1 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4 * tree-ssa.c (execute_update_addresses_taken): Also update
5 DECL_GIMPLE_REG_P for vector and complex types.
7 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
8 Jan Hubicka <jh@suse.cz>
11 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
12 empty before freeing them.
13 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
15 2008-09-18 Bob Wilson <bob.wilson@acm.org>
17 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
18 * config/xtensa/predicates.md (tls_symbol_operand): New.
19 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
20 (TARGET_CANNOT_FORCE_MEM): Define.
21 (xtensa_tls_symbol_p): New.
22 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
23 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
24 (xtensa_tls_module_base): New.
25 (xtensa_call_tls_desc): New.
26 (xtensa_legitimize_tls_address): New.
27 (xtensa_legitimize_address): Handle TLS symbols.
28 (xtensa_tls_referenced_p_1): New.
29 (xtensa_tls_referenced_p): New.
30 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and UNSPEC_DTPOFF.
31 (XTENSA_BUILTIN_THREAD_POINTER): New.
32 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
33 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3 builtin.
34 Add declarations for __builtin_thread_pointer and
35 __builtin_set_thread_pointer.
36 (xtensa_fold_builtin): Recognize new builtins.
37 (xtensa_expand_builtin): Expand new builtins.
38 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
39 (TARGET_THREADPTR): Define.
40 (HAVE_AS_TLS): Define default value.
41 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
42 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
43 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
44 (UNSPECV_SET_TP): New.
45 (sym_TPOFF, sym_DTPOFF): New.
46 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
47 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
48 * configure: Regenerated.
50 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
53 * config/ia64/ia64.c (ia64_optimization_options): Move
54 checking and setting flag_schedule_insns_after_reload and
55 ia64_flag_schedule_insns2 back to ...
56 (ia64_override_options): Here.
58 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
61 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
62 zero extend count after the correction to it is done.
63 (doloop_optimize): Update call to doloop_modify, don't zero extend
66 2008-09-18 Martin Jambor <mjambor@suse.cz>
68 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
70 * ipa-prop.c: Correct comments.
71 * ipa-prop.h: Likewise.
73 2008-09-18 Jan Hubicka <jh@suse.cz>
76 * ipa-reference.c (ipa_reference_local_vars_info_d,
77 ipa_reference_global_vars_info_d,
78 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
79 ipa_reference_vars_info_t): Move here from ipa-reference.h
80 (node_duplication_hook_holder, node_removal_hook_holder): New.
81 (get_reference_vars_info_from_cgraph): Rename to ...
82 (get_reference_vars_info): ... this one, use cgraph uids.
83 (get_local_reference_vars_info, get_global_reference_vars_info):
84 Use cgraph instead of decl.
85 (ipa_reference_get_read_local, ipa_reference_get_written_local): Remove.
86 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
87 ipa_reference_get_written_global, ipa_reference_get_not_written_global): Use
89 (check_call): Simplify avail check.
90 (scan_stmt_for_static_refs): Update.
91 (propagate_bits): Update.
92 (merge_callee_local_info): Remove.
93 (init_function_info): Use cgraph nodes.
94 (clean_function_local_data): Break out from ...
95 (clean_function): ... here.
96 (copy_local_bitmap, copy_global_bitmap): New functions.
97 (duplicate_node_data, remove_node_data): New functions.
98 (generate_summary): Register hooks; use visibility instead of
100 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
101 * ipa-reference.h (ipa_reference_local_vars_info_d,
102 ipa_reference_global_vars_info_d,
103 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
104 ipa_reference_vars_info_t): Move to ipa-reference.c
105 (ipa_reference_get_read_local, ipa_reference_get_written_local):
107 (ipa_reference_get_read_global, ipa_reference_get_written_global,
108 ipa_reference_get_not_read_global, ipa_reference_get_not_written_global):
110 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
111 (init_state): Remove.
112 (node_duplication_hook_holder, node_removal_hook_holder): New.
113 (get_function_state, set_function_state): Use VECtor.
114 (analyze_function): Check body availability.
115 (add_new_function): Likewise.
116 (duplicate_node_data, remove_node_data): New.
117 (generate_summary): Register hooks; do not care about clones.
118 (propafate): Do not care about clones; recursive functions are not looping.
119 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
120 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
121 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
123 * tree-flow.h (function_ann_d): Remove reference_vars_info.
124 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops): Update call of
125 ipa-reference accesors.
127 2008-09-18 Simon Baldwin <simonb@google.com>
129 * c-opts.c (c_common_handle_option): Add handling for
130 -Wbuiltin-macro-redefined command line option.
131 * c.opt: Added builtin-macro-redefined option.
132 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
135 2008-09-18 Richard Guenther <rguenther@suse.de>
137 PR tree-optimization/37258
138 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
139 and signedness for integral types.
140 (vn_phi_eq): Require compatible types.
142 2008-09-18 Jakub Jelinek <jakub@redhat.com>
145 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
146 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
148 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
149 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
150 ggc_free other TREE_LIST nodes from that chain.
151 * function.c (instantiate_decls): Instantiate also DECL_RTL
152 of vars in cfun->local_decls, free that list afterwards.
154 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
156 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
157 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
159 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
161 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
162 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
164 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
166 PR tree-optimization/37102
167 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
168 from a node. Check to see if another PHI is dead.
169 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
170 remove real PHIs which have no uses.
171 (rewrite_out_of_ssa): Call eliminate_useless_phis.
173 2008-09-18 Richard Guenther <rguenther@suse.de>
176 * tree-cfg.c (remove_useless_stmts_1): Remove
177 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
179 2008-09-18 Nick Clifton <nickc@redhat.com>
181 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
182 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
183 to frv_secondary_reload_class.
184 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
185 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
186 (frv_secondary_reload_class): Omit unused parameter.
187 (frv_secondary_reload): New function. Handle the case when
188 secondary_reload_class() is called before the reload_(in|out)
189 _optabs have been initialised.
190 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
192 * config/frv/frv.md: Define an exclusion set between fr550_m0
195 2008-09-18 Richard Guenther <rguenther@suse.de>
197 PR tree-optimization/37456
198 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
199 want to insert after ends a BB insert on the single fallthru
202 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
204 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
205 Mention -march=z9-109, z9-ec and z10.
207 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
209 PR rtl-optimization/37544
210 * regrename.c (maybe_mode_change): Exit early when copy_mode
211 is narrower than orig_mode and narrower than new_mode.
213 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
216 * sched-int.h (struct _haifa_insn_data): Remove unused field
219 * sched-rgn.c (ref_counts): Remove.
220 (insn_referenced): New static variable.
221 (INSN_REF_COUNT): Remove.
222 (sched_run_compute_dependencies): Use insn_referenced instead of
224 (add_branch_dependences): Likewise. Delete dead assignment.
226 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
228 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
229 consumer is an asm. Add comment why this is important.
230 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
231 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
234 2008-09-17 Joseph Myers <joseph@codesourcery.com>
236 * expr.c (emit_group_store): Do not shift before moving via a
239 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
241 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
242 from aggregate to non-aggregate type if the bit pattern is not fully
243 preserved afterwards.
245 2008-09-17 Richard Guenther <rguenther@suse.de>
247 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
248 (verify_gimple_assign): ... this. Split into ...
249 (verify_gimple_assign_unary): ... this,
250 (verify_gimple_assign_binary): ... that,
251 (verify_gimple_assign_single): ... and this.
252 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
253 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
254 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
255 (verify_types_in_gimple_reference): Be forgiving with
257 (verify_gimple_phi): Deal with virtual operands.
259 * tree.def (PREDICT_EXPR): Change to tcc_expression.
261 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
263 * tree.c (get_callee_fndecl): Don't call the language hook.
264 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
265 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
266 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
268 2008-09-17 Jakub Jelinek <jakub@redhat.com>
270 * tree.c (protected_set_expr_location): Don't unnecessarily
271 check for error_mark_node.
273 2008-09-17 Art Haas <ahaas@impactweather.com>
275 * ipa-reference.c (analyze_function): Declare step only if
276 ENABLE_CHECKING is defined.
278 2008-09-17 Jan Hubicka <jh@suse.cz>
281 * tree.h (DECL_INLINE): remove.
282 (DECL_DECLARED_INLINE_P): Update docs.
283 (DECL_NO_INLINE_WARNING_P): new.
284 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
285 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
287 2008-09-17 Jakub Jelinek <jakub@redhat.com>
288 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
291 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
294 2008-09-17 Jan Hubicka <jh@suse.cz>
296 * ipa-reference.c (ipa_obstack): Remove.
297 (local_info_obstack, global_info_obstack): New.
298 (add_static_var): We now handle variables only.
299 (mark_address_taken, mark_load, mark_store): New functions based on ...
300 (check_operand): ... remove.
301 (get_asm_stmt_operands): Rename to ...
302 (check_asm_memory_clobber): ... this. Look only for memory clobber.
303 (scan_stmt_for_static_refs): Rewrite.
304 (scan_op_for_static_refs): Rename to ...
305 (scan_initializer_for_static_refs): do not look for VAR_DECL
306 initializers; stop recursion on types and decls.
307 (ipa_init): Use proper obstacks.
308 (analyze_variable): Use scan_initializer_for_static_refs.
309 (init_function_info): Use local obstack.
310 (analyze_function): Simplify.
311 (add_new_function): We don't need visited_nodes obstack.
312 (generate_summary): Use proper obstacks; cleanup after propagation.
314 2008-09-17 Richard Guenther <rguenther@suse.de>
317 PR tree-optimization/37491
318 * alias.c (get_alias_set): Use the canonical type.
319 * tree-vect-transform.c (vectorizable_store): Use the type of
320 the lhs for the vector type. Adjust checking.
321 (vectorizable_load): Adjust checking.
323 2008-09-16 Jakub Jelinek <jakub@redhat.com>
324 Adam Nemet <anemet@caviumnetworks.com>
326 PR rtl-optimization/37483
327 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
328 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
329 Rearrange code to better match the original comment. Check
330 t_unconditional first. Improve comment.
332 2008-09-16 Jakub Jelinek <jakub@redhat.com>
335 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
336 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
339 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
340 GIMPLE_TRY if cleanup sequence is empty.
342 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
345 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
346 eliminate IV if the cost are the same.
348 2008-09-16 Richard Guenther <rguenther@suse.de>
351 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
354 2008-09-16 Richard Guenther <rguenther@suse.de>
356 PR tree-optimization/37508
357 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
359 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
361 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
363 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
365 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
366 use gen_floatdidf2 directly.
367 (floatunssidf2): Likewise.
368 (floatsidf_ppc64_mfpgpr): Remove.
369 (floatsidf_ppc64): Remove.
370 (floatunssidf_ppc64): Remove.
372 2008-09-15 Jakub Jelinek <jakub@redhat.com>
374 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
375 rather than update_cost_queue.
377 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
378 in every call starting with the second one, instead of only when
379 alias_bitmap_obstack.elements != NULL.
381 * tree-predcom.c (filter_suitable_components): Free all refs in
382 act->refs vector before calling release_component.
383 (add_ref_to_chain): Free ref if not adding it to chain->refs.
385 * tree-data-ref.c (free_subscripts): Free all subscript objects.
387 * tree-loop-linear.c (linear_transform_loops): Initialize
388 lambda_obstack only after calling perfect_loop_nest_depth.
389 Goto free_and_continue instead of just continue for later failures.
392 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
395 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
397 2008-09-14 Andreas Schwab <schwab@suse.de>
399 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
401 2008-09-14 Jan Hubicka <jh@suse.cz>
403 * invoke.texi (-fconserve-stack): Document.
404 * opts.c (decode_options): Handle conserve_stack.
405 * common.opt (fconvserve_stack): New.
407 2008-09-14 David Edelsohn <edelsohn@gnu.org>
409 * config.host: Add x-aix to host_xmake_file.
410 * config/rs6000/t-aix52: Do not override LDFLAGS.
411 * config/rs6000/x-aix: New file.
413 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
419 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
420 is not recognized as a valid register usage. Allow REG_X to be used
422 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
423 forces a reload when using a base register.
425 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
427 * config/i386/cygming-crtend.c (register_frame_ctor): If
428 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
429 directly with atexit.
430 (deregister_frame_ctor): Rename to ...
431 (deregister_frame_dtor): Use to call __gcc_deregister_frame
432 if !DEFAULT_USE_CXA_ATEXIT.
434 2008-09-13 Jan Hubicka <jh@suse.cz>
436 * cgraph.c: Include value-prof.h
437 * Makefile.in (cgraph.o): Add value-prof.h dependency.
439 2008-09-13 Jan Hubicka <jh@suse.cz>
442 * tree-profile.c (add_abnormal_goto_call_edges): New function.
443 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
444 tree_gen_one_value_profiler, tree_gen_average_profiler,
445 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
447 2008-09-13 Jan Hubicka <jh@suse.cz>
449 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
450 too many bytes on misalligned blocks.
452 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
454 * doc/cfg.texi: Fix some typos.
455 * doc/extend.texi: Likewise.
456 * doc/install.texi: Likewise.
457 * doc/invoke.texi: Likewise.
458 * doc/rtl.texi: Likewise.
459 * doc/tree-ssa.texi: Likewise.
461 2008-09-13 Richard Guenther <rguenther@suse.de>
464 * tree-nested.c (finalize_nesting_tree_1): Generate valid
465 gimple stores for memory rhs.
467 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
469 PR rtl-optimization/37489
470 * cse.c (fold_rtx): Don't return const_true_rtx for float
471 compare if FLOAT_STORE_FLAG_VALUE is undefined.
473 2008-09-13 Jan Hubicka <jh@suse.cz>
475 PR tree-optimization/37392
476 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
478 2008-09-13 Martin Jambor <mjambor@suse.cz>
479 Jan Hubicka <jh@suse.cz>
481 * cgraph.c (free_edges): New variable.
482 (NEXT_FREE_EDGE): New macro.
483 (cgraph_free_edge): New function.
484 (cgraph_remove_edge): Call cgraph_remove_edge_1.
485 (cgraph_node_remove_callees): Likewise.
486 (cgraph_node_remove_callers): Likewise.
487 (cgraph_create_edge): Reuse edges from the free list. Do not
488 update uid if doing so.
489 (cgraph_remove_*_hook): Add free call.
491 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
493 * ira-color.c (conflict_allocno_vec): Delete.
494 (update_cost_queue_elem): New structure.
495 (update_cost_queue): New variable.
496 (update_cost_queue_tail): Likewise.
497 (update_cost_queue_elems): Likewise.
498 (allocno_update_cost_check): Delete.
499 (initiate_cost_update): Allocate update_cost_queue_elems
500 instead of allocno_update_cost_check.
501 (finish_cost_update): Update the free()s accordingly.
502 (start_update_cost): New function.
503 (queue_update_cost): Likewise.
504 (get_next_update_cost): Likewise.
505 (update_copy_costs_1): Inline into...
506 (update_copy_costs): ...here. Use a queue instead of recursive calls.
507 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
508 once we've established they are equal. Don't allocate update
509 costs if there is nothing to add to them.
510 (update_conflict_hard_regno_costs): Remove ALLOCNO and
511 DIVISOR arguments. Use a queue instead of recursive calls;
512 process all the allocnos in the initial queue, rather than
514 (assign_hard_reg): Use queue_update_cost instead of
515 conflict_allocno_vec. Queue coalesced allocnos instead
516 of calling update_conflict_hard_regno_costs for each one.
517 Just call update_conflict_hard_regno_costs once for the
519 (ira_color): Remove conflict_allocno_vec handling.
521 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
523 PR tree-optimization/37484
524 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
525 (save_var_name): Same.
526 (initialize_cloog_names): Same.
527 (initialize_cloog_names): Same.
529 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
531 * tree-scalar-evolution.c (set_instantiated_value): Set
534 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
538 * ira-build.c (common_loop_tree_node_dominator): Remove.
539 (copy_live_ranges_to_removed_store_destinations): New function.
540 (regno_top_level_allocno_map): Move to top level from ...
541 (ira_flattening): ... here. Use
542 copy_live_ranges_to_removed_store_destinations.
544 * ira-emit.c (generate_edge_moves): Fix a comment.
546 2008-09-12 Anatoly Sokolov <aesok@post.ru>
549 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
550 scratch register after 'set' pattern.
552 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
554 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
555 information passed to mark_reg_pointer.
556 * explow.c (force_reg): Likewise.
558 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
560 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
561 when building for the celledp architecture.
563 2008-09-12 Richard Guenther <rguenther@suse.de>
565 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
567 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
569 PR rtl-optimization/37424
570 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
571 the regnos instead of the addresses.
573 2008-09-11 Janis Johnson <janis187@us.ibm.com>
575 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
577 2008-09-11 Richard Guenther <rguenther@suse.de>
579 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
580 entering the weaker equivalence recording.
582 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
584 2008-09-11 Jeff Law <law@redhat.com>
586 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
587 by assign_stack_local on the IRA path for stack slot sharing
588 as well as the non-IRA path.
590 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
592 * config/i386/i386.h: Fix whitespace issues.
594 2008-09-11 Martin Jambor <mjambor@suse.cz>
596 * ipa-prop.h (struct ipa_param_flags): Removed.
597 (struct ipa_param_descriptor): New structure.
598 (struct ipa_node_params): ipcp_lattices, param_decls and
599 param_flags moved to ipa_param_description.
600 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
601 descriptors. Renamed all users.
602 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
603 changed to access descriptors. Renamed all users.
604 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
605 to access descriptors. Renamed all users.
606 * ipa-cp.c (ipcp_init_cloned_node): Call
607 ipa_initialize_node_params instead of ipa_count_formal_params and
608 ipa_create_param_decls_array.
609 (ipcp_analyze_node): Likewise.
610 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
611 descriptors. Renamed all users.
612 (ipcp_initialize_node_lattices): Remove allocation.
613 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
614 ipa_initialize_node_params instead of ipa_count_formal_params and
615 ipa_create_param_decls_array.
616 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
617 ipa_populate_param_decls, made static, added parameter info,
618 renamed mt to node, removed allocation, changed to use
620 (ipa_count_formal_params): Made static, added parameter info,
622 (ipa_initialize_node_params): New function.
623 (ipa_check_stmt_modifications): Changed to use descriptors.
624 (ipa_detect_param_modifications): Removed allocation, changed to
626 (ipa_note_param_call): Changed to use descriptors.
627 (ipa_analyze_params_uses): Removed allocation.
628 (ipa_free_node_params_substructures): Changed to use descriptors.
629 (ipa_edge_duplication_hook): Use the unused attribute.
630 (ipa_node_duplication_hook): Use the unused attribute, changed to
631 use descriptors, changed to duplicate descriptors.
633 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
634 changed all callers. Call ipa_propagate_indirect_call_infos if doing
635 indirect inlining. Made static.
636 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
637 functions called only once.
638 (cgraph_decide_recursive_inlining): Don't call
639 ipa_propagate_indirect_call_infos, pass new_edges to
640 cgraph_mark_inline_edge instead.
641 (cgraph_decide_inlining_of_small_functions): Don't call
642 ipa_propagate_indirect_call_infos, pass new_edges to
643 cgraph_mark_inline_edge instead.
644 (cgraph_decide_inlining): Don't call
645 ipa_propagate_indirect_call_infos.
646 * ipa-prop.c: Check that vectors are allocated.
648 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
649 iff a new cgraph edges have been created.
650 (cgraph_decide_inlining): New variable redo_always_inline.
651 Flattening and always_inlining loop until callgraph stabilizes.
652 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
653 true iff new cgraph edges have been created.
654 (propagate_info_to_inlined_callees): Likewise.
655 (ipa_propagate_indirect_call_infos): Likewise.
657 2008-09-11 Richard Guenther <rguenther@suse.de>
659 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
660 (set_prologue_iterations): Likewise.
661 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
663 (vect_update_init_of_dr): Likewise.
664 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
666 * fold-const.c (fold_unary): Do not generate calculations
669 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
671 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
672 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
673 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
675 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
677 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
678 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
679 before finalizing the changes.
680 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
682 (simplify_truth_ops_using_ranges): New.
683 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
684 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
685 whether a simplification was made.
686 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
687 use a switch statement and also call simplify_truth_ops_using_ranges.
689 2008-09-11 Jan Hubicka <jh@suse.cz>
691 * ggc-common.c (loc_array): Make static.
692 * dce.c (rest_of_handle_ud_dce): Free worklist.
694 2008-09-11 Jan Hubicka <jh@suse.cz>
696 * cgraph.c (cgraph_release_function_body): Plug memory leak on
697 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
698 function so we are sure we do not dangle it forever.
699 * function.c (outer_function_chain, find_function_data): Remove.
700 (function_context_stack): New.
701 (push_function_context, pop_function_context): Update.
702 * function.h (struct function): Remove pointer outer.
703 (outer_function_chain, find_function_data): Remove.
704 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
706 2008-09-11 Jan Hubicka <jh@suse.cz>
709 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
711 2008-09-11 Jan Hubicka <jh@suse.cz>
713 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
715 2008-09-11 Jan Hubicka <jh@suse.cz>
717 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
718 (free_var_map_entry): New function.
719 (redirect_edge_var_map_destroy): Use it.
721 2008-09-11 Jan Hubicka <jh@suse.cz>
724 * tree-inline.c (add_lexical_block): Replace with ...
725 (prepend_lexical_block): ... prepend at begginig.
726 (remap_blocks): Use it and reverse later.
727 (expand_call_inline): Use prepend_lexical_block.
729 2008-09-11 Jan Hubicka <jh@suse.cz>
731 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
733 2008-09-11 Jan Hubicka <jh@suse.cz>
735 * function.c (free_after_compilation): Call insn_locators_free.
736 * cfglayout.c (insn_locators_free): New function.
737 * rtl.h (insn_locators_free): Declare.
739 2008-09-11 Jan Hubicka <jh@suse.cz>
741 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
743 (cond_move_process_if_block): Update call.
745 2008-09-11 Jan Hubicka <jh@suse.cz>
747 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
748 * vec.c: Include hashtab.h
749 (vec_descriptor, ptr_hash_entry): New structures.
750 (vec_desc_hash, vec_ptr_map): New static variables.
751 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
752 register_overhead, free_overhead, vec_heap_free): New functions.
753 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
754 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
755 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
758 2008-09-11 Ira Rosen <irar@il.ibm.com>
760 PR tree-optimization/37474
761 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
762 length of load permutation.
764 2008-09-11 Andreas Schwab <schwab@suse.de>
766 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
768 2008-09-11 Jakub Jelinek <jakub@redhat.com>
771 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
772 * dse.c (find_shift_sequence): Use extract_low_bits instead of
775 2008-09-11 Ira Rosen <irar@il.ibm.com>
777 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
780 2008-09-10 Jakub Jelinek <jakub@redhat.com>
783 * gimplify.c (gimplify_body): Call default_rtl_profile.
786 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
787 instead of tok->val.node if not expanding to something else. Handle
788 intervening CPP_PADDING tokens.
789 (altivec_categorize_keyword): Remove unneeded comparisons.
791 2008-09-10 Richard Guenther <rguenther@suse.de>
793 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
795 2008-09-10 Richard Guenther <rguenther@suse.de>
798 * tree-inline.c (insert_init_stmt): Make sure to not
799 insert invalid gimple stores.
801 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
803 PR tree-optimization/37388
804 * toplev.c (process_options): Fail and warn when graphite
805 flags are used, but the compiler has not been configured
806 with graphite libraries.
807 * graphite.c (graphite_transform_loops): Remove printfs
808 to dump_file for the case when graphite is not available.
810 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
813 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
814 the even element into register.
815 (ix86_expand_vector_init_general): Don't use
816 ix86_expand_vector_init_interleave on V16QImode and V8HImode
817 if we can't move from GPR to SSE register directly.
819 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
821 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
822 not lose track of the number of NOPs needed. Number of NOPs needed
823 for sync vs. loads workaround was switched; corrected. Run second
824 pass for all workarounds. No NOPs needed after call insns. Change
825 second pass to use find_next_insn_start and find_load helpers in order
826 to properly detect parallel insns.
827 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
829 2008-09-10 Jan Hubicka <jh@suse.cz>
831 * value-prof.c (gimple_ic): Fix tuplification bug.
832 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
835 2008-09-10 Jakub Jelinek <jakub@redhat.com>
837 PR tree-optimization/37353
838 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
839 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
840 calls instead of cond_dead_built_in_calls.
841 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
842 initalize the vector only before adding first entry. Use VEC_safe_push
843 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
844 shrink_wrap_conditional_dead_built_in_calls call.
846 2008-09-10 Ira Rosen <irar@il.ibm.com>
848 PR tree-optimization/37385
849 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
850 and use it as a vector type if not NULL.
851 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
853 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
855 (vectorizable_load): Likewise.
857 2008-09-10 Jakub Jelinek <jakub@redhat.com>
859 * config/i386/i386.md (SWI32): New mode iterator.
860 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
863 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
865 PR rtl-optimization/37435
866 * caller-save.c (insert_restore, insert_save): Check the mode by
869 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
872 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
874 (dw2_output_indirect_constant_1): Use unstripped name in symbol
877 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
879 * doc/invoke.texi (ARM Options): Correct errors in discussion
880 of -mfloat-abi, -mhard-float, and -msoft-float.
882 2008-09-09 Jakub Jelinek <jakub@redhat.com>
883 Jan Hubicka <jh@suse.cz>
886 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
887 calling gimple_regimplify_operands on it. Iterate over all newly
888 added statements, not just the last one.
889 (insert_init_stmt): Insert stmt into seq first, then call
890 gimple_regimplify_operands on it. Don't create new gimplification
891 context, nor find referenced vars.
893 2008-09-09 Jakub Jelinek <jakub@redhat.com>
896 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
897 to pointer to vector pointer.
898 * ipa-prop.c (ipa_propagate_indirect_call_infos,
899 propagate_info_to_inlined_callees): Likewise.
900 (update_call_notes_after_inlining): Likewise. Push new indirect edge
901 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
902 ipa_check_create_edge_args.
903 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
904 to pointer to vector pointer.
905 (cgraph_decide_inlining_of_small_function): Adjust
906 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
910 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
911 optimizing for size, not speed.
913 PR rtl-optimization/37408
914 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
917 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
919 PR tree-optimization/37375
920 * tree-scalar-evolution.c (scev_info_str): Add field
922 (new_scev_info_str, eq_scev_info, find_var_scev_info,
923 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
924 set_instantiated_value): Pass instantiated_below.
925 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
927 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
928 the definitions are not instantiated.
930 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
931 (block_before_loop): New.
932 * tree-data-ref.c (dr_analyze_indices): Update uses of
934 * graphite.c (block_before_scop): New.
935 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
936 basic block, not a loop for determining the parameters.
937 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
939 (idx_record_params, find_params_in_bb, find_scop_parameters,
940 build_loop_iteration_domains, add_conditions_to_domain): Update calls
943 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
945 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
949 * ira-build.c (ira_create_allocno): Setup frequency to 0.
951 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
952 Check zero freq and increase if necessary.
954 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
956 * ira-conflicts.c (process_regs_for_copy): Check that the hard
957 regno is in the right range. Add comments.
959 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
961 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
963 * mips-tfile.c (copy_object): Cast alloca result to int *.
964 * mips-tdump.c (print_symbol): Cast xmalloc return values to
966 Rename class to sclass.
967 (read_tfile): Cast read_seek return values to proper types.
968 Cast xcalloc return value to proper type.
970 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
972 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
973 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
974 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
976 2008-09-09 Jan Hubicka <jh@suse.cz>
978 * profile.c (is_edge_inconsistent): Add debug output; ignore
979 negative count on fake edges.
980 (is_inconsistent): Add debug output.
982 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
984 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
986 (choose_ready): When first insn is chosen from the ready list, also
989 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
991 PR rtl-optimization/37360
992 * haifa-sched.c (max_issue): Do not assert that we never issue more
993 insns than issue_rate. Add comment.
995 2008-09-09 Richard Guenther <rguenther@suse.de>
997 * tree-cfg.c (verify_types_in_gimple_op): Remove.
998 (verify_types_in_gimple_call): Rename to ...
999 (verify_gimple_call): ... this. Enhance.
1000 (verify_types_in_gimple_cond): Remove.
1001 (verify_gimple_comparison): New function ...
1002 (verify_types_in_gimple_assign): ... split out from here.
1003 (verify_types_in_gimple_return): Rename to ...
1004 (verify_gimple_return): ... this. Enhance.
1005 (verify_types_in_gimple_switch): Rename to ...
1006 (verify_gimple_switch): ... this. Enhance.
1007 (verify_gimple_goto): New function.
1008 (verify_types_in_gimple_phi): Rename to ...
1009 (verify_gimple_phi): ... this. Enhance.
1010 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1011 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1012 (verify_types_in_gimple_seq_2): Remove cases handled in
1013 verify_types_in_gimple_stmt.
1015 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1017 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1018 (push_multiple_operation, pop_multiple_operation): Set it.
1019 (workaround_rts_anomaly): New function.
1020 (workaround_speculation): New function, broken out of bfin_reorg.
1021 (bfin_reorg): Call the new functions.
1023 2008-09-09 Richard Guenther <rguenther@suse.de>
1027 * gimplify.c (gimplify_conversion): Change conversions of
1028 non-register type to VIEW_CONVERT_EXPRs.
1029 (gimplify_addr_expr): If we need to make the operand
1030 addressable make sure to use a properly initialized
1031 temporary for that so it gets a valid gimple store.
1033 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1035 * function.h (struct function): Add function_start_locus.
1036 * cfgexpand.c (gimple_expand_cfg): Use it.
1037 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1039 2008-09-09 Richard Guenther <rguenther@suse.de>
1041 PR tree-optimization/37433
1042 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1045 2008-09-09 Richard Guenther <rguenther@suse.de>
1047 PR tree-optimization/37387
1048 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1049 and bits to a common type.
1051 2008-09-09 Nick Clifton <nickc@redhat.com>
1053 * config/v850/v850.md (return): Restore frame size restriction.
1055 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1057 * c-common.c (c_expand_decl): Remove.
1058 * c-common.h (anon_aggr_type_p): Remove prototype.
1059 (DECL_ANON_UNION_ELEMS): Remove.
1060 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1061 * c-decl.c (anon_aggr_type_p): Remove.
1062 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1063 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1064 * langhooks.h (struct lang_hooks): Remove expand_decl.
1065 * langhooks.c (lhd_expand_decl): Remove.
1066 * stmt.c (expand_anon_union_decl): Remove.
1067 * tree.h (expand_anon_union_decl): Remove prototype.
1069 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1072 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1074 * config/avr/avr.md (QISI) : Define mode iterator.
1075 (negated_tst<mode>) : Redefine as split using mode macro.
1076 (reversed_tstqi): Define insn as reversed compare with zero.
1077 (reversed_tsthi): Ditto.
1078 (reversed_tstsi): Ditto.
1080 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1083 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1084 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1087 * predict.c (optimize_function_for_size_p): Don't segfault if
1089 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1090 tree_swap_operands_p): Don't test cfun != NULL before calling
1091 optimize_function_for_s*_p.
1093 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1095 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1098 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1100 * crx/crx.h (IRA_COVER_CLASSES): Define.
1102 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1105 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1106 even when a stmt has been gimple_modified_p, but after fold_stmt is
1107 not any longer. Remove unneeded may_have_exposed_new_symbols
1110 2008-09-08 Richard Guenther <rguenther@suse.de>
1112 PR tree-optimization/37421
1113 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1116 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1119 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1121 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1124 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1125 * pa-hpux10.h (LINK_SPEC): Likewise.
1126 * pa-hpux11.h (LINK_SPEC): Likewise.
1128 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1130 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1131 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1133 2008-09-07 Helge Deller <deller@gmx.de>
1135 * pa/linux-atomic.c: New file.
1136 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1137 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1139 2008-09-07 Richard Guenther <rguenther@suse.de>
1140 Ira Rosen <irar@il.ibm.com>
1142 PR tree-optimization/36630
1143 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1144 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1146 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1147 Ira Rosen <irar@il.ibm.com>
1149 PR tree-optimization/35642
1150 * config/rs6000/altivec.md (mulv8hi3): Implement.
1152 2008-09-06 Jeff Law <law@redhat.com>
1154 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
1156 2008-09-06 Jan Hubicka <jh@suse.cz>
1158 PR tree-optimization/14703
1159 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1161 * passes.c (init_optimization_passes): Recompute inline parameters.
1163 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1165 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1168 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1169 Peter Fuerst <post@pfrst.de>
1171 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1172 * doc/extend.texi: Document __builtin_mips_cache.
1173 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
1174 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
1175 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1176 __GCC_HAVE_BUILTIN_MIPS_CACHE.
1177 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
1178 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
1179 (set_push_mips_isas): New variable.
1180 (mips_r10k_cache_barrier): New variable.
1181 (cache): New availability predicate.
1182 (mips_builtins): Add an entry for __builtin_mips_cache.
1183 (mips_build_cvpointer_type): New function.
1184 (MIPS_ATYPE_CVPOINTER): New macro.
1185 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
1187 (r10k_simplified_address_p, r10k_simplify_address)
1188 (r10k_uncached_address_p, r10k_safe_address_p)
1189 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
1190 (r10k_needs_protection_p_call, r10k_needs_protection_p)
1191 (r10k_insert_cache_barriers): New functions.
1192 (mips_reorg_process_insns): Delete cache barriers after a
1193 branch-likely instruction.
1194 (mips_reorg): Call r10k_insert_cache_barriers.
1195 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
1196 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
1197 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
1198 (mips_cache, r10k_cache_barrier): New define_insns.
1200 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1202 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1203 * ira-color.c (setup_allocno_left_conflicts_num): Use
1204 hard_reg_set_equal_p instead of a comparison with
1205 ira_zero_hard_reg_set.
1206 * ira.c (setup_reg_subclasses): Likewise.
1207 (setup_cover_and_important_classes): Likewise.
1208 (setup_class_translate): Likewise.
1209 (setup_reg_class_intersect_union): Likewise.
1210 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1211 (ira_init_once): Don't initialize them.
1213 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1215 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
1217 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1219 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
1221 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1223 Improved branch hints, safe hints, and scheduling.
1225 * haifa-sched.c (sched_emit_insn) : Define.
1226 * sched-int.h (sched_emit_insn) : Add prototype.
1227 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
1228 -mhint-max-distance -msafe-hints) : Document.
1229 * config/spu/spu.c (spu_flag_var_tracking): New.
1230 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
1231 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
1232 TARGET_ASM_FILE_START): Define.
1233 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
1234 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
1235 (spu_emit_branch_hint): Add blocks argument.
1236 (insert_branch_hints, insert_nops): Remove.
1237 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
1238 uses_ls_unit, spu_sched_init_global, spu_sched_init,
1239 spu_sched_reorder, asm_file_start): New functions.
1240 (clock_var, spu_sched_length, pipe0_clock,
1241 pipe1_clock, prev_clock_var, prev_priority,
1242 spu_ls_first, prev_ls_clock): New static variables.
1243 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
1244 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
1245 (nopn_nv): Add a non-volatile version of nop.
1246 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
1247 -mhint-max-distance, -msafe-hints): New options.
1249 2008-09-05 Janis Johnson <janis187@us.ibm.com>
1250 Samuel Tardieu <sam@rfc1149.net>
1252 * opts.c (decode_options): Combine nested if statements.
1255 * opts.c (decode_options): Handle more relationships among
1256 unit-at-a-time, toplevel-reorder, and section-anchors.
1258 2008-09-05 David Daney <ddaney@avtrex.com>
1260 * doc/install.texi (--enable-reduced-reflection): Document new option.
1262 2008-09-05 Bob Wilson <bob.wilson@acm.org>
1264 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
1266 (constantpool_operand): New.
1267 (move_operand): Disallow sub-word modes for the constant pool.
1268 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
1269 (xtensa_secondary_reload_class): Replace with....
1270 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
1271 Set icode for sub-word reloads from the constant pool.
1272 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
1273 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1274 * config/xtensa/xtensa.md (reload<mode>_literal): New.
1275 * config/xtensa/xtensa-protos.h: Update prototypes.
1277 2008-09-05 Joseph Myers <joseph@codesourcery.com>
1279 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
1280 (REG_CLASS_NAMES): Update.
1281 (REG_CLASS_CONTENTS): Update.
1282 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
1283 of ALL_REGS for regs 77 and 78.
1284 * function.c (instantiate_virtual_regs_in_insn): Assert that
1285 return value of simplify_gen_subreg is not NULL.
1287 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
1289 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
1290 (gen_rtvec_v): Fix coding standards.
1292 2008-09-04 Jan Hubicka <jh@suse.cz>
1294 * i386.c (decide_alg): Be more conservative about optimizing for size.
1296 2008-09-04 Ian Lance Taylor <iant@google.com>
1298 * varasm.c (narrowing_initializer_constant_valid_p): New
1300 (initializer_constant_valid_p): Call it.
1302 2008-09-04 Jeff Law <law@redhat.com>
1304 * fold-const.c (native_encode_real): Fix computation of WORDS.
1305 (native_interpret_real): Likewise.
1307 2008-09-04 Janis Johnson <janis187@us.ibm.com>
1309 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
1311 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1313 * ira-conflicts.c (process_regs_for_copy): Check insn to check
1314 that the cost is already taken into account in ira-costs.c
1316 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
1318 * ira-build.c (print_copy, print_copies, ira_debug_copy,
1319 ira_debug_copies): New.
1320 (ira_bulid): Call print_copies.
1322 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
1324 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
1327 * config/rs6000/rs6000.c (optimization_options): Remove check of
1328 flag_toplevel_order.
1330 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1332 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
1333 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
1334 second operand is a reg_imm10_operand.
1335 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
1336 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
1337 (*seq_<GPR:mode><GPR2:mode>): Rename to
1338 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
1340 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
1341 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
1343 (*sne_<GPR:mode><GPR2:mode>): Rename to
1344 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
1347 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1349 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
1350 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
1351 combining an arithmetic right shift by more than 31 and a
1352 trunction. Don't match for out-of-range shift amounts. Set
1353 attribute mode to <MODE>.
1354 (*lshr32_trunc<mode>): Name the pattern combining a logical right
1355 shift by 32 and and a truncation. Set attribute mode to <MODE>.
1356 (*<optab>_trunc<mode>_exts): New pattern for truncated right
1357 shifts by less than 32.
1358 (extv): Change predicate on first operand to accept registers.
1359 Change predicate of the other operands from immediate_operand to
1360 const_int_operand. Expand exts when source is a register.
1361 (extzv): Change predicate of the constant operands from
1362 immediate_operand to const_int_operand.
1363 (extzv<mode>): Change predicate of the constant operands from
1364 immediate_operand to const_int_operand and no constraint. Also
1366 (*extzv_trunc<mode>_exts): New pattern.
1368 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1370 * config/mips/mips.h (ISA_HAS_CINS): New macro.
1371 * config/mips/mips-protos.h (mask_low_and_shift_p,
1372 mask_low_and_shift_len): Declare.
1373 * config/mips/mips.c (mask_low_and_shift_p,
1374 mask_low_and_shift_len): New functions.
1375 (mips_print_operand): Handle new operand prefix "m".
1376 * config/mips/mips.md (*cins<mode>): New pattern.
1378 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1380 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
1381 optimizing for size.
1383 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1385 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
1386 regardless of epilogue_completed.
1388 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1391 * ira-lives.c (process_bb_node_lives): Check setjmp.
1393 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1396 * ira-build.c (form_loop_tree): Reverse BB walk.
1397 (create_bb_allocnos): Likewise.
1398 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
1399 (mark_reg_store): Rename to...
1400 (mark_ref_live): ...this and take a df_ref argument instead of
1401 note_stores arguments. Assert that we have a register.
1402 (mark_reg_clobber): Delete.
1403 (def_conflicts_with_inputs_p): New function.
1404 (mark_reg_conflicts): Delete.
1405 (mark_reg_death): Rename to...
1406 (mark_ref_dead): ...this and take a df_ref argument instead of
1407 a register. Assert that we have a register.
1408 (process_bb_node_lives): Hoist frequency calculation out of
1409 instruction walk. Convert from a forwards scan to a backwards scan.
1410 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
1411 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
1412 (create_allocno_live_ranges): Don't create regs_set.
1414 2008-09-04 Ian Lance Taylor <iant@google.com>
1416 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
1417 or REG_LABEL_TARGET.
1418 * calls.c (emit_library_call_value_1): Use MEM_P rather than
1419 comparing MODE with MEM.
1420 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
1421 comparing with GF_PREDICT_TAKEN.
1422 (gimple_get_lhs): Change code to enum gimple_code.
1423 (gimple_set_lhs): Likewise.
1424 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
1425 * omp-low.c (find_omp_clause): Change kind parameter to enum
1427 * tree-flow.h (find_omp_clause): Update declaration.
1428 * regrename.c (clear_dead_regs): Change kind parameter to enum
1430 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
1432 * see.c (see_get_extension_data): Change return type to enum
1433 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
1434 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
1435 (see_gen_normalized_extension): Change extension_code parameter to
1437 (see_seek_pre_extension_expr): Change extension_code to enum
1439 (see_merge_one_def_extension): Likewise.
1440 (see_handle_relevant_defs): Likewise.
1441 (see_handle_relevant_uses): Likewise.
1442 (see_analyze_one_def): Likewise.
1443 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
1444 GIMPLE_ASM rather than ASM_EXPR.
1445 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
1446 GIMPLE_RETURN rather than RETURN_EXPR.
1447 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
1448 (evaluate_stmt): Likewise.
1449 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
1450 to enum vect_relevant.
1451 (vect_mark_stmts_to_be_vectorized): Change assertion to not
1452 compare gimple codes with tree codes.
1454 2008-09-04 Paul Brook <paul@codesourcery.com>
1456 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
1458 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1460 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
1461 pointer check lost in the recent no-unit-at-a-time patch.
1463 2008-09-04 Jan Hubicka <jh@suse.cz>
1466 * tree-switch-conversion.c (check_final_bb): Accept only IP
1469 2008-09-04 Jan Hubicka <jh@suse.cz>
1471 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
1473 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
1474 using_ranges argument.
1475 (vrp_evaluate_conditional): Avoid bogus warning for type range.
1476 (vrp_visit_cond_stmt): Update call of
1477 vrp_evaluate_conditional_warnv_with_ops
1479 2008-09-04 Jan Hubicka <jh@suse.cz>
1481 PR tree-optimization/37345
1482 PR tree-optimization/37358
1483 PR tree-optimization/37357
1484 * tree.c (build_function_type_skip_args): Build distinct type copy;
1486 (build_function_decl_skip_args): Set type of new decl not orig decl;
1487 clear DECL_VINDEX for methods turned into functions.
1489 2008-09-04 Nick Clifton <nickc@redhat.com>
1491 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
1492 * configure: Regenerate.
1493 * config.in: Regenerate.
1494 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
1495 alignment field, if it is supported.
1497 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
1499 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
1502 2008-09-03 David Edelsohn <edelsohn@gnu.org>
1504 * config/rs6000/rs6000.c (processor_target_table): Do not
1505 enable VMX for POWER6.
1507 2008-09-03 Anton Blanchard <anton@samba.org>
1509 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
1510 emit memory barrier before operation.
1512 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
1515 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
1516 default_elf_asm_output_external.
1518 2008-09-03 Jeff Law <law@redhat.com>
1520 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
1522 2008-09-03 Richard Henderson <rth@redhat.com>
1524 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
1525 memory barrier to below the test-and-set.
1526 (alpha_split_lock_test_and_set_12): Likewise.
1528 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1532 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
1535 * ira-color.c (print_loop_title): Use all_allocnos.
1536 (color_pass): Ditto. Don't add border_allocnos. Check that
1537 subloop allocno in the correspdoning bitmap all_allocnos.
1539 * ira-emit.c (change_loop): Use all_allocnos.
1541 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
1543 (ira_create_allocno): Set up all_allocnos bit for the created
1545 (create_cap_allocno): Remove setting mentioned_allocnos.
1546 (create_insn_allocnos): Ditto.
1547 (remove_unnecessary_allocnos): Use all_allocnos.
1548 (check_allocno_creation): Check that allocnos are in the
1549 corresponding bitmap all_allocnos.
1551 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1555 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
1556 (process_regs_for_copy): Process subregs. Refine check when cost
1557 is taken into account in ira-costs.c.
1558 (process_reg_shuffles): Use REG_SUBREG_P.
1559 (add_insn_allocno_copies): Ditto. Ignore modes.
1561 * ira-color.c (conflict_allocno_vec): New.
1562 (COST_HOP_DIVISOR): New macro.
1563 (update_copy_costs_1): Use it.
1564 (update_conflict_hard_regno_costs): New function.
1565 (assign_hard_reg): Use it.
1566 (ira_color): Allocate and free conflict_allocno_vec.
1568 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1572 * ira-int.h (ira_sort_insn_chain): Remove.
1574 * ira.c (basic_block_order_nums, chain_insn_order,
1575 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
1576 (ira): Don't call ira_sort_insn_chain.
1578 * reload1.c (reload): Don't call ira_sort_insn_chain.
1580 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1583 * cgraphunit.c (update_call_expr): Remove eh regions from statements
1584 which become non throw.
1585 (cgraph_function_versioning): Also clear DECL_WEAK. Call
1586 update_call_expr after updating the flags on the decl.
1588 2008-09-03 Jan Hubicka <jh@suse.cz>
1590 PR tree-optimization/37315
1591 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
1592 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
1593 (cgraph_analyze_functions): Use node->analyzed
1594 (cgraph_mark_functions_to_output): Likewise.
1595 (cgraph_expand_function): All functions can be released after
1597 (cgraph_optimize): Use gimple_has_body_p.
1598 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
1599 (cgraph_decide_inlining_incrementally): Likewise.
1600 (inline_transform): Inline transform.
1601 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
1603 (inlinable_function_p): Drop gimple_body check.
1604 (expand_call_inline): Use gimple_has_body_p.
1605 * gimple.c (gimple_has_body_p): New.
1606 * gimple.h (gimple_has_body_p): Add prototype.
1607 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
1608 (dump_function_to_file): Use gimple_has_body_p check.
1610 2008-09-03 Jakub Jelinek <jakub@redhat.com>
1613 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
1615 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
1617 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1619 From Michael Frysinger <michael.frysinger@analog.com>
1620 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
1621 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
1624 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
1627 * doc/extend.texi: Document picoChip builtin functions.
1628 * doc/invoke.texi: Document picoChip options.
1629 * doc/contrib.texi: Add picoChip contribution.
1630 * doc/md.texi: Document picoChip constraints.
1631 * config.gcc: Add picochip-*-*.
1632 * config/picochip/: Add new port.
1634 2008-09-03 Richard Guenther <rguenther@suse.de>
1636 PR tree-optimization/37328
1637 * tree-sra.c (sra_build_assignment): Gimplify properly.
1638 (generate_copy_inout): Take the correct stmt as definition,
1639 remove bogus assert.
1641 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1643 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
1646 From Michael Frysinger <michael.frysinger@analog.com>
1647 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
1649 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
1651 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
1652 (__gthread_setspecific): Revert 2008-08-31 change to
1653 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
1655 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
1657 * diagnostic.c (error_at): New.
1658 * toplev.h (error_at): New prototype.
1659 * c-typeck.c (build_array_ref): Call error_at instead of error.
1660 Pass location to pedwarn.
1662 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
1664 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
1666 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1668 * dwarf2out.c (tree_add_const_value_attribute): Only handle
1669 VAR_DECL and CONST_DECL.
1671 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1672 Jakub Jelinek <jakub@redhat.com>
1674 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
1675 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
1676 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
1677 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
1678 Don't set ix86_save_varrargs_registers.
1679 (ix86_setup_incoming_varargs): Assume cum != NULL.
1680 (ix86_va_start): Check ix86_varargs_gpr_size and
1681 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
1682 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
1683 from frame pointer if ix86_varargs_gpr_size == 0.
1684 (ix86_compute_frame_layout): Updated.
1685 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
1686 (ix86_varargs_gpr_size): Define.
1687 (ix86_varargs_fpr_size): Likewise.
1688 (machine_function): Remove save_varrargs_registers.
1689 Add varargs_gpr_size and varargs_fpr_size.
1691 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1693 * config/alpha/alpha.c (va_list_skip_additions,
1694 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
1695 (alpha_gimplify_va_arg): Call unshare_expr on second use of
1698 PR tree-optimization/36766
1699 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
1700 for already removed basic blocks.
1703 * real.c (real_maxval): Clear a lower bit to make real_maxval
1704 match get_max_float for IBM long double format.
1706 2008-09-02 Andreas Schwab <schwab@suse.de>
1708 * configure.ac: Use m4_quote to quote the expansion of m4_do.
1709 * configure: Regenerate.
1711 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
1713 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
1714 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
1715 checking for a non-VOID CONSTANT_P.
1717 2008-09-02 Jan Hubicka <jh@suse.cz>
1719 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
1720 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
1723 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1725 * expr.c (emit_group_store): Don't assert stack temp mode size.
1727 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
1728 Tobias Grosser <grosser@fim.uni-passau.de>
1729 Jan Sjodin <jan.sjodin@amd.com>
1730 Harsha Jagasia <harsha.jagasia@amd.com>
1731 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1732 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1733 Adrien Eliche <aeliche@isty.uvsq.fr>
1735 Merge from graphite branch.
1738 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
1739 * doc/invoke.texi (-floop-block, -floop-interchange,
1740 -floop-strip-mine): Document new flags.
1741 * tree-into-ssa.c (gimple_vec): Moved...
1742 * tree-loop-distribution.c (rdg_component): Moved...
1743 * cfgloopmanip.c: Include tree-flow.h.
1744 (update_dominators_in_loop): New.
1745 (create_empty_if_region_on_edge): New.
1746 (create_empty_loop_on_edge): New.
1747 (loopify): Use update_dominators_in_loop.
1748 * tree-pass.h (pass_graphite_transforms): Declared.
1749 * configure: Regenerate.
1750 * tree-phinodes.c (make_phi_node): Export.
1751 (add_phi_node_to_bb): New, split from create_phi_node.
1752 * tree-chrec.c (for_each_scev_op): New.
1753 * tree-chrec.h (for_each_scev_op): Declared.
1754 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
1755 (remove_statement): Call get_phi_with_result.
1756 * config.in (HAVE_cloog): Undef.
1757 * gdbinit.in (pgg): New.
1758 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
1759 * tree-ssa-loop.c (graphite_transforms): New.
1760 (gate_graphite_transforms): New.
1761 (pass_graphite_transforms): New.
