fixproto.
11343 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
11345 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11347 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
11349 * configure: Regenerate.
11351 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
11353 PR middle-end/36520
11354 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
11355 before evaluating it.
11357 2008-06-13 Jakub Jelinek <jakub@redhat.com>
11360 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
11361 nested inline functions.
11362 (start_decl, start_function): Don't invert DECL_EXTERNAL
11363 for nested inline functions.
11365 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11367 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
11368 splits that must be made for correctness.
11370 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11372 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
11373 (AVAIL_NON_MIPS16): Likewise.
11374 (mips_builtin_description): Replace target_flags with a predicate.
11375 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
11376 (dspr2_32): New availability predicates.
11377 (MIPS_BUILTIN): New macro.
11378 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
11379 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
11380 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
11381 Replace the TARGET_FLAGS parameters with AVAIL parameters.
11382 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
11383 (mips_dsp_32only_bdesc): Merge into...
11384 (mips_builtins): ...this new array.
11385 (mips_bdesc_map, mips_bdesc_arrays): Delete.
11386 (mips_init_builtins): Update after above changes.
11387 (mips_expand_builtin_1): Merge into...
11388 (mips_expand_builtin): ...here and update after above changes.
11390 2008-06-12 Paul Brook <paul@codesourcery.com>
11392 * longlong.h (__arm__): Define count_leading_zeros.
11393 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
11394 (clzsi2, clzdi2): New functions.
11395 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
11396 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
11397 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
11398 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
11399 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
11400 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
11401 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
11402 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
11403 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
11404 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
11406 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
11408 * config/m68k/m68k.c (m68k_tune_flags): New.
11409 (override_options): Compute m68k_tune_flags.
11410 (MULL_COST, MULW_COST): Update for various variants of CFV2.
11411 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
11413 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11415 PR middle-end/36506
11416 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
11418 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11420 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
11421 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
11423 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11425 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
11426 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
11428 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11430 PR middle-end/36506
11431 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
11434 2008-06-12 Richard Guenther <rguenther@suse.de>
11436 PR tree-optimization/36345
11437 * tree-flow.h (struct ptr_info_def): Align escape_mask,
11438 add memory_tag_needed flag.
11439 (may_alias_p): Declare.
11440 * tree-ssa-alias.c (may_alias_p): Export.
11441 (set_initial_properties): Use memory_tag_needed flag.
11442 (update_reference_counts): Likewise.
11443 (reset_alias_info): Reset memory_tag_needed flag.
11444 (create_name_tags): Check memory_tag_needed flag.
11445 (dump_points_to_info_for): Dump it.
11446 * tree-ssa-structalias.c (struct variable_info): Remove
11447 directly_dereferenced flag.
11448 (new_var_info): Do not initialize it.
11449 (process_constraint_1): Do not set it.
11450 (update_alias_info): Set is_dereferenced flag.
11451 (set_uids_in_ptset): Use may_alias_p.
11452 (set_used_smts): Check memory_tag_needed flag.
11453 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
11454 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
11455 memory_tag_needed flag.
11456 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
11457 from broken design.
11459 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
11461 * config/i386/i386.c (ix86_compute_frame_layout): Disable
11462 red zone for w64 abi.
11463 (ix86_expand_prologue): Likewise.
11464 (ix86_force_to_memory): Likewise.
11465 (ix86_free_from_memory): Likewise.
11467 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
11470 * config/rs6000/rs6000.c (rs6000_override_options): Set
11471 rs6000_isel conditionally to the absence of comand line override.
11472 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11473 Remove duplicate rs6000_isel setting.
11474 * config/rs6000/eabispe.h: Ditto.
11476 2008-06-11 Richard Guenther <rguenther@suse.de>
11478 * alias.c (get_alias_set): Use the element alias-set for arrays.
11479 (record_component_aliases): For arrays and vectors do nothing.
11480 * c-common.c (strict_aliasing_warning): Handle the cases
11481 of alias set zero explicitly.
11482 * Makefile.in (dfp.o-warn): Add -Wno-error.
11484 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11486 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
11488 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
11489 tune_32 tune_64 to supported_defaults. Allow values not
11490 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
11491 x86_64. Do not override cpu_32 or cpu_64 values from target name.
11492 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
11493 with_cpu_64 to generic for 64-bit-supporting configurations, not
11494 with_cpu. Remove FIXMEs.
11495 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
11496 --with-arch-64, --with-tune-32, --with-tune-64): Document.
11497 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
11498 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
11499 arch_32 and arch_64.
11501 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
11502 Olivier Hainque <hainque@adacore.com>
11504 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
11505 Use DECL_SIZE_UNIT to retrieve the size of the field.
11507 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11509 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
11510 with function calls after declarations. Lay out
11511 neon_float_type_node before further use.
11513 2008-06-11 Richard Guenther <rguenther@suse.de>
11515 * tree-flow.h (may_point_to_global_var): Declare.
11516 * tree-ssa-alias.c (may_point_to_global_var): New function.
11517 * tree-ssa-sink.c (is_hidden_global_store): Use it.
11519 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
11521 * configure.ac: Teach that fido supports .debug_line.
11522 * configure: Regenerate.
11524 2008-06-10 Tom Tromey <tromey@redhat.com>
11526 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
11529 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11531 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
11532 (encode_decimal64, decode_decimal64, encode_decimal128,
11533 decode_decimal128): Reverse order of 32-bit parts of value if host
11534 and target endianness differ.
11536 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
11538 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
11539 Avoid division by 0.
11540 (tree_mod_pow2_value_transform): Likewise.
11541 (tree_ic_transform): Likewise.
11542 (tree_stringops_transform): Likewise.
11543 (tree_mod_subtract_transform): Likewise.
11544 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
11545 (copy_edges_for_bb): Likewise.
11546 (initialize_cfun): Likewise.
11548 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11550 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
11551 nonmemory_operand. Add "N" operand constraint.
11553 (*jcc_btdi_mask_rex64): New instruction and split pattern.
11554 (*jcc_btsi_mask): Ditto.
11555 (*jcc_btsi_mask_1): Ditto.
11557 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11559 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
11560 TYPE_CANONICAL for copied element type.
11562 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11565 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
11566 Add m_CORE2 and m_GENERIC.
11567 * config/i386/predicates.md (bt_comparison_operator): New predicate.
11568 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
11570 (*jcc_btdi_rex64): New instruction and split pattern.
11571 (*jcc_btsi): Ditto.
11572 (*jcc_btsi_1): Ditto.
11573 (*btsq): Fix Intel asm dialect operand order.
11577 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
11579 PR middle-end/36447
11580 * simplify-rtx.c (simplify_subreg): Add check for shift count
11583 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
11585 * doc/md.texi: Synchronize with later constraints.md change.
11586 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
11587 with a C implementation.
11588 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
11590 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
11591 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
11592 when moving to and from MD_REGNUM.
11593 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
11594 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
11595 Handle byte and halfword moves.
11596 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
11598 * config/mips/constraints.md (h): Turn into NO_REGS.
11599 (l, x): Update documentation.
11600 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
11601 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
11602 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
11603 (HILO): New mode iterator.
11605 (any_div): New code iterator.
11606 (u): Extend code attribute to div and udiv.
11607 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
11608 d_operand in the splitters. Remove redundant CONST_INT checks.
11609 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
11610 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
11611 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
11612 accordingly, using normal moves instead of unspecs to move LO into
11613 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
11614 (<u>mulsidi3): Handle expansion in C code.
11615 (<u>mulsidi3_32bit_internal): Rename to...
11616 (<u>mulsidi3_32bit): ...this.
11617 (<u>mulsidi3_32bit_r4000): Fix insn separator.
11618 (*<u>mulsidi3_64bit): Rename to...
11619 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
11620 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
11621 to set LO and HI to the multiplication result. Use a normal move
11622 for MFLO and an unspec for MFHI.
11623 (*<u>mulsidi3_64bit_parts): Replace with...
11624 (<u>mulsidi3_64bit_hilo): ...this new instruction.
11625 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
11626 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
11627 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
11628 instead of HI. Split the instruction into a separate multiplication
11629 and MFHI if !TARGET_FIX_R4000.
11630 (<su>muldi3_highpart): Likewise.
11631 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
11632 and the "=h" clobber.
11633 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
11634 (<u>mulditi3): New expander.
11635 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
11636 (madsi): Remove "=h" clobber.
11637 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
11638 Force the modulus result to be a GPR and split the instruction into
11639 a division followed by an MFHI after reload.
11640 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
11641 (*lea_high64): Use d_operand in the define_peephole2. Likewise
11642 the MIPS16 HIGH define_split.
11643 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
11644 of acc<->gpr moves to "multi".
11645 (*movdi_64bit): Replace the single "x" alternative with
11646 alternatives for moving into and out of "a".
11647 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
11648 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
11649 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
11650 Use d_operand in the splitters. Remove redundant CONST_INT checks.
11651 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
11652 (movti): New expander.
11653 (*movti, *movti_mips16): New insns.
11654 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
11655 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
11656 (mthi<GPR:mode>_<HILO:mode>): Likewise.
11657 * config/mips/predicates.md (fpr_operand): Delete.
11658 (d_operand): New predicate.
11660 2008-06-09 Michael Meissner <michael.meissner@amd.com>
11662 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
11663 failure on some Bourne shells.
11664 (x86_64-*-*): Ditto.
11666 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
11668 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
11670 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
11672 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
11673 (sparc-sun-solaris2*): Likewise.
11675 2008-06-09 Arnaud Charlet <charlet@adacore.com
11677 * doc/install.texi: Update requirements to build the Ada compiler.
11679 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
11681 * df-scan.c (struct df_scan_problem_data): Remove the
11682 mw_link_pool alloc pool.
11683 (df_scan_free_internal): Don't free it.
11684 (df_scan_alloc): Don't allocate it.
11685 * df.h (struct df_link): Update comment.
11687 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
11689 * except.h: Correct checks for when SJLJ exceptions must be used.
11691 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11693 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
11696 2008-06-08 Joseph Myers <joseph@codesourcery.com>
11698 PR tree-optimization/36218
11699 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
11700 configure for the build system.
11701 (BUILD_LDFLAGS): Define.
11702 * configure: Regenerate.
11703 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
11705 2008-07-08 Anatoly Sokolov <aesok@post.ru>
11708 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
11709 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
11710 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
11712 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
11714 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
11716 2008-06-07 Joseph Myers <joseph@codesourcery.com>
11718 * config.gcc (Obsolete configurations): Remove list of
11720 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
11721 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
11722 targets matched by those patterns.
11723 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
11724 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
11725 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
11726 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
11727 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11728 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
11729 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
11730 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
11731 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
11732 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
11733 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
11734 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
11735 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
11736 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
11737 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
11738 Make code for Solaris 7 and greater unconditional for Solaris.
11739 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
11740 Remove --with-* handling.
11741 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
11742 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
11743 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
11744 LINK_OS_WINDISS_SPEC): Remove.
11745 * config/rs6000/sysv4.opt (mwindiss): Remove.
11746 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
11747 * configure: Regenerate.
11748 * doc/cpp.texi: Don't mention BeOS.
11749 * doc/extend.texi (interrupt): Don't mention MS1.
11750 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
11751 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
11752 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
11753 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
11754 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
11756 * doc/invoke.texi (MT Options): Remove.
11757 (-mwindiss): Remove.
11758 (CRIS Options): Remove cris-axis-aout references.
11759 (HPPA Options): Don't mention hppa1.1-*-pro.
11760 * doc/md.texi: (MorphoTech family): Remove.
11761 * libgcc2.c: Don't handle UWIN.
11762 * config/alpha/t-unicosmk: Remove.
11763 * config/alpha/unicosmk.h: Remove.
11764 * config/arm/kaos-arm.h: Remove.
11765 * config/arm/kaos-strongarm.h: Remove.
11766 * config/arm/strongarm-coff.h: Remove.
11767 * config/arm/strongarm-elf.h: Remove.
11768 * config/arm/strongarm-pe.h: Remove.
11769 * config/arm/t-strongarm-pe: Remove.
11770 * config/arm/t-xscale-coff: Remove.
11771 * config/arm/t-xscale-elf: Remove.
11772 * config/arm/xscale-coff.h: Remove.
11773 * config/arm/xscale-elf.h: Remove.
11774 * config/chorus.h: Remove.
11775 * config/cris/aout.h: Remove.
11776 * config/cris/aout.opt: Remove.
11777 * config/cris/t-aout: Remove.
11778 * config/i386/beos-elf.h: Remove.
11779 * config/i386/kaos-i386.h: Remove.
11780 * config/i386/ptx4-i.h: Remove.
11781 * config/i386/sco5.h: Remove.
11782 * config/i386/sco5.opt: Remove.
11783 * config/i386/sysv4-cpp.h: Remove.
11784 * config/i386/sysv5.h: Remove.
11785 * config/i386/t-beos: Remove.
11786 * config/i386/t-sco5: Remove.
11787 * config/i386/t-uwin: Remove.
11788 * config/i386/uwin.asm: Remove.
11789 * config/i386/uwin.h: Remove.
11790 * config/kaos.h: Remove.
11791 * config/mips/windiss.h: Remove.
11792 * config/mt: Remove directory.
11793 * config/pa/pa-osf.h: Remove.
11794 * config/pa/pa-pro-end.h: Remove.
11795 * config/pa/t-pro: Remove.
11796 * config/ptx4.h: Remove.
11797 * config/rs6000/beos.h: Remove.
11798 * config/rs6000/kaos-ppc.h: Remove.
11799 * config/rs6000/t-beos: Remove.
11800 * config/rs6000/windiss.h: Remove.
11801 * config/sh/kaos-sh.h: Remove.
11802 * config/sol2-6.h: Remove.
11803 * config/sparc/sol26-sld.h: Remove.
11804 * config/sparc/sysv4-only.h: Remove.
11805 * config/vax/bsd.h: Remove.
11806 * config/vax/t-memfuncs: Remove.
11807 * config/vax/ultrix.h: Remove.
11808 * config/vax/vaxv.h: Remove.
11809 * config/windiss.h: Remove.
11811 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11813 PR rtl-optimization/36438
11814 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
11815 for vector shifts with constant scalar shift operands.
11817 2008-06-06 Sandip Matte <sandip@rmicorp.com>
11819 * doc/invoke.texi: Document -march=xlr.
11820 * config/mips/xlr.md: New file.
11821 * config/mips/mips.md: Include it.
11823 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
11824 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
11825 (mips_rtx_cost_data): Likewise.
11827 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
11829 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
11830 PRE_INC and PRE_DEC cases.
11832 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11834 PR rtl-optimization/36419
11835 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
11836 the emitting jump insn.
11839 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
11840 is not bool, boolify the whole *expr_p and convert to the desired type.
11842 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11844 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
11845 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
11846 Add omp_private_outer_ref hook, add another argument to
11847 omp_clause_default_ctor hook.
11848 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
11849 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
11850 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
11851 hook_tree_tree_tree_tree_null.
11852 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
11853 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
11854 * hooks.c (hook_tree_tree_tree_tree_null): New function.
11855 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
11856 * tree.def (OMP_TASK): New tree code.
11857 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
11858 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
11859 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
11860 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
11861 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
11862 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
11863 OMP_CLAUSE_COLLAPSE_EXPR): Define.
11864 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11865 (OMP_DIRECTIVE_P): Add OMP_TASK.
11866 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
11867 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
11868 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
11869 and OMP_CLAUSE_UNTIED entries.
11870 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
11872 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11873 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
11874 * tree-pretty-print.c (dump_omp_clause): Handle
11875 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
11876 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11877 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
11878 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
11879 warning about unsigned iterators. Change decl/init/cond/incr
11880 arguments to TREE_VECs, check arguments for all collapsed loops.
11881 (c_finish_omp_taskwait): New function.
11882 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
11884 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
11885 default_function_array_conversion on init. Add par_clauses argument.
11886 If decl is present in parallel's lastprivate clause, change it to
11887 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
11888 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
11889 collapse count in clauses.
11890 (c_parser_omp_for, c_parser_omp_parallel): Adjust
11891 c_parser_omp_for_loop callers.
11892 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
11893 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
11894 (c_parser_omp_clause_name): Handle collapse and untied clauses.
11895 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
11897 (c_parser_omp_clause_schedule): Handle schedule(auto).
11898 Include correct location in the error message.
11899 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
11900 and PRAGMA_OMP_CLAUSE_UNTIED.
11901 (OMP_TASK_CLAUSE_MASK): Define.
11902 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
11903 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
11904 * tree-nested.c (convert_nonlocal_omp_clauses,
11905 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
11906 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
11907 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11908 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
11910 (conver_nonlocal_reference, convert_local_reference,
11911 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
11912 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
11913 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
11914 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
11915 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
11916 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
11917 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
11918 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
11919 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11921 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
11922 * c-common.h (c_finish_omp_taskwait): New prototype.
11923 * gimple-low.c (lower_stmt): Handle OMP_TASK.
11924 * tree-parloops.c (create_parallel_loop): Create 1 entry
11925 vectors for OMP_FOR_{INIT,COND,INCR}.
11926 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
11927 (make_edges): Handle OMP_TASK.
11928 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
11929 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11930 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
11931 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
11932 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
11933 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11934 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11935 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
11936 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
11937 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
11938 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
11939 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
11940 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
11941 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
11942 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
11943 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
11944 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
11945 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
11946 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
11947 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
11948 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
11949 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
11950 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
11951 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
11952 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
11953 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
11954 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
11955 original iterator is present in lastprivate clause or if
11956 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
11957 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11958 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
11959 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
11960 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
11961 if it is set, lookup var in outer contexts too. Handle
11962 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
11963 to be implicitly determined firstprivate for task regions.
11964 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
11965 if it is set, lookup var in outer contexts too. Set
11966 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
11967 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
11968 OMP_CLAUSE_UNTIED. Take region_type as last argument
11969 instead of in_parallel and in_combined_parallel.
11970 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
11972 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
11973 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
11974 (new_omp_context): Set default_kind to
11975 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
11976 (omp_region_type): New enum.
11977 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
11978 fields, add region_type.
11979 (new_omp_context): Take region_type as argument instead of is_parallel
11980 and is_combined_parallel.
11981 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
11982 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
11983 ctx->is_combined_parallel checks.
11984 (gimplify_omp_task): New function.
11985 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11987 * omp-low.c (extract_omp_for_data): Use schedule(static)
11988 for schedule(auto). Handle pointer and unsigned iterators.
11989 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
11990 Add loops argument. Extract data for collapsed OMP_FOR loops.
11991 (expand_parallel_call): Assert sched_kind isn't auto,
11992 map runtime schedule to index 3.
11993 (struct omp_for_data_loop): New type.
11994 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
11995 Add loop, loops, collapse and iter_type fields.
11996 (workshare_safe_to_combine_p): Disallow combined for if
11997 iter_type is unsigned long long. Don't combine collapse > 1 loops
11998 unless all bounds and steps are constant. Adjust extract_omp_for_data
12000 (expand_omp_for_generic): Handle pointer, unsigned and long long
12001 iterators. Handle collapsed OMP_FOR loops. Adjust
12002 for struct omp_for_data changes. If libgomp function doesn't return
12003 boolean_type_node, add comparison of the return value with 0.
12004 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12005 pointer, unsigned and long long iterators. Adjust for struct
12006 omp_for_data changes.
12007 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12008 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12009 unsigned long long. Allocate loops array, pass it to
12010 extract_omp_for_data. For collapse > 1 loops use always
12011 expand_omp_for_generic.
12012 (omp_context): Add sfield_map and srecord_type fields.
12013 (is_task_ctx, lookup_sfield): New functions.
12014 (use_pointer_for_field): Use is_task_ctx helper. Change first
12015 argument's type from const_tree to tree. Clarify comment.
12016 In OMP_TASK disallow copy-in/out sharing.
12017 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12018 (install_var_field): Add mask argument. Populate both record_type
12019 and srecord_type if needed.
12020 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12022 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12023 and DECL_FIELD_OFFSET.
12024 (scan_sharing_clauses): Adjust install_var_field callers. For
12025 firstprivate clauses on explicit tasks allocate the var by value in
12026 record_type unconditionally, rather than by reference.
12027 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12028 Use is_taskreg_ctx instead of is_parallel_ctx.
12029 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12030 (create_omp_child_function_name): Add task_copy argument, use
12031 *_omp_cpyfn* names if it is true.
12032 (create_omp_child_function): Add task_copy argument, if true create
12033 *_omp_cpyfn* helper function.
12034 (scan_omp_parallel): Adjust create_omp_child_function callers.
12035 Rename parallel_nesting_level to taskreg_nesting_level.
12036 (scan_omp_task): New function.
12037 (lower_rec_input_clauses): Don't run constructors for firstprivate
12038 explicit task vars which are initialized by *_omp_cpyfn*.
12039 Pass outer var ref to omp_clause_default_ctor hook if
12040 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12041 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12042 OMP_CLAUSE_REDUCTION_INIT.
12043 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12044 avoid duplicate setting of fields. Handle
12045 OMP_CLAUSE_PRIVATE_OUTER_REF.
12046 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12047 copy-out if TREE_READONLY, only copy-in.
12048 (expand_task_copyfn): New function.
12049 (expand_task_call): New function.
12050 (struct omp_taskcopy_context): New type.
12051 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12053 (lower_omp_parallel): Rename to...
12054 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12055 Call create_task_copyfn if srecord_type is needed. Adjust
12057 (task_shared_vars): New variable.
12058 (check_omp_nesting_restrictions): Warn if work-sharing,
12059 barrier, master or ordered region is closely nested inside OMP_TASK.
12060 Add warnings for barrier if closely nested inside of work-sharing,
12061 ordered, or master region.
12062 (scan_omp_1): Call check_omp_nesting_restrictions even for
12063 GOMP_barrier calls. Rename parallel_nesting_level to
12064 taskreg_nesting_level. Handle OMP_TASK.
12065 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12066 work-sharing construct, continue looking for them on parent parallel
12068 (lower_omp_for_lastprivate): Add lastprivate clauses
12069 to the beginning of dlist rather than end. Adjust for struct
12070 omp_for_data changes.
12071 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12072 not after it. Handle collapsed OMP_FOR loops, adjust for
12073 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12074 (get_ws_args_for): Adjust extract_omp_for_data caller.
12075 (scan_omp_for): Handle collapsed OMP_FOR
12076 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12077 (lower_omp_single_simple): If libgomp function doesn't return
12078 boolean_type_node, add comparison of the return value with 0.
12079 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12080 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12081 (parallel_nesting_level): Rename to...
12082 (taskreg_nesting_level): ... this.
12083 (is_taskreg_ctx): New function.
12084 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12085 of is_parallel_ctx.
12086 (execute_lower_omp): Rename parallel_nesting_level to
12087 taskreg_nesting_level.
12088 (expand_omp_parallel): Rename to...
12089 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12090 Call omp_task_call for OMP_TASK regions.
12091 (expand_omp): Adjust caller, handle OMP_TASK.
12092 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12094 * bitmap.c (bitmap_default_obstack_depth): New variable.
12095 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12096 if argument is NULL and bitmap_default_obstack is already initialized.
12097 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12099 * matrix-reorg.c (matrix_reorg): Likewise.
12101 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12103 * config/i386/i386.md (*indirect_jump): Macroize using P
12104 mode iterator. Remove !TARGET_64BIT from insn constraints.
12105 (*tablejump_1): Ditto.
12106 (*indirect_jump_rex64): Remove insn pattern.
12107 (*tablejump_1_rex64): Ditto.
12108 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12109 and eh_return_si insn patterns.
12111 2008-06-06 Richard Guenther <rguenther@suse.de>
12113 * tree-ssa-structalias.c (merge_smts_into): Remove.
12114 (find_what_p_points_to): Do not bother to compute the
12115 points-to set for pt_anything pointers.
12116 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12117 for pt_anything pointers is ok.
12119 2008-06-06 Jan Hubicka <jh@suse.cz>
12121 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12123 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12125 * cgraph.c: Fix typos in comments.
12126 (cgraph_availability_names): Fix string typo.
12127 * fold-const.c: Fix typos in comments.
12128 (fold_binary): Fix typo in warning.
12129 * genautomata.c: Fix typos in comments.
12130 (check_presence_pattern_sets): Fix typo in local variable.
12131 (output_description): Fix typo in output.
12132 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12133 * hwint.h: Likewise.
12134 * matrix-reorg.c (check_allocation_function): Likewise.
12135 * omega.c (smooth_weird_equations): Likewise.
12136 * auto-inc-dec.c: Fix typos in comments.
12137 * bb-reorder.c: Likewise.
12138 * builtins.c: Likewise.
12139 * c-common.c: Likewise.
12140 * c-cppbuiltin.c: Likewise.
12141 * c-parser.c: Likewise.
12142 * c-pretty-print.c: Likewise.
12143 * cfgcleanup.c: Likewise.
12144 * cfgexpand.c: Likewise.
12145 * cfghooks.c: Likewise.
12146 * cfglayout.c: Likewise.
12147 * cfgloopmanip.c: Likewise.
12148 * cgraphunit.c: Likewise.
12149 * coverage.c: Likewise.
12150 * dbxout.c: Likewise.
12151 * df-byte-scan.c: Likewise.
12152 * df-core.c: Likewise.
12153 * df-problems.c: Likewise.
12154 * df-scan.c: Likewise.
12156 * dominance.c: Likewise.
12157 * domwalk.c: Likewise.
12159 * dwarf2out.c: Likewise.
12160 * emit-rtl.c: Likewise.
12161 * et-forest.c: Likewise.
12162 * function.c: Likewise.
12163 * function.h: Likewise.
12165 * gcov-io.c: Likewise.
12166 * gcov.c: Likewise.
12167 * gcse.c: Likewise.
12168 * genattrtab.c: Likewise.
12169 * ggc-page.c: Likewise.
12170 * gimplify.c: Likewise.
12171 * gthr-lynx.h: Likewise.
12172 * haifa-sched.c: Likewise.
12173 * ipa-cp.c: Likewise.
12174 * ipa-inline.c: Likewise.
12175 * ipa-prop.h: Likewise.
12176 * ipa-pure-const.c: Likewise.
12177 * ipa-struct-reorg.c: Likewise.
12178 * ipa-struct-reorg.h: Likewise.
12179 * ipa-type-escape.c: Likewise.
12181 * loop-doloop.c: Likewise.
12182 * mips-tfile.c: Likewise.
12183 * mkmap-flat.awk: Likewise.
12184 * mkmap-symver.awk: Likewise.
12185 * modulo-sched.c: Likewise.
12186 * omp-low.c: Likewise.
12187 * optabs.c: Likewise.
12188 * optabs.h: Likewise.
12189 * opts.c: Likewise.
12190 * passes.c: Likewise.
12191 * postreload-gcse.c: Likewise.
12192 * postreload.c: Likewise.
12193 * predict.c: Likewise.
12194 * pretty-print.h: Likewise.
12195 * profile.c: Likewise.
12196 * protoize.c: Likewise.
12197 * ra-conflict.c: Likewise.
12198 * real.c: Likewise.
12199 * recog.c: Likewise.
12200 * regclass.c: Likewise.
12201 * regs.h: Likewise.
12202 * reload.c: Likewise.
12203 * rtl-error.c: Likewise.
12204 * rtlanal.c: Likewise.
12205 * scan.h: Likewise.
12206 * sched-rgn.c: Likewise.
12208 * stmt.c: Likewise.
12209 * target.h: Likewise.
12210 * tree-dfa.c: Likewise.
12211 * tree-eh.c: Likewise.
12212 * tree-flow-inline.h: Likewise.
12213 * tree-inline.c: Likewise.
12214 * tree-into-ssa.c: Likewise.
12215 * tree-loop-distribution.c: Likewise.
12216 * tree-nested.c: Likewise.
12217 * tree-parloops.c: Likewise.
12218 * tree-pass.h: Likewise.
12219 * tree-pretty-print.c: Likewise.
12220 * tree-profile.c: Likewise.
12221 * tree-scalar-evolution.c: Likewise.
12222 * tree-sra.c: Likewise.
12223 * tree-ssa-alias-warnings.c: Likewise.
12224 * tree-ssa-ccp.c: Likewise.
12225 * tree-ssa-coalesce.c: Likewise.
12226 * tree-ssa-dom.c: Likewise.
12227 * tree-ssa-dse.c: Likewise.
12228 * tree-ssa-forwprop.c: Likewise.
12229 * tree-ssa-live.c: Likewise.
12230 * tree-ssa-live.h: Likewise.
12231 * tree-ssa-loop-im.c: Likewise.
12232 * tree-ssa-loop-ivopts.c: Likewise.
12233 * tree-ssa-loop-niter.c: Likewise.
12234 * tree-ssa-loop-prefetch.c: Likewise.
12235 * tree-ssa-phiopt.c: Likewise.
12236 * tree-ssa-phiprop.c: Likewise.
12237 * tree-ssa-sccvn.c: Likewise.
12238 * tree-ssa-ter.c: Likewise.
12239 * tree-ssa-threadupdate.c: Likewise.
12240 * tree-ssa.c: Likewise.
12241 * tree-vect-analyze.c: Likewise.
12242 * tree-vect-transform.c: Likewise.
12243 * tree-vectorizer.c: Likewise.
12244 * tree-vn.c: Likewise.
12245 * tree-vrp.c: Likewise.
12246 * tree.c: Likewise.
12247 * tree.def: Likewise.
12248 * tree.h: Likewise.
12249 * unwind-dw2-fde.c: Likewise.
12250 * unwind.inc: Likewise.
12251 * value-prof.c: Likewise.
12252 * vmsdbgout.c: Likewise.
12254 2008-06-05 David Edelsohn <edelsohn@gnu.org>
12256 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
12257 always place FP constants in the TOC for TARGET_POWERPC64.
12258 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
12260 2008-06-05 Joseph Myers <joseph@codesourcery.com>
12262 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
12263 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
12264 enable for TARGET_E500_DOUBLE.
12265 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
12266 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
12267 floating-point modes like integer modes for E500 double.
12268 (rs6000_legitimate_offset_address_p): Likewise.
12269 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
12270 addressing for DDmode for E500 double.
12271 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
12272 modes as using 64-bits of registers for E500 double.
12273 (spe_build_register_parallel): Do not handle DDmode or TDmode.
12274 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
12275 specially for E500 double.
12276 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
12277 TDmode for E500 double.
12278 (rs6000_gimplify_va_arg): Only handle SDmode in registers
12279 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
12280 (rs6000_split_multireg_move): Do not handle TDmode specially for
12282 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
12283 using 64-bit registers for E500 double.
12284 (emit_frame_save): Do not handle DDmode specially for E500 double.
12285 (gen_frame_mem_offset): Likewise.
12286 (rs6000_function_value): Do not call spe_build_register_parallel
12287 for DDmode or TDmode.
12288 (rs6000_libcall_value): Likewise.
12289 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
12290 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
12293 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
12295 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
12298 2008-06-04 Junjie Gu <jgu@tensilica.com>
12300 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
12301 comparison for frame pointers.
12303 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12306 * config/avr/avr.h (PUSH_ROUNDING): Remove.
12308 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12311 * builtins.c (expand_builtin_signbit): Don't take lowpart when
12312 register is already smaller or equal to required mode.
12314 2008-06-04 Xinliang David Li <davidxl@google.com>
12316 * tree-call-cdce.c: New file.
12317 (cond_dead_built_in_calls): New static variable.
12318 (input_domain): New struct.
12319 (check_pow): New function.
12320 (check_builtin_call): Ditto.
12321 (check_target_format): Ditto.
12322 (is_call_dce_candidate): Ditto.
12323 (gen_one_condition): Ditto.
12324 (gen_conditions_for_domain): Ditto.
12325 (get_domain): Ditto.
12326 (gen_conditions_for_pow_cst_base): Ditto.
12327 (gen_conditions_for_pow_int_base): Ditto.
12328 (gen_conditions_for_pow): Ditto.
12329 (get_no_error_domain): Ditto.
12330 (gen_shrink_wrap_conditions): Ditto.
12331 (shrink_wrap_one_built_in_call): Ditto.
12332 (shink_wrap_conditional_dead_built_in_calls): Ditto.
12333 (tree_call_cdce): Ditto.
12334 (gate_call_cdce): Ditto.
12335 (pass_call_cdce): New gimple pass.
12336 * passes.c: (init_optimization_passes): New pass.
12337 * tree-pass.h: New pass declaration.
12338 * opts.c (decode_options): New flag setting.
12339 * common.opt: Add -ftree-builtin-call-dce flag.
12340 * Makefile.in: Add new source file.
12341 * tempvar.def: New tv_id.
12342 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
12344 2008-06-04 Richard Guenther <rguenther@suse.de>
12346 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
12347 (is_call_clobbered): Always check var_ann->call_clobbered.
12348 (mark_call_clobbered): Always set var_ann->call_clobbered.
12349 (clear_call_clobbered): Always clear var_ann->call_clobbered.
12350 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
12351 (reset_alias_info): Clear call clobbering info on MTAGs and
12353 (set_pt_anything): Set pt_global_mem.
12354 (create_tag_raw): Adjust comment.
12355 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
12357 2008-06-04 Joseph Myers <joseph@codesourcery.com>
12358 Maxim Kuvyrkov <maxim@codesourcery.com>
12360 * config/m68k/m68k.opt (mxgot): New option.
12361 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
12362 (m68k_output_addr_const_extra): New.
12363 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
12364 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
12365 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
12366 * doc/invoke.texi (M680x0 Options): Document -mxgot.
12368 2008-06-04 Richard Guenther <rguenther@suse.de>
12370 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
12371 negative or non-representable offsets.
12373 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
12375 * config/i386/i386.c (ix86_gen_leave): New.
12376 (ix86_gen_pop1): Likewise.
12377 (ix86_gen_add3): Likewise.
12378 (ix86_gen_sub3): Likewise.
12379 (ix86_gen_sub3_carry): Likewise.
12380 (ix86_gen_one_cmpl2): Likewise.
12381 (ix86_gen_monitor): Likewise.
12382 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
12383 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
12384 ix86_gen_one_cmpl2 and ix86_gen_monitor.
12385 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
12386 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
12387 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
12388 (ix86_expand_epilogue): Updated.
12389 (print_operand): Handle integer register operand for 'z'.
12390 (ix86_expand_strlensi_unroll_1): Likewise.
12391 (ix86_expand_strlen): Likewise.
12392 (ix86_expand_builtin): Likewise.
12393 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
12394 mov{q}/mov{l} and add{q}/add{l}.
12396 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12398 * config/i386/i386.md (P): New mode iterator.
12399 (SFmode push_operand splitter): Macroize DImode and SImode pushes
12400 using P mode iterator.
12401 (DFmode push_operand splitter): Ditto.
12402 (XFmode push_operand splitter): Ditto.
12403 (DFmode float_extend SFmode push_operand splitter): Ditto.
12404 (XFmode float_extend SFmode push_operand splitter): Do not generate
12405 SImode pushes for 64bit target. Macroize Dimode and SImode
12406 pushes using P mode iterator.
12407 (XFmode float_extend DFmode push_operand splitter): Ditto.
12409 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12411 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
12412 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
12413 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
12414 return type to int.
12415 (ix86_call_abi_override): Remove check for call_used_regs.
12417 2008-06-03 Richard Guenther <rguenther@suse.de>
12419 * tree-ssa-structalias.c (find_func_aliases): Add constraints
12420 for the lhs of calls if the return type contains pointers.
12422 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12424 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
12425 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
12426 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
12427 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
12428 of cfun and DEFAULT_ABI to deceide abi mode.
12429 (DEFAULT_ABI): New.
12430 (REG_PARM_STACK_SPACE): Removed.
12431 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
12432 (STACK_BOUNDARY): Use default target to deceide stack boundary.
12433 * config/i386/i386-protos.h (ix86_cfun_abi): New.
12434 (ix86_function_abi): Likewise.
12435 (ix86_function_type_abi): Likewise.
12436 (ix86_call_abi_override): Likewise.
12437 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
12438 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
12439 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
12440 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
12442 (X86_64_REGPARM_MAX): New.
12443 (X86_64_SSE_REGPARM_MAX): New.
12444 (X64_REGPARM_MAX): New.
12445 (X64_SSE_REGPARM_MAX): New.
12446 (X86_32_REGPARM_MAX): New.
12447 (X86_32_SSE_REGPARM_MAX): New.
12448 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
12449 (ix86_function_regparm): Handle user calling abi.
12450 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
12451 by DEFAULT_ABI versus SYSV_ABI check.
12452 (ix86_reg_parm_stack_space): New.
12453 (ix86_function_type_abi): New.
12454 (ix86_call_abi_override): New.
12455 (ix86_function_abi): New.
12456 (ix86_cfun_abi): New.
12457 (init_cumulative_args): Call abi specific initialization.
12458 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
12459 (function_arg_64): Extend SSE_REGPARM_MAX check.
12460 (function_arg (): Remove TARGET_64BIT_MS_ABI.
12461 (ix86_pass_by_reference): Likewise.
12462 (ix86_function_value_regno_p): Likewise.
12463 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
12464 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
12465 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
12466 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
12467 (setup_incoming_varargs_64): Adjust regparm for call abi.
12468 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
12469 (ix86_va_start): Likewise.
12470 (ix86_gimplify_va_arg): Likewise.
12471 (ix86_expand_prologue): Likewise.
12472 (output_pic_addr_const): Likewise.
12473 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
12474 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
12475 (x86_output_mi_thunk): Likewise.
12476 (x86_function_profiler): Likewise.
12477 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
12478 (SYSV_ABI, MS_ABI): New constants.
12479 (DEFAULT_ABI): New.
12480 (init_regs): Add prototype of function in regclass.c file.
12481 (OVERRIDE_ABI_FORMAT): New.
12482 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
12483 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
12484 (OUTGOING_REG_PARM_STACK_SPACE): New.
12485 (ix86_reg_parm_stack_space): New prototype.
12486 (CUMULATIVE_ARGS): Add call_abi member.
12487 (machine_function): Add call_abi member.
12488 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
12489 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
12491 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
12494 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
12495 (avr_builtin_setjmp_frame_value): New function.
12496 * config/avr/avr.md (nonlocal_goto_receiver): Define.
12497 (nonlocal_goto): Define.
12499 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
12501 * config/mips/mips.c (mips_emit_loadgp): Return early if
12502 there is nothing do to, otherwise emit a blockage if
12503 !TARGET_EXPLICIT_RELOCS || crtl->profile.
12504 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
12506 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12508 * configure.ac: Drop unneeded backslash ending up in config.in.
12509 * acinclude.m4: Likewise.
12510 * config.in: Regenerate.
12512 2008-05-26 Jan Hubicka <jh@suse.cz>
12514 * predict.c (maybe_hot_frequency_p): Break out of...
12515 (maybe_hot_bb_p): ... here.
12516 (maybe_hot_edge_p): New.
12517 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
12518 * basic-block.h (maybe_hot_edge_p): Declare.
12520 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12522 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
12523 (*cmpfp_<mode>_cc): Ditto.
12524 (*fp_jcc_8<mode>_387): Ditto.
12525 (*fop_<MODEF:mode>_2_i387): Ditto.
12526 (*fop_<MODEF:mode>_3_i387): Ditto.
12527 (*fop_xf_2_i387): Ditto.
12528 (*fop_xf_3_i387): Ditto.
12530 2008-06-02 Tomas Bily <tbily@suse.cz>
12532 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
12534 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12536 * config/mips/mips.c (mips_valid_offset_p): New function.
12537 (mips_valid_lo_sum_p): Likewise.
12538 (mips_classify_address): Use them.
12539 (mips_force_address): New function.
12540 (mips_legitimize_address): Use it.
12541 * config/mips/mips.md (MOVE128): New mode iterator.
12542 (movtf): Require TARGET_64BIT. Remove empty strings.
12543 (*movtf_internal): Rename to...
12544 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
12545 of "R" and use {,fp}{load,store} attributes instead of "multi".
12546 Use a separate define_split.
12547 (*movtf_mips16): New pattern.
12549 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12551 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
12552 * config/mips/mips.c (mips_expand_before_return): New function.
12553 (mips_expand_epilogue): Call it.
12554 * config/mips/mips.md (return): Turn into a define_expand.
12555 (*return): New insn.
12557 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12559 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
12560 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
12561 functions. Do not emit uses and clobbers of CONCATs; individually
12562 use and clobber their operands.
12563 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
12564 gen_clobber, emit_use and gen_use.
12565 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
12566 (expand_builtin_return): Likewise.
12567 * cfgbuild.c (count_basic_blocks): Likewise.
12568 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
12569 * explow.c (emit_stack_restore): Likewise.
12570 * expmed.c (extract_bit_field_1): Likewise.
12571 * expr.c (convert_move, emit_move_complex_parts): Likewise.
12572 (emit_move_multi_word, store_constructor): Likewise.
12573 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
12574 (thread_prologue_and_epilogue_insns): Likewise.
12575 * lower-subreg.c (resolve_simple_move): Likewise.
12576 * optabs.c (widen_operand, expand_binop): Likewise.
12577 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
12578 * reload.c (find_reloads): Likewise.
12579 * reload1.c (eliminate_regs_in_insn): Likewise.
12580 * stmt.c (expand_nl_goto_receiver): Likewise.
12581 * config/alpha/alpha.md (builtin_longjmp): Likewise.
12582 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
12583 * config/arm/arm.c (arm_load_pic_register): Likewise.
12584 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
12585 * config/arm/arm.md (untyped_return): Likewise.
12586 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
12587 * config/avr/avr.c (expand_prologue): Likewise.
12588 * config/bfin/bfin.c (do_unlink): Likewise.
12589 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
12590 * config/cris/cris.c (cris_expand_prologue): Likewise.
12591 * config/darwin.c (machopic_indirect_data_reference): Likewise.
12592 (machopic_legitimize_pic_address): Likewise.
12593 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
12594 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
12595 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
12596 (ix86_expand_convert_uns_didf_sse): Likewise.
12597 (ix86_expand_vector_init_general): Likewise.
12598 * config/ia64/ia64.md (eh_epilogue): Likewise.
12599 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
12600 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
12601 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
12602 (config/iq2000/iq2000.c): Likewise.
12603 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12604 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
12605 (builtin_longjmp): Likewise.
12606 * config/mn10300/mn10300.md (call, call_value): Likewise.
12607 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
12608 * config/pdp11/pdp11.md (abshi2): Likewise.
12609 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12610 * config/s390/s390.c (s390_emit_prologue): Likewise.
12611 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
12612 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
12613 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
12614 * config/sh/sh.c (prepare_move_operands): Likewise.
12615 (output_stack_adjust, sh_expand_epilogue): Likewise.
12616 (sh_set_return_address, sh_expand_t_scc): Likewise.
12617 * config/sparc/sparc.c (load_pic_register): Likewise.
12618 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
12619 * config/spu/spu.c (spu_expand_epilogue): Likewise.
12620 * config/v850/v850.c (expand_epilogue): Likewise.
12622 2008-05-31 Anatoly Sokolov <aesok@post.ru>
12624 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
12625 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
12626 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
12627 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
12628 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
12629 stack pointer register.
12630 (output_movhi): Remove code for interrupt specific writing to the
12631 stack pointer register.
12633 2008-05-31 Richard Guenther <rguenther@suse.de>
12635 PR tree-optimization/34244
12636 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
12637 (tree_expr_nonzero_warnv_p): Likewise.
12638 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12639 ssa_name_nonnegative_p.
12640 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
12641 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
12642 not tree_expr_nonzero_warnv_p.
12644 PR tree-optimization/36262
12646 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
12648 PR tree-optimization/34244
12649 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
12650 (record_numbers_of_iterations): New function.
12651 (execute_vrp): Cache the numbers of iterations of loops.
12652 * tree-scalar-evolution.c (scev_reset_except_niters):
12654 (scev_reset): Use scev_reset_except_niters.
12655 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
12657 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
12659 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12660 __WORKAROUND_RETS when appropriate.
12662 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12664 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
12665 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
12667 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
12668 *fop_df_comm_sse insn patterns using MODEF mode iterator.
12669 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
12670 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
12671 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
12672 *fop_df_1_mixed insn patterns using MODEF mode iterator.
12673 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
12674 *fop_df_1_sse insn patterns using MODEF mode iterator.
12675 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
12676 *fop_df_1_i387 insn patterns using MODEF mode iterator.
12677 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
12678 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
12679 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
12680 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
12681 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
12682 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
12683 (*fop_xf_4_i387): Use <MODE> for mode attribute.
12684 (*fop_xf_5_i387): Ditto.
12685 (*fop_xf_6_i387): Ditto.
12687 2008-05-30 Richard Guenther <rguenther@suse.de>
12689 * builtins.c (build_string_literal): Avoid generating
12690 a non-gimple_val result.
12692 2008-05-30 DJ Delorie <dj@redhat.com>
12694 * exec-tool.in: Use an environment variable (private) instead of a
12695 file (shared) as a semaphore, so as to not break parallel builds.
12697 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12699 * optabs.c (maybe_encapsulate_block): Remove.
12700 (emit_libcall_block): Adjust accordingly.
12701 * optabs.h (maybe_encapsulate_block): Remove prototype.
12703 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
12704 Don't use maybe_encapsulate_block.
12706 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12708 * config/rs6000/rs6000.c (rs6000_legitimize_address,
12709 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
12710 rtx is a SYMBOL_REF before calling get_pool_constant.
12712 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
12714 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
12716 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
12718 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
12719 rather than OS names to choose INO_T_EQ definition.
12720 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
12721 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
12723 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
12726 * config/darwin-f.c: New.
12727 * config/t-darwin: Added rule to build darwin-f.o.
12728 * config.gcc: Defined new variable, fortran_target_objs.
12729 (*-*-darwin*): Set fortran_target_objs.
12730 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
12731 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
12732 * configure: Regenerated.
12734 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
12737 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
12738 canonical type if needed.
12740 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
12742 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
12744 2008-05-29 Richard Guenther <rguenther@suse.de>
12746 PR tree-optimization/36343
12747 PR tree-optimization/36346
12748 PR tree-optimization/36347
12749 * tree-flow.h (clobber_what_p_points_to): Declare.
12750 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
12751 pointed-to variable is dereferenced is irrelevant to whether
12752 the pointer can access the pointed-to variable.
12753 (clobber_what_p_points_to): New function.
12754 * tree-ssa-alias.c (set_initial_properties): Use it.
12755 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
12756 call clobber check for NMTs.
12758 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12760 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
12761 for printing gcov_type.
12763 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12765 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
12766 and the eh region information.
12767 * value-prof.c (gimple_move_stmt_histograms): New function.
12768 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
12770 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
12772 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
12774 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12776 * value-prof.c (tree_ic_transform): Print counts.
12777 * tree-profile.c (tree_gen_ic_func_profiler):
12778 Clear __gcov_indreict_call_callee variable to avoid misattribution
12781 2008-05-28 Rafael Espíndola <espindola@google.com>
12783 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
12786 2008-05-28 Richard Guenther <rguenther@suse.de>
12788 PR tree-optimization/36339
12789 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
12790 and clobbering code out of the loop.
12792 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12794 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
12797 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
12798 s390_contiguous_bitmask_p, s390_symref_operand_p,
12799 s390_check_symref_alignment, s390_reload_larl_operand,
12800 s390_reload_symref_address): New functions.
12801 (s390_branch_condition_mnemonic): Support compare and branch
12803 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
12804 and 'W' constraints.