1762 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
1763 HAVE_cloog): Defined.
1764 * tree-vectorizer.c (rename_variables_in_bb): Export.
1765 * tree-data-ref.c (dr_may_alias_p): Export.
1766 (stmt_simple_memref_p): New.
1767 (find_data_references_in_stmt): Export.
1768 (find_data_references_in_loop): Export.
1769 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
1770 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
1771 (create_rdg_vertices): Export.
1772 (build_empty_rdg): New.
1773 (build_rdg): Call build_empty_rdg. Free dependence_relations.
1774 * tree-data-ref.h (rdg_component): ... here.
1776 (struct data_reference): Add a field scop.
1778 (find_data_references_in_loop): Declared.
1779 (find_data_references_in_stmt): Declared.
1780 (create_rdg_vertices): Declared.
1781 (dr_may_alias_p): Declared.
1782 (stmt_simple_memref_p): Declared.
1783 (struct rdg_edge): Add a field ddr_p relation.
1784 (build_empty_rdg): Declared.
1785 * lambda.h (lambda_matrix): Declare a VEC of.
1786 (find_induction_var_from_exit_cond): Declared.
1787 (lambda_vector_compare): New.
1788 * common.opt (fgraphite, floop-strip-mine,
1789 floop-interchange, floop-block): New flags.
1790 * lambda-code.c (find_induction_var_from_exit_cond): Export.
1791 * cfgloop.c (is_loop_exit): New.
1792 * cfgloop.h (is_loop_exit): Declared.
1793 (create_empty_if_region_on_edge): Declared.
1794 (create_empty_loop_on_edge): Declared.
1795 * tree-flow.h (add_phi_node_to_bb): Declared.
1796 (make_phi_node): Declared.
1797 (rename_variables_in_bb): Declared.
1798 (perfect_loop_nest_depth): Declared.
1799 (graphite_transform_loops): Declared.
1800 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
1801 (graphite.o-warn): Add -Wno-error.
1802 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
1803 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
1804 (INCLUDES): Add PPLINC, CLOOGINC.
1805 (OBJS-common): Add graphite.o.
1806 (graphite.o): Add rule.
1807 * gimple.h (gimple_vec): ... here.
1808 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
1809 * passes.c (init_optimization_passes): Schedule
1810 pass_graphite_transforms.
1812 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
1815 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
1816 and -fno-toplevel-reorder after handle_options.
1818 2008-09-02 Paul Brook <paul@codesourcery.com>
1820 * config/arm/arm.c (arm_tune_cortex_a9): Define.
1821 (arm_override_options): Set arm_tune_cortex_a9.
1822 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
1823 (arm_issue_rate): Handle cortexa9.
1824 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
1825 * config/arm/arm-cores.def: Add cortex-a9.
1826 * config/arm/arm-tune.md: Regenerate.
1827 * config/arm/arm.md: Include cortex-a9.md.
1828 (generic_sched, generic_vfp): Add cortexa9.
1829 * config/arm/cortex-a9.md: New file.
1831 2008-09-02 Richard Guenther <rguenther@suse.de>
1833 PR tree-optimization/37327
1834 * tree-vrp.c (register_new_assert_for): Make sure to not have
1835 TREE_OVERFLOW set on the bound.
1837 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
1839 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
1841 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
1842 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
1845 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
1847 * gcc/config/spu/spu.md (divdf3): Removed.
1849 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1851 PR tree-optimization/37095
1852 * cgraph.c (cgraph_node): When creating new cgraph node after
1853 assembler_name_hash has been populated, record it in the hash
1856 2008-09-01 Paul Brook <paul@codesourcery.com>
1858 * doc/invoke.texi: Document -mword-relocations.
1859 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1860 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1861 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1862 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
1863 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
1864 (arm_emit_movpair): New function.
1865 (arm_print_operand <c>): Handle sybolic addresses.
1866 * config/arm/arm.h (TARGET_USE_MOVT): Define.
1867 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1868 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
1869 * config/arm/arm.opt: Add -mword-relocations.
1870 * config/arm/arm.md (movsi): Use arm_emit_movpair.
1871 (arm_movt, arm_movw): New.
1873 2008-09-01 Paul Brook <paul@codesourcery.com>
1875 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
1876 Allow Interworking on ARMv4 EABI based targets.
1877 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
1878 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
1880 2008-09-01 Paul Brook <paul@codesourcery.com>
1882 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
1883 optimized LT0 test. Remove optimization for GT.
1885 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1887 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
1888 openmp applications.
1889 * pa-hpux11.h (LIB_SPEC): Likewise.
1891 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
1894 2008-09-01 Jan Hubicka <jh@suse.cz>
1896 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
1897 present, use only counts; when guessed use only frequencies.
1898 (estimate_bb_frequencies): Use function_frequency.
1899 * profile.c (compute_branch_probabilities): Exit early when
1900 profile reading failed. Set profile_status.
1901 (branch_prob): Do not set profile_status.
1903 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
1905 * tree.c (protected_set_expr_location): New.
1906 * tree.h (protected_set_expr_location): New prototype.
1907 * c-tree.h (build_array_ref): Add argument.
1908 (parser_build_unary_op): Same.
1909 * c-typeck.c (build_indirect_ref): Handle new location argument.
1910 (build_array_ref): Same.
1911 (parser_build_unary_op): Same.
1912 * gimplify.c (gimplify_asm_expr): Set input_location before calling
1914 * c-omp.c (c_finish_omp_atomic): Pass location when calling
1916 * c-common.c (finish_label_address_expr): Handle new location argument.
1917 * c-common.h (build_indirect_ref): Add argument.
1918 (finish_label_address_expr): Same.
1919 * c-parser.c (c_parser_unary_expression): Pass location to build
1921 (c_parser_postfix_expression): Same.
1923 2008-09-01 Paul Brook <paul@codesourcery.com>
1925 * config/arm/arm.md: Include cortex-r4f.md.
1926 (attr fpu): Update type list.
1927 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
1928 fconstd, fcmps and fcmpd.
1929 (attr tune_cortexr4): Define.
1930 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
1931 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
1932 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
1933 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
1934 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
1935 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
1936 cortex_a8_vfp_farith: Ditto.
1937 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
1938 * config/arm/cortex-r4.md: Use tune_cortexr4.
1939 * config/arm/cortex-r4f.md: New file.
1941 2008-09-01 Richard Guenther <rguenther@suse.de>
1943 PR tree-optimization/37305
1944 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
1945 the result of constant conversions.
1946 (fold_gimple_assign): Likewise.
1948 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1950 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
1951 #ifdef ENABLE_CHECKING.
1953 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1955 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
1956 * sched-int.h (print_insn, print_pattern, print_value): Declare also
1957 when !INSN_SCHEDULING.
1959 2008-09-01 Andreas Schwab <schwab@suse.de>
1961 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
1963 2008-09-01 Paul Brook <paul@codesourcery.com>
1965 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
1967 2008-09-01 Jan Hubicka <jh@suse.cz>
1969 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
1971 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
1973 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
1974 * gimplify.c (gimplify_init_constructor): Add speed operand.
1975 * tree-sra.c (decide_block_copy): Likewise.
1976 * tree-inline.c (estimate_move_cost): Likewise.
1977 * config/alpha/alpha.h (MOVE_RATIO): Update.
1978 * config/frv/frv.c (MOVE_RATIO): Update.
1979 * config/spu/spu.h (MOVE_RATIO): Update.
1980 * config/sparc/sparc.h (MOVE_RATIO): Update.
1981 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
1982 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
1983 * config/cris/cris.h (MOVE_RATIO): Update.
1984 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
1985 * config/arm/arm.h (MOVE_RATIO): Update.
1986 * config/pa/pa.md: Update uses of MOVE_RATIO
1987 * config/pa/pa.h (MOVE_RATIO): Update.
1988 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
1989 CLEAR_RATIO, SET_RATIO): Update.
1990 * config/h8300/h8300.h (MOVE_RATIO): Update.
1991 * config/v850/v850.h (MOVE_RATIO): Update.
1992 * config/bfin/bfin.h (MOVE_RATIO): Update.
1994 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
1995 Dmitry Melnik <dm@ispras.ru>
1996 Dmitry Zhurikhin <zhur@ispras.ru>
1997 Alexander Monakov <amonakov@ispras.ru>
1998 Maxim Kuvyrkov <maxim@codesourcery.com>
2000 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2001 sel-sched-dump.c, sel-sched-ir.c: New files.
2002 * Makefile.in (OBJS-common): Add selective scheduling object files.
2003 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2004 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2005 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2006 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2007 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2008 (make_forwarder_block): Update loop latch if we have redirected
2009 the loop latch edge.
2010 * cfgloop.c (get_loop_body_in_custom_order): New function.
2011 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2012 (CP_FALLTHRU_PREHEADERS): Likewise.
2013 (get_loop_body_in_custom_order): Declare.
2014 * cfgloopmanip.c (has_preds_from_loop): New.
2015 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2016 Assert that the preheader edge will be fall thru when it is set.
2017 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2018 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2019 fsel-sched-substitution, fselective-scheduling): New flags.
2020 * cse.c (hash_rtx_cb): New.
2022 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2023 sel_sched_insn_cnt): New counters.
2024 * final.c (compute_alignments): Export. Free dominance
2025 info after loop_optimizer_finalize.
2026 * genattr.c (main): Output maximal_insn_latency prototype.
2027 * genautomata.c (output_default_latencies): New.
2028 Factor its code from ...
2029 (output_internal_insn_latency_func): ... here.
2030 (output_internal_maximal_insn_latency_func): New.
2031 (output_maximal_insn_latency_func): New.
2032 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2033 (struct hard_reg_set_iterator): New.
2034 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2035 hard_reg_set_iter_next): New functions.
2036 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2037 * lists.c (remove_free_INSN_LIST_node,
2038 remove_free_EXPR_LIST_node): New functions.
2039 * loop-init.c (loop_optimizer_init): When
2040 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2041 calling create_preheaders.
2042 (loop_optimizer_finalize): Do not verify flow info after reload.
2043 * recog.c (validate_replace_rtx_1): New parameter simplify.
2044 Default it to true. Update all uses. Factor out simplifying
2046 (simplify_while_replacing): ... this new function.
2047 (validate_replace_rtx_part,
2048 validate_replace_rtx_part_nosimplify): New.
2049 * recog.h (validate_replace_rtx_part,
2050 validate_replace_rtx_part_nosimplify): Declare.
2051 * rtl.c (rtx_equal_p_cb): New.
2052 (rtx_equal_p): Use it.
2053 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2054 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2055 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2056 * vecprim.h: Add a vector type for unsigned int.
2057 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2058 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2059 ready_try, cycle_issued_insns, spec_info): Make global.
2060 (readyp): Initialize.
2061 (dfa_lookahead): New global variable.
2062 (old_max_uid, old_last_basic_block): Remove.
2063 (h_i_d): Make it a vector.
2064 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2066 (after_recovery, adding_bb_to_current_region_p):
2067 New variables to handle correct insertion of the recovery code.
2068 (struct ready_list): Move declaration to sched-int.h.
2069 (rgn_n_insns): Removed.
2070 (rtx_vec_t): Move to sched-int.h.
2071 (find_insn_reg_weight): Remove.
2072 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2073 (haifa_init_h_i_d, haifa_finish_h_i_d):
2074 New functions to initialize / finalize haifa instruction data.
2075 (extend_h_i_d, init_h_i_d): Rewrite.
2076 (unlink_other_notes): Move logic to add_to_note_list. Handle
2077 selective scheduler.
2078 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2079 find_fallthru_edge): Make global, remove static prototypes.
2080 (max_issue): Make global. Add privileged_n and state parameters. Use
2082 (extend_global, extend_all): Removed.
2083 (init_before_recovery): Add new param. Fix the handling of the case
2084 when we insert a recovery code before the EXIT which has a predecessor
2085 with a fallthrough edge to it.
2086 (create_recovery_block): Make global. Rename to
2087 sched_create_recovery_block. Update.
2088 (change_pattern): Rename to sched_change_pattern. Make global.
2089 (speculate_insn): Rename to sched_speculate_insn. Make global.
2090 Split haifa-specific functionality into ...
2091 (haifa_change_pattern): New static function.
2092 (sched_extend_bb): New static function.
2093 (sched_init_bbs): New function.
2094 (current_sched_info): Change type to struct haifa_sched_info.
2095 (insn_cost): Adjust for selective scheduling.
2096 (dep_cost_1): New function. Move logic from ...
2097 (dep_cost): ... here.
2098 (dep_cost): Use dep_cost_1.
2099 (contributes_to_priority_p): Use sched_deps_info instead of
2101 (priority): Adjust to work with selective scheduling. Process the
2102 corner case when all dependencies don't contribute to priority.
2103 (rank_for_schedule): Use ds_weak instead of dep_weak.
2104 (advance_state): New function. Move logic from ...
2105 (advance_one_cycle): ... here.
2106 (add_to_note_list, concat_note_lists): New functions.
2107 (rm_other_notes): Make static. Adjust for selective scheduling.
2108 (remove_notes, restore_other_notes): New functions.
2109 (move_insn): Add two arguments. Update assert. Don't call
2111 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2112 Remove more_issue, max_points. Move the code to initialize
2113 max_lookahead_tries to max_issue.
2114 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2115 ready. Adjust use of move_insn. Call restore_other_notes.
2117 (sched_init, sched_finish): Move Haifa-specific initialization/
2119 (haifa_sched_init, haifa_sched_finish): ... respectively.
2121 (setup_sched_dump): New function.
2122 (haifa_init_only_bb): New static function.
2123 (haifa_speculate_insn): New static function.
2124 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2125 (extend_ready, extend_all): Remove.
2126 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2127 (create_check_block_twin, add_to_speculative_block): Use
2128 haifa_insns_init instead of extend_global. Update to use new
2129 initialization functions. Change parameter. Factor out code from
2130 create_check_block_twin to ...
2131 (sched_create_recovery_edges) ... this new function.
2132 (add_block): Remove.
2133 (sched_scan_info): New.
2134 (extend_bb): Use sched_scan_info.
2135 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2136 static functions for walking through scheduling region.
2137 (sched_luids): New vector variable to replace uid_to_luid.
2138 (luids_extend_insn): New function.
2139 (sched_max_luid): New variable.
2140 (luids_init_insn): New function.
2141 (sched_init_luids, sched_finish_luids): New functions.
2142 (insn_luid): New debug function.
2143 (sched_extend_target): New function.
2144 (haifa_init_insn): New static function.
2145 (sched_init_only_bb): New hook.
2146 (sched_split_block): New hook.
2147 (sched_split_block_1): New function.
2148 (sched_create_empty_bb): New hook.
2149 (sched_create_empty_bb_1): New function.
2150 (common_sched_info, ready): New global variables.
2151 (current_sched_info_var): Remove.
2152 (move_block_after_check): Use common_sched_info.
2153 (haifa_luid_for_non_insn): New static function.
2154 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
2155 (increase_insn_priority): New.
2156 * modulo-sched.c: (issue_rate): Remove static declaration.
2157 (sms_sched_info): Change type to haifa_sched_info.
2158 (sms_sched_deps_info, sms_common_sched_info): New variables.
2159 (setup_sched_infos): New.
2160 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2161 Do not call regstat_free_calls_crossed.
2162 (sms_print_insn): Use const_rtx.
2163 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2164 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2165 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2166 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2167 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2168 current_sched_info to use it.
2169 (enum reg_pending_barrier_mode): Move to sched-int.h.
2170 (h_d_i_d): New variable. Initialize to NULL.
2171 ({true, output, anti, spec, forward}_dependency_cache): Initialize
2173 (estimate_dep_weak): Remove static declaration.
2174 (sched_has_condition_p): New function. Adjust users of
2175 sched_get_condition to use it instead.
2176 (conditions_mutex_p): Add arguments indicating which conditions are
2178 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
2179 argument to indicate whether returned condition is reversed. Do not
2180 generate new rtx when condition should be reversed; indicate it by
2181 setting new argument instead.
2182 (add_dependence_list_and_free): Add deps parameter.
2183 Update all users. Do not free dependence list when
2184 deps context is readonly.
2185 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
2187 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
2188 (remove_from_deps): New. Use the above functions.
2189 (cur_insn, can_start_lhs_rhs_p): New static variables.
2190 (add_or_update_back_dep_1): Initialize present_dep_type.
2191 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
2192 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
2193 haifa_note_dep): New functions implementing dependence hooks for
2194 the Haifa scheduler.
2195 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
2196 note_dep): New functions.
2197 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
2199 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
2200 (free_deps): Initialize deps->reg_last.
2201 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
2202 sched_analyze_insn): Update to use dependency hooks infrastructure
2203 and readonly contexts.
2204 (deps_analyze_insn): New function. Move part of logic from ...
2205 (sched_analyze): ... here. Also move some logic to ...
2206 (deps_start_bb): ... here. New function.
2207 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
2209 (sched_deps_init): New function. Move code from ...
2210 (init_dependency_caches): ... here. Remove.
2211 (init_deps_data_vector): New.
2212 (sched_deps_finish): New function. Move code from ...
2213 (free_dependency_caches): ... here. Remove.
2214 (init_deps_global, finish_deps_global): Adjust for use with
2215 selective scheduling.
2216 (get_dep_weak): Move logic to ...
2217 (get_dep_weak_1): New function.
2218 (ds_merge): Move logic to ...
2219 (ds_merge_1): New static function.
2220 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
2221 (ds_get_max_dep_weak): New function.
2222 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
2223 (n_insns): Rename to rgn_n_insns.
2224 (debug_ebb_dependencies): New function.
2225 (init_ready_list): Use it.
2226 (begin_schedule_ready): Use sched_init_only_bb.
2227 (ebb_print_insn): Indicate when an insn starts a new cycle.
2228 (contributes_to_priority, compute_jump_reg_dependencies,
2229 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
2230 (add_block1): Remove to ebb_add_block.
2231 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
2232 (schedule_ebb): Initialize them. Use remove_notes instead of
2233 rm_other_notes. Use haifa_local_init/finish.
2234 (schedule_ebbs): Use haifa_sched_init/finish.
2235 * sched-int.h: Include vecprim.h, remove rtl.h.
2236 (struct ready_list): Delete declaration.
2237 (sched_verbose_param, enum sched_pass_id_t,
2238 bb_vec_t, insn_vec_t, rtx_vec_t): New.
2239 (struct sched_scan_info_def): New structure.
2240 (sched_scan_info, sched_scan, sched_init_bbs,
2241 sched_init_luids, sched_finish_luids, sched_extend_target,
2242 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
2243 (struct common_sched_info_def): New.
2244 (common_sched_info, haifa_common_sched_info,
2245 sched_emulate_haifa_p): Declare.
2247 (sched_luids): Declare.
2248 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
2249 (sched_max_luid, insn_luid): Declare.
2250 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
2251 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
2252 print_insn, print_pattern, print_value, haifa_classify_insn,
2253 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
2254 setup_sched_dump, sched_init, sched_finish,
2255 sel_insn_is_speculation_check): Export.
2256 (struct ready_list): Move from haifa-sched.c.
2257 (ready_try, ready, max_issue): Export.
2258 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
2259 sched_init_only_bb, sched_split_block, sched_split_block_1,
2260 sched_create_empty_bb, sched_create_empty_bb_1,
2261 sched_create_recovery_block, sched_create_recovery_edges): Export.
2262 (enum reg_pending_barrier_mode): Export.
2263 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
2265 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
2266 print_insn field. Move add_block and fix_recovery_cfg to
2267 common_sched_info_def. Move compute_jump_reg_dependencies,
2269 (struct sched_deps_info_def): ... this new structure.
2270 (sched_deps_info): Declare.
2271 (struct spec_info_def): Remove weakness_cutoff, add
2272 data_weakness_cutoff and control_weakness_cutoff.
2273 (spec_info): Declare.
2274 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
2276 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
2277 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
2278 (current_sched_info): Change type to struct haifa_sched_info.
2279 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
2280 (h_d_i_d): New variable.
2281 (HDID): New accessor macro.
2282 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
2283 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
2285 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
2286 (enum SCHED_FLAGS): Update for selective scheduler.
2287 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
2288 (init_dependency_caches, free_dependency_caches): Delete declarations.
2289 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
2290 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
2291 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
2292 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
2293 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
2295 (rm_other_notes): Delete declaration.
2296 (schedule_block): Remove one argument.
2297 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
2298 ready_element, ready_lastpos, sched_extend_ready_list,
2299 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
2300 concat_note_lists): Export.
2301 (struct region): Move from sched-rgn.h.
2302 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2303 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2304 BLOCK_TO_BB, CONTAINING_RGN): Export.
2305 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
2306 (current_nr_blocks, current_blocks, target_bb): Likewise.
2307 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
2308 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
2309 sched_rgn_local_init, extend_regions,
2310 rgn_make_new_region_out_of_new_block, compute_priorities,
2311 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
2312 extend_rgns, deps_join rgn_setup_common_sched_info,
2313 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
2314 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
2315 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
2316 increase_insn_priority): Likewise.
2317 * sched-rgn.c: Include sel-sched.h.
2318 (ref_counts): New static variable. Use it ...
2319 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
2320 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
2321 (sched_is_disabled_for_current_region_p): Delete static declaration.
2322 (struct region): Move to sched-int.h.
2323 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2324 ebb_head): Define and initialize.
2325 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2326 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
2327 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
2329 (find_single_block_region): Add new argument to indicate that EBB
2330 regions should be constructed.
2331 (debug_live): Delete declaration.
2332 (current_nr_blocks, current_blocks, target_bb):
2333 Remove static qualifiers.
2334 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
2336 (init_regions): Delete declaration.
2337 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
2338 rgn_estimate_number_of_insns): New.
2339 (too_large): Use estimate_number_of_insns.
2340 (haifa_find_rgns): New. Move the code from ...
2341 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
2342 (free_trg_info): New.
2343 (compute_trg_info): Allocate candidate tables here instead of ...
2344 (init_ready_list): ... here.
2345 (rgn_print_insn): Use const_rtx.
2346 (contributes_to_priority, extend_regions): Delete static declaration.
2347 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
2348 (add_block1): Rename to rgn_add_block.
2349 (debug_rgn_dependencies): Delete static qualifier.
2350 (new_ready): Use sched_deps_info. Simplify.
2351 (rgn_common_sched_info, rgn_const_sched_deps_info,
2352 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
2354 (region_sched_info): Rename to rgn_const_sched_info.
2355 (deps_join): New, extracted from ...
2356 (propagate_deps): ... here.
2357 (compute_block_dependences, debug_dependencies): Update for selective
2359 (free_rgn_deps, compute_priorities): New functions.
2360 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
2361 sched_rgn_compute_dependencies): New functions.
2362 (schedule_region): Use them.
2363 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
2364 rgn_setup_common_sched_info, rgn_setup_sched_infos):
2366 (schedule_insns): Call new functions that were split out.
2367 (rgn_make_new_region_out_of_new_block): New.
2368 (get_rgn_sched_max_insns_priority): New.
2369 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
2370 scheduling when appropriate.
2371 * sched-vis.c: Include insn-attr.h.
2372 (print_value, print_pattern): Make global.
2373 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
2374 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
2375 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2376 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2377 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
2378 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
2379 hooks. Initialize them to 0.
2380 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2381 * target.h (struct gcc_target): Add them. Rename gen_check field to
2383 * flags.h (sel_sched_switch_set): Declare.
2384 * opts.c (sel_sched_switch_set): New variable.
2385 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
2386 pipelining is disabled from command line.
2387 (common_handle_option): Record whether selective scheduling is
2388 requested from command line.
2389 * doc/invoke.texi: Document new flags and parameters.
2390 * doc/tm.texi: Document new target hooks.
2391 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
2393 (dfa_state_size): Do not declare locally.
2394 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
2395 * config/rs6000/rs6000.c (rs6000_init_sched_context,
2396 rs6000_alloc_sched_context, rs6000_set_sched_context,
2397 rs6000_free_sched_context): New functions.
2398 (struct _rs6000_sched_context): New.
2399 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
2401 (rs6000_sched_finish): Do not run for selective scheduling.
2403 2008-08-31 Jan Hubicka <jh@suse.cz>
2405 * frv.c (frv_rtx_costs): Update forward declaration.
2406 * spu.c (spu_rtx_costs): Likewise.
2407 * pdp11.c: Include df.h
2408 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
2409 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
2410 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
2411 * iq2000.c (iq2000_address_cost): Add speed argument.
2412 (iq2000_rtx_costs): Likewise.
2413 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
2414 update call of mn10300_address_cost.
2415 * mcore.c: Include df.h
2416 (mcore_rtx_costs): Update prototype.
2417 * score3.c: Include df.h
2418 (score3_rtx_costs): Remove speed argument.
2419 * score7.c: Include df.h
2420 (score7_address_cost): Remove speed argument.
2421 * score-protos.h (score_address_cost): Update prototype.
2422 * score.c: Include df.h
2423 (score_rtx_costs): Update call of costs functions.
2424 * v850.c (v850_rtx_costs): Add bool argument.
2426 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
2428 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
2430 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2432 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
2433 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
2435 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2437 * mkmap-flat.awk: Add option pe_dll.
2438 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
2439 * config/i386/t-cygwin (SHLIB_LC): Add.
2440 * config/i386/t-mingw32 (SHLIB_LC): Add.
2441 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
2442 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
2443 (LINK_SPEC): Support libgcc_s.
2444 (LIBGCC_SPEC): Support libgcc_s.
2445 (LIBGCC_SONAME): New.
2447 2008-08-31 Jan Hubicka <jh@suse.cz>
2449 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
2450 mistakely had old version of patch.
2452 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
2453 (ipcp_estimate_growth): New.
2454 (ipcp_insert_stage): Use ipcp_estimate_growth.
2455 * profile.c (branch_prob): When reading failed, do not consider
2458 2008-08-31 Jan Hubicka <jh@suse.cz>
2460 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
2461 loop is optimized for speed.
2463 2008-08-31 Richard Guenther <rguenther@suse.de>
2466 * fold-const.c (fold_binary): Retain conversions in folding
2469 2008-08-31 Jan Hubicka <jh@suse.cz>
2471 * postreload-gcse.c (eliminate_partially_redundant_loads):
2472 Use optimize_bb_for_size_p.
2473 * predict.c (maybe_hot_frequency_p): Make inline.
2474 (maybe_hot_count_p): Break out from ...
2475 (maybe_hot_bb_p): ... this one.
2476 (maybe_hot_edge_p): Simplify.
2477 * basic-block.h (probably_cold_bb_p): Remove.
2479 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2482 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
2484 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
2485 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
2486 Also split V4SFmode.
2487 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
2490 2008-08-31 Jan Hubicka <jh@suse.cz>
2492 * predict.c (PROB_VERY_LIKELY): Make small enough so things
2494 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
2496 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2499 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
2502 * dwarf2out.c (native_encode_initializer): Subtract min_index for
2503 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2505 2008-08-31 Jan Hubicka <jh@suse.cz>
2507 * sparc.h (BRANCH_COST): Fix macro definition.
2508 * avr.c (avr_operand_rtx_cost): Add speed argument.
2509 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
2511 2008-08-31 Richard Guenther <rguenther@suse.de>
2513 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
2514 types instead of operands. Re-instantiate verifying of
2515 binary expression operands.
2517 2008-08-30 Jan Hubicka <jh@suse.cz>
2519 * fwprop.c (should_replace_address): Add speed attribute.
2520 (PR_OPTIMIZE_FOR_SPEED): New flag.
2521 (propagate_rtx_1): Use it.
2522 (propagate_rtx): Set it.
2523 (try_fwprop_subst): Update call of rtx_costs.
2524 (forward_propagate_and_simplify): LIkewise.
2525 * hooks.c (hook_int_rtx_bool_0): New
2526 (hook_bool_rtx_int_int_intp_false): Replace by ...
2527 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2528 * hooks.h (hook_int_rtx_bool_0): New
2529 (hook_bool_rtx_int_int_intp_false): Replace by ...
2530 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2531 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
2532 (prepare_cmp_insn): UPdate call of rtx_cost.
2533 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
2534 (reload_cse_simplify_operands): Update call of rtx_cost.
2535 (reload_cse_move2add): call of rtx_cost.
2536 * target.h (struct gcc_target): Update rtx_costs and address_costs.
2537 * rtlanal.c (rtx_cost): Add speed argument.
2538 (address_cost): Add speed argument
2539 (default_address_cost): Likewise.
2540 (insn_rtx_cost): Likewise.
2541 * cfgloopanal.c (seq_cost): Add speed argument.
2542 (target_reg_cost, target_spill_cost): Turn to array.
2543 (init_set_costs): Update for speed.
2544 (estimate_reg_pressure_cost): Add speed argument.
2545 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
2546 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
2547 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
2548 (seq_cost): Add speed argument.
2549 (computation_cost): Add speed arugment.
2550 (add_cost, multiply_by_const, get_address_cost): add speed argument.
2551 (force_expr_to_var_cost): Update for profile info.
2552 (force_var_cost): Likewise.
2553 (split_address_cost): Likewise.
2554 (ptr_difference_cost): Likewise.
2555 (difference_cost): Likewise.
2556 (get_computation_cost_at): Likewise.
2557 (determine_iv_cost): Likewise.
2558 (ivopts_global_cost_for_size): Likewise.
2559 (rewrite_use_address): Likewise.
2560 (tree_ssa_iv_optimize_loop): Initialize speed field.
2561 * cse.c (optimize_this_for_speed_p): New static var.
2562 (notreg_cost): Update call of rtx_cost.
2563 (cse_extended_basic_block): set optimize_this_for_speed_p.
2564 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
2565 (noce_try_cmove_arith): Likewise.
2566 (noce_try_sign_mask): LIkewise.
2567 * expr.c (compress_float_constant): Update rtx_cost calls.
2568 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
2570 (addr_to_parts): Likewise.
2571 (create_mem_ref): Likewise.
2572 * dse.c (find_shift_sequence): Add speed argument.
2573 (replace_read): Update call.
2574 * calls.c (precompute_register_parameters): Update call of rtx_cost.
2575 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
2576 * neg_cost, shift_cost, shiftadd_cost,
2577 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
2578 mul_highpart_cost): Increase dimension.
2579 (init_expmed): Initialize for both size and speed.
2580 (expand_shift): Use profile.
2581 (synth_mult): Use profile.
2582 (choose_mult_variant): Use profile.
2583 (expand_mult): Use profile.
2584 (expand_mult_highpart_optab): Use profile.
2585 (expand_mult_highpart): Use profile.
2586 (expand_smod_pow2): Use profile.
2587 (expand_divmod): Use profile.
2588 * simplify-rtx.c (simplify_binary_operation_1): Update call of
2590 * loop-invariant.c (create_new_invariant): Use profile.
2591 (gain_for_invariant): Add speed parameter.
2592 (best_gain_for_invariant): Likewise.
2593 (find_invariants_to_move): Likewise.
2594 (move_single_loop_invariants): Set it.
2595 * target-def.h (TARGET_RTX_COSTS): Use hook.
2596 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
2597 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2598 * output.h (default_address_cost): Update prototype.
2599 * combine.c (optimize_this_for_speed_p): New static var.
2600 (combine_validate_cost): Update call of rtx_cost.
2601 (combine_instructions): Set optimize_this_for_speed_p.
2602 (expand_compound_operation): Update call of rtx_cost.
2603 (make_extraction):Update call of rtx_cost.
2604 (force_to_mode):Update call of rtx_cost.
2605 (distribute_and_simplify_rtx):Update call of rtx_cost.
2606 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
2607 (estimate_reg_pressure_cost): Update prototype.
2608 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
2609 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
2611 * config/alpha/alpha.c (alpha_rtx_costs): Update.
2612 (alpha_rtx_costs): Update.
2613 * config/frv/frv.c (frv_rtx_costs): Update.
2614 * config/s390/s390.c (s390_rtx_costs): Update.
2615 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
2616 (m32c_rtx_costs): Update.
2617 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
2618 (spu_rtx_costs): Update.
2619 * config/sparc/sparc.c (sparc_rtx_costs): Update.
2620 * config/m32r/m32r.c (m32r_rtx_costs): Update.
2621 * config/i386/i386.c (:ix86_address_cost): Update.
2622 (ix86_rtx_costs): Update.
2623 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
2624 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
2625 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
2626 * config/crx/crx.c (crx_address_cost): Update.
2627 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
2628 * config/stormy16/stormy16.c
2629 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
2630 * config/m68hc11/m68hc11.c
2631 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
2632 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
2633 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
2635 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
2637 * config/ia64/ia64.c (ia64_rtx_costs): Update.
2638 * config/m68k/m68k.c (m68k_rtx_costs): Update.
2639 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
2640 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
2641 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
2642 (mcore_rtx_costs): update.
2643 * config/score/score3.c (score3_rtx_costs): Update.
2644 * config/score/score7.c (score7_rtx_costs): Update.
2645 * config/score/score3.h (score3_rtx_costs):Update.
2646 * config/score/score7.h (score7_rtx_costs): Update.
2647 * config/score/score.c (score_rtx_costs): Update.
2648 * config/arm/arm.c (arm_address_cost): Update.
2649 (arm_rtx_costs_1): Update.
2650 (arm_rtx_costs_1): Update.
2651 (arm_size_rtx_costs): Update.
2652 (arm_size_rtx_costs): Update.
2653 (arm_size_rtx_costs): Update.
2654 (arm_xscale_rtx_costs): Update.
2655 (arm_thumb_address_cost): Update.
2656 * config/pa/pa.c (hppa_address_cost): Update.
2657 * config/mips/mips.c (mips_rtx_costs): Update.
2658 * config/vax/vax.c (vax_address_cost): Update.
2659 * config/h8300/h8300.c (h8300_shift_costs): Update.
2660 (h8300_rtx_costs): Update.
2661 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
2662 (v850_rtx_costs): Update.
2663 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
2664 * config/bfin/bfin.c
2665 (bfin_address_cost): Update.
2666 (bfin_rtx_costs): Update.
2667 * stmt.c (lshift_cheap_p): Update.
2669 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2672 * expmed.c (extract_bit_field_1): Check the mode size to make
2673 sure the vector modes have the same size.
2675 2008-08-29 Michael Meissner <gnu@the-meissners.org>
2677 * dojump.c (top level): Include basic-block.h to declare
2678 optimize_insn_for_speed_p
2680 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
2682 * opts.h (CL_SAVE): New option class for marking options that are
2683 target specific options usable in the target attribute.
2684 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
2686 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
2687 can easily find the target specific options that are safe to use
2688 in the attribute or pragma.
2690 * attribs.c (decl_attributes): Change #pragma GCC option to
2691 #pragma GCC target, and attribute((option(...))) to
2692 attribute((target(...))).
2694 * doc/extend.texi (target attribute): Change from option
2695 attribute. Delete push/pop/reset.
2696 (#pragma GCC target): Change from #pragma GCC option. Delete
2698 (#pragma GCC push_options): Document new pragma.
2699 (#pragma GCC pop_options): Document new pragma.
2700 (#pragma GCC reset_options): Document new pragma.
2702 * targhooks.c (default_target_option_valid_attribute_p): Add
2703 warning about port not supporting target attributes.
2704 (default_target_option_pragma_parse): New function, warn about
2705 #pragma GCC target not being supported.
2707 * targhooks.h (default_target_option_pragma_parse): Add
2710 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
2711 TI_CURRENT_OPTION_PRAGMA.
2712 (current_target_pragma): Rename from current_option_pragma.
2714 * target.h: (struct target_option): Delete booleans for changing
2715 the optimization level on hot/cold functions. Change signature of
2716 pragma_parse hook to take a second tree.
2718 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
2720 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
2721 that the declaration is done at global scope.
2723 * langhooks.c (add_builtin_function_common): Move most of the code
2724 from add_builtin_function here, calling the hook passed in.
2725 (add_builtin_function): Call add_builtin_function_common with
2726 standard builtin hook.
2727 (add_builtin_function_ext_scope): New function to add builtins to
2730 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
2732 (add_builtin_function_ext_scope): Add declaration.
2734 * c-pragma.c (handle_pragma_target): Rename from
2735 handle_pragma_option, #pragma GCC option is now #pragma GCC
2736 target. Move warning about port not supporting target options to
2737 default pragma parse hook. Remove push/pop/reset from this
2739 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
2740 (option_stack): Delete static variable.
2741 (optimize_stack): Ditto.
2742 (optons_stack): New stack of saved target and optimization
2744 (handle_pragma_push_options): New function to handle pushing both
2745 target and optimization options.
2746 (handle_pragma_pop_options): New function to handle popping both
2747 target and optimization options.
2748 (handle_pragma_reset_options): New function to handle resetting
2749 both target and optimization options to their initial state.
2750 (init_pragma): Rename handle_pragma_option to
2751 handle_pragma_target. Add support for push_options, pop_options,
2752 and reset_options pragmas.
2754 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
2755 default_target_option_pragma_parse.
2756 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
2757 default_target_option_valid_attribute_p.
2758 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2759 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2760 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
2761 optimization level on hot/cold functions.
2763 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
2764 if the caller and callee have different optimization levels.
2766 * c-common.c (handle_target_attribute): Rename from
2767 handle_option_attribute, attribute((option(...))) is now
2768 attribute((target(...))). Move warning if the port does not
2769 support target attributes to the default hook.
2770 (handle_hot_attribute): Delete code to change the optimization
2771 level of hot functions.
2772 (handle_cold_attribute): Ditto.
2774 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
2775 argument that is the binary tree options to use if there are no
2776 arguments. Call ix86_valid_target_attribute_tree instead of
2777 ix86_valid_option_attribute_tree.
2778 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
2779 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
2780 ix86_pragma_option_parse.
2782 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2783 Rename from ix86_valid_option_attribute_tree.
2785 * config/i386/i386.c (ix86_add_new_builtins): New function to add
2786 new builtins when the ISA changes.
2787 (ix86_valid_target_attribute_tree): Rename from
2788 ix86_valid_option_attribute_tree. Change callers. If the
2789 function specified optimization options, use those as the starting
2790 point before setting up the target attributes. If the
2791 optimization options were changed in the course of setting the
2792 target attributes, record the new optimization options.
2793 (ix86_valid_target_attribute_tree_inner_p): Rename from
2794 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
2795 ix86_add_new_builtins if the ISA changed.
2796 (ix86_valid_target_attribute_p): Rename from
2797 ix86_valid_option_attribute_p. Change callers.
2798 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
2799 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
2800 as delayed builtin functions.
2801 (struct builtin_isa): New structure to record builtin functions
2802 that should be delayed until the ISA for that function is used.
2803 (ix86_builtins_isa): Change from int to struct to track builtin
2804 functions we want to declare at some point.
2805 (def_builtin): If the front end can delay defining the builtin
2806 functions, don't create builtins for ISAs not part of the default
2808 (def_builtin_const): Ditto.
2809 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
2810 __builtin_ia32_pcmov_v2di to be different builtin functions.
2811 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
2812 a structure instead of an int.
2813 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
2814 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
2815 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2816 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2818 * config/ia64/ia64.h
2819 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2820 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2822 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
2823 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
2824 (LANG_HOOKS_INITIALIZER): Add
2825 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
2827 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
2830 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
2831 the reload address with the index register for SFmode
2832 access with a displacement.
2834 2008-08-30 Jan Hubicka <jh@suse.cz>
2836 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
2837 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
2838 * dojump.c (do_jump): Likewise.
2839 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
2840 (note-if_info): Add BRANCH_COST.
2841 (noce_try_store_flag_constants, noce_try_addcc,
2842 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
2843 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
2844 find_if_case_2): Use computed branch cost.
2845 * expr.h (BRANCH_COST): Update default.
2846 * predict.c (predictable_edge_p): New function.
2847 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
2848 Update BRANCH_COST call.
2849 * basic-block.h (predictable_edge_p): Declare.
2850 * config/alpha/alpha.h (BRANCH_COST): Update.
2851 * config/frv/frv.h (BRANCH_COST): Update.
2852 * config/s390/s390.h (BRANCH_COST): Update.
2853 * config/spu/spu.h (BRANCH_COST): Update.
2854 * config/sparc/sparc.h (BRANCH_COST): Update.
2855 * config/m32r/m32r.h (BRANCH_COST): Update.
2856 * config/i386/i386.h (BRANCH_COST): Update.
2857 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
2859 * config/sh/sh.h (BRANCH_COST): Update.
2860 * config/pdp11/pdp11.h (BRANCH_COST): Update.
2861 * config/avr/avr.h (BRANCH_COST): Update.
2862 * config/crx/crx.h (BRANCH_COST): Update.
2863 * config/xtensa/xtensa.h (BRANCH_COST): Update.
2864 * config/stormy16/stormy16.h (BRANCH_COST): Update.
2865 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
2866 * config/iq2000/iq2000.h (BRANCH_COST): Update.
2867 * config/ia64/ia64.h (BRANCH_COST): Update.
2868 * config/rs6000/rs6000.h (BRANCH_COST): Update.
2869 * config/arc/arc.h (BRANCH_COST): Update.
2870 * config/score/score.h (BRANCH_COST): Update.
2871 * config/arm/arm.h (BRANCH_COST): Update.
2872 * config/pa/pa.h (BRANCH_COST): Update.
2873 * config/mips/mips.h (BRANCH_COST): Update.
2874 * config/vax/vax.h (BRANCH_COST): Update.
2875 * config/h8300/h8300.h (BRANCH_COST): Update.
2876 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
2877 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
2878 * doc/tm.texi (BRANCH_COST): Update.
2880 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
2883 * config/arm/arm.c (arm_optimization_options): Set
2884 flag_section_anchors to 2 instead of 1 to distinguish it from
2885 -fsection-anchors given explicitely on the command line.
2887 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
2889 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
2890 final insn of a split.
2892 2008-08-30 Jan Hubicka <jh@suse.cz>
2894 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
2895 optimized for speed.
2896 * final.c (compute_alignments): Use optimize_bb_for_size_p.
2897 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
2898 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
2899 flag_gcse_after_reload_set): New static vars.
2900 (common_handle_option): Enable those flags for profile-use.
2901 (decode_options): Remove optimize_size flags that are handled
2902 on higher granuality.
2903 * tree-vectorizer.c (vectorize_loops): Use
2904 optimize_loop_nest_for_speed_p.
2905 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
2906 * tree-predcom.c (tree_predictive_commoning): Use
2907 optimize_loop_for_speed_p.
2908 * varasm.c (assemble_start_function): Use
2909 optimize_function_for_speed_p.
2910 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
2911 * predict.c (optimize_loop_for_speed_p): Fix walk.
2913 2008-08-30 Jan Hubicka <jh@suse.cz>
2915 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
2917 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
2918 profile presence locally.
2920 2008-08-29 Joseph Myers <joseph@codesourcery.com>
2923 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
2924 versions before 4.0.
2926 2008-08-29 Jan Hubicka <jh@suse.cz>
2928 * tree-inline.c (insert_init_stmt): Insert sequence even when
2931 2008-08-29 Jeff Law <law@redhat.com>
2933 * mn10300.c (mn10300_secondary_reload_class): We need secondary
2934 reloads for AM33-2 if IN is a pseudo with an equivalent memory
2935 location and class is an FP register.
2937 2008-08-29 Jan Hubicka <jh@suse.cz>
2939 * see.c (see_merge_one_def_extension): Silence used uninitialized
2941 * matrix-reorg.c (check_allocation_function): Likewise.
2942 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
2944 2008-08-29 Jakub Jelinek <jakub@redhat.com>
2947 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
2948 compute new & and | in type rather than TREE_TYPE (arg0).
2950 * dwarf2out.c (fortran_common): Update comment.
2951 (gen_variable_die): Swap com_die and var_die variables in Fortran
2952 COMMON block handling code.
2954 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
2956 * dwarf2out.c (gen_const_die): New function.
2957 (size_of_die, value_format, output_die): Output larger
2958 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
2959 (native_encode_initializer): New function.
2960 (tree_add_const_value_attribute): Call it.
2961 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
2963 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
2964 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
2965 TREE_THIS_VOLATILE to add_type_attribute.
2967 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
2969 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
2972 * dwarf2out.c (loc_by_reference): New function.
2973 (add_location_or_const_value_attribute): Use it.
2976 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
2977 as DW_TAG_variable children of DW_TAG_common_block rather than
2978 DW_TAG_member children. Put DW_AT_external to individual
2979 DW_TAG_variable DIEs, not to DW_TAG_common_block.
2981 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
2982 loc_descriptor_from_tree_1.
2986 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
2987 arguments to imported_module_or_decl.
2988 (debug_nothing_tree_tree): Removed.
2989 (debug_nothing_tree_tree_tree_bool): New prototype.
2990 * debug.c (do_nothing_debug_hooks): Adjust.
2991 (debug_nothing_tree_tree): Removed.
2992 (debug_nothing_tree_tree_tree_bool): New function.
2993 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
2994 (gen_variable_die): Put all common vars for the
2995 same COMMON block under one DW_TAG_common_block.
2996 (declare_in_namespace): Return new context_die, for Fortran
2997 return the module DIE instead of adding extra declarations into
2999 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3000 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3001 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3003 (dwarf2out_global_decl): Don't skip Fortran global vars.
3004 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3005 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3006 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3007 DW_TAG_imported_declaration as child of previous
3008 DW_TAG_imported_module.
3009 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3010 * sdbout.c (sdb_debug_hooks): Likewise.
3011 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3013 2008-08-29 Jan Hubicka <jh@suse.cz>
3015 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3017 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3018 * ipa-cp.c (n_cloning_candidates): New static variable.
3019 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3020 (ipcp_print_all_lattices): Improve debug output.
3021 (ipcp_cloning_candidate_p): New function.
3022 (ipcp_initialize_node_lattices): Use it.
3023 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3024 (ipcp_propagate_stage): Prettier debug output.
3025 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3026 (ipcp_print_all_structures): Remove.
3027 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3028 (ipcp_insert_stage): Prettier debug output; call
3029 cgraph_remove_unreachable_nodes before propagating.
3030 (pass_ipa_cp): Schedule function removal pass.
3031 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3033 (cgraph_maybe_hot_edge_p): Move to ...
3034 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3035 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3036 (common_handle_option): Set them; enable ipa-cp when profiling.
3037 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3038 (ipa_print_all_jump_functions): Likewise.
3039 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3040 (ipa_print_node_params, ipa_print_all_params): New.
3041 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3042 ipa_print_all_param_flags): Remove.
3043 (ipa_print_node_params, ipa_print_all_params): New.
3045 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3047 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3048 change from 2008-04-03.
3049 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3051 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3054 * ira-color.c (push_allocnos_to_stack): Truncate
3055 removed_splay_allocno_vec.
3057 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3060 * ira-color (ira_fast_allocation): Don't assign hard registers to
3063 2008-08-29 Jan Hubicka <jh@suse.cz>
3066 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3067 for cold internal loops.
3069 2008-08-29 Richard Guenther <rguenther@suse.de>
3071 * tree-ssa-structalias.c (create_variable_info_for): Do not
3072 create fields for heap vars or vars with a noalias state.
3073 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3076 2008-08-29 Richard Guenther <rguenther@suse.de>
3078 * common.opt (ftree-store-ccp): Mark as preserved for
3079 backward compatibility.
3080 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3081 * tree-pass.h (pass_store_ccp): Remove.
3082 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3083 (first_vdef): Remove declaration.
3084 (get_value_loaded_by): Likewise.
3085 * tree-ssa-ccp.c (do_store_ccp): Remove.
3086 (get_default_value): Simplify as do_store_ccp is always false
3087 now. Do not initialize mem_ref.
3088 (set_value_varying): Likewise.
3089 (canonicalize_float_value): Likewise.
3090 (set_lattice_value): Likewise.
3091 (likely_value): Likewise.
3092 (surely_varying_stmt_p): Likewise.
3093 (ccp_initialize): Likewise.
3094 (ccp_lattice_meet): Likewise.
3095 (ccp_visit_phi_node): Likewise.
3096 (ccp_fold): Likewise.
3097 (evaluate_stmt): Likewise.
3098 (visit_assignment): Likewise.
3099 (ccp_visit_stmt): Likewise.
3100 (execute_ssa_ccp): Fold into ...
3101 (do_ssa_ccp): ... this.
3102 (do_ssa_store_ccp): Remove.
3103 (gate_store_ccp): Likewise.
3104 (pass_store_ccp): Likewise.
3105 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3107 * tree-ssa-propagate.c (first_vdef): Remove.
3108 (get_value_loaded_by): Likewise.
3109 (replace_vuses_in): Likewise.
3110 (substitute_and_fold): Do not call replace_vuses_in.
3111 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3113 2008-08-29 Richard Guenther <rguenther@suse.de>
3116 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3117 PARAM_NOALIAS tags with is_heapvar.
3118 * tree-ssa-operands.c (access_can_touch_variable): Offset
3119 based tests do not apply for heapvars. Fix offset test.
3121 2008-08-29 Jan Hubicka <jh@suse.cz>
3123 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3124 (-fipa-cp-clone): Enabled by default at -O3.
3125 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3126 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3128 2008-08-29 Jan Hubicka <jh@suse.cz>
3130 * tree.c (build_function_type_skip_args,
3131 build_function_decl_skip_args): New functions.
3132 * tree.h (build_function_type_skip_args,
3133 build_function_decl_skip_args): Declare.
3134 * gimple.c (giple_copy_call_skip_args): New function.
3135 (giple_copy_call_skip_args): Declare.
3137 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3138 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3139 (ipcp_node_modifiable_p): ... this one; use
3140 tree_versionable_function_p.
3141 (ipcp_create_replace_map): Improve debug output.
3142 (ipcp_need_redirect_p): Return false when not clonning.
3143 (ipcp_update_callgraph): Skip args.
3144 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3146 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3147 (save_inline_function_body): Update call of tree_function_versioning.
3148 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3149 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3151 (tree_function_versioning): Likewise.
3152 * tree-inline.h (tree_function_versioning): Update prototype.
3154 2008-08-29 Jan Hubicka <jh@suse.cz>
3156 * loop-unswitch.c (unswitch_single_loop): Use
3157 optimize_loop_for_speed_p.
3158 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3159 Use optimize_function_for_size_p.
3160 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3161 * postreload-gcse.c (eliminate_partially_redundant_load):
3162 Use optimize_bb_for_size_p.
3163 * value-prof.c (gimple_divmod_fixed_value_transform,
3164 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3165 gimple_stringops_transform): Use optimize_bb_for_size_p.
3166 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3167 * final.c (compute_alignments): Use optimize_function_for_size_p.
3168 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3169 (fold_builtin_strcpy, fold_builtin_fputs): Use
3170 optimize_function_for_size_p.
3171 * fold-const.c (tree_swap_operands_p): Use
3172 optimize_function_for_size_p.
3173 * recog.c (relax_delay_slots): Likewise.
3174 * tree-ssa-math-opts.c (replace_reciprocal):
3175 Use optimize_bb_for_speed_p.
3176 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
3177 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
3178 optimize_function_for_size_p.
3179 (cgraph_decide_inlining_of_small_function): Use
3180 optimize_function_for_size_p.
3181 * global.c (find_reg): Use optimize_function_for_size_p.
3182 * opts.c (decode_options): Do not clear flag_tree_ch,
3183 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
3184 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
3185 work it out from profile.
3186 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
3187 optimize_loop_for_speed_p.
3188 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3190 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
3191 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
3192 * tree-eh.c (decide_copy_try_finally): Use
3193 optimize_function_for_size_p.
3194 * local-alloc.c (block_alloc): Pass BB pointer.
3195 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
3196 * gcse.c (gcse_main): Use optimize_function_for_size_p.
3197 * loop-unroll.c (decide_unrolling_and_peeling):
3198 Use optimize_loop_for_size_p.
3199 (decide_peel_completely): Likewise.
3200 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
3201 optimize_loop_for_size_p.
3202 (vect_enhance_data_refs_alignment): Likewise.
3203 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
3204 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
3206 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
3207 (try_crossjump_bb): Use optimize_bb_for_size_p.
3208 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3209 optimize_loop_for_speed_p.
3210 * bb-reorder.c (find_traces_1_round): Likewise.
3211 (copy_bb): Use optimize_bb_for_speed_p.
3212 (duplicate_computed_gotos): Likewise.
3213 * basic-block.h (optimize_loop_nest_for_size_p,
3214 optimize_loop_nest_for_speed_p): New.
3215 * stmt.c (expand_case): Use optimize_insn_for_size_p.
3217 2008-08-29 Tristan Gingold <gingold@adacore.com>
3219 * gcov.c (main): Call expandargv.
3221 2008-08-29 Jan Hubicka <jh@suse.cz>
3223 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
3225 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3227 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
3228 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3230 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
3232 2008-08-29 Jan Hubicka <jh@suse.cz>
3234 * tree-pass.h (pass_strip_predict_hints): Declare.
3235 * predict.c (strip_builtin_expect): Rename to ...
3236 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
3237 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
3238 (tree_estimate_probability): Do not strip builtin_expect.
3239 (pass_strip_predict_hints): New pass.
3240 * tree-inline.c (expand_call_inline): When inlining cold function,
3241 predict it as unlikely.
3242 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
3244 2008-08-29 Richard Guenther <rguenther@suse.de>
3246 PR tree-optimization/37207
3247 * tree-vrp.c (extract_range_from_binary_expr): Also try
3248 to constant fold if only one of the operands is a constant.
3250 2008-08-29 Nick Clifton <nickc@redhat.com>
3252 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
3253 the same way as SYMBOL_REFs.
3255 2008-08-28 Bob Wilson <bob.wilson@acm.org>
3257 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
3259 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3261 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
3262 * config/mips/mips.md (branch_likely): Remove const. Fix
3264 (define_delay for type "branch"): Change to only apply for branch
3265 with likely variant.
3266 (define_delay for type "branch" and "branch_likely" no). New delay
3268 (equality_op): New code iterator.
3269 (bbv, bbinv): New code attributes.
3270 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
3273 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3274 Andrew Pinski <pinskia@gcc.gnu.org>
3277 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
3279 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
3281 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
3282 rule that a symbolic constant must be defined and >= 0 for the
3283 corresponding facility to be present at compile-time.
3284 * gthr-posix.c: Likewise.
3286 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3288 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
3289 * config/mips/mips.md (D): New mode attribute.
3290 (mulsi3, muldi3): Merge it into ...
3291 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
3292 (muldi3_mul3): New pattern.
3293 (mulsi3_mult3): Rename to mulsi3_mul3.
3295 2008-08-28 Jan Hubicka <jh@suse.cz>
3297 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
3299 * predict.c (always_optimize_for_size_p): Rename to ...
3300 (optimize_function_for_size): ... this one; make extern.
3301 (optimize_function_for_speed_p): New.
3302 (optimize_bb_for_size_p, optimize_bb_for_size_p,
3303 optimize_edge_for_size_p,optimize_edge_for_size_p,
3304 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
3305 * basic-block.h (optimize_function_for_size_p,
3306 optimize_function_for_speed_p): Declare.
3307 * i386.md (optimize_size checks): Replace them by appropriate
3309 (standard_80387_constant_p, ix86_compute_frame_layout,
3310 ix86_expand_epilogue, ix86_decompose_address,
3311 print_operand, emit_i387_cw_initialization,
3312 inline_memory_move_cost, ix86_pad_returns,
3313 ix86_reorg): Replace optimize_size checks.
3315 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
3317 * rtl.h (simplify_subreg_regno): Declare.
3318 * rtlanal.c (simplify_subreg_regno): New function, split out from...
3319 * simplify-rtx.c (simplify_subreg): ...here.
3320 * reload.c (find_reloads): Use simplify_subreg_regno instead of
3321 subreg_offset_representable_p.
3323 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3326 * c-typeck.c (convert_for_assignment): Give a note describing what
3327 was passed and what was expected.
3329 2008-08-28 Joey Ye <joey.ye@intel.com>
3331 * doc/extend.texi: Document AVX built-in functions.
3332 * doc/invoke.texi: Document -mavx.
3334 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
3335 Joey Ye <joey.ye@intel.com>
3336 Xuepeng Guo <xuepeng.guo@intel.com>
3338 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
3340 * config/i386/cpuid.h (bit_FMA): New.
3341 (bit_XSAVE): Likewise.
3342 (bit_OSXSAVE): Likewise.
3343 (bit_AVX): Likewise.
3345 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
3346 define. Use ASM_OUTPUT_AVX_PREFIX.
3348 * config/i386/gmmintrin.h: New.
3350 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
3351 (OPTION_MASK_ISA_AVX_SET): New.
3352 (OPTION_MASK_ISA_FMA_SET): Likewise.
3353 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
3354 (OPTION_MASK_ISA_FMA_SET): Likewise.
3355 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
3356 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
3357 (pta_flags): Add PTA_AVX and PTA_FMA.
3358 (override_options): Handle PTA_AVX and PTA_FMA.
3359 (init_cumulative_args): Handle warn_avx.
3360 (classify_argument): Return 0 for COImode and OImode. Return
3361 1 and X86_64_AVX_CLASS for 256bit vector types.
3362 (examine_argument): Handle X86_64_AVX_CLASS.
3363 (construct_container): Likewise.
3364 (function_arg_advance_32): Pass OImode and 256bit vector types
3366 (function_arg_advance_64): Take a new argument to indicate if a
3367 parameter is named. Handle 256bit vector types. Return
3368 immediately for unnamed 256bit vector mode parameters.
3369 (function_arg_advance): Updated.
3370 (function_arg_32): Add comments for TImode. Handle OImode
3371 and 256bit vector types.
3372 (function_arg_64): Take a new argument to indicate if a
3373 parameter is named. Handle 256bit vector types. Return NULL
3374 for unnamed 256bit vector mode parameters.
3375 (function_arg): Updated.
3376 (setup_incoming_varargs_64): Support
3377 AVX encoding for *sse_prologue_save_insn.
3378 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
3379 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
3380 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
3381 enabled, otherwise return -3.
3382 (standard_sse_constant_opcode): Handle AVX and 256bit vector
3384 (print_reg): Support AVX registers. Handle 'x' and 't'.
3385 Handle 'd' to duplicate the operand.
3386 (print_operand): Likewise. Also support AVX vector compare
3388 (output_387_binary_op): Support AVX.
3389 (output_fp_compare): Likewise.
3390 (ix86_expand_vector_move_misalign): Likewise.
3391 (ix86_attr_length_vex_default): New.
3392 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3393 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3394 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3395 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3396 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
3397 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3398 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
3399 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
3400 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
3401 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
3402 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
3403 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
3404 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
3405 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
3406 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3407 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
3408 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
3409 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3410 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
3411 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
3412 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3413 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3414 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3415 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
3416 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
3417 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
3418 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
3419 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3420 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
3421 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
3422 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
3423 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
3424 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
3425 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3426 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3427 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3428 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
3429 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
3430 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
3431 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
3432 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
3433 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
3434 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
3435 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
3436 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
3437 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
3438 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3439 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3440 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3441 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3442 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3443 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3444 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3445 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3446 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3447 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3448 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3449 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3450 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3451 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3452 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3453 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3454 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3455 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
3456 and IX86_BUILTIN_MOVMSKPS256,
3457 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
3458 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
3459 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
3460 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
3461 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
3462 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
3463 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
3464 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
3465 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
3466 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
3467 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
3468 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
3469 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
3470 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
3471 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
3472 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
3473 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
3474 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
3475 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
3476 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
3477 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
3478 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
3479 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
3480 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
3481 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
3482 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
3483 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
3484 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
3485 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3486 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3487 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
3488 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
3489 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
3490 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
3491 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
3492 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
3493 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
3494 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
3495 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3496 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3497 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3498 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3499 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
3500 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
3501 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
3502 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
3503 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
3504 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
3505 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
3506 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
3507 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
3508 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
3509 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3510 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
3511 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3512 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
3513 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3514 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3516 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
3517 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
3518 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
3519 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3520 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3521 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3522 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
3523 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3524 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
3525 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3526 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
3527 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3528 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
3529 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
3530 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
3531 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
3532 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3533 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3534 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3535 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3536 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3537 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3538 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3539 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3540 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3541 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3542 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3543 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3544 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3545 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3546 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3547 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3548 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3549 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
3550 IX86_BUILTIN_MOVMSKPS256.
3551 (ix86_init_mmx_sse_builtins): Support AVX builtins.
3552 (ix86_expand_args_builtin): Likewise.
3553 (ix86_expand_special_args_builtin): Likewise.
3554 (ix86_hard_regno_mode_ok): Handle AVX modes.
3555 (ix86_expand_vector_init_duplicate): Likewise.
3556 (ix86_expand_vector_init_one_nonzero): Likewise.
3557 (ix86_expand_vector_init_one_var): Likewise.
3558 (ix86_expand_vector_init_concat): Likewise.
3559 (ix86_expand_vector_init_general): Likewise.
3560 (ix86_expand_vector_set): Likewise.
3561 (ix86_vector_mode_supported_p): Likewise.
3562 (x86_extended_reg_mentioned_p): Check INSN_P before using
3565 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
3566 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
3568 * config/i386/i386.h (TARGET_AVX): New.
3569 (TARGET_FMA): Likewise.
3570 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
3571 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
3572 (VALID_AVX256_REG_MODE): New.
3573 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3574 (AVX_FLOAT_MODE_P): Likewise.
3575 (AVX128_VEC_FLOAT_MODE_P): Likewise.
3576 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3577 (AVX_VEC_FLOAT_MODE_P): Likewise.
3578 (ASM_OUTPUT_AVX_PREFIX): Likewise.
3579 (ASM_OUTPUT_OPCODE): Likewise.
3580 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
3582 (SSE_REG_MODE_P): Allow 256bit vector modes.
3583 (ix86_args): Add a warn_avx field.
3585 * config/i386/i386.md (UNSPEC_PCMP): New.
3586 (UNSPEC_VPERMIL): Likewise.
3587 (UNSPEC_VPERMIL2): Likewise.
3588 (UNSPEC_VPERMIL2F128): Likewise.
3589 (UNSPEC_MASKLOAD): Likewise.
3590 (UNSPEC_MASKSTORE): Likewise.
3591 (UNSPEC_CAST): Likewise.
3592 (UNSPEC_VTESTP): Likewise.
3593 (UNSPECV_VZEROALL): Likewise.
3594 (UNSPECV_VZEROUPPER): Likewise.
3595 (XMM0_REG): Likewise.
3596 (XMM1_REG): Likewise.
3597 (XMM2_REG): Likewise.
3598 (XMM3_REG): Likewise.
3599 (XMM4_REG): Likewise.
3600 (XMM5_REG): Likewise.
3601 (XMM6_REG): Likewise.
3602 (XMM8_REG): Likewise.
3603 (XMM9_REG): Likewise.
3604 (XMM10_REG): Likewise.
3605 (XMM11_REG): Likewise.
3606 (XMM12_REG): Likewise.
3607 (XMM13_REG): Likewise.
3608 (XMM14_REG): Likewise.
3609 (XMM15_REG): Likewise.
3611 (prefix_vex_imm8): Likewise.
3612 (prefix_vex_w): Likewise.
3613 (length_vex): Likewise.
3616 (*avx_ashlti3): Likewise.
3617 (*avx_lshrti3): Likewise.
3618 (*avx_setcc<mode>): Likewise.
3619 (*fop_<mode>_comm_mixed_avx): Likewise.
3620 (*fop_<mode>_comm_avx): Likewise.
3621 (*fop_<mode>_1_mixed_avx): Likewise.
3622 (*fop_<mode>_1_avx): Likewise.
3623 (*avx_<code><mode>3): Likewise.
3624 (*avx_ieee_smin<mode>3): Likewise.
3625 (*avx_ieee_smax<mode>3): Likewise.
3626 (mode): Add OI, V8SF and V4DF.
3627 (length): Support VEX prefix.
3628 (*cmpfp_i_mixed): Set prefix attribute.
3629 (*cmpfp_i_sse): Likewise.
3630 (*cmpfp_iu_mixed): Likewise.
3631 (*cmpfp_iu_sse): Likewise.
3632 (*movsi_1): Support AVX.
3633 (*movdi_2): Likewise.
3634 (*movdi_1_rex64): Likewise.
3635 (*movti_internal): Likewise.
3636 (*movti_rex64): Likewise.
3637 (*movsf_1): Likewise.
3638 (*movdf_nointeger): Likewise.
3639 (*movdf_integer_rex64): Likewise.
3640 (*movtf_internal): Likewise.
3641 (zero_extendsidi2_32): Likewise.
3642 (zero_extendsidi2_rex64): Likewise.
3643 (*extendsfdf2_mixed): Likewise.
3644 (*extendsfdf2_sse): Likewise.
3645 (*truncdfsf_fast_mixed): Likewise.
3646 (*truncdfsf_fast_sse): Likewise.
3647 (*truncdfsf_mixed): Likewise.
3648 (fix_trunc<mode>di_sse): Likewise.
3649 (fix_trunc<mode>si_sse): Likewise.
3650 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
3651 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
3652 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
3653 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
3654 (*rcpsf2_sse): Likewise.
3655 (*rsqrtsf2_sse): Likewise.
3656 (*sqrt<mode>2_sse): Likewise.
3657 (sse4_1_round<mode>2): Likewise.
3658 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
3659 Support AVX. Set length attribute properly for AVX.
3661 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
3662 (VECTOR_MODES (FLOAT, 32)): Likewise.
3663 (VECTOR_MODE (INT, DI, 8)): Likewise.
3664 (VECTOR_MODE (INT, HI, 32)): Likewise.
3665 (VECTOR_MODE (INT, QI, 64)): Likewise.
3666 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
3667 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
3668 (VECTOR_MODE (INT, DI, 4)): Removed.
3669 (VECTOR_MODE (INT, SI, 8)): Likewise.
3670 (VECTOR_MODE (INT, HI, 16)): Likewise.
3671 (VECTOR_MODE (INT, QI, 32)): Likewise.
3672 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
3673 (INT_MODE (OI, 32)): Likewise.
3675 * config/i386/i386.opt (mavx): New.
3678 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
3680 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
3681 (*mov<mode>_internal_avx): New.
3682 (*movv2sf_internal_rex64_avx): Likewise.
3683 (*movv2sf_internal_avx): Likewise.
3685 * config/i386/predicates.md (const_4_to_5_operand): New.
3686 (const_6_to_7_operand): Likewise.
3687 (const_8_to_11_operand): Likewise.
3688 (const_12_to_15_operand): Likewise.
3689 (avx_comparison_float_operator): Likewise.
3691 * config/i386/sse.md (AVX256MODEI): New.
3692 (AVX256MODE): Likewise.
3693 (AVXMODEQI): Likewise.
3694 (AVXMODE): Likewise.
3695 (AVX256MODEF2P): Likewise.
3696 (AVX256MODE2P): Likewise.
3697 (AVX256MODE4P): Likewise.
3698 (AVX256MODE8P): Likewise.
3699 (AVXMODEF2P): Likewise.
3700 (AVXMODEF4P): Likewise.
3701 (AVXMODEDCVTDQ2PS): Likewise.
3702 (AVXMODEDCVTPS2DQ): Likewise.
3703 (avxvecmode): Likewise.
3704 (avxvecpsmode): Likewise.
3705 (avxhalfvecmode): Likewise.
3706 (avxscalarmode): Likewise.
3707 (avxcvtvecmode): Likewise.
3708 (avxpermvecmode): Likewise.
3709 (avxmodesuffixf2c): Likewise.
3710 (avxmodesuffixp): Likewise.
3711 (avxmodesuffixs): Likewise.
3712 (avxmodesuffix): Likewise.
3713 (vpermilbits): Likewise.
3714 (pinsrbits): Likewise.
3715 (mov<mode>): Likewise.
3716 (*mov<mode>_internal): Likewise.
3717 (push<mode>1): Likewise.
3718 (movmisalign<mode>): Likewise.
3719 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3720 (avx_movdqu<avxmodesuffix>): Likewise.
3721 (avx_lddqu<avxmodesuffix>): Likewise.
3722 (<plusminus_insn><mode>3): Likewise.
3723 (*avx_<plusminus_insn><mode>3): Likewise.
3724 (*avx_vm<plusminus_insn><mode>3): Likewise.
3725 (mul<mode>3): Likewise.
3726 (*avx_mul<mode>3): Likewise.
3727 (*avx_vmmul<mode>3): Likewise.
3728 (divv8sf3): Likewise.
3729 (divv4df3): Likewise.
3730 (avx_div<mode>3): Likewise.
3731 (*avx_div<mode>3): Likewise.
3732 (*avx_vmdiv<mode>3): Likewise.
3733 (avx_rcpv8sf2): Likewise.
3734 (*avx_vmrcpv4sf2): Likewise.
3735 (sqrtv8sf2): Likewise.
3736 (avx_sqrtv8sf2): Likewise.
3737 (*avx_vmsqrt<mode>2): Likewise.
3738 (rsqrtv8sf2): Likewise.
3739 (avx_rsqrtv8sf2): Likewise.
3740 (*avx_vmrsqrtv4sf2): Likewise.
3741 (<code><mode>3): Likewise.
3742 (*avx_<code><mode>3_finite): Likewise.
3743 (*avx_<code><mode>3): Likewise.
3744 (*avx_vm<code><mode>3): Likewise.
3745 (*avx_ieee_smin<mode>3): Likewise.
3746 (*avx_ieee_smax<mode>3): Likewise.
3747 (avx_addsubv8sf3): Likewise.
3748 (avx_addsubv4df3): Likewise.
3749 (*avx_addsubv4sf3): Likewise.
3750 (*avx_addsubv2df3): Likewise.
3751 (avx_h<plusminus_insn>v4df3): Likewise.
3752 (avx_h<plusminus_insn>v8sf3): Likewise.
3753 (*avx_h<plusminus_insn>v4sf3): Likewise.
3754 (*avx_h<plusminus_insn>v2df3): Likewise.
3755 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
3756 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
3757 (*avx_maskcmp<mode>3): Likewise.
3758 (avx_nand<mode>3): Likewise.
3759 (*avx_<code><mode>3): Likewise.
3760 (*avx_nand<mode>3): Likewise.
3761 (*avx_<code><mode>3): Likewise.
3762 (*avx_cvtsi2ss): Likewise.
3763 (*avx_cvtsi2ssq): Likewise.
3764 (*avx_cvtsi2sd): Likewise.
3765 (*avx_cvtsi2sdq): Likewise.
3766 (*avx_cvtsd2ss): Likewise.
3767 (avx_cvtss2sd): Likewise.
3768 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
3769 (avx_cvtps2dq<avxmodesuffix>): Likewise.
3770 (avx_cvttps2dq<avxmodesuffix>): Likewise.
3771 (*avx_cvtsi2sd): Likewise.
3772 (*avx_cvtsi2sdq): Likewise.
3773 (avx_cvtdq2pd256): Likewise.
3774 (avx_cvtpd2dq256): Likewise.
3775 (avx_cvttpd2dq256): Likewise.
3776 (*avx_cvtsd2ss): Likewise.
3777 (*avx_cvtss2sd): Likewise.
3778 (avx_cvtpd2ps256): Likewise.
3779 (avx_cvtps2pd256): Likewise.
3780 (*avx_movhlps): Likewise.
3781 (*avx_movlhps): Likewise.
3782 (avx_unpckhps256): Likewise.
3783 (*avx_unpckhps): Likewise.
3784 (avx_unpcklps256): Likewise.
3785 (*avx_unpcklps): Likewise.
3786 (avx_movshdup256): Likewise.
3787 (avx_movsldup256): Likewise.
3788 (avx_shufps256): Likewise.
3789 (avx_shufps256_1): Likewise.
3790 (*avx_shufps_<mode>): Likewise.
3791 (*avx_loadhps): Likewise.
3792 (*avx_storelps): Likewise.
3793 (*avx_loadlps): Likewise.
3794 (*avx_movss): Likewise.
3795 (*vec_dupv4sf_avx): Likewise.
3796 (*vec_concatv2sf_avx): Likewise.
3797 (*vec_concatv4sf_avx): Likewise.
3798 (*vec_setv4sf_0_avx): Likewise.
3799 (*vec_setv4sf_avx): Likewise.
3800 (*avx_insertps): Likewise.
3801 (avx_vextractf128<mode>): Likewise.
3802 (vec_extract_lo_<mode>): Likewise.
3803 (vec_extract_hi_<mode>): Likewise.
3804 (vec_extract_lo_<mode>): Likewise.
3805 (vec_extract_hi_<mode>): Likewise.
3806 (vec_extract_lo_v16hi): Likewise.
3807 (vec_extract_hi_v16hi): Likewise.
3808 (vec_extract_lo_v32qi): Likewise.
3809 (vec_extract_hi_v32qi): Likewise.
3810 (avx_unpckhpd256): Likewise.
3811 (*avx_unpckhpd): Likewise.
3812 (avx_movddup256): Likewise.
3813 (*avx_movddup): Likewise.
3814 (avx_unpcklpd256): Likewise.
3815 (*avx_unpcklpd): Likewise.
3816 (avx_shufpd256): Likewise.
3817 (avx_shufpd256_1): Likewise.
3818 (*avx_punpckhqdq): Likewise.
3819 (*avx_punpcklqdq): Likewise.
3820 (*avx_shufpd_<mode>): Likewise.
3821 (*avx_storehpd): Likewise.
3822 (*avx_loadhpd): Likewise.
3823 (*avx_loadlpd): Likewise.
3824 (*avx_movsd): Likewise.
3825 (*vec_concatv2df_avx): Likewise.
3826 (*avx_<plusminus_insn><mode>3): Likewise.
3827 (*avx_<plusminus_insn><mode>3): Likewise.
3828 (*avx_mulv8hi3): Likewise.
3829 (*avxv8hi3_highpart): Likewise.
3830 (*avx_umulv8hi3_highpart): Likewise.
3831 (*avx_umulv2siv2di3): Likewise.
3832 (*avx_mulv2siv2di3): Likewise.
3833 (*avx_pmaddwd): Likewise.
3834 (*avx_mulv4si3): Likewise.
3835 (*avx_ashr<mode>3): Likewise.
3836 (*avx_lshr<mode>3): Likewise.
3837 (*avx_ashl<mode>3): Likewise.
3838 (*avx_<code><mode>3): Likewise.
3839 (*avx_eq<mode>3): Likewise.
3840 (*avx_gt<mode>3): Likewise.
3841 (*avx_nand<mode>3): Likewise.
3842 (*avx_nand<mode>3): Likewise.
3843 (*avx_<code><mode>3): Likewise.
3844 (*avx_<code><mode>3): Likewise.
3845 (*avx_packsswb): Likewise.
3846 (*avx_packssdw): Likewise.
3847 (*avx_packuswb): Likewise.
3848 (*avx_punpckhbw): Likewise.
3849 (*avx_punpcklbw): Likewise.
3850 (*avx_punpckhwd): Likewise.
3851 (*avx_punpcklwd): Likewise.
3852 (*avx_punpckhdq): Likewise.
3853 (*avx_punpckldq): Likewise.
3854 (*avx_pinsr<avxmodesuffixs>): Likewise.
3855 (*avx_pinsrq): Likewise.
3856 (*avx_loadld): Likewise.
3857 (*vec_extractv2di_1_rex64_avx): Likewise.
3858 (*vec_extractv2di_1_avx): Likewise.
3859 (*vec_dupv2di_avx): Likewise.
3860 (*vec_concatv2si_avx): Likewise.
3861 (*vec_concatv4si_1_avx): Likewise.
3862 (*vec_concatv2di_avx): Likewise.
3863 (*vec_concatv2di_rex64_avx): Likewise.
3864 (*avx_uavgv16qi3): Likewise.
3865 (*avx_uavgv8hi3): Likewise.
3866 (*avx_psadbw): Likewise.
3867 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
3868 (*avx_phaddwv8hi3): Likewise.
3869 (*avx_phadddv4si3): Likewise.
3870 (*avx_phaddswv8hi3): Likewise.
3871 (*avx_phsubwv8hi3): Likewise.
3872 (*avx_phsubdv4si3): Likewise.
3873 (*avx_phsubswv8hi3): Likewise.
3874 (*avx_pmaddubsw128): Likewise.
3875 (*avx_pmulhrswv8hi3): Likewise.
3876 (*avx_pshufbv16qi3): Likewise.
3877 (*avx_psign<mode>3): Likewise.
3878 (*avx_palignrti): Likewise.
3879 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3880 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3881 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3882 (*avx_mpsadbw): Likewise.
3883 (*avx_packusdw): Likewise.
3884 (*avx_pblendvb): Likewise.
3885 (*avx_pblendw): Likewise.
3886 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3887 (avx_ptest256): Likewise.
3888 (avx_roundp<avxmodesuffixf2c>256): Likewise.
3889 (*avx_rounds<ssemodesuffixf2c>): Likewise.
3890 (*avx_aesenc): Likewise.
3891 (*avx_aesenclast): Likewise.
3892 (*avx_aesdec): Likewise.
3893 (*avx_aesdeclast): Likewise.
3894 (avx_vzeroupper): Likewise.
3895 (avx_vzeroupper_rex64): Likewise.
3896 (avx_vpermil<mode>): Likewise.
3897 (avx_vpermilvar<mode>3): Likewise.
3898 (avx_vpermil2<mode>3): Likewise.
3899 (avx_vperm2f128<mode>3): Likewise.
3900 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3901 (avx_vbroadcastss256): Likewise.
3902 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
3903 (avx_vinsertf128<mode>): Likewise.
3904 (vec_set_lo_<mode>): Likewise.
3905 (vec_set_hi_<mode>): Likewise.
3906 (vec_set_lo_<mode>): Likewise.
3907 (vec_set_hi_<mode>): Likewise.
3908 (vec_set_lo_v16hi): Likewise.
3909 (vec_set_hi_v16hi): Likewise.
3910 (vec_set_lo_v32qi): Likewise.
3911 (vec_set_hi_v32qi): Likewise.
3912 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3913 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3914 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
3915 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
3916 (vec_init<mode>): Likewise.
3917 (*vec_concat<mode>_avx): Likewise.
3918 (blendbits): Support V8SF and V4DF.
3919 (sse2_movq128): Support AVX.
3920 (<sse>_movnt<mode>): Likewise.
3921 (sse2_movntv2di): Likewise.
3922 (sse_rcpv4sf2): Likewise.
3923 (sse_sqrtv4sf2): Likewise.
3924 (sse_rsqrtv4sf2): Likewise.
3925 (<sse>_comi): Likewise.
3926 (<sse>_ucomi): Likewise.
3927 (sse_cvtss2si): Likewise.
3928 (sse_cvtss2si_2): Likewise.
3929 (sse_cvtss2siq): Likewise.
3930 (sse_cvtss2siq_2): Likewise.
3931 (sse_cvttss2si): Likewise.
3932 (sse_cvttss2siq): Likewise.
3933 (sse2_cvtsd2si): Likewise.
3934 (sse2_cvtsd2si_2): Likewise.
3935 (sse2_cvtsd2siq): Likewise.
3936 (sse2_cvtsd2siq_2): Likewise.
3937 (sse2_cvttsd2si): Likewise.
3938 (sse2_cvttsd2siq): Likewise.
3939 (sse2_cvtdq2pd): Likewise.
3940 (*sse2_cvtpd2dq): Likewise.
3941 (*sse2_cvttpd2dq): Likewise.
3942 (*sse2_cvtpd2ps): Likewise.
3943 (sse2_cvtps2pd): Likewise.
3944 (sse3_movshdup): Likewise.
3945 (sse3_movsldup): Likewise.
3946 (sse_storehps): Likewise.
3947 (*sse4_1_extractps): Likewise.
3948 (sse2_storelpd): Likewise.
3949 (vec_dupv2df_sse3): Likewise.
3950 (*vec_concatv2df_sse3): Likewise.
3951 (*sse4_1_pextrb): Likewise.
3952 (*sse4_1_pextrb_memory): Likewise.
3953 (*sse2_pextrw): Likewise.
3954 (*sse4_1_pextrw_memory): Likewise.
3955 (*sse4_1_pextrd): Likewise.
3956 (*sse4_1_pextrq): Likewise.
3957 (sse2_pshufd_1): Likewise.
3958 (sse2_pshuflw_1): Likewise.
3959 (sse2_pshufhw_1): Likewise.
3960 (*sse2_storeq_rex64): Likewise.
3961 (*vec_dupv4si): Likewise.
3962 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
3963 (sse2_pmovmskb): Likewise.
3964 (*sse2_maskmovdqu): Likewise.
3965 (*sse2_maskmovdqu_rex64): Likewise.
3966 (sse_ldmxcsr): Likewise.
3967 (sse_stmxcsr): Likewise.
3968 (abs<mode>2): Likewise.
3969 (sse4_1_movntdqa): Likewise.
3970 (sse4_1_phminposuw): Likewise.
3971 (sse4_1_extendv8qiv8hi2): Likewise.
3972 (*sse4_1_extendv8qiv8hi2): Likewise.
3973 (sse4_1_extendv4qiv4si2): Likewise.
3974 (*sse4_1_extendv4qiv4si2): Likewise.
3975 (sse4_1_extendv2qiv2di2): Likewise.
3976 (*sse4_1_extendv2qiv2di2): Likewise.
3977 (sse4_1_extendv4hiv4si2): Likewise.
3978 (*sse4_1_extendv4hiv4si2): Likewise.
3979 (sse4_1_extendv2hiv2di2): Likewise.
3980 (*sse4_1_extendv2hiv2di2): Likewise.
3981 (sse4_1_extendv2siv2di2): Likewise.
3982 (*sse4_1_extendv2siv2di2): Likewise.
3983 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3984 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3985 (sse4_1_zero_extendv4qiv4si2): Likewise.
3986 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3987 (sse4_1_zero_extendv2qiv2di2): Likewise.
3988 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3989 (sse4_1_zero_extendv4hiv4si2): Likewise.
3990 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3991 (sse4_1_zero_extendv2hiv2di2): Likewise.
3992 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3993 (sse4_1_zero_extendv2siv2di2): Likewise.
3994 (*sse4_1_zero_extendv2siv2di2): Likewise.
3995 (sse4_1_ptest): Likewise.
3996 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
3997 (sse4_2_pcmpestri): Likewise.
3998 (sse4_2_pcmpestrm): Likewise.
3999 (sse4_2_pcmpistri): Likewise.
4000 (sse4_2_pcmpistrm): Likewise.
4002 (aeskeygenassist): Likewise.
4004 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4006 * config/i386/predicates.md (vzeroall_operation): New.
4008 * config/i386/sse.md (avx_vzeroall): New.
4009 (*avx_vzeroall): Likewise.
4011 2008-08-28 Paul Brook <paul@codesourcery.com>
4012 Mark Shinwell <shinwell@codesourcery.com>
4013 Richard Earnshaw <richard.earnshaw@arm.com>
4015 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4016 (TARGET_MIN_ANCHOR_OFFSET): New.
4017 (arm_override_options): Set correct anchor ranges for Thumb-1
4018 and Thumb-2 if required.
4019 (legitimize_pic_address): Handle case involving a TLS symbol
4020 reference with an addend.
4021 (arm_optimization_options): Enable section anchors at -O1 and
4023 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4024 * config/arm/arm-protos.h (arm_optimization_options): New.
4026 2008-08-28 Nick Clifton <nickc@redhat.com>
4028 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4029 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4032 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4033 * config/v850/v850.md (return): Remove frame size restriction.
4035 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4037 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4039 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4041 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4043 2008-08-28 Paul Brook <paul@codesourcery.com>
4045 * config/arm/vfp11.md: Update license notice.
4046 * config/arm/cortex-r4.md: Ditto.
4048 2008-08-28 Richard Guenther <rguenther@suse.de>
4050 PR tree-optimization/37207
4051 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4054 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4057 * tree.c (int_fits_type_p): Don't forget unsigned integers
4058 of type sizetype which higher end word equals -1.
4060 2008-08-28 Ira Rosen <irar@il.ibm.com>
4062 * target.h (struct vectorize): Add new target builtin.
4063 * tree-vectorizer.c (destroy_loop_vec_info): Call
4064 vect_free_slp_instance instead of vect_free_slp_node.
4065 * tree-vectorizer.h (enum slp_load_perm_type): New.
4066 (struct _slp_instance): Add new fields.
4067 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4068 (SLP_INSTANCE_LOADS): New.
4069 (vect_free_slp_tree): Remove.
4070 (vect_free_slp_instance): Declare.
4071 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4072 (vectorizable_load): Add argument.
4073 (vect_transform_slp_perm_load): New.
4074 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4076 (vect_get_place_in_interleaving_chain): New function.
4077 (vect_free_slp_tree): Make static.
4078 (vect_free_slp_instance): New function.
4079 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4080 collect the load location in the interleaving chain.
4081 (vect_supported_slp_permutation_p): New function.
4082 (vect_supported_load_permutation_p): Likewise.
4083 (vect_analyze_slp_instance): In case of loads permutation, call
4084 vect_supported_load_permutation_p to check that the permutation is
4086 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4087 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4088 (vect_create_mask_and_perm): New function.
4089 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4090 (vectorizable_load): Add an argument. Don't keep the created vectors
4091 statements in the node if permutation is required. Call
4092 vect_transform_slp_perm_load to generate the permutation.
4093 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4094 additional argument.
4095 (vect_schedule_slp_instance): In case of loads permutation, allocate
4096 vectorized statements structure for all the related SLP nodes. Call
4097 vect_transform_stmt with addditional argument.
4098 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4099 * config/spu/spu.c (spu_builtin_vec_perm): New.
4100 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4101 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4102 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4103 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4105 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4107 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4108 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4109 __gthread_cond_signal, __gthread_cond_timedwait,
4110 __gthread_cond_timedwait_recursive): New functions.
4111 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4113 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4116 2008-08-28 Richard Guenther <rguenther@suse.de>
4119 * fold-const.c (maybe_canonicalize_comparison_1): Require
4120 undefined overflow only for canonicalizing A +- CST cmp CST.
4121 Make sure to not generate new constants that are not inside
4122 their TYPE_MIN/MAX_VALUE range.
4123 (maybe_canonicalize_comparison): Remove undefined overflow
4125 (fold_binary): Remove now duplicate folding.
4127 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4129 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4130 use not updated in the last change.
4132 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4134 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4135 (IRA_COVER_CLASSES): Add FPUL_REGS.
4137 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4140 * c-common.c (conversion_warning): Check for null operands.
4142 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4145 * c-decl.c (check_for_loop_decls): Improve error message. Give
4148 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4151 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4152 (convert_for_assignment): Pass corrent OPT_W* parameter to
4153 WARN_FOR_ASSIGNMENT.
4155 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4158 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4160 2008-08-27 Paul Brook <paul@codesourcery.com>
4162 * config.gcc: Loosen checks for arm uclinux eabi targets.
4164 2008-08-27 Paul Brook <paul@codesourcery.com>
4166 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4168 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4170 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4172 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
4173 the enumerators of an ENUMERAL_TYPE.
4174 * dbxout.c (dbxout_type): Ditto.
4176 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
4179 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
4180 (fwprop_addr): Check that the loop_father is not the outer loop.
4182 2008-08-26 Paul Brook <paul@codesourcery.com>
4184 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
4185 Remove documentation entry for fmul type.
4186 Use fmuls to annotate single-precision multiplication patterns,
4187 fmuld to annotate double-precision multiplication patterns,
4188 fmacs to annotate single-precision multiply-accumulate patterns
4189 and fmacd to annotate double-precision multiply-accumulate patterns.
4190 * config/arm/vfp11.md: Update reservations accordingly.
4191 * config/arm/arm.md: Note that certain values of the "type"
4192 attribute are documented in vfp.md.
4193 * config/arm/arm1020e.md: Remove out of date duplicate comment.
4194 (v10_cvt): Use new fmul types.
4196 2008-08-26 Paul Brook <paul@codesourcery.com>
4198 * config/arm/vfp.md: Move pipeline description for VFP11 to...
4199 * config/arm/vfp11.md: ...here. New.
4200 * config/arm/arm.md: Include vfp11.md.
4202 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
4204 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
4205 parameter to inform call.
4207 2008-08-26 Jeff Law <law@redhat.com>
4209 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
4210 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
4211 preferred class when copying a constant into a partial word register.
4213 2008-08-26 Ben Elliston <bje@au.ibm.com>
4215 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
4216 * cp/typeck.c: Likewise.
4217 * cp/tree.c: Likewise.
4218 * gimple-low.c: Likewise.
4221 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
4223 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
4224 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
4226 * doc/passes.texi: Describe IRA.
4228 * doc/tm.texi (IRA_COVER_CLASSES,
4229 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
4231 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
4232 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
4233 -fira-propagate-cost, -fno-ira-share-save-slots,
4234 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
4236 * flags.h (ira_algorithm): New enumeration.
4237 (flag_ira_algorithm, flag_ira_verbose): New external variable
4240 * postreload.c (gate_handle_postreload): Don't do post reload
4241 optimizations unless the reload is completed.
4243 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
4246 * tree-pass.h (pass_ira): New external variable declaration.
4248 * reload.h: Add 2008 to the Copyright.
4250 * cfgloopanal.c: Include params.h.
4251 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
4254 * params.h (IRA_MAX_LOOPS_NUM): New macro.
4256 * toplev.c (ira.h): New include.
4257 (flag_ira_algorithm, flag_ira_verbose): New external variables.
4258 (backend_init_target): Call ira_init.
4259 (backend_init): Call ira_init_once.
4260 (finalize): Call finish_ira_once.
4262 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
4263 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
4266 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
4267 may_move_out_cost): New external variable declarations.
4268 (move_table): New typedef.
4270 * caller-save.c: Include headers output.h and ira.h.
4271 (no_caller_save_reg_set): New global variable.
4272 (save_slots_num, save_slots): New variables.
4273 (reg_save_code, reg_restore_code, add_stored_regs): Add
4275 (init_caller_save): Set up no_caller_save_reg_set.
4276 (init_save_areas): Reset save_slots_num.
4277 (saved_hard_reg): New structure.
4278 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
4279 (initiate_saved_hard_regs, new_saved_hard_reg,
4280 finish_saved_hard_regs, saved_hard_reg_compare_func): New
4282 (setup_save_areas): Add code for sharing stack slots.
4283 (all_blocks): New variable.
4284 (save_call_clobbered_regs): Process pseudo-register too.
4285 (mark_set_regs): Process pseudo-register too.
4286 (insert_one_insn): Put the insn after bb note in a empty basic
4287 block. Add insn check.
4289 * global.c (eliminable_regset): Make it external.
4290 (mark_elimination): Use DF_LR_IN for IRA.
4291 (pseudo_for_reload_consideration_p): New.
4292 (build_insn_chain): Make it external. Don't ignore spilled
4293 pseudos for IRA. Use pseudo_for_reload_consideration_p.
4294 (gate_handle_global_alloc): New function.
4295 (pass_global_alloc): Add the gate function.
4297 * opts.c (decode_options): Set up flag_ira. Print the warning for
4299 (common_handle_option): Process -fira-algorithm and -fira-verbose.
4301 * timevar.def (TV_IRA, TV_RELOAD): New passes.
4303 * regmove.c (regmove_optimize): Don't do replacement of output for
4306 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
4307 New external variable declarations.
4309 * local-alloc.c (update_equiv_regs): Make it external. Return
4310 true if jump label rebuilding should be done. Rescan new_insn for
4312 (gate_handle_local_alloc): New function.
4313 (pass_local_alloc): Add the gate function.
4315 * alias.c (value_addr_p, stack_addr_p): New functions.
4316 (nonoverlapping_memrefs_p): Use them for IRA.
4318 * common.opt (fira, fira-algorithm, fira-coalesce,
4319 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
4320 fira-verbose): New options.
4322 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
4323 move_cost, may_move_in_cost, may_move_out_cost): Make the
4325 (move_table): Remove typedef.
4326 (init_move_cost): Make it external.
4327 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
4330 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
4331 setup_reg_classes): New function prototypes.
4332 (eliminable_regset): New external variable declaration.
4333 (build_insn_chain, update_equiv_regs): New function prototypes.
4335 * Makefile.in (IRA_INT_H): New definition.
4336 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
4337 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
4338 (reload1.o, toplev.o): Add dependence on ira.h.
4339 (cfgloopanal.o): Add PARAMS_H.
4340 (caller-save.o): Add dependence on output.h and ira.h.
4341 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
4342 ira-emit.o, ira-lives.o): New entries.
4344 * passes.c (pass_ira): New pass.
4346 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
4348 * reload1.c (ira.h): Include the header.
4349 (changed_allocation_pseudos): New bitmap.
4350 (init_reload): Initiate the bitmap.
4351 (compute_use_by_pseudos): Permits spilled registers in FROM.
4352 (temp_pseudo_reg_arr): New variable.
4353 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
4354 IRA. Call alter_reg with the additional parameter. Don't clear
4355 spilled_pseudos for IRA. Restore original insn chain for IRA.
4356 Clear changed_allocation_pseudos at the end of reload.
4357 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
4358 (hard_regno_to_pseudo_regno): New variable.
4359 (count_pseudo): Check spilled pseudos. Set up
4360 hard_regno_to_pseudo_regno.
4361 (count_spilled_pseudo): Check spilled pseudos. Update
4362 hard_regno_to_pseudo_regno.
4363 (find_reg): Use better_spill_reload_regno_p. Check
4364 hard_regno_to_pseudo_regno.
4365 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
4367 (eliminate_regs_1): Use additional parameter for alter_reg.
4368 (finish_spills): Set up pseudo_previous_regs only for spilled
4369 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
4370 more arguments. Don't clear live_throughout and dead_or_set for
4371 spilled pseudos. Use additional parameter for alter_reg. Call
4372 mark_allocation_change. Set up changed_allocation_pseudos.
4373 Remove sanity check.
4374 (emit_input_reload_insns, delete_output_reload): Use additional
4375 parameter for alter_reg. Call mark_allocation_change.
4376 (substitute, gen_reload_chain_without_interm_reg_p): New
4378 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
4380 * testsuite/gcc.dg/20080410-1.c: New file.
4382 * config/s390/s390.h (IRA_COVER_CLASSES,
4383 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
4385 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
4387 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
4389 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
4391 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
4393 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
4395 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
4397 2008-08-24 Jeff Law <law@redhat.com>
4398 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
4399 when ignoring unavailable registers.
4401 2008-08-24 Jeff Law <law@redhat.com>
4402 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
4403 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
4404 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
4405 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
4407 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
4408 * ira-build.c (allocno_range_compare_func): Stabilize sort.
4410 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
4411 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
4412 * reload1.c (find_reg): Process registers in register allocation order.
4414 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4415 * toplev.c (backend_init_target): Move ira_init call from
4417 (lang_dependent_init_target): ...to here.
4419 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4420 * ira.c (setup_class_subset_and_memory_move_costs): Don't
4421 calculate memory move costs for NO_REGS.
4423 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
4424 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
4425 STACK_REGS is defined.
4427 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4428 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
4430 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
4431 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
4433 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
4434 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
4435 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
4438 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
4439 Dorit Nuzman <dorit@il.ibm.com>
4441 * gcc/config/spu/spu.md (vec_extract_evenv4si,
4442 vec_extract_evenv4sf, vec_extract_evenv8hi,
4443 vec_extract_evenv16qi, vec_extract_oddv4si,
4444 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
4445 vec_interleave_highv4sf, vec_interleave_lowv4sf,
4446 vec_interleave_highv4si, vec_interleave_lowv4si,
4447 vec_interleave_highv8hi, vec_interleave_lowv8hi,
4448 vec_interleave_highv16qi, vec_interleave_lowv16qi,
4449 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
4451 2008-08-25 Janis Johnson <janis187@us.ibm.com>
4454 * config/rs6000/rs6000.c (optimization_options): Don't default to
4455 section anchors without toplevel reorder.
4457 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4459 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
4460 (mfc_end_critical_section): Likewise.
4462 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4464 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
4465 all type qualifiers from element type to vector type.
4467 2008-08-25 David Daney <ddaney@avtrex.com>
4469 * config/mips/mips.md (immediate_insn): Move up in file, fix
4470 comment typo, reformat.
4471 (fetchop_bit, atomic_hiqi_op memory_barrier,
4472 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
4473 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
4474 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
4475 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
4476 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
4477 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
4478 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
4479 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
4480 sync_old_nand<mode>, sync_new_nand<mode>,
4481 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
4482 test_and_set_12): Moved to sync.md.
4484 * config/mips/sync.md: New file.
4486 2008-08-25 Richard Henderson <rth@redhat.com>
4488 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
4489 (regsave): Likewise.
4490 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
4491 (output_cfi_directive): Likewise.
4492 (div_data_align): New.
4493 (output_cfi): Use it.
4495 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
4497 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
4498 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
4499 (TARGET_OCTEON): New macro.
4500 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
4501 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
4502 (ISA_HAS_POP): New macro.
4503 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4505 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4507 * config/mips/mips.md (cpu): Add octeon.
4508 (type): Add pop attribute value.
4509 (popcount<mode>2): New pattern.
4510 * doc/invoke.texi (-march=@var{arch}): Add octeon.
4512 2008-08-24 Jan Hubicka <jh@suse.cz>
4514 * doc/invoke.texi (-fipa-cp-clone): New option.
4515 (-fipa-cp): Update docs.
4516 (--param ipcp-unit-growth):New.
4517 * ipa-cp.c: Include fibheap.h, params.h
4518 (ipcp_initialize_node_lattices): When not cloning, all externally
4519 visible functions are bottom.
4520 (ipcp_need_redirect_p): Accept clones.
4521 (ipcp_insert_stage): Use cost driven heuristics.
4522 (max_count, dead_nodes): New static vars.
4523 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
4524 ipcp_const_param_count): New functions.
4525 * common.opt (ipa-cp-clone): New command line option.
4526 * params.def (ipcp-unit-growth): New.
4528 2008-08-24 Jan Hubicka <jh@suse.cz>
4530 * tree-inline.c (tree_function_versioning): Look harder
4531 for referenced vars.
4533 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
4535 PR tree-optimization/37185
4536 * matrix-reorg.c (transform_access_sites): Update changed stmt.
4538 2008-08-23 Jan Hubicka <jh@suse.cz>
4540 * ipa-cp.c (ipcp_analyze_node): New function.
4541 (ipcp_update_cloned_node): Use it.
4542 (ipcp_init_stage): Likewise.
4543 * ipa-inline.c (function_insertion_hook_holder): New static var.
4544 (analyze_function): Break out from ....
4545 (inline_generate_summary): Here; register insertion hook.
4546 (cgraph_decide_inlining): Remove hook.
4547 (add_new_function): New function.
4549 2008-08-23 Jan Hubicka <jh@suse.cz>
4551 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
4553 2008-08-23 Jan Hubicka <jh@suse.cz>
4555 * ipa-cp.c (constant_val_insert): Remove.
4556 (ipcp_propagate_one_const): Remove.
4557 (ipcp_create_replace_map): Always insert replacements to the map.
4558 (ipcp_insert_stage): Do not try to insert statements by hand.
4559 * tree-inline.c (insert_init_stmt): Break out from ...
4560 (setup_one_parameter): ... here; allow NULL BB pointer.
4561 (tree_function_versioning): Use setup_one_parameter to process
4564 2008-08-23 Jan Hubicka <jh@suse.cz>
4566 * tree.c (decl_address_ip_invariant_p): New function.
4567 * tree.h (decl_address_ip_invariant_p): Declare.
4568 * gimple.c (strip_invariant_refs): Break out from ...
4569 (is_gimple_invariant_address): ... here
4570 (is_gimple_ip_invariant_address): New function.
4571 (is_gimple_ip_invariant): New function.
4572 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
4575 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
4576 (ipcp_lat_is_insertable): All constants are insertable.
4577 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
4578 IPA_CONST_VALUE_REF.
4579 (ipcp_initialize_node_lattices): Propagate all types of operands.
4580 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
4581 (ipcp_create_replace_map): Reformat.
4582 (ipcp_need_redirect_p): Simplify.
4583 (ipcp_insert_stage): Check that argument is used before clonning.
4584 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
4586 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
4587 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
4588 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
4589 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
4590 (jump_func_type): Remove IPA_CONST_VALUE_REF.
4591 * tree-inline.c (tree_function_versioning): Add variables referenced
4594 2008-08-23 Jan Hubicka <jh@suse.cz>
4597 * i386.c (standard_80387_constant_p): Use optimize_size.
4599 2008-08-23 Ira Rosen <irar@il.ibm.com>
4601 PR tree-optimization/37161
4602 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
4603 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
4604 (vect_determine_vectorization_factor): Move the scalar type
4605 retrieval to vect_get_smallest_scalar_type.
4606 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
4607 scalar type. Remove redundant computation.
4608 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
4609 (vect_get_slp_defs): Take the type of RHS into account if
4610 necessary by calling vect_get_smallest_scalar_type. Call
4611 vect_get_constant_vectors with additional argument.