12805 (s390_secondary_reload): Add secondary reloads for unaligned
12806 symbol refs or symbol refs to floating point or QI/TI mode
12808 (legitimate_address_p): Accept symbol references as addresses.
12809 (s390_expand_insv): Use rotate and insert selected bits
12810 instruction for insv when building for z10.
12811 (print_operand_address): Handle symbol ref addresses.
12812 (print_operand): Output modifier 'c' added for signed byte values.
12813 (s390_encode_section_info): Mark symbol refs with
12814 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
12816 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
12817 (length attribute): RRF, RRR have 4 byte length.
12818 (FPALL, INTALL): New mode iterators added.
12819 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
12820 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
12821 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
12822 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
12823 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
12824 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
12825 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
12826 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
12828 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
12829 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
12830 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
12831 reload<INTALL:mode><P:mode>_toreg_z10,
12832 reload<FPALL:mode><P:mode>_tomem_z10,
12833 reload<FPALL:mode><P:mode>_toreg_z10,
12834 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
12835 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
12836 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
12837 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
12839 (movmem, clrmem, cmpmem): New splitters added.
12841 * config/s390/predicates.md (larl_operand): Use
12842 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
12843 SYMBOL_REF_ALIGN1_P.
12844 (s390_signed_integer_comparison,
12845 s390_unsigned_integer_comparison): New predicates.
12847 * config/s390/s390-protos.h (s390_check_symref_alignment,
12848 s390_contiguous_bitmask_p, s390_reload_larl_operand,
12849 s390_reload_symref_address,
12850 s390_compare_and_branch_condition_mask): Prototypes added.
12852 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
12853 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
12854 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
12856 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12858 * config/s390/s390.c (z10_cost): New cost function for z10.
12859 (s390_handle_arch_option, override_options): Support -march=z10 switch.
12860 (s390_issue_rate): Adjust issue rate for z10.
12861 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
12862 (processor_flags): Add PF_Z10.
12863 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
12864 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
12865 * gcc/config.gcc: Add z10.
12867 2008-05-28 Richard Guenther <rguenther@suse.de>
12869 PR tree-optimization/36291
12870 * tree-flow. h (struct gimple_df): Remove var_anns member.
12871 * tree-flow-inline.h (gimple_var_anns): Remove.
12872 (var_ann): Simplify.
12873 * tree-dfa.c (create_var_ann): Simplify.
12874 (remove_referenced_var): Clear alias info from var_anns of globals.
12875 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
12876 (delete_tree_ssa): Clear alias info from var_anns of globals.
12877 Do not free var_anns.
12878 (var_ann_eq): Remove.
12879 (var_ann_hash): Likewise.
12881 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
12883 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
12884 and loongson2f entries.
12885 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
12886 * config/mips/mips.h (processor_type): Add Loongson-2E
12887 and Loongson-2F entries.
12888 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
12889 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
12890 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
12891 * doc/invoke.texi (MIPS Options): Document loongson2e
12892 and loongson2f processor names.
12894 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12898 * config/i386/i386.c (ix86_function_arg_boundary): Use
12899 alignment of canonical type.
12900 (ix86_expand_vector_move): Check unaligned memory access for
12903 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12905 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
12906 Moved to the front of file.
12908 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
12909 H.J. Lu <hongjiu.lu@intel.com>
12911 * dwarf2out.c (current_fde): New.
12913 (lookup_cfa:): Likewise.
12914 (dwarf2out_end_epilogue): Likewise.
12915 (dwarf2out_note_section_used): Likewise.
12917 2008-05-27 Michael Matz <matz@suse.de>
12920 * c.opt (Wenum-compare): New warning option.
12921 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
12923 2008-05-27 Michael Matz <matz@suse.de>
12925 PR middle-end/36326
12926 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
12928 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
12929 into memory as tail calls.
12931 2008-05-27 Richard Guenther <rguenther@suse.de>
12933 PR tree-optimization/36339
12934 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
12935 pointers cause all addressable variables to be call clobbered.
12937 2008-05-27 Richard Guenther <rguenther@suse.de>
12939 PR tree-optimization/36245
12940 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
12942 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12944 * config/s390/s390.md: Replace all occurences of the 'm'
12945 constraint with 'RT'.
12947 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12949 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
12951 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
12953 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
12954 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
12955 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
12957 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12959 * reload.c: (find_reloads): Skip alternatives according to the
12960 "enabled" attribute. Constify the constraint variable.
12961 * recog.c (get_attr_enabled): Add default implementation.
12962 (extract_insn): Set the alternative_enabled_p array
12963 in the recog_data struct.
12964 (preprocess_constraints, constrain_operands): Skip
12965 alternatives according to the "enabled" attribute
12966 * recog.h (struct recog_data): New field alternative_enabled_p.
12967 (skip_alternative): New inline function.
12968 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
12969 (record_reg_classes): Skip alternative according to the
12970 "enabled" attribute.
12972 * doc/md.texi: Add documention for the "enabled" attribute.
12974 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12976 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
12977 * postreload.c (reload_cse_simplify_operands): Replace 'm'
12978 constraint with TARGET_MEM_CONSTRAINT.
12979 * recog.c (asm_operand_ok, preprocess_constraints,
12980 constrain_operands): Likewise.
12981 * regclass.c (record_reg_classes): Likewise.
12982 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
12983 * reload1.c (maybe_fix_stack_asms): Likewise.
12984 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
12985 * recog.h: Adjust comment.
12986 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
12987 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
12988 * doc/md.texi: Add a note to description of 'm' constraint.
12989 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
12991 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
12993 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
12994 that the bitfield is of integral type before testing its precision.
12996 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12997 Sa Liu <saliu@de.ibm.com>
12999 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13000 __modti3, __udivti3, __umodti3 and __udivmodti4.
13001 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13002 that implement TImode mul and div functions.
13003 * config/spu/multi3.c: New. Implement __multi3.
13004 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13005 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13008 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13010 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13011 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13012 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13013 tls_sysv_suffix): New mode and mode attribute iterators.
13014 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13015 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13016 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13017 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13018 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13021 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13023 PR tree-optimization/36329
13024 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13025 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13026 * cgraphbuild.c (initialize_inline_failed): Use the latter
13027 macro in lieu of the former.
13028 * ipa-inline.c (cgraph_mark_inline): Likewise.
13029 (cgraph_decide_inlining_of_small_function): Likewise.
13030 (cgraph_decide_inlining): Likewise.
13031 (cgraph_decide_inlining_incrementally): Likewise.
13033 2008-05-26 Tristan Gingold <gingold@adacore.com>
13034 Anatoly Sokolov <aesok@post.ru>
13036 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13037 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13038 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13039 optimization for 'avr6' architecture.
13041 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13044 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13046 2008-05-26 Richard Guenther <rguenther@suse.de>
13048 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13049 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13051 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13053 PR middle-end/36253
13054 * caller-save.c (insert_restore): Verify alignment of spill space.
13055 (insert_save): Likewise.
13056 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13057 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13058 (STACK_SLOT_ALIGNMENT): Likewise.
13059 * function.c (LOCAL_ALIGNMENT): Removed.
13060 (get_stack_local_alignment): New.
13061 (assign_stack_local): Use it. Set alignment on stack slot.
13062 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13063 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13064 (STACK_SLOT_ALIGNMENT): New.
13065 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13066 stack slot in XFmode.
13068 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13070 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13073 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13074 argument operand in rax isn't removed.
13076 2008-05-26 Richard Guenther <rguenther@suse.de>
13078 PR middle-end/36300
13079 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13080 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13082 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13085 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13087 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13089 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13090 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13092 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13094 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13095 build a trampoline if we don't want one.
13096 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13097 return zero for nested functions if we don't want a trampoline.
13099 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13101 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13103 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13106 * c.opt: Removed undocumented option '-lang-fortran'.
13107 * c-common.h: Removed global variable 'lang_fortran'.
13108 * c-opts.c (c_common_handle_option): Removed code to handle
13109 option '-lang-fortran'. Updated includes.
13110 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13111 definition of '__GFORTRAN__'.
13112 (define__GNUC__): Reimplemented to use BASEVER and
13113 cpp_define_formatted.
13114 (builtin_define_with_value_n): Removed.
13115 * c-incpath.h: Renamed to ...
13116 * incpath.h: ... this.
13117 * c-incpath.c: Renamed to ...
13118 * incpath.c: ... this. Updated includes.
13119 * fix-header.c: Updated includes.
13120 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13121 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13122 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13124 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13126 * tree.h: Update the table of flags used on tree nodes.
13127 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13128 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13129 (FORCED_LABEL): Add access check.
13130 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13131 (ASM_INPUT_P): Likewise.
13132 (ASM_VOLATILE_P): Likewise.
13133 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13134 (OMP_SECTION_LAST): Access private_flag directly.
13135 (OMP_RETURN_NOWAIT): Likewise.
13136 (OMP_PARALLEL_COMBINED): Likewise.
13137 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13138 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13139 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13140 deprecated_flag directly.
13142 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13144 * final.c (frame_pointer_needed): Removed.
13145 * flags.h (frame_pointer_needed): Likewise.
13147 * function.h (rtl_data): Add frame_pointer_needed.
13148 (frame_pointer_needed): New.
13150 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13152 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13154 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13156 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13159 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13161 * c-common.c (strip_array_types): Move function to..
13163 (get_inner_array_type): Delete.
13164 * c-common.h (strip_array_types): Move declaration to..
13166 (get_inner_array_type): Delete.
13167 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13168 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13169 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13170 * config/pa/pa.c (emit_move_sequence): Likewise.
13172 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13174 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13177 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13179 * function.c: Include target hook for nonlocal_goto frame value.
13181 2008-05-24 Richard Guenther <rguenther@suse.de>
13183 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
13184 variable can be only accessed through a pointer or a union.
13186 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13188 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
13189 * doc/extend.texi: Likewise.
13191 2008-05-23 DJ Delorie <dj@redhat.com>
13193 * config/m32c/jump.md (untyped_call): Add.
13195 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
13196 for A24 to PSImode.
13197 (m32c_address_cost): Detail costs for indirect offsets.
13199 2008-05-23 Rafael Espíndola <espindola@google.com>
13201 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
13202 if a node is a SUBREG.
13203 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
13206 2008-05-23 Paul Brook <paul@codesourcery.com>
13207 Carlos O'Donell <carlos@codesourcery.com>
13209 * doc/extend.texi: Clarify use of __attribute__((naked)).
13210 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13211 * target.h (gcc_target): Add allocate_stack_slots_for_args.
13212 * function.c (use_register_for_decl): Use
13213 targetm.calls.allocate_stack_slots_for_args.
13214 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13215 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
13216 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
13218 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
13220 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
13222 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
13224 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
13225 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
13226 is only rounded once.
13228 2008-05-23 Richard Guenther <rguenther@suse.de>
13230 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
13232 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
13233 Jakub Jelinek <jakub@redhat.com>
13236 * configure.ac: Handle --enable-cld.
13237 * configure: Regenerated.
13238 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
13239 * config/i386/i386.h (struct machine_function): Add needs_cld field.
13240 (ix86_current_function_needs_cld): New define.
13241 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
13242 (cld): New isns pattern.
13243 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
13244 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
13245 * config/i386/i386.opt (mcld): New option.
13246 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
13247 TARGET_CLD and ix86_current_function_needs_cld.
13248 (override_options): Use -mcld by default for 32-bit code if
13251 * doc/install.texi (Options specification): Document --enable-cld.
13252 * doc/invoke.texi (Machine Dependent Options)
13253 [i386 and x86-64 Options]: Add -mcld option.
13254 (Intel 386 and AMD x86-64 Options): Document -mcld option.
13256 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
13257 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
13258 (return_in_memory_64): Likewise.
13259 (return_in_memory_ms_64): Likewise.
13261 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13263 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
13264 * builtins.c (fold_builtin_fpclassify): New.
13265 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
13266 * builtins.def (BUILT_IN_FPCLASSIFY): New.
13267 * c-common.c (handle_type_generic_attribute): Adjust to accept
13268 fixed arguments before an elipsis.
13269 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
13270 * doc/extend.texi: Document __builtin_fpclassify.
13272 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
13274 * omp-low.c (gate_expand_omp_ssa): Remove.
13275 (pass_expand_omp_ssa): Remove.
13276 (gate_expand_omp): Do not check for flag_openmp_ssa.
13277 * common.opt (-fopenmp-ssa): Remove.
13278 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
13280 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
13282 * config/sh/sh.opt (mfixed-range): New option.
13283 * config/sh/sh-protos.h (sh_fix_range): Declare.
13284 * config/sh/sh.c (sh_fix_range): New function.
13285 * config/sh/sh.h (sh_fixed_range_str): Declare.
13286 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
13288 * doc/invoke.texi (SH Options): Document -mfixed-range.
13290 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
13292 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
13293 it before the redeclaration.
13295 2008-05-22 Anatoly Sokolov <aesok@post.ru>
13297 * config/avr/avr.c (get_sequence_length): Add new function.
13298 (expand_prologue, expand_epilogue): Remove duplicate code.
13300 2008-05-22 Rafael Espíndola <espindola@google.com>
13302 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
13305 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
13307 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
13308 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
13310 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
13311 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
13312 (vect_update_misalignment_for_peel): Likewise.
13313 (vector_alignment_reachable_p): Likewise.
13314 * tree-vect-transform.c (vectorizable_load): Likewise.
13315 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
13316 (get_vectype_for_scalar_type): Pass mode of scalar_type
13317 to UNITS_PER_SIMD_WORD.
13319 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
13320 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
13321 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
13322 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
13323 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
13325 2008-05-22 Ira Rosen <irar@il.ibm.com>
13327 PR tree-optimization/36293
13328 * tree-vect-transform.c (vect_transform_strided_load): Don't check
13329 if the first load must be skipped because of a gap.
13331 2008-05-22 Richard Guenther <rguenther@suse.de>
13333 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
13334 more cases of offset disambiguation that is possible if
13335 strict-aliasing rules apply.
13336 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
13337 for basic offset and type-based disambiguation.
13339 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13341 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
13342 ix86_expand_vector_set on V16QImode for SSE4.1.
13344 2008-05-21 Tom Tromey <tromey@redhat.com>
13346 * c.opt (Wimport): Mark as undocumented.
13347 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
13349 (Warning Options): Likewise.
13350 * doc/cppopts.texi: Don't mention -Wimport.
13352 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
13354 PR tree-optimization/36287
13355 PR tree-optimization/36286
13356 * lambda-code.c (build_access_matrix): Do not use the loop->num
13357 for computing the number of induction variables: use the loop depth
13360 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
13363 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
13364 option -f(no-)leading-underscore.
13366 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13368 * config/i386/i386.c (ix86_expand_vector_init_general): Use
13369 GET_MODE_NUNITS (mode).
13371 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
13373 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
13374 (-mmulhw): Add 464 to description.
13375 (-mdlmzb): Likewise.
13376 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
13377 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
13379 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
13380 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
13381 * config/rs6000/rs6000.md: Update comments for 464.
13383 2008-05-21 Janis Johnson <janis187@us.ibm.com>
13385 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
13387 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13389 * config/i386/sse.md (vec_extractv4sf): Removed.
13390 (vec_extractv2df): Likewise.
13391 (vec_extractv2di): Likewise.
13392 (vec_extractv4si): Likewise.
13393 (vec_extractv8hi): Likewise.
13394 (vec_extractv16qi): Likewise.
13395 (vec_extract<mode>): New.
13397 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13399 * config/i386/sse.md (vec_setv4sf): Removed.
13400 (vec_setv2df): Likewise.
13401 (vec_setv2di): Likewise.
13402 (vec_setv4si): Likewise.
13403 (vec_setv8hi): Likewise.
13404 (vec_setv16qi): Likewise.
13405 (vec_set<mode>): New.
13407 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13409 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
13410 goto for vec_concat and vec_interleave.
13412 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13414 * config/i386/sse.md (vec_initv4sf): Removed.
13415 (vec_initv2df): Likewise.
13416 (vec_initv2di): Likewise.
13417 (vec_initv4si): Likewise.
13418 (vec_initv8hi): Likewise.
13419 (vec_initv16qi): Likewise.
13420 (vec_init<mode>): New.
13422 2008-05-21 Joseph Myers <joseph@codesourcery.com>
13424 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
13426 2008-05-21 Tom Tromey <tromey@redhat.com>
13428 * ggc-zone.c (lookup_page_table_if_allocated): New function.
13429 (zone_find_object_offset): Likewise.
13430 (gt_ggc_m_S): Likewise.
13431 (highest_bit): Likewise.
13432 * ggc-page.c (gt_ggc_m_S): New function.
13433 * stringpool.c (string_stack): Remove.
13434 (init_stringpool): Update.
13435 (ggc_alloc_string): Use ggc_alloc.
13436 (maybe_delete_ident): New function.
13437 (ggc_purge_stringpool): Likewise.
13438 (gt_ggc_m_S): Remove.
13439 * ggc-common.c (ggc_protect_identifiers): New global.
13440 (ggc_mark_roots): Call ggc_purge_stringpool. Use
13441 ggc_protect_identifiers.
13442 * ggc.h (ggc_protect_identifiers): Declare.
13443 (gt_ggc_m_S): Update.
13444 (ggc_purge_stringpool): Declare.
13445 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
13446 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
13448 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
13450 2008-05-21 David S. Miller <davem@davemloft.net>
13452 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
13455 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
13457 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
13460 2008-05-20 David Daney <ddaney@avtrex.com>
13462 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
13463 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
13464 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13465 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13466 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
13467 (atomic_hiqi_op): New define_code_iterator.
13468 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
13469 mips_expand_compare_and_swap_12.
13470 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
13471 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
13472 (sync_<optab><mode>, sync_old_<optab><mode>,
13473 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13474 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
13475 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
13476 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
13477 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
13478 (test_and_set_12): New insn.
13479 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
13480 sync_new_<optab><mode>, sync_old_nand<mode>,
13481 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
13482 clobber to operand 0 for SI and DI mode insns.
13483 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
13484 mips_gen_fn_4): New typedefs.
13485 (mips_gen_fn_ptrs): Define new union type.
13486 (mips_expand_compare_and_swap_12): Remove declaration.
13487 (mips_expand_atomic_qihi): Declare function.
13488 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
13489 (mips_expand_atomic_qihi): ... this. Use new generator function
13491 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
13492 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
13493 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
13494 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
13495 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
13496 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
13497 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
13498 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
13499 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
13500 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
13503 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
13505 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
13508 2008-05-20 Anatoly Sokolov <aesok@post.ru>
13510 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
13511 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
13512 (avr_attribute_table): Add 'OS_main' function attribute.
13513 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
13514 functions with 'OS_main' attribute.
13516 2008-05-20 Richard Guenther <rguenther@suse.de>
13518 PR tree-optimization/35204
13519 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
13520 helper, split out from ...
13521 (DFS): ... here. Make the DFS walk non-recursive.
13523 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
13524 Jan Sjodin <jan.sjodin@amd.com>
13526 PR tree-optimization/36181
13527 * tree-parloops.c (loop_has_vector_phi_nodes): New.
13528 (parallelize_loops): Don't parallelize when the loop has vector
13531 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13532 Sebastian Pop <sebastian.pop@amd.com>
13534 * tree-loop-linear.c (gather_interchange_stats): Look in the access
13535 matrix, and never look at the tree representation of the memory
13537 (linear_transform_loops): Computes parameters and access matrices.
13538 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
13540 (access_matrix_get_index_for_parameter): New.
13541 * tree-data-ref.h (struct access_matrix): New.
13542 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
13543 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
13544 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
13545 am_vector_index_for_loop): New.
13546 (struct data_reference): Add field access_matrix.
13547 (DR_ACCESS_MATRIX): New.
13548 (compute_data_dependences_for_loop): Update declaration.
13549 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
13550 * lambda.h (lambda_vector_vec_p): Declared.
13551 * lambda-code.c: Depend on pointer-set.h.
13552 (lambda_collect_parameters_from_af, lambda_collect_parameters,
13553 av_for_af_base, av_for_af, build_access_matrix,
13554 lambda_compute_access_matrices): New.
13555 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
13557 2008-05-20 Joseph Myers <joseph@codesourcery.com>
13559 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
13560 $SOURCEDIR/include.
13562 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13563 Sebastian Pop <sebastian.pop@amd.com>
13565 PR tree-optimization/36206
13566 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
13568 (instantiate_scev_1): Rename flags to fold_conversions.
13569 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
13570 outeside instantiation_loop.
13571 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
13572 (evolution_function_is_affine_or_constant_p): Removed.
13573 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
13575 (analyze_siv_subscript): Pass in the loop nest number.
13576 Call evolution_function_is_affine_in_loop instead of
13577 evolution_function_is_affine_p.
13578 (analyze_overlapping_iterations): Pass in the loop nest number.
13580 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13581 Sebastian Pop <sebastian.pop@amd.com>
13583 PR tree-optimization/36206
13584 * tree-chrec.h (chrec_fold_op): New.
13585 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
13588 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
13590 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
13592 (remove_duplicates): Do not set inode on non-inode systems.
13595 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
13597 * config.gcc (tm_file): Update comments about relative pathnames.
13599 2008-05-20 Richard Guenther <rguenther@suse.de>
13601 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
13602 * tree-ssa-sccvn.c (process_scc): Likewise.
13603 * tree-ssa-sink.c (execute_sink_code): Likewise.
13604 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
13605 * tree-vrp.c (process_assert_insertions): Likewise.
13606 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13607 (perform_tree_ssa_dce): Likewise.
13608 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
13609 (dump_dominator_optimization_stats): Likewise.
13610 * tree-vectorizer.c (vectorize_loops): Likewise.
13612 2008-05-20 Richard Guenther <rguenther@suse.de>
13614 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
13616 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
13618 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
13619 (ix86_i386elf_return_in_memory): Likewise.
13620 (ix86_i386interix_return_in_memory): Likewise.
13621 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
13622 (SUBTARGET_RETURN_IN_MEMORY): New.
13623 * config/i386/i386elf.h: Likewise.
13624 * config/i386/ptx4-i.h: Likewise.
13625 * config/i386/sol2-10.h: Likewise.
13626 * config/i386/sysv4.h: Likewise.
13627 * config/i386/vx-common.h: Likewise.
13628 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
13629 * config/i386/i386.c (ix86_return_in_memory): Made static and
13630 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
13631 (ix86_i386elf_return_in_memory): Removed.
13632 (ix86_i386interix_return_in_memory): Removed.
13633 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
13634 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
13636 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
13638 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
13640 2008-05-19 Xinliang David Li <davidxl@google.com>
13642 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
13644 * common.opt: Ditto.
13645 * doc/invoke.texi: Ditto.
13647 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
13649 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
13650 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
13652 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13654 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
13655 sizes of operand array from 8/4 to 4/2.
13656 (ix86_expand_vector_init_general): Change size of operand array
13657 from 32 to 16. Remove op0, op1 and half_mode.
13659 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13661 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
13662 (ix86_expand_vector_init_interleave): Likewise.
13663 (ix86_expand_vector_init_general): Use them. Assert
13664 word_mode == SImode when n_words == 4.
13666 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
13668 * config/i386/i386.c (ix86_secondary_reload): New static function.
13669 (TARGET_SECONDARY_RELOAD): New define.
13670 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13671 * config/i386/i386.md (reload_outqi): Remove.
13673 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13675 PR middle-end/35509
13676 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
13677 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
13678 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
13679 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
13680 (fold_builtin_1): Likewise.
13681 * builtins.def (BUILT_IN_ISINF_SIGN): New.
13682 c-common.c (check_builtin_function_arguments): Handle
13683 BUILT_IN_ISINF_SIGN.
13684 * doc/extend.texi: Document __builtin_isinf_sign.
13685 * fold-const.c (operand_equal_p): Handle COND_EXPR.
13687 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
13689 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
13690 EH cleanup at the end of the pass, search for those that have been
13691 turned into forwarder blocks and do the cleanup on their successor.
13693 2008-05-18 Richard Guenther <rguenther@suse.de>
13695 * tree-cfg.c (verify_gimple_expr): Allow conversions from
13696 pointers to sizetype and vice versa.
13698 2008-05-18 Xinliang David Li <davidxl@google.com>
13700 * gcc/tree-ssa-dce.c: Coding style fix.
13701 (check_pow): Documentation comment.
13702 (check_log): Documenation comment. Coding style fix.
13703 (is_unnecessary_except_errno_call): Ditto.
13704 (gen_conditions_for_pow): Ditto.
13705 (gen_conditions_for_log): Ditto.
13706 (gen_shrink_wrap_conditions): Ditto.
13707 (shrink_wrap_one_built_in_calls): Ditto.
13708 * gcc/doc/invoke.texi: Better documentation string.
13709 * ChangeLog: Fix wrong change log entries from
13710 May 17 checkin on function call DCE.
13712 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
13714 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
13716 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
13718 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
13719 * df-problems.c (simulation routines): Fixed block comment to
13720 properly say how to add forwards scanning functions.
13722 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13724 * tree-inline.c (setup_one_parameter): Remove dead code.
13726 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13728 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
13729 a BIT_AND_EXPR only for an INTEGER_TYPE.
13731 2008-05-17 Xinliang David Li <davidxl@google.com>
13733 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
13734 (check_pow, check_log, is_unnecessary_except_errno_call): New
13735 functions to check for eliminating math functions that are pure
13736 except for setting errno.
13737 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
13738 general condition expressions for shrink-wrapping pow/log calls.
13739 (gen_shrink_wrap_conditions): Ditto.
13740 (shrink_wrap_one_built_in_call): Ditto.
13741 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
13742 (mark_operand_necessary): If debugging, output if OP is necessary.
13743 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
13745 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
13747 * gcc/common.opt: New user flag -ftree-builtin-dce.
13748 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
13750 2008-05-16 David S. Miller <davem@davemloft.net>
13752 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
13753 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13755 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
13758 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
13760 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13762 * ifcvt.c (dead_or_predicable): Rename
13763 df_simulate_one_insn_backwards to df_simulate_one_insn.
13764 * recog.c (peephole2_optimize): Ditto.
13765 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
13767 * df.h: Rename df_simulate_one_insn_backwards to
13768 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
13769 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
13770 scanning of defs and uses.
13771 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
13772 (df_simulate_one_insn_forwards): Removed.
13774 2008-05-16 Doug Kwan <dougkwan@google.com>
13776 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
13778 (real_from_string): Handle NaNs and Inf as approriate.
13780 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13782 * doc/gty.texi (Source Files Containing Type Information): Note
13783 that headers should appear first in the gtfiles list.
13785 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13787 * tree.def (COND_EXEC): Properly documented this code.
13789 2008-05-16 Diego Novillo <dnovillo@google.com>
13791 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
13792 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
13795 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13797 * tree-ssa-dse (max_stmt_uid): Removed.
13798 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
13799 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
13800 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
13801 * function.h (cfun.last_stmt_uid): New field.
13802 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
13803 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
13805 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
13806 (create_stmt_ann): Initialize the ann->uid field.
13807 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
13809 * tree-flow.h (renumber_gimple_stmt_uids): New function.
13811 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13813 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
13814 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
13815 (init_empty_tree_cfg): Call it.
13817 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13819 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
13822 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13824 * doc/invoke.text (-fdump-tree-*-verbose): New option.
13825 * tree-dump.c (dump_options): New verbose option.
13826 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
13828 * tree-pass.h (TDF_VERBOSE): New dump flag.
13829 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
13830 (tree-flow.h): Added include.
13831 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
13833 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
13835 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
13837 From Jie Zhang <jie.zhang@analog.com>
13838 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13839 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
13840 mcpu=bf561-none and mcpu=bf561-0.2.
13841 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13842 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13843 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13844 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13845 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
13846 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
13847 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
13849 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
13850 (cputype_selected): Remove.
13851 (bfin_handle_option): Don't use cputype_selected.
13852 (override_options): When no mcpu option, enable all workarounds.
13853 Don't use bfin_workarounds.
13854 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
13856 (DEFAULT_CPU_TYPE): Don't define.
13858 2008-05-16 Richard Guenther <rguenther@suse.de>
13860 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
13861 on deletion of the last stmt.
13863 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13865 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
13866 V8HImode for SSE2 and V16QImode for SSE4.1.
13868 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13870 * cgraph.h (compute_inline_parameters): Made public.
13871 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
13872 variable_generate_summary, function_write_summary,
13873 variable_write_summary, variable_read_summary. Added generate_summary,
13874 write_summary, read_summary.
13875 * cgraphunit.c (cgraph_process_new_functions): Changed call from
13876 pass_ipa_inline.function_generate_summary, to
13877 compute_inline_parameters.
13878 * ipa-inline.c (compute_inline_parameters): Made public and added
13880 (compute_inline_parameters_for_current): New function.
13881 (pass_inline_param): Now calls compute_inline_parameters_for_current.
13882 (inline_generate_summary): Removed parameter and made to loop over
13884 (pass_ipa_inline): Updated for new IPA_PASS structure.
13885 * passes.c (execute_ipa_summary_passes): Now is called once per
13886 pass rather than once per node*pass.
13888 2008-05-15 Anatoly Sokolov <aesok@post.ru>
13890 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
13891 avr_have_mul_p, avr_asm_only_p): Remove variables.
13892 (avr_override_options): Remove initialization of removed variables.
13893 (avr_file_start): Convert removed variables to fields of
13894 'struct base_arch_s *avr_current_arch'.
13895 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
13896 (AVR_HAVE_MUL): (Ditto.).
13897 (AVR_HAVE_MOVW): (Ditto.).
13898 (AVR_HAVE_LPMX): (Ditto.).
13899 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
13900 avr_asm_only_p): Remove declaration.
13902 2008-05-15 Diego Novillo <dnovillo@google.com>
13904 * config/arm/arm.c (arm_return_in_memory): Fix return type.
13905 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
13907 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
13909 PR middle-end/36194
13910 * combine.c (check_conversion): Rename back to check_promoted_subreg.
13911 Don't call record_truncated_value from here.
13912 (record_truncated_value): Turn it into a for_each_rtx callback.
13913 (record_truncated_values): New function.
13914 (combine_instructions): Call note_uses with record_truncated_values.
13915 Change name of check_conversion to check_promoted_subreg.
13917 2008-05-15 Janis Johnson <janis187@us.ibm.com>
13919 * doc/sourcebuild.texi: Document support for torture tests.
13921 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13923 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
13924 to alternative 4 of operand 2.
13926 2008-05-15 Richard Guenther <rguenther@suse.de>
13928 * tree-pass.h (current_pass): Declare.
13929 (get_pass_for_id): Likewise.
13930 * passes.c (passes_by_id, passes_by_id_size): New globals.
13931 (set_pass_for_id): New function.
13932 (get_pass_for_id): Likewise.
13933 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
13934 (execute_function_todo): Flush per function statistics.
13935 * toplev.c (compile_file): Init statistics.
13936 (general_init): Do early statistics initialization.
13937 (finalize): Finish statistics.
13938 * statistics.h (statistics_early_init): Declare.
13939 (statistics_init): Likewise.
13940 (statistics_fini): Likewise.
13941 (statistics_fini_pass): Likewise.
13942 (statistics_counter_event): Likewise.
13943 (statistics_histogram_event): Likewise.
13944 * statistics.c: New file.
13945 * Makefile.in (OBJS-common): Add statistics.o.
13946 (statistics.o): Add dependencies.
13947 * doc/invoke.texi (-fdump-statistics): Document.
13949 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
13950 (insert): Likewise.
13951 (execute_pre): Use statistics_counter_event.
13952 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
13953 (substitute_and_fold): Increment it. Use statistics_counter_event.
13955 2008-05-15 Diego Novillo <dnovillo@google.com>
13957 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
13959 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
13960 * tree-ssa-alias.c (new_type_alias): Remove references to
13961 sub-variables from comment.
13962 * tree-ssa-operands.c (swap_tree_operands): Likewise.
13964 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13966 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
13967 attribute to 1 only for insertps alternative.
13969 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13971 * config/bfin/bfin.md (loadbytes): New pattern.
13972 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
13973 (bfin_init_builtins): Initialize it.
13974 (bdesc_1arg): Add it.
13976 2008-05-15 Sa Liu <saliu@de.ibm.com>
13978 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
13979 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
13980 * testsuite/lib/target-supports.exp: Add
13981 check_effective_target_fortran_integer_16.
13983 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13985 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
13986 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
13987 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
13988 (TARGET_RETURN_IN_MEMORY): Define.
13990 2008-05-15 Richard Guenther <rguenther@suse.de>
13992 PR middle-end/36244
13993 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
13994 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
13995 represent unmodifiable vars.
13997 2008-05-15 Richard Guenther <rguenther@suse.de>
13999 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14000 INDIRECT_REF and TARGET_MEM_REF.
14001 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14004 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14005 H.J. Lu <hongjiu.lu@intel.com>
14007 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14008 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14009 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14010 insn alternatives. Add missing alternatives.
14011 (*vec_concatv2di_rex64_sse4_1): Likewise.
14012 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14013 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14014 Require TARGET_SSE.
14016 2008-05-15 Richard Guenther <rguenther@suse.de>
14018 PR tree-optimization/36009
14019 PR tree-optimization/36204
14020 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14021 (determine_invariantness_stmt): Record the loop a store is
14022 always executed in.
14023 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14026 2008-05-15 Richard Guenther <rguenther@suse.de>
14028 PR tree-optimization/34330
14029 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14030 through the pointer will alias the SMT.
14032 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14034 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14036 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14038 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14040 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14041 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14043 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14044 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14045 (vashl_optab): New optab for vector/vector shifts.
14046 (vashr_optab): Ditto.
14047 (vlshr_optab): Ditto.
14048 (vrotl_optab): Ditto.
14049 (vrotr_optab): Ditto.
14050 (optab_subtype): New enum for optab_for_tree_code call.
14051 (optab_for_tree_code): Add enum optab_subtype argument.
14053 * optabs.c (optab_for_tree_code): Take an additional argument to
14054 distinguish between a vector shift by a scalar and vector shift by
14055 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14056 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14057 vector shift by a vector.
14058 (expand_widen_pattern_expr): Pass additional argument to
14059 optab_for_tree_code.
14061 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14062 vrotl_optab, vrotr_optab.
14064 * expr.c (expand_expr_real_1): Update calls to
14065 optab_for_tree_code to distinguish between vector shifted by a
14066 scalar and vector shifted by a vector.
14067 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14068 (supportable_narrowing_operation): Ditto.
14069 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14070 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14071 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14072 (vect_create_epilog_for_reduction): Ditto.
14073 (vectorizable_reduction): Ditto.
14074 (vectorizable_operation): Ditto.
14075 (vect_strided_store_supported): Ditto.
14076 (vect_strided_load_supported): Ditto.
14077 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14078 * expmed.c (expand_shift): Ditto.
14080 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14082 (ashr@var{m}3): Ditto.
14083 (vashl@var{m}3): Document new vector/vector shift standard name.
14084 (vashr@var{m}3): Ditto.
14085 (vlshr@var{m}3): Ditto.
14086 (vrotl@var{m}3): Ditto.
14087 (vrotr@var{m}3): Ditto.
14089 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14090 (PPERM_INVERT): Ditto.
14091 (PPERM_REVERSE): Ditto.
14092 (PPERM_REV_INV): Ditto.
14093 (PPERM_ZERO): Ditto.
14094 (PPERM_ONES): Ditto.
14095 (PPERM_SIGN): Ditto.
14096 (PPERM_INV_SIGN): Ditto.
14097 (PPERM_SRC1): Ditto.
14098 (PPERM_SRC2): Ditto.
14100 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14101 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14102 allows a memory operand to be the value being added, and split it
14103 to improve vectorization.
14104 (sse5_pmacsdqh_mem): Ditto.
14105 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14106 (sse5_mulv2div2di3_high): Ditto.
14107 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14108 (vec_pack_trunc_v4si): Ditto.
14109 (vec_pack_trunc_v2di): Ditto.
14110 (sse5_pcmov_<mode>): Remove code that tried to use use
14111 andps/andnps instead of pcmov.
14112 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14113 pmacsdqh instructions.
14114 (vec_widen_smult_lo_v4si): Ditto.
14116 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14117 (PPERM_INVERT): Ditto.
14118 (PPERM_REVERSE): Ditto.
14119 (PPERM_REV_INV): Ditto.
14120 (PPERM_ZERO): Ditto.
14121 (PPERM_ONES): Ditto.
14122 (PPERM_SIGN): Ditto.
14123 (PPERM_INV_SIGN): Ditto.
14124 (PPERM_SRC1): Ditto.
14125 (PPERM_SRC2): Ditto.
14126 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14128 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14130 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14131 says ignore whether the last reference is a memory operand.
14133 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14134 Paolo Bonzini <bonzini at gnu dot org>
14136 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14139 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14140 (vlshr<mode>3): Rename from vlshr<mode>3.
14141 (vashr<mode>3): Rename from vashr<mode>3.
14142 (mulv4sf3): Change the names of vector shift patterns.
14146 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14149 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14174 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14175 (floatunssidf2_internal): Change vector/vector shift names.
14176 (floatunsdidf2_internal): Ditto.
14183 (vashl<mode>3): Rename from ashl<mode>3.
14184 (vashr<mode>3): Rename from ashr<mode>3.
14185 (vlshr<mode>3): Rename from lshr<mode>3.
14186 (vrotl<mode>3): Rename from rotl<mode>3.
14188 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14191 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
14192 multiply gives the wrong value when doing widening multiplies.
14193 (vec_widen_smult_lo_v4si): Ditto.
14195 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14197 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
14198 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
14199 emit_library_call_value.
14200 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
14201 * tree.h (ECF_LIBCALL_BLOCK): Removed.
14202 * calls.c (initialize_argument_information, precompute_arguments,
14203 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
14204 (precompute_arguments): Removed flags parameter.
14205 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
14207 2008-05-14 Richard Guenther <rguenther@suse.de>
14209 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
14210 Make sure to register the store if the use is a PHI_NODE.
14212 2008-05-14 Olivier Hainque <hainque@adacore.com>
14214 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
14215 memory if the component is to be referenced in BLKmode according
14216 to get_inner_reference.
14218 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
14220 * calls.c (emit_library_call_value_1): Restore code clearing
14221 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
14223 2008-05-14 Olivier Hainque <hainque@adacore.com>
14224 Nicolas Roche <roche@adacore.com>
14226 * configure.ac: Add support for a "gcc_subdir" variable in
14227 config-lang.in, to denote a subdirectory where the language/GCC
14228 integration files are to be found.
14229 * configure: Regenerate.
14231 2008-05-14 Ira Rosen <irar@il.ibm.com>
14233 PR tree-optimization/36098
14234 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
14235 value for the first load in the group in case of a gap.
14236 (vect_build_slp_tree): Check that there are no gaps in loads.
14238 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14240 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
14241 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
14242 expand_copysign_bit, ): Change call to emit_no_conflict_block to
14243 emit_insn and remove unneeded code to construct extra args.
14244 (emit_no_conflict_block): Removed.
14245 * optabls.h: (emit_no_conflict_block): Removed.
14246 * cse.c (cse_extended_basic_block): Remove search for
14247 REG_NO_CONFLICT note.
14248 * global.c: Removed incorrect comment added in revision 117.
14249 * expr.c (convert_move): Change call to emit_no_conflict_block to
14251 * recog.c: Change comments so that they do not mention
14253 * local_alloc.c (combine_regs): Removed last parameter.
14254 (no_conflict_p): Removed.
14255 (block_alloc): Removed note, no_conflict_combined_regno and set
14256 local vars. Removed all code to process REG_NO_CONFLICT blocks.
14257 (combine_regs): Removed already_dead and code to look for
14258 REG_NO_CONFLICT notes.
14259 * lower_subreg (remove_retval_note): Removed code to look for
14260 REG_NO_CONFLICT block.
14261 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
14262 (resolve_clobber): Remove code to process libcalls that have
14263 REG_NO_CONFLICT notes.
14264 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
14266 * combine.c (can_combine_p, distribute_notes): Removed
14267 REG_NO_CONFLICT case.
14268 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
14270 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
14271 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
14273 * reg-notes.def (NO_CONFLICT): Removed.
14275 2008-05-14 David S. Miller <davem@davemloft.net>
14277 * config/sparc/sparc.c (sparc_profile_hook): If
14278 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
14279 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
14280 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14282 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
14284 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
14286 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
14289 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
14290 and op1 expansion before vector concat to have less live pseudos.
14292 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
14294 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14295 ix86_expand_vector_set if supported.
14297 2008-05-13 Diego Novillo <dnovillo@google.com>
14298 Kenneth Zadeck <zadeck@naturalbridge.com>
14300 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
14302 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
14303 phinodes_print_statistics, init_ssanames, fini_ssanames,
14304 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
14305 release_ssa_name, release_defs, replace_ssa_name_symbol,
14306 ssanames_print_statistics): Move ...
14307 * tree-flow.h: ... here.
14308 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
14309 Use FN instead of cfun.
14310 (make_ssa_name_fn): Rename from make_ssa_name.
14311 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
14312 * tree-flow-inline.h (make_ssa_name): Move from
14313 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
14314 * omp-low.c (expand_omp_parallel):
14315 * tree-flow-inline.h (redirect_edge_var_map_result):
14316 * tree-ssa.c (init_tree_ssa): Add argument FN.
14317 Use it instead of cfun. Update all users.
14319 2008-05-13 Tom Tromey <tromey@redhat.com>
14321 PR preprocessor/22168:
14322 * doc/cpp.texi (Top): Update menu.
14323 (Alternatives to Wrapper #ifndef): New node.
14324 (Other Directives): Document deprecation.
14325 (Obsolete Features): Remove menu.
14326 (Assertions): Merge node into Obsolete Features.
14327 (Obsolete once-only headers): Move earlier; rename to Alternatives
14328 to Wrapper #ifndef.
14329 * doc/cppopts.texi: Update.
14330 * c.opt (Wdeprecated): Enable for C and ObjC.
14331 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
14332 (C++ Dialect Options): Move -Wno-deprecated from here to...
14333 (Warning Options): ... here.
14335 2008-05-13 Richard Guenther <rguenther@suse.de>
14337 PR middle-end/36227
14338 * fold-const.c (fold_sign_changed_comparison): Do not allow
14339 changes in pointer-ness.
14341 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14344 * config/sh/sh.c (sh_expand_prologue): Don't clear
14345 RTX_FRAME_RELATED_P for push insns.
14347 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
14349 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
14351 2008-05-12 Anatoly Sokolov <aesok@post.ru>
14353 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
14354 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
14355 Use 'machine->is_leaf' instead of 'leaf_func_p'.
14357 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
14359 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
14360 (*vec_concatv4sf_sse): This.
14361 (*sse2_concatv2si): Renamed to ...
14362 (*vec_concatv2si_sse2): This.
14363 (*sse1_concatv2si): Renamed to ...
14364 (*vec_concatv2si_sse): This.
14365 (*vec_concatv2di_rex): Renamed to ...
14366 (*vec_concatv2di_rex64): This.
14367 (*vec_concatv2si_sse4_1): New.
14368 (*vec_concatv2di_rex64_sse4_1): Likewise.
14370 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
14372 PR rtl-optimization/36111
14373 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
14374 that was created for swappable operands.
14376 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
14379 * Makefile.in: Substitute GNATMAKE and GNATBIND.
14380 * configure.ac: Add call to ACX_PROG_GNAT.
14382 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
14384 * optc-gen.awk: Fix comment typo.
14386 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14388 * pretty-print.c (pp_integer_with_precision): Use
14389 HOST_LONG_LONG_FORMAT.
14391 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
14393 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
14395 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
14397 * config/i386/i386.c (bdesc_ptest): Removed.
14398 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
14399 (bdesc_args): Add __builtin_ia32_ptestz128,
14400 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
14401 (ix86_init_mmx_sse_builtins): Updated.
14402 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
14403 (ix86_expand_builtin): Updated.
14405 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
14407 * tree-cfg.c (valid_fixed_convert_types_p): New function.
14408 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
14410 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
14412 * value-prof.c (interesting_stringop_to_profile): Do not
14413 return early for BUILT_IN_MEMPCPY.
14415 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
14417 * calls.c (expand_call): Don't use callgraph to increase
14418 preferred_stack_boundary.
14420 * cgraph.h (cgraph_rtl_info): Use unsigned on
14421 preferred_incoming_stack_boundary.
14423 * final.c (rest_of_clean_state): Use unsigned on
14424 preferred_stack_boundary.
14426 2008-05-09 Tom Tromey <tromey@redhat.com>
14428 PR preprocessor/22231:
14429 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
14432 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
14434 PR tree-optimization/36129
14435 * tree-ssa-ccp.c: Include value-prof.h.
14436 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
14437 built-in function was folded to a constant.
14438 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
14440 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
14441 Sebastian Pop <sebastian.pop@amd.com>
14443 * tree-scalar-evolution.c: Document instantiate_scev.
14444 (instantiate_parameters_1): Renamed instantiate_scev_1.
14445 Don't use the same loop for instantiation_loop and evolution_loop.
14446 (instantiate_scev): New.
14447 (instantiate_parameters): Moved...
14448 (resolve_mixers): Update call to instantiate_scev_1 to pass the
14449 same loop twice. Maintains the semantics for this function.
14450 * tree-scalar-evolution.h (instantiate_scev): Declare.
14451 (instantiate_parameters): ...here. Now static inline.
14452 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
14453 instead of resolve_mixers.
14455 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14457 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
14459 2008-05-09 Tomas Bily <tbily@suse.cz>
14461 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
14462 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
14463 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14464 * c-common.c (c_common_truthvalue_conversion): Likewise.
14465 * tree-object-size.c (compute_object_offset): Likewise.
14466 * tree-inline.c (estimate_num_insns_1): Likewise.
14467 * varasm.c (const_hash_1, compare_constant, copy_constant)
14468 (compute_reloc_for_constant, output_addressed_constants)
14469 (initializer_constant_valid_p): Likewise.
14470 * c-omp.c (check_omp_for_incr_expr): Likewise.
14471 * gimplify.c (gimplify_expr): Likewise.
14472 * c-typeck.c (c_finish_return): Likewise.
14473 * tree-vectorizer.c (supportable_widening_operation)
14474 (supportable_narrowing_operation): Likewise.
14475 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
14476 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
14477 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14478 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
14479 (descr_info_loc): Likewise.
14480 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14481 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
14482 (fold_unary): Likewise.
14483 * builtins.c (get_pointer_alignment): Likewise.
14484 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
14485 (instantiate_parameters_1): Likewise.
14486 * tree.c (expr_align, stabilize_reference): Likewise.
14487 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
14488 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
14489 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
14490 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14491 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
14492 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
14494 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
14495 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
14496 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
14497 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
14498 (forward_propagate_comparison)
14499 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14500 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
14501 * emit-rtl.c (component_ref_for_mem_expr)
14502 (set_mem_attributes_minus_bitpos): Likewise.
14503 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14504 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
14506 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
14507 (build_function_call, pointer_diff, build_compound_expr)
14508 (c_finish_return): Likewise.
14509 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
14510 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
14512 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
14513 * expr.c (is_aligning_offset): Likewise.
14514 * tree-ssa-alias.c (is_escape_site): Likewise.
14515 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
14516 (check_all_va_list_escapes): Likewise.
14517 * tree-ssa-loop-ivopts.c (determine_base_object)
14518 (determine_common_wider_type): Likewise.