4613 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4616 * doc/invoke.texi (Wwrite-strings): Clarify description.
4618 2008-08-23 Ira Rosen <irar@il.ibm.com>
4620 PR tree-optimization/37174
4621 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
4622 def stmt is a part of the loop before accessing its stmt_vec_info.
4624 2008-08-22 Anatoly Sokolov <aesok@post.ru>
4627 * config/avr/avr.md (UNSPEC_SWAP): New constants.
4628 (*swap): New insn pattern.
4629 (*ashlqi3): Rename from ashlqi3 insn pattern.
4630 (ashlqi3): New expanders.
4631 (*lshrqi3): Rename from lshrqi3 insn pattern.
4632 (lshrqi3): New expanders.
4633 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
4634 lshrqi3_const5, lshrqi3_const6): New splitters.
4635 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
4636 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
4639 2008-08-22 Richard Guenther <rguenther@suse.de>
4641 PR tree-optimization/37078
4642 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
4643 [+INF, +INF] ranges.
4645 2008-08-22 Richard Guenther <rguenther@suse.de>
4647 PR tree-optimization/37143
4648 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
4649 a conversion statement instead of a copy.
4651 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
4654 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
4655 CCCmode, CCOmode and CCSmode destination modes.
4658 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
4659 from different units in a single alternative.
4660 (*vec_extractv2sf_1): Ditto.
4661 (*vec_extractv2si_0): Ditto.
4662 (*vec_extractv2si_1): Ditto.
4663 * config/i386/sse.md (sse2_storehpd): Ditto.
4664 (sse2_storelpd): Ditto.
4665 (sse2_loadhpd): Ditto.
4666 (sse2_loadlpd): Ditto.
4669 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
4670 (popcountsi2): Ditto.
4671 (clzdi2_abm): Ditto.
4672 (popcountdi2): Ditto.
4673 (clzhi2_abm): Ditto.
4674 (popcounthi2): Ditto.
4676 2008-08-22 Richard Guenther <rguenther@suse.de>
4680 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
4681 if the multiplication does not overflow.
4683 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
4685 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
4687 2008-08-21 Richard Henderson <rth@redhat.com>
4689 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
4690 spurrious comma from test.
4691 * configure: Rebuild.
4693 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4696 * builtins.c (fold_builtin_next_arg): Add warning about undefined
4699 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
4701 * c-tree.h (grokfield): New argument.
4702 * c-decl.c (grokfield): Handle new location argument.
4703 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
4705 2008-08-21 Richard Guenther <rguenther@suse.de>
4707 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
4709 2008-08-21 Jan Hubicka <jh@suse.cz>
4711 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
4712 (cgraph_add_function_insertion_hook,
4713 cgraph_remove_function_insertion_hook,
4714 cgraph_call_function_insertion_hooks): New functions.
4715 * cgraph.h (cgraph_add_function_insertion_hook,
4716 cgraph_remove_function_insertion_hook,
4717 cgraph_call_function_insertion_hooks): Declare.
4718 * ipa-reference.c (function_insertion_hook_holder): New variable.
4719 (check_operand, look_for_address_of): When checking late, do not care
4720 about module bitmaps.
4721 (add_new_function): New function.
4722 (generate_summary): Register hooks; zero module bitmaps.
4723 (propagate): Unregister hooks.
4724 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
4725 (add_new_function): New function.
4726 (generate_summary): Register hook.
4727 (propagate): Remove hook.
4729 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
4731 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
4732 * ipa-cp.c (ipcp_update_cloned_node): New function.
4733 (build_const_val): Handle functions correctly; bring type logic
4734 into sync with tree-inline.c
4735 (ipcp_init_stage): Take care of computing stuff needed by
4736 indirect inlining; update clones.
4737 (ipcp_generate_summary): Break out of ipcp_driver.
4738 (ipcp_driver): Do only execution and transformation.
4739 (pass_ipa_cp): Make IPA_PASS.
4740 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
4742 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
4743 ipcp, some info is already available.
4744 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
4745 * tree-inline.c (remap_ssa_name): Unshare expression.
4747 2008-08-21 Richard Guenther <rguenther@suse.de>
4749 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
4750 a PHI ask VN if it is already available.
4751 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
4752 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
4754 2008-08-21 Richard Guenther <rguenther@suse.de>
4757 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
4758 makes sure to produce a result of the correct type.
4760 2008-08-21 Jan Hubicka <jh@suse.cz>
4761 Backport from LTO branch:
4763 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4764 Jan Hubicka <jh@suse.cz>
4767 (init_state, finish_state, set_function_state, generate_summary):
4769 (scan_stmt): Renamed from scan_function. Changed to keep state in
4770 local static vars rather than cgraph aux field.
4771 (propagate): Renamed from static_execute. Changed to keep state in
4772 local static vars rather than cgraph aux field.
4773 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
4774 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
4776 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4778 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
4779 * ipa-reference.c (init_function_info, generate_summary,
4780 propagate): New functions.
4781 (analyze_function): Call init_function_info.
4782 (static_execute): Stripped into generate_summary and propagate.
4783 (pass_ipa_reference): Made into ipa_opt_pass.
4785 2008-08-21 Richard Guenther <rguenther@suse.de>
4787 PR tree-optimization/37181
4788 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
4790 (extract_range_from_unary_expr): Likewise.
4792 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4794 * diagnostic.c (pedwarn_at): Rename as pedwarn.
4796 * toplev.h (pedwarn_at): Likewise.
4797 * builtins.c: Update all calls to pedwarn.
4798 * c-lex.c: Likewise.
4799 * toplev.c: Likewise.
4800 * c-tree.h: Likewise.
4801 * c-decl.c: Likewise.
4802 * c-errors.c: Likewise.
4803 * c-typeck.c: Likewise.
4804 * c-common.c: Likewise.
4805 * c-parser.c: Likewise.
4807 2008-08-20 Joseph Myers <joseph@codesourcery.com>
4810 * config/sparc/sparc.c (function_arg_slotno): Handle structure
4811 with MODE_VECTOR_INT mode.
4813 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4816 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
4817 initialized outside the current module.
4818 (warn_uninitialized_var): Ignore left-hand side when walking the
4819 trees. Ignore address expressions. Examine VUSE operands in gimple
4820 statements with a variable declaration on the right-hand side.
4822 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
4825 * rtlanal.c (subreg_offset_representable_p): Revert last change.
4827 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4830 * c-common.c (conversion_warning): Do not warn if applying bit-and
4831 operator to unsigned constant that fits in the target type.
4833 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4836 * c-common.c (conversion_warning): Do not warn for artificial
4839 2008-08-20 Richard Guenther <rguenther@suse.de>
4841 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
4842 (extract_range_from_binary_expr): Fall back to constant propagation.
4843 (extract_range_from_unary_expr): Likewise.
4845 2008-08-20 Richard Guenther <rguenther@suse.de>
4847 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
4848 with TREE_THIS_VOLATILE on shared nodes.
4849 (fold_stmt_r): Likewise.
4851 2008-08-20 Jakub Jelinek <jakub@redhat.com>
4854 * c-parser.c (c_parser_attributes): For keywords use canonical
4855 spelling for attr_name.
4857 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4859 * value-prof.c (check_counter): Revert wrong call to error.
4861 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4863 * profile.c: Update calls to inform.
4864 * value-prof.c: Update calls to inform.
4866 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4868 * diagnostic.c (inform): Add an explicit location_t parameter.
4869 * toplev.h (inform): Update declaration.
4870 * builtins.c: Update all calls to inform.
4871 * c-common.c: Likewise.
4872 * c-decl.c: Likewise.
4873 * c-opts.c: Likewise.
4874 * c-pch.c: Likewise.
4875 * c-pragma.c: Likewise.
4876 * c-typeck.c: Likewise.
4877 * coverage.c: Likewise.
4879 * toplev.c: Likewise.
4880 * tree-cfg.c: Likewise.
4881 * tree-ssa.c: Likewise.
4883 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
4886 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
4887 V2DI mode, for SSE4.1, use movq instead of vector set if the
4888 second element is zero and inter-unit moves are OK.
4890 2008-08-20 Richard Guenther <rguenther@suse.de>
4892 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
4893 properly handle conversion/copy chains after tuplification.
4895 2008-08-20 Richard Guenther <rguenther@suse.de>
4897 * passes.c (init_optimization_passes): Move the second
4898 forwprop pass before alias computation. Remove the second
4899 DCE pass. Remove the first dominator and phi copy/const
4902 2008-08-20 Nick Clifton <nickc@redhat.com>
4904 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
4905 support of this feature. Do not assume that a sufficiently new
4906 assembler will support the feature regardless of the target type.
4907 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
4908 * configure: Regenerate.
4910 2008-08-20 Richard Guenther <rguenther@suse.de>
4912 * tree-vrp.c (found_in_subgraph): Remove.
4913 (live): New global static.
4914 (live_on_edge): New function.
4915 (blocks_visited): Remove.
4916 (register_edge_assert_for_2): Use live_on_edge.
4917 (find_conditional_asserts): Remove code dealing with
4918 found_in_subgraph. Do not walk the CFG.
4919 (find_switch_asserts): Likewise.
4920 (find_assert_locations_1): Renamed from find_assert_locations.
4921 Move finding assert locations for conditional and switch
4922 statements first. Update live bitmap. Do not walk the CFG.
4923 (find_assert_locations): New function.
4924 (insert_range_assertions): Remove entry of CFG walk.
4925 Adjust call to find_assert_locations.
4926 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
4927 that only can appear because of fake exit edges but assert we
4928 never try to insert on those.
4929 (fini_pre): Do not remove fake exit edges here...
4930 (execute_pre): ...but here, before committing edge inserts.
4932 2008-08-19 Richard Guenther <rguenther@suse.de>
4934 * passes.c (init_optimization_passes): Exchange store-ccp
4937 2008-08-19 Rafael Espíndola <espindola@google.com>
4939 * varasm.c (weak_decls): Move earlier in the file.
4940 (assemble_external): Add weak decls to the weak_decls list.
4941 (declare_weak): Don't add decls to the weak_decls list.
4943 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
4946 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
4947 before (sse2_shufpd_<mode>).
4949 2008-08-19 Jakub Jelinek <jakub@redhat.com>
4952 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
4953 * tree.c (block_nonartificial_location): Likewise.
4955 2008-08-19 Richard Guenther <rguenther@suse.de>
4957 PR tree-optimization/35972
4958 PR tree-optimization/23094
4959 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
4961 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
4962 handle MISALIGNED_INDIRECT_REF.
4963 (get_ref_from_reference_ops): New helper.
4964 (vn_reference_lookup_pieces): Walk the use-def chain using the
4965 alias-oracle if requested.
4966 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
4967 walking the use-def chain.
4968 (compute_avail): But not here.
4969 (create_component_ref_by_pieces_1): Properly handle
4970 MISALIGNED_INDIRECT_REF.
4971 (do_regular_insertion): Handle fully redundant
4972 expressions after PHI-translation also for SSA_NAME values, not
4973 only constants. Correctly use edoubleprime for that.
4975 2008-08-19 Ira Rosen <irar@il.ibm.com>
4977 * tree-vectorizer.c (supportable_widening_operation): Support
4978 multi-step conversion, return the number of steps in such conversion
4979 and the required intermediate types.
4980 (supportable_narrowing_operation): Likewise.
4981 * tree-vectorizer.h (vect_pow2): New function.
4982 (supportable_widening_operation): Change argument types.
4983 (supportable_narrowing_operation): Likewise.
4984 (vectorizable_type_promotion): Add an argument.
4985 (vectorizable_type_demotion): Likewise.
4986 * tree-vect-analyze.c (vect_analyze_operations): Call
4987 vectorizable_type_promotion and vectorizable_type_demotion with
4988 additional argument.
4989 (vect_get_and_check_slp_defs): Detect patterns.
4990 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
4992 (vect_analyze_slp_instance): Don't fail in case of multiple types.
4993 Call vect_build_slp_tree with correct arguments. Calculate unrolling
4994 factor according to the smallest type in the loop.
4995 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
4996 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
4997 supportable_widening_operation with correct arguments.
4998 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
4999 operands lists according to the number of vector statements in left
5000 or right node, if exists.
5001 (vect_gen_widened_results_half): Remove unused argument.
5002 (vectorizable_conversion): Call supportable_widening_operation,
5003 supportable_narrowing_operation, and vect_gen_widened_results_half
5004 with correct arguments.
5005 (vectorizable_assignment): Change documentation, support multiple
5007 (vectorizable_operation): Likewise.
5008 (vect_get_loop_based_defs): New function.
5009 (vect_create_vectorized_demotion_stmts): Likewise.
5010 (vectorizable_type_demotion): Support loop-aware SLP and general
5011 multi-step conversion. Call vect_get_loop_based_defs and
5012 vect_create_vectorized_demotion_stmts for transformation.
5013 (vect_create_vectorized_promotion_stmts): New function.
5014 (vectorizable_type_promotion): Support loop-aware SLP and general
5015 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5017 (vectorizable_store): Change documentation, support multiple
5019 (vectorizable_load): Likewise.
5020 (vect_transform_stmt): Pass SLP_NODE to
5021 vectorizable_type_promotion and vectorizable_type_demotion.
5022 (vect_schedule_slp_instance): Move here the calculation of number
5023 of vectorized statements for each node from...
5024 (vect_schedule_slp): ... here.
5025 (vect_transform_loop): Call vect_schedule_slp without the last
5028 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5031 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5032 to == in assert statement.
5033 (vectorizable_reduction): Fix typo.
5035 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5038 * value-prof.c (check_counter): Dereference pointer to overall
5039 count when printing it.
5041 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5043 * profile.h: Really add it.
5045 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5047 * mcf.c: Really add it.
5049 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5050 Vinodha Ramasamy <vinodha@google.com>
5052 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5054 * value-prof.c (check_counter): Fix the counter if
5055 flag_profile_correction is true.
5056 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5057 tree_mod_subtract_transform):
5058 Follow check_counter parameter change.
5059 * common.opt (fprofile-correction): New option.
5061 * profile.h: Likewise.
5062 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5063 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5064 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5066 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5067 flag_profile_correction is set.
5069 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5071 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5073 2008-08-18 Tomas Bily <tbily@suse.cz>
5075 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5076 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5078 * tree-data-ref.c (split_constant_offset_1): Likewise.
5079 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5080 * tree-sra.c (sra_walk_expr): Likewise.
5081 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5082 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5083 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5084 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5086 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5087 * tree-vect-transform.c (vectorizable_type_demotion)
5088 (vectorizable_type_promotion): Likewise.
5089 * tree-inline.c (expand_call_inline):
5090 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5091 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5092 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5093 * expr.c (expand_expr_real_1): Likewise.
5094 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5095 (gimple_assign_unary_useless_conversion_p): Likewise.
5096 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5097 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5098 * fold-const.c (fold_unary): Likewise.
5099 * tree.h (CONVERT_EXPR_P): Likewise.
5100 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5101 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5103 (register_edge_assert_for_2, extract_range_from_unary_expr)
5104 (register_edge_assert_for_1): Likewise.
5106 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5108 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5109 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5110 (enum real_value_const): Delete.
5111 (get_real_const): Delete.
5112 * real.c (get_real_const): Delete.
5113 (dconst_e_ptr): Define.
5114 (dconst_third_ptr): Define.
5115 (dconst_sqrt2_ptr): Define.
5116 * builtins.c: Update all callers.
5118 2008-08-18 Richard Guenther <rguenther@suse.de>
5120 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5121 statement iterator after statement removal.
5123 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5125 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5126 (detect_processor_freebsd): Likewise.
5127 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5129 2008-08-18 Richard Guenther <rguenther@suse.de>
5131 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5132 and loads have the correct types.
5134 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5137 * c-opts.c (cpp_opts): Remove static.
5138 * c-parser.c (cpp_opts): Declare it extern.
5139 (disable_extension_diagnostics): Handle cpp options.
5140 (enable_extension_diagnostics): Likewise.
5142 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5144 * diagnostics.c (permerror_at): Rename as permerror.
5145 (permerror): Delete.
5146 * toplev.h: Likewise.
5148 2008-08-18 Richard Guenther <rguenther@suse.de>
5150 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5151 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5152 Move call_cdce before build_alias. Move copyrename2,
5153 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5154 right after final inlining.
5155 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
5156 (pass_build_cfg): But instead via TODO_dump_func.
5158 2008-08-18 Richard Guenther <rguenther@suse.de>
5160 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5162 (scalarize_init): If we failed to generate some initializers
5163 do not generate zeros for not instantiated members. Instead
5164 rely on the copy out.
5165 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5166 about missing flow-sensitive alias info only if we have
5169 2008-08-17 Nick Clifton <nickc@redhat.com>
5171 * doc/extend.texi (Function Attributes): Fix typo in description
5172 if hot function attribute.
5174 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
5175 Richard Sandiford <rdsandiford@googlemail.com>
5177 * doc/install.texi (--with-mips-plt): Document.
5178 * doc/invoke.texi (-mplt, -mno-plt): Document.
5179 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
5180 and handle ${with_mips_plt}.
5181 * config/mips/mips.opt (mplt): New option.
5182 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
5183 (TARGET_ABICALLS_PIC2): Likewise.
5184 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
5185 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
5186 (ASM_SPEC): Use !mabi=* instead of !mabi*.
5187 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
5188 to decide whether to output ".option picX" directives.
5189 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
5190 Pass -call_nonpic rather than -KPIC for -mplt.
5191 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
5192 on the command line. Also remove it when -mabi=64 is used without
5194 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
5195 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
5196 TARGET_ABICALLS_PIC0.
5197 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
5199 (mips16_build_function_stub): Only output ".option pic" directives
5200 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
5201 (mips16_build_call_stub): Fix comment and remove redundant
5202 ".set at"/"set .noat" directives.
5203 (mips_function_rodata_section): Use the default behaviour for
5204 TARGET_ABSOLUTE_ABICALLS.
5205 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
5206 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
5207 (mips_restore_gp): Do nothing if the current function doesn't use
5209 (mips_expand_prologue): Only save $gp if the current function uses it.
5210 Use a normal move for TARGET_ABICALLS_PIC0.
5211 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
5213 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
5215 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
5216 of function when handling GLOBAL_POINTER_REGNUM.
5218 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
5221 * common.opt (-fstack-check): Do not declare the variable here.
5222 (-fstack-check=): New option variant.
5223 * doc/invoke.texi (Code Gen Options): Document it.
5224 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
5225 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
5226 (STACK_CHECK_STATIC_BUILTIN): New macro.
5227 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
5228 * opts.c: Include expr.h.
5229 (common_handle_option) <OPT_fold_stack_check_>: New case.
5230 <OPT_fstack_check>: Likewise.
5231 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
5232 consistently in the test for variable-sized types. Adjust for
5233 new behaviour of flag_stack_check.
5234 * explow.c: Include except.h.
5235 (allocate_dynamic_stack_space): Do not take into account
5236 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
5237 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
5238 for variable-sized parameters. Treat all parameters whose size is
5239 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
5240 stack checking is enabled.
5241 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
5242 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
5243 if generic stack checking is enabled.
5244 (expand_function_end): Adjust for new behaviour of flag_stack_check.
5245 * reload1.c (reload): Likewise.
5246 * stmt.c (expand_decl): Assert that all automatic variables have
5247 fixed size at this point and remove dead code.
5248 * flags.h (stack_check_type): New enumeration type.
5249 (flag_stack_check): Declare.
5250 * toplev.c (flag_stack_check): New global variable.
5251 * Makefile.in (opts.o): Add dependency on EXPR_H.
5252 (explow.o): Add dependency on except.h.
5254 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
5256 * config/avr/avr.c (avr_override_options): Reduce value of
5257 PARAM_INLINE_CALL_COST.
5259 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
5261 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
5262 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
5263 lieu of TYPE_MODE (type) throughout.
5265 2008-08-15 Joseph Myers <joseph@codesourcery.com>
5267 * config/arm/arm.c (add_minipool_backward_ref): Check for
5268 8-byte-aligned entries in second case of forcing insertion after a
5269 particular entry. Change third case to avoid inserting
5270 non-8-byte-aligned entries before 8-byte-aligned ones.
5272 2008-08-15 Richard Guenther <rguenther@suse.de>
5274 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
5275 strip components for unknown size accesses.
5277 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
5279 * config/s390/2097.md New file.
5280 * config/s390/s390.md ("z10prop" attribute): Define none,
5281 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
5282 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
5283 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
5284 possible values and apply them to insns as appropriate.
5285 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
5286 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
5287 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
5288 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
5289 ("bfp" mode attribute): Removed. Every occurence replaced
5291 * config/s390/s390.c (struct "z10_cost"): Updated entries.
5292 * config/s390/2084.md (insn_reservation "x_itof"): Updated
5295 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5298 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
5301 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
5303 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
5304 additional argument. Support reduction when duplication is needed due
5305 to data-types of different sizes in the loop.
5306 (get_initial_def_for_induction): Fix printout.
5307 (vect_get_vec_def_for_stmt_copy): Support case where the
5308 vec_stmt_for_operand is a phi node.
5309 (vectorizable_reduction): Support reduction when duplication is needed
5310 due to data-types of different sizes in the loop.
5311 (vectorizable_call): Remove restriction to not vectorize in case we
5312 have data-types of different sizes in the loop.
5313 (vectorizable_conversion): Likewise.
5314 (vectorizable_operation): Likewise.
5315 (vectorizable_type_demotion): Likewise.
5316 (vectorizable_type_promotion): Likewise.
5317 (vectorizable_induction): Add restriction to not vectorize in case
5318 we have data-types of different sizes in the loop.
5320 2008-08-14 Christophe Saout <christophe@saout.de>
5321 Uros Bizjak <ubizjak@gmail.com>
5324 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
5325 (*vec_concatv2di_rex64_sse4_1): Ditto.
5326 (*vec_concatv2di_rex64_sse): Ditto.
5328 2008-08-14 Jakub Jelinek <jakub@redhat.com>
5331 * fold-const.c (fold_widened_comparison): Do not allow
5332 sign changes that change the result even if shorter type
5333 is wider than arg1_unw's type.
5335 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
5337 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
5338 Skip if the multilib testing specifies -march that does not
5339 agree with the one specified in the testcase.
5341 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5343 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
5344 zero extend SImode values being converted to TFmode before passing
5347 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5349 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
5350 __PPU__ when targeting the Cell/B.E. PPU processor.
5352 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
5354 * gimple.h (gimple_call_set_chain): Accept SSA variables.
5355 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
5356 Rematerialize the static chain, if any.
5357 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
5360 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5362 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
5363 (new_loc_descr): Likewise.
5364 (add_loc_descr): Likewise.
5365 (size_of_loc_descr): Likewise.
5366 (size_of_locs): Likewise.
5367 (output_loc_operands): Likewise.
5368 (output_loc_sequence): Likewise.
5369 (new_reg_loc_descr): New.
5370 (build_cfa_loc): Use it.
5371 (build_cfa_aligned_loc): Likewise.
5372 (one_reg_loc_descriptor): Likewise.
5373 (based_loc_descr): Likewise.
5375 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5378 * doc/invoke.texi (Wmain): Update.
5379 * c-decl.c (start_decl): warn_main is only 0 or 1.
5380 (start_function): Likewise. Fix formatting.
5381 (finish_function): Delete redundant warning.
5382 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
5383 * c-opts (c_common_handle_option): -Wall only has effect if
5384 warn_main is uninitialized. OPT_Wmain is automatically
5385 handled. -pedantic also enables Wmain.
5386 (c_common_post_options): Handle all logic for Wmain here.
5387 * c-common.c (warn_main): Delete.
5388 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
5389 * c-common.h (warn_main): Delete.
5391 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5394 * expr.c (emit_group_store): Allocate stack temp with the
5395 largest alignment when copying from register to stack.
5397 2008-08-13 Richard Guenther <rguenther@suse.de>
5399 * tree.h (maybe_fold_offset_to_address): Declare.
5400 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
5401 (ccp_fold): Handle pointer conversions the same as fold_stmt.
5402 Likewise for POINTER_PLUS_EXPR.
5403 (maybe_fold_offset_to_reference): Enable disabled code.
5404 (maybe_fold_offset_to_address): New function.
5405 (fold_stmt_r): Use it.
5406 (fold_gimple_assign): Likewise.
5407 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
5408 (gimplify_expr): Likewise.
5410 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5412 * toplev.h (pedwarn_at): Fix declaration.
5414 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5416 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
5417 LINK_SPEC): Use %R in -Y P argument.
5419 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5422 * diagnostic.c (pedwarn_at): New.
5423 * toplev.h (pedwarn_at): Declare.
5424 * c-tree.h (build_enumerator): Update declaration.
5425 * c-decl.c (finish_enum): Update comment.
5426 (build_enumerator): Take a location parameter. Give a pedwarn but do
5427 not perform any conversion.
5428 * c-parser.c (c_parser_enum_specifier): Set correct location for
5431 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5434 * c-common.c (conversion_warning): Use a switch. Ignore boolean
5435 expressions except for conversions to signed:1 bitfields. Handle
5436 COND_EXPR with constant operands.
5438 2008-08-13 Richard Guenther <rguenther@suse.de>
5440 PR tree-optimization/15255
5441 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
5442 (struct oecount_s): New struct and VEC types.
5444 (oecount_hash): New function.
5445 (oecount_eq): Likewise.
5446 (oecount_cmp): Likewise.
5447 (zero_one_operation): New function.
5448 (build_and_add_sum): Likewise.
5449 (undistribute_ops_list): Perform un-distribution of multiplication
5450 and division on the chain of summands.
5451 (should_break_up_subtract): Also break up subtracts for factors.
5452 (reassociate_bb): Delete dead visited statements.
5453 Call undistribute_ops_list. Re-sort and optimize if it did something.
5454 * passes.c (init_optimization_passes): Move DSE before
5456 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
5459 2008-08-12 Janis Johnson <janis187@us.ibm.com>
5461 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
5463 * doc/invoke.texi: Revert unintended checkin.
5465 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
5468 * gcc.c (include_spec_function): Tweak call to find_a_file.
5470 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5473 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
5474 and TRUTH_ORIF_EXPR.
5475 * dojump.c (do_jump): Likewise.
5477 PR tree-optimization/37084
5478 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
5479 if id->regimplify, don't assume stmt is a cast assignment.
5481 2008-08-12 Anatoly Sokolov <aesok@post.ru>
5483 * final.c (final_scan_insn): Use app_enable/app_disable functions.
5485 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5488 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
5491 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5493 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
5494 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
5496 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
5497 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
5498 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
5499 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
5500 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
5502 * doc/tm.texi (Storage Layout): Remove documentation for
5503 TARGET_FLOAT_FORMAT.
5505 * simplify-rtx.c (simplify_binary_operation_1): Replace
5506 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
5508 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5510 * real.h (struct real_format): New member has_sign_dependent_rounding.
5511 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
5512 spu_single_format, ieee_double_format, mips_double_format,
5513 motorola_double_format, ieee_extended_motorola_format,
5514 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5515 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5516 mips_extended_format, ieee_quad_format, mips_quad_format,
5517 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5518 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5520 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5521 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5522 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5523 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5524 (ROUND_TOWARDS_ZERO): Likewise.
5526 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
5527 (FLOAT_MODE_FORMAT): New macro.
5528 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
5529 (MODE_COMPOSITE_P): ... this new macro.
5530 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5531 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
5532 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
5534 * flags.h: Include "real.h".
5536 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
5537 REAL_MODE_FORMAT_COMPOSITE_P.
5538 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
5540 * doc/tm.texi (Storage Layout): Remove documentation of
5541 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5542 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
5543 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
5544 they only apply to libgcc2.a.
5546 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5548 * config/spu/float_disf.c: New file.
5549 * config/spu/float_unsdisf.c: New file.
5550 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
5551 (LIB2FUNCS_EXCLUDE): Define.
5553 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5554 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5556 * real.h (struct real_format): New member round_towards_zero.
5557 * real.c (round_for_format): Respect fmt->round_towards_zero.
5558 (ieee_single_format, mips_single_format, motorola_single_format,
5559 spu_single_format, ieee_double_format, mips_double_format,
5560 motorola_double_format, ieee_extended_motorola_format,
5561 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5562 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5563 mips_extended_format, ieee_quad_format, mips_quad_format,
5564 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5565 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5567 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
5568 real_format to choose rounding mode when calling MPFR functions.
5569 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
5570 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
5572 * real.h (real_to_decimal_for_mode): Add prototype.
5573 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
5574 Respect target rounding mode when generating decimal representation.
5575 (real_to_decimal): New stub for backwards compatibility.
5576 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
5577 real_to_decimal_for_mode instead of real_to_decimal.
5579 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
5581 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5582 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5584 * real.c (spu_single_format): New variable.
5585 * real.h (spu_single_format): Declare.
5587 * config/spu/spu.c (spu_override_options): Install SFmode format.
5588 (spu_split_immediate): Use integer mode to operate on pieces of
5589 floating-point values in all cases.
5591 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
5592 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
5593 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
5595 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5597 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
5599 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5601 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
5603 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5606 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
5607 on the VAR_DECL instead of TYPE_READONLY on its type.
5609 2008-08-12 Ira Rosen <irar@il.ibm.com>
5611 * tree-vectorizer.c: Depend on langhooks.h.
5612 (supportable_widening_operation): Add two arguments. Support double
5614 (supportable_narrowing_operation): Likewise.
5615 * tree-vectorizer.h (supportable_widening_operation): Add two
5617 (supportable_narrowing_operation): Likewise.
5618 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
5619 supportable_widening_operation with correct arguments.
5620 * tree-vect-transform.c (vectorizable_conversion): Likewise.
5621 (vectorizable_type_demotion): Support double type conversions.
5622 (vectorizable_type_promotion): Likewise.
5623 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
5625 2008-08-11 Michael Matz <matz@suse.de>
5627 * i386/i386.c (override_options): Move initialisation from
5628 flag_schedule_insns_after_reload to here from ...
5629 (optimization_options): ... here.
5631 2008-08-11 Jakub Jelinek <jakub@redhat.com>
5633 PR rtl-optimization/36998
5634 * dwarf2out.c (compute_barrier_args_size_1,
5635 compute_barrier_args_size): Temporarily remove assertions.
5637 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5640 * tree-ssa.c (struct walk_data): Add new flag
5641 warn_possibly_uninitialized.
5642 (warn_uninitialized_var): Use it.
5643 (warn_uninitialized_vars): New.
5644 (execute_early_warn_uninitialized): Call it.
5645 (execute_late_warn_uninitialized): Likewise.
5647 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5650 * reload1.c (gen_reload): Guard calls to get_secondary_mem
5653 2008-08-09 Jan Hubicka <jh@suse.cz>
5656 * optabs.c (maybe_emit_unop_insn): Remove produced code if
5658 (expand_fix): Be prepared for expansion to fail.
5659 (expand_sfix_optab): Remove instructions if expansion failed.
5661 2008-08-09 Anatoly Sokolov <aesok@post.ru>
5663 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
5665 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
5666 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5668 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5670 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
5671 mips/t-libgcc-mips16 to tmake_file.
5672 * config/mips/mips-protos.h (mips_call_type): New enum.
5673 (mips_pic_base_register, mips_got_load): Declare.
5674 (mips_restore_gp): Take an rtx argument.
5675 (mips_use_pic_fn_addr_reg_p): Declare.
5676 (mips_expand_call): Replace the sibcall_p argument with
5677 a mips_call_type argument. Add a lazy_p parameter.
5678 (mips_split_call): Declare.
5679 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
5680 (MIPS16_PIC_TEMP): Likewise.
5681 (reg_class): Delete M16_NA_REGS.
5682 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5683 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
5684 (mips_split_hi_p): Declare.
5685 * config/mips/mips.c (mips_split_hi_p): New array.
5686 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
5687 (mips_got_symbol_type_p): New function.
5688 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
5689 (mips16_stub_function_p): New function.
5690 (mips16_local_function_p): Likewise.
5691 (mips_use_pic_fn_addr_reg_p): Likewise.
5692 (mips_cannot_force_const_mem): Return false for HIGHs.
5693 Extend CONST_INT and symbolic handling to MIPS16, using
5694 mips_symbol_insns to check that the base symbol type is a
5695 legitimate constant. Reject GOT-based constants if
5696 TARGET_MIPS16_PCREL_LOADS.
5697 (mips_const_insns): Check targetm.cannot_force_const_mem when
5698 decomposing a symbolic base and a large offset.
5699 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
5700 When calling a function that needs $25 from MIPS16 code,
5701 move the target address into $25 separately and add a USE
5703 (mips16_gp_pseudo_reg): Insert the initializer immediately
5704 before the first real insn.
5705 (mips_pic_base_register, mips_got_load): New functions.
5706 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
5707 parameter to LOW_OUT. Say that it can be any valid SET_SRC
5708 when splitting a load-address operation. Split SYMBOL_GOT_DISP
5709 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
5710 (mips_call_tls_get_addr): Update the call to mips_expand_call,
5711 also passing NULL_RTX rather than const0_rtx as the aux argument.
5712 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
5713 instead of TARGET_EXPLICIT_RELOCS.
5714 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
5715 (mips_load_call_address): Replace the sibcall_p argument with
5716 a mips_call_type argument. Use mips_got_load.
5717 (mips16_local_alias): New structure.
5718 (mips16_local_aliases): New variable.
5719 (mips16_local_aliases_hash): New function.
5720 (mips16_local_aliases_eq): Likewise.
5721 (mips16_local_alias): Likewise.
5722 (mips16_stub_function): Likewise.
5723 (mips16_build_function_stub): Create a local alias for the target
5724 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
5725 .cpload directive and an R_MIPS_NONE relocation for the target
5726 function, then load the alias rather than the function itself.
5727 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
5728 (mips16_copy_fpr_return_value): Use mips16_stub_function and
5729 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
5730 (mips16_build_call_stub): Replace the FN parameter with an
5731 FN_PTR parameter. Force the address into a register if it
5732 isn't a call_insn_operand; don't rely on the caller to do this.
5733 If a call to a locally-defined and locally-binding MIPS16
5734 function must be made indirectly, redirect the call to the
5735 function's local alias. Use mips16_stub_function_p,
5736 mips16_stub_function, mips_expand_call and use_reg.
5737 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
5738 Use explicit %hi and %lo accesses where possible.
5739 Use MIPS_CALL to generate the correct code form of a
5740 jal instruction. Add clobbers of $18 instead of uses.
5741 Update the call to mips_emit_call_insn.
5742 (mips_expand_call): Replace the SIBCALL_P argument with a
5743 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
5744 Take a LAZY_P parameter. Call mips16_build_call_stub first,
5745 allowing it to modify the call address. Update the calls to
5746 mips_load_call_address and mips_emit_call_insn.
5747 (mips_split_call): New function.
5748 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
5749 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
5750 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
5751 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
5752 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
5754 (mips_cprestore_slot): New function.
5755 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
5756 and use mips_cprestore_slot.
5757 (mips_output_function_prologue): Handle TARGET_MIPS16 for
5759 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
5760 then use a copygp_mips16 instruction to set up $28.
5761 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
5762 (mips16_lay_out_constants): Call split_all_insns_noflow.
5763 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
5764 false if TARGET_MIPS16.
5765 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
5766 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
5767 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
5768 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
5769 MIPS16 code. Allow MIPS16 o32 PIC.
5770 (mips_override_options): Allow MIPS16 o32 PIC.
5771 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
5772 after reload if TARGET_USE_GOT.
5773 (UNSPEC_COPYGP): New constant.
5774 (length): Use a default length of 8 for MIPS16 GOT loads.
5775 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
5776 (*got_page<mode>): Check mips_split_hi_p.
5777 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
5778 (unspec_got<mode>, unspec_call<mode>): New expanders.
5779 (load_got<mode>, load_call<mode>): Remove the length attributes.
5780 Use a got attribute instead of a type attribute.
5781 (copygp_mips16): New insn.
5782 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
5783 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
5784 (sibcall, sibcall_value, call, call_value): Update the calls
5785 to mips_expand_call.
5786 (call_internal, call_value_internal): Use mips_split_call.
5787 (call_value_multiple_internal): Likewise.
5788 (call_split): Move after call_internal (the insn it is split from).
5789 (call_internal_direct, call_value_internal_direct): Turn into
5790 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
5791 (call_direct_split, call_value_direct_split): New patterns.
5792 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
5793 and use M16_REGS instead of M16_NA_REGS.
5794 * config/mips/predicates.md (const_call_insn_operand): Replace
5795 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
5796 mips_use_pic_fn_addr_reg_p check.
5797 (move_operand): Reject HIGHs if mips_split_hi_p.
5798 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
5799 (__mips16_floatunsisf): Inline __mips16_floatsisf.
5800 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
5801 * config/mips/libgcc-mips16.ver: New file.
5802 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
5803 $(srcdir)/config/mips/libgcc-mips16.ver.
5805 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5807 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
5809 (mips_unspec_address, mips_unspec_offset_high): Likewise.
5810 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
5811 (mips16_cfun_returns_in_fpr_p): Likewise.
5813 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5815 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
5816 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
5817 rather than 4 to PC.
5819 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5821 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
5822 (FUNCTION_PROFILER): Save the static chain pointer into $2
5823 beforehand and restore it aftewards.
5824 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
5825 address directly into $25 and call the function through $25;
5826 do not clobber $3. Pad the DImode version to cover the space
5827 left by the deleted $25 <- $3 move.
5828 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
5829 the removal of the $25 <- $3 move.
5830 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
5831 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5833 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5834 Daniel Jacobowitz <dan@codesourcery.com>
5836 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
5837 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
5838 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
5839 * config/mips/mips.c (mips_start_function_definition): New function.
5840 (mips_end_function_definition): Likewise.
5841 (mips_output_function_prologue): Use mips_start_function_definition.
5842 (mips_output_function_epilogue): Use mips_end_function_definition.
5843 (build_mips16_function_stub): Use mips_start_function_definition
5844 and mips_end_function_definition.
5845 (build_mips16_call_stub): Likewise.
5847 2008-08-09 Richard Guenther <rguenther@suse.de>
5849 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
5850 * gimple.h (gimple_call_fn): Adjust comment.
5851 (gimple_call_set_fndecl): New function.
5852 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
5853 longer having bare FUNCTION_DECL operand.
5854 (gimple_call_return_type): Likewise.
5855 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
5857 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
5858 (gimple_mod_pow2): Likewise.
5859 (gimple_mod_subtract): Likewise.
5860 (gimple_ic): Likewise.
5861 (gimple_stringop_fixed_value): Likewise.
5862 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
5863 longer having bare FUNCTION_DECL operand.
5864 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
5865 * omp-low.c (optimize_omp_library_calls): Likewise.
5866 * cgraphunit.c (update_call_expr): Likewise.
5867 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
5868 (execute_convert_to_rsqrt): Likewise.
5869 * cfgexpand.c (gimple_to_tree): Simplify.
5870 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
5871 bare FUNCTION_DECL operand.
5872 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
5873 (convert_gimple_call): Use gimple_call_fndecl.
5874 * c-common.c (c_warn_unused_result): Likewise.
5876 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5879 * c-typeck.c (digest_init): Call verify_sequence_points from here.
5880 (c_finish_return): Likewise.
5881 (c_start_case): Likewise.
5882 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
5883 * c-parser.c (c_parser_condition): New. Call
5884 verify_sequence_points.
5885 (c_parser_paren_condition): Call c_parser_condition.
5886 (c_parser_for_statement): Call c_parser_condition.
5888 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5891 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
5892 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
5893 Moved from diagnostic.h
5894 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
5896 (emit_diagnostic): New.
5897 (warning0, pedwarn0): Delete.
5898 (warning, warning_at, pedwarn, permerror): Return bool.
5899 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
5900 Moved to diagnostic.c.
5901 (struct diagnostic_context): Use correct type for
5902 classify_diagnostic.
5903 (diagnostic_report_diagnostic): Update declaration.
5904 (emit_diagnostic): Declare.
5905 * errors.c (warning): Return bool.
5906 * errors.h (warning): Update declaration.
5907 * toplev.h (warning0, pedwarn0): Delete.
5908 (warning, warning_at, pedwarn, permerror): Return bool.
5909 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
5910 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
5911 inform. Update all calls.
5912 (diagnose_mismatched_decls): Check return value of warning/pedwarn
5913 before giving informative note.
5914 (implicit_decl_warning): Likewise.
5915 * c-typeck.c (build_function_call): Likewise.
5916 * tree-sssa.c (warn_uninit): Likewise.
5917 * builtins.c (gimplify_va_arg_expr): Likewise.
5919 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5922 * doc/invoke.texi (-Wextra): Move warning from here...
5923 (-Wuninitialized): ... to here.
5925 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5928 * flags.h (set_Wunused): Delete
5929 * toplev.c (process_options): Handle Wunused flags here.
5930 * opts.c (maybe_warn_unused_parameter): Delete.
5931 (common_handle_option): Replace set_Wunused by warn_unused.
5932 (set_Wextra): Do not handle Wunused-parameter here.
5933 (set_Wunused): Delete.
5934 * c-opts.c (c_common_handle_option): Replace set_Wunused by
5936 * common.opt (Wunused): Add Var and Init.
5937 (Wunused-function): Likewise.
5938 (Wunused-label): Likewise.
5939 (Wunused-parameter): Likewise.
5940 (Wunused-value): Likewise.
5941 (Wunused-variable): Likewise.
5943 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
5945 * doc/invoke.texi: Add cpu_type power7.
5946 * config.in (HAVE_AS_VSX): New.
5947 * config.gcc: Add cpu_type power7.
5948 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
5950 * configure: Regenerate.
5951 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
5953 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
5954 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
5955 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
5957 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
5959 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
5960 type to vectorize.builtin_conversion.
5961 (vectorizable_conversion): Likewise.
5962 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
5963 integral type as input.
5964 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
5966 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
5967 and ALTIVEC_BUILTIN_VCTSXS.
5968 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
5971 2008-08-08 Richard Guenther <rguenther@suse.de>
5973 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
5974 (surely_varying_stmt_p): Calls are varying only if they are
5975 non-builtin and not indirect or have no result.
5976 (ccp_fold): Re-instantiate code before the tuples merge.
5978 2008-08-08 Richard Guenther <rguenther@suse.de>
5980 PR tree-optimization/37056
5981 * gimple.h (gimple_assign_rhs_class): New helper function.
5982 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
5983 unary operations properly.
5985 2008-08-07 Jan Hubicka <jh@suse.cz>
5987 * i386.h (ix86_size_cost): Declare.
5988 (ix86_cur_cost): New function macro.
5989 * i386.md (peepholes expanding size and splitters): Predicate by
5990 optimize_insn_for_speed_p.
5991 (peepholes reduce size and splitters): Predicate by
5992 optimize_insn_for_size_p.
5993 * i386.c (ix86_size_cost): Rename from ...
5994 (size_cost): This one.
5995 (override_options): Update.
5996 (decide_alg): Likewise.
5997 (ix86_expand_clear): Use RTL profile.
5998 (ix86_pad_returns): Use RTL profile.
6000 2008-08-07 Jan Hubicka <jh@suse.cz>
6002 * recog.c (split_all_insns): Set RTL profile
6003 (peephole2_optimize): Likewise.
6004 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6005 * combine.c (combine_instructions): Likewise.
6007 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6009 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6011 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6013 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6014 value in a6 after the set_frame_ptr insn.
6016 2008-08-07 Richard Henderson <rth@redhat.com>
6019 * gcc.c (cpp_options): Pass along -g*.
6021 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6023 * config/arm/arm.c (output_move_neon): Update comment describing
6024 big-endian vector layout.
6025 (arm_assemble_integer): Do not handle big-endian NEON vectors
6027 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6028 neon_vget_lane<mode>_sext_internal,
6029 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6030 element indices for big-endian.
6032 2008-08-07 Richard Henderson <rth@redhat.com>
6034 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6035 * configure, config.in: Rebuild.
6036 * debug.h (dwarf2out_do_cfi_asm): Declare.
6037 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6038 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6039 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6040 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6042 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6044 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6045 movv2si_internal): Combine into mov<mode>_internal.
6046 (movv2si_internal_2): Remove.
6048 2008-08-07 Jan Hubicka <jh@suse.cz>
6051 * i386.md (single stringop patterns): Enable unconditionally.
6053 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6056 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6058 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6059 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6061 * config/i386/sse.md (sse2_movq128): New.
6063 * doc/extend.texi: Document __builtin_ia32_movq128.
6065 2008-08-07 Richard Guenther <rguenther@suse.de>
6068 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6069 pointers can access anything.
6071 2008-08-06 Jan Hubicka <jh@suse.cz>
6073 * optabs.c (emit_unop_insn): Break out to ...
6074 (maybe_emit_unop_insn): ... this one.
6075 (expand_sfix_optab): Use maybe variant.
6076 * optabs.h (maybe_emit_unop_insn): Declare.
6078 * i386.md (mov0 patterns): Enable by default.
6079 (FP conversion expanders): Disable expansion of code expanding
6080 sequences when instruction should be optimized for size.
6081 (single strinop patterns): Enable when optimizing for size.
6082 (string expanders): Disable expanding of code expanding sequences
6083 when optimizning instruction for size.
6084 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6086 (ix86_fp_comparison_sahf_cost): Likewise.
6087 (ix86_expand_branch): Likewise.
6088 (ix86_expand_ashl_const): Likewise.
6089 (ix86_split_ashl): Likewise.
6090 (ix86_expand_strlen): Likewise.
6091 (ix86_emit_fp_unordered_jump): Likewie.
6093 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6095 * c-common.c: Fix typo.
6096 (c_common_reswords): Activate more C++ keyword warnings.
6098 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6100 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6103 * diagnostic.c (permerror_at): New.
6104 * toplev.h (permerror_at): Declare.
6106 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6107 Ira Rosen <irar@il.ibm.com>
6109 * tree-vect-transform.c (vect_model_simple_cost): Return
6110 immediately if stmt is pure SLP.
6111 (vect_model_store_cost): Ditto.
6112 (vect_model_load_cost): Ditto.
6113 (vectorizable_store): Remove PURE_SLP check before call
6114 to vect_model_store_cost.
6115 (vect_model_store_cost): When checking whether stmt describe
6116 strided access, add a check that it is not slp_node.
6118 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6121 * c-common.c (warn_for_sign_compare): New. Handle separately the
6122 case that 'constant' is zero.
6123 * c-typeck.c (build_binary_op): Move code to c-common.c
6125 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6127 * config/alpha/alpha.c (alpha_preferred_reload_class,
6128 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6129 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6130 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6131 * config/arm/arm.md: Likewise.
6132 * config/avr/avr-protos.h (preferred_reload_class,
6133 test_hard_reg_class, avr_simplify_comparison_p,
6134 out_shift_with_cnt, class_max_nregs): Likewise.
6135 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6136 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6137 preferred_reload_class, test_hard_reg_class): Likewise.
6138 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6139 bfin_memory_move_cost, bfin_secondary_reload,
6140 bfin_output_mi_thunk): Likewise.
6141 * config/crx/crx.c (crx_secondary_reload_class,
6142 crx_memory_move_cost): Likewise.
6143 * config/frv/frv-protos.h (frv_secondary_reload_class,
6144 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6145 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6146 frv_secondary_reload_class, frv_class_likely_spilled_p,
6147 frv_class_max_nregs): Likewise.
6148 * config/h8300/h8300.c (h8300_classify_operand,
6149 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6151 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6152 * config/ia64/ia64.c (ia64_preferred_reload_class,
6153 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6154 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
6155 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
6157 * config/m68hc11/m68hc11.c (preferred_reload_class,
6158 m68hc11_memory_move_cost): Likewise.
6159 * config/mcore/mcore.c (mcore_secondary_reload_class,
6160 mcore_reload_class): Likewise.
6161 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6162 mips_class_max_nregs, mips_cannot_change_mode_class,
6163 mips_preferred_reload_class, mips_secondary_reload_class,
6164 mips_output_mi_thunk): Likewise.
6165 * config/mmix/mmix.c (mmix_preferred_reload_class,
6166 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6168 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6170 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6171 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6172 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6173 * config/rs6000/rs6000.c (paired_expand_vector_init,
6174 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
6175 compare_section_name, rs6000_memory_move_cost): Likewise.
6176 * config/s390/s390.c (s390_emit_compare_and_swap,
6177 s390_preferred_reload_class, s390_secondary_reload,
6178 legitimize_pic_address, legitimize_tls_address,
6179 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
6180 s390_class_max_nregs): Likewise.
6181 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6182 * config/s390/s390.md: Likewise.
6183 * config/score/score-protos.h (score_secondary_reload_class,
6184 score_preferred_reload_class): Likewise.
6185 * config/score/score.c (score_preferred_reload_class,
6186 score_secondary_reload_class): Likewise.
6187 * config/score/score3.c (score3_output_mi_thunk,
6188 score3_preferred_reload_class, score3_secondary_reload_class,
6189 score3_hard_regno_mode_ok): Likewise.
6190 * config/score/score3.h (score3_preferred_reload_class,
6191 score3_secondary_reload_class): Likewise.
6192 * config/score/score7.c (score7_output_mi_thunk,
6193 score7_preferred_reload_class, score7_secondary_reload_class,
6194 score7_hard_regno_mode_ok): Likewise.
6195 * config/score/score7.h (score7_preferred_reload_class,
6196 score7_secondary_reload_class): Likewise.
6197 * config/sh/sh.c (prepare_move_operands, output_far_jump,
6198 output_branchy_insn, add_constant, gen_block_redirect,
6199 sh_insn_length_adjustment, sh_cannot_change_mode_class,
6200 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
6201 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6202 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
6203 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
6204 xstormy16_preferred_reload_class): Likewise.
6205 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
6206 xtensa_expand_atomic, override_options,
6207 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
6209 * reorg.c (try_merge_delay_insns): Likewise.
6210 * tree.c (merge_dllimport_decl_attributes): Likewise.
6212 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
6214 2008-08-06 Michael Matz <matz@suse.de>
6216 * Makefile.in (write_entries_to_file): Quote words.
6217 * gengtype.c: (read_input_line): Skip over leading white-space.
6219 2008-08-06 Marc Gauthier <marc@tensilica.com>
6221 * config.gcc: Match more processor names for Xtensa.
6222 * configure.ac: Likewise.
6223 * doc/install.texi (Specific): Likewise.
6224 * configure: Regenerate.
6226 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6228 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
6229 * calls.c (avoid_likely_spilled_reg): Likewise.