14519 * dojump.c (do_jump): Likewise.
14520 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
14521 * tree-gimple.c (is_gimple_cast): Likewise.
14522 * fold-const.c (decode_field_reference, )
14523 (fold_sign_changed_comparison, fold_unary, fold_comparison)
14524 (fold_binary): Likewise.
14525 * tree-ssa-alias-warnings.c (find_alias_site_helper)
14526 (already_warned_in_frontend_p): Likewise.
14527 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
14528 * tree.c (really_constant_p, get_unwidened): Likewise.
14529 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
14530 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
14531 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
14533 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
14535 (CONVERT_EXPR_P): Define.
14536 (CASE_CONVERT): Define.
14538 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
14540 PR middle-end/36117
14541 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
14542 (delete_unmarked_insns): When deleting a call, call
14543 delete_unreachable_blocks.
14544 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14545 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
14547 2008-05-08 Richard Guenther <rguenther@suse.de>
14549 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
14550 (-ftree-salias): Likewise.
14551 (salias-max-implicit-fields): Remove param documentation.
14552 (salias-max-array-elements): Likewise.
14553 * tree-pass.h (pass_create_structure_vars): Remove.
14554 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14555 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14556 * tree-ssa-alias.c (create_structure_vars): Remove.
14557 (gate_structure_vars): Likewise.
14558 (pass_create_structure_vars): Likewise.
14559 (gate_build_alias): Likewise.
14560 (pass_build_alias): Adjust to run always and dump the function.
14561 * common.opt (ftree-salias): Hide.
14562 * passes.c (init_optimization_passes): Remove
14563 pass_create_structure_vars, adjust comment.
14564 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14565 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14566 * opts.c (decode_options): Do not set flag_tree_salias.
14567 (common_handle_option): Add OPT_ftree_salias to the backward
14568 compatibility section.
14570 2008-05-08 Richard Guenther <rguenther@suse.de>
14572 * tree-flow-inline.h (var_can_have_subvars): Move ...
14573 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
14574 * tree-flow.h (var_can_have_subvars): Remove.
14575 (push_fields_onto_fieldstack): Remove.
14576 (sort_fieldstack): Likewise.
14577 (struct fieldoff): Move ...
14578 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
14579 alias_set and base_for_components fields.
14580 (sort_fieldstack): Make static.
14581 (push_fields_onto_fieldstack): Likewise. Remove code that
14582 handles anything but RECORD_TYPEs. Remove alias_set and
14583 base_for_components handling.
14584 (create_variable_info_for): Adjust.
14586 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
14588 * common.opt (Wframe-larger-than=): Shorten the help message
14590 * doc/invoke.texi (Wframe-larger-than=): Add more description.
14592 2008-05-08 Rafael Espíndola <espindola@google.com>
14594 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
14596 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
14597 trap and that both operands are gimple values.
14598 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
14599 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
14602 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14604 * read-rtl.c (join_c_conditions): Return the first string if the
14605 two strings are equal.
14607 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14609 * gensupport.h (pred_data): Add a "num_codes" field.
14610 (add_predicate_code): Declare.
14611 * gensupport.c (add_predicate_code): New function.
14612 (std_pred_table): Add an "allows_const_p" field.
14613 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
14614 Remove the (incomplete) list of such codes from the codes field.
14615 (init_predicate_table): Use add_predicate_code. Add all
14616 RTX_CONST_OBJs if allows_const_p is true.
14617 * genrecog.c (process_define_predicate): Use add_predicate_code.
14619 2008-05-08 David Daney <ddaney@avtrex.com>
14620 Richard Sandiford <rsandifo@nildram.co.uk>
14622 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
14623 special case of constant zero operands.
14624 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
14625 old and new values. Special case constant zero values.
14626 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
14628 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
14629 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
14631 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
14634 * simplify-rtx.c (simplify_plus_minus): Create CONST of
14635 similar RTX_CONST_OBJ before CONST_INT.
14637 2008-05-08 Steve Ellcey <sje@cup.hp.com>
14639 * stmt.c (expand_stack_restore): Change sa mode if needed.
14641 2008-05-08 Richard Guenther <rguenther@suse.de>
14643 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
14644 return type to bool.
14645 (ix86_sol10_return_in_memory): Likewise.
14646 (ix86_i386elf_return_in_memory): Likewise.
14647 (ix86_i386interix_return_in_memory): Likewise.
14648 * config/i386/i386.c (ix86_return_in_memory): Likewise.
14649 (ix86_sol10_return_in_memory): Likewise.
14650 (ix86_i386elf_return_in_memory): Likewise.
14651 (ix86_i386interix_return_in_memory): Likewise.
14653 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14656 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
14658 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
14659 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
14662 2008-05-08 Richard Guenther <rguenther@suse.de>
14664 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
14665 * tree-data-ref.h (struct dr_alias): Remove subvars field.
14666 (DR_SUBVARS): Remove.
14667 * tree-dfa.c (dump_subvars_for): Remove.
14668 (debug_subvars_for): Likewise.
14669 (dump_variable): Do not dump subvars.
14670 (remove_referenced_var): Do not remove subvars.
14671 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
14672 (lookup_subvars_for_var): Remove.
14673 (get_subvars_for_var): Likewise.
14674 (get_subvars_at): Likewise.
14675 (get_first_overlapping_subvar): Likewise.
14676 (overlap_subvar): Likewise.
14677 * tree-flow.h (subvar_t): Remove.
14678 (struct var_ann_d): Remove subvars field.
14679 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
14680 argument. Remove special handling of SFTs.
14681 (compute_tag_properties): Likewise.
14682 (set_initial_properties): Likewise.
14683 (compute_call_clobbered): Likewise.
14684 (count_mem_refs): Likewise.
14685 (compute_memory_partitions): Likewise.
14686 (compute_flow_insensitive_aliasing): Likewise.
14687 (setup_pointers_and_addressables): Likewise.
14688 (new_type_alias): Likewise.
14689 (struct used_part): Remove.
14690 (used_portions): Likewise.
14691 (struct used_part_map): Likewise.
14692 (used_part_map_eq): Likewise.
14693 (used_part_map_hash): Likewise.
14694 (free_used_part_map): Likewise.
14695 (up_lookup): Likewise.
14696 (up_insert): Likewise.
14697 (get_or_create_used_part_for): Likewise.
14698 (create_sft): Likewise.
14699 (create_overlap_variables_for): Likewise.
14700 (find_used_portions): Likewise.
14701 (create_structure_vars): Likewise.
14702 * tree.def (STRUCT_FIELD_TAG): Remove.
14703 * tree.h (MTAG_P): Adjust.
14704 (struct tree_memory_tag): Remove base_for_components and
14705 unpartitionable flags.
14706 (struct tree_struct_field_tag): Remove.
14707 (SFT_PARENT_VAR): Likewise.
14708 (SFT_OFFSET): Likewise.
14709 (SFT_SIZE): Likewise.
14710 (SFT_NONADDRESSABLE_P): Likewise.
14711 (SFT_ALIAS_SET): Likewise.
14712 (SFT_UNPARTITIONABLE_P): Likewise.
14713 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
14714 (union tree_node): Remove sft field.
14715 * alias.c (get_alias_set): Remove special handling of SFTs.
14716 * print-tree.c (print_node): Remove handling of SFTs.
14717 * tree-dump.c (dequeue_and_dump): Likewise.
14718 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
14719 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
14720 * tree-predcom.c (set_alias_info): Do not set subvars.
14721 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
14722 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
14723 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
14724 (add_vars_for_offset): Remove.
14725 (add_virtual_operand): Remove special handling of SFTs.
14726 (add_call_clobber_ops): Likewise.
14727 (add_call_read_ops): Likewise.
14728 (get_asm_expr_operands): Likewise.
14729 (get_modify_stmt_operands): Likewise.
14730 (get_expr_operands): Likewise.
14731 (add_to_addressable_set): Likewise.
14732 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
14733 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14734 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
14735 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
14736 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
14737 (tree_node_structure): Likewise.
14738 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
14740 (find_what_p_points_to): Likewise.
14742 2008-05-08 Sa Liu <saliu@de.ibm.com>
14744 * config/spu/spu.md: Fixed subti3 pattern.
14746 2008-05-08 Richard Guenther <rguenther@suse.de>
14748 PR middle-end/36154
14749 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
14750 sure to create a representative for trailing arrays for PTA.
14752 2008-05-08 Richard Guenther <rguenther@suse.de>
14754 PR middle-end/36172
14755 * fold-const.c (operand_equal_p): Two objects which types
14756 differ in pointerness are not equal.
14758 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14760 * calls.c (compute_argument_block_size): Add argument tree fndecl.
14761 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
14762 (emit_library_call_value_1): Add new variable fndecl initialized by
14763 NULL_TREE. It should be the decl type of orgfun, but this information
14764 seems not to be available here, so it uses the default calling abi.
14765 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
14766 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
14767 by TARGET_RETURN_IN_MEMORY.
14768 * config/i386/i386-interix.h: Likewise.
14769 * config/i386/i386.h: Likewise.
14770 * config/i386/i386elf.h: Likewise.
14771 * config/i386/ptx4-i.h: Likewise.
14772 * config/i386/sol2-10.h: Likewise.
14773 * config/i386/sysv4.h: Likewise.
14774 * config/i386/vx-common.h: Likewise.
14775 * config/cris/cris.h: Removed #if 0 clause.
14776 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
14777 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
14779 (ix86_sol10_return_in_memory): Likewise.
14780 (ix86_i386elf_return_in_memory): New.
14781 (ix86_i386interix_return_in_memory): New.
14782 * config/mt/mt-protos.h (mt_return_in_memory): New.
14783 * config/mt/mt.c: Likewise.
14784 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14785 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
14786 * config/bfin/bfin.h: Likewise.
14787 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
14789 * config/bfin/bfin.c: Likewise.
14790 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14791 * config/alpha/unicosmk.h: Likewise.
14792 * config/i386/cygming.h: Likewise.
14793 * config/iq2000/iq2000.h: Likewise.
14794 * config/mips/mips.h: Likewise.
14795 * config/mn10300/mn10300.h: Likewise.
14796 * config/rs6000/rs6000.h: Likewise.
14797 * config/score/score.h: Likewise.
14798 * config/spu/spu.h: Likewise.
14799 * config/v850/v850.h: Likewise.
14800 * defaults.h: Likewise.
14801 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
14802 * expr.c (emit_block_move): Adjust use of
14803 OUTGOING_REG_PARM_STACK_SPACE.
14804 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
14805 OUTGOING_REG_PARM_STACK_SPACE.
14806 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
14808 2008-05-08 Jakub Jelinek <jakub@redhat.com>
14810 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
14811 on OMP_RETURN for OMP_FOR.
14814 * dwarf2out.c (dw_expand_expr, common_check): Removed.
14815 (fortran_common): New function.
14816 (gen_variable_die): Call fortran_common instead of common_check,
14817 adjust for it returning tree instead of rtx. Formatting.
14819 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14823 * see.c (see_copy_insn): Copy new pure const attributes for new call.
14824 * c-decl.c (merge_decls): Ditto.
14825 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
14826 to RTL_CONST_OR_PURE_CALL_P.
14827 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
14828 Initialized DECL_LOOPING_CONST_PURE.
14829 (process_call_operands): Set tree_side_effects properly.
14830 * tree.h (TREE_READONLY_DECL_P): Removed.
14831 (DECL_IS_PURE): Renamed to DECL_PURE_P.
14832 (DECL_LOOPING_OR_CONST_P): New macro.
14833 (struct tree_function_decl): Added looping_const_or_pure_p.
14834 (ECF_*) Renumbered.
14835 (ECF_LOOPING_OR_CONST_P): New macro.
14836 * rtlanal.c (pure_const_p): Removed.
14837 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
14838 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
14839 to RTL_CONST_CALL_P.
14840 * ipa-pure-const.c (pure_const_state_e): Added looping field.
14841 (check_decl, check_tree, check_call, scan_function): Initialize
14843 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
14844 (static_execute): Set looping true for recursive functions.
14845 Undo setting state to IPA_NEITHER for recursive functions.
14846 * cse.c (cse_insn):
14847 * ifcvt.c (noce_can_store_speculate_p): Changed
14848 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
14849 RTL_CONST_OR_PURE_CALL_P.
14850 * dse.c (scan_insn): Ditto.
14851 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
14852 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
14853 RTL_CONST_OR_PURE_CALL_P.
14854 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
14855 pure_call_p to RTL_CONST_CALL_P.
14856 * gimplify.c (gimplify_call_expr): Clear side effects for
14857 non-looping pure and constant calls.
14858 * calls.c (emit_call_1): Set rtl flags from ecf flags.
14859 (flags_from_decl_or_type): Set ecf flags from decl flags.
14860 (initialize_argument_information): Turn off
14861 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
14862 Change const to pure if callee_copies is true rather than just
14864 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
14865 way of marking pure calls.
14866 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
14867 Remove hack that was supposed to fix pr7335 and remove old
14868 way of marking pure calls.
14869 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
14870 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
14871 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
14872 RTL_CONST_OR_PURE_CALL_P.
14873 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
14874 * loop-invariant.c (find_exits, find_invariant_bb): Changed
14875 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
14876 * sched-deps.c (schedule_analyze): Ditto.
14877 * rtl.h (struct rtx_def): Use call field, unchanging field, and
14878 return_val field of calls to represent pure and const function info.
14879 (CONST_OR_PURE_CALL_P): Deleted macro.
14880 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14881 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
14882 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
14884 * tree-optimize.c (execute_fixup_cfg): Added test for
14885 ECF_LOOPING_CONST_OR_PURE.
14886 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
14888 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
14889 effects for looping pure or const calls.
14890 (verify_gimple_expr): Added verification code.
14891 * config/alpha/alpha.c (alpha_legitimize_address,
14892 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
14894 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
14895 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
14896 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
14897 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
14898 RTL_CONST_OR_PURE_CALL_P.
14899 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
14900 and const calls to be deleted.
14902 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14905 * config/i386/mmx.md (mmx_subv2sf3): New expander.
14906 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
14907 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
14908 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14909 to handle nonimmediate operands.
14910 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
14911 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
14912 to handle nonimmediate operands.
14913 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
14914 (mmx_pmulhrwv4hi3): New expander. Use
14915 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14916 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
14917 (sse2_umulv1siv1di3): New expander. Use
14918 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14919 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
14920 (mmx_eq<mode>3): New expander. Use
14921 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14922 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
14923 (mmx_uavgv8qi3): New expander. Use
14924 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14925 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
14926 (mmx_uavgv4hi3): New expander. Use
14927 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14929 * config/i386/sse.md
14930 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
14931 to handle nonimmediate operands.
14932 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
14933 to handle nonimmediate operands.
14934 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
14935 to handle nonimmediate operands.
14936 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
14937 to handle nonimmediate operands.
14938 (sse2_unpckhpd_exp): New expander. Use
14939 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14940 (sse2_unpcklpd_exp): New expander. Use
14941 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14942 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
14943 to handle nonimmediate operands.
14944 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
14945 to handle nonimmediate operands.
14946 (*sse2_<plusminus_insn><mode>3): Rename from
14947 sse2_<plusminus_insn><mode>3 insn pattern.
14948 (sse2_<plusminus_insn><mode>3): New expander. Use
14949 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14950 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
14951 (sse2_umulv2siv2di3): New expander. Use
14952 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14953 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
14954 (sse4_1_mulv2siv2di3): New expander. Use
14955 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14956 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
14957 (sse2_pmaddwd): New expander. Use
14958 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14959 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
14960 (sse2_eq<mode>3): New expander. Use
14961 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14962 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
14963 (sse4_1_eqv2di3): New expander. Use
14964 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14965 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14966 (sse2_uavgv16qi3): New expander. Use
14967 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14968 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14969 (sse2_uavgv16qi3): New expander. Use
14970 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14971 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
14972 (sse2_uavgv8hi3): New expander. Use
14973 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14974 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
14975 (ssse3_pmulhrswv8hi3): New expander. Use
14976 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14977 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
14978 (ssse3_pmulhrswv4hi3): New expander. Use
14979 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14981 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
14982 (<sse>_vmmul<mode>3): Ditto.
14983 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
14985 (ssse3_pmaddubsw128): Use register_operand for operand 1.
14986 (ssse3_pmaddubsw): Ditto.
14988 * config/i386/i386.c (struct_builtin_description)
14989 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
14990 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
14991 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
14992 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
14993 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
14994 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
14995 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
14996 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
14997 (ix86_fixup_binary_operands): Assert that src1
14998 and src2 must have the same mode when swapped.
14999 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15000 and ix86_binary_operator_ok. Do not force operands in registers
15003 2008-05-07 Jan Hubicka <jh@suse.cz>
15005 * cgraph.c (dump_cgraph_node): Update.
15006 * cgraph.h (cgraph_local_info): Break out inline summary.
15007 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15009 * ipa-inline (inline_summary): New accestor function.
15010 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15011 cgraph_decide_inlining, compute_inline_parameters): Update.
15012 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15014 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15016 Cleanup ColdFire scheduling support and add V4 pipeline model.
15018 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15019 (define_attr cpu): Add cfv4 value.
15020 (define_attr type, define_attr type1): Merge into a single 'type'
15021 attribute. Update all uses.
15022 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15023 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15025 (define_attr opx_mem, define_attr opy_mem): Remove.
15026 (define_attr op_mem): Clean up, update comment.
15027 (define_attr size): Use specific values instead of general int.
15028 (define_attr guess, define_attr split): Remove. Update all uses.
15029 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15030 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15031 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15032 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15033 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15034 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15035 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15036 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15037 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15038 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15039 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15040 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15041 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15042 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15043 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15044 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15045 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15046 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15047 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15048 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15049 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15050 Update or set attributes.
15051 (stack_tie): New fake instruction.
15053 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15054 (m68k_sched_attr_size): Update declaration.
15055 (m68k_sched_attr_type2): Remove.
15056 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15057 Declare new bypass predicates.
15059 * config/m68k/m68k.c (m68k_sched_issue_rate,
15060 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15062 (TARGET_SCHED_ISSUE_RATE,
15063 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15064 (override_options): Handle scheduling for ColdFire V4 core.
15065 (m68k_expand_prologue): Emit stack_tie.
15066 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15067 'OP_TYPE_FPN'. Update all uses.
15068 (sched_guess_p): Remove.
15069 (sched_address_type): Handle symbolic addresses.
15070 (sched_get_operand): New static function.
15071 (sched_operand_type): Merge into sched_attr_op_type.
15072 (sched_attr_op_type): Handle FP registers, handle quick constants,
15074 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15075 (m68k_sched_attr_size): Update. Move logic to ...
15076 (sched_get_attr_size_int): New static function.
15077 (sched_get_opxy_mem_type): New static function.
15078 (m68k_sched_attr_op_mem): Update.
15079 (m68k_sched_attr_type2): Remove.
15080 (sched_cfv4_bypass_data): New static variable.
15081 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15082 (m68k_sched_issue_rate): Implement scheduler hook.
15083 (struct _sched_ib: enabled_p): New field.
15084 (m68k_sched_variable_issue): Update. Handle V4.
15085 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15086 sched_dump_class_func_t, sched_dump_split_class,
15087 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15088 sched_dump_dfa_class, m68k_sched_dump): Remove.
15089 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15091 (m68k_sched_init_global): Remove statisctics dumping, introduce
15092 sanity check that all instructions have pipeline reservations. Handle
15094 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15095 Handle ColdFire V4 core.
15096 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15097 New static functions.
15098 (m68k_sched_address_bypass_p): New bypass predicate.
15099 (sched_get_indexed_address_scale): New static function.
15100 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15102 * cf.md: Update comments.
15103 (define_attr type2): Remove. Use 'type' attribute instead.
15105 (cf_ib): Rename to cfv123_ib. Update all uses.
15106 (cf_oep): Rename to cfv123_oep. Update all uses.
15107 (cf_chr): Rename to cfv123_chr. Update all uses.
15108 (cf_mem): Rename to cfv123_mem. Update all uses.
15109 (cf_mac): Move to more appropriate place.
15110 (cfv123_guess): New automaton and cpu_unit.
15111 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15112 Update uses of 'size' attribute. Handle before reload scheduling.
15113 (cfv123_guess): New dummy reservation for unhandled instructions.
15114 (cfv4_*): Pipeline description of ColdFire V4 core.
15115 (ignore): New reservation to handle 'ignore' type.
15117 2008-05-07 Ian Lance Taylor <iant@google.com>
15119 PR middle-end/36013
15120 * gimplify.c (find_single_pointer_decl_1): Don't look through
15122 (find_single_pointer_decl): Adjust comments.
15124 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15126 PR middle-end/36137
15127 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15128 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15130 PR middle-end/36106
15131 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15132 integral type rather than floating point, then VIEW_CONVERT_EXPR
15133 to the floating point type.
15135 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15137 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15138 TFmode op0 to register.
15140 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15142 * c-decl.c (grokdeclarator): Comment typo.
15144 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15146 * tree-flow.h: Remove prototype for computed_goto_p.
15147 * tree-cfg.c (computed_goto_p): Make static.
15149 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15152 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15153 (contains_aligned_value_p): This. Handle _Decimal128.
15154 (ix86_function_arg_boundary): Only align _Decimal128 to its
15155 natural boundary and handle it properly.
15157 2008-05-06 Martin Jambor <mjambor@suse.cz>
15159 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15160 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15161 (ipcp_method_set_orig_node): Removed.
15162 (ipcp_cval_get_cvalue_type): Removed.
15163 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
15164 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
15165 (ipcp_cval_set_cvalue_type): Removed.
15166 (ipcp_cval_get_cvalue): Removed.
15167 (ipcp_cval_set_cvalue): Removed.
15168 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15169 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15170 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15171 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15172 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15173 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15174 (ipcp_get_ith_lattice): Changed parameters.
15175 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15176 (ipcp_lattice_from_jfunc): Changed parameters.
15177 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15178 (ipcp_method_cval_print): Added temporary variable info.
15179 (ipcp_redirect): Removed already unused local variable caller.
15180 (ipcp_redirect): New temporary variable orig_callee_info
15181 (ipcp_redirect): Removed newly unused local variable callee.
15182 (ipcp_redirect): Removed (a bit confusing) local variable type.
15183 (ipcp_insert_stage): Added local variable info.
15184 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
15186 (ipcp_formal_create): Removed.
15187 (ipcp_method_cval_set): Removed.
15188 (ipcp_propagate_stage): Renamed lattice variables.
15189 (ipcp_method_cval_set_cvalue_type): Removed.
15190 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
15191 (ipcp_print_all_lattices): Changed printed strings to refer to
15192 lattices rather than cvals.
15193 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
15194 (ipcp_propagate_const): Changed formal parameters.
15195 (build_const_val): Changed formal parameters.
15196 (ipcp_insert_stage): Removed useless variable cvalue
15197 (build_const_val): Changed formal parameters.
15198 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
15199 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
15200 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
15201 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
15202 (ipcp_print_func_profile_counts): Changed string from "method" to
15204 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
15205 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
15206 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
15207 (ipcp_structures_print): Renamed to ipcp_print_all_structures
15208 (ipcp_profile_print): Renamed to ipcp_print_profile_data
15209 (ipcp_lat_is_const): Changed parameters and made inline.
15210 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
15211 (ipcp_redirect): Renamed to ipcp_need_redirect_p
15212 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
15213 the predicate condition directly
15214 (ipcp_propagate_stage): Added local variable args. Removed local
15215 variable callee. (Both are mere code simplifications.)
15216 (ipcp_method_dont_insert_const): Renamed to
15217 ipcp_node_not_modifiable_p.
15218 (ipcp_node_not_modifiable_p): Made inline.
15219 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
15220 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
15221 (ipcp_print_all_lattices): Removed variable cvalue
15222 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
15225 2008-05-06 Olivier Hainque <hainque@adacore.com>
15227 * tree-sra.c (try_instantiate_multiple_fields): Early return
15228 if field has POINTER_TYPE.
15230 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
15232 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
15233 by using 'q' specifier for instruction.
15234 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
15236 2008-05-06 Anatoly Sokolov <aesok@post.ru>
15238 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15239 Change mode of zero_extract from QImode to HImode.
15240 (sign bit tests peepholes): (Ditto.).
15242 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
15244 * config/i386/mmx.md: Remove double backslashes from asm templates.
15245 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
15246 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15247 to handle nonimmediate operands.
15248 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
15249 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15250 to handle nonimmediate operands.
15251 (*mmx_<code>v2sf3_finite): New insn pattern.
15252 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
15253 (mmx_<code>v2sf3): New expander. Use
15254 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15255 (mmx_<plusminus_insn><mode>3): New expander. Use
15256 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15257 (*mmx_<plusminus_insn><mode>3): New insn pattern.
15258 (mmx_add<mode>3): Removed.
15259 (mmx_ssadd<mode>3): Ditto.
15260 (mmx_usadd<mode>3): Ditto.
15261 (mmx_sub<mode>3): Ditto.
15262 (mmx_sssub<mode>3): Ditto.
15263 (mmx_ussub<mode>3): Ditto.
15264 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
15265 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
15266 to handle nonimmediate operands.
15267 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
15269 (mmx_smulv4hi3_highpart): New expander. Use
15270 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15271 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
15273 (mmx_umulv4hi3_highpart): New expander. Use
15274 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15275 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
15276 (mmx_<code>v4hi3): New expander. Use
15277 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15278 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
15279 (mmx_<code>v8qi3): New expander. Use
15280 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15281 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
15282 (mmx_<code><mode>3): New expander. Use
15283 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15285 2008-05-05 Jan Hubicka <jh@suse.cz>
15287 PR tree-optimization/36118
15288 * passes.c (pass_init_dump_file): Fix dump header.
15290 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
15292 PR middle-end/36141
15293 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
15294 VCE for function decls.
15296 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15298 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
15300 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15302 * config/i386/i386.md (sat_plusminus): New.
15303 (plusminus_insn): Likewise.
15304 (plusminus_mnemonic): Likewise.
15306 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
15307 (*<addsub><mode>3_cc_overflow): Renamed to ...
15308 (*<plusminus_insn><mode>3_cc_overflow): This.
15309 (*<addsub>si3_zext_cc_overflow): Renamed to ...
15310 (*<plusminus_insn>si3_zext_cc_overflow): This.
15312 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
15313 (<plusminus_insn><mode>3): This.
15314 (*<addsub><mode>3): Renamed to ...
15315 (*<plusminus_insn><mode>3): This.
15316 (<sse>_vm<addsub><mode>3): Renamed to ...
15317 (<sse>_vm<plusminus_insn><mode>3): This.
15318 (sse3_h<addsub>v4sf3): Renamed to ...
15319 (sse3_h<plusminus_insn>v4sf3): This.
15320 (sse3_h<addsub>v2df3): Renamed to ...
15321 (sse3_h<plusminus_insn>v2df3): This.
15322 (<plusminus_insn><mode>3): New.
15323 (*<plusminus_insn><mode>3): Likewise.
15324 (sse2_<plusminus_insn><mode>3): Likewise.
15325 (add<mode>): Removed.
15326 (*add<mode>3): Likewise.
15327 (sse2_ssadd<mode>3): Likewise.
15328 (sse2_usadd<mode>3): Likewise.
15329 (sub<mode>3): Likewise.
15330 (*sub<mode>3): Likewise.
15331 (sse2_sssub<mode>3): Likewise.
15332 (sse2_ussub<mode>3): Likewise.
15334 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
15336 * gthr-single.h: Add in required interface elements as per gthr.h.
15337 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
15338 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
15339 Generalize UNUSED macro.
15340 (__gthread_once): Add.
15341 (__gthread_key_create): Add.
15342 (__gthread_key_delete): Add.
15343 (__gthread_getspecific): Add.
15344 (__gthread_setspecific): Add.
15346 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
15348 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
15349 the same size types for the indirect reference on the rhs, then
15352 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
15354 * config/i386/i386.md
15355 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
15356 one insn template instead of template series.
15357 (*xordi_1_rex64): Ditto.
15358 (*xordi_2_rex64): Ditto.
15360 2008-05-05 Ira Rosen <irar@il.ibm.com>
15362 PR tree-optimization/36119
15363 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
15366 2008-06-04 Jan Hubicka <jh@suse.cz>
15368 tree-optimization/36100
15369 * tree-pass.h (pass_O0_always_inline): Declare.
15370 * ipa-inline.c (inline_transform): Remove dead code.
15371 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
15372 pass_O0_always_inline): New.
15373 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
15375 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
15377 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
15378 mnemonic in this_param move for TARGET_64BIT.
15380 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
15382 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
15383 (*strmovsi_rex_1): Ditto.
15384 (*strsetsi_1): Ditto.
15385 (*strsetsi_rex_1): Ditto.
15387 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
15388 adddicc expanders using SWI mode iterator.
15390 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
15393 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
15396 2008-05-04 David S. Miller <davem@davemloft.net>
15398 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
15399 (sparc*-*-linux*): Use linux.h in tm_file.
15400 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
15401 compiler defaulting to 32-bit.
15402 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
15404 * config/sparc/linux.h: Remove definitions now obtained
15405 properly from linux.h
15406 * config/sparc/linux64.h: Likewise.
15407 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
15408 don't want this setting for 32-bit builds in a biarch compiler.
15409 * doc/install.texi: Add sparc-linux to list of targets
15410 supporting --enable-targets=all.
15412 2008-05-03 Andrew Pinski <pinskia@gmail.com>
15414 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
15416 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
15418 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
15419 after V4SI_FTYPE_V8HI.
15420 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
15421 case V4SI_FTYPE_V2DF.
15423 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
15425 * doc/invoke.texi (max-flow-memory-locations): Removed.
15426 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
15428 2008-05-03 Richard Guenther <rguenther@suse.de>
15430 PR middle-end/34973
15431 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
15433 2008-05-02 David S. Miller <davem@davemloft.net>
15435 * config.gcc (need_64bit_hwint): Document libcpp dependency.
15437 2008-05-02 Simon Baldwin <simonb@google.com>
15440 * c-common.h (warn_array_subscript_range): Removed.
15441 * c-common.c (warn_array_subscript_range): Ditto.
15442 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
15443 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
15445 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15447 * config/i386/i386.c (ix86_special_builtin_type): New.
15448 (bdesc_special_args): Likewise.
15449 (ix86_expand_special_args_builtin): Likewise.
15450 (ix86_init_mmx_sse_builtins): Updated.
15451 (ix86_expand_builtin): Updated.
15452 (ix86_expand_store_builtin): Removed.
15453 (ix86_expand_unop_builtin): Likewise.
15455 * config/i386/mm3dnow.h (__v2sf): Moved to ...
15456 * config/i386/mmintrin.h (__v2sf): Here.
15458 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
15460 (_mm_loadl_pi): Likewise.
15461 (_mm_storeh_pi): Replace __v2si with __v2sf.
15462 (_mm_storel_pi): Likewise.
15464 * doc/extend.texi: Correct __builtin_ia32_loadhps,
15465 __builtin_ia32_loadlps, __builtin_ia32_storehps,
15466 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
15467 __builtin_ia32_loadlpd.
15469 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15471 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
15472 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
15473 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
15474 (ix86_init_mmx_sse_builtins): Updated.
15475 (ix86_expand_args_builtin): Likewise.
15476 (ix86_expand_builtin): Likewise.
15477 (ix86_expand_unop1_builtin): Renamed to ...
15478 (ix86_expand_unop_vec_merge_builtin): This.
15480 2008-05-01 Jan Hubicka <jh@suse.cz>
15483 * ipa-inline.c (inline_generate_summary): Make static.
15484 (inline_transform): Do not call inlining at -O0; make static.
15485 * passes.c (execute_todo): Add sanity check.
15486 (execute_one_ipa_transform_pass): Execute proper flags.
15488 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
15490 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
15491 (DECL_NONADDRESSABLE_P): Likewise.
15492 * alias.c (record_component_aliases): Fix comment.
15494 2008-05-01 Simon Baldwin <simonb@google.com>
15496 * c-common.h (warn_array_subscript_range): New function.
15497 * c-common.c (warn_array_subscript_range): Ditto.
15498 * tree-vrp.c (check_array_ref): Corrected code to agree with
15499 comment, ignoring only arrays of size 0 or size 1.
15500 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
15502 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15504 * config/i386/i386.c (ix86_builtin_type): Replace
15505 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
15506 (bdesc_args): Updated.
15507 (ix86_init_mmx_sse_builtins): Likewise.
15508 (ix86_expand_args_builtin): Likewise.
15510 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
15513 * doc/extend.texi: Correct __builtin_ia32_palignr.
15515 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15518 * config/i386/i386.c (bdesc_crc32): Removed.
15519 (ix86_expand_crc32): Likewise.
15520 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
15521 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
15522 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
15523 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
15524 UINT_FTYPE_UINT_UCHAR.
15525 (bdesc_args): Updated. Add crc32 builtins.
15526 (ix86_init_mmx_sse_builtins): Updated.
15527 (ix86_expand_args_builtin): Updated to support subreg.
15529 * doc/extend.texi: Correct __builtin_ia32_crc32di.
15531 2008-05-01 Jan Hubicka <jh@suse.cz>
15533 * tree-pass.h (opt_pass): Add IPA_PASS.
15534 (varpool_node, cgraph_node): Forward declare.
15535 (ipa_opt_pass): Define.
15536 (pass_ipa_inline): Turn into ipa_opt_pass.
15537 (pass_apply_inline): Remove.
15538 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
15539 (apply_inline): Turn into ....
15540 (inline_transform): ... this one.
15541 (inline_generate_summary): New function.
15542 (pass_apply_inline): Remove.
15543 * function.h (ipa_opt_pass): Forward declare structure; typedef;
15545 (struct function): Add ipa_transforms_to_apply.
15546 * passes.c (register_one_dump_file): Work on IPA_PASS.
15547 (init_optimization_passes): Remove pass_inline_parameters and
15549 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
15550 (execute_one_pass) ... here; apply transforms when possible.
15551 (add_ipa_transform_pass, execute_ipa_summary_asses,
15552 execute_one_ipa_transform_pass): New.
15553 (execute_ipa_pass_list): Update for IPA_PASS type.
15555 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15557 * config/i386/i386.c (ix86_builtin_type): Add
15558 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
15559 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
15560 (bdesc_args): Add SSE4a builtins.
15561 (ix86_init_mmx_sse_builtins): Updated.
15562 (ix86_expand_args_builtin): Likewise.
15563 (ix86_expand_builtin): Likewise.
15565 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15567 * config/i386/i386.c (ix86_builtin_type): Add
15568 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
15569 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
15570 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
15571 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
15572 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
15573 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
15574 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
15575 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
15576 and DI_FTYPE_DI_DI_INT.
15577 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
15578 (ix86_init_mmx_sse_builtins): Updated.
15579 (ix86_expand_args_builtin): Likewise.
15580 (ix86_expand_builtin): Likewise.
15581 (ix86_expand_binop_imm_builtin): Removed.
15583 * doc/extend.texi: Correct __builtin_ia32_palignr128.
15585 2008-04-30 Richard Guenther <rguenther@suse.de>
15587 PR tree-optimization/32921
15588 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
15590 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
15592 * config/arm/arm.c (arm_unwind_emit): Use
15593 crtl->all_throwers_are_sibcalls instead of
15594 cfun->all_throwers_are_sibcalls.
15595 (arm_output_fn_unwind): Likewise.
15596 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
15597 instead of cfun->uses_pic_offset_table.
15598 (frv_expand_prologue): Likewise.
15599 (frv_frame_pointer_required): Likewise.
15600 (frv_expand_fdpic_call): Likewise.
15601 (frv_emit_movsi): Likewise.
15602 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
15603 cfun->returns_pcc_struct instead of
15604 current_function_returns_pcc_struct.
15605 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
15606 instead of cfun->calls_eh_return.
15607 (m32c_pushm_popm): Likewise.
15608 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
15609 "extern" declaration.
15611 2008-04-30 Richard Guenther <rguenther@suse.de>
15613 PR tree-optimization/21636
15614 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
15616 (evaluate_stmt): Print the likely value.
15617 (ccp_visit_stmt): Avoid excessive vertical spacing.
15619 2008-04-30 Rafael Espíndola <espindola@google.com>
15621 * builtins.c (fold_call_expr): Return realret.
15622 * tree-ssa-threadedge.c
15623 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
15624 __builtin_object_size.
15626 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
15628 * gcc.c (wrapper_string): New variable.
15629 (insert_wrapper): New function.
15630 (execute): New option -wrapper.
15631 * doc/invoke.texi (Overall Options): New driver option -wrapper.
15633 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
15635 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
15636 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
15637 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
15639 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
15640 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
15641 config/rs6000/e500crtres64gprctr.asm,
15642 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
15643 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
15644 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
15645 config/rs6000/e500crtsav64gprctr.asm,
15646 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
15647 config/rs6000/e500crtsavg64gprctr.asm: New files.
15648 * config/rs6000/t-ppccomm: Add build rules for new files.
15649 (LIB2FUNCS_STATIC_EXTRA): Add new files.
15650 * config/rs6000/t-netbsd: Add build rules for new files.
15651 (LIB2FUNCS_STATIC_EXTRA): New variable.
15652 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
15653 (CRTSAVRES_DEFAULT_SPEC): Likewise.
15654 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
15656 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
15658 * config/i386/i386.c (ix86_builtin_type): Add
15659 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
15660 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
15661 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
15662 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
15663 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
15664 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
15665 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
15666 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
15667 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
15668 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
15669 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
15670 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
15671 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
15672 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
15673 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
15674 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
15675 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
15676 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
15677 V1DI_FTYPE_V2SI_V2SI.
15678 (bdesc_2arg): Moved to ...
15679 (bdesc_args): Here.
15680 (ix86_init_mmx_sse_builtins): Updated.
15681 (ix86_expand_args_builtin): Updated. Take a pointer
15682 to const struct builtin_description. Handle comparison
15684 (ix86_expand_sse_compare): Take a new argument for swapping operands.
15685 (ix86_expand_builtin): Updated.
15687 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
15688 (ssse3_pmaddubsw128): This.
15689 (ssse3_pmaddubswv4hi3): Renamed to ...
15690 (ssse3_pmaddubsw): This.
15692 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
15693 (__builtin_ia32_packssdw128): Likewise.
15694 (__builtin_ia32_packuswb128): Likewise.
15695 (__builtin_ia32_pmaddubsw): Likewise.
15696 (__builtin_ia32_pmaddubsw128): Likewise.
15698 2008-04-30 Richard Guenther <rguenther@suse.de>
15700 PR tree-optimization/14847
15701 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
15702 (recognize_bits_test): Use it.
15703 (recognize_single_bit_test): Likewise.
15705 2008-04-30 Martin Jambor <mjambor@suse.cz>
15707 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
15708 instead of setting number of formal parameters to zero.
15709 (ipcp_init_stage): Do not set the number of actual parameters to zero
15711 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
15712 which are called with variable number of arguments.
15713 (ipcp_insert_stage): Explicitely skipping all nodes which are
15714 called with variable number of arguments.
15715 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
15716 number of parameters.
15718 * ipa-prop.h (struct ipa_node_params): Added flag
15719 called_with_var_arguments
15720 (ipa_set_param_count): Added. Changed sole setter to use it.
15721 (ipa_get_param_count): Added. All readers of param_count
15722 converted to use it instead.
15723 (ipa_set_called_with_variable_arg): Added.
15724 (ipa_is_called_with_var_arguments): Added.
15725 (ipa_get_ith_param): Added. All readers of param_decls converted
15727 (ipa_set_cs_argument_count): Added, sole writer to argument_count
15729 (ipa_get_cs_argument_count): Added, all readers of argument_count
15731 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
15734 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
15735 (struct ipcp_lattice): Renamed cval_type to type
15736 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
15738 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
15739 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
15740 (ipcp_insert_stage): Changed the type of variable cvalue to tree
15741 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
15742 (build_const_val): Changed the type of parameter cvalue to tree
15743 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
15744 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
15746 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
15749 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
15750 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
15751 (ipa_add_method): Renamed to ipa_push_func_to_list
15752 (ipa_remove_method): Renamed to ipa_pop_func_from_list
15753 (ipa_callsite_param_count): Removed.
15754 (ipa_callsite_param_count_set): Removed.
15755 (ipa_callsite_param): Removed.
15756 (ipa_callsite_callee): Removed.
15757 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
15758 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
15759 (ipa_method_formal_count): Removed.
15760 (ipa_method_formal_count_set): Removed.
15761 (ipa_method_get_tree): Removed.
15762 (ipa_method_tree_map_create): Removed.
15763 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
15764 (ipa_create_param_decls_array): Creates the array itself
15765 (ipa_create_param_decls_array): Temporary variable info instead of
15766 a few dereferences.
15767 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
15768 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
15769 (get_type): Removed.
15770 (ipa_jf_get_info_type): Removed.
15771 (ipa_node_create): Renamed to ipa_create_node_params
15772 (ipa_free): Renamed to ipa_free_all_node_params
15773 (ipa_nodes_create): Renamed to ipa_create_all_node_params
15774 (ipa_edges_create): Renamed to ipa_create_all_edge_args
15775 (ipa_edges_free): Renamed to ipa_free_all_edge_args
15776 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
15777 (ipa_free_all_node_params): Deallocation to jump_functions moved to
15778 ipa_free_all_edge_args
15779 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
15780 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
15781 (ipa_create_methodlist_node): Removed.
15782 (ipa_methodlist_method): Removed.
15783 (ipa_methodlist_method_set): Removed.
15784 (ipa_methodlist_next_method): Removed.
15785 (ipa_methodlist_next_method_set): Removed.
15786 (ipa_method_is_modified): Removed.
15787 (ipa_method_modify_create): Removed.
15788 (ipa_method_modify_init): Temporary variable info instead of a few
15790 (ipa_detect_param_modifications): Temporary variable info instead of
15791 a few dereferences.
15792 (ipa_compute_jump_functions): Temporary variable info instead of
15793 a few dereferences.
15794 (ipa_method_modify_set): Removed.
15795 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
15796 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
15797 than craph_node as the first parameter.
15798 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
15799 (ipa_method_modify_init): Removed.
15800 (ipa_compute_jump_functions): Added a temp variable instead of
15801 repeatadly dereferencing the cgraph_edge.aux pointer
15802 (ipa_callsite_param_set_type): Removed.
15803 (ipa_compute_jump_functions): i renamed to index and moved to
15805 (ipa_callsite_param_set_info_type_formal): Removed.
15806 (ipa_callsite_param_set_info_type): Removed.
15807 (ipa_callsite_param_map_create): Removed.
15808 (ipa_callsite_tree): Removed.
15809 (ipa_callsite_caller): Removed.
15810 (ipa_pop_func_from_list): return_method removed to return_func
15812 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
15813 prefixed all values with IPA_. Changed all users.
15814 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
15815 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
15816 and FORMAL_IPATYPE IPA_PASS_THROUGH.
15817 (union parameter_info): Renamed to jump_func_value.
15818 (union jump_func_value): Renamed value to constant
15819 (struct ipa_jump_func): Renamed info_type to value
15820 (struct ipa_node): Renamed to ipa_node_params
15821 (struct ipa_node_params): Renamed ipa_arg_num to param_count
15822 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
15823 (struct ipa_node_params): Renamed ipa_mod to modified_flags
15824 (struct ipa_edge): Renamed to ipa_edge_args
15825 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
15826 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
15827 (struct ipa_methodlist): Renamed to ipa_func_list
15828 (struct ipa_func_list): method_p renamed to node, next_method
15830 (ipa_methodlist_p): Removed, switched all users to struct pointer
15831 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
15833 2008-04-30 Alan Modra <amodra@bigpond.net.au>
15835 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
15836 (rs6000_emit_epilogue): Use backchain to restore only when we
15837 have a large frame. Make use of frame pointer to restore if we
15838 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
15840 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
15842 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15843 Add mode to zero_extract.
15844 (sign bit tests peepholes): (Ditto.).
15846 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
15848 * config/i386/i386.c (ix86_builtins): Replace Prescott New
15849 Instructions in comments with SSE3.
15850 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
15851 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
15852 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
15853 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
15854 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
15855 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
15856 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
15857 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
15858 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
15859 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
15860 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
15861 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
15862 (bdesc_sse_args): Renamed to ...
15863 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
15864 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
15865 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
15866 IX86_BUILTIN_FABSQ.
15867 (bdesc_1arg): Moved to ...
15868 (bdesc_args): Here.
15869 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
15870 Instructions in comments with SSE3.
15871 (ix86_expand_sse_operands_builtin): Renamed to ...
15872 (ix86_expand_args_builtin): This. Updated.
15873 (ix86_expand_unop1_builtin): Update comments.
15874 (ix86_expand_builtin): Updated.
15876 2008-04-29 Richard Guenther <rguenther@suse.de>
15878 PR tree-optimization/36078
15879 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
15880 Update virtual SSA form after cleaning up the CFG.
15882 2008-04-29 Richard Guenther <rguenther@suse.de>
15884 PR middle-end/15255
15885 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
15887 2008-04-29 Richard Guenther <rguenther@suse.de>
15889 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
15890 (compute_may_aliases): Do not call finalize_ref_all_pointers.
15891 (compute_flow_insensitive_aliasing): Do not treat
15892 PTR_IS_REF_ALL pointers special.
15893 (get_smt_for): Likewise.
15894 (may_alias_p): Re-structure.
15895 (is_escape_site): A ref-all pointer conversion is not an escape site.
15896 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
15897 PTR_IS_REF_ALL pointers special.
15898 * tree-ssa-structalias.h (struct alias_info): Remove
15899 ref_all_symbol_mem_tag field.
15900 (PTR_IS_REF_ALL): Remove.
15902 2008-04-29 Richard Guenther <rguenther@suse.de>
15904 PR middle-end/36077
15905 * fold-const.c (extract_muldiv_1): In combining division constants
15906 make sure to never overflow.
15908 2008-04-29 Nick Clifton <nickc@redhat.com>
15910 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
15912 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15915 * optc-gen.awk: Work around HP-UX/IA awk bug.
15917 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
15919 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
15922 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15925 * config/i386/i386.md
15926 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
15927 Change operand 1 predicate to nonimmediate_operand.
15929 2008-04-28 Jakub Jelinek <jakub@redhat.com>
15932 * dwarf2out.c (struct die_struct): Mark as chain_circular through
15934 * gengtype.c (walk_type, write_func_for_structure): Handle
15936 * doc/gty.texi: Document chain_circular.
15938 2008-04-28 Richard Guenther <rguenther@suse.de>
15940 PR tree-optimization/36066
15941 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
15944 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15947 * config/i386/i386.md
15948 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
15949 Use match_scratch instead of match_operand for operands 3 and 4.
15951 2008-04-27 Richard Guenther <rguenther@suse.de>
15953 PR tree-optimization/18754
15954 PR tree-optimization/34223
15955 * tree-pass.h (pass_complete_unrolli): Declare.
15956 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
15957 loop size before and after unconditionally of UL_NO_GROWTH in effect.
15958 Rewrite loop into loop closed SSA form if it is not already.
15959 (tree_unroll_loops_completely): Re-structure to iterate over
15960 innermost loops with intermediate CFG cleanups.
15961 Unroll outermost loops only if requested or the code does not grow
15963 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
15964 loops are available.
15965 (tree_vectorize): Instead do so here.