6230 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
6231 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
6232 * config/i386/i386.c (ix86_expand_special_args_builtin,
6233 ix86_secondary_reload): Likewise.
6234 * except.c (struct eh_region, gen_eh_region_catch,
6235 remove_unreachable_regions, duplicate_eh_regions,
6236 assign_filter_values, build_post_landing_pads,
6237 sjlj_find_directly_reachable_regions, remove_eh_handler,
6238 reachable_next_level, foreach_reachable_handler,
6239 can_throw_internal_1, can_throw_external_1,
6240 collect_one_action_chain): Likewise.
6241 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
6242 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
6243 * function.c (update_temp_slot_address, instantiate_new_reg,
6244 instantiate_virtual_regs_in_rtx,
6245 instantiate_virtual_regs_in_insn): Likewise.
6246 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
6247 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
6248 gimplify_cleanup_point_expr): Likewise.
6249 * ipa-cp.c (ipcp_lattice_changed): Likewise.
6250 * passes.c (next_pass_1): Likewise.
6251 * print-tree.c (print_node_brief, print_node): Likewise.
6252 * profile.c (branch_prob): Likewise.
6253 * tree-dump.c (dump_register): Likewise.
6254 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
6256 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
6257 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
6258 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
6259 copy_arguments_for_versioning, copy_static_chain): Likewise.
6260 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
6261 add_new_name_mapping, register_new_name_mapping): Likewise.
6262 * tree-mudflap.c (mf_xform_derefs): Likewise.
6263 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
6264 get_init_expr, combine_chains): Likewise.
6265 * tree-pretty-print.c (dump_generic_node): Likewise.
6266 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
6267 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
6268 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
6269 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
6271 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6274 * calls.c (expand_call): Use the biggest preferred stack
6277 2008-08-06 Michael Matz <matz@suse.de>
6280 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
6281 for reused reload, instead of overwriting them.
6283 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6286 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
6287 for incoming stack boundary.
6289 * function.c (assign_parm_find_entry_rtl): Update
6290 parm_stack_boundary.
6292 * function.h (rtl_data): Add parm_stack_boundary.
6294 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
6295 parm_stack_boundary for incoming stack boundary.
6297 2008-08-06 Joseph Myers <joseph@codesourcery.com>
6299 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
6300 for unrepresentable subregs or treat them as equal to other regs
6301 or subregs with the same register number.
6303 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
6306 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
6309 2008-08-06 Jan Hubicka <jh@suse.cz>
6311 * predict.c (maybe_hot_frequency_p): When profile is absent, all
6312 frequencies might be hot.
6314 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
6316 * reload.c (find_reloads): Force constants into literal pool
6317 also if they are wrapped in a SUBREG.
6319 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6322 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
6323 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
6324 Don't allow predicated instructions for data speculation.
6325 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
6328 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6330 * haifa-sched.c (extend_global): Split to extend_global_data and
6331 extend_region_data. Update all uses.
6332 (extend_all): Rename to extend_block_data.
6334 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6336 * sched-rgn.c (new_ready): Check if instruction can be
6337 speculatively scheduled before attempting speculation.
6338 (debug_rgn_dependencies): Remove wrongful assert.
6340 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6342 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
6344 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6346 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
6347 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
6348 va_size, and type_size.
6350 2008-08-04 Jason Merrill <jason@redhat.com>
6353 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
6354 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
6356 2008-08-05 Richard Henderson <rth@redhat.com>
6358 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
6359 * configure: Rebuild.
6361 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6364 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
6365 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
6368 2008-08-05 Richard Henderson <rth@redhat.com>
6370 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
6371 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
6372 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
6373 * common.opt (fdwarf2-cfi-asm): New.
6374 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
6375 * config.in, configure: Rebuild.
6376 * dwarf2asm.c (dw2_asm_output_data_raw): New.
6377 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
6379 (dw2_force_const_mem): Externalize.
6380 * dwarf2asm.h: Update.
6381 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
6382 generate a real label.
6383 (output_cfi_directive): New.
6384 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
6385 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
6386 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
6388 (dwarf2out_end_epilogue): Emit .cfi_endproc.
6389 (output_loc_operands_raw, output_loc_sequence_raw): New.
6390 (output_cfa_loc_raw): New.
6392 2008-08-05 Paul Brook <paul@codesourcery.com>
6394 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
6395 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
6396 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
6397 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
6398 * config/arm/arm.h (TARGET_VFPD32): Define.
6399 (TARGET_VFP3): Use TARGET_VFPD32.
6400 (fputype): Add FPUTYPE_VFP3D16.
6401 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
6402 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
6403 * config/arm/arm-cores.def: Add cortex-r4f.
6404 * config/arm/arm-tune.md: Regenerate.
6406 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6408 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
6409 Reword some comments throughout the file.
6411 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
6412 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
6413 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
6414 MFC_MIN_DMA_LIST_ELEMENTS.
6415 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
6416 MFC_MAX_DMA_LIST_ELEMENTS.
6418 (MFC_START_ENABLE): Remove PPU-only define.
6419 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
6420 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
6422 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
6423 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
6424 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
6425 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
6426 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
6427 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
6428 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
6430 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
6431 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
6432 (mfc_sdcrt, mfc_sdcrtst): Likewise.
6433 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
6435 (spu_read_machine_status): Fix typo.
6437 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6439 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
6440 SUBREG of multi-word hard register.
6441 * config/spu/spu.c (valid_subreg): Likewise.
6442 (adjust_operand): Handle SUBREGs of multi-word hard registers.
6444 2008-08-04 Richard Guenther <rguenther@suse.de>
6446 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
6447 the candidate with the stripped base if that base is different
6448 from the original base even for offset zero.
6450 2008-08-04 Richard Guenther <rguenther@suse.de>
6453 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
6454 check for no_overflow.
6456 2008-08-04 Richard Guenther <rguenther@suse.de>
6458 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
6460 2008-08-04 Paul Brook <paul@codesourcery.com>
6462 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
6463 (arm_order_regs_for_local_alloc): New function.
6464 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
6466 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
6468 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6471 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
6472 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
6473 (ix86_expand_epilogue): Likewise.
6475 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6477 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
6480 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6482 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
6483 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
6484 (*movv2sf_internal_rex64): Ditto.
6486 2008-08-03 Jan Hubicka <jh@suse.cz>
6488 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
6489 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
6490 * expmed.c (expand_smod_pow2): Likewise.
6492 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6495 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
6496 alternative 0 of operand 1.
6497 (*vec_concatv2di_rex64_sse): Ditto.
6498 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
6500 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
6501 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
6502 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
6503 (*movv2sf_internal_rex64): Ditto.
6505 2008-08-02 Richard Guenther <rguenther@suse.de>
6508 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
6509 (ssedoublesizemode): New mode attribute.
6510 (sse_shufps): Call gen_sse_shufps_v4sf.
6511 (sse_shufps_1): Macroize.
6512 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
6513 (sse2_shufpd_1): Macroize.
6514 (vec_extract_odd, vec_extract_even): New expanders.
6515 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
6516 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
6517 * i386.c (ix86_expand_vector_init_one_nonzero): Call
6518 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
6519 (ix86_expand_vector_set): Likewise.
6520 (ix86_expand_reduc_v4sf): Likewise.
6522 2008-08-01 Doug Kwan <dougkwan@google.com>
6524 * matrix-reorg.c: Re-enable all code.
6525 (struct malloc_call_data): Change CALL_STMT to gimple type.
6526 (collect_data_for_malloc_call): Tuplify.
6527 (struct access_site_info): Change STMT to gimple type.
6528 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
6529 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
6530 (struct free_info): Change STMT to gimple type.
6531 (struct matrix_access_phi_node): Change PHI to gimple type.
6532 (get_inner_of_cast_expr): Remove.
6533 (may_flatten_matrices_1): Tuplify.
6534 (may_flatten_matrices): Ditto.
6535 (mark_min_matrix_escape_level): Ditto.
6536 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
6537 (ssa_accessed_in_call_rhs): New
6538 (ssa_accessed_in_assign_rhs): New
6539 (record_access_alloc_site_info): Tuplify.
6540 (add_allocation_site): Ditto.
6541 (analyze_matrix_allocation_site): Ditto.
6542 (analyze_transpose): Ditto.
6543 (get_index_from_offset): Ditto.
6544 (update_type_size): Ditto.
6545 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
6546 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
6547 (analyze_accesses_for_phi_node): Tuplify.
6548 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
6549 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
6550 (analyze_matrix_accesses): Tuplify.
6551 (check_var_data): New call-back type for check_var_notmodified_p.
6552 (check_var_notmodified_p): Tuplify and use call-back struct to
6553 return statement found.
6554 (can_calculate_expr_before_stmt): Factor out statement related code
6556 (can_calculate_stmt_before_stmt): New.
6557 (check_allocation_function): Tuplify.
6558 (find_sites_in_func): Ditto.
6559 (record_all_accesses_in_func): Ditto.
6560 (transform_access_sites): Ditto.
6561 (transform_allocation_sites): Ditto.
6562 (matrix_reorg): Re-enable.
6563 (gate_matrix_reorg): Re-enable.
6565 2008-08-01 Jakub Jelinek <jakub@redhat.com>
6567 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
6568 for labels for which it hasn't been set yet. If it has been set,
6569 stop walking insns and continue with next worklist item.
6570 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
6571 if the only BARRIER is at the very end of a function.
6573 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6575 * cfgexpand.c (expand_stack_alignment): Assert that
6576 stack_realign_drap and drap_rtx must match.
6578 * function.c (instantiate_new_reg): If DRAP is used to realign
6579 stack, replace virtual_incoming_args_rtx with internal arg
6582 2008-08-01 Richard Guenther <rguenther@suse.de>
6584 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
6585 loop information only if we initialized it.
6586 (execute_pre): Call fini_pre with in_fre.
6587 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
6588 if we do not unroll because we hit max-completely-peeled-insns.
6589 Use our estimation for consistency, do allow shrinking.
6591 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6593 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
6594 with MIN_STACK_BOUNDARY.
6595 (ix86_update_stack_boundary): Likewise.
6596 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
6599 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
6600 (MIN_STACK_BOUNDARY): This.
6602 2008-08-01 Richard Guenther <rguenther@suse.de>
6605 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
6607 2008-08-01 Richard Guenther <rguenther@suse.de>
6609 PR tree-optimization/36988
6610 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
6611 do not matter if that doesn't change volatile qualification.
6613 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
6615 * configure.ac: Do not generate libada-mk. Do not subst
6617 * libada-mk.in: Remove.
6618 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
6619 * configure: Regenerate.
6621 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
6623 * tree-pass.h: Added comment about not dumping passes with name
6624 starting with star in struct opt_pass.
6625 * passes.c (register_dump_files_1): Don't do dump for a pass with
6626 name starting with star.
6627 * doc/passes.texi (Pass manager): Mention pass names and special
6628 meaning of star prefix to avoid dump.
6630 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
6632 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
6634 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
6635 (ISA_MIPS64R2): New macro.
6636 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
6637 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
6638 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
6639 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
6640 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
6641 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
6642 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
6643 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
6644 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
6645 Move up to keep list alphabetically sorted.
6646 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
6647 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
6649 * doc/invoke.texi (MIPS Options): Add -mips64r2.
6650 (-march=@var{arch}): Add mips64r2.
6652 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6654 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
6656 2008-07-31 Steve Ellcey <sje@cup.hp.com>
6658 * expr.c (expand_assignment): Check for complete type.
6660 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6663 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
6665 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
6666 for stack alignment.
6668 * function.h (rtl_data): Add stack_realign_tried. Update comments.
6670 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
6672 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
6673 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
6675 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6677 PR rtl-optimization/36419
6678 * dwarf2out.c (barrier_args_size): New variable.
6679 (compute_barrier_args_size, compute_barrier_args_size_1): New
6681 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
6682 if not called yet in the current function, use barrier_args_size
6683 array to find the new args_size value.
6684 (dwarf2out_frame_debug): Free and clear barrier_args_size.
6686 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6689 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
6692 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6695 * dwarf2out.c (dwarf2out_args_size_adjust): New.
6696 (dwarf2out_stack_adjust): Use it.
6697 (dwarf2out_frame_debug_expr): Likewise.
6699 2008-07-31 Richard Guenther <rguenther@suse.de>
6701 PR tree-optimization/36978
6702 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
6703 the generated condition.
6705 2008-07-31 Richard Guenther <rguenther@suse.de>
6707 * passes.c (init_optimization_passes): Always call
6708 pass_early_warn_uninitialized.
6709 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
6710 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
6711 * doc/passes.texi (Warn for uninitialized variables): Adjust.
6713 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6716 * builtins.c (maybe_emit_free_warning): New function.
6717 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
6718 maybe_emit_free_warning for BUILT_IN_FREE.
6721 * dwarf2out.c (get_context_die): New function.
6722 (force_decl_die, force_type_die): Use it.
6723 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
6724 returns NULL, force generation of DW_TAG_typedef and put that into
6727 PR preprocessor/36649
6728 * c-pch.c (c_common_read_pch): Save and restore
6729 line_table->trace_includes across PCH restore.
6731 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
6734 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
6736 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6739 * final.c (call_from_call_insn): Handle COND_EXEC.
6741 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6743 * builtins.c (std_gimplify_va_arg_expr): Replace
6744 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
6745 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6747 2008-07-30 Joey Ye <joey.ye@intel.com>
6748 H.J. Lu <hongjiu.lu@intel.com>
6750 * builtins.c (expand_builtin_setjmp_receiver): Replace
6751 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
6752 (expand_builtin_apply_args_1): Likewise.
6753 (expand_builtin_longjmp): Need DRAP for stack alignment.
6754 (expand_builtin_apply): Likewise.
6756 * caller-save.c (setup_save_areas): Call assign_stack_local_1
6757 instead of assign_stack_local to allow alignment reduction.
6759 * calls.c (emit_call_1): Need DRAP for stack alignment if
6761 (expand_call): Replace virtual_incoming_args_rtx with
6762 crtl->args.internal_arg_pointer.
6763 * stmt.c (expand_nl_goto_receiver): Likewise.
6765 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
6766 alignment and store to stack_alignment_estimated and
6767 max_used_stack_slot_alignment.
6768 (expand_one_var): Likewise.
6769 (expand_stack_alignment): New function.
6770 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
6771 and stack_alignment_estimated fields in rtl_data. Call
6772 expand_stack_alignment at end.
6774 * defaults.h (INCOMING_STACK_BOUNDARY): New.
6775 (MAX_STACK_ALIGNMENT): Likewise.
6776 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
6777 (SUPPORTS_STACK_ALIGNMENT): Likewise.
6779 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
6780 stack alignment when generating virtual registers.
6782 * function.c (assign_stack_local): Renamed to ...
6783 (assign_stack_local_1): This. Add a parameter to indicate
6784 if it is OK to reduce alignment.
6785 (assign_stack_local): Use it.
6786 (instantiate_new_reg): Instantiate virtual incoming args rtx
6787 to vDRAP if stack realignment and DRAP is needed.
6788 (assign_parms): Collect parameter/return type alignment and
6789 contribute to stack_alignment_estimated.
6790 (locate_and_pad_parm): Likewise.
6791 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
6792 with crtl->args.internal_arg_pointer.
6794 * function.h (rtl_data): Add new field drap_reg,
6795 max_used_stack_slot_alignment, stack_alignment_estimated,
6796 stack_realign_needed, need_drap, stack_realign_processed and
6797 stack_realign_finalized.
6798 (stack_realign_fp): New macro.
6799 (stack_realign_drap): Likewise.
6801 * global.c (compute_regsets): Frame pointer is needed when
6802 stack is realigned. Can eliminate frame pointer when stack is
6803 realigned and dynamic realigned argument pointer isn't used.
6805 * reload1.c (update_eliminables): Frame pointer is needed
6806 when stack is realigned.
6807 (init_elim_table): Can eliminate frame pointer when stack is
6808 realigned and dynamic realigned argument pointer isn't used.
6810 * rtl.h (assign_stack_local_1): Declare new funtion.
6812 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
6813 (TARGET_GET_DRAP_RTX): Likewise.
6814 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
6815 TARGET_GET_DRAP_RTX.
6817 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
6819 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
6820 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
6822 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
6823 H.J. Lu <hongjiu.lu@intel.com>
6825 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
6826 vdrap_reg, stack_realign and drap_reg_saved.
6827 (add_cfi): Don't allow redefining CFA when DRAP is used.
6828 (reg_save): Handle stack alignment.
6829 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
6830 alignment. Don't generate DWARF information for (set fp sp)
6832 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
6834 (int_loc_descriptor): Move prototype forward. Also define if
6835 DWARF2_UNWIND_INFO is true.
6836 (output_cfa_loc): Handle DW_CFA_expression.
6837 (build_cfa_aligned_loc): New.
6838 (based_loc_descr): Update assert for stack realign. For local
6839 variables, use sp+offset when stack is aligned without drap and
6840 fp+offset when stack is aligned with drap. For arguments, use
6841 cfa+offset when drap is used to align stack.
6843 2008-07-30 Joey Ye <joey.ye@intel.com>
6844 H.J. Lu <hongjiu.lu@intel.com>
6846 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
6848 (ix86_gen_andsp): New.
6849 (ix86_user_incoming_stack_boundary): Likewise.
6850 (ix86_default_incoming_stack_boundary): Likewise.
6851 (ix86_incoming_stack_boundary): Likewise.
6852 (ix86_can_eliminate): Likewise.
6853 (find_drap_reg): Likewise.
6854 (ix86_update_stack_boundary): Likewise.
6855 (ix86_get_drap_rtx): Likewise.
6856 (ix86_finalize_stack_realign_flags): Likewise.
6857 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
6858 (TARGET_GET_DRAP_RTX): Likewise.
6859 (override_options): Overide option value for new options.
6860 (ix86_function_ok_for_sibcall): Remove check for
6861 force_align_arg_pointer.
6862 (ix86_handle_cconv_attribute): Likewise.
6863 (ix86_function_regparm): Likewise.
6864 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
6865 (ix86_va_start): Replace virtual_incoming_args_rtx with
6866 crtl->args.internal_arg_pointer.
6867 (ix86_select_alt_pic_regnum): Check DRAP register.
6868 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
6869 (ix86_compute_frame_layout): Compute frame layout wrt stack
6871 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
6872 (ix86_expand_prologue): Decide if stack realignment is needed
6873 and generate prologue code accordingly.
6874 (ix86_expand_epilogue): Generate epilogue code wrt stack
6875 realignment is really needed or not.
6877 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
6878 (ABI_STACK_BOUNDARY): Likewise.
6879 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
6880 (STACK_REALIGN_DEFAULT): Likewise.
6881 (INCOMING_STACK_BOUNDARY): Likewise.
6882 (MAX_STACK_ALIGNMENT): Likewise.
6883 (ix86_incoming_stack_boundary): Likewise.
6884 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
6885 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
6886 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
6887 (machine_function): Remove force_align_arg_pointer.
6889 * config/i386/i386.md (BX_REG): New.
6890 (R13_REG): Likewise.
6892 * config/i386/i386.opt (mforce_drap): New.
6893 (mincoming-stack-boundary): Likewise.
6894 (mstackrealign): Add Init(-1).
6896 * config/i386/i386-protos.h (ix86_can_eliminate): New
6898 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6900 * doc/extend.texi: Update force_align_arg_pointer.
6902 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
6905 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
6906 (INCOMING_STACK_BOUNDARY): Likewise.
6907 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
6908 (TARGET_GET_DRAP_RTX): Likewise.
6910 2008-07-30 Andreas Schwab <schwab@suse.de>
6912 PR rtl-optimization/36929
6913 * dse.c (replace_inc_dec): Use emit_insn_before instead of
6914 add_insn_before and fix argument order.
6915 (replace_inc_dec_mem): Handle NULL rtx.
6917 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
6919 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
6921 (arm_compute_initial_elimination_offset): Use it.
6922 (arm_compute_save_reg_mask): Include static chain save slot when
6923 calculating alignment.
6924 (arm_get_frame_offsets): Ditto.
6925 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
6926 that we can use to decrement the stack when the stack decrement
6927 could be too big for an immediate value in a single insn.
6928 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
6930 2008-07-30 Richard Guenther <rguenther@suse.de>
6932 PR tree-optimization/36967
6933 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
6934 Release defs of statements we remove.
6936 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6938 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
6939 instead of NULL_RTVEC.
6941 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6945 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
6948 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6950 * final.c (call_from_call_insn): New.
6951 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
6953 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
6955 * configure.ac: Substitute ADA_CFLAGS.
6956 * configure: Regenerate.
6957 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
6958 * Makefile.in: Remove mention of X_* variables.
6959 * config/pa/x-ada-hpux10: Remove.
6960 * config/pa/x-ada: Remove.
6962 * doc/fragments.texi: Update.
6964 2008-07-30 Olivier Hainque <hainque@adacore.com>
6966 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
6967 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
6968 __dso_handle explicitly here.
6970 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6973 * c-typeck.c (build_binary_op): Encapsulate code into...
6974 * c-common.c (shorten_binary_op): ...this new function.
6975 (conversion_warning): Use the new function. Handle non-negative
6976 constant in bitwise-and.
6977 * c-common.h (shorten_binary_op): Declare.
6979 2008-07-30 Olivier Hainque <hainque@adacore.com>
6981 * scan.c (make_sstring_space): Add explicit conversions of
6982 allocator's return value.
6983 * fix-header.c (recognized_function): Likewise.
6985 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6987 * doc/cpp.texi: Update to GFDL 1.2.
6988 * doc/gcc.texi: Do not list GPL as Invariant Section.
6989 * doc/gccint.texi: Likewise. Update copyright years.
6990 * doc/install.texi: Update copyright years.
6992 2008-07-30 Alan Modra <amodra@bigpond.net.au>
6995 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
6996 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
6998 2008-07-29 Jan Hubicka <jh@suse.cz>
7000 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7001 (grokdeclarator): Likewise.
7002 * langhooks.c (lhd_warn_unused_global_decl): Use
7003 DECL_DECLARED_INLINE_P.
7004 * print-tree.c (print_node): Remove DECL_INLINE check.
7006 2008-07-29 Richard Guenther <rguenther@suse.de>
7008 PR tree-optimization/36945
7009 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7010 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7011 Record invariant addresses un-decomposed.
7012 (copy_reference_ops_from_call): Record reference call
7013 arguments properly. Simplify.
7014 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7015 helper split out from ...
7016 (create_component_ref_by_pieces): ... here. Simplify.
7017 Prepare for recursive invocation for call arguments.
7018 (create_expression_by_pieces): Adjust call to
7019 create_component_ref_by_pieces.
7020 (compute_avail): Process operand 2 of reference ops.
7022 2008-07-29 Richard Guenther <rguenther@suse.de>
7024 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7026 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7028 * c-format.c (check_format_types): Revert unwanted checkin.
7030 2008-07-29 Jan Hubicka <jh@suse.cz>
7032 * flags.h (flag_really_no_inline): Remove.
7033 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7034 * toplev.c (flag_really_no_inline): Remove.
7035 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7036 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7037 (cgraph_decide_inlining_incrementally): Likewise.
7038 (compute_inline_parameters): Likewise.
7039 * opts.c (decode_options): Simplify.
7040 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7041 * common.opt (finline): Initialize to 1.
7042 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7044 2008-07-29 Jan Hubicka <jh@suse.cz>
7046 * predict.c (always_optimize_for_size_p): New function.
7047 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7048 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7049 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7051 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7052 * function.c (prepare_function_start): Set default profile.
7053 * function.h (rtl_data): Add maybe_hot_insn_p.
7054 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7055 (construct_exit_block): Likewise.
7056 (tree_expand_cfg): Likewise.
7058 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7059 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7060 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7061 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7064 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7067 * c-decl.c (merge_decls): Merge USED flags.
7069 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7071 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7072 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7073 next_stack, lab_false and lab_over trees.
7075 2008-07-28 Richard Guenther <rguenther@suse.de>
7077 PR tree-optimization/36957
7078 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7079 (useless_type_conversion_p): Remove.
7080 (types_compatible_p): Remove.
7081 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7082 (useless_type_conversion_p): Declare.
7083 (types_compatible_p): Declare.
7084 (gimple_expr_type): Return the base type only if it is
7085 trivially convertible to the subtype.
7087 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7089 * configure.ac: Use the m4_do macro to concatenate the warnings into
7090 one string in ACX_PROG_CC_WARNING_OPTS,
7091 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7092 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7093 * configure: Regenerate.
7095 2008-07-28 Richard Guenther <rguenther@suse.de>
7097 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7098 (insert_fake_stores): Remove.
7099 (realify_fake_stores): Likewise.
7100 (execute_pre): Remove dead code.
7101 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7102 (find_func_aliases): Deal with it here instead.
7103 Re-enable gcc_unreachable call.
7105 2008-07-28 Richard Guenther <rguenther@suse.de>
7107 Merge from gimple-tuples-branch.
7109 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7110 * gimple.def: New file.
7111 * gsstruct.def: Likewise.
7112 * gimple-iterator.c: Likewise.
7113 * gimple-pretty-print.c: Likewise.
7114 * tree-gimple.c: Removed. Merged into ...
7115 * gimple.c: ... here. New file.
7116 * tree-gimple.h: Removed. Merged into ...
7117 * gimple.h: ... here. New file.
7119 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7120 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7121 --enable-checking=gimple flag.
7122 * config.in: Likewise.
7123 * configure: Regenerated.
7125 * tree-ssa-operands.h: Tuplified.
7126 * tree-vrp.c: Likewise.
7127 * tree-loop-linear.c: Likewise.
7128 * tree-into-ssa.c: Likewise.
7129 * tree-ssa-loop-im.c: Likewise.
7130 * tree-dump.c: Likewise.
7131 * tree-complex.c: Likewise.
7132 * cgraphbuild.c: Likewise.
7133 * tree-ssa-threadupdate.c: Likewise.
7134 * tree-ssa-loop-niter.c: Likewise.
7135 * tree-pretty-print.c: Likewise.
7136 * tracer.c: Likewise.
7137 * gengtype.c: Likewise.
7138 * tree-loop-distribution.c: Likewise.
7139 * tree-ssa-loop-unswitch.c: Likewise.
7140 * cgraph.c: Likewise.
7141 * cgraph.h: Likewise.
7142 * tree-ssa-loop-manip.c: Likewise.
7143 * value-prof.c: Likewise.
7144 * tree-ssa-loop-ch.c: Likewise.
7145 * tree-tailcall.c: Likewise.
7146 * value-prof.h: Likewise.
7149 * tree-pass.h: Likewise.
7150 * ipa-cp.c: Likewise.
7151 * tree-scalar-evolution.c: Likewise.
7152 * tree-scalar-evolution.h: Likewise.
7153 * target.h: Likewise.
7154 * lambda-mat.c: Likewise.
7155 * tree-phinodes.c: Likewise.
7156 * diagnostic.h: Likewise.
7157 * builtins.c: Likewise.
7158 * tree-ssa-alias-warnings.c: Likewise.
7159 * cfghooks.c: Likewise.
7160 * fold-const.c: Likewise.
7161 * cfghooks.h: Likewise.
7162 * omp-low.c: Likewise.
7163 * tree-ssa-dse.c: Likewise.
7164 * ipa-reference.c: Likewise.
7165 * tree-ssa-uncprop.c: Likewise.
7166 * toplev.c: Likewise.
7167 * tree-gimple.c: Likewise.
7168 * tree-gimple.h: Likewise.
7169 * tree-chrec.c: Likewise.
7170 * tree-chrec.h: Likewise.
7171 * tree-ssa-sccvn.c: Likewise.
7172 * tree-ssa-sccvn.h: Likewise.
7173 * cgraphunit.c: Likewise.
7174 * tree-ssa-copyrename.c: Likewise.
7175 * tree-ssa-ccp.c: Likewise.
7176 * tree-ssa-loop-ivopts.c: Likewise.
7177 * tree-nomudflap.c: Likewise.
7178 * tree-call-cdce.c: Likewise.
7179 * ipa-pure-const.c: Likewise.
7180 * c-format.c: Likewise.
7181 * tree-stdarg.c: Likewise.
7182 * tree-ssa-math-opts.c: Likewise.
7183 * tree-ssa-dom.c: Likewise.
7184 * tree-nrv.c: Likewise.
7185 * tree-ssa-propagate.c: Likewise.
7186 * ipa-utils.c: Likewise.
7187 * tree-ssa-propagate.h: Likewise.
7188 * tree-ssa-alias.c: Likewise.
7189 * gimple-low.c: Likewise.
7190 * tree-ssa-sink.c: Likewise.
7191 * ipa-inline.c: Likewise.
7192 * c-semantics.c: Likewise.
7193 * dwarf2out.c: Likewise.
7195 * tree-ssa-loop-ivcanon.c: Likewise.
7196 * predict.c: Likewise.
7197 * tree-ssa-loop.c: Likewise.
7198 * tree-parloops.c: Likewise.
7199 * tree-ssa-address.c: Likewise.
7200 * tree-ssa-ifcombine.c: Likewise.
7201 * matrix-reorg.c: Likewise.
7202 * c-decl.c: Likewise.
7203 * tree-eh.c: Likewise.
7204 * c-pretty-print.c: Likewise.
7205 * lambda-trans.c: Likewise.
7206 * function.c: Likewise.
7207 * langhooks.c: Likewise.
7208 * ebitmap.h: Likewise.
7209 * tree-vectorizer.c: Likewise.
7210 * function.h: Likewise.
7211 * langhooks.h: Likewise.
7212 * tree-vectorizer.h: Likewise.
7213 * ipa-type-escape.c: Likewise.
7214 * ipa-type-escape.h: Likewise.
7215 * domwalk.c: Likewise.
7216 * tree-if-conv.c: Likewise.
7217 * profile.c: Likewise.
7218 * domwalk.h: Likewise.
7219 * tree-data-ref.c: Likewise.
7220 * tree-data-ref.h: Likewise.
7221 * tree-flow-inline.h: Likewise.
7222 * tree-affine.c: Likewise.
7223 * tree-vect-analyze.c: Likewise.
7224 * c-typeck.c: Likewise.
7225 * gimplify.c: Likewise.
7226 * coretypes.h: Likewise.
7227 * tree-ssa-phiopt.c: Likewise.
7228 * calls.c: Likewise.
7229 * tree-ssa-coalesce.c: Likewise.
7230 * tree.def: Likewise.
7231 * tree-dfa.c: Likewise.
7232 * except.c: Likewise.
7233 * except.h: Likewise.
7234 * cfgexpand.c: Likewise.
7235 * tree-cfgcleanup.c: Likewise.
7236 * tree-ssa-pre.c: Likewise.
7237 * tree-ssa-live.c: Likewise.
7238 * tree-sra.c: Likewise.
7239 * tree-ssa-live.h: Likewise.
7240 * tree-predcom.c: Likewise.
7241 * lambda.h: Likewise.
7242 * tree-mudflap.c: Likewise.
7243 * ipa-prop.c: Likewise.
7244 * print-tree.c: Likewise.
7245 * tree-ssa-copy.c: Likewise.
7246 * ipa-prop.h: Likewise.
7247 * tree-ssa-forwprop.c: Likewise.
7248 * ggc-page.c: Likewise.
7249 * c-omp.c: Likewise.
7250 * tree-ssa-dce.c: Likewise.
7251 * tree-vect-patterns.c: Likewise.
7252 * tree-ssa-ter.c: Likewise.
7253 * tree-nested.c: Likewise.
7254 * tree-ssa.c: Likewise.
7255 * lambda-code.c: Likewise.
7256 * tree-ssa-loop-prefetch.c: Likewise.
7257 * tree-inline.c: Likewise.
7258 * tree-inline.h: Likewise.
7259 * tree-iterator.c: Likewise.
7260 * tree-optimize.c: Likewise.
7261 * tree-ssa-phiprop.c: Likewise.
7262 * tree-vect-transform.c: Likewise.
7263 * tree-object-size.c: Likewise.
7264 * tree-outof-ssa.c: Likewise.
7265 * cfgloop.c: Likewise.
7266 * system.h: Likewise.
7267 * tree-profile.c: Likewise.
7268 * cfgloop.h: Likewise.
7269 * c-gimplify.c: Likewise.
7270 * c-common.c: Likewise.
7271 * tree-vect-generic.c: Likewise.
7272 * tree-flow.h: Likewise.
7273 * c-common.h: Likewise.
7274 * basic-block.h: Likewise.
7275 * tree-ssa-structalias.c: Likewise.
7276 * tree-switch-conversion.c: Likewise.
7277 * tree-ssa-structalias.h: Likewise.
7278 * tree-cfg.c: Likewise.
7279 * passes.c: Likewise.
7280 * ipa-struct-reorg.c: Likewise.
7281 * ipa-struct-reorg.h: Likewise.
7282 * tree-ssa-reassoc.c: Likewise.
7283 * cfgrtl.c: Likewise.
7284 * varpool.c: Likewise.
7286 * tree-ssanames.c: Likewise.
7287 * tree-ssa-threadedge.c: Likewise.
7288 * langhooks-def.h: Likewise.
7289 * tree-ssa-operands.c: Likewise.
7290 * config/alpha/alpha.c: Likewise.
7291 * config/frv/frv.c: Likewise.
7292 * config/s390/s390.c: Likewise.
7293 * config/m32c/m32c.c: Likewise.
7294 * config/m32c/m32c-protos.h: Likewise.
7295 * config/spu/spu.c: Likewise.
7296 * config/sparc/sparc.c: Likewise.
7297 * config/i386/i386.c: Likewise.
7298 * config/sh/sh.c: Likewise.
7299 * config/xtensa/xtensa.c: Likewise.
7300 * config/stormy16/stormy16.c: Likewise.
7301 * config/ia64/ia64.c: Likewise.
7302 * config/rs6000/rs6000.c: Likewise.
7303 * config/pa/pa.c: Likewise.
7304 * config/mips/mips.c: Likewise.
7306 2008-07-28 Simon Baldwin <simonb@google.com>
7308 * c-pragma.c (handle_pragma_message): New function.
7309 (init_pragma): Register handle_pragma_message.
7310 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
7313 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
7315 PR tree-optimization/35252
7316 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
7317 REALPART_EXPR to be considered as same load operation.
7319 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
7321 PR tree-optimization/36830
7322 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
7323 (expressions_equal_p): Return false if only one operand is null.
7325 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
7327 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
7328 version requirements.
7330 2008-07-26 Olivier Hainque <hainque@adacore.com>
7332 * collect2.c (symkind): New enum. Symbol kinds we care about.
7333 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
7334 code and head comment accordingly.
7335 (scan_prog_file): Use symkind names instead of bare integers.
7337 2008-07-25 Jan Hubicka <jh@suse.cz>
7339 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
7341 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
7342 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
7343 * dojump.c (clear_pending_stack_adjust): Likewise.
7344 * print-tree.c (print_node): Ignore DECL_INLINE.
7345 * tree-inline.c (inlinable_function_p): Likewise.
7347 2008-07-25 Michael Meissner <gnu@the-meissners.org>
7349 * doc/extend.texi (hot attribute): Document that the hot attribute
7350 turns on -O3 for some ports.
7351 (cold attribute): Document that the cold attribute turns on -Os
7354 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
7355 reflect function specific option support.
7357 * target.h (struct target_option_hooks): Add fields to say whether
7358 the cold attribute implies -Os and the hot attribute implies -O3.
7360 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
7361 By default, do not turn on -Os for cold functions.
7362 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
7363 not turn on -O3 for hot functions.
7365 * c-common.c (handle_hot_attribute): Use target hook to determine
7366 if hot functions should enable -O3.
7367 (handle_cold_attribute): Use target hook to determine if cold
7368 functions should enable -Os.
7370 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
7371 (override_options): Move disable scheduling to
7372 optimization_options.
7373 (optimization_options): Disable scheduling here, not
7375 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7376 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7378 * config/ia64/ia64.c (ia64_override_options): Move setting
7379 scheduling flags to ia64_optimization_options.
7380 (ia64_optimization_options): Disable scheduling options here, and
7381 not in ia64_override_options.
7382 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7383 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7385 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
7388 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
7390 2008-07-25 Martin Jambor <mjambor@suse.cz>
7392 PR tree-optimization/36926
7393 * ipa-prop.c (ipa_analyze_call_uses): Call
7394 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
7396 2008-07-25 Joseph Myers <joseph@codesourcery.com>
7398 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7399 movv2si_internal): Add mem = reg alternative.
7401 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
7404 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
7405 DEFAULT_PCC_STRUCT_RETURN to 127.
7407 2008-07-24 Jan Hubicka <jh@suse.cz>
7409 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
7410 (build_cgraph_edges): Likewise.
7411 * cgraph.c (cgraph_node): Do not update assembler hash.
7412 (cgraph_remove_node): Drop non-unit-at-a-time code.
7413 * tree-pass.h (pass_O0_always_inline): Remove.
7414 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
7415 * toplev.c (process_options): Flag unit-at-a-time does not imply
7417 * cgraphunit.c: Update comments.
7418 (decide_is_function_needed): Drop non-unit-at-a-time mode.
7419 (cgraph_assemble_pending_functions): Remove.
7420 (cgraph_reset_node): Drop non-unit-at-a-time code.
7421 (cgraph_finalize_function): Likewise.
7422 (cgraph_analyze_function): Likewise.
7423 (cgraph_finalize_compilation_unit): Likewise.
7424 (cgraph_expand_function): Likewise.
7425 (cgraph_optimize): Likesise.
7426 (save_inline_function_body): Likewise.
7427 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
7428 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
7429 * ipa-inline.c: Update comments.
7430 (enum inlining_mode): remove INLINE_SPEED.
7431 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
7432 (cgraph_mark_inline_edge): Likewise.
7433 (try_inline): Likewise.
7434 (cgraph_decide_inlining_incrementally): Likewise.
7435 (cgraph_gate_inlining): Remove.
7436 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
7437 (cgraph_gate_early_inlining): Likewise.
7438 (gate_inline_passes): Remove.
7439 (pass_inline_parameters, pass_ipa_inline): Remove gates.
7440 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7441 pass_O0_always_inline): Remove.
7442 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
7443 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
7444 * opts.c (no_unit_at_a_time_default): Remove.
7445 (decode_options): Remove flag_unit_at_a_time reset and warning.
7446 * opts.h (no_unit_at_a_time_default): Remove.
7447 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
7448 early in GNU dialect.
7449 (merge_decls): Update comment; drop unit-at-a-time check.
7450 (finish_decl): Likewise.
7451 (grok_declaration): Remove flag_inline_trees code.
7452 (finish_functions): Return on function returning non-void on all
7454 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
7455 * cfgexpand.c (expand_one_static_var): Remove.
7456 (expand_one_var): Remove expand_one_static_var call.
7457 (expand_used_vars_for_block): Remove flag_unit_a_time check.
7458 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
7459 and flag_unit_at_a-time compatibility checks.
7460 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
7461 * tree-inline.c (flag_inline_trees): Remove.
7462 (inlinable_function_p): Don't check it.
7463 (expand_call_inline): Remove non-unit-at-a-time code.
7464 * tree-inline.h (flag_inline_trees): Remove.
7465 * tree-optimize.c (execute_early_local_optimizations): Remove
7466 unit-at-a-time checks.
7467 (tree_rest_of_compilation): Likewise.
7468 * combine.c (setup_incoming_promotions): Likewise.
7469 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
7470 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
7471 * passes.c (pass_inline_parameters): Update comments; remove
7472 O0_alwaysinline pass.
7473 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
7474 (execute_one_pass): Likewise.
7475 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
7476 (ix86_function_sseregparm): Likewise.
7477 * arm.c (arm_function_in_section_p): Likewise.
7478 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
7479 * varpool.c: Update comments.
7480 (decide_is_variable_needed): Remove unit-at-a-time checks.
7481 (varpool_finalize_decl): Likewise.
7483 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
7485 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
7487 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
7489 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
7491 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
7492 imp symbol extension.
7494 2008-07-23 Ian Lance Taylor <iant@google.com>
7496 * tree-vrp.c (infer_value_range): Ignore asm statements when
7497 looking for memory accesses for -fdelete-null-pointer-checks.
7499 2008-07-24 Ben Elliston <bje@au.ibm.com>
7501 * config/spu/spu-c.c (__vector_keyword): New variable.
7502 (vector_keyword): Likewise.
7503 (spu_categorize_keyword): New function.
7504 (spu_macro_to_expand): Likewise.
7505 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
7506 compiling an ISO C dialect.
7508 2008-07-24 Ben Elliston <bje@au.ibm.com>
7510 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
7513 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7515 * configure: Regenerate.
7516 * configure.ac: Require texinfo 4.7.
7517 * doc/install.texi: Document texinfo 4.7 requirement.
7519 2008-07-23 Martin Jambor <mjambor@suse.cz>
7521 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
7522 rather than for DECL_SAVED_TREE.
7523 * ipa-prop.c: Include diagnostic.h.
7524 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
7526 (ipa_detect_param_modifications): Function rewritten from scratch.
7527 (ipa_compute_jump_functions): Changed accesses to modification flags.
7528 (ipa_free_node_params_substructures): Update flags destruction.
7529 (ipa_node_duplication_hook): Update flags duplication.
7530 (ipa_print_all_params_modified): Updated flag access.
7531 * ipa-prop.h (struct ipa_param_flags): New structure.
7532 (struct ipa_node_params): New field modification_analysis_done,
7533 modified_flags changed into param_flags.
7534 (ipa_is_ith_param_modified): Changed to use new flags.
7535 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
7537 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
7538 ipa-cp.c and split into two functions.
7539 (ipa_print_node_jump_functions): New function.
7540 (compute_scalar_jump_functions): New function.
7541 (type_like_member_ptr_p): New function.
7542 (compute_pass_through_member_ptrs): New function.
7543 (fill_member_ptr_cst_jump_function): New function.
7544 (determine_cst_member_ptr): New function.
7545 (compute_cst_member_ptr_arguments): New function.
7546 (ipa_compute_jump_functions): Complete rewrite.
7547 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
7548 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
7549 (struct ipa_member_ptr_cst): New structure.
7550 (union jump_func_value): New field member_cst.
7551 * ipa-cp.c (ipcp_lat_is_insertable): New function.
7552 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
7553 jump function types.
7554 (ipcp_print_all_lattices): Slight fprintf rearrangement.
7555 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
7556 instead of ipcp_print_all_jump_functions.
7557 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
7558 only for replacable scalars.
7560 * doc/invoke.texi (Optimize options): Add description of
7561 -findirect-inlining.
7562 * common.opt (flag_indirect_inlining): New flag.
7563 * opts.c (decode_options): Set flag_indirect_inlining when
7566 * ipa-inline.c: Include ipa-prop.h.
7567 (inline_indirect_intraprocedural_analysis): New function.
7568 (inline_generate_summary): Allocate parameter and argument info
7569 structures, call inline_indirect_intraprocedural_analysis on each
7570 node when doing indirect inlining and deallocate indirect inlining
7571 data structures in the end.
7572 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
7573 (free_all_ipa_structures_after_iinln): New function.
7574 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
7576 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
7578 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
7579 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7580 of computing the frequency separately.
7581 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7582 of computing the frequency separately.
7583 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
7584 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
7585 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
7586 (ipa_get_stmt_member_ptr_load_param): New function.
7587 (ipa_is_ssa_with_stmt_def): New function.
7588 (ipa_note_param_call): New function.
7589 (ipa_analyze_call_uses): New function.
7590 (ipa_analyze_stmt_uses): New function.
7591 (ipa_analyze_params_uses): New function.
7592 (ipa_free_node_params_substructures): Also free the param_calls linked
7594 (ipa_node_duplication_hook): Also duplicate the param_calls
7596 (ipa_print_node_param_flags): New function.
7597 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
7598 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
7599 * ipa-prop.h (struct ipa_param_flags): New field called.
7600 (struct ipa_param_call_note): New structure.
7601 (struct ipa_node_params): New fields param_calls and
7603 (ipa_is_ith_param_called): New function.
7604 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
7605 ipa_analyze_params_uses and dump parameter flags.
7607 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
7608 ipa_propagate_indirect_call_infos if performing indirect inlining,
7609 pass a new parameter new_edges to it.
7610 (add_new_edges_to_heap): New fucntion.
7611 (cgraph_decide_inlining_of_small_functions): New vector
7612 new_indirect_edges for newly found indirect edges , call
7613 ipa_propagate_indirect_call_infos after inlining.
7614 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
7615 inlining if performing indirect inlining. Call
7616 free_all_ipa_structures_after_iinln when doing so too.
7617 (inline_generate_summary): Do not call
7618 free_all_ipa_structures_after_iinln here.
7619 * ipa-prop.c (update_jump_functions_after_inlining): New function.
7620 (print_edge_addition_message): New function.
7621 (update_call_notes_after_inlining): New function.
7622 (propagate_info_to_inlined_callees): New function.
7623 (ipa_propagate_indirect_call_infos): New function.
7624 * ipa-prop.h: Include cgraph.h
7625 (struct ipa_param_call_note): Fields reordered, new field processed.
7626 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
7628 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
7629 rediscovered call statements.
7630 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
7631 (dump_cgraph_node): Dump also the indirect_call flag.
7632 (cgraph_clone_edge): Copy also the indirect_call flag.
7633 * tree-inline.c (copy_bb): Do not check for fndecls from call
7634 expressions, check for edge availability when moving clones.
7635 (get_indirect_callee_fndecl): New function.
7636 (expand_call_inline): If callee declaration is not apprent from
7637 the statement, try calling get_indirect_callee_fndecl. Do not
7638 issue warnings or call sorry when not inlinings an indirect edge.
7639 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
7641 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
7642 bit more frandly to matching.
7643 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
7644 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
7645 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
7647 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7650 * opth-gen.awk: Suppress function specific features when building
7652 * optc-gen.awk: Ditto.
7654 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7657 * diagnostic.c (pedwarn): Add opt parameter.
7659 * c-tree.h (pedwarn_init): Add opt parameter.
7660 (pedwarn_c90): Likewise.
7661 (pedwarn_c99): Likewise.
7662 * c-errors.c (pedwarn_c99): Likewise.
7663 (pedwarn_c90): Likewise.
7664 * toplev.h (pedwarn): Update declaration.
7665 (pedwarn0): Declare.
7666 * c-lex.c: All calls to pedwarn changed.
7667 * builtins.c: All calls to pedwarn changed.
7668 * toplev.c: All calls to pedwarn changed.
7669 * c-decl.c: All calls to pedwarn changed.
7670 * c-typeck.c: All calls to pedwarn changed.
7671 * c-common.c: All calls to pedwarn changed.
7672 * c-parser.c: All calls to pedwarn changed.
7674 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7675 Karthik Kumar <karthikkumar@gmail.com>
7677 * attribs.c (file scope): Include c-common.h.
7678 (decl_attributes): Add support for #pragma GCC optimize and
7681 * targhooks.c (default_can_inline_p): New function that is the
7682 default for the TARGET_CAN_INLINE_P target hook.
7684 * targhooks.h (default_can_inline_p): Add declaration.
7686 * tree.c (cl_optimization_node): New static tree for building
7687 OPTIMIZATION_NODE tree.
7688 (cl_target_option_node): New static tree for building
7689 TARGET_OPTION_NODE tree.
7690 (cl_option_hash_table): New hash table for hashing
7691 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7692 (cl_option_hash_hash): New function to provide the hash value for
7693 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7694 (cl_option_hash_eq): New function to provide an equality test for
7695 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7696 (tree_code_size): Add support for OPTIMIZATION_NODE and
7697 TARGET_OPTION_NODE trees.
7698 (tree_code_structure): Add support for OPTIMIZATION_NODE and
7699 TARGET_OPTION_NODE trees.
7700 (build_optimization_node): Build a tree that has all of the
7701 current optimization options.
7702 (build_target_option_node): Build a tree that has the target
7703 options that might be changed on a per function basis.
7705 * tree.h (file scope): Include options.h.
7706 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
7707 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7708 (TREE_OPTIMIZATION): Ditto.
7709 (TREE_TARGET_SPECIFIC): Ditto.
7710 (struct tree_function_decl): Add fields for remembering the
7711 current optimization options and target specific options.
7712 (struct tree_optimization_option): New tree variant that remembers
7713 the optimization options.
7714 (struct tree_target_option): New tree variant that remembers the
7715 target specific flags that might change for compiling a particular
7717 (union tree_node): Include tree_optimization_option and
7718 tree_target_option fields.
7719 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
7720 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
7721 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
7722 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
7723 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
7724 optimization and target options.
7725 (optimization_default_node): New macro to refer to global_trees
7727 (optimization_current_node): Ditto.
7728 (optimization_cold_node): Ditto.
7729 (optimization_hot_node): Ditto.
7730 (target_option_default_node): Ditto.
7731 (target_option_current_node): Ditto.
7732 (current_option_pragma): Ditto.
7733 (current_optimize_pragma): Ditto.
7735 * target.h (struct gcc_target): Add valid_option_attribute_p,
7736 target_option_save, target_option_restore, target_option_print,
7737 target_option_pragma_parse, and can_inline_p hooks.
7739 * toplev.h (parse_optimize_options): Add declaration.
7740 (fast_math_flags_struct_set_p): Ditto.
7742 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
7743 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
7746 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
7747 tree_can_inline_p hook to see if one function can inline another.
7748 (cgraph_decide_inlining): Ditto.
7749 (cgraph_decide_inlining_incrementally): Ditto.
7751 * opts.c (decode_options): Add support for running multiple times
7752 to allow functions with different target or optimization options
7753 than was specified on the command line.
7754 (fast_math_flags_struct_set_p): New function that is similar to
7755 fast_math_flags_set_p, except it uses the values in the
7756 cl_optimization structure instead of global variables.
7758 * optc-gen.awk: Add support for TargetSave to allow a back end to
7759 declare new fields that need to be saved when using function
7760 specific options. Include flags.h and target.h in the options.c
7761 source. Add support for Save to indicate which options can be set
7762 for individual functions. Generate cl_optimize_save,
7763 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
7764 cl_target_option_restore, cl_target_option_print functions to
7765 allow functions to use different optimization or target options.
7767 * opt-functions.awk (var_type_struct): Return the type used for
7768 storing the field in a structure.
7770 * opth-gen.awk: Add support for TargetSave to allow a back end to
7771 declare new fields that need to be saved when using function
7772 specific options. Add support for Save to indicate which options
7773 can be set for individual functions. Only generate one extern for
7774 Mask fields. Generate cl_optimization and cl_target_option
7775 structures to remember optimization and target options.
7777 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
7778 collecting new tree nodes.
7779 (TS_TARGET_OPTION): Ditto.
7781 * c-decl.c (merge_decls): Merge function specific target and
7782 optimization options.
7784 * function.c (invoke_set_current_function_hook): If the function
7785 uses different optimization options, change the global variables
7788 * coretypes.h (struct cl_optimization): Add forward reference.
7789 (struct cl_target_option): Ditto.
7791 * c-pragma.c (option_stack): New static vector to remember the
7792 current #pragma GCC option stack.
7793 (handle_pragma_option): New function to support #pragma GCC option
7794 to change target options.
7795 (optimize_stack): New static vector to remember the current
7796 #pragma GCC optimize stack.
7797 (handle_pragma_optimize): New function to support #pragma GCC
7798 optimize to change optimization options.
7799 (init_pragma): Add support for #pragma GCC optimize and #pragma
7802 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
7803 optimization options.
7804 (TARGET_OPTION_NODE): New tree code for remembering certain target
7807 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
7808 TARGET_OPTION_NODE trees.
7810 * common.opt (-O): Add Optimization flag.
7812 (-fmath-errno): Ditto.
7813 (-falign-functions): Add UInteger flag to make sure flag gets full
7814 int in cl_optimization structure.
7815 (-falign-jumps): Ditto.
7816 (-falign-labels): Ditto.
7817 (-falign-loops): Ditto.
7818 (-fsched-stalled-insns): Ditto.
7819 (-fsched-stalled-insns-dep): Ditto.
7821 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
7823 (TARGET_OPTION_SAVE): Ditto.
7824 (TARGET_OPTION_RESTORE): Ditto.
7825 (TARGET_OPTION_PRINT): Ditto.
7826 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7827 (TARGET_CAN_INLINE_P): Ditto.
7828 (TARGET_INITIALIZER): Add new hooks.
7830 * tree-inline.c (tree_can_inline_p): New function to determine
7831 whether one function can inline another. Check if the functions
7832 use compatible optimization options, and also call the backend
7835 * tree-inline.h (tree_can_inline_p): Add declaration.
7837 * c-common.c (c_common_attribute): Add support for option and
7838 optimize attributes.
7839 (handle_option_attribute): Add support for the option attribute to
7840 allow the user to specify different target options for compiling a
7842 (handle_optimize_attribute): Add support for the optimize
7843 attribute to allow the user to specify different optimization
7844 options for compiling a specific function.
7845 (handle_hot_attribute): Turn on -O3 optimization for this one
7846 function if it isn't the default optimization level.
7847 (handle_cold_attribute): Turn on -Os optimization for this one
7848 function if it insn't the default optimization.
7849 (const_char_p): New const char * typedef.
7850 (optimize_args): New static vector to remember the optimization
7852 (parse_optimize_options): New function to set up the optimization
7853 arguments from either the optimize attribute or #pragma GCC optimize.
7855 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
7856 (builtin_define_std): Ditto.
7858 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
7859 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
7860 (x86_64-*-*): Ditto.
7862 * Makefile.in (TREE_H): Add options.h.
7863 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
7865 * doc/extend.texi (option attribute): Document new attribute.
7866 (optimize attribute): Ditto.
7867 (hot attribute): Document hot attribute sets -O3.
7868 (cold attribute): Document cold attribute sets -Os.
7869 (#pragma GCC option): Document new pragma.
7870 (#pragma GCC optimize): Ditto.
7872 * doc/options.texi (TargetSave): Document TargetSave syntax.
7873 (UInteger): Document UInteger must be used for certain flags.
7874 (Save): Document Save option to create target specific options
7875 that can be saved/restored on a function specific context.
7877 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
7878 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7880 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
7881 (TARGET_OPTION_SAVE): Ditto.
7882 (TARGET_OPTION_RESTORE): Ditto.
7883 (TARGET_OPTION_PRINT): Ditto.
7884 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7885 (TARGET_CAN_INLINE_P): Ditto.
7887 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
7889 (-mfpmath=both): Ditto.
7891 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7892 Karthik Kumar <karthikkumar@gmail.com>
7894 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
7895 (TARGET_POPCNT): Ditto.
7896 (TARGET_SAHF): Ditto.
7897 (TARGET_AES): Ditto.
7898 (TARGET_PCLMUL): Ditto.
7899 (TARGET_CMPXCHG16B): Ditto.
7900 (TARGET_RECIP): Move switch into target_flags.
7901 (TARGET_FUSED_MADD): Ditto.
7902 (ix86_arch_features): Make an unsigned char type.
7903 (ix86_tune_features): Ditto.
7904 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
7905 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
7906 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
7908 * config/i386/i386.opt (arch): New TargetSave field to define
7909 fields that need to be saved for function specific option support.
7912 (branch_cost): Ditto.
7913 (ix86_isa_flags_explicit): Ditto.
7914 (tune_defaulted): Ditto.
7915 (arch_specified): Ditto.
7916 (-m128-long-double): Add Save flag to save option for target
7917 specific option support.
7919 (-maccumulate-outgoing-args): Ditto.
7920 (-malign-double): Ditto.
7921 (-malign-stringops): Ditto.
7922 (-mfancy-math-387): Ditto.
7923 (-mhard-float): Ditto.
7925 (-minline-all-stringops): Ditto.
7926 (-minline-stringops-dynamically): Ditto.
7927 (-mms-bitfields): Ditto.
7928 (-mno-align-stringops): Ditto.
7929 (-mno-fancy-math-387): Ditto.
7930 (-mno-push-args): Ditto.
7931 (-mno-red-zone): Ditto.
7932 (-mpush-args): Ditto.
7933 (-mred-zone): Ditto.
7935 (-msseregparm): Ditto.
7936 (-mstack-arg-probe): Ditto.
7951 (-mrecip): Move flag into target_flags.
7953 (-mno-fused-madd): Ditto.
7954 (-mfused-madd): Ditto.
7955 (-mabm): Move flag into ix86_isa_flags.
7962 * config/i386/i386-c.c: New file for #pragma support.
7963 (ix86_target_macros_internal): New function to #define or #undef
7964 target macros based when the user uses the #pragma GCC option to
7965 change target options.
7966 (ix86_pragma_option_parse): New function to add #pragma GCC option
7968 (ix86_target_macros): Move defining the target macros here from
7969 TARGET_CPU_CPP_BUILTINS in i386.h.
7970 (ix86_register_pragmas): Register the #pragma GCC option hook. If
7971 defined, initialize any subtarget #pragmas.
7973 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
7974 REGISTER_TARGET_PRAGMAS.
7976 * config/i386/t-i386: New file for x86 dependencies.
7977 (i386.o): Make dependencies mirror the include files used.
7978 (i386-c.o): New file, add dependencies.
7980 * config/i386/i386-protos.h (override_options): Add bool argument.
7981 (ix86_valid_option_attribute_tree): Add declaration.
7982 (ix86_target_macros): Ditto.
7983 (ix86_register_macros): Ditto.
7985 * config/i386/i386.c (ix86_tune_features): Move initialization of
7986 the target masks to initial_ix86_tune_features to allow functions
7987 to have different target options. Make type unsigned char,
7988 instead of unsigned int.
7989 (initial_ix86_tune_features): New static vector to hold processor
7990 masks for the tune variables.
7991 (ix86_arch_features): Move initialization of the target masks to
7992 initial_ix86_arch_features to allow functions to have different
7993 target options. Make type unsigned char, instead of unsigned int.
7994 (initial_ix86_arch_features): New static vector to hold processor
7995 masks for the arch variables.
7996 (enum ix86_function_specific_strings): New enum to describe the
7997 string options used for attribute((option(...))).
7998 (ix86_target_string): New function to return a string that
7999 describes the target options.
8000 (ix86_debug_options): New function to print the current options in
8002 (ix86_function_specific_save): New function hook to save the
8003 function specific global variables in the cl_target_option structure.
8004 (ix86_function_specific_restore): New function hook to restore the
8005 function specific variables from the cl_target_option structure to
8006 the global variables.
8007 (ix86_function_specific_print): New function hook to print the
8008 target specific options in the cl_target_option structure.
8009 (ix86_valid_option_attribute_p): New function hook to validate
8010 attribute((option(...))) arguments.
8011 (ix86_valid_option_attribute_tree): New function that is common
8012 code between attribute((option(...))) and #pragma GCC option
8013 support that parses the options and returns a tree holding the options.
8014 (ix86_valid_option_attribute_inner_p): New helper function for
8015 ix86_valid_option_attribute_tree.
8016 (ix86_can_inline_p): New function hook to decide if one function
8017 can inline another on a target specific basis.
8018 (ix86_set_current_function); New function hook to switch target
8019 options if the user used attribute((option(...))) or #pragma GCC
8021 (ix86_tune_defaulted): Move to static file scope from
8023 (ix86_arch_specified): Ditto.
8024 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8026 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8027 (OPTION_MASK_ISA_ABM_SET): Ditto.
8028 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8029 (OPTION_MASK_ISA_CX16_SET): Ditto.
8030 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8031 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8032 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8033 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8034 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8035 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8036 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8037 (struct ptt): Move to static file scope from override_options.
8038 (processor_target_table): Ditto.
8040 (ix86_handle_option): Add support for options that are now isa options.
8041 (override_options): Add support for declaring functions that
8042 support different target options than were specified on the
8043 command line. Move struct ptt, processor_target_table, cpu_names,
8044 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8045 Add bool argument. Fix up error messages so the appropriate error
8046 is given for either command line or attribute.
8047 (ix86_previous_fndecl): New static to remember previous function
8048 declaration to see if we need to change target options.
8049 (ix86_builtins_isa): New array to record the ISA of each builtin
8051 (def_builtin): Always create the builtin function, even if the
8052 current ISA doesn't support it.
8053 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8054 tests for those builtins.
8055 (ix86_init_builtins): Remove TARGET_MMX test for calling
8056 ix86_init_mmx_sse_builtins.
8057 (ix86_expand_builtin): If the current ISA doesn't support a given
8058 builtin, signal an error.
8059 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8060 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8061 (TARGET_OPTION_SAVE): Ditto.
8062 (TARGET_OPTION_RESTORE): Ditto.
8063 (TARGET_OPTION_PRINT): Ditto.
8064 (TARGET_CAN_INLINE_P): Ditto.
8066 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
8068 * c-typeck.c (build_external_ref): Don't call assemble_external.
8069 * final.c (output_operand): Call assemble_external.
8071 2008-07-21 DJ Delorie <dj@redhat.com>
8073 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8074 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8076 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8078 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8079 original insn and splitter contents into ...
8080 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8081 flag_unsafe_math_optimizations. Add dummy scratch register.
8082 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8083 !flag_unsafe_math_optimizations. Returns number with next
8084 highest magnitude if this is still less or equal to the true
8085 quotient in magnitude.
8087 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
8089 * Makefile.in: Replace toplev.h with TOPLEV_H.
8090 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8091 * c-lex.c (fe_file_change): Don't set in_system_header.
8092 * c-parser.c (c_token): Remove in_system_header.
8093 (c_lex_one_token): Don't set in_system_header.
8094 (c_parser_set_source_position_from_token): Don't set in_system_header.
8095 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8098 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8099 * flags.h (in_system_header): Remove.
8100 * function.c (saved_in_system_header): Remove.
8101 (push_cfun): Don't set in_system_header.
8102 (pop_cfun): Don't set in_system_header.
8103 (push_struct_function): Don't set in_system_header.
8104 * input.h (expanded_location): Add sysp.
8105 (in_system_header_at): New.
8106 (in_system_header): New.
8107 * toplev.c (in_system_header): Remove.
8108 * toplev.h: Include input.h
8110 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8111 * tree-ssa.c (warn_uninit): Call warning_at.
8112 (warn_uninitialized_var): Update calls to warn_uninit.
8113 (warn_uninitialized_phi): Update calls to warn_uninit.
8114 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8115 (expand_location): Initialize xloc.sysp.
8116 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8117 (tree_decl_with_vis): Remove in_system_header_flag.
8119 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8122 * recog.c (asm_operand_ok): Change the order of the extra
8123 memory constraint checks.
8125 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8128 * tree-switch-conversion.c (build_one_array): Call
8129 varpool_mark_needed_node and varpool_finalize_decl
8130 instead of assemble_variable.
8132 2008-07-19 Jan Hubicka <jh@suse.cz>
8134 * cgraph.c (cgraph_add_new_function): Do early local passes.
8135 * tree-nrv.c (gate_pass_return_slot): New gate.
8136 (pass_nrv): Add the gate.
8137 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8139 (coalesce_ssa_name): Coalesce SSA names.
8140 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8141 not optimizing so unused user vars remains visible.
8142 * common.opt (flag_tree_ter): Always enable by default.
8143 * tree-ssa-ter.c: Include flags.h
8144 (is_replaceable_p): Check that locations match; when aliasing
8145 is missing be conservative about loads.
8146 * tree-optimize.c (gate_init_datastructures): Remove.
8147 (pass_init_datastructures): New.
8148 * passes.c: Reorder passes so we always go into SSA.
8150 2008-07-19 Jan Hubicka <jh@suse.cz>
8152 * doc/extend.texi (flatten attribute): Remove note about
8154 * doc/invoke.texi (--combine): Likewise.
8155 (-finline-functions-called-once): Update levels when enabled.
8156 (-funit-at-a-time): Document new behaviour.
8157 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8158 -fno-section-anchors when disabled explicitly.
8159 (inline params): They are not ignored now.
8160 (precompiled headers): Remove unit-at-a-time as being incompatible.
8161 * opts.c (decode_options): Handle unit-at-a-time as alias;
8162 imply -fno-section-anchors when toplevel reorder is disabled
8164 * common.opt (ftoplevel-reorder): Set default value to 2.
8165 (funit-at-a-time): Set default value to 1.
8166 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8169 2008-07-19 Jan Hubicka <jh@suse.cz>
8171 * builtins.c (expand_builtin_int_roundingfn,
8172 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
8175 2008-07-19 Richard Guenther <rguenther@suse.de>
8178 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
8179 * tree-ssa-sccvn.c (get_constant_value_id): New function.
8180 * tree-ssa-pre.c (get_expr_value_id): For newly created
8181 constant value-ids make sure to add the expression to its
8184 2008-07-19 Jakub Jelinek <jakub@redhat.com>
8187 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
8188 return value of the builtin is ignored.
8190 2008-07-19 Olivier Hainque <hainque@adacore.com>
8192 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
8193 bits, a C conformant malloc implementation has to provide.
8194 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
8196 2008-07-19 Joseph Myers <joseph@codesourcery.com>
8200 * reload.c (find_reloads_subreg_address): Only reload address if
8201 reloaded == 0, not for reloaded != 1.
8204 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8205 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8206 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8207 m32c_legitimize_reload_address.
8209 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8210 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8211 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8213 2008-07-19 Olivier Hainque <hainque@adacore.com>
8215 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
8216 argument, saying whether nested array are to be collapsed
8217 into a single array type DIE with multiple subscripts.
8218 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
8219 issues, centralize the nested array types collapsing control and
8220 disable the transformation for Ada.
8222 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
8225 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
8227 (x86_64_shift_adj_2): New expander.
8228 (x86_64_shift_adj_3): Ditto.
8229 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
8230 to split TImode operands.
8231 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
8232 (ix86_split_lshr): Ditto.
8234 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
8236 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
8237 and __CHAR32_TYPE__.
8238 * c-typeck.c (digest_init): Support char16_t and char32_t.
8239 (set_nonincremental_init_from_string): Idem.
8241 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8244 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
8245 PREFERRED_STACK_BOUNDARY.
8246 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8248 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8251 * function.c (locate_and_pad_parm): Cap boundary earlier.
8253 2008-07-17 Julian Brown <julian@codesourcery.com>
8255 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
8256 no-op for targets which don't use DLLs.
8258 2008-07-17 Martin Jambor <mjambor@suse.cz>
8260 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
8261 that nodes are relevant by examining the node->analyzed flag.
8262 (ipcp_init_stage): Check which nodes are relevant, assert that the
8263 relevant ones are also required.
8264 (ipcp_propagate_stage): Check on the side arrays are properly
8266 (ipcp_print_all_jump_functions): Make sure not to touch any node
8267 that is not analyzed or an edge that does not have a corresponding
8268 entry in the on-the-side vectors.
8269 (ipcp_function_scale_print): Likewise.
8270 (ipcp_update_callgraph): Check that the node is relevant.
8271 (ipcp_insert_stage): Check that the node is relevant. Check there is
8272 an info for every node and edge.
8273 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
8274 (ipa_print_all_tree_maps): Likewise and a new variable info.
8275 (ipa_print_all_params_modified): Likewise.
8276 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
8278 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
8281 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
8283 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
8285 PR rtl-optimization/36753
8286 * fwprop.c (use_killed_between): Don't shortcut
8287 single-definition global registers.
8289 2008-07-16 Jan Hubicka <jh@suse.cz>
8291 * cgraph.h (varpool_empty_needed_queue): Declare.
8292 * cgraphunit.c (output_in_order): Mark all variables as needed;
8294 * varpool.c (varpool_assemble_node): Update debug queue.
8295 (varpool_assemble_pending_decls): Don't do it here.
8296 (varpool_empty_needed_queue): New function.
8298 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8300 * recog.c (peephole2_optimize): Fix formatting.
8302 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8304 * c-pch.c (get_ident): Avoid C++ keywords.
8305 * combine-stack-adj.c (single_set_for_csa): Likewise.
8306 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
8307 output_asm_insn): Likewise.
8308 * reload.c (push_secondary_reload, find_reusable_reload,
8309 push_reload, combine_reloads, find_reloads,
8310 debug_reload_to_stream): Likewise.
8311 * reload.h (struct reload): Likewise.
8312 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
8313 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
8314 emit_output_reload_insns): Likewise.
8315 * targhooks.c (default_secondary_reload): Likewise.
8316 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
8318 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8320 * recog.c (validate_change_1, validate_change,
8321 validate_unshare_change, validate_replace_rtx_1, struct
8322 funny_match, constrain_operands, peephole2_optimize): Avoid C++
8324 * reload.c (push_secondary_reload, secondary_reload_class,
8325 scratch_reload_class, find_valid_class, find_reusable_reload,
8326 push_reload, find_dummy_reload, find_reloads_address_1,
8327 find_reloads_address_part, find_equiv_reg): Likewise.
8328 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
8329 choose_reload_regs): Likewise.
8330 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
8332 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
8333 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8334 * sched-rgn.c (concat_INSN_LIST): Likewise.
8335 * stor-layout.c (mode_for_size, mode_for_size_tree,
8336 smallest_mode_for_size): Likewise.
8338 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8340 * cfg.c (dump_reg_info): Avoid C++ keywords.
8341 * dwarf2asm.c (dw2_force_const_mem,
8342 dw2_asm_output_encoded_addr_rtx): Likewise.
8343 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
8344 * expmed.c (expand_shift): Likewise.
8345 * global.c (find_reg): Likewise.
8346 * graph.c (draw_edge): Likewise.
8347 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
8348 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
8349 widen_clz, widen_bswap, expand_parity, expand_unop,
8350 emit_cmp_and_jump_insn_1): Likewise.
8351 * postreload.c (reload_cse_simplify_operands): Likewise.
8352 * ra.h (add_neighbor): Likewise.
8353 * reg-stack.c (remove_regno_note, change_stack): Likewise.
8354 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
8355 record_reg_classes, copy_cost, record_address_regs,
8356 invalid_mode_change_p): Likewise.
8357 * regrename.c (regrename_optimize, scan_rtx_reg,
8358 dump_def_use_chain, find_oldest_value_reg,
8359 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
8361 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8363 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
8364 MASK_POWERPC64 for power4 in previous commit.
8366 2008-07-16 Olivier Hainque <hainque@adacore.com>
8368 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
8369 instead of bare conversion to cast const-ness away.
8371 2008-07-16 Anatoly Sokolov <aesok@post.ru>
8373 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
8374 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
8375 * config/xtensa/xtensa.c (xtensa_function_value): New function.
8376 (TARGET_FUNCTION_VALUE): Define.
8378 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8380 * config/rs6000/rs6000.c (processor_target_table): Add
8381 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
8383 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8386 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8387 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8388 m32c_legitimize_reload_address.
8390 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
8392 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
8393 DECL_IN_SYSTEM_HEADER in sync.
8395 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
8397 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
8398 * tree-ssa-pre.c (pre_expr_eq): Ditto
8399 (get_constant_for_value_id): Take a type as an argument.
8400 (fully_constant_expression): Pass in type.
8401 (find_or_generate_expression): Short circuit constant case.
8402 (create_expression_by_pieces): Remove special casing of
8404 (do_regular_insertion): Short circuit constant case.
8405 (do_partial_partial_insertion): Ditto.
8407 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8410 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
8412 2008-07-15 Bob Wilson <bob.wilson@acm.org>
8414 * config/xtensa/libgcc-xtensa.ver: New file.
8415 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
8417 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8419 * df-problems.c (df_set_note): Avoid C++ keywords.
8420 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
8421 * dse.c (record_store, remove_useless_values): Likewise.
8422 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
8423 gen_reg_rtx_offset, operand_subword, change_address_1,
8424 change_address, adjust_address_1, offset_address,
8425 widen_memory_access, emit_copy_of_insn_after): Likewise.
8426 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
8427 * fwprop.c (should_replace_address, propagate_rtx_1,
8428 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
8430 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
8431 gcse_emit_move_after, update_ld_motion_stores): Likewise.
8432 * lcm.c (compute_insert_delete, pre_edge_lcm,
8433 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
8434 * lower-subreg.c (resolve_reg_notes): Likewise.
8435 * mode-switching.c (optimize_mode_switching): Likewise.
8437 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8439 * bt-load.c (add_btr_def, migrate_btr_def,
8440 branch_target_load_optimize): Avoid C++ keywords.
8441 * caller-save.c (insert_restore, insert_save, insert_one_insn):
8443 * combine.c (subst, simplify_set, make_extraction,
8444 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
8445 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
8446 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
8448 2008-07-15 Richard Guenther <rguenther@suse.de>
8451 * c-common.c (strict_aliasing_warning): Do not warn for
8452 TYPE_REF_CAN_ALIAS_ALL pointers.
8453 (c_common_get_alias_set): may_alias types are not special.
8454 * tree.c (build_pointer_type_for_mode): Look up the may_alias
8455 attribute and set can_ref_all accordingly.
8456 (build_reference_type_for_mode): Likewise.
8457 * doc/extend.texi (may_alias): Clarify.
8459 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8462 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8463 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8465 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8468 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
8469 gcc_assert, instead call output_operand_lossage.
8471 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
8473 * builtins.c (std_canonical_va_list): Treat structure based
8476 2008-07-15 Ben Elliston <bje@au.ibm.com>
8478 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
8480 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
8482 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
8485 2008-07-14 Jan Hubicka <jh@suse.cz>
8487 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
8488 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
8489 fix predicates and constraints.
8490 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
8491 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
8493 2008-07-14 Doug Kwan <dougkwan@google.com>
8495 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
8496 additional option file arm/eabi.opt.
8497 * config/arm/eabi.h (File): New configuration file for EABI targets.
8498 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
8499 SUBSUBTARGET_EXTRA_SPECS.
8500 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
8501 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
8502 from STARTFILE_SPEC so that it can be referenced in an override.
8503 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
8504 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
8505 can be referenced in an override.
8506 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
8507 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
8508 so that it can be referenced in an override.
8509 (LINK_SPEC): Use BPABI_LINK_SPEC.
8510 * config/arm/eabi.opt (File): New.
8512 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8514 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
8515 (FIXED_VALUE_H): New variable.
8516 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
8517 input.h, fixed-value.h.
8518 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
8519 (BASIC_BLOCK_H): Use $(BITMAP_H).
8520 (FUNCTION_H): Add varray.h.
8521 (IPA_REFERENCE_H): Use $(BITMAP_H).
8522 (CGRAPH_H): Add $(BASIC_BLOCK_H).
8523 (DF_H): Use $(BITMAP_H).
8524 (GGC_H): Add statistics.h.
8526 (INSN_ATTR_H): Use it.
8527 (SYSTEM_H): Add safe-ctype.h, filenames.h.
8529 (SYMTAB_H): Add $(OBSTACK_H).
8530 (CPP_INTERNAL_H): New.
8531 (TREE_DUMP_H): Add tree-pass.h.
8532 (TREE_FLOW_H): Use $(BITMAP_H)
8533 (PRETTY_PRINT_H): Use $(INPUT_H).
8534 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
8537 (many object files): Fix lots of header dependencies throughout.
8539 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8541 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
8543 (s-gtyp-input): Use them to write tmp-gi.list.
8544 (echo_to_gi.list): Remove.
8546 2008-07-14 Richard Guenther <rguenther@suse.de>
8548 * tree-ssa-sccvn.c (pre_info): Remove.
8549 (switch_to_PRE_table): Likewise.
8550 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
8551 (set_hashtable_value_ids): Do not create value-ids for the
8553 (run_scc_vn): Remove double test. Remove bogus special-case
8554 in value-number printing.
8555 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
8556 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
8558 * tree-flow-inline.h (get_value_handle): Remove.
8559 * tree-flow.h (get_value_handle): Remove.
8561 2008-07-14 Martin Jambor <mjambor@suse.cz>
8563 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
8564 in which we generate arithmetics is not a subrange.
8566 2008-07-14 Martin Jambor <mjambor@suse.cz>
8568 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
8570 2008-07-14 Richard Guenther <rguenther@suse.de>
8572 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
8574 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
8577 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
8578 reload for symbol refs moved to r0 with -fPIC.
8579 (legitimize_pic_address): Use the target register as temporary
8581 (emit_symbolic_move): Adjust comment.
8582 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
8585 2008-07-14 Ben Elliston <bje@au.ibm.com>
8587 * c-common.h (C_CPP_HASHNODE): New macro.
8588 * coretypes.h (struct cpp_token): Forward declare.
8589 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8590 the context-sensitive keyword method.
8591 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
8592 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
8593 expand_bool_pixel): New.
8594 (altivec_categorize_keyword): New function.
8595 (init_vector_keywords): New function.
8596 (rs6000_macro_to_expand): Likewise.
8597 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
8598 compiling an ISO C dialect.
8600 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
8602 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
8603 (create_expression_by_pieces): Fix typo.
8604 (do_regular_insertion): Use debug counter here too.
8606 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
8609 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
8610 CONST_OK_FOR_LETTER_P. All port-local users changed.
8611 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
8612 implement Kp matching power-of-two.
8613 (CONSTRAINT_LEN): Define to match.
8614 * config/cris/cris.md: Replace all use of constraint K with Kc.
8615 ("*btst*): Use Kp for operand 0 of last alternative.
8617 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8620 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
8623 2008-07-13 Jan Hubicka <jh@suse.cz>
8625 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
8628 2008-07-13 Richard Guenther <rguenther@suse.de>
8631 * langhooks.c (lhd_print_error_function): Deal with recursive
8634 2008-07-12 Jan Hubicka <jh@suse.cz>
8636 * cgraph.c (assembler_name_hash): New static var.
8637 (hash_node_by_assembler_name, eq_assembler_name): New.
8638 (cgraph_node_for_asm): Use hashtable.
8639 (cgraph_remove_node): Maintain hashtable.
8640 (change_decl_assembler_name): Sanity check that names are not changing
8641 after aliasing was processed.
8642 * cgraph.h (varpoon_node): Add next GGC marker.
8643 * tree.c (decl_assembler_name_equal): Constify.
8644 (decl_assembler_name_hash): New.
8645 * tree.h (decl_assembler_name_equal): Constify.
8646 (decl_assembler_name_hash): Update.
8648 2008-07-12 David Daney <ddaney@avtrex.com>
8650 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8653 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
8655 * doc/md.texi: Document the MIPS "v" constraint.
8656 * config/mips/mips.h (reg_class): Revert last change.
8657 (REG_CLASS_NAMES): Likewise.
8658 (REG_CLASS_CONTENTS): Likewise.
8659 * config/mips/mips.c (mips_regno_to_class): Likewise.
8660 * config/mips/constraints.md (v): Likewise, but add documentation.
8661 Add a comment to say that this constraint should not be used in
8664 2008-07-11 DJ Delorie <dj@redhat.com>
8666 * config/h8300/h8300.md (length): Fix branch offset limit.
8668 2008-07-11 Anatoly Sokolov <aesok@post.ru>
8670 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
8671 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
8672 (avr_hard_regno_scratch_ok): New function.
8673 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8674 * config/avr/avr.md (all peepholes that request a scratch register):
8675 Remove avr_peep2_scratch_safe use.
8677 2008-07-11 Tom Tromey <tromey@redhat.com>
8678 Ian Lance Taylor <iant@google.com>
8680 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
8681 (struct c_common_resword): Define.
8682 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
8683 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
8684 (c_common_reswords, num_c_common_reswords): Declare.
8685 * c-common.c (c_common_reswords): New global const array.
8686 (num_c_common_reswords): New const int.
8687 * c-parser.c (struct resword, reswords): Don't define.
8688 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
8689 (c_parse_init): Clarify mask code. Use c_common_reswords rather
8690 than reswords. If warning about C++ keywords, give them a special
8692 (c_lex_one_token): Warn about C++ keywords. Call
8693 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
8694 (c_parser_external_declaration): Look for RID_xxx rather than
8695 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
8696 (c_parser_statement_after_labels): Likewise.
8697 (c_parser_objc_class_instance_variables): Likewise.
8698 (c_parser_objc_class_declaration): Likewise.
8699 (c_parser_objc_try_catch_statement): Likewise.
8700 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
8701 (declspecs_add_type): Likewise.
8703 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
8705 * ggc-page.c (alloc_page):
8706 Substituting xmalloc, xcalloc with
8707 XNEWVEC and XCNEWVAR macros which add the
8710 2008-07-11 Richard Guenther <rguenther@suse.de>
8712 PR tree-optimization/36765
8713 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
8714 aliases from HEAP vars to SMTs.
8716 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8718 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
8719 * configure.ac (loose_warn): Move -Wc++-compat from here...
8720 (strict_warn): ...to here.
8721 * configure: Regenerate.
8723 2008-07-10 Joseph Myers <joseph@codesourcery.com>
8725 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
8726 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
8727 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
8728 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
8729 excluding more specific h8300-*-* and sh-*-* targets.
8731 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
8733 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
8735 (execute_pre): Call loop_optimizer_finalize in early exit.
8737 2008-07-10 Jakub Jelinek <jakub@redhat.com>
8740 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
8741 uids in the bitmap, not just VAR_DECL uids.
8743 PR rtl-optimization/36419
8744 * combine-stack-adj.c (adjust_frame_related_expr): New function.
8745 (combine_stack_adjustments_for_block): Call it if needed. Delete
8747 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
8748 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
8749 prologue sp adjustment.
8751 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
8754 * opts.c (print_ignored_options): Report postponed diagnostics for
8755 unknown -Wno-* options as warnings, not errors.
8756 (postpone_unknown_option_error): Renamed to...
8757 (postpone_unknown_option_warning): ... this.
8759 2008-07-09 Doug Kwan <dougkwan@google.com>
8762 2008-07-08 Doug Kwan <dougkwan@google.com>
8764 * config/arm/arm.opt (mandroid): New option.
8765 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8766 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8768 (CC1PLUS_SPEC): Same.
8770 (STARTFILE_SPEC): Same.
8771 (ENDFILE_SPEC): Same.
8772 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8775 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
8778 * config/mips/mips.h (reg_class): Remove V1_REG.
8779 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8780 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
8782 (mips_get_tp): New function.
8783 (mips_legitimize_tls_address): Use it.
8784 * config/mips/constraints.md (v): Delete.
8785 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
8786 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
8787 After reload, split into a move and ...
8788 (*tls_get_tp_<mode>_split): ...this new instruction.
8790 2008-07-09 David Daney <ddaney@avtrex.com>
8792 * config/mips/driver-native.c: Include coretypes.h and tm.h.
8794 2008-07-09 Jakub Jelinek <jakub@redhat.com>
8796 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
8797 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
8799 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
8800 htab_delete should be called. Don't free c.
8801 (lookup_tmp_var): Create temp_htab lazily.
8802 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
8803 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
8805 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
8806 lower_omp_ordered, lower_omp_critical, lower_omp_for,
8807 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
8808 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
8809 * tree-sra.c (generate_element_init): Likewise.
8810 * tree-mudflap.c (execute_mudflap_function_ops,
8811 execute_mudflap_function_decls): Likewise.
8812 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
8813 * tree-gimple.h (struct gimplify_ctx): New type.
8814 (push_gimplify_context): Adjust prototype.
8816 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
8818 * tree-ssa-pre.c (phi_translate_1): Update placement of
8821 2008-07-09 Anatoly Sokolov <aesok@post.ru>
8823 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
8824 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
8825 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
8826 * targhooks.c (default_hard_regno_scratch_ok): New function.
8827 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
8828 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
8829 * recog.c: Include "target.h".
8830 (peep2_find_free_register): Add check for global regs. Add target
8832 * Makefile.in (recog.o): Depend on target.h.
8834 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
8836 * config/sh/sh.c (sh_canonical_va_list_type): New.
8837 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
8839 2008-07-09 Raksit Ashok <raksit@google.com>
8841 * doc/invoke.texi (Option Summary): Mention new option
8842 -Wdisallowed-function-list=...
8843 (Warning Options): Document -Wdisallowed-function-list=...
8844 * common.opt (Wdisallowed-function-list=): New flag.
8845 * flags.h (warn_disallowed_functions): External definition of new
8846 boolean warning flag.
8847 (warn_if_disallowed_function_p): Declare new function.
8848 * opts.c (warning_disallowed_functions): New static variable.
8849 (warn_disallowed_functions): New boolean warning flag.
8850 (warn_if_disallowed_function_p): New function.
8851 (add_comma_separated_to_vector): Rename
8852 add_instrument_functions_exclude_list to this.
8853 (common_handle_option): Handle new option. Rename calls to
8854 add_instrument_functions_exclude_list into calls to
8855 add_comma_separated_to_vector.
8856 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
8857 based on flag warn_disallowed_functions.
8859 2008-07-09 Christian Bruel <christian.bruel@st.com>
8861 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
8862 instead of get_attr_length.
8864 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8866 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
8868 * genemit.c (gen_insn): Likewise.
8869 * gengtype.c (note_def_vec): Likewise.
8870 * gengtype.h (note_def_vec): Likewise.
8871 * genoutput.c (struct data, output_insn_data, process_template,
8872 gen_expand, gen_split, note_constraint): Likewise.
8873 * genrecog.c (new_decision, add_to_sequence, factor_tests,
8874 make_insn_sequence): Likewise.
8875 * gensupport.c (record_insn_name): Likewise.
8877 2008-07-08 Doug Kwan <dougkwan@google.com>
8879 * config/arm/arm.opt (mandroid): New option.
8880 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8881 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8883 (CC1PLUS_SPEC): Same.
8885 (STARTFILE_SPEC): Same.
8886 (ENDFILE_SPEC): Same.
8887 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8890 2008-07-08 Raksit Ashok <raksit@google.com>
8892 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
8893 (set_storage_via_setmem): Fix expected_align parameter.
8894 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
8895 missing from the list.
8896 * doc/md.texi (movmem): Explicitly state that expected alignment is
8897 to be expressed in bytes.
8898 (setmem): Explicitly state that expected alignment is to be expressed
8901 2008-07-08 Joseph Myers <joseph@codesourcery.com>
8903 * reload.c (find_reloads_subreg_address): Do not require validity
8904 of address in original mode before reloading address.
8906 2008-07-07 Tianwei Sheng <tianweis@google.com>
8908 * df-core.c (df_remove_problem): Adjust the access to avoid out of
8909 bounds array access.
8911 2008-07-08 Jakub Jelinek <jakub@redhat.com>
8913 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
8915 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
8917 Fix PR tree-optimization/23455
8918 Fix PR tree-optimization/35286
8919 Fix PR tree-optimization/35287
8920 * Makefile.in (OBJS-common): Remove tree-vn.o.
8921 (tree-vn.o): Remove.
8922 * dbgcnt.def: Add treepre_insert debug counter.
8923 * gcc/tree-flow.h (add_to_value): Updated for other changes.
8924 (debug_value_expressions): Ditto.
8925 (print_value_expressions): Ditto.
8926 * tree-pretty-print.c (dump_generic_node): Updated for
8927 VALUE_HANDLE removal.
8928 * tree-ssa-dom.c (record_equality): Ditto.
8929 (cprop_operand): Ditto.
8930 (lookup_avail_expr): Ditto.
8931 * tree-ssa-threadedge.c
8932 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
8933 (simplify_control_stmt_condition): Ditto.
8934 * tree.c (tree_code_size): Ditto.
8935 (tree_node_structure): Ditto.
8936 (iterative_hash_expr): Ditto.
8938 * tree.h (VALUE_HANDLE_ID): Ditto.
8939 (VALUE_HANDLE_EXPR_SET): Ditto.
8940 (struct tree_value_handle): Ditto.
8941 (union tree_node): Ditto.
8942 * treestruct.def: Ditto.
8943 * tree-vn.c: Removed.
8944 * tree-ssa-pre.c: Rewritten entirely.
8945 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
8946 (constant_value_ids): Ditto.
8947 (vn_nary_op_t): Moved to header.
8949 (vn_reference_op_t): Ditto
8950 (vn_reference_t): Ditto.
8951 (next_value_id): New variable.
8952 (VN_INFO): Add an assert.
8953 (vn_constant_eq): New function.
8954 (vn_constant_hash): Ditto.
8955 (get_or_alloc_constant_value_id): Ditto.
8956 (value_id_constant_p): Ditto.
8957 (vn_reference_compute_hash): De-staticify.
8958 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
8959 Disable some code with a FIXME. Remove VALUE_HANDLE use.
8960 (valueize_refs): Update opcode if it changes from ssa name to constant.
8961 (vn_reference_lookup_1): Add new argument.
8962 (vn_reference_lookup): Ditto.
8963 (vn_reference_lookup_pieces): New function.
8964 (vn_reference_insert): Add return type. Modify to deal with value ids.
8965 (vn_reference_insert_pieces): New function.
8966 (vn_nary_op_compute_hash): De-staticify.
8967 (vn_nary_op_eq): Ditto.
8968 (vn_nary_op_lookup_pieces): New function.
8969 (vn_nary_op_lookup): Add new argument.
8970 (vn_nary_op_insert_pieces): New function.
8971 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
8972 (vn_phi_insert): Ditto.
8973 (visit_unary_op): Update for callee changes.
8974 (visit_binary_op): Ditto.
8975 (visit_reference_op_load): Ditto.
8976 (visit_reference_op_store): Ditto.
8977 (init_scc_vn): Init next_value_id, constant_to_value_id and
8979 (free_scc_vn): Free them.
8980 (set_hashtable_value_ids): New function.
8981 (run_scc_vn): Use it.
8982 (get_max_value_id): New function.
8983 (get_next_value_id): Ditto.
8984 (expressions_equal_p): Moved from tree-vn.c
8985 (sort_vuses): Ditto.
8986 (sort_vuses_heap): Ditto.
8987 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
8989 * tree.c (iterative_hash_hashval_t): Made non-static
8990 * tree.h (iterative_hash_hashval_t): Declare it.
8992 2008-07-08 Martin Jambor <mjambor@suse.cz>
8994 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
8995 instead of ipa_create_node_params.
8996 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
8997 ipa_check_create_edge_args, free them with
8998 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9000 * ipa-prop.c: Include flags.h and tree-inline.h.
9001 (ipa_node_params_vector): New variable.
9002 (ipa_edge_args_vector): New variable.
9003 (edge_removal_hook_holder): New variable.
9004 (node_removal_hook_holder): New variable.
9005 (edge_duplication_hook_holder): New variable.
9006 (node_duplication_hook_holder): New variable.
9007 (ipa_detect_param_modifications): Check for presence of modified flags.
9008 (ipa_compute_jump_functions): Check for presence of jump functions.
9009 (ipa_free_edge_args_substructures): New function.
9010 (ipa_create_node_params): Removed.
9011 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9012 (ipa_free_node_params_substructures): New function.
9013 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9015 (ipa_edge_removal_hook): New function.
9016 (ipa_node_removal_hook): New function.
9017 (duplicate_array): New function.
9018 (ipa_edge_duplication_hook): New function.
9019 (ipa_node_duplication_hook): New function.
9020 (ipa_register_cgraph_hooks): New function.
9021 (ipa_unregister_cgraph_hooks): New function.
9022 (free_all_ipa_structures_after_ipa_cp): New function.
9024 * ipa-prop.h: Include vec.h.
9025 (ipa_node_params_t): New typedef with vector types for it.
9026 (ipa_edge_args_t): New typedef with vector types for it.
9027 (IPA_NODE_REF): Changed to access an on-the-side vector.
9028 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9029 (ipa_check_create_node_params): New function.
9030 (ipa_check_create_edge_args): New function.
9032 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9035 2008-07-07 Tom Tromey <tromey@redhat.com>
9037 * configure, config.in: Rebuilt.
9038 * configure.ac: Don't check for scandir or alphasort.
9040 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9042 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9043 types immediately after creating them.
9045 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9047 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9049 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9051 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9052 dump_constraint_graph.
9053 (dump_constraint_edge): New function.
9054 (dump_constraint_graph): New function.
9055 (debug_constraint_graph): New function.
9056 (dump_constraint): Removed useless comparison.
9057 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9058 (dump_constraint_graph): Declare.
9059 (debug_constraint_graph): Declare.
9060 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9062 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9064 * config/i386/i386.c (is_va_list_char_pointer): New.
9065 (ix86_va_start): Replace compare with ms_va_list_type_node
9066 by is_va_list_char_pointer.
9067 (ix86_gimplify_va_arg): Likewise.
9069 2008-07-07 Martin Jambor <mjambor@suse.cz>
9071 * cgraph.c (cgraph_edge_max_uid): New variable.
9072 (struct cgraph_edge_hook_list): New type.
9073 (struct cgraph_node_hook_list): New type.
9074 (struct cgraph_2edge_hook_list): New type.
9075 (struct cgraph_2node_hook_list): New type.
9076 (first_cgraph_edge_removal_hook): New variable.
9077 (first_cgraph_node_removal_hook): New variable.
9078 (first_cgraph_edge_duplicated_hook): New variable.
9079 (first_cgraph_node_duplicated_hook): New variable.
9080 (cgraph_add_edge_removal_hook): New function.
9081 (cgraph_remove_edge_removal_hook): New function.
9082 (cgraph_call_edge_removal_hooks): New function.
9083 (cgraph_add_node_removal_hook): New function.
9084 (cgraph_remove_node_removal_hook): New function.
9085 (cgraph_call_node_removal_hooks): New function.
9086 (cgraph_add_edge_duplication_hook): New function.
9087 (cgraph_remove_edge_duplication_hook): New function.
9088 (cgraph_call_edge_duplication_hooks): New function.
9089 (cgraph_add_node_duplication_hook): New function.
9090 (cgraph_remove_node_duplication_hook): New function.
9091 (cgraph_call_node_duplication_hooks): New function.
9092 (cgraph_create_edge): Assign to edge uid.
9093 (cgraph_remove_edge): Call edge removal hooks.
9094 (cgraph_node_remove_callees): Call edge removal hooks.
9095 (cgraph_node_remove_callers): Call edge removal hooks.
9096 (cgraph_remove_node): Call node removal hooks.
9097 (cgraph_clone_edge): Call edge duplication hooks.
9098 (cgraph_clone_node): Call node duplication hooks.
9100 * cgraph.h (cgraph_edge): New field uid.
9101 (cgraph_edge_hook): New type.
9102 (cgraph_node_hook): New type.
9103 (cgraph_2edge_hook): New type.
9104 (cgraph_2node_hook): New type.
9106 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9108 * config.in: Regenerate.
9110 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9112 * gcc.c (print_sysroot): New.
9113 (option_map, display_help, process_command): Handle the
9114 -print-sysroot option.
9115 (main): Print the sysroot if requested.
9116 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9118 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9121 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9123 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9125 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9126 (assign_parm_setup_block_p): Also check mode of entry_parm.
9128 2008-07-07 Richard Guenther <rguenther@suse.de>
9130 * tree-ssa-structalias.h (set_used_smts): Remove.
9131 * tree-ssa-structalias.c (used_smts): Likewise.
9132 (set_used_smts): Likewise.
9133 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9134 call to set_used_smts.
9136 2008-07-07 Richard Guenther <rguenther@suse.de>
9138 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9139 (new_var_info): Set it to false.
9140 (solution_set_add): Correctly handle pointers outside a var and
9142 (type_safe): Treat variables with is_full_var properly.
9143 (do_sd_constraint): Likewise.
9144 (do_ds_constraint): Likewise.
9145 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9146 (get_constraint_for_ptr_offset): New function.
9147 (get_constraint_for_component_ref): For addresses at least include
9148 the last field of the variable. Handle is_full_vars properly.
9149 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9150 (handle_ptr_arith): Remove.
9151 (find_func_aliases): Simplify assignment handling.
9152 (create_function_info_for): For parameter and result varinfos set
9154 (create_variable_info_for): Set is_full_var flag whenever we
9155 just created a single varinfo for a decl.
9156 (init_alias_vars): Initialize use_field_sensitive from
9157 max-fields-for-field-sensitive parameter.
9159 2008-07-07 Richard Guenther <rguenther@suse.de>
9161 PR tree-optimization/36713
9162 * tree-flow-inline.h (is_call_used): New function.
9163 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9164 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9165 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9167 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9169 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9171 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
9173 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
9175 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9176 Nathan Sidwell <nathan@codesourcery.com>
9178 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
9179 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
9181 * config/m68k/t-linux: New.
9182 * doc/install.texi: Document m68k-*-linux is now multilibbed by
9185 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
9187 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
9188 * config/m68k/m68k-devices.def: Remove multilibs that only differ
9191 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9193 * gcc.c (execute): Fix -Wc++-compat warning.
9195 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
9198 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
9199 constant for little endian.
9201 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
9203 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
9204 mips_base_mips16 instead of TARGET_MIPS16.
9205 (mips_base_mips16): Declare.
9206 * config/mips/mips.c (mips_base_mips16): Make global.
9207 (was_mips16_p): Remove GTY marker.
9208 (was_mips16_pch_p): New variable.
9209 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
9210 (mips_override_options): Force to non-MIPS16 mode initially.
9211 Do not complain about MIPS16 PIC incompatibilities here.
9212 Only allow -mgpopt if -mexplicit-relocs is in force for
9215 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
9217 * configure.ac: Check for caddr_t, define to char * if not defined.
9218 * configure: Regenerate.
9219 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
9220 (mmap_gt_pch_use_address): Likewise.
9221 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
9223 2008-07-06 Richard Guenther <rguenther@suse.de>
9225 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
9226 (new_var_info): Deal with it.
9227 (solution_set_add): Likewise.
9228 (bitpos_of_field): Make signed, fix.
9229 (struct fieldoff): Remove type and decl fields. Make size field
9230 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
9232 (fieldoff_compare): Deal with it.
9233 (push_fields_onto_fieldstack): Remove has_union argument, glob
9234 adjacent non-pointer fields together.
9235 (create_function_info_for): Do not set has_union.
9236 (create_variable_info_for): Simplify.
9238 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
9240 * config.gcc (extra_headers): Add cross-stdarg.h for target
9241 x86_64-*-* and i?86-*-*.
9242 * config/i386/cross-stdarg.h: New.
9243 * builtins.c (std_fn_abi_va_list): New.
9244 (std_canonical_va_list_type): New.
9245 (stabilize_va_list): Replace va_list_type_node use by
9246 mtarget.canonical_va_list_type.
9247 (gimplify_va_arg_expr): Likewise.
9248 (expand_builtin_va_copy): Replace va_list_type_node use by
9249 mtarget.fn_abi_va_list.
9250 * tree-sra.c (is_va_list_type): New helper.
9251 (decl_can_be_decomposed_p): Replace
9252 va_list_type_node use by is_va_list_type.
9253 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
9254 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9255 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
9256 * config/i386/i386-protos.h (ix86_get_valist_type): New.
9257 (ix86_enum_va_list): New.
9258 * config/i386/i386.c (sysv_va_list_type_node): New.
9259 (ms_va_list_type_node): New.
9260 (ix86_function_type_abi): Remove sorry.
9261 (ix86_build_builtin_va_list_abi): New.
9262 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
9264 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
9265 (ix86_init_builtins_va_builtins_abi): New.
9266 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
9268 (ix86_handle_abi_attribute): New.
9269 (attribute_spec): Add sysv_abi and ms_abi.
9270 (ix86_fn_abi_va_list): New.
9271 (ix86_canonical_va_list_type): New.
9272 (ix86_enum_va_list): New.
9273 (TARGET_FN_ABI_VA_LIST): New.
9274 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9275 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
9276 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
9277 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9278 (TARGET_ENUM_VA_LIST): New.
9279 * expr.h (std_fn_abi_va_list): New.
9280 (std_canonical_va_list_type): New.
9281 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
9282 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9283 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
9284 TARGET_CANONICAL_VA_LIST_TYPE.
9285 * target.h (struct gcc_target): Add fn_abi_va_list hook
9286 and canonical_va_list_type hook.
9288 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9290 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
9291 integral and pointer types.
9293 2008-07-04 Roger Sayle <roger@eyesopen.com>
9295 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
9296 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
9298 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
9301 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
9303 2008-07-04 Jakub Jelinek <jakub@redhat.com>
9305 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
9306 build_gimple_modify_stmt.
9307 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
9308 gimple operand. Use fold_build* instead of build*.
9310 2008-07-04 Richard Guenther <rguenther@suse.de>
9312 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
9313 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
9314 properly to compute the reachability set if we do field-sensitive PTA.
9315 * invoke.texi (max-fields-for-field-sensitive): Document default.
9316 * opts.c (decode_options): Set max-fields-for-field-sensitive to
9317 100 for optimize >= 2.
9319 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9321 * ggc-zone.c (lookup_page_table_if_allocated,
9322 set_page_table_entry, zone_find_object_size, alloc_small_page,
9323 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
9324 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
9325 -Wc++-compat and/or -Wcast-qual warnings.
9327 2008-07-04 Alan Modra <amodra@bigpond.net.au>
9330 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
9331 pic_offset_table_rtx to be marked as used here.
9332 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
9333 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
9334 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
9335 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
9338 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9340 * alloc-pool.c (hash_descriptor, eq_descriptor,
9341 alloc_pool_descriptor): Fix -Wc++-compat warnings.