15966 (tree_complete_unroll): Also unroll outermost loops.
15967 (tree_complete_unroll_inner): New function.
15968 (gate_tree_complete_unroll_inner): Likewise.
15969 (pass_complete_unrolli): New pass.
15970 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
15971 uses outside of the loop.
15972 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
15973 form if it is available.
15974 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
15975 * passes.c (init_optimization_passes): Schedule complete inner
15976 loop unrolling pass before the first CCP pass after final inlining.
15978 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
15980 * targhooks.h (default_emutls_var_fields,
15981 default_emutls_var_init): Declare.
15982 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
15983 * target.h (struct gcc_target): Add struct emutls member.
15984 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
15985 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
15986 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
15987 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
15988 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
15989 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
15990 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
15991 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
15992 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
15993 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
15994 emit debug information.
15995 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
15996 * varasm.c: Include targhooks.h.
15997 (emutls_object_section, emutls_tmpl_section): New.
15998 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
15999 (EMUTLS_SEPARATOR): New.
16000 (prefix_name): New.
16001 (get_emutls_object_name): New.
16002 (default_emutls_var_fields): New, broken out of ...
16003 (get_emutls_object_type): ... here. Adjust to use target hooks.
16004 (get_emutls_init_templ_addr): Adjust to use target hooks.
16005 (emutls_decl): Adjust to use target hooks.
16006 (emutls_finish): Likewise.
16007 (default_emutls_var_init): New, broken out of ...
16008 (assemble_variable): ... here. Adjust to use target hooks.
16009 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16010 SECCAT_EMUTLS_TMPL.
16011 * c-common.c (handle_section_attribute): Prevent overriding
16012 sections for emulated tls with special sections.
16013 * config/i386/i386.c (x86_64_elf_select_section): Add
16014 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16015 (x86_64_elf_unique_section): Likewise.
16016 * config/vxworks.c: Include tree.h.
16017 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16018 (vxworks_override_options): Set TLS scheme.
16019 * doc/tm.texi (Emulated TLS): New node.
16021 2008-04-26 Simon Baldwin <simonb@google.com>
16024 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16025 with propagated string constants.
16027 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16029 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16030 constraint for operand 2 when operand 0 is memory operand.
16031 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16032 operand 0 is memory operand.
16033 (fix_trunc<mode>_i387_with_temp): Ditto.
16034 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16035 operand 2 when operand 1 is memory operand.
16036 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16037 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16038 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16039 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16040 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16041 operands 2,3 and 4 when operand 1 is memory operand.
16042 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16044 (fistdi2_floor_with_temp): Ditto.
16045 (fist<mode>2_floor_with_temp): Ditto.
16046 (fistdi2_ceil_with_temp): Ditto.
16047 (fist<mode>2_ceil_with_temp): Ditto.
16048 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16050 2008-04-26 David Daney <ddaney@avtrex.com>
16052 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16054 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16055 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16056 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16057 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16058 (compare_and_swap_12): New insn.
16059 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16060 * config/mips/mips.c (mips_force_binary): New function.
16061 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16062 (mips_expand_compare_and_swap_12): New function.
16063 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16065 2008-04-25 Jan Hubicka <jh@suse.cz>
16068 * cfgexpand.c (pass_expand): Turn into RTL pass.
16069 * passes.c (execute_one_pass): Do pass typechecking after execution.
16070 * tree-pass.h (pass_expand): Turn into RTL pass.
16072 * function.h (struct rtl_data): Move here fields
16073 accesses_prior_frames, calls_eh_return, saves_all_registers,
16074 has_nonlocal_goto, has_asm_statement, is_thunk,
16075 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16076 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16077 arg_pointer_save_area_init from struct function; turn into bool.
16078 (struct function): Move
16079 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16080 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16081 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16082 tail_call_emit, arg_pointer_save_area_init
16083 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16084 (current_function_returns_struct, current_function_returns_pcc_struct,
16085 current_function_calls_setjmp, current_function_calls_alloca,
16086 current_function_accesses_prior_frames,
16087 current_function_calls_eh_return, current_function_is_thunk,
16088 current_function_stdarg, current_function_profile,
16089 current_function_limit_stack, current_function_uses_pic_offset_table,
16090 current_function_uses_const_pool, current_function_has_nonlocal_label,
16091 current_function_saves_all_registers,
16092 current_function_has_nonlocal_goto,
16093 current_function_has_asm_statement): Remove accesor macros.
16094 * ra-conflict.c (global_conflicts): Update.
16095 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16096 (suitable_for_tail_call_opt_p): Update.
16097 * builtins.c (expand_builtin_return_addr): Update.
16098 (expand_builtin_setjmp_setup): Update.
16099 (expand_builtin_nonlocal_goto): Update.
16100 * final.c (final_start_function): Update.
16101 (profile_function): Update.
16102 (leaf_function_p): Update.
16103 (only_leaf_regs_used): Update.
16104 * df-scan.c (df_get_exit_block_use_set): Update.
16105 * dojump.c (clear_pending_stack_adjust): Update.
16106 * tree-stdarg.c (gate_optimize_stdarg): Update.
16107 * gimple-low.c (lower_function_body): Update.
16108 * global.c (compute_regsets): Update.
16109 (global_alloc): Update.
16110 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16111 * expr.c (expand_assignment): Update.
16112 * dse.c (dse_step0): Update.
16113 (dse_step1): Update.
16114 * c-decl.c (store_parm_decls): Update.
16115 * local-alloc.c (combine_regs): Update.
16116 (find_free_reg): Update.
16117 * function.c (assign_parms_augmented_arg_list): Update.
16118 (assign_parm_find_data_types): Update.
16119 (assign_parms): Update.
16120 (allocate_struct_function): Update.
16121 (expand_function_start): Update.
16122 (expand_function_end): Update.
16123 (get_arg_pointer_save_area): Update.
16124 (thread_prologue_and_epilogue_insns): Update.
16125 (rest_of_match_asm_constraints): Update.
16126 * stor-layout.c (variable_size): Update.
16127 * gcse.c (gcse_main): Update.
16128 (bypass_jumps): Update.
16129 * gimplify.c (gimplify_function_tree): Update.
16130 * calls.c (emit_call_1): Update.
16131 (expand_call): Update.
16132 * bt-load.c (compute_defs_uses_and_gen): Update.
16133 * except.c (sjlj_assign_call_site_values): Update.
16134 (sjlj_emit_function_enter): Update.
16135 (can_throw_external): Update.
16136 (set_nothrow_function_flags): Update.
16137 (expand_builtin_unwind_init): Update.
16138 (expand_eh_return): Update.
16139 (convert_to_eh_region_ranges): Update.
16140 (output_function_exception_table): Update.
16141 * emit-rtl.c (gen_tmp_stack_mem): Update.
16142 * cfgexpand.c (expand_used_vars): Update.
16143 (tree_expand_cfg): Update.
16144 * cfgcleanup.c (rest_of_handle_jump): Update.
16145 * explow.c (allocate_dynamic_stack_space): Update.
16146 * varasm.c (assemble_start_function): Update.
16147 (force_const_mem): Update.
16148 (mark_constant_pool): Update.
16149 * tree-optimize.c (tree_rest_of_compilation): Update.
16150 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16151 * tree-cfg.c (notice_special_calls): Update.
16152 (is_ctrl_altering_stmt): Update.
16153 (tree_can_make_abnormal_goto): Update.
16154 (tree_purge_dead_abnormal_call_edges): Update.
16155 * config/alpha/predicates.md: Update.
16156 * config/alpha/alpha.c (alpha_sa_mask): Update.
16157 (alpha_sa_size): Update.
16158 (alpha_does_function_need_gp): Update.
16159 (alpha_expand_prologue): Update.
16160 (alpha_start_function): Update.
16161 (alpha_output_function_end_prologue): Update.
16162 (alpha_expand_epilogue): Update.
16163 * config/frv/frv.c (frv_stack_info): Update.
16164 (frv_expand_epilogue): Update.
16165 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
16166 (s390_register_info): Update.
16167 (s390_frame_info): Update.
16168 (s390_init_frame_layout): Update.
16169 (s390_can_eliminate): Update.
16170 (save_gprs): Update.
16171 * config/spu/spu.c (spu_split_immediate): Update.
16172 (need_to_save_reg): Update.
16173 (spu_expand_prologue): Update.
16174 (spu_expand_epilogue): Update.
16175 * config/sparc/sparc.md: Update.
16176 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16177 (sparc_tls_got): Update.
16178 (legitimize_pic_address): Update.
16179 (sparc_emit_call_insn): Update.
16180 (sparc_expand_prologue): Update.
16181 (output_return): Update.
16182 (print_operand): Update.
16183 (sparc_function_ok_for_sibcall): Update.
16184 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
16185 * config/m32r/m32r.md: Update.
16186 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
16187 (m32r_compute_frame_size): Update.
16188 (m32r_expand_prologue): Update.
16189 (m32r_expand_epilogue): Update.
16190 (m32r_legitimize_pic_address): Update.
16191 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
16192 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16193 * config/i386/i386.c (ix86_frame_pointer_required): Update.
16194 (gen_push): Update.
16195 (ix86_save_reg): Update.
16196 (ix86_compute_frame_layout): Update.
16197 (ix86_expand_prologue): Update.
16198 (ix86_expand_epilogue): Update.
16199 * config/sh/sh.c (output_stack_adjust): Update.
16200 (calc_live_regs): Update.
16201 (sh5_schedule_saves): Update.
16202 (sh_expand_prologue): Update.
16203 (sh_expand_epilogue): Update.
16204 (sh_setup_incoming_varargs): Update.
16205 (sh_allocate_initial_value): Update.
16206 (sh_get_pr_initial_val): Update.
16207 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
16208 * config/sh/sh.md (label:): Update.
16209 * config/avr/avr.c (out_movhi_mr_r): Update.
16210 * config/crx/crx.h (enum): Update.
16211 * config/xtensa/xtensa.h (along): Update.
16212 * config/stormy16/stormy16.c Update.
16213 (xstormy16_compute_stack_layout): Update.
16214 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
16215 (fr30_expand_prologue): Update.
16216 * config/cris/cris.c (cris_conditional_register_usage): Update.
16217 (cris_reg_saved_in_regsave_area): Update.
16218 (cris_initial_frame_pointer_offset): Update.
16219 (cris_simple_epilogue): Update.
16220 (cris_expand_prologue): Update.
16221 (cris_expand_epilogue): Update.
16222 (cris_expand_pic_call_address): Update.
16223 (cris_asm_output_symbol_ref): Update.
16224 (cris_asm_output_label_ref): Update.
16225 * config/cris/cris.md Update.
16226 * config/iq2000/iq2000.c (compute_frame_size): Update.
16227 (iq2000_expand_epilogue): Update.
16228 * config/mt/mt.h (save_direction): Update.
16229 * config/mn10300/mn10300.c (mn10300_function_value): Update.
16230 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16231 (ia64_secondary_reload_class): Update.
16232 * config/m68k/m68k.c (m68k_save_reg): Update.
16233 (m68k_expand_prologue): Update.
16234 (m68k_expand_epilogue): Update.
16235 (legitimize_pic_address): Update.
16236 * config/rs6000/rs6000.c (rs6000_got_register): Update.
16237 (first_reg_to_save): Update.
16238 (first_altivec_reg_to_save): Update.
16239 (compute_vrsave_mask): Update.
16240 (compute_save_world_info): Update.
16241 (rs6000_stack_info): Update.
16242 (spe_func_has_64bit_regs_p): Update.
16243 (rs6000_ra_ever_killed): Update.
16244 (rs6000_emit_eh_reg_restore): Update.
16245 (rs6000_emit_allocate_stack): Update.
16246 (rs6000_emit_prologue): Update.
16247 (rs6000_emit_epilogue): Update.
16248 (rs6000_output_function_epilogue): Update.
16249 (output_profile_hook): Update.
16250 (rs6000_elf_declare_function_name): Update.
16251 * config/rs6000/rs6000.h (rs6000_args): Update.
16252 * config/rs6000/rs6000.md: Update.
16253 * config/mcore/mcore.c (mcore_expand_prolog): Update.
16254 * config/arc/arc.c (arc_output_function_epilogue): Update.
16255 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
16256 * config/darwin.c (machopic_function_base_name): Update.
16257 * config/score/score3.c (score3_compute_frame_size): Update.
16260 (score3_epilogue): Update.
16261 * config/score/score7.c (score7_compute_frame_size): Update.
16262 (score7_prologue): Update.
16263 (score7_epilogue): Update.
16264 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
16265 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16266 * config/arm/arm.c (use_return_insn): Update.
16267 (require_pic_register): Update.
16268 (arm_load_pic_register): Update.
16269 (arm_compute_save_reg0_reg12_mask): Update.
16270 (arm_compute_save_reg_mask): Update.
16271 (thumb1_compute_save_reg_mask): Update.
16272 (output_return_instruction): Update.
16273 (arm_output_function_prologue): Update.
16274 (arm_output_epilogue): Update.
16275 (arm_get_frame_offsets): Update.
16276 (arm_expand_prologue): Update.
16277 (thumb_pushpop): Update.
16278 (thumb_exit): Update.
16279 (thumb1_expand_prologue): Update.
16280 (thumb1_expand_epilogue): Update.
16281 (arm_unwind_emit): Update.
16282 (arm_output_fn_unwind): Update.
16283 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
16284 * config/arm/arm.md: Update.
16285 * config/pa/pa.md: Update.
16286 * config/pa/pa.c (legitimize_pic_address): Update.
16287 (compute_frame_size): Update.
16288 (hppa_expand_prologue): Update.
16289 (hppa_expand_epilogue): Update.
16290 (borx_reg_operand): Update.
16291 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
16292 (HARD_REGNO_RENAME_OK): Update.
16293 * config/mips/mips.c (mips_global_pointer): Update.
16294 (mips_save_reg_p): Update.
16295 (mips_compute_frame_info): Update.
16296 (mips_frame_pointer_required): Update.
16297 (mips_expand_prologue): Update.
16298 (mips_expand_epilogue): Update.
16299 (mips_can_use_return_insn): Update.
16300 (mips_reorg_process_insns): Update.
16301 * config/v850/v850.c (compute_register_save_size): Update.
16302 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
16303 * config/mmix/mmix.c (along): Update.
16304 (mmix_expand_epilogue): Update.
16305 * config/bfin/bfin.c (legitimize_pic_address): Update.
16306 (must_save_p): Update.
16307 (stack_frame_needed_p): Update.
16308 (add_to_reg): Update.
16309 (bfin_expand_prologue): Update.
16310 * stmt.c (expand_asm_operands): Update.
16311 * reload1.c (reload): Update.
16312 (init_elim_table): Update.
16314 2008-04-25 Bob Wilson <bob.wilson@acm.org>
16316 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
16318 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
16320 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
16321 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
16322 (mov<mode>): Removed.
16323 (*movv4sf_internal): Likewise.
16324 (*movv2df_internal): Likewise.
16326 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
16328 * config.gcc (crx-*-elf): Remove deprecation.
16330 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
16332 * config/i386/cygming-crtend.c (register_frame_ctor): Register
16333 __gcc_deregister_frame with atexit.
16334 (deregister_frame_dtor): Remove.
16336 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
16337 Nathan Sidwell <nathan@codesourcery.com>
16339 * config/rs6000/rs6000.opt (mspe): Remove Var property.
16341 * config/rs6000/rs6000.h (rs6000_spe): Declare.
16342 (rs6000_isel): Likewise.
16343 * config/rs6000/rs6000.c (rs6000_spe): New variable.
16344 (rs6000_isel): New variable.
16345 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
16347 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16350 * c-common.c (handle_vector_size_attribute): Call
16351 lang_hooks.types.reconstruct_complex_type instead of
16352 reconstruct_complex_type.
16353 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
16354 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
16355 * langhooks.h (struct lang_hooks_for_types): Add
16356 reconstruct_complex_type hook.
16357 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
16358 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
16360 2008-04-24 Richard Guenther <rguenther@suse.de>
16362 * c-common.h (check_builtin_function_arguments): Declare.
16363 * c-common.c (validate_nargs): New function.
16364 (check_builtin_function_arguments): Likewise.
16365 * c-typeck.c (build_function_call): Call
16366 check_builtin_function_arguments.
16367 * builtins.c (fold_builtin_classify): Remove error reporting code.
16368 (fold_builtin_unordered_cmp): Likewise.
16369 (fold_builtin_1): Likewise.
16370 (fold_builtin_n): Likewise.
16372 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16374 PR tree-optimization/36008
16375 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
16376 the original op1, rather than delta by step.
16378 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
16379 Sebastian Pop <sebastian.pop@amd.com>
16381 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
16382 eliminate_local_variables_stmt, eliminate_local_variables,
16383 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
16384 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
16385 of code delimited by two edges in the CFG.
16386 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
16387 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
16388 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
16389 the case of parallelisation of reductions.
16390 (expr_invariant_in_region_p): New.
16392 * tree-flow.h (gather_blocks_in_sese_region): Declared.
16393 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
16395 2008-04-24 Ira Rosen <irar@il.ibm.com>
16396 Richard Guenther <rguenther@suse.de>
16398 PR tree-optimization/36034
16399 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
16400 incapable of dealing with loads with gaps.
16402 2008-04-24 Rafael Espíndola <espindola@google.com>
16404 * tree-flow.h (vrp_evaluate_conditional): Change signature.
16405 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16406 vrp_evaluate_conditional.
16407 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
16408 (vrp_evaluate_conditional): Split the cond argument.
16409 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
16410 (simplify_stmt_for_jump_threading): Update call to
16411 vrp_evaluate_conditional.
16413 2008-04-24 Ira Rosen <irar@il.ibm.com>
16415 PR tree-optimization/35982
16416 * tree-vect-analyze.c (vect_check_interleaving): Check that the
16417 interleaved data-refs are of the same type.
16419 2008-04-24 Danny Smith <dannysmith@users.net>
16421 * c-format.c (check_format_info_main): Use strncmp rather than a
16422 magic prefix to handle multichar length specs.
16423 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
16424 Don't prefix "I64" and "I32" with '\0'.
16426 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16429 * config/i386/i386.c (init_cumulative_args): Don't pass anything
16430 in registers for -m32 only if stdarg_p (fntype).
16432 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
16434 PR rtl-optimization/36006
16435 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
16436 temp to op0 in order to avoid invalid rtx sharing.
16438 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
16440 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
16441 check TREE_INVARIANT.
16442 * tree-gimple.c (is_gimple_address): New.
16443 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
16444 * tree-gimple.h (is_gimple_address): New.
16445 * tree.h (decl_address_invariant_p): New.
16446 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
16447 (build_string): Likewise.
16448 (decl_address_invariant_p): New, from is_gimple_invariant_address.
16449 (tree_invariant_p_1): Likewise.
16450 (save_expr): Use it.
16451 (tree_invariant_p): New.
16452 (skip_simple_arithmetic): Use it.
16453 (stabilize_reference_1): Use it.
16454 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
16456 (build1_stat): Drop code to compute TREE_INVARIANT.
16457 (build2_stat): Drop code to compute TREE_INVARIANT.
16458 (build3_stat): Drop code to compute TREE_INVARIANT.
16459 (build4_stat): Drop code to compute TREE_INVARIANT.
16460 (build5_stat): Drop code to compute TREE_INVARIANT.
16461 (build7_stat): Drop code to compute TREE_INVARIANT.
16462 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
16463 * tree.h (struct tree_base): Remove invariant_flag.
16464 (TREE_INVARIANT): Remove.
16465 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
16466 (fold_builtin_expect): Check TREE_CONSTANT.
16467 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
16468 * c-tree.h (c_expr_to_decl): Drop third parameter.
16469 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
16470 (build_c_cast): Don't set TREE_INVARIANT.
16471 (pop_init_level): Don't set TREE_INVARIANT.
16472 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
16473 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
16475 (gimplify_init_constructor): Don't set TREE_INVARIANT.
16476 (gimplify_addr_expr): Adjust comment.
16477 * tree-mudflap.c (mf_build_string):
16478 * print-tree.c (print_node): Don't print TREE_INVARIANT.
16479 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
16480 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
16481 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
16482 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
16483 * langhooks.h (struct lang_hooks): Drop third parameter from
16486 2008-04-23 Richard Guenther <rguenther@suse.de>
16488 PR tree-optimization/27799
16489 PR tree-optimization/32921
16490 PR tree-optimization/32624
16491 * tree-ssa-structalias.c (merge_smts_into): Only merge the
16492 SMTs aliases and the tag itself into the solution.
16493 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
16494 merge the points-to solution back into the SMT aliases.
16495 (may_alias_p): Use alias_set_subset_of instead of
16496 aliases_conflict_p. A pointer which points to
16497 memory with alias set zero may access any variable.
16499 2008-04-23 Richard Guenther <rguenther@suse.de>
16501 * alias.c (alias_set_subset_of): Correctly handle asking
16502 if zero is a subset of an alias set with zero child.
16503 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
16504 (compute_flow_insensitive_aliasing): Correctly walk all
16505 pointers. Do not unnecessarily union sets.
16507 2008-04-23 Richard Guenther <rguenther@suse.de>
16509 PR middle-end/36021
16510 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
16512 2008-04-22 Tomas Bily <tbily@suse.cz>
16514 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
16516 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
16518 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16519 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16520 * tree-inline.c (estimate_num_insns_1): Likewise.
16521 * varasm.c (const_hash_1, compare_constant, copy_constant)
16522 (compute_reloc_for_constant, output_addressed_constants): Likewise.
16523 * emit-rtl.c (component_ref_for_mem_expr)
16524 (set_mem_attributes_minus_bitpos): Likewise.
16525 * expr.c (highest_pow2_factor, expand_expr_real_1, )
16526 (is_aligning_offset): Likewise.
16527 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
16528 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16529 * dojump.c (do_jump): Likewise.
16530 * builtins.c (get_pointer_alignment, get_memory_rtx)
16531 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
16532 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
16534 2008-04-23 Jakub Jelinek <jakub@redhat.com>
16536 PR rtl-optimization/36017
16537 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
16538 expanding the library call.
16540 2008-04-22 Ian Lance Taylor <iant@google.com>
16542 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
16543 than size_in_bytes.
16545 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
16547 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
16548 of LR/CTR moves for Power6.
16550 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
16552 PR middle-end/36003
16553 * passes.c (init_optimization_passes): Remove
16554 pass_fast_rtl_byte_dce.
16556 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
16559 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
16560 builtin functions to generate faster code.
16561 (_mm_cvtpu16_ps): Ditto.
16562 (_mm_cvtpi32x2_ps): Ditto.
16564 2008-04-22 Nick Clifton <nickc@redhat.com>
16566 * common.opt (ftree-loop-distribution): Add Optimization
16569 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
16570 (frv_expand_builtin_va_start): Likewise.
16572 * config/arm/arm.c (thumb_find_work_register): Fix location of
16573 argument register count.
16575 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16577 Support scheduling for ColdFire V1 and V3 microarchitecture.
16578 Improve scheduling of multiplication instructions.
16580 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
16581 (mac): New instruction attribute.
16582 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
16583 (m68k_sched_mac): New variable.
16584 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
16585 Handle cfv1 and cfv3.
16586 (max_insn_size): New static variable.
16587 (struct _sched_ib): New type.
16588 (sched_ib): New static variable.
16589 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
16590 to fields of 'struct _sched_ib sched_ib'. Update all uses.
16591 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
16593 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
16594 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
16595 new variables. Update.
16596 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16597 Add modeling of cfv3 instruction buffer. Update.
16598 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
16599 * config/m68k/m68k.h (TUNE_CFV3): New macro.
16600 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
16601 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
16602 a particular reservation applies to.
16603 (type2): Reorganize attribute values. Rename alu to alu_reg,
16604 alu_l to alu, move_l to omove. Join move to alu. Split mul
16605 to mul_l and mul_w.
16606 (cf_ib_*): Simplify description of instruction buffer.
16607 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
16608 (cf_mem): Split into cf_mem1 and cf_mem2.
16609 (cf_v2_move_??): Rename to cfv12_alu_??.
16610 (cf_v2_move_l_??): Rename to cfv12_omove_??.
16611 (cf_v2_mul_??): Remove reservations.
16612 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
16613 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
16614 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
16616 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
16617 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
16618 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
16619 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
16620 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
16621 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
16622 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
16623 expansions of the above reservations for instructions of sizes
16626 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16628 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
16630 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
16632 * coverage.c: Include tree-pass.h.
16633 (coverage_counter_alloc): Print da_file_name to the dump file.
16635 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16637 * sbitmap.c (sbitmap_range_empty_p): New function.
16638 * sbitmap.h (sbitmap_range_empty_p): New function.
16639 * bitmap.h: Now includes obstack.h.
16641 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
16642 Kenneth Zadeck <zadeck@naturalbridge.com>
16644 * dbgcnt.def (ra_byte_scan): Added.
16645 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
16646 when the last hit happens for a counter.
16647 * timevar.def (TV_DF_BYTE_LR): New variable.
16648 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
16649 * passes.c (pass_fast_rtl_byte_dce): New pass.
16650 * fwprop.c (update_df): Added mode to call df_ref_create.
16651 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16652 DF_REF_EXTRACT_OFFSET.
16653 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
16654 DF_BYTE_LR_OUT, df_byte_lr): New macro.
16656 (df_ref_extract): Added mode field.
16657 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
16658 DF_REF_EXTRACT_OFFSET.
16659 (DF_REF_EXTRACT_MODE): New macro.
16660 (df_byte_lr_bb_info): New structure.
16661 (df_print_byte_regset, df_compute_accessed_bytes,
16662 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
16663 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
16664 df_byte_lr_simulate_uses,
16665 df_byte_lr_simulate_artificial_refs_at_top,
16666 df_byte_lr_simulate_artificial_refs_at_end,
16667 df_compute_accessed_bytes): New function.
16668 (df_ref_create): Add parameter.
16669 (df_byte_lr_get_bb_info): New inline function.
16670 * df-scan.c (df_ref_record, df_uses_record,
16671 df_ref_create_structure): Added mode parameter.
16672 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
16673 df_defs_record, df_uses_record, df_get_conditional_uses,
16674 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
16675 df_entry_block_defs_collect, df_exit_block_uses_collect):
16676 Added mode parameter to calls to df_ref_record, df_uses_record,
16677 df_ref_create_structure.
16678 (df_ref_equal_p, df_ref_compare): Added test for modes.
16679 (df_ref_create_structure): Added code to set mode. Renamed
16680 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16681 DF_REF_EXTRACT_OFFSET.
16682 * df-core.c (df_print_byte_regset): New function.
16683 * df-byte-scan.c: New file.
16684 * df-problems.c (df_rd_transfer_function): Removed unnecessary
16685 calls to BITMAP_FREE.
16686 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
16687 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
16688 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
16689 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
16690 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
16691 df_byte_lr_local_compute, df_byte_lr_init,
16692 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
16693 df_byte_lr_transfer_function, df_byte_lr_free,
16694 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
16695 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
16696 df_byte_lr_simulate_uses,
16697 df_byte_lr_simulate_artificial_refs_at_top,
16698 df_byte_lr_simulate_artificial_refs_at_end): New function.
16699 * dce.c (byte_dce_process_block): New function.
16700 (dce_process_block): au is now passed in rather than computed
16701 locally. Changed loops that look at artificial defs to not look
16702 for conditional or partial ones, because there never are any.
16703 (fast_dce): Now is able to drive byte_dce_process_block or
16704 dce_process_block depending on the kind of dce being done.
16705 (rest_of_handle_fast_dce): Add parameter to fast_dce.
16706 (rest_of_handle_fast_byte_dce): New function.
16707 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
16708 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
16710 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
16713 * gcc.h: Added fortran options that take arguments to
16714 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
16717 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
16719 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
16720 scalarization if on the LHS and not a full access.
16722 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16724 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
16726 2008-04-18 Rafael Espíndola <espindola@google.com>
16728 * tree-vrp.c (find_case_label_index): Fix the binary search.
16729 (find_case_label_range): New.
16730 (vrp_visit_switch_stmt): Use find_case_label_range.
16731 (simplify_switch_using_ranges): Use find_case_label_range.
16733 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
16735 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
16736 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
16738 2008-04-18 Tom Tromey <tromey@redhat.com>
16741 * doc/cpp.texi (Implementation-defined behavior): Mention
16744 2008-04-18 Ian Lance Taylor <iant@google.com>
16746 * fold-const.c (pointer_may_wrap_p): New static function.
16747 (fold_comparison): Add another test for pointer overflow. Use
16748 pointer_may_wrap_p to disable some false positives.
16750 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
16752 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
16753 (fname_as_string): Match updated cpp_interpret_string prototype.
16754 (fix_string_type): Support char16_t* and char32_t*.
16755 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
16756 derivative) nodes. Register as builtin if C++0x.
16757 (c_parse_error): Support CPP_CHAR{16,32}.
16758 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
16759 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
16760 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
16761 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
16762 CTI_CHAR32_ARRAY_TYPE>: New elements.
16763 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
16764 char32_type_node, signed_char32_type_node, char16_array_type_node,
16765 char32_array_type_node): New defines.
16766 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
16767 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
16768 (lex_string): Support CPP_STRING{16,32}, match updated
16769 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
16770 (lex_charconst): Support CPP_CHAR{16,32}.
16771 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
16772 and CPP_STRING{16,32}.
16774 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
16777 * aclocal.m4: Regenerate.
16778 * configure: Regenerate.
16780 2008-04-18 Jan Hubicka <jh@suse.cz>
16782 * except.c (dw2_size_of_call_site_table,
16783 sjlj_size_of_call_site_table): Use vector API for call_site_record.
16785 * cgraphbuild.c (build_cgraph_edges): Update.
16786 * tree-pass.h: Update comment.
16787 * final.c (leaf_function_p): Update.
16788 (leaf_renumber_regs): Update.
16789 (rest_of_clean_state): Update.
16790 * omp-low.c (expand_omp_parallel): Update.
16791 * ipa-reference.c (analyze_function): Update.
16792 * reorg.c (find_end_label): Update.
16793 (optimize_skip): Update.
16794 (fill_simple_delay_slots): Update.
16795 (fill_simple_delay_slots): Update.
16796 (make_return_insns): Update.
16797 (dbr_schedule): Update.
16798 * gimple-low.c (record_vars_into): Update.
16799 * cfgbuild.c (make_edges): Update.
16800 * function.c (assign_stack_local): Update.
16801 (assign_parm_adjust_stack_rtl): Update.
16802 (locate_and_pad_parm): Update.
16803 (allocate_struct_function): Do not initialize stack_alignment_needed
16804 and preferred_stack_boundary here.
16805 (stack_protect_prologue): Update.
16806 (stack_protect_epilogue): Update.
16807 (expand_function_start): Initialize stack_alignment_needed,
16808 preferred_stack_boundary and max_jumptable_ents.
16809 (expand_function_end): Update.
16810 (free_after_compilation): Do not NULLify epilogue_delay_list.
16811 * function.h (struct rtl_data): Add stack_protect_guard,
16812 stack_alignment_needed,
16813 preferred_stack_boundary, epilogue_delay_list.
16814 (struct function): Remove value_histograms, stack_alignment_needed,
16815 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
16817 unexpanded_var_list, stack_protect_guard.
16818 (current_function_epilogue_delay_list): Remove.
16819 * ipa-type-escape.c (analyze_function): Update.
16820 * gimplify.c (pop_gimplify_context): Update comment.
16821 * calls.c (expand_call): Update.
16822 (emit_library_call_value_1): Update.
16823 * except.c (set_nothrow_function_flags): Update.
16824 * cfgexpand.c (get_decl_align_unit): Update.
16825 (create_stack_guard): Update.
16826 (estimated_stack_frame_size): Update.
16827 (expand_used_vars): Update.
16828 (tree_expand_cfg): Free histogram earliers, init expansion variables.
16829 * explow.c (allocate_dynamic_stack_space): Update.
16830 * tree-ssa-live.c (remove_unused_locals): Update.
16831 * varasm.c (mark_constant_pool): Update.
16832 * tree-inline.c (remap_decls): Update.
16833 (initialize_cfun): Update.
16834 (declare_return_variable): Update.
16835 (inline_forbidden_p): Update.
16836 (expand_call_inline): Update.
16837 (declare_inline_vars): Update.
16838 (tree_function_versioning): Update.
16839 * tree-flow.h (value_histograms): New.
16840 (VALUE_HISTOGRAMS): New macro.
16841 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
16843 * tree-cfg.c (set_bb_for_stmt): Update.
16844 (replace_by_duplicate_decl): Update.
16845 (move_block_to_fn): Update.
16846 (new_label_mapper): Update.
16847 (dump_function_to_file): Update.
16848 * ipa-struct-reorg.c (build_data_structure): Update.
16849 * cfgrtl.c (print_rtl_with_bb): Update.
16850 * reload1.c (reload): Update.
16852 * config/i386/i386.c (setup_incoming_varargs_64,
16853 ix86_compute_frame_layout): Update.
16854 * config/arc/arc.c (arc_output_function_epilogue): Update.
16856 2008-04-18 Marius Strobl <marius@FreeBSD.org>
16858 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
16859 for FreeBSD as well.
16860 * gthr-posix95.h: Likewise.
16862 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
16864 PR rtl-optimization/35838
16865 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
16866 out the byte offset of the first subreg.
16868 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
16870 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
16871 to split_ti instead of three separate calls with single member arrays.
16872 (subti3 splitter): Ditto.
16873 (adddi3 splitter): Ditto with split_di.
16874 (subdi3 splitter): Ditto.
16875 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
16876 two separate calls with single member arrays. Swap match_dup
16877 operands 1 and 2 to better fit into the array.
16878 (negdi2 splitter): Ditto with split_di.
16879 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
16880 two separate calls with single member arrays. Swap match_dup operands
16881 6 and 7 to better fit into the array.
16883 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
16885 * config/i386/i386.c (sse_builtin_type): New.
16886 (bdesc_sse_args): Likewise.
16887 (bdesc_sse_3arg): Removed.
16888 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16889 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
16890 IX86_BUILTIN_ROUNDPS.
16891 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
16892 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
16893 IX86_BUILTIN_ROUNDPS.
16894 (ix86_expand_sse_4_operands_builtin): Removed.
16895 (ix86_expand_sse_operands_builtin): New.
16896 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
16897 and CODE_FOR_sse4_1_roundps.
16898 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16899 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
16901 2008-04-17 Alan Modra <amodra@bigpond.net.au>
16904 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
16905 regs before frame pop when needed. If use_backchain_to_restore_sp
16906 then load backchain into a temp reg to restore vr and vrsave. Add
16907 code to restore vr after frame pop if possible.
16909 2008-04-17 Richard Guenther <rguenther@suse.de>
16911 * tree-vn.c (expressions_equal_p): Do not check type
16912 equality or compatibility before calling operand_equal_p.
16913 * fold-const.c (operand_equal_p): Check equivalence of
16914 integer constants before bailing out due to signedness or
16915 precision differences.
16916 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
16917 spurious differences in type qualification. Ignore types
16918 for COMPONENT_REFs at all.
16920 2008-04-17 Christian Bruel <christian.bruel@st.com>
16922 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
16923 msw_skip comparison.
16925 2008-04-16 Jakub Jelinek <jakub@redhat.com>
16928 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
16931 PR tree-optimization/35899
16932 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
16933 rather than TREE_OPERAND.
16935 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
16938 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
16939 temporary registers. Change operand predicate to general_operand.
16940 (remainderxf3): Ditto.
16942 2008-04-16 Richard Guenther <rguenther@suse.de>
16944 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
16945 * tree-affine.c (aff_combination_expand): Look through some
16948 2008-04-15 Doug Kwan <dougkwan@google.com>
16950 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
16952 * tree-pretty-print.c (dump_generic_node): Ditto.
16953 * final.c (output_addr_const): Ditto.
16954 * dwarf2out.c (output_cfi): Ditto.
16955 * c-pretty-print.c (pp_c_integer_constant): Ditto.
16956 * print-rtl.c (print_rtx): Ditto.
16957 * print-tree.c (print_node_brief, print_node): Ditto.
16958 * c-common.c (match_case_to_enum_1): Ditto.
16959 * sched-vis.c (print_value): Ditto.
16960 * config/i386/i386.c (print_operand): Cast to long unsigned int
16963 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
16964 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
16965 MS Windows VirtualProtect function.
16967 2008-04-15 Jan Hubicka <jh@suse.cz>
16969 * gengtype.c (write_root): Param_is argument is OK.
16970 * expr.c (expand_expr_real_1): Update call of get_exception_*.
16971 * function.h: Include varray.h
16972 (rtl_eh): New stucture based on except.c one.
16973 (call_site_record): New forward declaration and vector type.
16974 * calls.c (emit_call_1): Do not call
16975 note_current_region_may_contain_throw.
16976 * except.c (eh_status): Remove cur_region, try_region since they are
16978 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
16979 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
16980 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
16981 Remove call_site_data_used, call_site_data_size.
16982 Turn call_site_record into vector in function.h.
16983 (note_current_region_may_contain_throw): Remove.
16984 (get_exception_pointer, get_exception_filter): Do not take struct
16985 function argument; update.
16986 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
16987 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
16988 build_post_landing_pads, dw2_build_landing_pads,
16989 sjlj_assign_call_site_values, sjlj_mark_call_sites,
16990 sjlj_emit_function_enter, sjlj_emit_function_enter,
16991 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
16992 sjlj_build_landing_pads, finish_eh_generation,
16993 remove_exception_handler_label, remove_eh_handler,
16994 maybe_remove_eh_handler, add_reachable_handler,
16995 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
16996 add_action_record, collect_one_action_chain, add_call_site,
16997 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
16998 sjlj_output_call_site_table, output_function_exception_table,
16999 * except.h (note_current_region_may_contain_throw): Remove
17000 (get_exception_pointer, get_exception_filter): Do not take struct
17002 * Makefile.in (GTFILES): Put varargs before struct function.
17004 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17006 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17007 punt for STRING_CST.
17008 (get_constraint_for): Deal with STRING_CST here instead.
17010 2008-04-15 Richard Guenther <rguenther@suse.de>
17012 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17013 statements in a basic-block with a backward walk. Do not
17014 substitute into dead statements but instead remove those.
17016 2008-04-15 Richard Guenther <rguenther@suse.de>
17018 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17019 to zero, thus disable creation of SFTs.
17021 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17023 * tree-predcom.c (suitable_reference_p): Return false if the
17024 reference can throw.
17026 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17029 * c-decl.c (finish_decl): If extern or static var has variable
17030 size, set TREE_TYPE (decl) to error_mark_node.
17032 2008-04-15 Rafael Espíndola <espindola@google.com>
17034 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17037 2008-04-15 Richard Guenther <rguenther@suse.de>
17039 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17040 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17041 (visit_reference_op_load): Do walk vuse-vdef chains on
17042 vn_reference_lookup.
17043 (visit_reference_op_store): But do not here.
17044 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17045 vn_reference_lookup.
17046 (vn_lookup_with_vuses): But do so here.
17048 2008-04-14 Ian Lance Taylor <iant@google.com>
17050 * fold-const.c (fold_overflow_warning): Remove assertion.
17052 2008-04-15 Ben Elliston <bje@au.ibm.com>
17054 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17055 temp1 local variables.
17057 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17060 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17061 ".text.unlikely" section as executable.
17063 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17065 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17066 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17067 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17068 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17069 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17070 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17071 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17073 2008-04-14 Ian Lance Taylor <iant@google.com>
17075 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17076 * fold-const.c (fold_comparison): If appropriate, test
17077 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17078 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17079 reassociating a pointer type.
17080 * doc/invoke.texi (Optimize Options): Document that
17081 -fstrict-overflow applies to pointer wraparound.
17083 2008-04-13 Jan Hubicka <jh@suse.cz>
17085 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17087 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17089 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17090 we are going to "save the world".
17092 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17094 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17095 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17096 operand 0 constraint, not "=".
17098 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17100 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17102 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17104 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17105 of size of positions_needed * CHAR_BIT.
17107 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17109 PR middle-end/35897
17110 * dse.c (store_info): Change positions_needed to unsigned
17112 (lowpart_bitmask): New.
17113 (record_store): Cast to unsigned HOST_WIDE_INT for
17114 positions_needed. Assert width <= size of positions_needed *
17115 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17116 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17117 lowpart_bitmask to set mask.
17119 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17121 * config/bfin/constraints.md: New file.
17122 * config/bfin/bfin.md: Include it.
17123 (adddi3): Use satisfies_constraint functions instead of the old macros.
17124 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17125 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17126 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17127 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17128 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17129 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17130 EXTRA_CONSTRAINT): Delete.
17131 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17132 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17134 * config/bfin/bfin.c: Include "tm-constrs.h".
17135 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17136 Use satisfies_constraint functions instead of the old macros.
17137 * doc/md.texi (Blackfin Constraints): Update file name reference.
17139 2008-04-11 Richard Guenther <rguenther@suse.de>
17141 PR tree-optimization/35869
17142 * tree-vrp.c (execute_vrp): Move switch statement update after
17143 jump threading. Schedule another cfg cleanup run.
17145 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17148 * attribs.c (decl_attributes): Return early on errorneous node.
17150 2008-04-10 Oleg Ryjkov <olegr@google.com>
17152 * tree.h (struct tree_base): Added a new flag default_def_flag.
17153 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17155 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17157 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17159 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17162 * pa.md: Define mode iterator P. Define mode attribute dwc.
17163 (dcacheflush): Update pattern to use iterator P and attribute dwc.
17164 (icacheflush): Likewise.
17165 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17166 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17168 2008-04-11 Ben Elliston <bje@au.ibm.com>
17170 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17172 2008-04-10 Rafael Espíndola <espindola@google.com>
17174 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17175 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17176 (extract_range_from_expr): The same.
17178 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17180 * config/mips/mips.md (GPR2): New mode iterator.
17181 (seq): Add comment.
17182 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
17183 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
17184 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
17185 Rewrite these to take two modes, the mode of comparison and the
17186 mode of the destination.
17187 * config/mips/mips.c (mips_expand_scc): Instead of having
17188 paradoxical subreg as destination, expand "narrowing" scc if mode
17189 of comparison is SI and target is requested in DI mode.
17190 (mips_emit_int_order_test): Update comment. Make mode of
17191 comparison match CMP0 rather than TARGET. When creating inverse
17192 target use mode of TARGET.
17194 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17196 * gcov-dump.c (tag_summary): Only print summaries for the first
17197 GCOV_COUNTERS_SUMMABLE counters.
17199 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
17201 * config/i386/i386.md (absneg): New code iterator.
17202 (absnegprefix): New code attribute.
17203 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
17204 patterns using absneg code iterator.
17205 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
17206 using absneg code iterator.
17207 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
17208 *neg<mode>2 patterns using absneg code iterator.
17209 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17210 *negextendsfdf2 patterns using absneg code iterator.
17211 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
17212 *negextendsfxf2 patterns using absneg code iterator.
17213 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17214 *negextendsfdf2 patterns using absneg code iterator.
17215 * config/i386/sse.md (<code><mode>2): Macroize expander from
17216 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
17218 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
17220 * config/s390/s390.h: Remove the remains of the recent search
17221 & replace action of current_function_outgoing_args_size.
17223 2008-04-10 Ira Rosen <irar@il.ibm.com>
17225 PR tree-optimization/35821
17226 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
17227 NEW_STMT_LIST is not NULL.
17229 2008-04-09 David Edelsohn <edelsohn@gnu.org>
17232 * toplev.c (process_options): Remove -ffunction-sections debugging
17235 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
17237 PR middle-end/PR28690
17238 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
17239 than gen_rtx_fmt_ee to perform more canonicalizations.
17241 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17244 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
17246 2008-04-09 Richard Guenther <rguenther@suse.de>
17248 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
17249 (dump_function_to_file): Dump function arguments with types.
17251 2008-04-08 Richard Guenther <rguenther@suse.de>
17253 * fold-const.c (fold_widened_comparison): Do not allow
17254 sign-changes that change the result.
17256 2008-04-08 Janis Johnson <janis187@us.ibm.com>
17259 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
17260 kinds of indirect references.
17262 2008-04-08 David Edelsohn <edelsohn@gnu.org>
17264 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
17265 GNU Fortran language string.
17267 2008-04-08 Rafael Espíndola <espindola@google.com>
17269 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
17270 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
17271 * tree.h (tree_call_nonnegative_warnv_p): New.
17273 2008-04-08 Jan Hubicka <jh@suse.cz>
17275 * function.c (free_after_compilation): Clear out regno_reg_rtx
17278 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
17281 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17283 PR middle-end/PR28690
17284 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
17285 same precedence as REG_POINTER and MEM_POINTER operands.
17287 2008-04-08 Richard Guenther <rguenther@suse.de>
17289 PR middle-end/35834
17290 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
17291 for adding index to base.
17293 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
17295 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
17296 (MINGW_ENABLE_EXECUTE_STACK): New.
17297 (IN_LIBGCC2): For libgcc include windows.h file for
17298 function declarations.
17300 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
17302 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
17303 and tem2 if tem1 is not a REG or MULT.
17305 2008-04-08 Jan Hubicka <jh@suse.cz>
17307 * function.h (incomming_args): Break out of struct function.
17308 (function_subsections): Break out of struct function.
17309 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
17310 return_rtx and hard_reg_initial_vals from struct function.
17311 Kill inl_max_label_num.
17312 (current_function_pops_args, current_function_args_info,
17313 current_function_args_size, current_function_args_size,
17314 current_function_pretend_args_size,
17315 current_function_outgoing_args_size,
17316 current_function_internal_arg_pointer, current_function_return_rtx):
17317 Kill compatibility accestor macros.
17318 * builtins.c (expand_builtin_apply_args_1): Update.
17319 (expand_builtin_next_arg): Update.
17320 * df-scan.c (df_get_call_refs): Update.
17321 * dbxout.c (dbxout_function_end): Update.
17322 * dwarf2out.c (dwarf2out_switch_text_section): Update.
17323 (output_line_info): Update.
17324 (secname_for_decl): Update.
17325 (dwarf2out_var_location): Update.
17326 * function.c (free_after_compilation): Update.
17327 (assign_parm_find_stack_rtl): Update.
17328 (assign_parms): Update.
17329 (expand_dummy_function_end): Update.
17330 (expand_function_end): Update.
17331 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
17332 (expand_call): Update.
17333 (emit_library_call_value_1): Update.
17334 (store_one_arg): Update.
17335 * varasm.c (initialize_cold_section_name): Update.
17336 (unlikely_text_section): Update.
17337 (unlikely_text_section_p): Update.
17338 (assemble_start_function): Update.
17339 (assemble_end_function): Update.
17340 (default_section_type_flags): Update.
17341 (switch_to_section): Update.
17342 * integrate.c (set_decl_abstract_flags): Update.
17343 (get_hard_reg_initial_val): Update.
17344 (has_hard_reg_initial_val): Update.
17345 (allocate_initial_values): Update.
17346 * resource.c (init_resource_info): Update.
17347 * config/alpha/alpha.c (NUM_ARGS): Update.
17348 (direct_return): Update.
17349 (alpha_va_start): Update.
17350 (alpha_sa_size): Update.
17351 (alpha_initial_elimination_offset): Update.
17352 (alpha_expand_prologue): Update.
17353 (alpha_start_function): Update.
17354 (alpha_expand_epilogue): Update.
17355 (unicosmk_initial_elimination_offset):
17356 * config/alpha/alpha.md (call expander): Update.
17357 * config/s390/s390.c (s390_register_info): Update.
17358 (s390_register_info): Update.
17359 (s390_frame_info): Update.
17360 (s390_initial_elimination_offset): Update.
17361 (s390_build_builtin_va_list): Update.
17362 (s390_va_start): Update.
17363 * config/spu/spu.c (direct_return): Update.
17364 (spu_expand_prologue): Update.
17365 (spu_initial_elimination_offset): Update.
17366 (spu_build_builtin_va_list): Update.
17367 (spu_va_start): Update.
17368 * config/sparc/sparc.c (sparc_init_modes): Update.
17369 (sparc_compute_frame_size): Update.
17370 (function_value): Update.
17371 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
17372 * config/i386/i386.md (return expander): Update.
17373 * config/i386/i386.c (ix86_va_start): Update.
17374 (ix86_can_use_return_insn_p): Update.
17375 (ix86_compute_frame_layout): Update.
17376 (ix86_expand_epilogue): Update.
17377 * config/sh/sh.c (output_stack_adjust): Update.
17378 (calc_live_regs): Update.
17379 (sh_expand_prologue): Update.
17380 (sh_builtin_saveregs): Update.
17381 (sh_va_start): Update.
17382 (initial_elimination_offset): Update.
17383 (sh_allocate_initial_value): Update.
17384 (sh_function_ok_for_sibcall): Update.
17385 (sh_get_pr_initial_val): Update.
17386 * config/sh/sh.md (return expander): Update.
17387 * config/avr/avr.c (frame_pointer_required_p): UPdate.
17388 * config/crx/crx.c (crx_compute_frame): UPdate.
17389 (crx_initial_elimination_offset): UPdate.
17390 * config/xtensa/xtensa.c (compute_frame_size): Update
17391 (xtensa_builtin_saveregs): Update.
17392 (xtensa_va_start): Update.
17393 (order_regs_for_local_alloc): Update.
17394 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
17395 (xstormy16_expand_builtin_va_start): Update.
17396 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
17397 * config/m68hc11/m68hc11.md (return expanders): Update.
17398 * config/m68hc11/m68hc11.c (expand_prologue): Update.
17399 (expand_epilogue): Update.
17400 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
17401 (cris_simple_epilogue): Update.
17402 (cris_expand_prologue): Update.
17403 (cris_expand_epilogue): Update.
17404 * config/iq2000/iq2000.c (iq2000_va_start): Update.
17405 (compute_frame_size): Update.
17406 * config/mt/mt.c (mt_compute_frame_size): Update.
17407 * config/mn10300/mn10300.c (expand_prologue): Update.
17408 (expand_epilogue): Update.
17409 (initial_offset): Update.
17410 (mn10300_builtin_saveregs):
17411 * config/mn10300/mn10300.md (return expander): Update.
17412 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17413 (ia64_initial_elimination_offset): Update.
17414 (ia64_initial_elimination_offset): Update.
17415 (ia64_expand_prologue): Update.
17416 * config/m68k/m68k.md (return expander): Update.
17417 * config/rs6000/rs6000.c (rs6000_va_start): Update.
17418 (rs6000_stack_info): Update.
17419 * config/mcore/mcore.c (layout_mcore_frame): Update.
17420 (mcore_expand_prolog): Update.
17421 * config/arc/arc.c (arc_compute_frame_size): Update.
17422 * config/score/score3.c (score3_compute_frame_size): Update.
17423 * config/score/score7.c (score7_compute_frame_size): Update.
17424 * config/arm/arm.c (use_return_insn): Update.
17425 (thumb_find_work_register): Update.
17426 (arm_compute_save_reg_mask): Update.
17427 (arm_output_function_prologue): Update.
17428 (arm_output_epilogue): Update.
17429 (arm_size_return_regs): Update.
17430 (arm_get_frame_offsets): Update.
17431 (arm_expand_prologue): Update.
17432 (thumb_exit): Update.
17433 (thumb_unexpanded_epilogue): Update.
17434 (thumb1_output_function_prologue): Update.
17435 * config/pa/pa.md (return expander): Update.
17436 * config/pa/pa.c (compute_frame_size): Update.
17437 (hppa_builtin_saveregs): Update.
17438 * config/mips/mips.c (mips_va_start): Update.
17439 (mips16_build_function_stub): Update.
17440 (mips_compute_frame_info): Update.
17441 (mips_restore_gp): Update.
17442 (mips_output_function_prologue): Update.
17443 (mips_expand_prologue): Update.
17444 * config/v850/v850.c (compute_frame_size): Update.
17445 (expand_prologue): * config/mmix/mmix.c (along): update.
17446 (mmix_initial_elimination_offset): update.
17447 (mmix_reorg): update.
17448 (mmix_use_simple_return): update.
17449 (mmix_expand_prologue): update.
17450 (mmix_expand_epilogue): Update.
17451 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
17452 (emit_link_insn): Update.
17454 2008-04-08 Anatoly Sokolov <aesok@post.ru>
17456 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
17457 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
17459 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
17462 2008-04-07 Jan Hubicka <jh@suse.cz>
17464 * function.h (rtl): Rename to x_rtl.
17465 (crtl): New define.
17466 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17467 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17468 used_temp_slots avail_temp_slots, temp_slot_level,
17469 nonlocal_goto_handler_labels): Update accesstors.
17470 (rtl): New global variable.
17471 (struct function): Move some fileds to rtl_data.
17472 (get_arg_pointer_save_area): Update prototype.
17473 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17474 get_arg_pointer_save_area.
17475 * expr.c (init_expr): Update
17476 * function.c (get_frame_size): Update
17477 (assign_stack_local): Update
17478 (expand_function_end): Update.
17479 (get_art_pointer_save_area): Update
17481 * emit-rtl.c (rtl): Declare.
17482 (regno_reg_rtx): Declare.
17483 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17485 (gen_reg_rtx): Update.
17486 * varasm.c (n_deferred_constatns): Update accestor.
17487 (init_varasm_status): Do not allocate varasm_status.
17488 (force_const_mem, get_pool_size, output_constant_pool): Update.
17489 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17490 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17491 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
17492 * sparc/sparc.h (INIT_EXPANDERS): Update.
17493 * ia64/ia64.h (INIT_EXPANDERS): Update.
17495 2008-04-07 James E. Wilson <wilson@tuliptree.org>
17497 * reload.c (push_secondary_reload): Add missing break to for loop.
17499 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17501 PR middle-end/PR28690
17502 * rtlanal.c: Update copyright years.
17503 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
17504 as REG_POINTER and MEM_POINTER operands.
17505 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
17506 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
17507 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
17508 * gcse.c: Update copyright years.
17509 (pre_delete): Call gen_reg_rtx_and_attrs.
17510 (hoist_code): Likewise.
17511 (build_store_vectors): Likewise.
17512 (delete_store): Likewise.
17513 * loop-invariant.c (move_invariant_reg): Likewise.
17514 Update copyright years.
17516 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
17518 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
17519 control string instead of quoted.
17521 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17523 * doc/rtl.texi: Rewrite of subreg section.
17525 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
17528 * config/i386/i386.c (legitimize_pic_address): Add treating
17529 of dllimport SYM_REF's.
17530 (legitimize_dllimport_symbol): Add prototype.
17532 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17534 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
17535 reference in constructor with non self-referential type.
17537 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17539 Removal of Return with Depressed Stack Pointer support
17540 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
17541 (ECF_SP_DEPRESSED): Likewise.
17542 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
17543 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
17544 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17545 (expand_call): Do not test ECF_SP_DEPRESSED.
17546 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17547 * function.c (keep_stack_depressed): Delete.
17548 (handle_epilogue_set): Likewise.
17549 (update_epilogue_consts): Likewise.
17550 (emit_equiv_load): Likewise.
17551 (thread_prologue_and_epilogue_insns): Remove support for Return with
17552 Depressed Stack Pointer.
17553 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17555 2008-04-06 Richard Guenther <rguenther@suse.de>
17557 PR tree-optimization/35400
17558 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
17559 information from SSA_NAMEs.
17561 2008-04-06 Anatoly Sokolov <aesok@post.ru>
17563 * config/avr/avr.h (avr_mega_p): Remove declaration.
17564 (AVR_MEGA): Remove macro.
17565 * config/avr/avr.c (avr_mega_p): Remove variable.
17566 (avr_override_options): Remove inicializion of avr_mega_p.
17567 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17568 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17569 (avr_jump_mode): (Ditto.).
17570 (avr_output_progmem_section_asm_op): (Ditto.).
17571 (avr_asm_init_sections): (Ditto.).
17572 (avr_asm_init_sections): (Ditto.).
17573 (avr_rtx_costs): (Ditto.).
17574 * config/avr/avr.md: (Ditto.).
17575 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
17578 2008-04-06 Richard Guenther <rguenther@suse.de>
17580 PR tree-optimization/35842
17581 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
17582 is_gimple_invariant_address.
17584 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17586 * gcc.c (default_compilers): Sync Fortran extensions list with
17587 that in fortran/lang-specs.h.
17588 * doc/invoke.texi: Likewise.
17589 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
17590 * dwarf2out.c (gen_compile_unit_die): Likewise.
17592 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
17594 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
17596 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
17599 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
17600 attribute is used for nested functions.
17602 2008-04-05 Jan Hubicka <jh@suse.cz>
17604 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
17606 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
17608 (dump_files): Update.
17609 (enable_rtl_dump_file): Do not accept letter argument.
17610 * tree-pass.h (dump_file_info): Remove letter argument.
17611 * toplev.c (decode_d_option): Update -da handling.
17612 * toplev.h (enable_rtl_dump_file): Update prototype.
17613 * passes.c (register_one_dump_file): Do not accept IPA argument; work
17614 it out based on pass type.
17615 (register_dump_files_1): Likewise.
17616 (init_optimization_passes): Update register_one_dump_file calls.
17617 (execute_one_pass): Sanity check that IPA passes are called at IPA
17618 level and RTL passes at RTL level.
17619 (execute_pass_list): IPA pass can not be after or subpass of
17621 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
17622 disallov RTL subpasses of IPA subpasses.
17624 2008-04-05 Ben Elliston <bje@au.ibm.com>
17626 * tree-cfg.c (need_fake_edge_p): Return false for calls to
17627 builtins that return exactly once and do not throw. Cache call to
17630 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
17632 PR rtl-optimization/34916
17633 PR middle-end/35519
17634 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
17635 between instruction pairs.
17637 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
17639 * doc/invoke.texi: Document -mbitops for SH.
17640 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
17641 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
17642 * config/sh/sh.c (print_operand): Add %t operand code.
17643 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
17644 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
17645 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
17646 (extendqihi2): Likewise.
17647 (movqi_i): Likewise.
17648 (insv): Use bset, bclr and bst instructions for SH2A if possible.
17649 (extv): Use bld instruction for SH2A if possible.
17651 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
17652 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
17653 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
17654 (bset.b, bclr.b): Define peepholes.
17655 * config/sh/sh.opt (mbitops): New option.
17657 2008-04-04 Janis Johnson <janis187@us.ibm.com>
17660 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
17661 and view convert expression.
17663 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17666 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17668 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
17670 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
17672 * config/i386/cpuid.h (bit_AES): New.
17673 (bit_PCLMUL): Likewise.
17675 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
17676 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
17677 SSE2 if AES or PCLMUL is enabled.
17678 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
17679 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17680 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
17681 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
17682 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
17683 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
17684 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17685 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
17686 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
17687 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
17688 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
17689 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
17690 __builtin_ia32_aeskeygenassist128 and
17691 __builtin_ia32_pclmulqdq128.
17692 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
17693 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
17694 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
17696 * config/i386/i386.h (TARGET_AES): New.
17697 (TARGET_PCLMUL): Likewise.
17698 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
17700 * config/i386/i386.md (UNSPEC_AESENC): New.
17701 (UNSPEC_AESENCLAST): Likewise.
17702 (UNSPEC_AESDEC): Likewise.
17703 (UNSPEC_AESDECLAST): Likewise.
17704 (UNSPEC_AESIMC): Likewise.
17705 (UNSPEC_AESKEYGENASSIST): Likewise.
17706 (UNSPEC_PCLMUL): Likewise.
17708 * config/i386/i386.opt (maes): New.
17709 (mpclmul): Likewise.
17711 * config/i386/sse.md (aesenc): New pattern.
17712 (aesenclast): Likewise.
17713 (aesdec): Likewise.
17714 (aesdeclast): Likewise.
17715 (aesimc): Likewise.
17716 (aeskeygenassist): Likewise.
17717 (pclmulqdq): Likewise.
17719 * config/i386/wmmintrin.h: New.
17721 * doc/extend.texi: Document AES and PCLMUL built-in function.
17723 * doc/invoke.texi: Document -maes and -mpclmul.
17725 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
17727 * function.c (free_after_parsing): Replace with
17728 cxx_push_function_context from C++ front-end.
17729 (allocate_struct_function): Don't call langhook.
17730 * langhooks.h (struct lang_hooks_for_functions): Delete.
17731 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
17733 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
17734 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
17735 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
17736 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
17737 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
17738 remove LANG_HOOKS_FUNCTION_INITIALIZER.
17739 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
17741 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
17742 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
17744 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17747 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
17750 2008-04-04 Richard Guenther <rguenther@suse.de>
17752 PR middle-end/35823
17753 * fold-const.c (optimize_minmax_comparison): Use the correct
17754 type for the constant in the simplified comparison.
17756 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
17758 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
17759 Pass L2 size as "--param l2-cache-size" to the compiler.
17760 (decode_l2_cache): New function to decode L2 cache parameters using
17761 0x8000006 extended cpuid function.
17762 (detect_caches_amd): Determine parameters of L2 cache using
17763 decode_l2_caches function.
17764 (decode_caches_intel): Decode L2 cache parameters.
17765 (detect_caches_intel): Determine L2 cache parameters using
17766 decode_caches_intel and decode_l2_caches functions.
17768 2008-04-03 Bob Wilson <bob.wilson@acm.org>
17770 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
17771 secondary input reload for subword loads from the constant pool.
17773 2008-04-03 Janis Johnson <janis187@us.ibm.com>
17776 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
17777 constants of the appropriate size for runtime calculations.
17780 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
17781 decimal-float literal constant zero.
17783 2008-04-03 Jakub Jelinek <jakub@redhat.com>
17786 * c-parser.c (c_parser_omp_atomic): Call
17787 default_function_array_conversion on the RHS.
17789 PR middle-end/35818
17790 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
17791 call is_variable_sized if decl has incomplete type.
17793 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
17795 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
17797 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
17799 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
17801 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
17802 (sgt<u>): Merge sgt and sgtu into new expander.
17803 (sgt, sgtu): Remove expanders.
17804 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
17805 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
17806 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
17807 *sgtu_<mode>_mips16 into new pattern.
17808 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
17809 (sge<u>): Merge sge and sgeu into new expander.
17810 (sge, sgeu): Remove expanders.
17811 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
17813 (*sge_<mode>, second *sge_<mode>): Remove patterns.
17814 (slt<u>): Merge slt and sltu into new expander.
17815 (slt, sltu): Remove expanders.
17816 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
17817 (*slt_<mode>, *sltu_<mode>): Remove patterns.
17818 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
17819 *sltu_<mode>_mips16 into new pattern.
17820 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
17821 (sle<u>): Merge sle and sleu into new expander.
17822 (sle, sleu): Remove expanders.
17823 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
17824 (*sle_<mode>, *sleu_<mode>): Remove patterns.
17825 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
17826 *sleu_<mode>_mips16 into new pattern.
17827 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
17829 2008-04-03 Jan Hubicka <jh@suse.cz>
17831 PR tree-optimization/35795
17832 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
17833 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17834 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
17835 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
17836 * score/score3.c (score3_output_mi_thunk): Likewise.
17837 * score/score7.c (score7_output_mi_thunk): Likewise.
17838 * mips/mips.c (mips_output_mi_thunk): Likewise.
17840 2008-04-03 Richard Guenther <rguenther@suse.de>
17842 * tree-vrp.c (extract_range_from_unary_expr): Handle all
17843 conversions. Simplify code.
17845 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
17847 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
17849 2008-04-03 Tom Tromey <tromey@redhat.com>
17850 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17852 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17853 * config/bfin/t-bfin-linux (generated_files): Add
17854 linux-sysroot-suffix.h.
17855 * doc/install.texi (Prerequisites): Require make 3.80.
17856 * doc/sourcebuild.texi (Front End Directory): Document new
17858 * Makefile.in (generated_files): New variable.
17859 (ALL_HOST_OBJS): New variable.
17860 ($(ALL_HOST_OBJS)): New target.
17862 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17864 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
17865 (remap_block): Call id->transform_lang_insert_block instead
17867 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
17868 Set id.transform_lang_insert_block to NULL.
17869 (clone_body): Move to cp/optimize.c
17870 * tree-inline.h (struct copy_body_data): Change
17871 transform_lang_insert_block to function pointer.
17872 (copy_generic_body, copy_decl_no_change): Export.
17873 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
17874 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
17875 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
17877 * c-tree.h (insert_block): Kill.
17878 * c-decl.c (insert_block): Kill.
17880 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17882 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17883 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17884 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
17886 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
17887 argument, call {push,pop}_function_context from here.
17888 * c-parser.c: Use c_{push,pop}_function_context.
17890 * function.c (push_function_context_to): Move meat ...
17891 (push_function_context): ... here. Simplify.
17892 * function.c (pop_function_context_from): Move meat ...
17893 (pop_function_context): ... here. Simplify.
17894 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
17896 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17897 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17898 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
17899 * tree.h (push_function_context_to, pop_function_context_from): Remove.
17901 2008-04-03 Ben Elliston <bje@au.ibm.com>
17903 * expmed.c (extract_force_align_mem_bit_field): Remove.
17905 2008-04-03 Richard Guenther <rguenther@suse.de>
17907 PR middle-end/35800
17908 * expr.h (try_casesi): Adjust prototype.
17909 * expr.c (try_casesi): Take fallback label as extra parameter.
17910 Use that for gen_casesi if default_label is NULL.
17911 * stmt.c (expand_case): Pass fallback label to try_casesi,
17912 make sure to fill gaps with a fallback label if default_label
17915 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
17918 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
17920 2008-04-03 Ben Elliston <bje@au.ibm.com>
17922 * expmed.c (extract_split_bit_field): Remove if (0) code.
17923 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
17924 (do_ds_constraint): Likewise.
17926 2008-04-02 Joseph Myers <joseph@codesourcery.com>
17928 * doc/cppopts.texi (-dU): Document.
17929 * c-common.h (flag_dump_macros): Update comment.
17930 * c-opts.c (handle_OPT_d): Handle -dU.
17931 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
17932 dump_queued_macros, cb_used_define, cb_used_undef): New.
17933 (init_pp_output): Handle -dU.
17934 (cb_line_change): Call dump_queued_macros.
17935 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
17937 2008-04-02 Anatoly Sokolov <aesok@post.ru>
17939 * config/avr/predicates.md (io_address_operand): New predicate.
17940 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
17941 * config/avr/avr.c (avr_io_address_p): Remove function.
17942 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
17943 'avr_io_address_p' function.
17944 (out_movhi_r_mr): (Ditto.).
17945 (out_movqi_mr_r): (Ditto.).
17946 (out_movhi_mr_r): (Ditto.).
17947 (avr_address_cost): (Ditto.).
17949 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
17951 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
17952 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
17953 in 32bit mode when XMM registers are available to avoid store
17955 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
17956 corresponding post-reload splitters.
17958 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17960 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
17961 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
17962 __builtin_ia32_roundss.
17963 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
17964 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
17965 __builtin_ia32_roundss.
17966 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
17967 IX86_BUILTIN_SHUFPD here.
17969 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17971 * config/i386/i386.md (plogic): New.
17972 (plogicprefix): Likewise.
17974 * config/i386/mmx.md (mmx_<code><mode>3): New.
17975 (mmx_and<mode>3): Removed.
17976 (mmx_ior<mode>3): Likewise.
17977 (mmx_xor<mode>3): Likewise.
17979 * config/i386/sse.md (<code><mode>3): New.
17980 (*<code><mode>3): Likewise.
17981 (*<code><mode>3): Likewise.
17982 (<code><mode>3): Likewise.
17983 (*sse_<code><mode>3): Likewise.
17984 (*sse2_<code><mode>3): Likewise.
17985 (<code>tf3): Likewise.
17986 (*<code>tf3): Likewise.
17987 (and<mode>3): Likewise.
17988 (*and<mode>3): Likewise.
17989 (ior<mode>3): Removed.
17990 (*ior<mode>3): Likewise.
17991 (xor<mode>3): Likewise.
17992 (*xor<mode>3): Likewise.
17993 (*and<mode>3): Likewise.
17994 (*ior<mode>3): Likewise.
17995 (*xor<mode>3): Likewise.
17996 (and<mode>3): Likewise.
17997 (*sse_and<mode>3): Likewise.
17998 (*sse2_and<mode>3): Likewise.
17999 (andtf3): Likewise.
18000 (*andtf3): Likewise.
18001 (ior<mode>3): Likewise.
18002 (*sse_ior<mode>3): Likewise.
18003 (*sse2_ior<mode>3): Likewise.
18004 (iortf3): Likewise.
18005 (*iortf3): Likewise.
18006 (xor<mode>3): Likewise.
18007 (*sse_xor<mode>3): Likewise.
18008 (*sse2_xor<mode>3): Likewise.
18009 (xortf3): Likewise.
18010 (*xortf3): Likewise.
18012 2008-04-02 Richard Guenther <rguenther@suse.de>
18014 PR tree-optimization/14495
18015 PR tree-optimization/34793
18016 * tree-vrp.c (struct switch_update): New structure.
18017 (to_remove_edges, to_update_switch_stmts): New VECs.
18018 (simplify_switch_using_ranges): New function. Remove not taken
18019 case labels and edges.
18020 (simplify_stmt_using_ranges): Call it.
18021 (identify_jump_threads): Mark edges we have queued for removal
18022 so we don't thread them.
18023 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18025 * tree-cfg.c (group_case_labels): Deal with missing default label.
18026 (tree_verify_flow_info): Allow missing default label.
18027 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18028 (emit_case_nodes): Likewise.
18029 (expand_case): Do not rely on the default label to be present.
18030 * expr.c (try_casesi): Deal with NULL default_label.
18031 (do_tablejump): Likewise.
18033 2008-04-02 Richard Guenther <rguenther@suse.de>
18035 PR tree-optimization/14495
18036 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18037 SWITCH_EXPR here ...
18038 (vrp_visit_switch_stmt): ... but here (new function).
18039 (find_case_label_index): New helper function.
18040 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18042 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18044 * fwprop.c: Fix ISO-C99ism.
18046 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18049 * Makefile.in (objdir): Set it here.
18050 * configure.ac: Not here. Find dynamic linker characteristics.
18051 * exec-tool.in: Use them.
18052 * aclocal.m4: Regenerate.
18053 * configure: Regenerate.
18055 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18057 * expr.c (expand_var): Delete it.
18058 * expr.h (expand_var): Delete prototype.
18059 * function.c (expand_function_start): Use expand_decl instead.
18060 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18063 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18065 PR rtl-optimization/35542
18066 * fwprop.c (forward_propagate_and_simplify): Replace
18067 loc_reg_mentioned_in_p with reg_mentioned_p.
18069 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18071 PR rtl-optimization/35281
18072 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18073 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18074 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18075 (varying_mem_p): Move above propagate_rtx.
18076 (all_uses_available_at): Do not check MEMs.
18078 2008-04-02 Rafael Espíndola <espindola@google.com>
18080 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18081 (register_edge_assert_for_2): Split the cond argument.
18082 (register_edge_assert_for_1): Adjust for the change in
18083 register_edge_assert_for_2.
18084 (register_edge_assert_for): Split the cond argument.
18085 (find_switch_asserts): Adjust for the change in
18086 register_edge_assert_for.
18088 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18090 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18091 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18092 offsets for 64-bit mingw.
18093 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18094 abi for x86_64-pc-mingw.
18096 2008-04-02 Richard Guenther <rguenther@suse.de>
18098 * tree-vrp.c (extract_range_from_assert): Make sure to not
18099 produce range min/max with TREE_OVERFOW set.
18100 If merging a anti-range and a range keep the anti-range if
18101 the range covers all values of the type.
18102 (register_edge_assert_for_2): Only allow sign-changing
18103 conversions in detecting canonical range checks. Also
18104 register an assert for the unsigned name if useful.
18106 PR tree-optimization/35787
18107 * tree-vrp.c (vrp_val_max): New function.
18108 (vrp_val_min): Likewise.
18109 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18110 (vrp_val_is_min): Likewise.
18111 (supports_overflow_infinity): Use vrp_val_{min,max}.
18112 (negative_overflow_infinity): Likewise.
18113 (positive_overflow_infinity): Likewise.
18114 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18115 (is_positive_overflow_infinity): Likewise.
18116 (is_overflow_infinity): Likewise.
18117 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18118 vrp_val_is_{min,max}.
18119 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18120 to ranges if possible. Avoid empty ranges.
18122 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18124 PR middle-end/35705
18125 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18126 the expression is a function address.
18128 2008-04-01 George Helffrich <george@gcc.gnu.org>
18130 PR fortran/35154, fortran/23057
18131 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18132 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18133 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18134 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18136 (dbxout_syms): Check for COMMON-based symbol and wrap in
18137 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18138 in bracket for efficiency.
18140 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18141 using DW_TAG_common_block + member offset.
18142 (add_pubname_string): New function.
18143 (dw_expand_expr): New function to find block name and offset for
18145 (common_check): New function to check whether symbol in Fortran COMMON.
18146 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18148 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18151 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18153 2008-04-02 Ben Elliston <bje@au.ibm.com>
18155 * config/v850/v850.md (casesi): Remove if (0) code.
18156 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18157 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18159 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18161 * config/i386/i386.md (rex64suffix): New mode attribute.
18162 (floathi<mode>2): Disable expander for SSE math.
18163 (*floathi<mode>2_1): New insn insn_and_split pattern.
18164 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
18165 corresponding post-reload splitters.
18166 (*floathi<mode>2_i387): New macroized insn pattern.
18167 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18168 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18169 insn_and_split pattern.
18170 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18171 New macroized instruction patterns and corresponding post-reload
18173 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18174 and corresponding post-reload splitters.
18175 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18176 New macroized instruction patterns.
18177 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18178 macroized instruction patterns and corresponding post-reload splitters.
18179 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18180 corresponding post-reload splitters.
18181 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
18182 New macroized instruction patterns.
18183 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
18184 corresponding post-reload splitters.
18185 (*floatsi<mode>2_i387): New macroized instruction patterns.
18187 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
18189 * config/i386/i386.md (smaxmin): New.
18190 (umaxmin): Likewise.
18191 (maxminiprefix): Likewise.
18192 (maxminfprefix): Likewise.
18193 (<code><mode>3): Likewise.
18194 (smin<mode>3): Removed.
18195 (smax<mode>3): Likewise.
18197 * config/i386/mmx.md (mmx_<code>v2sf3): New.
18198 (mmx_<code>v4hi3): Likewise.
18199 (mmx_<code>v8qi3): Likewise.
18200 (mmx_smaxv2sf3): Removed.
18201 (mmx_sminv2sf3): Likewise.
18202 (mmx_umaxv8qi3): Likewise.
18203 (mmx_smaxv4hi3): Likewise.
18204 (mmx_uminv8qi3): Likewise.
18205 (mmx_sminv4hi3): Likewise.
18207 * config/i386/sse.md (<addsub><mode>3): New.
18208 (*<addsub><mode>3): Likewise.
18209 (<sse>_vm<addsub><mode>3): Likewise.
18210 (<maxmin><mode>3): Likewise.
18211 (*<maxmin><mode>3_finite): Likewise.
18212 (*<maxmin><mode>3): Likewise.
18213 (<sse>_vm<maxmin><mode>3): Likewise.
18214 (sse3_h<addsub>v4sf3): Likewise.
18215 (sse3_h<addsub>v2df3): Likewise.
18216 (<maxmin>v16qi3): Likewise.
18217 (*<maxmin>v16qi3): Likewise.
18218 (<maxmin>v8hi3): Likewise.
18219 (*<maxmin>v8hi3): Likewise.
18220 (*sse4_1_<maxmin><mode>3): Likewise.
18221 (*sse4_1_<maxmin><mode>3): Likewise.
18222 (add<mode>3): Removed.
18223 (*add<mode>3): Likewise.
18224 (<sse>_vmadd<mode>3): Likewise.
18225 (sub<mode>3): Likewise.
18226 (*sub<mode>3): Likewise.
18227 (<sse>_vmsub<mode>3): Likewise.
18228 (smin<mode>3): Likewise.
18229 (*smin<mode>3_finite): Likewise.
18230 (*smin<mode>3): Likewise.
18231 (<sse>_vmsmin<mode>3): Likewise.
18232 (smax<mode>3): Likewise.
18233 (*smax<mode>3_finite): Likewise.
18234 (*smax<mode>3): Likewise.
18235 (<sse>_vmsmax<mode>3): Likewise.
18236 (sse3_haddv4sf3): Likewise.
18237 (sse3_haddv2df3): Likewise.
18238 (sse3_hsubv4sf3): Likewise.
18239 (sse3_hsubv2df3): Likewise.
18240 (umaxv16qi3): Likewise.
18241 (*umaxv16qi3): Likewise.
18242 (smaxv8hi3): Likewise.
18243 (*smaxv8hi3): Likewise.
18244 (*sse4_1_smax<mode>3): Likewise.
18245 (*sse4_1_umax<mode>3): Likewise.
18246 (uminv16qi3): Likewise.
18247 (*uminv16qi3): Likewise.
18248 (sminv8hi3): Likewise.
18249 (*sminv8hi3): Likewise.
18250 (*sse4_1_smin<mode>3): Likewise.
18251 (*sse4_1_umin<mode>3): Likewise.
18253 2008-04-01 Rafael Espíndola <espindola@google.com>
18255 * tree-cfg.c (verify_expr): remove in_phi.
18256 (verify_stmt): Don't call walk_tree with verify_expr. Use
18257 is_gimple_min_invariant instead of is_gimple_val.
18259 2008-04-01 Joseph Myers <joseph@codesourcery.com>
18261 * doc/include/gpl_v3.texi: Update for manpage generation.
18262 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
18264 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
18265 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
18266 gpl_v3.texi instead of gpl.texi.
18269 2008-04-01 Jakub Jelinek <jakub@redhat.com>
18272 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
18274 2008-04-01 Rafael Espíndola <espindola@google.com>
18276 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
18277 (extract_code_and_val_from_cond): Use
18278 extract_code_and_val_from_cond_with_ops.
18280 2008-04-01 Jan Hubicka <jh@suse.cz>
18282 * function.c (free_after_compilation): Free epilogue_delay_list.
18283 (prepare_function_start): Assert that previous compilation was freed.
18285 2008-04-01 Jan Hubicka <jh@suse.cz>
18286 Jim Wilson <wilson@tuliptree.org>
18287 Andreas Tobler <andreast@gcc.gnu.org>
18289 PR middle-end/35781
18290 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
18291 rtl.emit instead cfun->emit.
18292 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
18293 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
18295 2008-04-01 Ben Elliston <bje@au.ibm.com>
18297 * doc/c-tree.texi (Function Basics): Fix grammatical error.
18299 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
18301 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
18303 (fprofile-use): Add var flag_profile_use
18304 * coverage.c (coverage_begin_output): Do not open a gcno file for
18305 output only if -ftest-coverage is set.
18306 Do not add getpwd() to gcda file path.
18307 (build_gcov_info): Check the new flag
18308 flag_profile_datafile_relative_path.
18309 (coverage_init): Use profile_data_prefix.
18310 Read profile counter only if flag_profile_use is set.
18311 * opts.c (common_handle_option): New option fprofile-use=,
18312 fprofile-dir=, fprofile-generate=.
18313 * toplev.c (profile_data_prefix): New variable definition.
18314 * toplev.h (profile_data_prefix): New declaration.
18315 * doc/invoke.tex (Option Summary, Optimization Options):
18318 2008-03-31 James E. Wilson <wilson@tuliptree.org>
18320 * varasm.c (output_constant_pool_1): In LABEL_REF check,
18321 use tmp consistently.
18324 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
18325 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18326 UNSPEC_FR_RECIP_APPROX_RES.
18327 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
18329 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
18332 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
18334 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18336 PR middle-end/30186
18337 * fold-const.c (fold_indirect_ref_1): Support accessing non first
18338 element of the vector via a pointer.
18340 2008-03-31 Ian Lance Taylor <iant@google.com>
18342 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
18344 2008-03-31 Jan Hubicka <jh@suse.cz>
18346 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18347 get_arg_pointer_save_area.
18348 * expr.c (init_expr): Just clear out rtl.expr.
18349 * function.c (free_after_compilation): Clear out whole RTL structure.
18350 (get_func_frame_size): Merge into ...
18351 (get_frame_size): ... this one.
18352 (assign_stack_local_1): Merge into ...
18353 (assign_stack_local): ... this one.
18354 (expand_function_end): Update call of get_arg_pointer_save_area.
18355 (get_art_pointer_save_area): Remove cfun argument.
18356 * function.h (emit_status): regno_pointer_align does not need length
18357 attribute. Move x_regno_reg_rtx to ...
18358 (regno_reg_rtx): ... new global array.
18359 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
18360 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
18361 apply_args_value, forced_labels, stack_pointer_delta):
18363 (struct varasm_status): Move here from varasm.c
18364 (struct rtl_data): New. Move here some fields from struct function.
18365 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18366 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18367 used_temp_slots avail_temp_slots, temp_slot_level,
18368 nonlocal_goto_handler_labels): Update accesstors.
18369 (rtl): New global variable.
18370 (struct function): Move some fileds to rtl_data.
18371 (get_arg_pointer_save_area): Update prototype.
18372 * emit-rtl.c (rtl): Declare.
18373 (regno_reg_rtx): Declare.
18374 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18376 (gen_reg_rtx): Update.
18377 (init_virtual_regs): Do not tate emit_status argument.
18378 (init_emit): Do not allocate emit.
18379 * varasm.c (varasm_statuc): Move to function.h.
18380 (n_deferred_constatns): Update accestor.
18381 (init_varasm_status): Do not allocate varasm_status.
18382 (force_const_mem, get_pool_size, output_constant_pool): Update.
18383 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18384 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18386 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
18388 PR rtl-optimization/35729
18389 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
18392 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
18395 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
18396 load/store if memory is unaligned.
18397 (*movti_rex64): Likewise.
18399 * config/i386/predicates.md (misaligned_operand): New.
18401 2008-03-31 Andrew Pinski <pinskia@gmail.com>
18404 * tree-ssa-phiopt.c (conditional_replacement): Return early for
18407 2008-03-31 Jan Beulich <jbeulich@novell.com>
18409 * config/ia64/constraints.md: Add 'j' constraint.
18410 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
18411 (movdi_internal): Likewise.
18413 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
18416 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
18418 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
18421 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
18422 proper error message for the third argument on blendpd and
18425 * config/i386/sse.md (blendbits): New.
18426 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
18428 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
18430 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
18432 2008-03-30 Richard Guenther <rguenther@suse.de>
18434 PR middle-end/31023
18435 * fold-const.c (fold_sign_changed_comparison): Do leave
18436 conversions to base-types alone.
18438 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
18440 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
18441 the link register if one altivec register is be saved.
18443 2008-03-30 Ben Elliston <bje@au.ibm.com>
18445 * final.c (final_scan_insn): Remove if (0) code.
18447 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
18449 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
18451 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
18453 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
18454 of V4SFmode to ix86_binary_operator_ok.
18456 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
18458 * config/i386/i386.c (override_options): Initialize
18459 ix86_veclib_handler to ix86_veclibabi_svml when
18460 -mveclibabi=svml is used.
18461 (ix86_veclibabi_svml): New function for SVML ABI style
18462 vectorization support.
18463 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
18465 2008-03-28 Rafael Espíndola <espindola@google.com>
18467 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
18468 (tree_binary_nonnegative_warnv_p): Make it public.
18469 (tree_single_nonnegative_warnv_p): Make it public.
18470 (tree_invalid_nonnegative_warnv_p): Make it public.
18471 (tree_unary_nonzero_warnv_p): Make it public.
18472 (tree_binary_nonzero_warnv_p): Make it public
18473 (tree_single_nonzero_warnv_p): Make it public.
18474 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
18475 (extract_range_from_binary_expr): Split the expr argument.
18476 (extract_range_from_unary_expr): Split the expr argument.
18477 (extract_range_from_comparison): Split the expr argument.
18478 (extract_range_from_expr): Use the new aux functions.
18479 (vrp_evaluate_conditional_warnv): Use
18480 vrp_evaluate_conditional_warnv_with_ops.
18481 * tree.h (tree_unary_nonzero_warnv_p): Declare.
18482 (tree_binary_nonzero_warnv_p): Declare.
18483 (tree_single_nonzero_warnv_p): Declare.
18484 (tree_expr_nonzero_warnv_p): Declare.
18485 (tree_unary_nonnegative_warnv_p): Declare.
18486 (tree_binary_nonnegative_warnv_p): Declare.
18487 (tree_single_nonnegative_warnv_p): Declare.
18488 (tree_invalid_nonnegative_warnv_p): Declare.
18490 2008-03-28 Richard Guenther <rguenther@suse.de>
18492 PR tree-optimization/30317
18493 PR tree-optimization/30911
18494 PR tree-optimization/34793
18495 * tree-vrp.c (set_and_canonicalize_value_range): New function.
18496 (struct assert_locus_d): New member EXPR.
18497 (register_new_assert_for): Add EXPR parameter to support
18498 ASSERT_EXPR <name, expr OP limit>.
18499 (register_edge_assert_for_1): Adjust callers.
18500 (find_assert_locations): Likewise.
18501 (process_assert_insertions_for): Build condition from expression.
18502 (extract_range_from_assert): Handle ASSERT_EXPRs
18503 of the form ASSERT_EXPR <name, expr OP limit>.
18504 (register_edge_assert_for_2): New helper registering
18505 asserts for comparisons. Recognize range tests of the form
18506 (unsigned)i - CST1 OP CST2.
18507 (register_edge_assert_for_1): Use it.
18508 (register_edge_assert_for): Likewise.
18509 (needs_overflow_infinity): Integer sub-types
18510 do not need overflow infinities.
18511 (vrp_val_is_max): The extreme values of integer sub-types
18512 are those of the base type.
18513 (vrp_val_is_min): Likewise.
18514 * tree.def (ASSERT_EXPR): Document extra allowed conditional
18517 2008-03-28 Nick Clifton <nickc@redhat.com>
18520 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
18521 Return GENERAL_REGS for stack adjustment reloads.
18523 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18526 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
18527 const_vector when all the vectors are constant.
18529 2008-03-27 Bob Wilson <bob.wilson@acm.org>
18531 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
18533 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
18534 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
18536 (s<code>_sf): Use new scc_sf attribute for opcode names.
18538 2008-03-27 Tom Tromey <tromey@redhat.com>
18540 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
18541 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
18542 config/spu/t-spu-elf, config/i386/t-interix,
18543 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
18544 config/i386/x-darwin, config/i386/x-mingw32,
18545 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
18546 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
18547 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
18548 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
18549 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
18550 config/rs6000/x-darwin, config/rs6000/t-rs6000,
18551 config/score/t-score-elf, config/arm/t-strongarm-pe,
18552 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
18553 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
18554 Revert automatic dependency patch.
18556 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
18559 * config/i386/i386.c (ix86_function_arg_boundary): Align
18560 decimal floating point to its natural boundary.
18562 2008-03-27 Richard Guenther <rguenther@suse.de>
18564 PR middle-end/35716
18565 * fold-const.c (fold_comparison): Restrict distinct decl
18566 comparison folding to VAR_DECLs and PARM_DECLs. Do not
18567 solely rely on operand_equal_p.
18569 2008-03-27 Richard Guenther <rguenther@suse.de>
18572 * c-common.c (handle_weak_attribute): Reject combination of
18575 2008-03-27 Richard Guenther <rguenther@suse.de>
18577 PR tree-optimization/32810
18578 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
18579 conversions from DECL_INITIAL.
18580 (fold_const_aggregate_ref): Likewise from constructor elements.
18582 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
18584 * tree-affine.h (aff_combination_expand): Declare.
18585 (get_inner_reference_aff): Likewise.
18586 * tree-affine.c (aff_combination_expand): Split out from
18587 tree_to_aff_combination_expand.
18588 (get_inner_reference_aff): New function.
18589 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
18590 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
18591 (struct lim_aux_data): sm_done field removed.
18592 (mem_ref_loc_p, mem_ref_locs_p): New types.
18593 (struct mem_ref): Added id, stored, accesses_in_loop,
18594 indep_loop, dep_loop, indep_ref, dep_ref fields.
18595 Removed is_stored, locs and next fields.
18596 (memory_accesses): New variable.
18597 (movement_possibility): Do not allow moving statements
18598 that store to memory.
18599 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
18601 (determine_max_movement): For statements with memory references,
18602 find the outermost loop in that the reference is independent.
18603 (move_computations_stmt): Mark the virtual operands for renaming.
18604 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
18605 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
18606 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
18607 add_vop_ref_mapping, create_vop_ref_mapping_loop,
18608 create_vop_ref_mapping, analyze_memory_references,
18609 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
18610 get_all_locs_in_loop, ref_always_accessed_p,
18611 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
18612 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
18613 store_motion_loop, store_motion): New functions.
18614 (struct vop_to_refs_elt): New type.
18615 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
18616 memref_hash, memref_eq, hoist_memory_references): Rewritten.
18617 (schedule_sm): Replaced by...
18618 (execute_sm): ... this.
18619 (determine_lsm_ref, hoist_memory_references,
18620 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
18621 find_more_ref_vops, free_mem_ref, free_mem_refs,
18622 determine_lsm_loop, determine_lsm): Removed.
18623 (tree_ssa_lim_finalize): Free data structures used by store motion.
18624 (tree_ssa_lim): Call analyze_memory_references. Use
18625 store_motion instead of determine_lsm.
18627 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18629 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
18630 rename tmake_file to m68hc11/t-m68hc11.
18631 (mcore): Set inhibit_libc to true.
18632 * config.host (alpha*-dec-*vms*): Set extra_programs.
18633 (interix3*): Don't use host_xmake_file.
18634 * configure.ac: Let config.gcc override inhibit_libc.
18635 * configure: Regenerate.
18637 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
18638 * config/t-openbsd-thread: Remove commented out lines.
18640 * config/x-interix: Remove.
18642 * config/m68hc11/t-m68hc11-gas: Rename to...
18643 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
18645 * config/mcore/t-mcore: Remove T_CFLAGS.
18646 * config/mcore/t-mcore-pe: Likewise.
18648 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18650 * configure.ac: Replace custom __GNU_SOURCE test with
18651 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
18652 * aclocal.m4: Regenerate.
18653 * configure: Regenerate.
18654 * config.in: Regenerate.
18656 2008-03-27 Richard Guenther <rguenther@suse.de>
18658 * fold-const.c (target.h): Include.
18659 (fold_comparison): Fold comparison of addresses of decls
18660 that bind locally or of constants. Consolidate address folding code.
18661 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
18662 results from fold_binary_to_constant.
18663 (compare_values_warnv): Likewise.
18665 2008-03-27 Andrew Pinski <pinskia@gmail.com>
18667 PR middle-end/35429
18668 * fold-const.c (fold_truthop): Check for integeral types when folding
18669 a == 0 && b == 0 and a != 0 || b != 0 .
18671 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
18673 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
18675 2008-03-26 Andreas Schwab <schwab@suse.de>
18677 * doc/invoke.texi: Fix use of @item vs. @itemx.
18679 2008-03-26 Tom Tromey <tromey@redhat.com>
18681 * Makefile.in (build/gensupport.o, build/print-rtl.o,
18682 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
18683 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
18684 build/gencodes.o, build/genconditions.o, build/genconfig.o,
18685 build/genconstants.o, build/genemit.o, build/genextract.o,
18686 build/genflags.o, build/genmddeps.o, build/genopinit.o,
18687 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
18690 2008-03-26 Richard Guenther <rguenther@suse.de>
18693 2008-03-26 Richard Guenther <rguenther@suse.de>
18695 * fold-const.c (target.h): Include.
18696 (fold_comparison): Fold comparison of addresses of two decls
18697 that bind locally. Consolidate address folding code.
18699 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18701 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
18702 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
18703 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
18704 dconstsqrt2, dconstthird, dconste and/or dconst10.
18705 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
18706 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
18707 dconstsqrt2, dconste): Delete.
18708 (init_emit_once): Likewise. Simplify initializing dconstm1.
18710 * real.c (get_real_const): New.
18711 * real.h (dconst3, dconst10, dconstm2, dconstthird,
18712 dconstsqrt2, dconste): Delete.
18713 (real_value_const, get_real_const): New.
18715 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
18717 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
18719 * config/i386/i386.c (ix86_function_arg_boundary): Check
18720 BIGGEST_ALIGNMENT instead of 128.
18721 (setup_incoming_varargs_64): Likewise.
18723 2008-03-26 Tom Tromey <tromey@redhat.com>
18725 * Makefile.in (DEPFILES): Add missing '/'.
18727 2008-03-26 Richard Guenther <rguenther@suse.de>
18729 * fold-const.c (target.h): Include.
18730 (fold_comparison): Fold comparison of addresses of two decls
18731 that bind locally. Consolidate address folding code.
18733 2008-03-26 Nick Clifton <nickc@redhat.com>
18736 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
18737 not allow INT+INT as a legitimate addressing mode.
18739 2008-03-26 Richard Guenther <rguenther@suse.de>
18741 * tree-flow.h (widen_bitfield): Remove declaration.
18742 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
18743 (widen_bitfield): Remove function.
18744 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
18747 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18750 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
18753 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
18755 PR rtl-optimization/35232
18756 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
18757 (forget_old_reloads_1, forget_marked_reloads): Don't clear
18758 reg_reloaded_call_part_clobbered here.
18759 (reload_regs_reach_end_p): New function.
18760 (reload_reg_rtx_for_input): New variable.
18761 (reload_reg_rtx_for_output): Likewise.
18762 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
18763 when reassigning a pseudo register. Load reloadreg from
18764 reload_reg_rtx_for_input, moving the mode and register
18766 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
18767 instead of the original when deciding whether an input reload
18768 would be a no-op or whether an output reload can be deleted.
18769 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
18770 when setting up new_spill_reg_store. Load it from
18771 reload_reg_rtx_for_output, moving the mode and register
18773 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
18774 instead of the original when deciding whether an output reload
18775 would be a no-op. Do the same when modifying insn notes.
18776 Use rtx_equal_p instead of == to compare the registers.
18777 (inherit_piecemeal_p): Take a mode and two register numbers
18779 (emit_reload_insns): Clear new_spill_reg_store for every hard
18780 register in the reload register. Remove spill registers
18781 from reg_reloaded_valid before considering whether to record
18782 inheritance information for them. Use reload_reg_rtx_for_output
18783 instead of reg_rtx when recording output reloads. Use
18784 reload_reg_rtx_for_input instead of reg_rtx when recording
18785 input reloads. Set or clear reg_reloaded_call_part_clobbered
18786 at the same time as setting reg_reloaded_valid.