9342 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
9344 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
9345 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
9346 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
9347 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
9350 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
9352 * tree-flow.h (loop_only_exit_p): Declare.
9353 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
9354 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
9355 the number of iterations if it is constant. Otherwise, if this is the
9356 only possible exit of the loop, use the conservative estimate on the
9357 number of iterations of the entire loop if available.
9359 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
9361 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
9362 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
9363 Add synchronization functions.
9364 * config/sync.c: New file.
9365 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
9366 (LIBGCC_SYNC_CFLAGS): Likewise.
9368 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
9371 * config/i386/i386.md (mode): Add TF to "mode" attribute.
9372 (*pushtf_sse): New insn pattern.
9373 (pushtf splitters): New splitters.
9375 2008-07-03 Michael Meissner <gnu@the-meissners.org>
9378 * predict.c (build_predict_expr): Use void_type_node for the tree
9379 type, instead of NULL_TREE.
9381 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
9383 * config/i386/i386.c (contains_aligned_value_p): Return true
9385 (ix86_data_alignment): Align TCmode to 128bits.
9386 (ix86_local_alignment): Likewise.
9388 2008-07-03 Andrew Haley <aph@redhat.com>
9391 * vec.h (VEC_TA): New.
9392 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
9393 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
9394 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
9395 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
9396 (C_COMMON_FIXED_TYPES): Remove first arg.
9397 (C_COMMON_FIXED_MODE_TYPES): Likewise.
9398 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
9399 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
9400 not to use empty macro arguments.
9402 2008-07-02 Joseph Myers <joseph@codesourcery.com>
9404 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
9405 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
9406 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
9407 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
9408 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
9409 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
9410 config/ia64/crtn.asm, config/m68hc11/larith.asm,
9411 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
9412 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
9413 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
9414 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
9415 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
9416 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
9417 config/rs6000/e500crtres64gpr.asm,
9418 config/rs6000/e500crtres64gprctr.asm,
9419 config/rs6000/e500crtrest32gpr.asm,
9420 config/rs6000/e500crtrest64gpr.asm,
9421 config/rs6000/e500crtresx32gpr.asm,
9422 config/rs6000/e500crtresx64gpr.asm,
9423 config/rs6000/e500crtsav32gpr.asm,
9424 config/rs6000/e500crtsav64gpr.asm,
9425 config/rs6000/e500crtsav64gprctr.asm,
9426 config/rs6000/e500crtsavg32gpr.asm,
9427 config/rs6000/e500crtsavg64gpr.asm,
9428 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
9429 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
9430 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
9431 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
9432 config/sparc/sol2-cn.asm: Remove .file directives.
9434 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
9436 * resource.c (mark_referenced_resources): Look inside
9437 UNSPEC_VOLATILEs and ASM_INPUTs.
9439 2008-07-02 Ian Lance Taylor <iant@google.com>
9441 * rtlanal.c (add_reg_note): New function.
9442 * rtl.h (add_reg_note): Declare.
9443 * auto-inc-dec.c (attempt_change): Use add_reg_note.
9444 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
9445 * builtins.c (expand_builtin_longjmp): Likewise.
9446 (expand_builtin_nonlocal_goto): Likewise.
9447 * calls.c (emit_call_1, expand_call): Likewise.
9448 * cfgexpand.c (add_reg_br_prob_note): Likewise.
9449 * cfglayout.c (fixup_reorder_chain): Likewise.
9450 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
9451 (commit_one_edge_insertion): Likewise.
9452 * combine.c (move_deaths, distribute_notes): Likewise.
9453 * df-problems.c (df_set_note): Likewise.
9454 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
9455 (set_unique_reg_note): Likewise.
9456 (emit_copy_of_insn_after): Likewise.
9457 * expr.c (expand_expr_real): Likewise.
9458 * gcse.c (add_label_notes): Likewise.
9459 * haifa-sched.c (create_check_block_twin): Likewise.
9460 * jump.c (mark_jump_label_1): Likewise.
9461 * loop-doloop.c (add_test, doloop_modify): Likewise.
9462 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9463 * lower-subreg.c (move_eh_region_note): Likewise.
9464 * optabs.c (emit_libcall_block): Likewise.
9465 * predict.c (predict_insn): Likewise.
9466 (combine_predictions_for_insn): Likewise.
9467 * recog.c (peephole2_optimize): Likewise.
9468 * regmove.c (try_auto_increment): Likewise.
9469 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
9470 * reload.c (find_reloads): Likewise.
9471 * reload1.c (fixup_eh_region_note): Likewise.
9472 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
9473 * reorg.c (delete_prior_computation): Likewise.
9474 (delete_computation, dbr_schedule): Likewise.
9475 * config/pa/pa.c (legitimize_pic_address): Likewise.
9476 * config/sh/sh.c (sh_reorg): Likewise.
9478 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9481 * config/libgcc-glibc.ver: Add %exclude.
9482 * config/m32r/libgcc-glibc.ver: Likwise.
9483 * config/s390/libgcc-glibc.ver: Likwise.
9484 * config/sh/libgcc-glibc.ver: Likwise.
9485 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
9487 * config/i386/libgcc-glibc.ver: New.
9489 * config/i386/libgcc-x86_64-glibc.ver: Removed.
9491 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9493 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
9494 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
9495 i[34567]86-*-linux*, x86_64-*-linux*. Add
9496 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
9497 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
9498 x86_64-*-linux*. Add i386/t-linux to tmake_file for
9499 i[34567]86-*-linux*, x86_64-*-linux*.
9501 * libgcc-std.ver: Add empty GCC_4.4.0.
9503 * mkmap-symver.awk: Support multiple versions per symbol.
9505 * config/i386/i386.c (ix86_init_builtins): Always define
9506 __builtin_fabsq and __builtin_copysignq with fallbacks.
9507 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
9508 and __builtin_copysignq if SSE2 isn't available.
9510 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
9511 (LIBGCC2_TF_CEXT): Likwise.
9514 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
9516 * config/i386/sfp-machine.h: Moved to libgcc.
9518 * config/i386/sfp-machine.h: New.
9519 * config/i386/t-linux: Likwise.
9521 * config/i386/t-darwin: Remove softfp_wrap_start and
9523 * config/i386/t-darwin64: Likewise.
9525 * config/i386/t-fprules-softfp64: Renamed to ...
9526 * config/i386/t-fprules-softfp: This.
9528 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
9529 and softfp_wrap_end.
9531 2008-07-02 Jason Merrill <jason@redhat.com>
9533 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
9535 * tree.c (ctor_to_list): New fn.
9536 * tree.h: Declare it.
9537 (CONSTRUCTOR_ELT): New macro.
9538 (CONSTRUCTOR_NELTS): New macro.
9540 2008-07-02 Richard Guenther <rguenther@suse.de>
9542 * tree-ssa-structalias.c (struct variable_info): Reorder
9543 to fill padding on 64bit hosts. Make collapsed_to an int.
9544 (get_varinfo_fc): Deal with that.
9545 (new_var_info): Likewise.
9546 (collapse_rest_of_var): Likewise.
9548 2008-07-02 Joshua Sumali <jsumali@redhat.com>
9550 * doc/install.texi (--enable-java-home): Document.
9551 (--enable-aot-compile-rpm): Likewise.
9552 (--with-arch-directory): Likewise.
9553 (--with-os-directory): Likewise.
9554 (--with-origin-name): Likewise.
9555 (--with-arch-suffix): Likewise.
9556 (--with-jvm-root-dir): Likewise.
9557 (--with-jvm-jar-dir): Likewise.
9558 (--with-python-dir): Likewise.
9560 2008-07-02 Richard Guenther <rguenther@suse.de>
9562 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
9563 from decls explicitly. Merge operand checking from tuples.
9565 2008-07-02 Martin Jambor <mjambor@suse.cz>
9567 * tree-switch-conversion.c: Included timevar.h which I forgot before.
9569 2008-07-02 Martin Jambor <mjambor@suse.cz>
9571 * tree-switch-conversion.c: Included timevar.h
9572 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
9574 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
9576 2008-07-02 Martin Jambor <mjambor@suse.cz>
9578 * tree-switch-conversion.c: Corrected various comments and
9580 (build_constructors): Fixed minor formatting mistakes.
9582 * invoke.texi (Optimize Options): Corrected the
9583 switch-conversion-max-branch-ratio parameter.
9585 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
9587 * final.c (asm_insn_count): Return zero for an empty asm body.
9589 2008-07-02 Richard Guenther <rguenther@suse.de>
9591 * bitmap.h (bitmap_set_bit): Return bool.
9592 (bitmap_clear_bit): Likewise.
9593 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
9594 write to the bitmap if it would.
9595 (bitmap_clear_bit): Likewise.
9596 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
9597 bitmap_set_bit return value.
9598 (add_pred_graph_edge): Likewise.
9599 (add_graph_edge): Likewise.
9600 (do_sd_constraint): Likewise.
9601 (do_ds_constraint): Likewise.
9603 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9605 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
9606 Fix -Wc++-compat and/or -Wcast-qual warnings.
9607 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
9608 gen_regparm_prefix): Likewise.
9609 * vmsdbgout.c (write_modbeg, lookup_filename,
9610 vmsdbgout_source_line, vmsdbgout_init): Likewise.
9612 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
9614 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
9615 defaults.h definition apply.
9617 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9619 * function.c (assign_parm_remove_parallels): New.
9620 (assign_parm_setup_block_p): Do not return true for non-BLKmode
9622 (assign_parm_setup_block): Do not handle them.
9623 (assign_parm_setup_reg, assign_parm_setup_stack): Call
9624 assign_parm_remove_parallels.
9626 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9628 * c-typeck.c (convert_for_assignment): Use
9629 vector_targets_convertible_p.
9630 * c-common.c (vector_targets_convertible_p): New.
9631 * c-common.h (vector_targets_convertible_p): New prototype.
9632 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
9633 opaque_p_V2SI_type_node.
9635 2008-07-01 Steve Ellcey <sje@cup.hp.com>
9637 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
9640 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
9642 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
9643 TFmode constants via two element DImode vector for hosts with
9644 HOST_BITS_PER_WIDE_INT < 64.
9645 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
9646 also for HOST_BITS_PER_WIDE_INT < 64.
9648 2008-07-01 Richard Guenther <rguenther@suse.de>
9650 PR tree-optimization/36666
9651 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
9652 (get_constraint_exp_from_ssa_var): Split into ...
9653 (get_constraint_exp_for_temp): ... this ...
9654 (get_constraint_for_ssa_var): ... and that.
9655 Return constraint expressions for all touched sub-fields
9656 if the results address is not taken.
9657 (process_constraint): Remove assertion that aggregate
9658 assignments do not happen at this place.
9659 (get_constraint_for_component_ref): Add address_p argument.
9660 Return constraint expressions for all touched sub-fields
9661 if the results address is not taken.
9662 (do_deref): Use get_constraint_exp_for_temp.
9663 (get_constraint_for_1): Rename from ...
9664 (get_constraint_for): ... this. Add the old function as wrapper.
9665 (do_structure_copy): Use get_constraint_for_1.
9667 2008-07-01 Martin Jambor <mjambor@suse.cz>
9669 * Makefile.in (tree-switch-conversion.o): Add.
9670 (OBJS-common): Add tree-swtch-conversion.o.
9671 * passes.c (init_optimization_passes): Add pass_convert_switch.
9672 * tree-pass.h: (pass_convert_switch): Add.
9673 * tree-switch-conversion.c: New file.
9674 * gcc.dg/tree-ssa/cswtch.c: New testcase.
9675 * common.opt (ftree-cswtch): New option.
9676 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9677 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9678 * opts.c (decode_options): Set flag_tree_switch_conversion when
9679 optimization level is >= 2.
9680 * doc/invoke.texi (Optimize Options): Added description of
9681 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
9683 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9685 * config/darwin-driver.c (darwin_default_min_version): Fix
9686 -Wc++-compat warnings.
9688 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
9690 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
9693 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9695 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
9697 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9699 PR rtl-optimization/34744
9700 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
9701 (df_scan_free_internal): Free data structures not
9702 allocated in storage pools.
9703 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
9704 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
9705 df_scan_free_mws_vec.
9706 * dse.c (dse_step6): Free offset_map_p and offset_map_n
9709 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
9711 * config/i386/i386.c (contains_aligned_value_p): Return true
9713 (ix86_function_arg_boundary): Return its natural boundary
9715 (return_in_memory_32): Don't check TDmode.
9716 (ix86_split_to_parts): Support splitting into 4 parts and
9717 support TFmode for 32bit target.
9718 (ix86_split_long_move): Support splitting into 4 parts.
9719 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
9721 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
9722 (ix86_init_builtins): Here.
9723 (ix86_scalar_mode_supported_p): Always return true for TFmode.
9724 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
9725 'q' and 'w', respectively.
9727 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
9729 (movtf_internal): Likewise.
9730 (<code>tf2): Likewise.
9731 (*absnegtf2_sse): Likewise.
9732 (copysign<mode>3): Likewise.
9733 (copysign<mode>3_const): Likewise.
9734 (copysign<mode>3_var): Likewise.
9735 (define_split UNSPEC_COPYSIGN): Likewise.
9736 * config/i386/sse.md (*nandtf3): Likewise.
9737 (<code>tf3): Likewise.
9738 (*<code>tf3): Likewise.
9740 2008-06-30 Joey Ye <joey.ye@intel.com>
9741 H.J. Lu <hongjiu.lu@intel.com>
9743 * global.c (compute_regsets): Set frame_pointer_needed here.
9744 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
9746 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9748 * doc/install.texi (specific): Expand Windows build notes.
9750 2008-06-30 Ira Rosen <irar@il.ibm.com>
9752 PR tree-optimization/36648
9753 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
9754 number of prolog iterations by step. Fix the comment.
9756 2008-06-30 Richard Guenther <rguenther@suse.de>
9759 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
9760 handle calls from ECF_MALLOC functions.
9761 (handle_pure_call): ECF_MALLOC functions do not return
9763 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
9765 2008-06-29 Andreas Schwab <schwab@suse.de>
9767 * config/m68k/m68k.c (print_operand): Always print a float
9769 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
9770 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
9773 * config/rs6000/x-linux64: Remove never used file.
9775 2008-06-29 Richard Guenther <rguenther@suse.de>
9777 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
9779 (struct alias_info): Move ...
9780 * tree-ssa-alias.c: ... here.
9781 (update_alias_info): Declare.
9782 (compute_may_aliases): Call it.
9783 (update_alias_info): New function.
9784 * tree-ssa-structalias.c (update_alias_info): Move ...
9785 * tree-ssa-alias.c (update_alias_info_1): ... here.
9786 * tree-ssa-structalias.c (process_constraint_1): Remove
9787 unused from_call argument. Rename to ...
9788 (process_constraint): ... this. Delete old wrapper.
9789 (make_constraint_to): Adjust callers.
9790 (handle_const_call): Likewise.
9791 (handle_pure_call): Likewise.
9792 (init_base_vars): Likewise.
9793 (handle_lhs_call): Likewise. Remove unnecessary constraint.
9794 (find_func_aliases): We don't need structure copies for
9796 (make_constraint_from_anything): Remove.
9797 (create_variable_info_for): For globals make constraints
9798 from escaped, not from anything.
9799 (compute_points_to_sets): Do not call update_alias_info.
9800 (ipa_pta_execute): Use make_constraint_from.
9802 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9804 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
9805 (bitmap.o-warn, dominance.o-warn): New.
9806 * configure.ac (cxx_compat_warn): Delete.
9807 (loose_warn): Add -Wcast-qual and -Wc++-compat.
9808 * system.h: Remove #pragma diagnostic for -Wcast-qual and
9810 * configure: Regenerate.
9812 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
9815 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9817 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
9818 * df-scan.c (df_notes_rescan): Likewise.
9819 * ggc-page.c (set_page_table_entry): Likewise.
9820 * intl.c (gcc_gettext_width): Likewise.
9821 * varasm.c (get_unnamed_section, get_noswitch_section,
9822 get_section): Likewise.
9824 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
9826 * regrename.c (build_def_use): Don't copy RTX.
9828 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
9830 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
9831 (Type Attributes): Fix nesting of @table and @subsection. Adjust
9832 punctuation. Use @ref instead of @xref.
9833 (Function Names): Remove stray @display/@end display.
9834 (C++ Attributes): Use @ref instead of @xref.
9835 (Deprecated Features): Fix punctuation around @xref.
9836 (Backwards Compatibility): Likewise.
9837 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
9839 2008-06-28 Joseph Myers <joseph@codesourcery.com>
9841 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
9842 constants for E500 double.
9844 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9846 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
9847 element type of const_vector.
9849 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
9851 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
9852 Remove FLAGS_REG clobber from expander pattern.
9853 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
9854 (anddi3, andsi3, andhi3, andqi3): Ditto.
9855 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
9856 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
9857 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
9858 (ashlsi3, ashlhi3, ashlqi3): Ditto.
9859 (ashrsi3, ashrhi3, ashrqi3): Ditto.
9860 (lshrsi3, lshrhi3, lshrqi3): Ditto.
9861 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
9862 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
9864 2008-06-28 Richard Guenther <rguenther@suse.de>
9866 * tree-ssa-structalias.c (callused_id, var_callused,
9867 callused_tree): Add.
9868 (handle_pure_call): New function.
9869 (find_func_aliases): Call it.
9870 (find_what_p_points_to): Handle the call-used set.
9871 (clobber_what_escaped): Likewise.
9872 (compute_call_used_vars): New function.
9873 (init_base_vars): Init the call-used variable.
9874 (do_sd_constraint): Do not propagate the solution from CALLUSED
9875 but use CALLUSED as a placeholder.
9876 (solve_graph): Likewise.
9877 * tree-flow-inline.h (gimple_call_used_vars): New function.
9878 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
9879 (compute_call_used_vars): Declare.
9880 * tree-ssa-alias.c (set_initial_properties): Call
9881 compute_call_used_vars.
9882 (reset_alias_info): Clear call-used variables.
9883 (add_call_clobber_ops): Assert we are not called for const/pure
9884 functions. Remove handling of them.
9885 (add_call_read_ops): Handle pure functions by adding the
9886 call-used set of variables as VUSEs.
9887 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
9888 (delete_tree_ssa): Free it.
9889 * tree-dfa.c (remove_referenced_var): Clear the var from the
9892 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
9894 * tree.c (build_varargs_function_type_list): New.
9895 (build_function_type_list_1): New.
9896 (build_function_type_list): Use build_function_type_list_1.
9897 * tree.h (build_varargs_function_type_list): New.
9899 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9902 * config/spu/spu.c (spu_builtin_splats): Do not generate
9903 invalid CONST_VECTOR expressions.
9904 (spu_expand_vector_init): Likewise.
9906 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
9908 * optabs.c (libfunc_decls): New variable.
9909 (libfunc_decl_hash, libfunc_decl_eq): New functions.
9910 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
9911 for the same function twice.
9913 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
9915 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
9916 ix86_expand_binary_operator directly.
9917 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
9919 (*ashrti3_1): Ditto.
9920 (*lshrti3_1): Ditto.
9921 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
9922 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
9923 using only one splitter. Conditionaly execute splitter before or
9924 after peephole2 pass.
9925 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
9926 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
9927 Use only one alternative in asm template.
9928 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
9930 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
9931 "J" operand constraint for operand 2.
9932 (*ashldi3_cconly_rex64): Ditto.
9933 (*ashrdi3_cmp_rex64): Ditto.
9934 (*ashrdi3_cconly_rex64): Ditto.
9935 (*lshrdi3_cmp_rex64): Ditto.
9936 (*lshrdi3_cconly_rex64): Ditto.
9937 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
9938 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
9939 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
9942 2008-06-27 Jakub Jelinek <jakub@redhat.com>
9944 * gimplify.c (omp_is_private): Don't return true if decl is not
9945 already private on #pragma omp for or #pragma omp parallel for.
9948 * tree-cfg.c (struct move_stmt_d): Replace block field with
9949 orig_block and new_block fields.
9950 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
9951 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
9952 (move_block_to_fn): Replace vars_map and new_label_map arguments
9953 with struct move_stmt_d pointer.
9954 (replace_block_vars_by_duplicates): New function.
9955 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
9956 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
9957 all subblocks of ORIG_BLOCK to the new function. Call
9958 replace_block_vars_by_duplicates.
9959 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
9960 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
9961 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
9962 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
9963 (expand_omp): Temporarily set input_location to the location of
9964 region's controlling stmt.
9965 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
9966 BIND_EXPR, push ctx->block_vars and gimplification vars into
9967 the BIND_EXPR and its block's BLOCK_VARS instead of directly
9969 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
9970 there are any BLOCK_VARS.
9971 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
9972 OMP_PARALLEL or OMP_TASK stmt.
9973 (lower_omp): Save and restore input_location around the lower_omp_1
9976 2008-06-27 Richard Guenther <rguenther@suse.de>
9978 PR tree-optimization/36400
9979 PR tree-optimization/36373
9980 PR tree-optimization/36344
9981 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
9982 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
9983 (update_alias_info): Remove call clobbering code.
9984 (make_constraint_to): New helper function.
9985 (make_escape_constraint): Likewise.
9986 (handle_rhs_call): Use it on all pointer containing arguments.
9987 Also mark the static chain escaped.
9988 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
9989 instead of ANYTHING.
9990 (make_constraint_from): New helper split out from ...
9991 (make_constraint_from_anything): ... here.
9992 (find_func_aliases): Add constraints for escape sites.
9993 (intra_create_variable_infos): Make constraints from NONLOCAL
9995 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
9997 (clobber_what_p_points_to): Remove.
9998 (clobber_what_escaped): New function.
9999 (init_base_vars): Init NONLOCAL and ESCAPED.
10000 (do_sd_constraint): Do not propagate the solution from ESCAPED
10001 but use ESCAPED as a placeholder.
10002 (solve_graph): Likewise.
10003 * tree-flow.h (clobber_what_p_points_to): Remove.
10004 (clobber_what_escaped): Declare.
10005 * tree-ssa-alias.c (set_initial_properties): Call it.
10006 Remove code clobbering escaped pointers.
10008 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10010 * function.c (allocate_struct_function): Only allocate a unique
10011 funcdef_no if the decl is nonzero.
10013 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10015 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10016 * config/mips/mips.c (mips_split_const_insns): New function.
10017 * config/mips/mips.md (move_type): New attribute.
10018 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10019 (dword_mode): New attribute.
10020 (type): Avoid long line. Map "move_type"s to "type"s,
10021 choosing "multi" for doubleword moves if appropriate.
10022 Swap MTC/MFC comments to match their declaration order.
10023 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10024 "type" is "branch" or "jal" is "direct".
10025 (length): Handle "extended_mips16" first. Make the default
10026 "0" for "ghost" instructions. Set the length from "move_type".
10027 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10028 of "type", with "sll0" for the register alternative. Remove the
10029 "extended_mips16" attribute.
10030 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10031 of "type", with "shift_shift" for the register alternative.
10032 Remove the "length" attribute.
10033 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10034 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10035 of "type", with "andi" for the register alternative.
10036 (*zero_extendqihi2): Likewise.
10037 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10038 of "andi" instead of a "type" of "arith".
10039 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10041 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10042 (mov_<store>r, *mov<mode>_ra): Likewise.
10043 (extendsidi2): Use "move_type" instead of "type", with "move"
10044 for the register alternative.
10045 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10046 of "type", with "signext" for the register alternative.
10047 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10048 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10049 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10050 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10051 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10052 (unnamed branch insn): Likewise.
10053 (*movdi_gp32_fp64): Fold into...
10054 (*movdi_32bit): ...here.
10055 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10056 (*movdf_hardfloat): ...this new pattern.
10057 (*movdf_softfloat): Remove redundant FPR alternatives.
10058 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10059 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10060 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10061 the "move" attribute.
10062 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10063 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10064 and "store" for COP loads and stores.
10065 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10066 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10067 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10068 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10069 (*movtf_mips16, *movv2sf): Likewise.
10070 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10071 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10072 (mfhc1<mode>): Use "move_type" instead of "move".
10073 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10074 (loadgp_blockage): Remove the "length" attribute.
10075 (blockage, set_got_version, update_got_version): Likewise.
10076 (call_internal): Remove the "extended_mips16" attribute.
10077 (call_value_internal, call_value_multiple_internal): Likewise.
10078 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10080 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10081 the "length" attribute.
10083 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10085 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10086 -Wcast-qual warnings.
10087 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10088 handle_pragma_pop_macro): Likewise.
10089 * collect2.c (resolve_lib_name): Likewise.
10090 * config/arc/arc.c (arc_init): Likewise.
10091 * config/arm/arm.c (neon_builtin_compare,
10092 locate_neon_builtin_icode): Likewise.
10093 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10094 * config/bfin/bfin.c (bfin_init_machine_status,
10095 bfin_optimize_loop): Likewise.
10096 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10097 * config/cris/cris.c (cris_init_expanders): Likewise.
10098 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10099 * config/darwin.c (machopic_indirection_eq,
10100 machopic_indirection_name, machopic_output_indirection): Likewise.
10101 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10102 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10103 frv_optimize_membar): Likewise.
10104 * config/i386/cygwin.h (mingw_scan,
10105 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10106 * config/i386/cygwin1.c (mingw_scan): Likewise.
10107 * config/i386/i386.c (machopic_output_stub): Likewise.
10108 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10109 i386_pe_unique_section): Likewise.
10110 * config/ia64/ia64.c (ia64_init_machine_status,
10111 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10113 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10114 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10115 * config/m68k/m68k.c (m68k_handle_option,
10116 m68k_sched_md_init_global): Likewise.
10117 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10118 mcore_unique_section): Likewise.
10119 * config/mips/mips.c (mips_block_move_straight,
10120 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10122 * config/mmix/mmix.c (mmix_init_machine_status,
10123 mmix_encode_section_info): Likewise.
10124 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10125 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10126 print_operand_address, output_toc, redefine_groups,
10127 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10128 * config/s390/s390.c (s390_init_machine_status): Likewise.
10129 * config/score/score.c (score_block_move_straight,
10130 score_block_move_loop_body): Likewise.
10131 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10132 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10133 * emit-rtl.c (find_auto_inc): Likewise.
10134 * gcc.c (translate_options, process_command): Likewise.
10135 * reorg.c (dbr_schedule): Likewise.
10136 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10137 * xcoffout.c (xcoffout_declare_function): Likewise.
10139 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10141 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10142 ipa-pta working again.
10144 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10146 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10149 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10151 * config.gcc (powerpc*-*-*): Add new core e500mc.
10152 * config/rs6000/e500mc.md: New file.
10153 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10155 (rs6000_override_options): Add e500mc case to
10156 processor_target_table. Altivec and Spe options not allowed
10157 with e500mc. Add isel instruction to e500mc by
10158 default. Initialize rs6000_cost for e500mc.
10159 (rs6000_issue_rate): Set issue rate for e500mc.
10160 * config/rs6000/rs6000.h (processor_type): Add
10161 PROCESSOR_PPCE500MC.
10162 (ASM_CPU_SPEC): Add e500mc.
10163 Set TARGET_ISEL to rs6000_isel.
10164 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10165 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10166 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10168 * doc/invoke.texi: Add e500mc to list of cpus.
10170 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10173 * c-lex.c (lex_charconst): Initialize unsignedp.
10175 2008-06-27 Olivier Hainque <hainque@adacore.com>
10177 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
10178 documented assumptions.
10180 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
10182 * dwarf2out.c: Remove trailing white spaces. Break long line
10185 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
10187 * libfuncs.h (LTI_synchronize): New libfunc_index.
10188 (synchronize_libfunc): Declare.
10189 * builtins.c (expand_builtin_synchronize): Consider using
10190 synchronize_libfunc before falling back on an asm blockage.
10191 * config/mips/mips.c: Include libfuncs.h
10192 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
10194 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
10196 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
10197 parameter. Copy stack_reg to r11 where appropriate.
10198 (no_global_regs_above): Add gpr parameter.
10199 (rs6000_stack_info): Only add padding for SPE save area if we
10200 are saving SPE GPRs and CR.
10201 (saveres_routine_syms): New variable.
10202 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
10204 (rs6000_savres_routine_sym): New function.
10205 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
10207 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
10208 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
10209 Tweak FPR out-of-line saving.
10210 (rs6000_make_savres_rtx): New function.
10211 (rs6000_use_multiple_p): New function.
10212 (rs6000_savres_strategy): New function.
10213 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
10214 out-of-line if appropriate.
10215 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
10216 if we are optimizing for size.
10217 (GP_SAVE_INLINE): Define.
10218 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
10219 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
10220 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
10221 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
10222 (*save_fpregs_<mode>): Add use of r11.
10223 (*restore_gpregs_<mode>): New insn.
10224 (*return_and_restore_gpregs_<mode>): New insn.
10225 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
10227 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
10228 (*restore_gpregs_spe): New insn.
10229 (*return_and_restore_gpregs_spe): New insn.
10230 * config/rs6000/predicates.md (save_world_operation): Fix check.
10232 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10234 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
10235 this point, so assert that.
10237 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10239 * cfganal.c: Include vec.h and vecprim.h.
10240 (compute_idf): Import from...
10241 * tree-into-ssa (compute_idf): ...here.
10242 * basic-block.h (compute_idf): Export.
10244 2008-06-26 Joseph Myers <joseph@codesourcery.com>
10246 * c-decl.c (merge_decls): Use !current_function_decl to check for
10247 extern declaration of C99 inline function being at file scope.
10249 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
10251 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
10253 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10255 * alias.c (record_alias_subset, init_alias_analysis): Fix
10256 -Wc++-compat and/or -Wcast-qual warnings.
10257 * attribs.c (lookup_attribute_spec): Likewise.
10258 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
10259 copy_bb, connect_traces,
10260 find_rarely_executed_basic_blocks_and_cr): Likewise.
10261 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
10262 note_btr_set, migrate_btr_defs): Likewise.
10263 * builtins.c (result_vector, expand_builtin_memcpy,
10264 expand_builtin_mempcpy_args, expand_builtin_strncpy,
10265 builtin_memset_read_str, expand_builtin_printf,
10266 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
10268 * caller-save.c (mark_set_regs): Likewise.
10269 * calls.c (expand_call, emit_library_call_value_1): Likewise.
10270 * cgraph.c (cgraph_edge): Likewise.
10271 * combine.c (likely_spilled_retval_1): Likewise.
10272 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
10273 htab_counts_entry_del, get_coverage_counts): Likewise.
10274 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
10275 new_cselib_val): Likewise.
10276 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
10277 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
10279 * df-core.c (df_compact_blocks): Likewise.
10280 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
10281 * df-scan.c (df_grow_reg_info, df_ref_create,
10282 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
10283 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
10284 df_record_entry_block_defs, df_record_exit_block_uses,
10285 df_bb_verify): Likewise.
10286 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
10287 DF_REF_EXTRACT_MODE_CONST): New.
10288 * dominance.c (get_immediate_dominator, get_dominated_by,
10289 nearest_common_dominator, root_of_dom_tree,
10290 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
10291 -Wc++-compat and/or -Wcast-qual warnings.
10292 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
10293 record_store, replace_read, check_mem_read_rtx, scan_insn,
10294 dse_step1, dse_record_singleton_alias_set): Likewise.
10295 * dwarf2asm.c (dw2_force_const_mem): Likewise.
10297 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10299 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
10300 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
10301 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
10302 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
10303 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
10304 add_ranges_num, add_ranges_by_labels, file_info_cmp,
10305 file_name_acquire, output_file_names, add_const_value_attribute,
10306 premark_used_types_helper, file_table_eq, file_table_hash,
10307 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
10308 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
10309 -Wcast-qual warnings.
10310 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
10311 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
10312 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
10313 gen_reg_rtx, start_sequence, init_emit): Likewise.
10314 * et-forest.c (et_new_occ, et_new_tree): Likewise.
10315 * except.c (init_eh_for_function, gen_eh_region,
10316 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
10317 arh_to_landing_pad, arh_to_label, add_action_record,
10318 add_call_site, switch_to_exception_section): Likewise.
10319 * expmed.c (synth_mult): Likewise.
10320 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
10321 store_expr): Likewise.
10322 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
10324 * function.c (assign_stack_temp_for_type,
10325 allocate_struct_function, match_asm_constraints_1): Likewise.
10326 * gcov-io.c (gcov_allocate): Likewise.
10327 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
10328 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
10329 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
10330 record_one_set, insert_expr_in_table, insert_set_in_table,
10331 dump_hash_table, compute_hash_table_work, alloc_hash_table,
10332 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
10333 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
10334 -Wcast-qual warnings.
10336 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10338 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
10339 -Wcast-qual warnings.
10340 * gcc.c (process_command): Likewise.
10341 * genattrtab.c (oballoc): Use XOBNEW.
10342 (oballocvec): Define.
10343 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
10344 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
10345 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
10346 -Wc++-compat and/or -Wcast-qual warnings.
10347 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
10348 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
10349 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
10350 gen_presence_absence_set, gen_automaton, gen_regexp_el,
10351 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
10352 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
10353 add_excls, process_presence_absence_names,
10354 process_presence_absence_patterns, add_presence_absence,
10355 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
10356 get_free_state, add_arc, get_free_automata_list_el,
10357 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
10358 transform_3, cache_presence, create_ainsns, create_automata,
10359 create_state_ainsn_table, dfa_insn_code_enlarge,
10360 output_trans_func, output_min_issue_delay_func,
10361 output_dead_lock_func, output_reset_func,
10362 output_get_cpu_unit_code_func, output_dfa_start_func,
10363 expand_automata): Likewise.
10364 * genextract.c (gen_insn): Likewise.
10365 * gengtype-lex.l: Likewise.
10366 * gengtype.c (read_input_list, adjust_field_type,
10367 process_gc_options): Likewise.
10368 * genoutput.c (note_constraint): Likewise.
10369 * genpreds.c (mangle, add_constraint): Likewise.
10370 * genrecog.c (process_define_predicate, new_decision,
10371 add_to_sequence): Likewise.
10372 * gensupport.c (record_insn_name): Likewise.
10374 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10376 * config/i386/driver-i386.c (detect_caches_amd,
10377 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
10378 and/or -Wcast-qual warnings.
10379 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
10380 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
10381 gt_pch_save): Likewise.
10382 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
10383 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
10384 * global.c (compute_regsets): Likewise.
10385 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
10386 finish_graph_dump_file): Likewise.
10387 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
10388 unlink_bb_notes): Likewise.
10389 * integrate.c (get_hard_reg_initial_val): Likewise.
10390 * ipa-prop.c (ipa_push_func_to_list): Likewise.
10391 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
10392 * local-alloc.c (update_equiv_regs): Likewise.
10393 * loop-invariant.c (check_invariant_table_size,
10394 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
10396 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
10397 altered_reg_used, mark_altered): Likewise.
10398 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
10399 insert_var_expansion_initialization,
10400 combine_var_copies_in_loop_exit, apply_opt_in_copies,
10401 release_var_copies): Likewise.
10402 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
10403 analyze_matrix_decl, add_allocation_site, analyze_transpose,
10404 analyze_accesses_for_phi_node, check_var_notmodified_p,
10405 check_allocation_function, find_sites_in_func,
10406 record_all_accesses_in_func, transform_access_sites,
10407 transform_allocation_sites): Likewise.
10408 * omp-low.c (new_omp_region, create_omp_child_function_name,
10409 check_omp_nesting_restrictions, check_combined_parallel,
10410 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
10411 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
10412 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
10413 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
10415 * opts-common.c (prune_options): Likewise.
10416 * opts.c (add_input_filename, print_filtered_help,
10417 get_option_state): Likewise.
10418 * params.c (add_params): Likewise.
10419 * passes.c (set_pass_for_id, next_pass_1,
10420 do_per_function_toporder, pass_fini_dump_file): Likewise.
10421 * postreload.c (reload_cse_simplify_operands): Likewise.
10422 * predict.c (tree_predicted_by_p, tree_predict_edge,
10423 clear_bb_predictions, combine_predictions_for_bb): Likewise.
10425 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10427 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
10429 * recog.c (check_asm_operands, validate_change_1): Likewise.
10430 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
10431 subst_asm_stack_regs): Likewise.
10432 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
10433 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
10434 * regmove.c (reg_is_remote_constant_p): Likewise.
10435 * regrename.c (regrename_optimize, scan_rtx_reg,
10436 kill_clobbered_value, kill_set_value, kill_autoinc_value):
10438 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
10439 regstat_compute_calls_crossed): Likewise.
10440 * reload1.c (init_reload, new_insn_chain,
10441 has_nonexceptional_receiver, reload, copy_reloads,
10442 calculate_needs_all_insns, init_elim_table): Likewise.
10443 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
10444 * rtl.c (shallow_copy_rtx_stat): Likewise.
10445 * rtlanal.c (parms_set): Likewise.
10446 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
10447 sbitmap_resize, sbitmap_vector_alloc): Likewise.
10448 * sched-ebb.c (earliest_block_with_similiar_load,
10449 add_deps_for_risky_insns): Likewise.
10450 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
10451 schedule_region): Likewise.
10452 * see.c (eq_descriptor_pre_extension,
10453 hash_descriptor_pre_extension, hash_del_pre_extension,
10454 eq_descriptor_properties, hash_descriptor_properties,
10455 hash_del_properties, see_seek_pre_extension_expr,
10456 see_initialize_data_structures, see_print_register_properties,
10457 see_print_pre_extension_expr, see_delete_merged_def_extension,
10458 see_delete_unmerged_def_extension, see_emit_use_extension,
10459 see_pre_delete_extension, see_map_extension, see_commit_changes,
10460 see_analyze_merged_def_local_prop,
10461 see_analyze_merged_def_local_prop,
10462 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
10463 see_set_prop_merged_def, see_set_prop_unmerged_def,
10464 see_set_prop_unmerged_use, see_print_one_extension,
10465 see_merge_one_use_extension, see_merge_one_def_extension,
10466 see_store_reference_and_extension, see_update_uses_relevancy,
10467 see_update_defs_relevancy): Likewise.
10468 * statistics.c (hash_statistics_hash, hash_statistics_eq,
10469 hash_statistics_free, curr_statistics_hash): Likewise.
10470 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
10471 expand_asm_operands, expand_return, case_bit_test_cmp,
10472 expand_case): Likewise.
10473 * stor-layout.c (start_record_layout): Likewise.
10474 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
10475 gt_pch_save_stringpool): Likewise.
10476 * tree-data-ref.c (hash_stmt_vertex_info,
10477 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
10478 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
10480 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
10483 * config/i386/i386.md : Change constraints of HImode and QImode
10484 immediate operands from "i" to "n". Change SImode "ni" constraint to
10485 "i" and SImode "rmi" constraint to "g". Remove all constraints
10486 from const0_operand and const1_operand predicated operands.
10487 (i): Change QImode and HImode attribute from "i" to "n".
10488 (*subqi_2): Change HImode operands to QImode.
10491 2008-06-25 Olivier Hainque <hainque@adacore.com>
10493 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
10496 2008-06-25 Richard Guenther <rguenther@suse.de>
10498 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
10499 not overflow the result type.
10501 2008-06-25 Richard Guenther <rguenther@suse.de>
10503 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
10504 (vn_lookup): Likewise.
10506 2008-06-25 Richard Guenther <rguenther@suse.de>
10508 PR tree-optimization/35518
10509 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
10510 * tree-sra.c (instantiate_element): Use fold_build3 to build
10512 (try_instantiate_multiple_fields): Likewise.
10514 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10516 * config/rs6000/rs6000.md: Change all string instruction's clobber to
10519 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10521 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
10522 use_backchain_to_restore_sp to true
10523 if the offset of the link register save area would go over the 32k - 1
10524 offset limit of the load
10527 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
10529 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
10530 anchor for the type-punning blurb. Cross-reference "Structures
10531 unions enumerations and bit-fields implementation". Provide a
10532 cast-through-pointer example. Make final sentence self-contained.
10533 * doc/implement-c.texi (Structures unions enumerations and
10534 bit-fields implementation): Cross-reference the type-punning blurb
10535 in the -fstrict-aliasing documentation.
10537 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10539 PR middle-end/36594
10540 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
10541 the memory instead of the memory itself for the save area.
10543 2008-06-24 Olivier Hainque <hainque@adacore.com>
10544 Nicolas Roche <roche@adacore.com>
10546 * gengtype.c (srcdir_len): size_t instead of int.
10547 (get_file_realbasename): New function. For F a filename, the real
10548 basename of F, with all the path components stripped.
10549 (get_file_srcdir_relative_path): New function. For F a filename, the
10550 relative path to F from $(srcdir).
10551 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
10552 get_file_realbasename. Adjust the head comment.
10553 (get_prefix_langdir_index): New function. For F a filename, return the
10554 lang_dir_names[] relative index of the language directory that is
10556 (get_file_langdir): For F a filename, return the name of the language
10557 directory where F is located.
10558 (get_file_gtfilename): New function. The gt- output file name for an
10560 (get_output_file_with_visibility): Replace in-line computations with
10561 uses of get_file_gtfilename and get_prefix_langdir_index.
10562 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
10564 2008-06-24 Jakub Jelinek <jakub@redhat.com>
10566 PR tree-optimization/36504
10567 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
10568 references without base address.
10570 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10572 PR middle-end/36584
10573 * calls.c (expand_call): Increase alignment for recursive functions.
10575 2008-06-23 Anatoly Sokolov <aesok@post.ru>
10577 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
10578 (TARGET_FUNCTION_VALUE): New define.
10579 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
10580 * config/avr/avr.h (FUNCTION_VALUE): Remove.
10582 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10584 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
10585 (fmod<mode>3): Ditto.
10586 (remainderxf3): Ditto.
10587 (remainder<mode>3): Ditto.
10589 2008-06-23 Jakub Jelinek <jakub@redhat.com>
10592 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
10593 REG is a hard register.
10595 PR tree-optimization/36508
10596 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
10597 499, don't check it at all in release compilers.
10599 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10601 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
10602 together with SSE_TARGET_MATH to disable insn pattern.
10603 (*fop_<MODEF:mode>_2_i387): Ditto.
10604 (*fop_<MODEF:mode>_3_i387): Ditto.
10606 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
10608 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
10610 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10612 PR middle-end/34906
10613 * gimplify.c (gimplify_asm_expr): Check the return code of
10614 parse_output_constraint call, set function return and is_inout
10615 value if it failed.
10617 2008-06-22 Ian Lance Taylor <iant@google.com>
10619 * c-lex.c (narrowest_unsigned_type): Change itk to int.
10620 (narrowest_signed_type): Likewise.
10621 * c-typeck.c (c_common_type): Change local variable mclass to enum
10623 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
10624 tcc_comparison, not the tree code itself.
10625 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
10626 (c_expand_expr): Cast modifier to enum expand_modifier.
10627 * c-common.h (C_RID_CODE): Add casts.
10628 (C_SET_RID_CODE): Define.
10629 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
10630 (c_lex_one_token): Add cast to avoid warning.
10631 (c_parser_objc_type_name): Rename local typename to type_name.
10632 (check_no_duplicate_clause): Change code parameter to enum
10634 (c_parser_omp_var_list_parens): Change kind parameter to enum
10636 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
10637 c_parser_omp_list_var_parens.
10638 (c_parser_omp_threadprivate): Likewise.
10639 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
10640 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
10641 * c-format.c (NO_FMT): Define.
10642 (printf_length_specs): Use NO_FMT.
10643 (asm_fprintf_length_specs): Likewise.
10644 (gcc_diag_length_specs): Likewise.
10645 (scanf_length_specs): Likewise.
10646 (strfmon_length_specs): Likewise.
10647 (gcc_gfc_length_specs): Likewise.
10648 (printf_flag_specs): Change 0 to STD_C89.
10649 (asm_fprintf_flag_specs): Likewise.
10650 (gcc_diag_flag_specs): Likewise.
10651 (gcc_cxxdiag_flag_specs): Likewise.
10652 (scanf_flag_specs): Likewise.
10653 (strftime_flag_specs): Likewise.
10654 (strfmon_flag_specs): Likewise.
10655 (print_char_table): Likewise.
10656 (asm_fprintf_char_table): Likewise.
10657 (gcc_diag_char_table): Likewise.
10658 (gcc_tdiag_char_table): Likewise.
10659 (gcc_cdiag_char_table): Likewise.
10660 (gcc_cxxdiag_char_table): Likewise.
10661 (gcc_gfc_char_table): Likewise.
10662 (scan_char_table): Likewise.
10663 (time_char_table): Likewis.
10664 (monetary_char_table): Likewise.
10665 * c-format.h (BADLEN): Likewise.
10667 2008-06-21 Ian Lance Taylor <iant@google.com>
10669 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
10670 Define END_OF_BASE_TREE_CODES around inclusion.
10671 * tree.c (tree_code_type): New global array.
10672 (tree_code_length, tree_code_name): Likewise.
10673 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
10674 $(lang_tree_files).
10675 (all-tree.def, s-alltree): New targets.
10676 (gencheck.h, s-gencheck): Remove.
10677 (tree.o): Depend upon all-tree.def.
10678 (build/gencheck.o): Remove gencheck.h dependency.
10679 (mostlyclean): Don't remove gencheck.h.
10680 * c-common.h (enum c_tree_code): Remove.
10681 * c-lang.c (tree_code_type): Remove.
10682 (tree_code_length, tree_code_name): Remove.
10683 * gencheck.c (tree_codes): Include all-tree.def, rather than
10684 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
10686 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
10688 * cp/cp-tree.h (enum cplus_tree_code): Remove.
10689 (operator_name_info): Size to MAX_TREE_CODES.
10690 (assignment_operator_name_info): Likewise.
10691 * cp/cp-lang.c (tree_code_type): Remove.
10692 (tree_code_length, tree_code_name): Remove.
10693 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
10694 (assignment_operator_name_info): Likewise.
10695 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
10697 * cp/mangle.c (write_expression): Likewise.
10698 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
10699 * fortran/f95-lang.c (tree_code_type): Remove.
10700 (tree_code_length, tree_code_name): Remove.
10701 * java/java-tree.h (enum java_tree_code): Remove.
10702 * java/lang.c (tree_code_type): Remove.
10703 (tree_code_length, tree_code_name): Remove.
10704 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
10705 * objc/objc-act.h (enum objc_tree_code): Remove.
10706 * objc/objc-lang.c (tree_code_type): Remove.
10707 (tree_code_length, tree_code_name): Remove.
10708 * objcp/objcp-lang.c (tree_code_type): Remove.
10709 (tree_code_length, tree_code_name): Remove.
10710 * ada/ada-tree.h (enum gnat_tree_code): Remove.
10711 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
10712 * ada/misc.c (tree_code_type): Remove.
10713 (tree_code_length, tree_code_name): Remove.
10715 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
10717 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
10718 the grand_bitmap_obstack.
10720 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10722 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
10723 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
10724 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
10725 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
10726 move_stmt_r, new_label_mapper): Likewise.
10727 * tree-complex.c (cvc_lookup): Likewise.
10728 * tree-dfa.c (create_function_ann): Likewise.
10729 * tree-dump.c (dump_register): Likewise.
10730 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
10731 find_phi_replacement_condition): Likewise.
10732 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
10733 tree_function_versioning): Likewise.
10734 * tree-into-ssa.c (cmp_dfsnum): Likewise.
10735 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
10736 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
10737 get_nonlocal_debug_decl, convert_nonlocal_reference,
10738 convert_nonlocal_omp_clauses, get_local_debug_decl,
10739 convert_local_reference, convert_local_omp_clauses,
10740 convert_nl_goto_reference, convert_nl_goto_receiver,
10741 convert_tramp_reference, convert_call_expr): Likewise.
10742 * tree-outof-ssa.c (contains_tree_r): Likewise.
10743 * tree-parloops.c (reduction_phi, initialize_reductions,
10744 eliminate_local_variables_1, add_field_for_reduction,
10745 add_field_for_name, create_phi_for_local_result,
10746 create_call_for_reduction_1, create_loads_for_reductions,
10747 create_stores_for_reduction, create_loads_and_stores_for_name):
10749 * tree-phinodes.c (allocate_phi_node): Likewise.
10750 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
10751 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
10752 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
10753 * tree-ssa-coalesce.c (compare_pairs): Likewise.
10754 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
10755 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
10756 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
10757 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
10758 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
10759 vn_nary_op_insert): Likewise.
10760 * tree-ssa.c (redirect_edge_var_map_add,
10761 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
10762 * tree-vectorizer.c (vectorize_loops): Likewise.
10763 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
10764 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
10765 tree_cons_stat, build1_stat, build_variant_type_copy,
10766 decl_init_priority_lookup, decl_fini_priority_lookup,
10767 decl_priority_info, decl_restrict_base_lookup,
10768 decl_restrict_base_insert, decl_debug_expr_lookup,
10769 decl_debug_expr_insert, decl_value_expr_lookup,
10770 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
10771 type_hash_add, get_file_function_name, tree_check_failed,
10772 tree_not_check_failed, tree_range_check_failed,
10773 omp_clause_range_check_failed, build_omp_clause,
10774 build_vl_exp_stat): Likewise.
10775 * value-prof.c (gimple_histogram_value,
10776 gimple_duplicate_stmt_histograms): Likewise.
10777 * var-tracking.c (attrs_list_insert, attrs_list_copy,
10778 unshare_variable, variable_union_info_cmp_pos, variable_union,
10779 dataflow_set_different_1, dataflow_set_different_2,
10780 vt_find_locations, variable_was_changed, set_variable_part,
10781 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
10782 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
10783 section_entry_hash, object_block_entry_eq,
10784 object_block_entry_hash, create_block_symbol,
10785 initialize_cold_section_name, default_function_rodata_section,
10786 strip_reg_name, set_user_assembler_name, const_desc_eq,
10787 build_constant_desc, output_constant_def, lookup_constant_def,
10788 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
10789 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
10790 default_internal_label): Likewise.
10791 * varray.c (varray_init, varray_grow): Likewise.
10792 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
10794 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
10796 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
10797 operators for "test" insn. Macroize insn using SWI mode macro.
10798 (*jcc_fused_2): Ditto.
10799 (*jcc_fused_3): Macroize insn using SWI mode macro.
10800 (*jcc_fused_4): Ditto.
10802 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
10804 * tree-ssa-pre.c: Fix typo in comment.
10805 (init_antic, fini_antic): Add explicit funtions for
10806 initializing and deinitializing ANTIC and AVAIL sets.
10807 (create_expression_by_pieces): Fix typo in comment.
10808 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
10809 (execute_pre): Eventually dump details about ANTIC_IN.