18787 (delete_output_reload): Add a new_reload_reg parameter and use it
18788 instead of rld[j].reg_rtx.
18789 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
18792 2008-03-25 Tom Tromey <tromey@redhat.com>
18794 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
18795 (build/genattr.o): Likewise.
18796 (build/genattrtab.o): Likewise.
18797 (build/gencodes.o): Likewise.
18798 (build/genconfig.o): Likewise.
18799 (build/genconstants.o): Likewise.
18800 (build/genemit.o): Likewise.
18801 (build/genextract.o): Likewise.
18802 (build/genflags.o): Likewise.
18804 2008-03-25 Bob Wilson <bob.wilson@acm.org>
18806 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
18807 instead of size_int for integer types.
18808 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
18809 to match type of MINUS_EXPR.
18811 2008-03-25 Tom Tromey <tromey@redhat.com>
18813 * configure: Rebuilt.
18814 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
18817 2008-03-25 Tom Tromey <tromey@redhat.com>
18819 * config/x-solaris (host-solaris.o): Update.
18820 * config/x-linux (host-linux.o): Update.
18821 * config/x-hpux (host-hpux.o): Update.
18822 * config/x-darwin (host-darwin.o): Update.
18823 * config/v850/t-v850e (v850-c.o): Update.
18824 * config/v850/t-v850 (v850-c.o): Update.
18825 * config/t-vxworks (vxworks.o): Update.
18826 * config/t-sol2 (sol2-c.o, sol2.o): Update.
18827 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
18828 * config/spu/t-spu-elf (spu-c.o): Update.
18830 * config/sh/t-symbian (sh-c.o): Update.
18831 (symbian.o): Update.
18832 * config/sh/t-sh (sh-c.o): Update.
18833 * config/score/t-score-elf (score7.o, score3.o): Update.
18834 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
18835 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
18836 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
18837 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
18838 (rs6000.o): Remove.
18839 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18840 * config/m32c/t-m32c (m32c-pragma.o): Update.
18841 * config/ia64/t-ia64 (ia64-c.o): Update.
18842 * config/i386/x-mingw32 (host-mingw32.o): Update.
18843 * config/i386/x-i386 (driver-i386.o): Update.
18844 * config/i386/x-darwin (host-i386-darwin.o): Update.
18845 * config/i386/x-cygwin (host-cygwin.o): Update.
18846 * config/i386/t-nwld (nwld.o): Update.
18847 * config/i386/t-netware (netware.o): Update.
18848 * config/i386/t-interix (winnt.o): Update.
18849 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
18850 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
18851 msformat-c.o): Update.
18852 * config/bfin/t-bfin-linux (generated_files): Add
18853 linux-sysroot-suffix.h.
18854 * config/arm/t-wince-pe (pe.o): Update.
18855 * config/arm/t-strongarm-pe (pe.o): Update.
18856 * config/arm/t-pe (pe.o): Update.
18857 * config/arm/t-arm (arm-c.o): Update.
18858 * doc/install.texi (Prerequisites): Require make 3.80.
18859 * Makefile.in: Remove .o targets.
18860 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
18861 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
18862 (simple_generated_h, simple_generated_c): Move earlier.
18863 (generated_files): New variable.
18864 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
18865 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
18866 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
18867 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
18868 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
18869 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
18870 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
18871 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
18872 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
18873 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
18874 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
18875 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
18877 (COMPILE.base, COMPILE): New variables.
18878 (%.o): New pattern rule.
18879 (ALL_HOST_OBJS): New variable.
18880 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
18881 (dummy-checksum.o, cc1-checksum.o): Remove.
18882 (DRIVER_SHLIB): New variable.
18883 (DRIVER_DEFINES): Use it.
18884 (gencondmd.c): Move out of build/.
18885 (s-conditions): Update.
18886 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
18887 (ALL_BUILD_OBJS): Likewise.
18888 (build/%.o): Use BUILDCOMPILE.
18889 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
18890 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
18891 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
18892 build/gencheck.o, build/gencodes.o, build/genconditions.o,
18893 build/genconfig.o, build/genconstants.o, build/genemit.o,
18894 build/genextract.o, build/genflags.o, build/genmddeps.o,
18895 build/genopinit.o, build/genoutput.o, build/genpeep.o,
18896 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
18897 build/gen-protos.o, build/scan.o, build/fix-header.o,
18898 build/scan-decls.o): Simplify.
18899 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
18900 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
18901 prefix.o, toplev.o): Reduce to variable setting.
18902 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
18903 ($(out_object_file), gcc-options.o): New targets.
18904 ($(ALL_HOST_OBJS)): New target. Include dependency files.
18905 * configure: Rebuilt.
18906 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
18907 * doc/sourcebuild.texi (Front End Directory): Document new variable.
18909 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
18911 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
18912 complain when we hit an error, return ERROR_MARK_NODE.
18914 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18916 * config/sh/constraints.md (Pso, Psz): New constraints.
18917 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
18918 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
18920 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18922 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
18923 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
18925 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18927 * config/sh/sh.md (prefetch): Add condition for SH2A target.
18928 (prefetch_sh2a): New.
18930 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18931 Naveen.H.S <naveen.hs@kpitcummins.com>
18933 * config/sh/constraints.md (I28): New constraint.
18934 * config/sh/sh.c (broken_move): Add support for movi20s.
18935 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
18937 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
18938 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18939 Naveen.H.S <naveen.hs@kpitcummins.com>
18941 * config/sh/sh.c (SH_ATTRIBUTES): Define.
18942 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18943 (print_operand): Handle resbank in %@ operand code.
18944 (sh_encode_section_info): New.
18945 (push_regs): Add conditions for resbank.
18946 (sh_expand_epilogue): Likewise.
18947 (sh_insert_attributes): Likewise.
18948 (sh_attribute_table): Likewise.
18949 (sh_handle_resbank_handler_attribute): New.
18950 (sh2a_handle_function_vector_handler_attribute): New.
18951 (sh2a_is_function_vector_call): New.
18952 (sh2a_get_function_vector_number): New.
18953 (sh2a_function_vector_p): New.
18954 (sh_cfun_resbank_handler_p): New.
18955 * config/sh/sh.md (calli): Emit jsr/n if possible.
18956 (calli_tbr_rel): New.
18957 (calli_pcrel): Emit jsr/n if possible.
18958 (return_i): Emit rts/n if possible.
18959 (call_valuei_tbr_rel): New.
18960 (call_valuei_pcrel): Add condition for SH2A target.
18961 (call_value): Likewise.
18962 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
18963 (sh2a_get_function_vector_number): Likewise.
18964 (sh2a_is_function_vector_call): Likewise.
18965 * doc/extend.texi: Document TBR relative addressing of SH2A.
18966 (resbank): Add description for SH2A.
18968 2008-03-24 Richard Guenther <rguenther@suse.de>
18971 * gimplify.c (gimplify_modify_expr): For frontend type-correct
18972 pointer assignments change conversions according to middle-end rules.
18973 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
18974 * configure.ac: Include type checking in yes.
18975 * configure: Regenerate.
18977 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18979 * diagnostic.c (diagnostic_count_diagnostic): Delete.
18980 (diagnostic_report_diagnostic): Update. Handle ICEs here.
18982 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
18984 * gthr-vxworks.h (UNUSED): Define.
18986 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
18988 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
18990 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
18992 * doc/extend.texi (Function Attributes): Add missing comma in the
18993 example of the "alloc_size" attribute.
18995 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
18998 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19000 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19003 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19006 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19007 of the underlying type of a MS bitfield layout to the natural
19008 alignment of the type.
19010 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19012 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19013 to their natural alignment to avoid store forwarding stalls.
19015 2008-03-22 Richard Guenther <rguenther@suse.de>
19017 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19018 For PHI nodes verify the address is invariant.
19019 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19020 (get_symbol_constant_value): Use is_gimple_min_invariant.
19021 (maybe_fold_stmt_indirect): Likewise.
19023 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19025 PR rtl-optimization/33927
19026 * Makefile.in (dse.o): Depend on $(TM_P_H).
19027 * expr.h (extract_low_bits): Declare.
19028 * expmed.c (extract_low_bits): New function.
19029 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19030 * dse.c: Include tm_p.h.
19031 (find_shift_sequence): Remove the read_reg argument and return the
19032 read value. Emit the instructions instead of returning them.
19033 Iterate on new_mode rather than calculating it each time.
19034 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19035 source to NEW_MODE and extract_low_bits to convert the shifted
19036 value to READ_MODE.
19037 (replace_read): Allow the load and store to have different mode
19038 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19039 or extraction instructions before trying the replacement. Update
19040 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19042 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19044 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19045 to their natural alignment to avoid store forwarding stalls.
19047 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19050 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19051 encouraging but not allowing gprs for input;
19052 change the input constraint to !f#r.
19053 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19055 change the output constraint to !f#r.
19057 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19060 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19061 corresponding post-reload splitters.
19062 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19063 when x87 FP math is selected.
19064 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19065 New function prototype.
19066 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19067 unreachable function to ease macroization of insn patterns.
19069 2008-03-21 Martin Jambor <mjambor@suse.cz>
19071 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19072 reference dumps if ddr is NULL or dependence is unknown.
19074 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19076 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19077 unsigned extension into account.
19078 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19079 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19080 Do computations on a scratch register.
19082 2008-03-21 Richard Guenther <rguenther@suse.de>
19084 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19085 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19086 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19087 * tree-ssa-dom.c (record_equality): Likewise.
19088 * tree-inline.c (copy_body_r): Likewise.
19089 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19092 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19094 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19095 as 'delete_unused' argument.
19097 2008-03-20 Richard Guenther <rguenther@suse.de>
19099 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19100 special casing of constant qualifiers.
19101 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19102 care about them in general.
19103 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19104 regardless of their type.
19105 (fold_stmt_r): Forcefully fold *& if we end up with that.
19107 2008-03-20 Paul Brook <paul@codesourcery.com>
19109 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19110 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19112 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19114 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19115 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19117 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19119 * common.opt (Wmudflap): New option.
19120 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19121 (mx_register_decls): Likewise.
19122 (mudflap_finish_file): Likewise.
19123 * doc/invoke.texi: Document -Wno-mudflap.
19125 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19127 * c-format.c (replace_format_name_to_system_name): New.
19128 (cmp_attribs): New.
19129 (convert_format_name_to_system_name): New.
19130 (decode_format_attr): Add use of convert_format_name_to_system_name.
19131 (format_types_orig): Add gnu_ prefix to names.
19132 (check_format_info_main): Special treating of \0 escaped names for
19133 supporting multi-character format specifiers as I32, I64.
19134 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19135 (gnu_target_overrides_format_attributes): New.
19136 * c-format.h: Add structure target_ovr_attr to hold
19137 system specific formatter names.
19138 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19139 msformat-c.o file to c_target_objs and cxx_target_objs.
19140 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19141 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19142 (TARGET_N_FORMAT_TYPES): New.
19143 * config/i386/msformat-c.c: New.
19144 * config/i386/t-cygming: Add build rule for msformat-c.o.
19145 * doc/extend.texi: Add new format names gnu_* and ms_* and
19147 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19149 2008-03-20 Ira Rosen <irar@il.ibm.com>
19151 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19152 optimizations turned on under -O3.
19153 (ftree-vectorize): Add that the flag is turned on with -O3.
19155 2008-03-20 Ben Elliston <bje@au.ibm.com>
19157 * regmove.c (try_auto_increment): Fix spelling error in comment.
19158 * final.c (final_scan_insn): Likewise.
19160 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19163 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
19164 allocator preferences for "y" and "r" class registers.
19165 ("*mov<mode>_internal"): Ditto.
19166 ("*movv2sf_internal_rex64"): Ditto.
19167 ("*movv2sf_internal"): Ditto.
19169 2008-03-19 Michael Matz <matz@suse.de>
19171 PR middle-end/35616
19172 * calls.c (expand_call): Check overlap of arguments with call
19173 address for sibcalls.
19175 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19178 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19179 of the underlying type of a MS bitfield layout to the natural
19180 alignment of the type.
19182 2008-03-19 Jan Hubicka <jh@suse.cz>
19185 * toplev.c (decode_d_option): Handle all CPP flags.
19186 * tree-vrp.c: Update tree_pass descriptors.
19187 * regrename.c: Update tree_pass descriptors.
19188 * fwprop.c: Update tree_pass descriptors.
19189 * doc/invoke.texi: Remove documentation of dropped -d? flags.
19190 * tree-into-ssa.c: Update tree_pass descriptors.
19191 * tree-dump.c: Update tree_pass descriptors.
19192 * tree-complex.c: Update tree_pass descriptors.
19193 * tree-dump.h: Update tree_pass descriptors.
19194 * see.c: Update tree_pass descriptors.
19195 * cgraphbuild.c: Update tree_pass descriptors.
19196 * tracer.c: Update tree_pass descriptors.
19197 * tree-loop-distribution.c: Update tree_pass descriptors.
19198 * cgraph.c: Update tree_pass descriptors.
19199 * postreload-gcse.c: Update tree_pass descriptors.
19200 * postreload.c: Update tree_pass descriptors.
19201 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
19202 * tree-tailcall.c: Update tree_pass descriptors.
19203 * tree-pass.h (tree_opt_pass): Rename to ...
19204 (opt_pass) ... this one; add "type" field and remove letter field.
19205 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
19206 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
19207 all_lowering_passes): Update declaration.
19208 * ipa-cp.c: Update tree_pass descriptors.
19209 * final.c: Update tree_pass descriptors.
19210 * omp-low.c: Update tree_pass descriptors.
19211 * tree-ssa-dse.c: Update tree_pass descriptors.
19212 * ipa-reference.c: Update tree_pass descriptors.
19213 * tree-ssa-uncprop.c: Update tree_pass descriptors.
19214 * auto-inc-dec.c: Update tree_pass descriptors.
19215 * reorg.c: Update tree_pass descriptors.
19216 * cgraphunit.c: Update tree_pass descriptors.
19217 * tree-ssa-copyrename.c: Update tree_pass descriptors.
19218 * tree-ssa-ccp.c: Update tree_pass descriptors.
19219 * df-core.c: Update tree_pass descriptors.
19220 * mode-switching.c: Update tree_pass descriptors.
19221 * tree-nomudflap.c: Update tree_pass descriptors.
19222 * modulo-sched.c: Update tree_pass descriptors.
19223 * ipa-pure-const.c: Update tree_pass descriptors.
19224 * cse.c: Update tree_pass descriptors.
19225 * web.c: Update tree_pass descriptors.
19226 * tree-stdarg.c: Update tree_pass descriptors.
19227 * tree-ssa-math-opts.c: Update tree_pass descriptors.
19228 * tree-ssa-dom.c: Update tree_pass descriptors.
19229 * tree-nrv.c: Update tree_pass descriptors.
19230 * tree-ssa-alias.c: Update tree_pass descriptors.
19231 * loop-init.c: Update tree_pass descriptors.
19232 * gimple-low.c: Update tree_pass descriptors.
19233 * ipa-inline.c: Update tree_pass descriptors.
19234 * tree-ssa-sink.c: Update tree_pass descriptors.
19235 * global.c: Update tree_pass descriptors.
19236 * ifcvt.c: Update tree_pass descriptors.
19237 * jump.c: Update tree_pass descriptors.
19238 * predict.c: Update tree_pass descriptors.
19239 * tree-ssa-loop.c: Update tree_pass descriptors.
19240 * recog.c: Update tree_pass descriptors.
19241 * dse.c: Update tree_pass descriptors.
19242 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
19243 * tree-eh.c: Update tree_pass descriptors.
19244 * regmove.c: Update tree_pass descriptors.
19246 * function.c: Update tree_pass descriptors.
19247 * tree-vectorizer.c: Update tree_pass descriptors.
19248 * gcse.c: Update tree_pass descriptors.
19249 * ipa-type-escape.c: Update tree_pass descriptors.
19250 * tree-if-conv.c: Update tree_pass descriptors.
19251 * init-regs.c: Update tree_pass descriptors.
19252 * ipa.c: Update tree_pass descriptors.
19253 * tree-ssa-phiopt.c: Update tree_pass descriptors.
19254 * rtl-factoring.c: Update tree_pass descriptors.
19255 * lower-subreg.c: Update tree_pass descriptors.
19256 * bt-load.c: Update tree_pass descriptors.
19257 * tree-dfa.c: Update tree_pass descriptors.
19258 * except.c: Update tree_pass descriptors.
19259 * emit-rtl.c: Update tree_pass descriptors.
19260 * cfgexpand.c: Update tree_pass descriptors.
19261 * tree-cfgcleanup.c: Update tree_pass descriptors.
19262 * cfgcleanup.c: Update tree_pass descriptors.
19263 * tree-ssa-pre.c: Update tree_pass descriptors.
19264 * tree-sra.c: Update tree_pass descriptors.
19265 * tree-mudflap.c: Update tree_pass descriptors.
19266 * tree-ssa-copy.c: Update tree_pass descriptors.
19267 * cfglayout.c: Update tree_pass descriptors.
19268 * tree-ssa-forwprop.c: Update tree_pass descriptors.
19269 * tree-ssa-dce.c: Update tree_pass descriptors.
19270 * tree-ssa.c: Update tree_pass descriptors.
19271 * regclass.c: Update tree_pass descriptors.
19272 * integrate.c: Update tree_pass descriptors.
19273 * tree-optimize.c: Update tree_pass descriptors.
19274 * tree-ssa-phiprop.c: Update tree_pass descriptors.
19275 * tree-object-size.c: Update tree_pass descriptors.
19276 * combine.c: Update tree_pass descriptors.
19277 * tree-outof-ssa.c: Update tree_pass descriptors.
19278 * bb-reorder.c: Update tree_pass descriptors.
19279 * stack-ptr-mod.c: Update tree_pass descriptors.
19280 * var-tracking.c: Update tree_pass descriptors.
19281 * tree-profile.c: Update tree_pass descriptors.
19282 * tree-vect-generic.c: Update tree_pass descriptors.
19283 * reg-stack.c: Update tree_pass descriptors.
19284 * sched-rgn.c: Update tree_pass descriptors.
19285 * tree-ssa-structalias.c: Update tree_pass descriptors.
19286 * tree-cfg.c: Update tree_pass descriptors.
19287 * passes.c (current_pass): Update declaration.
19288 (finish_optimization_passes): Update.
19289 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
19290 (register_one_dump_file, register_dump_files_1, next_pass_1):
19292 (init_optimization_passes): Update handling of new types.
19293 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
19294 * ipa-struct-reorg.c: Update tree_pass descriptors.
19295 * tree-ssa-reassoc.c: Update tree_pass descriptors.
19296 * combine-stack-adj.c: Update tree_pass descriptors.
19297 * cfgrtl.c: Update tree_pass descriptors.
19298 * dce.c: Update tree_pass descriptors.
19299 * tree-ssanames.c: Update tree_pass descriptors.
19301 2008-03-19 Richard Guenther <rguenther@suse.de>
19303 PR middle-end/35609
19304 * tree-ssa.c (walk_data): New structure.
19305 (warn_uninitialized_var): If not always_executed warn with "maybe"
19307 (execute_early_warn_uninitialized): Compute post-dominators.
19308 Initialize always_executed before processing each basic block.
19310 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
19313 * config/i386/i386.c (x86_this_parameter): Calculate correct location
19314 of "this" pointer when "regparm = N" or "fastcall" is in effect.
19316 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19318 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
19320 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
19322 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
19324 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
19325 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
19326 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
19327 target after ignore has been set, and move there also the commputation
19328 of subtarget and original_target.
19329 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
19330 (LANG_HOOKS_INITIALIZER): Remove it.
19331 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
19333 2008-03-18 Richard Guenther <rguenther@suse.de>
19335 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
19336 found an expression with constants, note that in the VN for the lhs.
19337 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
19338 fold them to constants if possible. Run cleanup_cfg if done so.
19339 (execute_pre): Return todo.
19340 (do_pre): Likewise.
19341 (execute_fre): Likewise.
19342 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
19344 (get_prop_source_stmt): Look through pointer conversions.
19346 2008-03-18 Jan Hubicka <jh@suse.cz>
19348 * tree-pretty-print.c: Include predict.h.
19349 (dump_generic_node): Dump predictor.
19350 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
19351 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
19352 * gimple-low.c (lower_stmt): Likewise.
19353 * expr.c (expand_expr_real): Likewise.
19354 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
19356 (build_predict_expr, build_predict_expr): New.
19357 * predict.h (predictor_name, build_predict_expr): Update.
19358 * c-typeck.c (c_finish_bc_stmt): Add prediction.
19359 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
19360 * predict.def (PRED_CONTINUE): Update hitrate.
19361 * tree.def (PREDICT_EXPR): Define.
19362 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
19363 do not handle BIND_EXPR.
19364 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
19365 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
19366 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
19369 2008-03-18 Michael Matz <matz@suse.de>
19371 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
19373 2008-03-18 Richard Guenther <rguenther@suse.de>
19375 * tree-gimple.h (is_gimple_invariant_address): Declare.
19376 (is_gimple_constant): Likewise.
19377 * tree-gimple.c (is_gimple_constant): New function.
19378 (is_gimple_invariant_address): Likewise.
19379 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
19380 and is_gimple_invariant_address.
19381 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
19383 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
19384 an addressable base.
19386 2008-03-18 Jakub Jelinek <jakub@redhat.com>
19388 PR middle-end/35611
19389 * gimplify.c (gimplify_expr): Gimplify second operand of
19392 2008-03-17 Richard Guenther <rguenther@suse.de>
19394 PR tree-optimization/19637
19395 * fold-const.c (fold_unary): Remove restrictions of removing
19396 intermediate pointer-conversions (P2)(P1)P0.
19397 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
19398 conversion to void pointer.
19399 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
19401 2008-03-16 James E. Wilson <wilson@tuliptree.org>
19404 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
19405 emulated thread local variables.
19407 2008-03-16 Richard Guenther <rguenther@suse.de>
19409 PR middle-end/35607
19410 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
19411 expand TREE_INVARIANT operations that are not gimple invariant.
19413 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
19415 * doc/extend.texi (Alignment): Say that the ABI controls
19416 the __alignof__ for non-strict-alignment targets rather
19417 than being a recommendation.
19419 2008-03-15 Paul Brook <paul@codesourcery.com>
19421 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
19423 (arm_output_fn_unwind): Mark functions that can not be unwound.
19425 2008-03-15 Paul Brook <paul@codesourcery.com>
19427 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
19428 extension instructions.
19430 2008-03-15 Richard Guenther <rguenther@suse.de>
19432 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
19433 and fold constant aggregate refs.
19434 (fold_const_aggregate_ref): Handle string constants
19435 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
19436 (evaluate_stmt): Simplify now that ccp_fold folds constant
19439 2008-03-15 Paul Brook <paul@codesourcery.com>
19441 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
19442 (extzv): Use gen_extzv_t2.
19443 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
19445 2008-03-15 Richard Guenther <rguenther@suse.de>
19447 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
19448 (fold_const_aggregate_ref): Likewise.
19449 (get_value): Return NULL if we don't have any values.
19450 (ccp_finalize): Set const_val to NULL after freeing it.
19451 * tree-flow.h (get_symbol_constant_value): Declare.
19452 (fold_const_aggregate_ref): Likewise.
19453 * tree-ssa-sccvn.c (try_to_simplify): Use them.
19455 2008-03-15 Richard Guenther <rguenther@suse.de>
19457 PR middle-end/35593
19458 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
19459 to not produce negative array indices if not allowed. Add
19460 parameter to indicate that.
19461 (maybe_fold_offset_to_component_ref): Allow negative array
19462 indices only for the first member of a structure.
19463 (maybe_fold_offset_to_reference): Allow negative array indices.
19464 (maybe_fold_stmt_addition): Likewise.
19466 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
19467 Anatoly Sokolov <aesok@post.ru>
19469 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
19470 (avr_arch): Add ARCH_AVR6.
19471 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
19472 (initial_elimination_offset): Initialize and use 'avr_pc_size'
19473 instead of fixed value 2.
19474 (print_operand_address): Use gs() asm specifier instead of pm().
19475 (avr_assemble_integer): (Ditto.).
19476 (avr_output_addr_vec_elt): (Ditto.).
19477 (print_operand): Handle "!" code.
19478 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
19479 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
19480 (AVR_HAVE_EIJMP_EICALL): Define.
19481 (AVR_3_BYTE_PC): Redefine.
19482 (AVR_2_BYTE_PC): (Ditto.).
19483 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
19484 (LINK_SPEC): Add atmega2560 and atmega2561.
19485 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
19487 * config/avr/avr.md (call_insn): Use eicall instead of icall
19488 for 3 byte PC devices.
19489 (call_value_insn): (Ditto.).
19490 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
19491 (indirect_jump): Use only for for 2 byte PC devices.
19492 (*tablejump): (Ditto.).
19493 (*indirect_jump_avr6): Add insn.
19494 (*tablejump_rjmp): Don't use for 3 byte PC devices.
19495 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
19496 instead of ijmp for 3 byte PC devices.
19497 (__tablejump2__): (Ditto.).
19498 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
19499 (MULITLIB_DIRNAMES): (Ditto.).
19500 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
19502 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
19504 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
19505 "sse2_umulsidi3". Use V1DI mode for operand 0.
19506 ("mmx_psadbw"): Use V1DI mode for operand 0.
19507 * config/i386/i386-modes.def (V1SI): New vector mode.
19508 * config/i386/i386.c (struct builtin_description)
19509 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
19510 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
19511 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
19512 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
19513 v1di_ftype_v8qi_v8qi type.
19514 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
19516 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
19517 __builtin_ia32_pmuludq]: Fix the mode of return value.
19519 2008-03-15 Richard Guenther <rguenther@suse.de>
19521 PR middle-end/35595
19522 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
19525 2008-03-14 Bob Wilson <bob.wilson@acm.org>
19527 * doc/invoke.texi (Option Summary, Xtensa Options): Document
19528 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
19529 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
19530 unless TARGET_SERIALIZE_VOLATILE is enabled.
19531 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
19532 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
19533 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
19535 2008-03-14 Richard Guenther <rguenther@suse.de>
19537 PR tree-optimization/34172
19538 * tree-flow.h (refs_may_alias_p): Declare.
19539 (get_single_def_stmt): Likewise.
19540 (get_single_def_stmt_from_phi): Likewise.
19541 (get_single_def_stmt_with_phi): Likewise.
19542 * tree-dfa.c (refs_may_alias_p): New function.
19543 (get_single_def_stmt): Likewise.
19544 (get_single_def_stmt_from_phi): Likewise.
19545 (get_single_def_stmt_with_phi): Likewise.
19546 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
19547 (vn_reference_lookup_1): New helper function.
19548 (vn_reference_lookup): Walk the virtual use-def chain to
19549 continue searching for a match if the def does not alias the
19550 reference we are looking for.
19552 2008-03-14 David Edelsohn <edelsohn@gnu.org>
19554 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
19555 archive and Perzl. Update The Written Word listing.
19557 2008-03-14 Richard Guenther <rguenther@suse.de>
19559 PR tree-optimization/34043
19560 PR tree-optimization/33989
19561 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
19563 (bitmap_find_leader): Use extra argument to verify dominance
19564 relationship inside a basic-block.
19565 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
19566 (find_leader_in_sets): Adjust.
19567 (create_component_ref_by_pieces): Take extra argument for
19568 dominance check, handle lookup failures.
19569 (find_or_generate_expression): Likewise.
19570 (create_expression_by_pieces): Likewise.
19571 (insert_into_preds_of_block): Adjust.
19572 (create_value_expr_from): If asked for, verify all operands
19573 are in the blocks AVAIL_OUT set.
19574 (make_values_for_stmt): Check for SSA_NAMEs that are life
19575 over an abnormal edge.
19576 (compute_avail): Remove such check.
19577 (do_SCCVN_insertion): New function.
19578 (eliminate): If we do not find a leader suitable for replacement
19579 insert a replacement expression from SCCVN if available.
19580 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
19581 (struct vn_ssa_aux): Add needs_insertion flag.
19582 * tree-ssa-sccvn.c (may_insert): New global flag.
19583 (copy_reference_ops_from_ref): Value-number union member access
19584 based on its size, not type and member if insertion is allowed.
19585 (visit_reference_op_load): For a weak match from union type
19586 punning lookup a view-converted value and insert a SSA_NAME
19587 for that value if that is not found.
19588 (visit_use): Make dumps shorter. Do not disallow value numbering
19589 SSA_NAMEs that are life over an abnormal edge to constants.
19590 (free_scc_vn): Release inserted SSA_NAMEs.
19591 (run_scc_vn): New flag to specify whether insertion is allowed.
19592 Process SSA_NAMEs in forward order.
19593 * tree-ssa-loop-im.c (for_each_index): Handle invariant
19594 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
19595 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
19596 pointer type to/from integral types that do not change the
19597 precision to regular conversions.
19599 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19601 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19602 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19603 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
19604 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
19605 input arguments and the mode of return value. Built-in functions
19606 that operate on whole 64-bit MMX register now use V1DI mode.
19608 2008-03-13 Alon Dayan <alond@il.ibm.com>
19609 Olga Golovanevsky <olga@il.ibm.com>
19611 PR tree-optimization/35041
19612 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
19613 to locate the right position in a statement.
19615 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19619 * config/i386/xmmintrin.h: Change all static inline functions to
19620 extern inline and add __gnu_inline__ attribute.
19621 * config/i386/bmintrin.h: Ditto.
19622 * config/i386/smmintrin.h: Ditto.
19623 * config/i386/tmmintrin.h: Ditto.
19624 * config/i386/mmintrin-common.h: Ditto.
19625 * config/i386/ammintrin.h: Ditto.
19626 * config/i386/emmintrin.h: Ditto.
19627 * config/i386/pmmintrin.h: Ditto.
19628 * config/i386/mmintrin.h: Ditto.
19629 * config/i386/mm3dnow.h: Ditto.
19631 2008-03-13 Jakub Jelinek <jakub@redhat.com>
19633 PR middle-end/35185
19634 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
19635 (lower_omp_2): New function.
19636 (lower_omp_1, lower_omp): Rewritten.
19638 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
19641 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
19642 with the phrase "Microsoft Windows compilers".
19643 (Push/Pop Macro Pragmas): New subsection. Document
19644 #pragma push_macro and pragma pop_macro.
19646 2008-03-12 Paul Brook <paul@codesourcery.com>
19648 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
19650 2008-03-12 Paul Brook <paul@codesourcery.com>
19652 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
19653 (thumb2_alusi3_short): Exclude PLUS and MINUS.
19654 (thumb2_addsi_shortim): Rename ...
19655 (thumb2_addsi_short): ... to this. Allow register operands.
19656 (thumb2_subsi_short): New pattern.
19657 (thumb2_one_cmplsi2_short,
19658 thumb2_negsi2_short): New patterns and peepholes.
19660 2008-03-12 Paul Brook <paul@codesourcery.com>
19662 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
19664 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
19666 * config/i386/i386.md (int_cond): New code iterator.
19668 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
19669 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
19670 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
19671 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
19672 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
19673 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
19674 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
19675 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
19677 2008-03-12 Paul Brook <paul@codesourcery.com>
19679 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
19680 instead of {arm,thumb}_compute_save_reg_mask.
19681 (output_return_instruction): Ditto.
19682 (thumb_unexpanded_epilogue): Ditto.
19683 (thumb1_expand_prologue): Ditto.
19684 (thumb1_output_function_prologue): Ditto.
19685 (arm_set_return_address): Ditto.
19686 (thumb_set_return_address): Ditto.
19687 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
19688 regs to achieve stack alignment.
19689 (thumb1_compute_save_reg_mask): Fix compiler warning.
19690 (arm_output_epilogue): Use offsets->saved_regs_mask.
19691 Adjust stack pointer by poping call clobered registers.
19692 (arm_expand_prologue): Use offsets->saved_regs_mask.
19693 Adjust stack pointer by pushing extra registers.
19694 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
19696 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
19699 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
19700 conversion to the operands of a multiplication.
19702 2008-03-12 Richard Guenther <rguenther@suse.de>
19704 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
19705 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
19706 * timevar.def (TV_TREE_PHIPROP): Add.
19707 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
19708 pass description. Use TV_TREE_PHIPROP.
19709 * tree-ssa-forwprop.c: Remove phiprop code.
19711 2008-03-12 Jakub Jelinek <jakub@redhat.com>
19713 PR middle-end/35549
19714 * omp-low.c (maybe_lookup_decl): Constify first argument.
19715 (use_pointer_for_field): Change last argument from bool to
19716 omp_context *. Disallow shared copy-in/out in nested
19717 parallel if decl is shared in outer parallel too.
19718 (build_outer_var_ref, scan_sharing_clauses,
19719 lower_rec_input_clauses, lower_copyprivate_clauses,
19720 lower_send_clauses, lower_send_shared_vars): Adjust callers.
19722 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
19723 Ira Rosen <irar@il.ibm.com>
19725 * tree-vectorizer.c (free_stmt_vec_info): New function.
19726 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
19727 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
19728 * tree-vectorizer.h (free_stmt_vec_info): Declare.
19729 * tree-vect-transform.c (vectorizable_conversion): Free
19730 vec_oprnds0 if it was allocated.
19731 (vect_permute_store_chain): Remove unused VECs.
19732 (vectorizable_store): Free VECs that are allocated in the..
19734 (vect_transform_strided_load, vectorizable_load): Likewise.
19735 (vect_remove_stores): Simplify the code.
19736 (vect_transform_loop): Move code to vect_remove_stores().
19737 Call vect_remove_stores() and free_stmt_vec_info().
19739 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19741 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
19742 TARGET_HPUX. Revise comment.
19743 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
19744 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
19745 Use sr4 variant of `be' instruction when not generating PIC code.
19746 (attr_length_call): Adjust for above change.
19748 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19750 * ipa-reference.c (static_execute): Remove module_statics_const and
19751 associated setting code.
19753 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19756 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
19757 predicate for operand 1.
19758 (paritysi2_cmp): Use register_operand predicate for operand 2.
19759 Use earlyclobber modifier for operand 1. Remove support for
19761 (paritydi2_cmp): Use register_operand predicate for operand 3.
19762 Use earlyclobber modifier for operand 1. Remove support for
19765 2008-03-11 Paul Brook <paul@codesourcery.com>
19766 Vladimir Prus <vladimir@codesourcery.com>
19768 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
19769 (arm_compute_save_reg0_reg12_mask): Always
19770 check if register 11 must be saved. Always safe hard frame pointer
19771 when frame_pointer_needeed.
19772 (arm_compute_save_reg_mask): Save IP and PC
19773 only with apcs frames.
19774 (arm_output_epilogue): Adjust Thumb2 codepath to
19775 be also invoked and work for ARM non-apcs frames.
19776 (arm_expand_prologue): Don't bother saving IP
19777 for non-apcs frame, since it's not clobbered by
19778 prologue code. Implement non-apcs frame
19781 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19783 PR rtl-optimization/35281
19784 * expr.c (convert_move): Use a new pseudo for the intermediate
19785 from_mode->word_mode result.
19787 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19789 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
19790 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
19791 * toplev.c (compile_file): Don't call it.
19793 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19795 PR middle-end/35526
19796 * expr.c (store_expr): Call emit_block_move if the mode
19797 of "temp" RTX is BLKmode.
19799 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19800 Richard Guenther <rguenther@suse.de>
19802 PR tree-optimization/31358
19803 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
19804 the step with a NULL_TREE.
19805 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
19806 to sizetype if type is a pointer type.
19807 (add_candidate_1): Don't convert the base and step to
19808 the generic type if the orginal type is a pointer type.
19809 (add_iv_value_candidates): Use sizetype for the step
19810 if type is a pointer type.
19811 (cand_value_at): Likewise.
19812 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
19814 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
19815 Don't convert the tem affine to the type.
19816 (add_elt_to_tree): Use sizetype for the step if a pointer.
19817 Use POINTER_PLUS_EXPR for pointers.
19818 (aff_combination_to_tree): Use sizetype for the step if a
19821 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
19823 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
19824 Remove commutativity hint.
19826 2008-03-10 Jakub Jelinek <jakub@redhat.com>
19830 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
19831 errorneous type. Check that v is a VAR_DECL.
19833 PR middle-end/35099
19834 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
19836 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
19838 PR tree-optimization/35494
19839 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
19840 may be overriden at link and run time.
19842 2008-03-10 Richard Guenther <rguenther@suse.de>
19844 PR tree-optimization/34677
19845 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
19846 (poolify_tree): Likewise.
19847 (modify_expr_template): Likewise.
19848 (poolify_modify_stmt): Likewise.
19849 (insert_fake_stores): Handle all component-ref style stores
19850 in addition to INDIRECT_REF. Also handle complex types.
19851 Do not poolify the inserted load.
19852 (realify_fake_stores): Do not rebuild the tree but only
19853 make it a SSA_NAME copy.
19854 (init_pre): Remove initialzation of modify_expr_template.
19855 Do not allocate modify_expr_node_pool.
19856 (fini_pre): Do not free modify_expr_node_pool.
19858 2008-03-10 Paul Brook <paul@codesourcery.com>
19860 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
19861 to avoid conflicts.
19863 2008-03-10 Paul Brook <paul@codesourcery.com>
19864 Mark Shinwell <shinwell@codesourcery.com>
19866 * config/arm/cortex-r4.md: New.
19867 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
19869 * config/arm/arm.md: Include cortex-r4.md.
19870 (insn): Add smmls, sdiv and udiv values.
19871 (generic_sched): Don't use generic scheduling for Cortex-R4.
19872 (arm_issue_rate): New function.
19873 (TARGET_SCHED_ISSUE_RATE): Define.
19875 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
19877 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
19879 2008-03-10 Richard Guenther <rguenther@suse.de>
19881 * tree-ssa-pre.c (get_sccvn_value): Simplify.
19882 (compute_avail): Do not add stmt uses to AVAIL_OUT.
19884 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
19886 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
19887 Set default to true.
19889 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19891 * c.opt (Wsynth): Deprecate.
19892 * doc/invoke.texi (Option Summary, Warning Options): Document
19893 -Wno-format-contains-nul.
19895 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
19898 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
19899 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
19901 2008-03-09 Ira Rosen <irar@il.ibm.com>
19903 * config/rs6000/rs6000.c (builtin_description): Rename vector
19904 left shift operations.
19905 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
19906 (altivec_vsl<VI_char>): Rename to ...
19907 (ashl<mode>3): ... new name.
19908 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
19910 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
19912 2008-03-08 Richard Guenther <rguenther@suse.de>
19914 * coverage.h (tree_coverage_counter_addr): Declare.
19915 * coverage.c (tree_coverage_counter_addr): New function.
19916 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
19917 before using again.
19918 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
19919 (tree_gen_one_value_profiler): Likewise.
19920 (tree_gen_ic_profiler): Likewise.
19921 (tree_gen_average_profiler): Likewise.
19922 (tree_gen_ior_profiler): Likewise.
19924 2008-03-08 Richard Guenther <rguenther@suse.de>
19926 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
19927 (vn_binary_op_insert): Likewise.
19928 (vn_unary_op_lookup): Likewise.
19929 (vn_unary_op_insert): Likewise.
19930 (vn_nary_op_lookup): Declare.
19931 (vn_nary_op_insert): Likewise.
19932 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
19933 and binary hashes, use a single obstack for unary_op_pool
19934 and binary_op_pool.
19935 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
19936 a single struct vn_nary_op_s. Store tree code length and
19937 a variable number of operands.
19938 (struct vn_reference_op_struct): Remove unused op2.
19939 (vn_reference_op_eq): Do not compare op2.
19940 (vn_reference_op_compute_hash): Do not compute hash of op2.
19941 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
19942 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
19943 with vn_nary_op_compute_hash.
19944 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
19945 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
19947 (vn_unary_op_insert, vn_binary_op_insert): Replace with
19949 (visit_unary_op): Call nary functions.
19950 (visit_binary_op): Likewise.
19951 (process_scc): Adjust for struct vn_tables_s changes.
19952 (allocate_vn_table): Likewise.
19953 (free_vn_table): Likewise.
19954 * tree-vn.c (vn_add): Call nary functions.
19955 (vn_lookup): Likewise.
19957 2008-03-08 Jakub Jelinek <jakub@redhat.com>
19960 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
19961 wdst back after sync_compare_and_swapqhi_internal.
19963 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
19966 * config/i386/i386-modes.def (V1DI): New vector mode.
19967 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
19968 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
19969 (MMXMODE248): Ditto.
19970 (MMXMODE): Add V1DI mode.
19971 (mmxvecsize): Change DI mode to V1DI mode.
19972 ("mov<mode>): Use MMXMODEI8 mode iterator.
19973 ("*mov<mode>_internal_rex64"): Ditto.
19974 ("*mov<mode>_internal"): Ditto.
19975 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
19976 ("mmx_sub<mode>3"): Ditto.
19977 ("mmx_adddi3"): Remove insn pattern.
19978 ("mmx_subdi3"): Ditto.
19979 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
19980 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
19981 ("mmx_ashl<mode>3"): Ditto.
19982 ("mmx_lshrdi3"): Remove insn pattern.
19983 ("mmx_ashldi3"): Ditto.
19984 * config/i386/i386.c (classify_argument): Handle V1DImode.
19985 (function_arg_advance_32): Ditto.
19986 (function_arg_32): Ditto.
19987 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
19988 mmx_addv1di3 insn pattern.
19989 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
19990 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
19991 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
19992 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
19993 Remove definitions of built-in functions.
19994 (V1DI_type_node): New node.
19995 (v1di_ftype_v1di_int): Ditto.
19996 (v1di_ftype_v1di_v1di): Ditto.
19997 (v2si_ftype_v2si_si): Ditto.
19998 (v4hi_ftype_v4hi_di): Remove node.
19999 (v2si_ftype_v2si_di): Ditto.
20000 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20001 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20002 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20003 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20004 Add new builtins using def_builtin_const.
20005 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20006 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20007 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20008 * config/i386/mmintrin.h (__v1di): New typedef.
20009 (_mm_add_si64): Cast arguments to __v1di type.
20010 (_mm_sub_si64): Ditto.
20011 (_mm_sll_pi16): Cast __count to __v4hi type.
20012 (_mm_sll_pi32): Cast __count to __v2si type.
20013 (_mm_sll_si64): Cast arguments to __v1di type.
20014 (_mm_srl_pi16): Cast __count to __v4hi type.
20015 (_mm_srl_pi32): Cast __count to __v2si type.
20016 (_mm_srl_si64): Cast arguments to __v1di type.
20017 (_mm_sra_pi16): Cast __count to __v4hi type.
20018 (_mm_sra_pi32): Cast __count to __v2si type.
20019 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20020 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20021 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20022 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20023 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20024 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20025 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20026 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20027 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20028 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20029 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20030 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20032 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20034 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20036 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20039 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20040 reg+const addressing for Altivec modes. Don't generate reg+reg
20041 addressing for TFmode or TDmode quantities.
20043 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20045 * c-common.c (vector_types_convertible_p): Call langhook
20046 instead of comptypes.
20048 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20051 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20052 integral and scalar float variables which have a
20055 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20057 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20058 dwarf_register_span hook when emitting unwind information for
20059 register-to-memory saves.
20060 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20061 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20063 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20065 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20066 for the same VAR_DECL.
20068 2008-03-06 Tom Tromey <tromey@redhat.com>
20070 * treelang: Delete.
20071 * doc/standards.texi (Standards): Don't mention treelang.
20072 * doc/invoke.texi (Overall Options): Don't mention treelang.
20073 * doc/install.texi (Prerequisites): Don't mention bison or
20075 (Configuration): Don't mention treelang.
20076 (Building): Likewise.
20077 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20079 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20081 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20082 word-extractions out of a multi-word object.
20084 2008-03-06 Richard Guenther <rguenther@suse.de>
20086 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20087 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20088 result type and precision.
20089 * expr.c (get_inner_reference): Set unsignedp based on the result
20090 type of BIT_FIELD_REF.
20091 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20092 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20093 (try_instantiate_multiple_fields): Likewise. Use the correct type
20095 (sra_build_assignment): Likewise.
20096 (sra_build_elt_assignment): Likewise.
20097 (sra_explode_bitfield_assignment): Likewise.
20098 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20099 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20100 set BIT_FIELD_REF_UNSIGNED.
20101 (vectorizable_load): Likewise.
20103 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20105 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20108 2008-03-06 Richard Guenther <rguenther@suse.de>
20110 * alias.c (struct alias_set_entry): Move has_zero_child field
20111 to pack with alias_set.
20113 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20115 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20118 2008-03-05 Ian Lance Taylor <iant@google.com>
20120 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20122 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20124 * fwprop.c (update_df): Support width and offset parameters of
20126 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20127 global_conflicts): Change DF_REF_EXTRACT to either
20128 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20129 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20130 * df-scan.c (df_ref_record, df_defs_record,
20131 df_ref_create_structure, df_def_record_1, df_uses_record,
20132 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20133 df_bb_refs_collect, df_entry_block_defs_collect,
20134 df_exit_block_uses_collect): Support new width and offset fields.
20135 (ref_extract_pool): New storage pool.
20136 (df_free_ref): New function.
20137 (df_reg_chain_unlink, df_free_collection_rec,
20138 df_sort_and_compress_refs): Call df_free_ref.
20139 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20141 (df_ref_create_structure): Allocate df_ref_extract if offset and
20142 width fields are used.
20143 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20144 (df_uses_record): Get offset and width from ZERO_EXTRACT
20146 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20147 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20148 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20149 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20150 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20151 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20152 (df_ref_extract): New structure.
20153 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20154 (df_ref_create): Add width and offset parameters.
20156 2008-03-05 Richard Guenther <rguenther@suse.de>
20158 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20159 Use ranges_overlap_p.
20160 (offset_overlaps_with_access): Rename
20161 to ranges_overlap_p and move ...
20162 * tree-flow-inline.h (ranges_overlap_p): ... here.
20164 * tree.h (get_inner_reference, handled_component_p): Update
20167 * tree.h (record_component_aliases, get_alias_set,
20168 alias_sets_conflict_p, alias_sets_must_conflict_p,
20169 objects_must_conflict_p): Move declarations ...
20170 * alias.h (record_component_aliases, get_alias_set,
20171 alias_sets_conflict_p, alias_sets_must_conflict_p,
20172 objects_must_conflict_p): ... here.
20173 Include coretypes.h.
20174 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20176 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20178 * cfg.c: Include tree-flow.h.
20179 (remove_edge_raw): Call redirect_edge_var_map_clear.
20180 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20181 * tree-flow-inline.h (redirect_edge_var_map_def): New.
20182 (redirect_edge_var_map_result): New.
20183 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
20184 PENDING_STMT use with redirect_edge_var_map_*.
20185 * tree-ssa.c (edge_var_maps): New definition.
20186 (redirect_edge_var_map_add): New.
20187 (redirect_edge_var_map_clear): New.
20188 (redirect_edge_var_map_dup): New.
20189 (redirect_edge_var_map_vector): New.
20190 (redirect_edge_var_map_destroy): New.
20191 (ssa_redirect_edge): Replace PENDING_STMT use with
20192 redirect_edge_var_map_*.
20193 (flush_pending_stmts): Same.
20194 (delete_tree_ssa): Destroy edge var map.
20195 * tree-flow.h (struct _edge_var_map): New.
20196 Define edge_var_map vector type.
20197 Declare redirect_edge_var_map_* prototypes.
20198 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
20199 * tree-cfg.c (reinstall_phi_args): Replace
20200 PENDING_STMT use with redirect_edge_var_map_*.
20202 2008-03-05 Richard Guenther <rguenther@suse.de>
20204 PR tree-optimization/35472
20205 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
20206 whose single use_stmt has a overlapping set of loaded and
20207 stored symbols as that use_stmt might be a noop assignment then.
20209 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20211 * gthr-rtems.h: Implement __gthread_mutex_destroy.
20213 2008-03-05 Richard Guenther <rguenther@suse.de>
20216 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
20217 should be constants.
20218 * tree-cfg.c (verify_expr): Verify it.
20219 * fold-const.c (fold_truthop): Remove code generating
20220 BIT_FIELD_REFs of structure bases.
20221 (fold_binary): Likewise.
20222 (fold_ternary): Position and size of BIT_FIELD_REFs are
20223 always host integers.
20224 (make_bit_field_ref): Remove.
20225 (optimize_bit_field_compare): Remove.
20226 (all_ones_mask_p): Remove.
20228 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
20231 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
20232 (split_block_and_df_analyze): New. Split basic block and rebuild
20234 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
20236 (split_pattern_seq): Likewise.
20237 (erase_matching_seqs): Likewise.
20238 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
20240 2008-03-04 Geoff Keating <geoffk@apple.com>
20242 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
20243 declaration and code.
20244 (tree_invalid_nonnegative_warnv_p): Likewise.
20246 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
20248 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
20249 examples. Truncate option-names then causing overfull hbox.
20251 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20254 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
20256 * configure: Rebuilt.
20258 2008-03-04 Rafael Espíndola <espindola@google.com>
20260 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
20261 (tree_unary_nonnegative_warnv_p): New.
20262 (tree_binary_nonnegative_warnv_p): New.
20263 (tree_single_nonnegative_warnv_p): New.
20264 (tree_invalid_nonnegative_warnv_p): New.
20265 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
20267 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20270 * opts.c (handle_option): Postpone 'unknown option' errors only for
20273 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
20276 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
20279 2008-03-04 Rafael Espíndola <espindola@google.com>
20281 * fold-const.c (tree_unary_nonzero_warnv_p): New.
20282 (tree_binary_nonzero_warnv_p): New.
20283 (tree_single_nonzero_warnv_p): New.
20284 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
20286 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
20288 PR middle-end/35456
20289 * fold-const.c (fold_cond_expr_with_comparison): Prevent
20290 transformations for modes that have signed zeros.
20291 * ifcvt.c (noce_try_abs): Ditto.
20293 2008-03-04 Joseph Myers <joseph@codesourcery.com>
20295 * config/i386/i386.c (override_options): Force
20296 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
20298 2008-03-04 Jan Hubicka <jh@suse.cz>
20301 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
20304 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20306 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
20307 label to probe the stack.
20309 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20311 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
20312 (__gthr_win32_mutex_destroy): Declare.
20313 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
20314 __gthr_win32_mutex_destroy.
20315 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
20317 2008-03-03 Jan Hubicka <jh@suse.cz>
20320 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
20321 aggressive on inlining cold calls.
20323 2008-03-03 Richard Guenther <rguenther@suse.de>
20325 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
20326 struct copies into the expression table.
20327 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
20328 (try_to_simplify): Likewise.
20329 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
20330 integral and pointer arguments which do not change the
20331 precision to NOP_EXPRs.
20332 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
20333 VIEW_CONVERT_EXPR case.
20335 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
20337 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
20338 defined in a loop at depth 0 is invariant.
20339 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
20340 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
20341 be called at loop depth 0.
20343 2008-03-02 Jakub Jelinek <jakub@redhat.com>
20346 * gcc.c (process_command): Update copyright notice dates.
20347 * gcov.c (print_version): Likewise.
20348 * gcov-dump.c (print_version): Likewise.
20349 * mips-tfile.c (main): Likewise.
20350 * mips-tdump.c (main): Likewise.
20352 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20355 * c-common.c (flag_permissive): Delete.
20356 (constant_expression_warnings): Check flags first.
20357 (constant_expression_error): New.
20358 * c-common.h (flag_permissive): Delete.
20359 (constant_expression_error): Declare.
20360 * flags.h (flag_permissive): Declare. Update description.
20361 * diagnostic.c (pedwarn): Update.
20363 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
20364 (permissive_error_kind): New.
20365 * toplev.c (flag_permissive): Define. Update description.
20366 * toplev.h (permissive_error_kind): Declare.
20367 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
20368 (pedwarn_c90): Use pedantic_warning_kind.
20369 * c-opts.c (c_common_post_options): flag_permissive does not affect
20370 flag_pedantic_errors.
20372 2008-03-02 Joseph Myers <joseph@codesourcery.com>
20374 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
20375 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
20376 __absvsi2, __absvDI2): Use unsigned arithmetic.
20378 2008-03-02 Andi Kleen <ak@suse.de>
20379 Richard Guenther <rguenther@suse.de>
20381 * struct-equiv.c: Remove file.
20382 * cfg_cleanup.c (condjump_equiv_p): Remove.
20383 * Makefile.in (OBJS-common): Remove struct-equiv.o.
20384 (struct-equiv.o): Remove rule.
20385 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
20386 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
20387 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
20389 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20391 * ifcvt.c (noce_process_if_block): Try to handle only the then
20392 block if the else block exists but isn't suitable.
20394 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20397 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
20398 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
20399 regression from previous patch.
20401 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20404 * gthr.h: Add __gthread_mutex_destroy as a function that must be
20406 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
20407 * gthr-single.h (__gthread_mutex_destroy): Likewise.
20408 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
20409 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
20410 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
20411 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
20412 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
20413 (__gthread_mutex_destroy_function): Rename to
20414 __gthread_mutex_destroy.
20415 * gthr-dce.h (__gthread_mutex_destroy): Call
20416 pthread_mutex_destroy.
20417 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
20418 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
20419 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
20421 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20423 * df-scan.c (df_ref_chain_change_bb): Simplify.
20424 (df_insn_change_bb): Add new_bb argument. Simplify. Call
20425 set_block_for_insn if there's any change.
20426 * df.h ((df_insn_change_bb): Fix prototype.
20427 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
20428 df_insn_change_bb, don't call set_block_for_insn.
20429 * emit-rtl.c (reorder_insns): Likewise.
20430 * haifa-sched.c (move_insn): Likewise.
20432 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20434 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
20436 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20438 * tree-flow-inline.h (next_readonly_imm_use): Return
20439 NULL_USE_OPERAND_P after the end.
20441 2008-03-01 Richard Guenther <rguenther@suse.de>
20443 PR tree-optimization/35411
20444 * tree-sra.c (sra_build_assignment): Split conversion to
20445 final type to a separate statement if we are not assigning
20448 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20450 * fold-const.c (fold_convertible_p): Correct the logic to follow
20451 that in fold_convert().
20453 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
20456 * tree-inline.c (build_duplicate_type): When we make a
20457 duplicate type, make it unique in the canonical types system.
20459 2008-02-29 Tom Tromey <tromey@redhat.com>
20461 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
20462 input_file_stack_history, input_file_stack_restored): Remove.
20463 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20464 * input.h (struct file_stack): Remove.
20465 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20466 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
20468 * diagnostic.h (struct diagnostic_context) <last_module>: Change
20470 (diagnostic_last_module_changed): Add 'map' argument.
20471 (diagnostic_set_last_function): Likewise.
20472 * diagnostic.c (undiagnostic_report_current_module): Iterate using
20473 line map, not input_file_stack.
20474 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
20476 2008-02-29 Paul Brook <paul@codesourcery.com>
20478 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
20480 2008-02-29 Paul Brook <paul@codesourcery.com>
20482 * config/arm/ieee754-df.S (muldf3): Use RET macros.
20484 2008-02-29 Richard Guenther <rguenther@suse.de>
20486 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
20488 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
20489 value for comparing for a store match.
20490 (simplify_unary_expression): Do nothing for SSA_NAMEs.
20491 (try_to_simplify): Do not do a full-blown reference lookup.
20493 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20495 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
20496 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20498 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
20500 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
20502 * tree-loop-linear.c (try_interchange_loops): Compare memory access
20503 strides against cache sizes.
20505 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20507 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
20510 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
20512 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
20513 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
20514 is smaller than the original promoted value.
20515 (simplify_subreg): If OP is a SUBREG, try to preserve its
20516 SUBREG_PROMOTED_VAR_P information.
20518 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
20520 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
20521 (VN_INFO_GET): Allocate new objects on the obstack.
20522 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
20523 for rpo_numbers_temp, for consistency.
20524 (free_scc_vn): Free the obstack.
20526 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
20528 * doc/invoke.texi: Document -ftree-loop-distribution.
20529 * tree-loop-distribution.c: New.
20530 * tree-pass.h (pass_loop_distribution): New.
20531 * graphds.h (struct graph): Add htab_t indices.
20532 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
20533 * tree-vectorizer.c (rename_variables_in_loop): Extern.
20534 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
20535 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
20536 * tree-data-ref.c (debug_data_dependence_relations): New.
20537 (dump_data_dependence_relation): Also print data references.
20538 (free_data_ref): Extern.
20539 (same_access_functions): Moved...
20540 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
20541 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20542 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
20543 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
20544 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
20545 (stmts_from_loop): Skip LABEL_EXPR.
20546 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
20548 (build_rdg): Initialize rdg->indices htab.
20549 (free_rdg, stores_from_loop, ref_base_address,
20550 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
20551 have_similar_memory_accesses_1, ref_base_address_1,
20552 remove_similar_memory_refs): New.
20553 * tree-data-ref.h: Depend on tree-chrec.h.
20554 (debug_data_dependence_relations, free_data_ref): Declared.
20555 (same_access_functions): ... here.
20556 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
20558 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
20559 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
20560 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
20561 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20562 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
20563 rdg_vertex_for_stmt): Declared.
20564 (struct rdg_edge): Add level.
20566 (free_rdg, stores_from_loop, remove_similar_memory_refs,
20567 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
20569 (rdg_has_similar_memory_accesses): New.
20570 * tree-vect-analyze.c: Remove unused static decls.
20571 * lambda.h (dependence_level): New.
20572 * common.opt (ftree-loop-distribution): New.
20573 * tree-flow.h (mark_virtual_ops_in_bb,
20574 slpeel_tree_duplicate_loop_to_edge_cfg,
20575 rename_variables_in_loop): Declared.
20576 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
20577 (OBJS-common): Add tree-loop-distribution.o.
20578 (tree-loop-distribution.o): New rule.
20579 * tree-cfg.c (mark_virtual_ops_in_bb): New.
20580 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
20581 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
20583 2008-02-28 Joseph Myers <joseph@codesourcery.com>
20586 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
20587 other than structures and unions.
20589 2008-02-28 Richard Guenther <rguenther@suse.de>
20592 2008-02-26 Richard Guenther <rguenther@suse.de>
20594 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20595 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20596 (lookup_decl_from_uid): Declare.
20597 (remove_decl_from_map): Likewise.
20598 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20599 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20600 (decl_for_uid_map): New global hashtable mapping DECL_UID
20602 (init_ttree): Allocate it.
20603 (insert_decl_to_uid_decl_map): New helper function.
20604 (make_node_stat): Insert new decls into the map.
20605 (copy_node_stat): Likewise.
20606 (lookup_decl_from_uid): New function.
20607 (remove_decl_from_map): Likewise.
20608 (print_decl_for_uid_map_statistics): New helper.
20609 (dump_tree_statistics): Call it.
20611 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20612 (referenced_var_iterator): Adjust.
20613 (FOR_EACH_REFERENCED_VAR): Adjust.
20614 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20615 (num_referenced_vars): Adjust.
20616 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20617 (first_referenced_var): Remove.
20618 (end_referenced_vars_p): Likewise.
20619 (next_referenced_var): Likewise.
20620 (referenced_var_iterator_set): New helper function.
20621 * tree-dfa.c (referenced_var_lookup): Adjust.
20622 (referenced_var_check_and_insert): Likewise.
20623 (remove_referenced_var): Likewise.
20624 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20625 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20626 (verify_call_clobbering): Likewise.
20627 (verify_memory_partitions): Likewise.
20628 (init_tree_ssa): Allocate bitmap instead of hashtable for
20630 (delete_tree_ssa): Adjust.
20631 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20632 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20633 (compute_tag_properties): Likewise.
20634 (set_initial_properties): Likewise.
20635 (find_partition_for): Likewise.
20636 (update_reference_counts): Likewise.
20637 (dump_may_aliases_for): Likewise.
20638 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20639 (add_call_clobber_ops): Likewise.
20640 (add_call_read_ops): Likewise.
20641 (get_asm_expr_operands): Likewise.
20642 * tree-into-ssa.c (dump_decl_set): Likewise.
20643 (update_ssa): Likewise.
20644 * tree-sra.c (scan_function): Likewise.
20645 (decide_instantiations): Likewise.
20646 (scalarize_parms): Likewise.
20647 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20648 (dsa_named_for): Likewise.
20649 * tree-ssa-structalias.c (update_alias_info): Likewise.
20650 (merge_smts_into): Likewise.
20652 2008-02-27 David Daney <ddaney@avtrex.com>
20655 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
20656 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
20657 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
20658 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
20659 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
20661 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
20664 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
20665 (BUILT_IN_NEXTTOWARD): Remove.
20666 (BUILT_IN_NEXTTOWARDF): Ditto.
20667 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
20668 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
20670 2008-02-27 Tom Tromey <tromey@redhat.com>
20672 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
20673 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
20675 2008-02-27 Jan Beulich <jbeulich@novell.com>
20677 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
20678 update the respective field on newdecl.
20680 2008-02-27 Revital Eres <eres@il.ibm.com>
20682 PR rtl-optimization/34999
20683 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
20684 crossing edges that ends with a call insn.
20685 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
20686 call insn and clear the EDGE_CROSSING flag of the crossing edge
20687 when fixing fallthru edges.
20689 2008-02-27 Richard Guenther <rguenther@suse.de>
20691 PR middle-end/35390
20692 * fold-const.c (fold_unary): Return the correct argument,
20693 converted to the result type.
20695 2008-02-27 Richard Guenther <rguenther@suse.de>
20697 PR middle-end/34971
20698 * expr.c (expand_expr_real_1): Assert on rotates that operate
20700 * fold-const.c (fold_binary): Use the types precision, not the
20701 bitsize of the mode if folding rotate expressions. Build rotates
20702 only for full modes.
20704 2008-02-27 Jakub Jelinek <jakub@redhat.com>
20706 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
20707 and CPP_PRAGMA_EOL.
20708 * c-pragma.c (pragma_ns_name): New typedef.
20709 (registered_pp_pragmas): New variable.
20710 (c_pp_lookup_pragma): New function.
20711 (c_register_pragma_1): If flag_preprocess_only, do nothing
20712 for non-expanded pragmas, for expanded ones push pragma's
20713 namespace and name into registered_pp_pragmas vector.
20714 (c_invoke_pragma_handler): Register OpenMP pragmas even when
20715 flag_preprocess_only, don't register GCC pch_preprocess
20716 pragma if flag_preprocess_only.
20717 * c-opts.c (c_common_init): Call init_pragma even if
20718 flag_preprocess_only.
20719 * c-pragma.c (c_pp_lookup_pragma): New prototype.
20720 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
20721 cpp_register_pragma if flag_preprocess_only.
20723 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20726 * c-parser.c (c_parser_translation_unit): Warn for empty
20727 translation unit, not empty source file.
20729 2008-02-26 Paul Brook <paul@codesourcery.com>
20731 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
20732 operand for Thumb-2.
20733 * config/arm/arm.h (reg_class): Add CORE_REGS.
20734 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
20735 (BASE_REG_CLASS): Use CORE_REGS.
20736 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
20737 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
20738 (REGNO_OK_FOR_INDEX_P): Exclude SP.
20739 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
20740 ARM_REGNO_OK_FOR_INDEX_P.
20741 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
20742 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
20743 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
20744 (ldm/stm peepholes): Ditto.
20745 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
20746 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
20747 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
20748 * config/arm/constraints.md: Enable "k" constraint on ARM.
20750 2008-02-27 Ben Elliston <bje@au.ibm.com>
20752 * config/rs6000/rs6000.c: Annotate cache line size field in all
20753 instances of struct processor_costs.
20755 2008-02-26 David Edelsohn <edelsohn@gnu.org>
20757 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
20758 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
20759 jump_bypass): New counters.
20760 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
20761 * dce.c (gate_ud_dce): Same.
20762 (gate_fast_dce): Same.
20763 * dse.c (gate_dse1): New function.
20764 (gate_dse2): New function.
20765 (gate_dse): Merge results of new gate functions.
20766 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
20767 (gate_handle_jump_bypass): Add dbg_cnt.
20768 (gate_handle_gcse): Add dbg_cnt.
20769 * ifcvt.c (gate_handle_if_conversion): Same.
20770 (gate_handle_if_after_combine): Same.
20771 (gate_handle_if_after_reload): Same.
20772 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
20774 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
20776 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
20778 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
20780 2008-02-26 Jason Merrill <jason@redhat.com>
20783 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
20784 alone if it's the naming decl for the type's main variant.
20786 2008-02-26 Tom Tromey <tromey@redhat.com>
20788 * system.h (USE_MAPPED_LOCATION): Poison.
20789 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
20790 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
20791 (make_goto_expr_edges): Likewise.
20792 (remove_bb): Likewise.
20793 (execute_warn_function_return): Likewise.
20794 * basic-block.h (struct edge_def) <goto_locus>: Change type to
20796 * c-common.c (fname_decl): Remove old location code.
20797 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
20799 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
20801 (ASM_INPUT_SOURCE_LOCATION): Likewise.
20802 (gen_rtx_ASM_INPUT): Likewise.
20803 (gen_rtx_ASM_INPUT_loc): Likewise.
20804 (get_rtx_asm_OPERANDS): Remove.
20805 * cfglayout.c (insn_locators_alloc): Remove old location code.
20806 (set_curr_insn_source_location): Likewise.
20807 (curr_insn_locator): Likewise.
20808 * print-tree.c (print_node): Remove old location code.
20809 * tree-mudflap.c (mf_varname_tree): Remove old location code.
20810 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
20811 * cfgexpand.c (expand_gimple_cond_expr): Don't use
20812 location_from_locus.
20813 (construct_exit_block): Remove old location code.
20814 * emit-rtl.c (force_next_line_note): Remove old location code.
20815 * profile.c (branch_prob): Remove old location code.
20816 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
20817 LOC_LINE): Remove old-location variants.
20818 * langhooks.c (lhd_print_error_function): Remove old location
20820 * configure, config.in: Rebuilt.
20821 * configure.ac (--enable-mapped-location): Remove.
20822 * c-decl.c (c_init_decl_processing): Remove old location code.
20823 (finish_function): Likewise.
20824 * recog.c (decode_asm_operands): Remove old location code.
20825 * c-pch.c (c_common_read_pch): Remove old location code.
20826 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
20828 * gimple-low.c (lower_function_body): Remove old location code.
20829 * toplev.c (unknown_location): Remove.
20830 (push_srcloc): Remove old-location variant.
20831 (process_options): Remove old location code.
20832 (lang_dependent_init): Likewise.
20833 * input.h (UNKNOWN_LOCATION): Move definition.
20834 (location_t): Undeprecate.
20835 (source_locus): Remove.
20836 (location_from_locus): Remove.
20837 (struct location_s): Remove.
20838 Remove all old-location code.
20839 (input_line, input_filename): Remove.
20840 * final.c (final_scan_insn): Remove old location code.
20841 * diagnostic.c (diagnostic_build_prefix): Remove
20842 USE_MAPPED_LOCATION test.
20843 * tree.h (gimple_stmt) <locus>: Now a location_t.
20844 (tree_exp) <locus>: Likewise.
20845 (DECL_IS_BUILTIN): Remove old-location variant.
20846 (annotate_with_file_line, annotate_with_locus): Likewise.
20847 (expr_locus, set_expr_locus): Update.
20848 * tree.c (build1_stat): Remove old location code.
20849 (last_annotated_node): Remove.
20850 (annotate_with_file_line): Remove old-location variant.
20851 (annotate_with_locus): Likewise.
20852 (expr_location): Remove old location code.
20853 (set_expr_location): Likewise.
20854 (expr_has_location): Likewise.
20855 (expr_locus): Likewise.
20856 (set_expr_locus): Likewise.
20857 (expr_filename): Don't use location_from_locus.
20858 (expr_lineno): Likewise.
20859 * rtl-error.c (location_for_asm): Remove old location code.
20860 * c-lex.c (cb_line_change): Remove old location code.
20861 (fe_file_change): Likewise.
20862 (cb_def_pragma): Likewise.
20863 (c_lex_with_flags): Likewise.
20864 * gengtype.c (do_typedef): Don't special-case location types.
20865 (define_location_structures): Remove.
20866 (main): Don't call define_location_structures.
20867 * tree-pretty-print.c (dump_implicit_edges): Remove old location
20870 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20873 * builtins.def (BUILT_IN_STDARG_START): Remove.
20874 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
20875 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
20876 * tree-inline.c (inline_forbidden_p_1): Likewise.
20878 2008-02-26 Richard Guenther <rguenther@suse.de>
20880 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20881 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20882 (lookup_decl_from_uid): Declare.
20883 (remove_decl_from_map): Likewise.
20884 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20885 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20886 (decl_for_uid_map): New global hashtable mapping DECL_UID
20888 (init_ttree): Allocate it.
20889 (insert_decl_to_uid_decl_map): New helper function.
20890 (make_node_stat): Insert new decls into the map.
20891 (copy_node_stat): Likewise.
20892 (lookup_decl_from_uid): New function.
20893 (remove_decl_from_map): Likewise.
20894 (print_decl_for_uid_map_statistics): New helper.
20895 (dump_tree_statistics): Call it.
20897 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20898 (referenced_var_iterator): Adjust.
20899 (FOR_EACH_REFERENCED_VAR): Adjust.
20900 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20901 (num_referenced_vars): Adjust.
20902 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20903 (first_referenced_var): Remove.
20904 (end_referenced_vars_p): Likewise.
20905 (next_referenced_var): Likewise.
20906 (referenced_var_iterator_set): New helper function.
20907 * tree-dfa.c (referenced_var_lookup): Adjust.
20908 (referenced_var_check_and_insert): Likewise.
20909 (remove_referenced_var): Likewise.
20910 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20911 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20912 (verify_call_clobbering): Likewise.
20913 (verify_memory_partitions): Likewise.
20914 (init_tree_ssa): Allocate bitmap instead of hashtable for
20916 (delete_tree_ssa): Adjust.
20917 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20918 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20919 (compute_tag_properties): Likewise.
20920 (set_initial_properties): Likewise.
20921 (find_partition_for): Likewise.
20922 (update_reference_counts): Likewise.
20923 (dump_may_aliases_for): Likewise.
20924 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20925 (add_call_clobber_ops): Likewise.
20926 (add_call_read_ops): Likewise.
20927 (get_asm_expr_operands): Likewise.
20928 * tree-into-ssa.c (dump_decl_set): Likewise.
20929 (update_ssa): Likewise.
20930 * tree-sra.c (scan_function): Likewise.
20931 (decide_instantiations): Likewise.
20932 (scalarize_parms): Likewise.
20933 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20934 (dsa_named_for): Likewise.
20935 * tree-ssa-structalias.c (update_alias_info): Likewise.
20936 (merge_smts_into): Likewise.
20938 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20941 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
20942 * c-opts.c (c_common_handle_option): Wall enables
20943 Wvolatile-register-var.
20944 * common.opt: Move Wvolatile-register-var to...
20947 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20949 * common.opt (Wlarger-than=): New.
20950 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
20952 * opts.c (common_handle_option): Handle -Wlarger-than=.
20953 * optc-gen.awk: Likewise.
20954 * opth-gen.awk: Likewise.
20955 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
20956 * tree-optimize.c (tree_rest_of_compilation): Likewise.
20958 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20960 * c-common.c (match_case_to_enum_1): Add appropriate
20961 OPT_W* parameter to warning.
20962 (c_do_switch_warnings): Likewise.
20963 * c-typeck.c (warning_init): Add one more parameter following
20964 'warning' function.
20965 (push_init_level): Update call to warning_init.
20966 (pop_init_level): Likewise.
20967 (add_pending_init): Likewise.
20968 (output_init_element: Likewise.
20970 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20973 * toplev.c (toplev_main): If there are warnings or error, print
20974 errors for ignored options.
20975 * opts.c (ignored_options): New static variable.
20976 (postpone_unknown_option_error): New.
20977 (print_ignored_options): New.
20978 (handle_option): Postpone errors for unknown -Wno-* options.
20979 * opts.h (print_ignored_options): Declare.
20981 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
20983 * config/mips/mips.md (loadgp_blockage, blockage): Change type
20986 2008-02-25 Richard Guenther <rguenther@suse.de>
20989 2008-02-25 Richard Guenther <rguenther@suse.de>
20991 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20992 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20993 (lookup_decl_from_uid): Declare.
20994 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20995 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20996 (decl_for_uid_map): New global hashtable mapping DECL_UID
20998 (init_ttree): Allocate it.
20999 (insert_decl_to_uid_decl_map): New helper function.
21000 (make_node_stat): Insert new decls into the map.
21001 (copy_node_stat): Likewise.
21002 (lookup_decl_from_uid): New function.
21003 (print_decl_for_uid_map_statistics): New helper.
21004 (dump_tree_statistics): Call it.
21006 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21007 (referenced_var_iterator): Adjust.
21008 (FOR_EACH_REFERENCED_VAR): Adjust.
21009 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21010 (num_referenced_vars): Adjust.
21011 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21012 (first_referenced_var): Remove.
21013 (end_referenced_vars_p): Likewise.
21014 (next_referenced_var): Likewise.
21015 (referenced_var_iterator_set): New helper function.
21016 * tree-dfa.c (referenced_var_lookup): Adjust.
21017 (referenced_var_check_and_insert): Likewise.
21018 (remove_referenced_var): Likewise.
21019 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21020 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21021 (verify_call_clobbering): Likewise.
21022 (verify_memory_partitions): Likewise.
21023 (init_tree_ssa): Allocate bitmap instead of hashtable for
21025 (delete_tree_ssa): Adjust.
21026 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21027 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21028 (compute_tag_properties): Likewise.
21029 (set_initial_properties): Likewise.
21030 (find_partition_for): Likewise.
21031 (update_reference_counts): Likewise.
21032 (dump_may_aliases_for): Likewise.
21033 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21034 (add_call_clobber_ops): Likewise.
21035 (add_call_read_ops): Likewise.
21036 (get_asm_expr_operands): Likewise.
21037 * tree-into-ssa.c (dump_decl_set): Likewise.
21038 (update_ssa): Likewise.
21039 * tree-sra.c (scan_function): Likewise.
21040 (decide_instantiations): Likewise.
21041 (scalarize_parms): Likewise.
21042 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21043 (dsa_named_for): Likewise.
21044 * tree-ssa-structalias.c (update_alias_info): Likewise.
21045 (merge_smts_into): Likewise.
21047 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21050 * doc/invoke.texi (-fcx-limited-range): Document new option.
21051 * toplev.c (process_options): Handle -fcx-fortran-rules.
21052 * common.opt: Add documentation for -fcx-fortran-rules.
21054 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21057 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21058 actual behaviour and C99.
21060 2008-02-26 Ben Elliston <bje@au.ibm.com>
21062 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21063 (ASM_CPU_POWER6_SPEC): Likewise.
21064 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21065 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21066 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21068 2008-02-25 Richard Guenther <rguenther@suse.de>
21070 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21071 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21072 (lookup_decl_from_uid): Declare.
21073 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21074 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21075 (decl_for_uid_map): New global hashtable mapping DECL_UID
21077 (init_ttree): Allocate it.
21078 (insert_decl_to_uid_decl_map): New helper function.
21079 (make_node_stat): Insert new decls into the map.
21080 (copy_node_stat): Likewise.
21081 (lookup_decl_from_uid): New function.
21082 (print_decl_for_uid_map_statistics): New helper.
21083 (dump_tree_statistics): Call it.
21085 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21086 (referenced_var_iterator): Adjust.
21087 (FOR_EACH_REFERENCED_VAR): Adjust.
21088 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21089 (num_referenced_vars): Adjust.
21090 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21091 (first_referenced_var): Remove.
21092 (end_referenced_vars_p): Likewise.
21093 (next_referenced_var): Likewise.
21094 (referenced_var_iterator_set): New helper function.
21095 * tree-dfa.c (referenced_var_lookup): Adjust.
21096 (referenced_var_check_and_insert): Likewise.
21097 (remove_referenced_var): Likewise.
21098 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21099 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21100 (verify_call_clobbering): Likewise.
21101 (verify_memory_partitions): Likewise.
21102 (init_tree_ssa): Allocate bitmap instead of hashtable for
21104 (delete_tree_ssa): Adjust.
21105 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21106 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21107 (compute_tag_properties): Likewise.
21108 (set_initial_properties): Likewise.
21109 (find_partition_for): Likewise.
21110 (update_reference_counts): Likewise.
21111 (dump_may_aliases_for): Likewise.
21112 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21113 (add_call_clobber_ops): Likewise.
21114 (add_call_read_ops): Likewise.
21115 (get_asm_expr_operands): Likewise.
21116 * tree-into-ssa.c (dump_decl_set): Likewise.
21117 (update_ssa): Likewise.
21118 * tree-sra.c (scan_function): Likewise.
21119 (decide_instantiations): Likewise.
21120 (scalarize_parms): Likewise.
21121 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21122 (dsa_named_for): Likewise.
21123 * tree-ssa-structalias.c (update_alias_info): Likewise.
21124 (merge_smts_into): Likewise.
21126 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21129 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21130 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21131 * alias.h (nonoverlapping_memrefs_p): Likewise.
21133 2008-02-25 Jan Beulich <jbeulich@novell.com>
21135 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21136 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21137 __emultls_get_address, __emultls_register_common,
21138 __floatundi?f, and _Unwind_GetIPInfo.
21139 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21140 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21141 (gen_regparm_prefix): Likewise.
21142 (i386_nlm_encode_section_info): Sync with
21143 config/i386/winnt.c:i386_pe_encode_section_info().
21144 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21145 i386_nlm_mangle_decl_assembler_name): New.
21146 (netware_override_options): New.
21147 * config/i386/netware.h (netware_override_options): Declare.
21148 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21149 (i386_nlm_mangle_decl_assembler_name): Declare.
21150 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21152 2008-02-25 Ben Elliston <bje@au.ibm.com>
21155 * c-decl.c (grokdeclarator): Remove unused local variables
21156 `typedef_type' and `type_as_written'.
21158 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21159 unused local variable `has_hot_blocks'.
21160 (fix_crossing_conditional_branches): Remove unused local variable
21163 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
21165 PR middle-end/19984
21166 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21167 using DEF_C99_BUILTIN.
21168 (BUILT_IN_NANF): Ditto.
21169 (BUILT_IN_NANL): Ditto.
21171 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21172 Revital Eres <eres@il.ibm.com>
21174 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21175 regarding the order of two dependent insns in the same row.
21177 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21179 * stor-layout.c (layout_decl): Do not bump the alignment of a
21180 bit-field to more than byte alignment if it is packed.
21182 2008-02-24 David Edelsohn <edelsohn@gnu.org>
21184 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
21187 2008-02-24 Diego Novillo <dnovillo@google.com>
21189 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
21192 * tree-vrp.c (vrp_evaluate_conditional): With
21193 -Wtype-limits, emit a warning when comparing against a
21194 constant outside the natural range of OP0's type.
21195 * c.opt (Wtype-limits): Move ...
21196 * common.opt (Wtype-limits): ... here.
21198 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
21200 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
21201 * config/rs6000/e300c2c3.md: New file.
21202 * config/rs6000/rs6000.c (processor_costs): Add new costs for
21204 (rs6000_override_options): Add e300c2 and e300c3 cases to
21205 processor_target_table. Do not allow usage of Altivec or Spe
21206 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
21207 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
21208 * config/rs6000/rs6000.h (processor_type): Add
21209 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
21210 (ASM_CPU_SPEC): Add e300c2 and e300c3.
21211 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
21212 and ppce300c3. Include e300c2c3.md.
21214 2008-02-23 David Edelsohn <edelsohn@gnu.org>
21216 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
21217 instead of TARGET_STRICT_ALIGN.
21219 2008-02-23 Joseph Myers <joseph@codesourcery.com>
21221 * explow.c (memory_address): Assert that the generated address is
21224 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21227 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
21228 * config/darwin-ppc-ldouble-patch.def: New file.
21229 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
21230 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
21231 SUBTARGET_INIT_BUILTINS if defined.
21232 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
21235 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21238 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
21239 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
21241 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21244 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
21245 file" warning condtional on -Winvalid-PCH.
21247 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
21249 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
21251 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
21255 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
21256 prevent reload from using MMX registers.
21257 (*mov<mode>_internal): Ditto.
21258 (*movv2sf_internal_rex64): Ditto.
21259 (*movv2sf_internal): Ditto.
21261 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21263 PR documentation/31569
21264 * doc/install.texi2html: Use makeinfo --no-number-sections.
21266 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21268 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
21269 ensure that we can address an entire entity > 8 bytes. Don't
21270 generate reg+reg addressing for such data.
21272 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21274 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
21275 strings when optimizing for size, unless the target cares about
21278 2008-02-22 Tom Tromey <tromey@redhat.com>
21280 * regclass.c (current_pass): Remove declaration.
21282 2008-02-22 Anatoly Sokolov <aesok@post.ru>
21284 * config/avr/libgcc.S (__RAMPZ__): Define.
21285 (__do_copy_data): Add for devices with 128KB code memory.
21287 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21289 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21291 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
21293 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
21295 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
21298 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21301 * c-typeck.c (build_binary_op): Warn about floating point
21302 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
21304 2008-02-21 Janis Johnson <janis187@us.ibm.com>
21307 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
21308 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
21310 (rs6000_override_options): Set altivec_abi as default, not override,
21311 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
21312 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
21313 is used; use new member spe_abi.
21314 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
21315 spe_abi and altivec_abi.
21317 2008-02-22 Tomas Bily <tbily@suse.cz>
21319 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
21321 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21324 * config.build (build_file_translate): Set to `CMD //c' only if
21326 * Makefile.in (build_file_translate): Improve comment.
21328 2008-02-21 Jan Hubicka <jh@suse.cz>
21330 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
21331 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
21332 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
21334 2008-02-21 Michael Matz <matz@suse.de>
21337 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
21339 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
21341 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
21342 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
21343 as insn constraint.
21344 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
21345 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
21346 SSE_VEC_FLOAT_MODE_P as insn constraint.
21347 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
21348 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
21349 sse4a_movntdf using MODEF mode iterator.
21350 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
21351 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
21352 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
21353 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
21354 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
21355 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
21356 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
21358 2008-02-21 Richard Guenther <rguenther@suse.de>
21360 * tree.def (PAREN_EXPR): New tree code.
21361 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
21363 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
21364 * expr.c (expand_expr_real_1): Likewise.
21365 * tree-inline.c (estimate_num_insns_1): Likewise.
21366 * tree-complex.c (expand_complex_move): Likewise.
21367 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
21370 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21373 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
21375 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21378 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
21380 * config/sh/sh.c (find_barrier): Don't go past
21381 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
21383 2008-02-20 DJ Delorie <dj@redhat.com>
21385 * config/h8300/h8300.md (insv): Force source operand to be a register.
21387 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
21388 as a jump, not as a plain insn.
21390 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
21392 * doc/invoke.texi (Warning Options): Add new option
21393 -Wframe-larger-than=.
21394 (-Wframe-larger-than): Document.
21396 * flags.h (warn_frame_larger_than, frame_larger_than_size):
21397 Add declarations for new option variables.
21399 * final.c (final_start_function): Check the frame size
21400 before emission and issue a Wframe-larger-than warning.
21402 * opts.c (warn_frame_larger_than, frame_larger_than_size):
21403 Add definitions for new option variables.
21404 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
21406 * common.opt (Wframe-larger-than=): New option.
21408 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21410 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
21411 (<sse>_div<mode>3): Ditto.
21412 (<sse>_vmdiv<mode>3): Ditto.
21413 (<sse>_vmsqrt<mode>2): Ditto.
21414 (*smax<mode>3): Ditto.
21415 (sse5_frcz<mode>2): Ditto.
21416 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
21417 as insn constraint.
21419 2008-02-20 Richard Guenther <rguenther@suse.de>
21421 PR middle-end/35265
21422 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
21423 be happy with INTEGRAL_TYPE_P.
21425 2008-02-20 Richard Guenther <rguenther@suse.de>
21427 * fold-const.c (split_tree): Associate floatig-point expressions
21428 if flag_associative_math is set.
21430 2008-02-20 Richard Guenther <rguenther@suse.de>
21432 * tree.h (fold_real_zero_addition_p): Declare.
21433 * fold-const.c (fold_real_zero_addition_p): Export.
21434 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
21435 floating-point operations with zero and one.
21437 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
21439 * doc/install.texi: Correct references to CFLAGS, replacing them
21440 with BOOT_CFLAGS. Document flags used during bootstrap for
21443 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21445 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
21446 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
21447 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
21449 (smin<mode>3): Ditto from similar patterns.
21450 (smax<mode>3): Ditto.
21451 (*ieee_smin<mode>3): Ditto.
21452 (*ieee_smax<mode>3): Ditto.
21453 * config/i386/sse.md (sse): New mode attribute.
21454 (mov<mode>): Macroize expander from movv4sf and movv2df using
21455 SSEMODEF2P mode iterator.
21456 (<sse>_movnt<mode>): Ditto from similar patterns. Use
21457 SSE_VEC_FLOAT_MODE_P as insn constraint.
21458 (storent<mode>): Ditto.
21459 (storent<mode>): Macroize expander from storentsf and storentdf using
21460 MODEF mode iterator.
21461 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
21462 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
21463 (abs<mode>2): Ditto from similar patterns.
21464 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
21465 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
21466 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
21467 (<sse>_vmsqrt<mode>2): Ditto.
21468 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
21469 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
21470 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
21471 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
21472 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
21473 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
21474 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
21476 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
21477 iterator and SSE_FLOAT_MODE_P as insn constraint.
21478 (<sse>_ucomi): Ditto from similar patterns.
21479 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
21480 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
21481 SSE_VEC_FLOAT_MODE_P as insn constraint.
21482 (vcond<mode>): Ditto from similar patterns.
21483 (and<mode>3, *and<mode>3): Ditto.
21484 (<sse>_nand<mode>3): Ditto.
21485 (ior<mode>3, *ior<mode>3): Ditto.
21486 (xor<mode>3, *xor<mode>3): Ditto.
21487 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
21488 iterator and SSE_FLOAT_MODE_P as insn constraint.
21489 (*nand<mode>3): Ditto from similar patterns.
21490 (*ior<mode>3): Ditto.
21491 (*xor<mode>3): Ditto.
21493 2008-02-20 Ira Rosen <irar@il.ibm.com>
21495 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
21496 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
21497 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
21499 2008-02-19 Jan Hubicka <jh@suse.cz>
21501 * predict.c (tree_bb_level_predictions): Remove variable next
21502 mistakely introduced by previous commit.
21504 2008-02-19 Jan Hubicka <jh@suse.cz>
21506 * predict.c (predict_paths_leading_to): Rewrite.
21507 (predict_paths_for_bb): New.
21508 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
21510 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21513 * Makefile.in (build_file_translate): New.
21514 (gcc-vers.texi): Use it for translating $(abs_srcdir).
21515 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
21516 * configure.ac (build_file_translate): Substitute it.
21517 * configure: Regenerate.
21519 2008-02-19 Jan Hubicka <jh@suse.cz>
21521 PR rtl-optimization/34408
21522 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
21525 2008-02-19 Jan Hubicka <jh@suse.cz>
21527 PR middle-end/28779
21528 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
21531 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
21534 * config/i386/i386-modes.def: Revert the last DI alignment
21535 change until Ada people can look into it.
21537 2008-02-19 Nick Clifton <nickc@redhat.com>
21539 * opts.c (print_specific_help): Fix typo in --help text.
21541 2008-02-19 Jakub Jelinek <jakub@redhat.com>
21544 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
21545 32-bit inline asm without asm alternatives for host GCC < 3.0.
21547 2008-02-19 Richard Guenther <rguenther@suse.de>
21549 PR tree-optimization/34989
21550 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
21551 Allow propagation to INDIRECT_REF if we can simplify only.
21553 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21555 * c-common.c (warn_for_collisions_1): Use appropriate option when
21558 2008-02-19 Nick Clifton <nickc@redhat.com>
21561 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
21562 (handle_options): Fix indentation.
21563 (print_filtered_help): If no language-specific options were
21564 displayed tell the user how to list all the options supported by
21565 the language's front-end.
21566 (print_specific_help): Fix indentation and remove duplicate line.
21567 (common_handle_option): Handle the -v option.
21568 For --help enable the display of undocumented options if the -v
21569 switch has been included on the command line.
21570 For --help= check for overlaps in the arguments between the option
21571 classes and the language names and issue a warning when they
21572 cannot be disambiguated.
21573 * c.opt (v): Pass on to the common option handler.
21575 2008-02-19 Revital Eres <eres@il.ibm.com>
21577 * modulo-sched.c (sms_schedule): Change dump message when
21578 create_ddg function fails.
21579 (try_scheduling_node_in_cycle): Rename row to cycle.
21580 (print_partial_schedule): Rename CYCLE to ROW.
21582 2008-02-19 Christian Bruel <christian.bruel@st.com>
21583 Zdenek Dvorak <ook@ucw.cz>
21585 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
21587 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21590 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
21591 (*x86_movdicc_0_m1_se): Ditto.
21593 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21595 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
21596 (CMPtype): Define as __gcc_CMPtype.
21597 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
21598 (CMPtype): Define as __gcc_CMPtype.
21600 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
21602 Support valgrind 3.3 for --enable-checking=valgrind.
21603 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
21605 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
21606 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
21607 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
21608 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
21609 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
21610 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
21611 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
21613 * ggc-zone.c: Similar.
21614 * ggc-page.c: Similar.
21616 2008-02-19 Paul Brook <paul@codesourcery.com>
21619 * config/arm/ieee754-df.S: Fix do_it typo.
21620 * config/arm/ieee754-sf.S: Fix do_it typo.
21622 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21625 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
21626 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
21627 (OPTION_MASK_ISA_SSE_SET): Likewise.
21628 (OPTION_MASK_ISA_SSE2_SET): Likewise.
21629 (OPTION_MASK_ISA_SSE3_SET): Likewise.
21630 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
21631 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
21632 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
21633 (OPTION_MASK_ISA_SSE4_SET): Likewise.
21634 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
21635 (OPTION_MASK_ISA_SSE5_SET): Likewise.
21636 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
21637 (OPTION_MASK_ISA_MMX_UNSET): Updated.
21638 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
21639 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
21640 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
21641 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
21642 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
21643 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
21644 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
21645 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
21646 (OPTION_MASK_ISA_SSE4): Removed.
21647 (ix86_handle_option): Turn on bits in ix86_isa_flags and
21648 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
21649 (override_options): Don't turn on implied SSE/MMX bits in
21652 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21654 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21657 2008-02-18 Joey Ye <joey.ye@intel.com>
21659 PR middle-end/34921
21660 * tree-nested.c (insert_field_into_struct): Set type alignment
21661 to field alignment if the former is less than the latter.
21663 2008-02-18 Jakub Jelinek <jakub@redhat.com>
21665 * BASE-VER: Set to 4.4.0.
21667 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21669 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
21670 * doc/cfg.texi: Likewise.
21671 * doc/extend.texi: Likewise.
21672 * doc/gty.texi: Likewise.
21673 * doc/invoke.texi: Likewise.
21674 * doc/loop.texi: Likewise.
21675 * doc/md.texi: Likewise.
21676 * doc/passes.texi: Likewise.
21677 * doc/rtl.texi: Likewise.
21678 * doc/sourcebuild.texi: Likewise.
21679 * doc/tm.texi: Likewise.
21680 * doc/tree-ssa.texi: Likewise.
21682 2008-02-17 Richard Guenther <rguenther@suse.de>
21684 PR middle-end/35227
21685 * tree-complex.c (init_parameter_lattice_values): Handle parameters
21686 without default definition.
21688 2008-02-17 Richard Guenther <rguenther@suse.de>
21690 PR tree-optimization/35231
21691 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
21694 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
21697 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21698 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21699 libgcc_cmp_return mode.
21701 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21704 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
21706 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
21708 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
21711 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21713 * doc/c-tree.texi: Use `@.' where appropriate.
21714 * doc/extend.texi: Likewise.
21715 * doc/install.texi: Likewise.
21716 * doc/invoke.texi: Likewise.
21717 * doc/loop.texi: Likewise.
21718 * doc/makefile.texi: Likewise.
21719 * doc/md.texi: Likewise.
21720 * doc/passes.texi: Likewise.
21721 * doc/standards.texi: Likewise.
21722 * doc/tm.texi: Likewise.
21724 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21726 PR middle-end/35196
21727 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
21729 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
21730 rather than in entry_bb.
21732 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21734 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21735 libgcc_cmp_return mode.
21737 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21739 PR middle-end/35130
21740 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
21741 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
21743 2008-02-15 Richard Guenther <rguenther@suse.de>
21744 Zdenek Dvorak <ook@ucw.cz>
21746 PR tree-optimization/35164
21747 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
21748 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
21749 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21750 Only propagate addresses which do not have abnormal SSA_NAMEs
21753 2008-02-15 Joseph Myers <joseph@codesourcery.com>
21756 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
21758 2008-02-15 Jan Hubicka <jh@suse.cz>
21760 PR middle-end/35149
21761 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
21763 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21765 PR middle-end/34621
21766 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
21767 when calculating alignment_pad.
21769 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21771 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
21772 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
21773 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
21774 and STACK_BOUNDARY define.
21776 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
21778 PR preprocessor/35061
21779 * c-pragma.c (handle_pragma_pop_macro): Check that
21780 pushed_macro_table has been allocated.
21782 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
21784 PR middle-end/35136
21785 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
21786 (force_gimple_operand): Likewise.
21787 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
21788 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
21789 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
21790 (find_interesting_uses_address): Check addressability and alignment
21791 of the base expression only after substituting bases of IVs into it.
21793 2008-02-14 Michael Matz <matz@suse.de>
21796 * function.c (instantiate_virtual_regs_in_insn): Reload address
21797 before falling back to reloading the whole operand.
21799 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
21801 * config/s390/s390.c (s390_mainpool_start): Emit the pool
21802 before the first section switch note.
21804 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21806 * doc/bugreport.texi: Update copyright years.
21807 * doc/c-tree.texi: Likewise.
21808 * doc/cfg.texi: Likewise.
21809 * doc/cpp.texi: Likewise.
21810 * doc/cppinternals.texi: Likewise.
21811 * doc/fragments.texi: Likewise.
21812 * doc/frontends.texi: Likewise.
21813 * doc/gcc.texi: Likewise.
21814 * doc/gty.texi: Likewise.
21815 * doc/hostconfig.texi: Likewise.
21816 * doc/implement-c.texi: Likewise.
21817 * doc/libgcc.texi: Likewise.
21818 * doc/loop.texi: Likewise.
21819 * doc/makefile.texi: Likewise.
21820 * doc/options.texi: Likewise.
21821 * doc/passes.texi: Likewise.
21822 * doc/rtl.texi: Likewise.
21823 * doc/sourcebuild.texi: Likewise.
21824 * doc/standards.texi: Likewise.
21825 * doc/tree-ssa.texi: Likewise.
21826 * doc/trouble.texi: Likewise.
21828 * doc/extend.texi: Use @: or add comma where appropriate.
21829 * doc/invoke.texi: Likewise.
21830 * doc/tm.texi: Likewise.
21832 2008-02-14 Alan Modra <amodra@bigpond.net.au>
21835 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
21838 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
21840 * doc/md.texi (clz, ctz): Add reference.
21841 * doc/rtl.texi (clz, ctz): Likewise.
21843 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21846 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
21849 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
21851 * config/s390/s390.c (struct constant_pool): New field
21852 emit_pool_after added.
21853 (s390_mainpool_start): Set the emit_pool_after flag according
21854 to the section switch notes.
21855 (s390_mainpool_finish): Consider emit_pool_after when emitting
21856 the literal pool at the end of the function.
21857 (s390_chunkify_start): Force literal pool splits at section
21860 2008-02-13 Michael Matz <matz@suse.de>
21863 * var-tracking.c (clobber_variable_part): Correctly traverse the
21866 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21869 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
21870 Add -fdump-ipa-inline.
21871 * tree-dump.c (dump_files): Remove tree-inlined dump.
21872 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
21874 2008-02-12 Richard Guenther <rguenther@suse.de>
21876 PR tree-optimization/35171
21877 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
21880 2008-02-12 Richard Guenther <rguenther@suse.de>
21882 PR middle-end/35163
21883 * fold-const.c (fold_widened_comparison): Use get_unwidened in
21884 value-preserving mode. Disallow final truncation.
21886 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
21888 PR middle-end/35136
21889 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
21890 code from here to...
21891 (force_gimple_operand): ...here.
21893 2008-02-12 Jakub Jelinek <jakub@redhat.com>
21896 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
21897 non-compatible pointers.
21898 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
21899 different FIELD_DECLs, try harder by comparing field offsets, sizes
21902 PR inline-asm/35160
21903 * function.c (match_asm_constraints_1): Don't replace the same input
21906 2008-02-12 Anatoly Sokolov <aesok@post.ru>
21908 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
21909 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
21910 (expand_epilogue): Restore RAMPZ register.
21911 * config/avr/avr.md (RAMPZ_ADDR): New constant.
21913 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
21915 * config/i386/cygwin.asm: (__alloca): Correct calling
21916 convention and alignment.
21917 (__chkstk): Force 8 byte stack alignment.
21919 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
21920 Richard Guenther <rguenther@suse.de>
21922 PR tree-optimization/33992
21923 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
21924 the zero we compare against.
21926 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
21928 PR libfortran/35063
21929 * gthr-win32.h (__gthread_mutex_destroy_function): New function
21930 to CloseHandle after unlocking to prevent accumulation of handle
21933 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21935 PR middle_end/34150
21936 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
21937 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
21938 and update LABEL_NUSES during and after reload.
21940 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
21942 PR middle-end/34627
21943 * combine.c (simplify_if_then_else): Make sure the comparison is
21944 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
21946 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
21949 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
21950 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
21951 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
21952 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
21953 * tree.h (get_type_static_bounds): Likewise.
21955 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21957 * doc/invoke.texi (Option Summary, C++ Dialect Options)
21958 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21959 Make -Wfoo language annotations match what the compiler outputs.
21961 2008-02-08 Sa Liu <saliu@de.ibm.com>
21963 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
21964 intrinsics spu_convts, spu_convtu, spu_convtf.
21966 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
21968 * doc/extend.texi (Function Attributes) <noinline>: Mention
21969 asm ("") as method to keep calls.
21971 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21974 * doc/options.texi (Options): Replace references to opts.sh with
21976 * opts-common.c: Likewise.
21977 * optc-gen.awk: Likewise.
21979 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
21981 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
21983 2008-02-07 Richard Henderson <rth@redhat.com>
21986 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
21987 EXPR_LIST for the REG_EQUAL instead of a comparison with a
21990 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
21992 PR tree-optimization/35085
21993 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
21994 for operand entry oe2 in addition to operand entry oe3 in order to
21995 expose more opportunities for vectorizer sum reduction.
21997 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22000 * Makefile.in (LIBS): Remove $(GMPLIBS).
22001 (cc1-dummy, cc1): Add $(GMPLIBS).
22003 2008-02-06 Jan Hubicka <jh@suse.cz>
22006 * i386.md (moddf_integer): Do not produce partial memory stalls for
22007 targets where it hurts.
22009 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22012 * optabs.c (expand_float): Do not check for decimal modes when
22013 expanding unsigned integer through signed conversion.
22015 2008-02-06 Nick Clifton <nickc@redhat.com>
22017 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22018 inside the clobber with a match_operand and duplicated operand
22019 number in the constraint.
22020 (ineqbranchsi): Delete redundant comment.
22022 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22024 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22025 builtin_define ("__USE_INIT_FINI__").
22026 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22028 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22030 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22032 PR documentation/30330
22033 * doc/invoke.texi (C++ Dialect Options)
22034 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22035 For each warning option -Wfoo that allows -Wno-foo, ensure both
22036 -Wfoo and -Wno-foo are listed in the option index. Fix index
22037 entry of -Wswitch-default, index -Wnormalized= including the
22038 `=', and -Wlarger-than-@var{len} including @var{len}.
22040 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22042 * config/i386/i386.md (floatunssisf2): Use
22043 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22044 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22045 Macroize expander using MODEF mode iterator.
22047 2008-02-05 Diego Novillo <dnovillo@google.com>
22049 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22052 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22054 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22057 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22059 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22062 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22063 to indicate if a message should be generated.
22064 (init_cumulative_args): Updated.
22065 (function_value_32): Likewise.
22067 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22069 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22071 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22074 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22075 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22077 2008-02-04 Diego Novillo <dnovillo@google.com>
22079 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22082 * tree-vrp.c (vrp_evaluate_conditional): With
22083 -Wtype-limits, emit a warning when comparing against a
22084 constant outside the natural range of OP0's type.
22086 2008-02-04 Richard Guenther <rguenther@suse.de>
22088 PR middle-end/33631
22089 * expr.c (count_type_elements): Give for unions instead of
22092 2008-02-04 Richard Guenther <rguenther@suse.de>
22094 PR middle-end/35043
22095 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22096 to TYPE_DOMAINs base type instead of using bitsizetype here.
22098 2008-02-03 Jason Merrill <jason@redhat.com>
22100 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22102 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22105 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22106 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22107 (RS/6000 and PowerPC Options): Fix typos and markup.
22108 * doc/passes.texi (Tree-SSA passes): Likewise.
22110 2008-02-02 Michael Matz <matz@suse.de>
22113 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22114 from record_last_reg_set_info.
22115 (record_last_reg_set_info): Take an RTX argument, iterate over all
22116 constituent hardregs.
22117 (record_last_set_info, record_opr_changes): Change calls to
22118 new signature or to record_last_reg_set_info_regno.
22120 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22122 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22124 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22126 PR rtl-optimization/34773
22127 * reg-notes.def (EQUAL): Mention significance of combination of
22128 REG_EQUAL and REG_RETVAL.
22129 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22130 insn that has a REG_RETVAL.
22132 2008-02-01 Roger Sayle <roger@eyesopen.com>
22135 * configure.ac (--enable-fixed-point): Disable unless explicitly
22137 * configure: Regenerate.
22139 2008-02-01 Richard Guenther <rguenther@suse.de>
22142 * invoke.texi (-finline-limit): Remove no longer true parts
22143 of the documentation. Note that there is no default value.
22145 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22146 Mark Mitchell <mark@codesourcery.com>
22147 Ben Elliston <bje@au.ibm.com>
22150 * doc/extend.texi (Other Builtins): Document.
22152 2008-01-31 Tom Browder <tom.browder@gmail.com>
22154 * doc/c-tree.texi (Types): Fix grammar.
22155 (Expression trees): Ditto.
22156 * doc/passes.texi (Tree-SSA passes): Ditto.
22158 * doc/configterms.texi (Configure Terms): Fix typo.
22159 * doc/cpp.texi (Common Predefined Macros): Ditto.
22160 * doc/md.texi (Machine Constraints): Ditto.
22162 * doc/makefile.texi (Makefile): Add comma.
22164 2008-01-31 Tom Browder <tom.browder@gmail.com>
22165 Gerald Pfeifer <gerald@pfeifer.com>
22167 * doc/sourcebuild.texi (Front End): Remove references to CVS
22168 and CVSROOT/modules.
22169 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22170 (Back End): Remove reference to CVS.
22172 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22175 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22177 (mips16_gp_pseudo_reg): ...here.
22178 * config/mips/mips.md (load_const_gp): Replace with...
22179 (load_const_gp_<mode>): ...this :P-based insn.
22181 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22183 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
22184 options. Minor fixes.
22185 (-std): Move reference to standards closer to where language
22186 standards are first mentioned.
22188 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22190 PR rtl-optimization/34995
22191 * reload.c (alternative_allows_const_pool_ref): Take an rtx
22192 parameter and return a bool. If the rtx parameter is nonnull,
22193 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
22194 (find_reloads): Update call accordingly. Pass the new operand
22195 if it needed no address reloads, otherwise pass null.
22197 2008-01-30 Richard Henderson <rth@redhat.com>
22200 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
22201 for unbounded arrays.
22203 2008-01-30 Silvius Rus <rus@google.com>
22205 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
22207 2008-01-30 Jan Hubicka <jh@suse.cz>
22210 * i386.c (init_cumulative_args): Use real function declaration when
22213 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
22215 PR rtl-optimization/34998
22216 * global.c (build_insn_chain): Treat non-subreg_lowpart
22217 SUBREGs of pseudos as clobbering all the words covered by the
22218 SUBREG, not just all the bytes.
22219 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
22220 original df_ref rather than an extract parameter.
22221 (global_conflicts): Update call accordingly.
22223 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
22225 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
22226 the overflow check to make it easier to read.
22227 (__fixtfdi): Change the type of the ll member in union
22228 long_double to UDItype_x.
22230 2008-01-30 Jakub Jelinek <jakub@redhat.com>
22232 PR middle-end/34969
22233 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
22234 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
22235 * tree-inline.c (fold_marked_statements): Call
22236 cgraph_update_edges_for_call_stmt if folding a call statement.
22237 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
22238 debug_generic_stmt calls, reset it back afterwards.
22241 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
22243 * c-typeck.c (build_external_ref): Don't pedwarn about
22244 static vars in current function's scope.
22246 2008-01-29 Joseph Myers <joseph@codesourcery.com>
22248 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
22250 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
22253 * ipa-struct-reorg.c: Fix spelling.
22254 * params.def: Ditto.
22256 2008-01-29 Richard Guenther <rguenther@suse.de>
22258 PR middle-end/35006
22259 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
22261 * tree-inline.c (remap_type): Increment remapping_type_depth
22262 around remapping types.
22263 (copy_body_r): Only add referenced variables if they are referenced
22264 from code, not types.
22266 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
22277 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
22278 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
22280 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
22283 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
22284 pointer for tiny stack.
22286 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22288 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
22290 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22292 * config/vx-common.h: Fix typo in comment.
22294 2008-01-28 Ian Lance Taylor <iant@google.com>
22298 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
22299 coalesce pointers if they have different DECL_NO_TBAA_P values.
22300 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
22301 between variables with different DECL_NO_TBAA_P values.
22303 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
22306 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
22307 are not legitimate small data references on SPE targets.
22309 2008-01-28 David Daney <ddaney@avtrex.com>
22311 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
22313 2008-01-28 David Daney <ddaney@avtrex.com>
22315 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
22317 2008-01-27 Joseph Myers <joseph@codesourcery.com>
22319 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
22320 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
22321 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
22322 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
22323 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
22324 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
22325 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
22326 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
22328 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22330 * basic-block.h (condjump_equiv_p): Fix comment.
22332 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22334 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
22335 print_generic_stmt_indented): Fix comment.
22337 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22339 * configure.ac (__stack_chk_fail): Add detecion for availability
22340 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
22341 * configure: Regenerate.
22343 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
22345 PR middle-end/34688
22346 * final.c (output_addr_const): Handle TRUNCATE.
22348 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
22351 * tree-ssa-loop-ivopts.c (comp_cost): New type.
22352 (zero_cost, infinite_cost): New constants.
22353 (struct cost_pair): Change type of cost to comp_cost.
22354 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
22355 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
22357 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
22358 split_address_cost, ptr_difference_cost, difference_cost,
22359 get_computation_cost_at, get_computation_cost,
22360 determine_use_iv_cost_generic, determine_use_iv_cost_address,
22361 determine_use_iv_cost_condition, determine_use_iv_costs,
22362 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
22363 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
22364 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
22365 Change type of cost to comp_cost.
22366 (determine_iv_cost): Increase cost of non-original ivs, instead
22367 of decreasing the cost of original ones.
22368 (get_address_cost): Indicate the complexity of the addressing mode
22370 (try_add_cand_for): Prefer using ivs not specific to some object.
22371 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
22373 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
22374 Janis Johnson <janis187@us.ibm.com>
22377 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
22378 (TARGET_INSTANTIATE_DECLS): Likewise.
22379 * target.h (expand_to_rtl_hook): New target hook.
22380 (instantiate_decls): Likewise.
22381 * function.c (instantiate_decl): Make non-static. Rename to...
22382 (instantiate_decl_rtl): ... this.
22383 (instantiate_expr): Use instantiate_decl_rtl.
22384 (instantiate_decls_1): Likewise.
22385 (instantiate_decls): Likewise.
22386 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
22387 * function.h (instantiate_decl_rtl): Add prototype.
22388 * cfgexpand.c (target.h): New include.
22389 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
22390 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
22391 (TARGET_INSTANTIATE_DECLS): Likewise.
22392 (TARGET_INITIALIZER): New target hooks added.
22393 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
22395 * config/rs6000/rs6000.c (tree-flow.h): New include.
22396 (machine_function): Add sdmode_stack_slot field.
22397 (rs6000_alloc_sdmode_stack_slot): New function.
22398 (rs6000_instantiate_decls): Likewise.
22399 (rs6000_secondary_memory_needed_rtx): Likewise.
22400 (rs6000_check_sdmode): Likewise.
22401 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
22402 (TARGET_INSTANTIATE_DECLS): Likewise.
22403 (rs6000_hard_regno_mode_ok): Allow SDmode.
22404 (num_insns_constant): Likewise. Handle _Decimal32 constants.
22405 (rs6000_emit_move): Handle SDmode.
22406 (function_arg_advance): Likewise.
22407 (function_arg): Likewise.
22408 (rs6000_gimplify_va_arg): Likewise. Add special handling of
22409 SDmode var args for 32-bit compiles.
22410 (rs6000_secondary_reload_class): Handle SDmode.
22411 (rs6000_output_function_epilogue): Likewise.
22412 (rs6000_function_value): Simplify if statement.
22413 (rs6000_libcall_value): Likewise.
22414 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
22415 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
22416 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
22417 (movsd_hardfloat): New define_insn.
22418 (movsd_softfloat): Likewise.
22419 (movsd_store): Likewise.
22420 (movsd_load): Likewise.
22421 (extendsddd2): Likewise.
22422 (extendsdtd2): Likewise.
22423 (truncddsd2): Likewise.
22424 (movdd_hardfloat64): Fixup comment.
22425 (UNSPEC_MOVSD_LOAD): New constant.
22426 (UNSPEC_MOVSD_STORE): Likewise.
22428 2008-01-26 Jakub Jelinek <jakub@redhat.com>
22431 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
22433 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
22434 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
22435 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
22436 and TRUTH_XOR_EXPR.
22438 2008-01-26 David Edelsohn <edelsohn@gnu.org>
22441 * config.gcc: Separate AIX 5.3 from AIX 6.1.
22442 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22443 __LONGDOUBLE128 too.
22444 * config/rs6000/aix61.h: New file.
22446 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22448 PR rtl-optimization/34959
22449 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
22450 popcount and parity rtxes the same mode as their operand.
22451 Truncate or extend the result to the return value's mode
22454 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22457 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
22458 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
22459 to GOT_VERSION_REGNUM.
22460 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
22461 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
22462 * config/mips/mips.c (mips_emit_call_insn): New function.
22463 (mips_call_tls_get_addr): Call mips_expand_call directly.
22464 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
22466 (mips16_build_call_stub): Likewise. Return the call insn or null.
22467 (mips_expand_call): Update the call to mips16_build_call_stub
22468 accordingly and a remove redundant condition. Assert that MIPS16
22469 stubs do not use lazy binding. Use mips_emit_call_insn and return
22471 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
22473 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
22474 (mips_avoid_hazard): Remove hazard_set handling.
22475 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
22476 (UNSPEC_RESTORE_GP): ...this.
22477 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
22478 (FAKE_CALL_REGNO): Rename to...
22479 (GOT_VERSION_REGNUM): ...this.
22480 (type): Add "ghost" value. Add an associated insn reservation.
22481 (hazard_set): Remove.
22482 (exception_receiver): Rename to...
22483 (restore_gp): ...this and update the unspec identifier accordingly.
22484 (exception_receiver, nonlocal_got_receiver): New expanders.
22485 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
22486 FAKE_CALL_REGNO. Remove hazard_set attribute.
22487 (set_got_version, update_got_version): New patterns.
22489 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
22492 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
22494 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22497 * doc/install.texi2html: Generate gcc-vers.texi.
22499 2008-01-25 DJ Delorie <dj@redhat.com>
22501 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
22503 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22505 * config/c4x: Remove directory.
22506 * config.gcc (crx-*, mt-*): Mark obsolete.
22507 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
22508 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
22509 sh-*-rtemscoff*): Remove cases.
22510 * defaults.h (C4X_FLOAT_FORMAT): Remove.
22511 * real.c (encode_c4x_single, decode_c4x_single,
22512 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
22513 c4x_extended_format): Remove.
22514 * real.h (c4x_single_format, c4x_extended_format): Remove.
22515 * doc/extend.texi (interrupt, naked): Remove mention of attributes
22517 (Pragmas): Remove comment about c4x pragmas.
22518 * doc/install.texi (c4x): Remove target-specific instructions.
22519 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
22520 * doc/md.texi (Machine Constraints): Remove C4x documentation.
22521 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
22522 refer to C4x source files as examples.
22523 (C4X_FLOAT_FORMAT): Remove documentation.
22525 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
22527 * config/bfin/bfin.c (override_options): Reorder tests so that
22528 flag_pic gets enabled for -msep-data.
22530 2008-01-25 Richard Guenther <rguenther@suse.de>
22532 PR middle-end/32244
22533 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
22534 to its bitfield precision if required.
22536 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22538 PR middle-end/33880
22539 * tree-nested.c (walk_omp_for): New function.
22540 (convert_nonlocal_reference, convert_local_reference): Call
22541 walk_omp_for on OMP_FOR.
22542 (convert_call_expr): Call walk_body on OMP_FOR's
22543 OMP_FOR_PRE_INIT_BODY.
22545 2008-01-25 Richard Guenther <rguenther@suse.de>
22547 PR tree-optimization/34966
22548 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
22549 default defs and PHI_NODEs we have to insert after the
22550 defining statement.
22552 2008-01-24 Nick Clifton <nickc@redhat.com>
22554 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
22555 Provide a default definition.
22556 (LIBGCC2_UNITS_PER_WORD): Likewise.
22558 * config/stormy16/stormy16.c: Include df.h for the prototype
22559 for df_regs_ever_live_p.
22560 (xstormy16_expand_builtin_va_start): Convert the stack offset
22561 into a component_ref and then use POINTER_PLUS_EXPR to add it
22562 to the incoming_virtual_args_rtx.
22563 (xstormy16_gimplify_va_arg_expr): Rename to
22564 xstormy16_gimplify_va_arg_expr.
22565 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
22566 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
22567 xstormy16_gimplify_va_arg_expr.
22568 Fix up some formatting issues.
22570 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
22571 Move to predicates.md.
22572 (xs_hi_general_operand): Likewise.
22573 (xs_hi_nonmemory_operand): Likewise.
22574 * config/stormy16/predicates.md:
22575 (xstormy16_carry_plus_operand): New predicate.
22576 (xs_hi_general_operand): New predicate.
22577 (xs_hi_nonmemory_operand): New predicate.
22578 * config/stormy16/stormy16-protos.h:
22579 (xstormy16_carry_plus_operand): Delete prototype.
22580 (xs_hi_general_operand): Likewise.
22581 (xs_hi_nonmemory_operand): Likewise.
22583 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
22584 modifiers as they are no longer needed and they can trigger
22585 reload spill failures.
22587 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
22588 with a match_operand in order to help reload.
22590 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
22591 constraint with 'e' for the 8th alternative as this version of
22592 the mov.w instruction only accepts the lower 8 registers.
22594 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
22597 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
22598 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
22601 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22603 PR middle-end/33333
22604 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
22606 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22608 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
22610 (remove_structure): Update allocations list before removing structure.
22612 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22614 * ipa-struct-reorg.c (is_safe_cond_expr,
22615 create_new_stmts_for_cond_expr): Use integer_zerop function,
22616 that recognize not only zero-pointer, but zero-integer too.
22618 2008-01-25 Ben Elliston <bje@au.ibm.com>
22621 * fixproto: Escape "." in sed expression that strips leading "./".
22623 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
22626 * gcc.c (SWITCH_OK): Removed.
22627 (SWITCH_LIVE): Changed to bit.
22628 (SWITCH_FALSE): Likewise.
22629 (SWITCH_IGNORE): Likewise.
22630 (switchstr): Change live_cond to unsigned int.
22631 (process_command): Replace SWITCH_OK with 0.
22632 (do_self_spec): Likewise.
22633 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
22634 (give_switch): Likewise.
22635 (used_arg): Likewise.
22636 (do_spec_1): Set the SWITCH_IGNORE bit.
22637 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
22638 bits. Set the SWITCH_LIVE bit.
22640 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22642 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
22644 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
22646 PR tree-optimization/34472
22647 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
22648 parameter to a "bool *" and set *DATA to false if there is
22649 an unsafe access. Do not delete the structure here.
22650 (check_cond_exprs): Delete it here instead.
22651 (check_cond_exprs, exclude_cold_structs): Do not increase
22652 I when removing a structure.
22654 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
22657 * config/i386/i386.c (ix86_expand_vector_init): Consider only
22658 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
22660 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
22662 PR middle-end/34934
22663 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
22664 a fixed vector for stack.
22666 2008-01-24 Ben Elliston <bje@au.ibm.com>
22669 * doc/gcc.texi (Software development): Add a direntry for g++.
22671 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
22673 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
22674 stale and straggling -fforce-addr comments above.
22676 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
22678 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
22679 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
22681 2008-01-23 Michael Matz <matz@suse.de>
22684 * dwarf2out.c (force_type_die): Use modified_type_die instead of
22687 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
22689 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
22690 malloc result type.
22692 2008-01-23 Anatoly Sokolov <aesok@post.ru>
22694 * config/avr/avr.c (avr_current_arch): New variable.
22695 (avr_arch_types): Add 'avr31' and 'avr51' entries.
22696 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
22697 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
22698 (avr_override_options): Init 'avr_current_arch'.
22699 (base_arch_s): Move from here...
22700 * config/avr/avr.h (base_arch_s): ... here. Add new members
22701 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
22702 'mega' to 'have_jmp_call'.
22703 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
22704 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
22706 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
22708 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22709 MULTILIB_MATCHES): Ditto.
22711 2008-01-23 Richard Guenther <rguenther@suse.de>
22713 PR middle-end/31529
22714 * cgraphunit.c (cgraph_reset_node): Always mark the node
22715 not reachable if it is not queued already.
22717 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
22719 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
22720 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
22721 (cputype_selected): New static variable.
22722 (bfin_handle_option): Set it if -mcpu is used.
22723 (override_option): Select default set of workarounds if no cpu type
22724 selected on the command line.
22725 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
22727 From Michael Frysinger <michael.frysinger@analog.com>
22728 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
22729 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
22731 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
22732 for bf547, bf523, bf524, and bf526.
22733 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
22735 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
22736 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
22737 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
22738 __ADSPBF547__ and __ADSPBF54x__ for bf547.
22739 * doc/invoke.texi (Blackfin Options): Document that
22740 -mcpu now accept bf547, bf523, bf524, and bf526.
22742 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
22744 PR rtl-optimization/34628
22745 * combine.c (try_combine): Stop and undo after the first combination
22746 if an autoincrement side-effect on the first insn has effectively
22749 2008-01-22 David Edelsohn <edelsohn@gnu.org>
22752 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
22753 Offset addresses are not valid for Altivec or paired float modes.
22755 2008-01-22 Jakub Jelinek <jakub@redhat.com>
22758 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
22759 if DECL_INITIAL (decl) is error_mark_node.
22762 * c-common.c (handle_vector_size_attribute): Only allow
22763 integral, scalar float and fixed point types. Handle OFFSET_TYPE
22764 the same way as pointer, array etc. types.
22765 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
22768 * tree.c (build_type_attribute_qual_variant): Call
22769 build_qualified_type if attributes are equal, but quals are not.
22771 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22774 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
22775 * flags.h (warn_strict_aliasing): Remove.
22776 (warn_strict_overflow): Remove.
22777 * opts.c (warn_strict_aliasing): Remove.
22778 (warn_strict_overflow): Remove.
22779 * c-opts.c (c_common_handle_option): -Wall only sets
22780 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
22781 (c_common_post_options): Give default values to -Wstrict-aliasing
22782 and -Wstrict-overflow if they are uninitialized.
22783 * common.opt (Wstrict-aliasing): Specify Var and Init.
22784 (Wstrict-overflow): Likewise.
22786 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
22788 PR rtl-optimization/26854
22789 PR rtl-optimization/34400
22790 PR rtl-optimization/34884
22791 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
22793 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
22794 (df_rd_bb_info.expanded_lr_out): Deleted
22795 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
22796 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
22797 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22798 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22799 Removed code to allocate, initialize or free expanded_lr_out.
22800 (df_rd_bb_local_compute_process_def): Restructured to make more
22802 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
22803 sets if the sets are being trimmed.
22805 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
22808 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
22809 (as_vers): Likewise.
22810 * configure: Regenerated.
22812 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22814 PR middle-end/33092
22815 * tree-pass.h (pass_build_alias): New pass.
22816 * tree-ssa-alias.c (gate_build_alias): New.
22817 (pass_build_alias): New.
22818 * passes.c (init_optimization_passes): Add pass_build_alias after
22819 pass_create_structure_vars.
22821 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
22823 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
22824 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
22825 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
22826 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
22827 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
22828 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
22829 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
22830 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
22831 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
22832 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
22833 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
22834 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
22835 * config/s390/s390.md (FP_ALL): New mode iterator.
22836 (_d): New mode attribute.
22837 ("*signbit<mode>2>"): Changed mode of first operand.
22838 ("isinf<mode>2"): Changed mode of first operand.
22839 ("*TDC_insn"): Adaptation for DFP modes.
22841 2008-01-22 Ben Elliston <bje@au.ibm.com>
22843 * tree.c (check_qualified_type): Improve function description.
22845 2008-01-21 Jason Merrill <jason@redhat.com>
22848 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
22849 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
22852 2008-01-21 DJ Delorie <dj@redhat.com>
22854 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
22857 2008-01-21 Richard Guenther <rguenther@suse.de>
22859 PR middle-end/34856
22860 * tree-cfg.c (verify_expr): Allow all invariant expressions
22861 instead of just constant class ones as reference argument.
22862 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
22863 like any other constant.
22864 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
22866 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
22868 * regmove.c (fixup_match_1): Update call crossed frequencies.
22870 2008-01-21 Richard Guenther <rguenther@suse.de>
22873 * tree-inline.c (setup_one_parameter): Deal with mismatched
22874 types using a VIEW_CONVERT_EXPR.
22876 2008-01-21 Alon Dayan <alond@il.ibm.com>
22877 Olga Golovanevsky <olga@il.ibm.com>
22879 PR tree-optimization/34701
22880 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
22881 when the structure size is not a power of 2.
22883 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
22885 * doc/install.texi: Add doc for --enable-checking=df.
22887 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
22889 PR rtl-optimization/34808
22890 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
22892 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22894 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
22897 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
22899 PR rtl-optimization/26854
22900 PR rtl-optimization/34400
22901 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
22903 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
22904 (df_rd_bb_info.expanded_lr_out): New.
22905 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
22906 * loop_iv.c (iv_analysis_loop_init): Ditto.
22907 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22908 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22909 Added code to allocate, initialize or free expanded_lr_out.
22910 (df_rd_bb_local_compute_process_def): Restructured to make
22911 more understandable.
22912 (df_rd_confluence_n): Add code to do nothing with fake edges and
22913 code to no apply invalidate_by_call sets if the sets are being trimmed.
22914 (df_lr_local_finalize): Renamed to df_lr_finalize.
22915 (df_live_local_finalize): Renamed to df_live_finalize.
22917 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22920 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
22921 deciding whether to use reciprocal instructions.
22923 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
22925 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
22926 dwarf2out_note_section_used if cold_text_section is NULL.
22928 2008-01-19 Jakub Jelinek <jakub@redhat.com>
22930 PR gcov-profile/34610
22931 * tree-cfg.c (make_edges): Mark both outgoing edges from
22932 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
22933 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
22934 from OMP_FOR and OMP_CONTINUE outgoing edges.
22936 * tree-profile.c (tree_profiling): Return early if
22937 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
22939 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
22940 from cfun to child_cfun.
22941 * function.h (struct function): Add after_tree_profile bit.
22943 2008-01-19 Anatoly Sokolov <aesok@post.ru>
22945 * config/avr/avr.S (_exit): Disable interrupt.
22947 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
22948 Steven Bosscher <stevenb.gcc@gmail.com>
22950 PR rtl-optimization/26854
22951 PR rtl-optimization/34400
22952 * df-problems.c (df_live_scratch): New scratch bitmap.
22953 (df_live_alloc): Allocate df_live_scratch when doing df_live.
22954 (df_live_reset): Clear the proper bitmaps.
22955 (df_live_bb_local_compute): Only process the artificial defs once
22956 since the order is not important.
22957 (df_live_init): Init the df_live sets only with the variables
22958 found live by df_lr.
22959 (df_live_transfer_function): Use the df_lr sets to prune the
22960 df_live sets as they are being computed.
22961 (df_live_free): Free df_live_scratch.
22963 2008-01-18 Ian Lance Taylor <iant@google.com>
22965 * common.opt: Add fmerge-debug-strings.
22966 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
22967 flag_merge_debug_strings rather than flag_merge_constants.
22968 * doc/invoke.texi (Option Summary): Mention
22969 -fmerge-debug-strings.
22970 (Debugging Options): Document -fmerge-debug-strings.
22972 2008-01-18 Ian Lance Taylor <iant@google.com>
22975 * tree.h (DECL_IS_OPERATOR_NEW): Define.
22976 (struct tree_function_decl): Add new field operator_new_flag.
22977 * tree-inline.c (expand_call_inline): When inlining a call to
22978 operator new, force the return value to go into a variable, and
22979 set DECL_NO_TBAA_P on that variable.
22980 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
22982 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
22985 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
22986 DWARF2_DEBUGGING_INFO.
22987 (dwarf2out_note_section_used): Ditto. Add prototype.
22988 (have_multiple_function_sections, text_section_used,
22989 cold_text_section_used, *cold_text_sections): Move declarations
22992 2008-01-17 Bob Wilson <bob.wilson@acm.org>
22994 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
22995 field and add signal_ra.
22996 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
22997 assignments to frame state pc. Move end of stack check after
22998 MD_FALLBACK_FRAME_STATE_FOR.
22999 (uw_update_context_1): Use frame state signal_regs if set, instead
23000 of checking signal_frame flag.
23001 (uw_update_context): Use frame state signal_ra if set.
23002 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23003 * config/xtensa/linux-unwind.h: New file.
23005 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23007 * modulo-sched.c (get_sched_window): Fix comment typo.
23009 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23011 PR tree-optimization/34648
23012 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23014 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23016 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23017 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23019 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23021 PR rtl-optimization/34400
23022 * df-core.c (df_worklist_dataflow_overeager,
23023 df_worklist_dataflow_doublequeue): New functions.
23024 (df_worklist_dataflow): Two different worklist solvers.
23025 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23028 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23031 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23032 and ftree-parallelize-loops.
23034 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23036 PR rtl-optimization/34826
23037 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23039 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23041 * global.c (find_reg): Mark the eh regs as used if necessary.
23042 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23043 * ra.h (struct allocno): no_eh_reg field added. Changed
23044 no_stack_reg type to bitfield.
23046 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23048 * tree.c (substitute_in_expr): Add missing 'break'.
23050 2008-01-17 Richard Guenther <rguenther@suse.de>
23052 PR tree-optimization/34825
23053 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23054 x / x as division to handle.
23056 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23058 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23059 "-pthread" is specified.
23060 * pa-hpux11.h (LIB_SPEC): Likewise.
23062 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23063 Peter Bergner <bergner@vnet.ibm.com>
23065 PR rtl-optimization/33796
23066 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23068 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23070 PR libgfortran/34699
23071 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23073 * pa-hpux10.h (LINK_SPEC): Likewise.
23074 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23076 2008-01-16 Richard Guenther <rguenther@suse.de>
23078 PR middle-end/32628
23079 * fold-const.c (fold_convert_const_int_from_int): Do not
23080 set overflow if that occured only because of a sign extension
23081 change when converting from/to a sizetype with the same
23082 precision and signedness.
23084 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23087 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23088 location address to the correct place. Update copyright year.
23090 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23092 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23093 no dependences in the dependence_relations vector.
23095 2008-01-16 Jan Hubicka <jh@suse.cz>
23097 PR rtl-optimization/31396
23098 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23099 * cfg.c (dump_reg_info): Print it.
23100 * regs.h (struct reg_info_t): add freq_calls_crossed.
23101 (REG_FREQ_CALLS_CROSSED): New macro.
23102 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23103 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23104 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23105 regmove_optimize): Update call crossed frequencies.
23106 * local-alloc.c (struct qty): Add freq_calls_crossed.
23107 (alloc_qty): Copute freq_calls_crossed.
23108 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23109 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23110 * ra.h (struct allocno): Add freq_calls_crossed.
23112 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23114 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23115 libgomp when compiling with ftree-parallelize-loops.
23116 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23118 2008-01-16 Richard Guenther <rguenther@suse.de>
23120 PR tree-optimization/34769
23121 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23122 * tree.c (int_cst_value): Instead make this function more
23123 permissive in what it accepts as valid input. Document this
23124 function always sign-extends the value.
23126 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23127 Richard Guenther <rguenther@suse.de>
23130 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23131 (gimple_fold_indirect_ref_rhs): ... this.
23132 (gimple_fold_indirect_ref): New function with foldings
23133 that preserve lvalueness.
23134 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23135 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23136 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23137 to fold an INDIRECT_REF, fall back to the old use of
23138 fold_indirect_ref_1.
23140 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23142 * tree-data-ref.c (subscript_dependence_tester_1): Call
23143 free_conflict_function.
23144 (compute_self_dependence): Same.
23146 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23149 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23150 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23152 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23153 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23154 for DWARF2_UNWIND_INFO targets.
23156 2008-01-16 Richard Guenther <rguenther@suse.de>
23159 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23160 type qualifiers for function types.
23162 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23164 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
23165 loop_iterator li from previous commit.
23167 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23169 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23171 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23173 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23174 (parallelize_loops): Don't parallelize irreducible components.
23176 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23179 * c-opts (c_common_post_options): Do not enable CPP
23180 flag_pedantic_errors by default.
23182 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
23184 PR rtl-optimization/31944
23185 * cse.c (remove_pseudo_from_table): New function.
23186 (merge_equiv_classes): Use above function to remove pseudo-registers.
23187 (invalidate): Likewise.
23189 2008-01-13 Richard Guenther <rguenther@suse.de>
23191 PR middle-end/34601
23192 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
23193 instead of TYPE_MODE to deal with calls from expand_one_error_var.
23195 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
23197 * gcse.c (cprop_jump): Call validate_unshare_change instead of
23198 validate_change to unshare the source of the PC set.
23200 2008-01-12 Jan Hubicka <jh@suse.cz>
23202 PR middle-end/32135
23203 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
23204 references above array bounds. This might trigger bounds checks for
23205 pointers to arrays.
23207 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23209 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
23210 new_replaceable_dependencies.
23212 2008-01-12 Doug Kwan <dougkwan@google.com>
23214 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
23215 instead of OPT_Wreturn_type in warning due to ignored return type
23217 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
23218 options included in -Wextra.
23219 * c.opt: New option -Wignored_qualifiers.
23220 * doc/invoke.texi (Warning Options, -Wextra): Add new option
23221 -Wignore_qualifiers.
23222 (-Wignored-qualifiers): Document.
23223 (-Wreturn-type): Remove description of functionality now handled
23224 by -Wignored-qualifiers.
23226 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
23229 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
23230 NOP_EXPR if it is between integral types with the same precision.
23232 2008-01-12 Jan Hubicka <jh@suse.cz>
23235 * invoke.texi (max-inline-recursive-depth): Fix default value.
23237 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
23239 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
23242 2008-01-11 Bob Wilson <bob.wilson@acm.org>
23244 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
23246 2008-01-11 James E. Wilson <wilson@specifix.com>
23249 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
23251 2008-01-11 Anatoly Sokolov <aesok@post.ru>
23253 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
23254 save/restore frame pointer register and don't use 'call-prologues'
23255 optimization in function with "OS_task" attribute.
23257 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
23259 PR middle-end/31309
23260 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
23261 when copying to memory.
23263 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
23265 PR rtl-optimization/30905
23266 * cfgcleanup.c: Include dce.h
23267 (crossjumps_occured): New global variable.
23268 (try_crossjump_bb): Exit loop after finding a fallthru edge.
23269 If something changed, set crossjumps_occured to true.
23270 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
23271 Don't add/remove fake edges to exit here...
23272 (cleanup_cfg): ...but do it here, when crossjumping.
23273 Run a fast DCE when successful crossjumps occured in the latest
23274 iteration of try_optimize_cfg.
23276 2008-01-11 Richard Guenther <rguenther@suse.de>
23278 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
23279 (struct vn_unary_op_s): Likewise.
23280 (vn_reference_insert): Free old reference on hash collision.
23282 2008-01-10 Raksit Ashok <raksit@google.com>
23284 PR rtl-optimization/27971
23285 * combine.c (find_split_point): Split PLUS expressions which are
23286 inside a MEM rtx, and whose first operand is complex.
23288 2008-01-10 DJ Delorie <dj@redhat.com>
23290 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
23291 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
23292 (m32c_hard_regno_ok): Call the underlying function.
23294 2008-01-10 Richard Guenther <rguenther@suse.de>
23296 PR middle-end/34683
23297 * tree-cfg.c (tree_merge_blocks): Do not go through the
23298 full-blown folding and stmt updating path if we just deal
23299 with virtual operands.
23300 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
23301 test for abnormal SSA_NAMEs.
23303 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
23305 PR middle-end/34641
23306 * reload.c (push_reload): Add assertions. All constants from
23307 reg_equiv_constant should have been used for replacing the respective
23309 (find_reloads_address): Invoke find_reloads_address_part for
23310 constant taken from the reg_equiv_constant array.
23312 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
23314 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
23315 field (valnum) the first in the struct. Replace bools with
23318 2008-01-10 Richard Guenther <rguenther@suse.de>
23320 PR tree-optimization/34651
23321 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
23322 types and ordering for masking and converting.
23324 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
23326 PR tree-optimization/34017
23327 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
23328 also for PHI_NODE expressions.
23330 2008-01-09 Jan Hubicka <jh@suse.cz>
23332 PR tree-optimization/34708
23333 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
23334 based on number of case labels.
23335 (init_inline_once): Remove switch_cost.
23336 * tree-inline.h (eni_weights_d): Remove switch_cost.
23338 2008-01-09 Richard Guenther <rguenther@suse.de>
23339 Andrew Pinski <andrew_pinski@playstation.sony.com>
23341 PR middle-end/30132
23342 * gimplify.c (gimplify_cond_expr): Do not create an addressable
23343 temporary if an rvalue is ok or an lvalue is not required.
23345 2008-01-09 Richard Guenther <rguenther@suse.de>
23347 PR middle-end/34458
23348 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
23349 adjust return type.
23351 2008-01-09 Richard Guenther <rguenther@suse.de>
23353 PR middle-end/34679
23354 * tree.c (host_integerp): Check for sizetype only if the
23355 type is an integer type.
23357 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
23360 * opts.c (decode_options): Disable inlining of functions called
23361 once if not in unit-at-a-time mode.
23363 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
23365 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
23367 2008-01-08 Richard Guenther <rguenther@suse.de>
23369 PR middle-end/31863
23370 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
23371 out early if the result will be unused.
23373 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23378 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23379 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23382 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
23384 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
23385 for vectorization tuned.
23387 2008-01-08 Richard Guenther <rguenther@suse.de>
23389 PR tree-optimization/34683
23390 * tree-ssa-operands.c (operand_build_cmp): Export.
23391 * tree-ssa-operands.h (operand_build_cmp): Declare.
23392 * tree-vn.c (vuses_compare): Remove.
23393 (sort_vuses): Use operand_build_cmp.
23394 (sort_vuses_heap): Likewise.
23395 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
23396 to re-use old VEC if available. Do not sort already sorted VUSEs.
23397 (vdefs_to_vec): Do not sort already sorted VDEFs.
23399 2008-01-08 Jakub Jelinek <jakub@redhat.com>
23401 PR middle-end/34694
23402 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
23404 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23407 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
23408 limitations of reciprocal sequences on x86 targets.
23410 2008-01-08 Richard Guenther <rguenther@suse.de>
23412 PR tree-optimization/34683
23413 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
23415 2008-01-07 Jakub Jelinek <jakub@redhat.com>
23418 * config/darwin.c (darwin_mergeable_string_section): Don't use
23419 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
23421 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
23424 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
23425 negxf2. Macroize expander using X87MODEF mode iterator. Change
23426 predicates of op0 and op1 to register_operand.
23427 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
23428 expander using X87MODEF mode iterator. Change predicates of
23429 op0 and op1 to register_operand.
23430 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
23431 corresponding patterns and macroize using MODEF macro. Change
23432 predicates of op0 and op1 to register_operand and remove
23433 "m" constraint. Disparage "r" alternative with "!".
23434 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
23435 macroize using X87MODEF macro. Change predicates of op0 and op1
23436 to register_operand and remove "m" constraint. Disparage "r"
23437 alternative with "!".
23438 (absneg splitter with memory operands): Remove.
23439 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
23440 patterns and macroize using X87MODEF mode iterator.
23441 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
23442 Change predicate of op1 to register_operand.
23443 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
23444 for memory operands.
23446 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
23448 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
23450 2008-01-07 Richard Guenther <rguenther@suse.de>
23452 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
23455 2008-01-07 Richard Guenther <rguenther@suse.de>
23457 PR tree-optimization/34683
23458 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
23459 VOPs of the needed size to save memory. Use VEC_quick_push
23460 to save compile-time.
23461 (vdefs_to_vec): Likewise.
23463 2008-01-07 Sa Liu <saliu@de.ibm.com>
23465 * config/spu/spu.md (divdf3): Genetate inline code for double
23466 division. The implementation doesn't handle INF or NAN, therefore it
23467 only applies when -ffinite-math-only is given.
23469 2008-01-06 Paolo Carlini <pcarlini@suse.de>
23472 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
23473 * doc/cpp.texi ([Common Predefined Macros]): Document.
23475 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
23477 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
23478 order to use commutative addition instead of subtraction.
23480 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23481 Mircea Namolaru <namolaru@il.ibm.com>
23482 Vladimir Yanovsky <yanov@il.ibm.com>
23483 Revital Eres <eres@il.ibm.com>
23485 PR tree-optimization/34263
23486 * tree-outof-ssa.c (process_single_block_loop_latch,
23487 contains_tree_r): New functions.
23488 (analyze_edges_for_bb): Call process_single_block_loop_latch
23489 function to empty single-basic-block latch block if possible.
23491 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23493 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23495 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
23497 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23499 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
23501 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23503 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
23505 2008-01-05 Jakub Jelinek <jakub@redhat.com>
23507 PR tree-optimization/34618
23508 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
23511 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23514 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
23515 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
23516 Update copyright year.
23518 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
23519 Update copyright year.
23520 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
23523 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
23525 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
23526 edge does not point to current bb before changing need_assert.
23528 2008-01-04 Richard Guenther <rguenther@suse.de>
23530 PR middle-end/34029
23531 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
23532 for verifying purposes if they are is_gimple_min_invariant.
23534 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
23536 PR tree-optimization/34448
23537 PR tree-optimization/34465
23538 * gimplify.c (gimplify_init_constructor): Add new parameter
23539 notify_temp_creation. Use it.
23540 (gimplify_modify_expr_rhs): Take volatiles into account when
23541 optimizing constructors.
23542 Do not optimize constructors if gimplify_init_constructor will dump to
23544 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
23545 * gcc.c-torture/compile/pr34448.c: New.
23547 2008-01-04 Jakub Jelinek <jakub@redhat.com>
23549 PR gcov-profile/34609
23550 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
23551 return_slot if result is TREE_ADDRESSABLE.
23553 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
23555 * config/mips/mips.md (sqrt_condition): Tweak comment.
23556 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
23558 2008-01-03 Tom Tromey <tromey@redhat.com>
23561 * c-common.c (c_type_hash): Handle VLAs.
23563 2008-01-03 Jan Hubicka <jh@suse.cz>
23565 PR tree-optimization/31081
23566 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
23567 0 when inlining and not inlining to first basic block.
23568 (remap_decl): When var is initialized to 0, don't set default_def.
23569 (expand_call_inline): Set entry_bb.
23570 * tree-inline.h (copy_body_data): Add entry_bb.
23572 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23575 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
23578 PR tree-optimization/29484
23579 * tree-inline.c (inline_forbidden_p_2): New function.
23580 (inline_forbidden_p): Disallow inlining if some static var
23581 has an address of a local LABEL_DECL in its initializer.
23582 * doc/extend.texi (Labels as Values): Document &&foo behaviour
23585 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
23587 PR tree-optimization/34635
23588 * tree-data-ref.c (add_other_self_distances): Make sure that the
23589 evolution step is constant.
23591 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23593 PR middle-end/34608
23594 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
23596 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
23598 * tree-sra.c (scalarize_init): Insert the generate_element_init
23599 statements after the generate_element_zero statements.
23601 2008-01-02 Richard Guenther <rguenther@suse.de>
23603 PR middle-end/34093
23604 PR middle-end/31976
23605 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
23606 for very large number of operands instead of ICEing.
23608 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
23611 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
23612 while stack probing.
23614 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
23616 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
23619 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
23621 PR libmudflap/26442
23622 * tree-mudflap.c (mx_register_decls): Guard warning by
23623 !DECL_ARTIFICIAL check.
23625 2008-01-01 Jakub Jelinek <jakub@redhat.com>
23627 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
23628 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
23629 sse5_perm<mode>): Fix constraints.