10811 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10813 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
10814 * gcc.c (translate_options, init_spec, store_arg, read_specs,
10815 add_to_obstack, file_at_path, find_a_file, execute,
10816 add_preprocessor_option, add_assembler_option, add_linker_option,
10817 process_command, insert_wrapper, do_option_spec, do_self_spec,
10818 spec_path, do_spec_1, is_directory, main, used_arg,
10819 getenv_spec_function): Likewise.
10820 * tlink.c (symbol_hash_lookup, file_hash_lookup,
10821 demangled_hash_lookup, symbol_push, file_push, frob_extension):
10824 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10826 * doc/rtl.texi: Updated subreg section.
10828 2008-06-19 Jakub Jelinek <jakub@redhat.com>
10831 * cgraphunit.c (cgraph_process_new_functions): Don't clear
10832 node->needed and node->reachable.
10833 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
10834 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
10835 (expand_task_call): Don't call expand_task_copyfn.
10836 (expand_task_copyfn): Renamed to...
10837 (finalize_task_copyfn): ... this.
10839 2008-06-19 Jan Hubicka <jh@suse.cz>
10841 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
10842 clobbering framepointer.
10844 2008-06-19 Jan Hubicka <jh@suse.cz>
10846 * tree-optimize.c (execute_early_local_optimizations): Set
10847 cgraph_state only at first invocation.
10849 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10851 * system.h (-Wc++-compat): Activate as a warning, no an error.
10853 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10855 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
10856 instead of "#" in insn asm template.
10857 (*jcc_fused_2): Ditto.
10859 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10861 * config/i386/i386.h (ix86_tune_indices)
10862 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
10863 (TARGET_FUSE_CMP_AND_BRANCH): New define.
10864 * config/i386/i386.md (*jcc_fused_1): New insn pattern
10865 (*jcc_fused_2): Ditto.
10866 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
10867 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
10868 (print operand): Handle 'E' and 'e' code.
10870 2008-06-19 Anatoly Sokolov <aesok@post.ru>
10872 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
10873 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10874 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10876 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
10878 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
10880 (cgraph_expand_function): Use local copy of decl.
10881 (cgraph_expand_all_functions): Remove redundant initialization of
10883 (cgraph_optimize): Reword internal_error message.
10885 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
10887 * arm-protos.h (arm_return_in_memory): Remove public
10888 arm_return_in_memory() prototype.
10889 * arm.c (arm_return_in_memory): Add static prototype, add target
10890 hook macro, change definition and comments.
10891 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
10893 2008-06-19 Ben Elliston <bje@au.ibm.com>
10895 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
10896 real.c: Remove references to IEEE 754R.
10897 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
10898 * doc/libgcc.texi (Decimal float library routines): Likewise.
10900 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10902 * targhooks.h (struct gcc_target): New member unwind_word_mode.
10903 (default_unwind_word_mode): Add prototype.
10904 * targhooks.c (default_unwind_word_mode): New function.
10905 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
10906 instead of word_mode.
10907 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
10908 (TARGET_INITIALIZER): Use it.
10910 * c-common.c (handle_mode_attribute): Support "unwind_word"
10912 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
10914 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
10915 word_mode to access SjLj_Function_Context member "data".
10916 (sjlj_emit_dispatch_table): Likewise. Also, perform type
10917 conversion from targetm.eh_return_filter_mode () to
10918 targetm.unwind_word_mode () if they differ.
10920 * builtin-types.def (BT_UNWINDWORD): New primitive type.
10921 (BT_FN_UNWINDWORD_PTR): New function type.
10922 (BT_FN_WORD_PTR): Remove.
10923 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
10924 * except.c (expand_builtin_extend_pointer): Convert pointer to
10925 targetm.unwind_word_mode () instead of word_mode.
10927 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
10928 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
10929 (spu_unwind_word_mode): New function.
10930 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
10931 (TARGET_UNWIND_WORD_MODE): Define.
10932 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
10934 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10936 * config/spu/spu.c (reg_align): Remove.
10937 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
10938 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
10939 (spu_split_store): Likewise.
10941 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
10943 * gcc/tree-vn.c: Fix typo in comment.
10945 2008-06-18 Jan Hubicka <jh@suse.cz>
10947 * cgraphunit.c (cgraph_optimize): Output debug info when doing
10948 toplevel reorder too.
10950 2008-06-18 Jan Hubicka <jh@suse.cz>
10952 * c-opts.c (c_common_post_options): PCH is not compatible with
10954 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
10955 -fno-toplevel-reorder by default now.
10957 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10959 PR documentation/30739
10960 * doc/install.texi (Prerequisites): Document dependency on awk.
10962 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
10963 Ian Lance Taylor <iant@google.com>
10965 PR rtl-optimization/35604
10966 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
10967 only want to change jump destinations, not eventual label comparisons.
10969 2008-06-16 Jan Hubicka <jh@suse.cz>
10971 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
10973 (cgraph_analyze_function): Likewise.
10975 2008-06-16 Jan Hubicka <jh@suse.cz>
10977 * cgraph.h (cgraph_mark_if_needed): New function.
10978 * cgraphunit.c (cgraph_mark_if_needed): New function.
10979 * c-decl.c (duplicate_decl): Use it.
10981 2008-06-16 Jan Hubicka <jh@suse.cz>
10983 * cgraph.c (cgraph_add_new_function): When in expansion state, do
10986 2008-06-16 Jan Hubicka <jh@suse.cz>
10988 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
10990 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
10991 Kazu Hirata <kazu@codesourcery.com>
10992 Maxim Kuvyrkov <maxim@codesourcery.com
10994 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
10995 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
10996 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
10997 EXTRA_SPEC_FUNCTIONS.
10998 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
10999 (DRIVER_SELF_SPECS): Adjust.
11000 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11001 * config/mips/st.h, config/mips/t-st: New.
11002 * config/mips/driver-native.c, config/mips/x-native: New.
11003 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11006 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11008 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11010 (ISA_HAS_FP_CONDMOVE): New macro.
11011 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11012 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11013 (ISA_HAS_NMADD3_NMSUB3): New macro.
11014 * config/mips/mips.c (mips_rtx_costs): Update.
11015 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11016 compiling for ST Loongson 2E/2F.
11017 (madd<mode>): Rename to madd4<mode>. Update.
11018 (madd3<mode>): New pattern.
11019 (msub<mode>): Rename to msub4<mode>. Update.
11020 (msub3<mode>): New pattern.
11021 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11022 (nmadd3<mode>): New pattern.
11023 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11024 (nmadd3<mode>_fastmath): New pattern.
11025 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11026 (nmsub3<mode>): New pattern.
11027 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11028 (nmsub3<mode>_fastmath): New pattern.
11029 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11031 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11033 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11034 (DF_REF_INSN_INFO): New.
11035 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11036 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11037 with a NULL DF_REF_INSN_INFO.
11038 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11040 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11041 DF_INSN_INFO_EQ_USES): New.
11042 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11043 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11044 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11045 * df-core.c: Update comment for above changes.
11046 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11047 DF_INSN_UID_* macros.
11048 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11049 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11050 insn rtx. Update all callers.
11051 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11052 df_ref_create_structure, df_insn_refs_collect): Likewise.
11053 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11054 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11055 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11056 macros to access the insn refs.
11057 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11058 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11059 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11060 for accessing the refs.
11061 (try_fwprop_subst): Likewise.
11062 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11063 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11064 for accessing the refs.
11065 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11066 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11067 to look at the insn refs.
11068 (record_uses): Likewise.
11069 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11071 (mark_artificial_uses): Don't mark_insn for artificial refs.
11072 (mark_reg_rependencies): Likewise.
11074 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11076 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11078 * configure: Regenerate.
11080 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11082 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11083 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11084 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11086 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11088 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11089 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11090 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11092 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11094 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11095 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11096 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11098 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11100 * tree-ssa-sccvn.c: Fix format of comments.
11102 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11104 * cgraph.c: Remove unneeded forward declarations of eq_node()
11107 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11109 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11111 (see_update_relevancy): Likewise.
11112 * fwprop.c (try_fwprop_subst): Likewise.
11113 * rtlanal.c (noop_move_p): Likewise.
11114 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11115 notes to non-existing libcall blocks.
11116 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11118 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11119 (dead_libcall_p): Remove.
11120 (delete_trivially_dead_insns): Don't use it.
11121 * web.c (union_defs): Remove comment about keeping nops.
11122 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11123 (compute_hash_table_work): Don't track libcall notes.
11124 (do_local_cprop): Don't take libcall pointers. Don't update
11126 (adjust_libcall_notes): Deleted.
11127 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11128 ever have existed in the first place).
11129 (replace_store_insn): Don't try to remove libcall notes.
11130 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11131 (resolve_reg_notes): Don't call them.
11132 (resolve_simple_move): Likewise.
11133 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11134 Don't remove REG_RETVAL notes.
11135 * emit-rtl.c (try_split): Don't update libcall notes.
11136 (emit_copy_of_insn_after): Dito.
11137 * cselib.c (cselib_current_insn_in_libcall): Remove.
11138 (cselib_process_insn): Don't set/clear it.
11139 (new_elt_loc_list): Don't record it.
11140 (cselib_init): Don't initialize it.
11141 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11142 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11144 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11145 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11146 (init_deps): Don't initialize it.
11147 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11148 * combine.c (delete_noop_moves): Don't update libcall notes.
11149 (can_combine_p): Remove now pointless #if 0 block.
11150 (try_combine): Remove another obsolete #if 0 block.
11151 (distribute_notes): Don't distribute libcall notes.
11152 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11153 * dce.c (libcall_dead_p): Remove.
11154 (delete_unmarked_insns): Don't handle libcall blocks.
11155 (preserve_libcall_for_dce): Remove.
11156 (prescan_insns_for_dce): Don't special-case libcall block insns.
11157 * reload1 (reload): Don't handle libcall notes.
11158 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11161 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11163 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11164 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11165 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11167 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11169 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11170 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11171 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11173 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11175 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
11177 2008-06-16 Ira Rosen <irar@il.ibm.com>
11179 PR tree-optimization/36493
11180 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
11181 the arguments list. Use VECTYPE to create vector pointer.
11182 (vectorizable_store): Fail if accesses through a pointer to vectype
11183 do not alias the original memory reference operands.
11184 Call vect_create_data_ref_ptr without the removed argument.
11185 (vectorizable_load): Likewise.
11186 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
11189 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
11192 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
11193 reg_equiv_constant.
11195 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11197 * config/mips/loongson2ef.md: New file.
11198 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
11199 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
11200 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
11201 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
11202 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
11204 (loongson2ef.md): New include.
11205 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
11206 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
11207 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
11208 (loongson_gt_<mode>, loongson_extract_halfword)
11209 (loongson_insert_halfword_0, loongson_insert_halfword_2)
11210 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
11211 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
11212 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
11213 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
11214 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
11215 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
11216 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
11217 (vec_interleave_low<mode>): Define type attribute.
11218 * config/mips/mips.c (mips_ls2): New static variable.
11219 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
11220 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
11221 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
11222 Implement target scheduling hooks.
11223 (mips_multipass_dfa_lookahead): Update to handle tuning for
11225 (mips_sched_init): Initialize data for Loongson scheduling.
11226 (mips_ls2_variable_issue): New static function.
11227 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
11229 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
11230 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
11231 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
11232 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
11233 Handle ST Loongson 2E/2F cores.
11234 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
11236 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11238 * omp-low.c (extract_omp_for_data): Fix comment typo.
11241 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11243 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
11244 FIXME note about gcc/config.guess.
11245 * doc/options.texi (Option file format): Remove non-ASCII bytes.
11246 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
11247 * doc/cppopts.texi: Likewise.
11248 * doc/extend.texi: Likewise.
11249 * doc/gcc.texi: Likewise.
11250 * doc/gccint.texi: Likewise.
11251 * doc/gcov.texi: Likewise.
11252 * doc/gty.texi: Likewise.
11253 * doc/hostconfig.texi: Likewise.
11254 * doc/install.texi: Likewise.
11255 * doc/invoke.texi: Likewise.
11256 * doc/loop.texi: Likewise.
11257 * doc/makefile.texi: Likewise.
11258 * doc/md.texi: Likewise.
11259 * doc/passes.texi: Likewise.
11260 * doc/tm.texi: Likewise.
11261 * doc/tree-ssa.texi: Likewise.
11262 * doc/trouble.texi: Likewise.
11264 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
11265 Nathan Sidwell <nathan@codesourcery.com>
11266 Maxim Kuvyrkov <maxim@codesourcery.com>
11267 Richard Sandiford <rdsandiford@googlemail.com>
11269 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
11270 * config/mips/mips-protos.h (mips_expand_vector_init): New.
11271 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
11273 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
11274 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
11275 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
11277 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
11278 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
11279 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
11280 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
11281 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
11282 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
11283 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
11284 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
11285 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
11286 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
11287 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
11288 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
11289 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
11290 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
11291 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
11292 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
11293 (mips_builtins): Add Loongson builtins.
11294 (mips_loongson_2ef_bdesc): New.
11295 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
11296 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
11297 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
11298 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
11300 (mips_expand_vector_init): New.
11301 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
11302 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
11304 * config/mips/mips.md: Add unspec numbers for Loongson
11305 builtins. Include loongson.md.
11306 (MOVE64): Include Loongson vector modes.
11307 (SPLITF): Include Loongson vector modes.
11308 (HALFMODE): Handle Loongson vector modes.
11309 * config/mips/loongson.md: New.
11310 * config/mips/loongson.h: New.
11311 * config.gcc: Add loongson.h header for mips*-*-* targets.
11312 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
11314 2008-06-14 Joseph Myers <joseph@codesourcery.com>
11316 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
11317 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
11318 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
11319 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
11320 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
11321 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
11322 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
11323 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
11324 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
11325 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
11326 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
11327 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
11328 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
11329 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
11330 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
11331 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
11332 Remove use_fixproto=yes.
11333 (ia64*-*-hpux*): Remove comment about using fixproto.
11334 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
11336 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11338 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
11340 * configure: Regenerate.
11342 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
11344 PR middle-end/36520
11345 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
11346 before evaluating it.
11348 2008-06-13 Jakub Jelinek <jakub@redhat.com>
11351 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
11352 nested inline functions.
11353 (start_decl, start_function): Don't invert DECL_EXTERNAL
11354 for nested inline functions.
11356 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11358 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
11359 splits that must be made for correctness.
11361 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11363 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
11364 (AVAIL_NON_MIPS16): Likewise.
11365 (mips_builtin_description): Replace target_flags with a predicate.
11366 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
11367 (dspr2_32): New availability predicates.
11368 (MIPS_BUILTIN): New macro.
11369 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
11370 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
11371 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
11372 Replace the TARGET_FLAGS parameters with AVAIL parameters.
11373 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
11374 (mips_dsp_32only_bdesc): Merge into...
11375 (mips_builtins): ...this new array.
11376 (mips_bdesc_map, mips_bdesc_arrays): Delete.
11377 (mips_init_builtins): Update after above changes.
11378 (mips_expand_builtin_1): Merge into...
11379 (mips_expand_builtin): ...here and update after above changes.
11381 2008-06-12 Paul Brook <paul@codesourcery.com>
11383 * longlong.h (__arm__): Define count_leading_zeros.
11384 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
11385 (clzsi2, clzdi2): New functions.
11386 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
11387 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
11388 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
11389 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
11390 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
11391 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
11392 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
11393 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
11394 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
11395 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
11397 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
11399 * config/m68k/m68k.c (m68k_tune_flags): New.
11400 (override_options): Compute m68k_tune_flags.
11401 (MULL_COST, MULW_COST): Update for various variants of CFV2.
11402 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
11404 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11406 PR middle-end/36506
11407 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
11409 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11411 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
11412 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
11414 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11416 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
11417 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
11419 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11421 PR middle-end/36506
11422 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
11425 2008-06-12 Richard Guenther <rguenther@suse.de>
11427 PR tree-optimization/36345
11428 * tree-flow.h (struct ptr_info_def): Align escape_mask,
11429 add memory_tag_needed flag.
11430 (may_alias_p): Declare.
11431 * tree-ssa-alias.c (may_alias_p): Export.
11432 (set_initial_properties): Use memory_tag_needed flag.
11433 (update_reference_counts): Likewise.
11434 (reset_alias_info): Reset memory_tag_needed flag.
11435 (create_name_tags): Check memory_tag_needed flag.
11436 (dump_points_to_info_for): Dump it.
11437 * tree-ssa-structalias.c (struct variable_info): Remove
11438 directly_dereferenced flag.
11439 (new_var_info): Do not initialize it.
11440 (process_constraint_1): Do not set it.
11441 (update_alias_info): Set is_dereferenced flag.
11442 (set_uids_in_ptset): Use may_alias_p.
11443 (set_used_smts): Check memory_tag_needed flag.
11444 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
11445 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
11446 memory_tag_needed flag.
11447 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
11448 from broken design.
11450 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
11452 * config/i386/i386.c (ix86_compute_frame_layout): Disable
11453 red zone for w64 abi.
11454 (ix86_expand_prologue): Likewise.
11455 (ix86_force_to_memory): Likewise.
11456 (ix86_free_from_memory): Likewise.
11458 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
11461 * config/rs6000/rs6000.c (rs6000_override_options): Set
11462 rs6000_isel conditionally to the absence of comand line override.
11463 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11464 Remove duplicate rs6000_isel setting.
11465 * config/rs6000/eabispe.h: Ditto.
11467 2008-06-11 Richard Guenther <rguenther@suse.de>
11469 * alias.c (get_alias_set): Use the element alias-set for arrays.
11470 (record_component_aliases): For arrays and vectors do nothing.
11471 * c-common.c (strict_aliasing_warning): Handle the cases
11472 of alias set zero explicitly.
11473 * Makefile.in (dfp.o-warn): Add -Wno-error.
11475 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11477 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
11479 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
11480 tune_32 tune_64 to supported_defaults. Allow values not
11481 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
11482 x86_64. Do not override cpu_32 or cpu_64 values from target name.
11483 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
11484 with_cpu_64 to generic for 64-bit-supporting configurations, not
11485 with_cpu. Remove FIXMEs.
11486 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
11487 --with-arch-64, --with-tune-32, --with-tune-64): Document.
11488 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
11489 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
11490 arch_32 and arch_64.
11492 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
11493 Olivier Hainque <hainque@adacore.com>
11495 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
11496 Use DECL_SIZE_UNIT to retrieve the size of the field.
11498 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11500 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
11501 with function calls after declarations. Lay out
11502 neon_float_type_node before further use.
11504 2008-06-11 Richard Guenther <rguenther@suse.de>
11506 * tree-flow.h (may_point_to_global_var): Declare.
11507 * tree-ssa-alias.c (may_point_to_global_var): New function.
11508 * tree-ssa-sink.c (is_hidden_global_store): Use it.
11510 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
11512 * configure.ac: Teach that fido supports .debug_line.
11513 * configure: Regenerate.
11515 2008-06-10 Tom Tromey <tromey@redhat.com>
11517 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
11520 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11522 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
11523 (encode_decimal64, decode_decimal64, encode_decimal128,
11524 decode_decimal128): Reverse order of 32-bit parts of value if host
11525 and target endianness differ.
11527 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
11529 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
11530 Avoid division by 0.
11531 (tree_mod_pow2_value_transform): Likewise.
11532 (tree_ic_transform): Likewise.
11533 (tree_stringops_transform): Likewise.
11534 (tree_mod_subtract_transform): Likewise.
11535 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
11536 (copy_edges_for_bb): Likewise.
11537 (initialize_cfun): Likewise.
11539 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11541 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
11542 nonmemory_operand. Add "N" operand constraint.
11544 (*jcc_btdi_mask_rex64): New instruction and split pattern.
11545 (*jcc_btsi_mask): Ditto.
11546 (*jcc_btsi_mask_1): Ditto.
11548 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11550 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
11551 TYPE_CANONICAL for copied element type.
11553 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11556 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
11557 Add m_CORE2 and m_GENERIC.
11558 * config/i386/predicates.md (bt_comparison_operator): New predicate.
11559 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
11561 (*jcc_btdi_rex64): New instruction and split pattern.
11562 (*jcc_btsi): Ditto.
11563 (*jcc_btsi_1): Ditto.
11564 (*btsq): Fix Intel asm dialect operand order.
11568 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
11570 PR middle-end/36447
11571 * simplify-rtx.c (simplify_subreg): Add check for shift count
11574 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
11576 * doc/md.texi: Synchronize with later constraints.md change.
11577 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
11578 with a C implementation.
11579 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
11581 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
11582 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
11583 when moving to and from MD_REGNUM.
11584 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
11585 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
11586 Handle byte and halfword moves.
11587 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
11589 * config/mips/constraints.md (h): Turn into NO_REGS.
11590 (l, x): Update documentation.
11591 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
11592 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
11593 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
11594 (HILO): New mode iterator.
11596 (any_div): New code iterator.
11597 (u): Extend code attribute to div and udiv.
11598 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
11599 d_operand in the splitters. Remove redundant CONST_INT checks.
11600 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
11601 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
11602 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
11603 accordingly, using normal moves instead of unspecs to move LO into
11604 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
11605 (<u>mulsidi3): Handle expansion in C code.
11606 (<u>mulsidi3_32bit_internal): Rename to...
11607 (<u>mulsidi3_32bit): ...this.
11608 (<u>mulsidi3_32bit_r4000): Fix insn separator.
11609 (*<u>mulsidi3_64bit): Rename to...
11610 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
11611 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
11612 to set LO and HI to the multiplication result. Use a normal move
11613 for MFLO and an unspec for MFHI.
11614 (*<u>mulsidi3_64bit_parts): Replace with...
11615 (<u>mulsidi3_64bit_hilo): ...this new instruction.
11616 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
11617 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
11618 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
11619 instead of HI. Split the instruction into a separate multiplication
11620 and MFHI if !TARGET_FIX_R4000.
11621 (<su>muldi3_highpart): Likewise.
11622 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
11623 and the "=h" clobber.
11624 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
11625 (<u>mulditi3): New expander.
11626 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
11627 (madsi): Remove "=h" clobber.
11628 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
11629 Force the modulus result to be a GPR and split the instruction into
11630 a division followed by an MFHI after reload.
11631 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
11632 (*lea_high64): Use d_operand in the define_peephole2. Likewise
11633 the MIPS16 HIGH define_split.
11634 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
11635 of acc<->gpr moves to "multi".
11636 (*movdi_64bit): Replace the single "x" alternative with
11637 alternatives for moving into and out of "a".
11638 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
11639 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
11640 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
11641 Use d_operand in the splitters. Remove redundant CONST_INT checks.
11642 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
11643 (movti): New expander.
11644 (*movti, *movti_mips16): New insns.
11645 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
11646 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
11647 (mthi<GPR:mode>_<HILO:mode>): Likewise.
11648 * config/mips/predicates.md (fpr_operand): Delete.
11649 (d_operand): New predicate.
11651 2008-06-09 Michael Meissner <michael.meissner@amd.com>
11653 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
11654 failure on some Bourne shells.
11655 (x86_64-*-*): Ditto.
11657 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
11659 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
11661 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
11663 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
11664 (sparc-sun-solaris2*): Likewise.
11666 2008-06-09 Arnaud Charlet <charlet@adacore.com
11668 * doc/install.texi: Update requirements to build the Ada compiler.
11670 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
11672 * df-scan.c (struct df_scan_problem_data): Remove the
11673 mw_link_pool alloc pool.
11674 (df_scan_free_internal): Don't free it.
11675 (df_scan_alloc): Don't allocate it.
11676 * df.h (struct df_link): Update comment.
11678 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
11680 * except.h: Correct checks for when SJLJ exceptions must be used.
11682 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11684 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
11687 2008-06-08 Joseph Myers <joseph@codesourcery.com>
11689 PR tree-optimization/36218
11690 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
11691 configure for the build system.
11692 (BUILD_LDFLAGS): Define.
11693 * configure: Regenerate.
11694 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
11696 2008-07-08 Anatoly Sokolov <aesok@post.ru>
11699 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
11700 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
11701 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
11703 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
11705 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
11707 2008-06-07 Joseph Myers <joseph@codesourcery.com>
11709 * config.gcc (Obsolete configurations): Remove list of
11711 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
11712 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
11713 targets matched by those patterns.
11714 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
11715 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
11716 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
11717 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
11718 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11719 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
11720 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
11721 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
11722 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
11723 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
11724 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
11725 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
11726 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
11727 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
11728 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
11729 Make code for Solaris 7 and greater unconditional for Solaris.
11730 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
11731 Remove --with-* handling.
11732 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
11733 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
11734 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
11735 LINK_OS_WINDISS_SPEC): Remove.
11736 * config/rs6000/sysv4.opt (mwindiss): Remove.
11737 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
11738 * configure: Regenerate.
11739 * doc/cpp.texi: Don't mention BeOS.
11740 * doc/extend.texi (interrupt): Don't mention MS1.
11741 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
11742 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
11743 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
11744 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
11745 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
11747 * doc/invoke.texi (MT Options): Remove.
11748 (-mwindiss): Remove.
11749 (CRIS Options): Remove cris-axis-aout references.
11750 (HPPA Options): Don't mention hppa1.1-*-pro.
11751 * doc/md.texi: (MorphoTech family): Remove.
11752 * libgcc2.c: Don't handle UWIN.
11753 * config/alpha/t-unicosmk: Remove.
11754 * config/alpha/unicosmk.h: Remove.
11755 * config/arm/kaos-arm.h: Remove.
11756 * config/arm/kaos-strongarm.h: Remove.
11757 * config/arm/strongarm-coff.h: Remove.
11758 * config/arm/strongarm-elf.h: Remove.
11759 * config/arm/strongarm-pe.h: Remove.
11760 * config/arm/t-strongarm-pe: Remove.
11761 * config/arm/t-xscale-coff: Remove.
11762 * config/arm/t-xscale-elf: Remove.
11763 * config/arm/xscale-coff.h: Remove.
11764 * config/arm/xscale-elf.h: Remove.
11765 * config/chorus.h: Remove.
11766 * config/cris/aout.h: Remove.
11767 * config/cris/aout.opt: Remove.
11768 * config/cris/t-aout: Remove.
11769 * config/i386/beos-elf.h: Remove.
11770 * config/i386/kaos-i386.h: Remove.
11771 * config/i386/ptx4-i.h: Remove.
11772 * config/i386/sco5.h: Remove.
11773 * config/i386/sco5.opt: Remove.
11774 * config/i386/sysv4-cpp.h: Remove.
11775 * config/i386/sysv5.h: Remove.
11776 * config/i386/t-beos: Remove.
11777 * config/i386/t-sco5: Remove.
11778 * config/i386/t-uwin: Remove.
11779 * config/i386/uwin.asm: Remove.
11780 * config/i386/uwin.h: Remove.
11781 * config/kaos.h: Remove.
11782 * config/mips/windiss.h: Remove.
11783 * config/mt: Remove directory.
11784 * config/pa/pa-osf.h: Remove.
11785 * config/pa/pa-pro-end.h: Remove.
11786 * config/pa/t-pro: Remove.
11787 * config/ptx4.h: Remove.
11788 * config/rs6000/beos.h: Remove.
11789 * config/rs6000/kaos-ppc.h: Remove.
11790 * config/rs6000/t-beos: Remove.
11791 * config/rs6000/windiss.h: Remove.
11792 * config/sh/kaos-sh.h: Remove.
11793 * config/sol2-6.h: Remove.
11794 * config/sparc/sol26-sld.h: Remove.
11795 * config/sparc/sysv4-only.h: Remove.
11796 * config/vax/bsd.h: Remove.
11797 * config/vax/t-memfuncs: Remove.
11798 * config/vax/ultrix.h: Remove.
11799 * config/vax/vaxv.h: Remove.
11800 * config/windiss.h: Remove.
11802 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11804 PR rtl-optimization/36438
11805 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
11806 for vector shifts with constant scalar shift operands.
11808 2008-06-06 Sandip Matte <sandip@rmicorp.com>
11810 * doc/invoke.texi: Document -march=xlr.
11811 * config/mips/xlr.md: New file.
11812 * config/mips/mips.md: Include it.
11814 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
11815 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
11816 (mips_rtx_cost_data): Likewise.
11818 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
11820 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
11821 PRE_INC and PRE_DEC cases.
11823 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11825 PR rtl-optimization/36419
11826 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
11827 the emitting jump insn.
11830 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
11831 is not bool, boolify the whole *expr_p and convert to the desired type.
11833 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11835 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
11836 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
11837 Add omp_private_outer_ref hook, add another argument to
11838 omp_clause_default_ctor hook.
11839 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
11840 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
11841 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
11842 hook_tree_tree_tree_tree_null.
11843 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
11844 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
11845 * hooks.c (hook_tree_tree_tree_tree_null): New function.
11846 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
11847 * tree.def (OMP_TASK): New tree code.
11848 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
11849 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
11850 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
11851 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
11852 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
11853 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
11854 OMP_CLAUSE_COLLAPSE_EXPR): Define.
11855 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11856 (OMP_DIRECTIVE_P): Add OMP_TASK.
11857 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
11858 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
11859 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
11860 and OMP_CLAUSE_UNTIED entries.
11861 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
11863 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11864 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
11865 * tree-pretty-print.c (dump_omp_clause): Handle
11866 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
11867 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11868 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
11869 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
11870 warning about unsigned iterators. Change decl/init/cond/incr
11871 arguments to TREE_VECs, check arguments for all collapsed loops.
11872 (c_finish_omp_taskwait): New function.
11873 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
11875 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
11876 default_function_array_conversion on init. Add par_clauses argument.
11877 If decl is present in parallel's lastprivate clause, change it to
11878 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
11879 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
11880 collapse count in clauses.
11881 (c_parser_omp_for, c_parser_omp_parallel): Adjust
11882 c_parser_omp_for_loop callers.
11883 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
11884 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
11885 (c_parser_omp_clause_name): Handle collapse and untied clauses.
11886 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
11888 (c_parser_omp_clause_schedule): Handle schedule(auto).
11889 Include correct location in the error message.
11890 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
11891 and PRAGMA_OMP_CLAUSE_UNTIED.
11892 (OMP_TASK_CLAUSE_MASK): Define.
11893 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
11894 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
11895 * tree-nested.c (convert_nonlocal_omp_clauses,
11896 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
11897 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
11898 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11899 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
11901 (conver_nonlocal_reference, convert_local_reference,
11902 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
11903 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
11904 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
11905 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
11906 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
11907 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
11908 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
11909 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
11910 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11912 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
11913 * c-common.h (c_finish_omp_taskwait): New prototype.
11914 * gimple-low.c (lower_stmt): Handle OMP_TASK.
11915 * tree-parloops.c (create_parallel_loop): Create 1 entry
11916 vectors for OMP_FOR_{INIT,COND,INCR}.
11917 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
11918 (make_edges): Handle OMP_TASK.
11919 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
11920 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11921 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
11922 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
11923 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
11924 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11925 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11926 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
11927 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
11928 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
11929 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
11930 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
11931 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
11932 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
11933 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
11934 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
11935 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
11936 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
11937 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
11938 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
11939 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
11940 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
11941 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
11942 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
11943 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
11944 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
11945 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
11946 original iterator is present in lastprivate clause or if
11947 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
11948 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11949 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
11950 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
11951 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
11952 if it is set, lookup var in outer contexts too. Handle
11953 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
11954 to be implicitly determined firstprivate for task regions.
11955 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
11956 if it is set, lookup var in outer contexts too. Set
11957 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
11958 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
11959 OMP_CLAUSE_UNTIED. Take region_type as last argument
11960 instead of in_parallel and in_combined_parallel.
11961 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
11963 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
11964 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
11965 (new_omp_context): Set default_kind to
11966 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
11967 (omp_region_type): New enum.
11968 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
11969 fields, add region_type.
11970 (new_omp_context): Take region_type as argument instead of is_parallel
11971 and is_combined_parallel.
11972 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
11973 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
11974 ctx->is_combined_parallel checks.
11975 (gimplify_omp_task): New function.
11976 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11978 * omp-low.c (extract_omp_for_data): Use schedule(static)
11979 for schedule(auto). Handle pointer and unsigned iterators.
11980 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
11981 Add loops argument. Extract data for collapsed OMP_FOR loops.
11982 (expand_parallel_call): Assert sched_kind isn't auto,
11983 map runtime schedule to index 3.
11984 (struct omp_for_data_loop): New type.
11985 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
11986 Add loop, loops, collapse and iter_type fields.
11987 (workshare_safe_to_combine_p): Disallow combined for if
11988 iter_type is unsigned long long. Don't combine collapse > 1 loops
11989 unless all bounds and steps are constant. Adjust extract_omp_for_data
11991 (expand_omp_for_generic): Handle pointer, unsigned and long long
11992 iterators. Handle collapsed OMP_FOR loops. Adjust
11993 for struct omp_for_data changes. If libgomp function doesn't return
11994 boolean_type_node, add comparison of the return value with 0.
11995 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
11996 pointer, unsigned and long long iterators. Adjust for struct
11997 omp_for_data changes.
11998 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
11999 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12000 unsigned long long. Allocate loops array, pass it to
12001 extract_omp_for_data. For collapse > 1 loops use always
12002 expand_omp_for_generic.
12003 (omp_context): Add sfield_map and srecord_type fields.
12004 (is_task_ctx, lookup_sfield): New functions.
12005 (use_pointer_for_field): Use is_task_ctx helper. Change first
12006 argument's type from const_tree to tree. Clarify comment.
12007 In OMP_TASK disallow copy-in/out sharing.
12008 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12009 (install_var_field): Add mask argument. Populate both record_type
12010 and srecord_type if needed.
12011 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12013 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12014 and DECL_FIELD_OFFSET.
12015 (scan_sharing_clauses): Adjust install_var_field callers. For
12016 firstprivate clauses on explicit tasks allocate the var by value in
12017 record_type unconditionally, rather than by reference.
12018 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12019 Use is_taskreg_ctx instead of is_parallel_ctx.
12020 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12021 (create_omp_child_function_name): Add task_copy argument, use
12022 *_omp_cpyfn* names if it is true.
12023 (create_omp_child_function): Add task_copy argument, if true create
12024 *_omp_cpyfn* helper function.
12025 (scan_omp_parallel): Adjust create_omp_child_function callers.
12026 Rename parallel_nesting_level to taskreg_nesting_level.
12027 (scan_omp_task): New function.
12028 (lower_rec_input_clauses): Don't run constructors for firstprivate
12029 explicit task vars which are initialized by *_omp_cpyfn*.
12030 Pass outer var ref to omp_clause_default_ctor hook if
12031 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12032 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12033 OMP_CLAUSE_REDUCTION_INIT.
12034 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12035 avoid duplicate setting of fields. Handle
12036 OMP_CLAUSE_PRIVATE_OUTER_REF.
12037 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12038 copy-out if TREE_READONLY, only copy-in.
12039 (expand_task_copyfn): New function.
12040 (expand_task_call): New function.
12041 (struct omp_taskcopy_context): New type.
12042 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12044 (lower_omp_parallel): Rename to...
12045 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12046 Call create_task_copyfn if srecord_type is needed. Adjust
12048 (task_shared_vars): New variable.
12049 (check_omp_nesting_restrictions): Warn if work-sharing,
12050 barrier, master or ordered region is closely nested inside OMP_TASK.
12051 Add warnings for barrier if closely nested inside of work-sharing,
12052 ordered, or master region.
12053 (scan_omp_1): Call check_omp_nesting_restrictions even for
12054 GOMP_barrier calls. Rename parallel_nesting_level to
12055 taskreg_nesting_level. Handle OMP_TASK.
12056 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12057 work-sharing construct, continue looking for them on parent parallel
12059 (lower_omp_for_lastprivate): Add lastprivate clauses
12060 to the beginning of dlist rather than end. Adjust for struct
12061 omp_for_data changes.
12062 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12063 not after it. Handle collapsed OMP_FOR loops, adjust for
12064 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12065 (get_ws_args_for): Adjust extract_omp_for_data caller.
12066 (scan_omp_for): Handle collapsed OMP_FOR
12067 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12068 (lower_omp_single_simple): If libgomp function doesn't return
12069 boolean_type_node, add comparison of the return value with 0.
12070 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12071 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12072 (parallel_nesting_level): Rename to...
12073 (taskreg_nesting_level): ... this.
12074 (is_taskreg_ctx): New function.
12075 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12076 of is_parallel_ctx.
12077 (execute_lower_omp): Rename parallel_nesting_level to
12078 taskreg_nesting_level.
12079 (expand_omp_parallel): Rename to...
12080 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12081 Call omp_task_call for OMP_TASK regions.
12082 (expand_omp): Adjust caller, handle OMP_TASK.
12083 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12085 * bitmap.c (bitmap_default_obstack_depth): New variable.
12086 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12087 if argument is NULL and bitmap_default_obstack is already initialized.
12088 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12090 * matrix-reorg.c (matrix_reorg): Likewise.
12092 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12094 * config/i386/i386.md (*indirect_jump): Macroize using P
12095 mode iterator. Remove !TARGET_64BIT from insn constraints.
12096 (*tablejump_1): Ditto.
12097 (*indirect_jump_rex64): Remove insn pattern.
12098 (*tablejump_1_rex64): Ditto.
12099 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12100 and eh_return_si insn patterns.
12102 2008-06-06 Richard Guenther <rguenther@suse.de>
12104 * tree-ssa-structalias.c (merge_smts_into): Remove.
12105 (find_what_p_points_to): Do not bother to compute the
12106 points-to set for pt_anything pointers.
12107 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12108 for pt_anything pointers is ok.
12110 2008-06-06 Jan Hubicka <jh@suse.cz>
12112 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12114 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12116 * cgraph.c: Fix typos in comments.
12117 (cgraph_availability_names): Fix string typo.
12118 * fold-const.c: Fix typos in comments.
12119 (fold_binary): Fix typo in warning.
12120 * genautomata.c: Fix typos in comments.
12121 (check_presence_pattern_sets): Fix typo in local variable.
12122 (output_description): Fix typo in output.
12123 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12124 * hwint.h: Likewise.
12125 * matrix-reorg.c (check_allocation_function): Likewise.
12126 * omega.c (smooth_weird_equations): Likewise.
12127 * auto-inc-dec.c: Fix typos in comments.
12128 * bb-reorder.c: Likewise.
12129 * builtins.c: Likewise.
12130 * c-common.c: Likewise.
12131 * c-cppbuiltin.c: Likewise.
12132 * c-parser.c: Likewise.
12133 * c-pretty-print.c: Likewise.
12134 * cfgcleanup.c: Likewise.
12135 * cfgexpand.c: Likewise.
12136 * cfghooks.c: Likewise.
12137 * cfglayout.c: Likewise.
12138 * cfgloopmanip.c: Likewise.
12139 * cgraphunit.c: Likewise.
12140 * coverage.c: Likewise.
12141 * dbxout.c: Likewise.
12142 * df-byte-scan.c: Likewise.
12143 * df-core.c: Likewise.
12144 * df-problems.c: Likewise.
12145 * df-scan.c: Likewise.
12147 * dominance.c: Likewise.
12148 * domwalk.c: Likewise.
12150 * dwarf2out.c: Likewise.
12151 * emit-rtl.c: Likewise.
12152 * et-forest.c: Likewise.
12153 * function.c: Likewise.
12154 * function.h: Likewise.
12156 * gcov-io.c: Likewise.
12157 * gcov.c: Likewise.
12158 * gcse.c: Likewise.
12159 * genattrtab.c: Likewise.
12160 * ggc-page.c: Likewise.
12161 * gimplify.c: Likewise.
12162 * gthr-lynx.h: Likewise.
12163 * haifa-sched.c: Likewise.
12164 * ipa-cp.c: Likewise.
12165 * ipa-inline.c: Likewise.
12166 * ipa-prop.h: Likewise.
12167 * ipa-pure-const.c: Likewise.
12168 * ipa-struct-reorg.c: Likewise.
12169 * ipa-struct-reorg.h: Likewise.
12170 * ipa-type-escape.c: Likewise.
12172 * loop-doloop.c: Likewise.
12173 * mips-tfile.c: Likewise.
12174 * mkmap-flat.awk: Likewise.
12175 * mkmap-symver.awk: Likewise.
12176 * modulo-sched.c: Likewise.
12177 * omp-low.c: Likewise.
12178 * optabs.c: Likewise.
12179 * optabs.h: Likewise.
12180 * opts.c: Likewise.
12181 * passes.c: Likewise.
12182 * postreload-gcse.c: Likewise.
12183 * postreload.c: Likewise.
12184 * predict.c: Likewise.
12185 * pretty-print.h: Likewise.
12186 * profile.c: Likewise.
12187 * protoize.c: Likewise.
12188 * ra-conflict.c: Likewise.
12189 * real.c: Likewise.
12190 * recog.c: Likewise.
12191 * regclass.c: Likewise.
12192 * regs.h: Likewise.
12193 * reload.c: Likewise.
12194 * rtl-error.c: Likewise.
12195 * rtlanal.c: Likewise.
12196 * scan.h: Likewise.
12197 * sched-rgn.c: Likewise.
12199 * stmt.c: Likewise.
12200 * target.h: Likewise.
12201 * tree-dfa.c: Likewise.
12202 * tree-eh.c: Likewise.
12203 * tree-flow-inline.h: Likewise.
12204 * tree-inline.c: Likewise.
12205 * tree-into-ssa.c: Likewise.
12206 * tree-loop-distribution.c: Likewise.
12207 * tree-nested.c: Likewise.
12208 * tree-parloops.c: Likewise.
12209 * tree-pass.h: Likewise.
12210 * tree-pretty-print.c: Likewise.
12211 * tree-profile.c: Likewise.
12212 * tree-scalar-evolution.c: Likewise.
12213 * tree-sra.c: Likewise.
12214 * tree-ssa-alias-warnings.c: Likewise.
12215 * tree-ssa-ccp.c: Likewise.
12216 * tree-ssa-coalesce.c: Likewise.
12217 * tree-ssa-dom.c: Likewise.
12218 * tree-ssa-dse.c: Likewise.
12219 * tree-ssa-forwprop.c: Likewise.
12220 * tree-ssa-live.c: Likewise.
12221 * tree-ssa-live.h: Likewise.
12222 * tree-ssa-loop-im.c: Likewise.
12223 * tree-ssa-loop-ivopts.c: Likewise.
12224 * tree-ssa-loop-niter.c: Likewise.
12225 * tree-ssa-loop-prefetch.c: Likewise.
12226 * tree-ssa-phiopt.c: Likewise.
12227 * tree-ssa-phiprop.c: Likewise.
12228 * tree-ssa-sccvn.c: Likewise.
12229 * tree-ssa-ter.c: Likewise.
12230 * tree-ssa-threadupdate.c: Likewise.
12231 * tree-ssa.c: Likewise.
12232 * tree-vect-analyze.c: Likewise.
12233 * tree-vect-transform.c: Likewise.
12234 * tree-vectorizer.c: Likewise.
12235 * tree-vn.c: Likewise.
12236 * tree-vrp.c: Likewise.
12237 * tree.c: Likewise.
12238 * tree.def: Likewise.
12239 * tree.h: Likewise.
12240 * unwind-dw2-fde.c: Likewise.
12241 * unwind.inc: Likewise.
12242 * value-prof.c: Likewise.
12243 * vmsdbgout.c: Likewise.
12245 2008-06-05 David Edelsohn <edelsohn@gnu.org>
12247 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
12248 always place FP constants in the TOC for TARGET_POWERPC64.
12249 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
12251 2008-06-05 Joseph Myers <joseph@codesourcery.com>
12253 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
12254 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
12255 enable for TARGET_E500_DOUBLE.
12256 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
12257 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
12258 floating-point modes like integer modes for E500 double.
12259 (rs6000_legitimate_offset_address_p): Likewise.
12260 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
12261 addressing for DDmode for E500 double.
12262 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
12263 modes as using 64-bits of registers for E500 double.
12264 (spe_build_register_parallel): Do not handle DDmode or TDmode.
12265 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
12266 specially for E500 double.
12267 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
12268 TDmode for E500 double.
12269 (rs6000_gimplify_va_arg): Only handle SDmode in registers
12270 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
12271 (rs6000_split_multireg_move): Do not handle TDmode specially for
12273 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
12274 using 64-bit registers for E500 double.
12275 (emit_frame_save): Do not handle DDmode specially for E500 double.
12276 (gen_frame_mem_offset): Likewise.
12277 (rs6000_function_value): Do not call spe_build_register_parallel
12278 for DDmode or TDmode.
12279 (rs6000_libcall_value): Likewise.
12280 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
12281 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
12284 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
12286 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
12289 2008-06-04 Junjie Gu <jgu@tensilica.com>
12291 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
12292 comparison for frame pointers.
12294 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12297 * config/avr/avr.h (PUSH_ROUNDING): Remove.
12299 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12302 * builtins.c (expand_builtin_signbit): Don't take lowpart when
12303 register is already smaller or equal to required mode.
12305 2008-06-04 Xinliang David Li <davidxl@google.com>
12307 * tree-call-cdce.c: New file.
12308 (cond_dead_built_in_calls): New static variable.
12309 (input_domain): New struct.
12310 (check_pow): New function.
12311 (check_builtin_call): Ditto.
12312 (check_target_format): Ditto.
12313 (is_call_dce_candidate): Ditto.
12314 (gen_one_condition): Ditto.
12315 (gen_conditions_for_domain): Ditto.
12316 (get_domain): Ditto.
12317 (gen_conditions_for_pow_cst_base): Ditto.
12318 (gen_conditions_for_pow_int_base): Ditto.
12319 (gen_conditions_for_pow): Ditto.
12320 (get_no_error_domain): Ditto.
12321 (gen_shrink_wrap_conditions): Ditto.
12322 (shrink_wrap_one_built_in_call): Ditto.
12323 (shink_wrap_conditional_dead_built_in_calls): Ditto.
12324 (tree_call_cdce): Ditto.
12325 (gate_call_cdce): Ditto.
12326 (pass_call_cdce): New gimple pass.
12327 * passes.c: (init_optimization_passes): New pass.
12328 * tree-pass.h: New pass declaration.
12329 * opts.c (decode_options): New flag setting.
12330 * common.opt: Add -ftree-builtin-call-dce flag.
12331 * Makefile.in: Add new source file.
12332 * tempvar.def: New tv_id.
12333 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
12335 2008-06-04 Richard Guenther <rguenther@suse.de>
12337 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
12338 (is_call_clobbered): Always check var_ann->call_clobbered.
12339 (mark_call_clobbered): Always set var_ann->call_clobbered.
12340 (clear_call_clobbered): Always clear var_ann->call_clobbered.
12341 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
12342 (reset_alias_info): Clear call clobbering info on MTAGs and
12344 (set_pt_anything): Set pt_global_mem.
12345 (create_tag_raw): Adjust comment.
12346 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
12348 2008-06-04 Joseph Myers <joseph@codesourcery.com>
12349 Maxim Kuvyrkov <maxim@codesourcery.com>
12351 * config/m68k/m68k.opt (mxgot): New option.
12352 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
12353 (m68k_output_addr_const_extra): New.
12354 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
12355 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
12356 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
12357 * doc/invoke.texi (M680x0 Options): Document -mxgot.
12359 2008-06-04 Richard Guenther <rguenther@suse.de>
12361 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
12362 negative or non-representable offsets.
12364 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
12366 * config/i386/i386.c (ix86_gen_leave): New.
12367 (ix86_gen_pop1): Likewise.
12368 (ix86_gen_add3): Likewise.
12369 (ix86_gen_sub3): Likewise.
12370 (ix86_gen_sub3_carry): Likewise.
12371 (ix86_gen_one_cmpl2): Likewise.
12372 (ix86_gen_monitor): Likewise.
12373 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
12374 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
12375 ix86_gen_one_cmpl2 and ix86_gen_monitor.
12376 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
12377 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
12378 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
12379 (ix86_expand_epilogue): Updated.
12380 (print_operand): Handle integer register operand for 'z'.
12381 (ix86_expand_strlensi_unroll_1): Likewise.
12382 (ix86_expand_strlen): Likewise.
12383 (ix86_expand_builtin): Likewise.
12384 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
12385 mov{q}/mov{l} and add{q}/add{l}.
12387 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12389 * config/i386/i386.md (P): New mode iterator.
12390 (SFmode push_operand splitter): Macroize DImode and SImode pushes
12391 using P mode iterator.
12392 (DFmode push_operand splitter): Ditto.
12393 (XFmode push_operand splitter): Ditto.
12394 (DFmode float_extend SFmode push_operand splitter): Ditto.
12395 (XFmode float_extend SFmode push_operand splitter): Do not generate
12396 SImode pushes for 64bit target. Macroize Dimode and SImode
12397 pushes using P mode iterator.
12398 (XFmode float_extend DFmode push_operand splitter): Ditto.
12400 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12402 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
12403 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
12404 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
12405 return type to int.
12406 (ix86_call_abi_override): Remove check for call_used_regs.
12408 2008-06-03 Richard Guenther <rguenther@suse.de>
12410 * tree-ssa-structalias.c (find_func_aliases): Add constraints
12411 for the lhs of calls if the return type contains pointers.
12413 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12415 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
12416 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
12417 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
12418 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
12419 of cfun and DEFAULT_ABI to deceide abi mode.
12420 (DEFAULT_ABI): New.
12421 (REG_PARM_STACK_SPACE): Removed.
12422 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
12423 (STACK_BOUNDARY): Use default target to deceide stack boundary.
12424 * config/i386/i386-protos.h (ix86_cfun_abi): New.
12425 (ix86_function_abi): Likewise.
12426 (ix86_function_type_abi): Likewise.
12427 (ix86_call_abi_override): Likewise.
12428 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
12429 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
12430 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
12431 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
12433 (X86_64_REGPARM_MAX): New.
12434 (X86_64_SSE_REGPARM_MAX): New.
12435 (X64_REGPARM_MAX): New.
12436 (X64_SSE_REGPARM_MAX): New.
12437 (X86_32_REGPARM_MAX): New.
12438 (X86_32_SSE_REGPARM_MAX): New.
12439 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
12440 (ix86_function_regparm): Handle user calling abi.
12441 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
12442 by DEFAULT_ABI versus SYSV_ABI check.
12443 (ix86_reg_parm_stack_space): New.
12444 (ix86_function_type_abi): New.
12445 (ix86_call_abi_override): New.
12446 (ix86_function_abi): New.
12447 (ix86_cfun_abi): New.
12448 (init_cumulative_args): Call abi specific initialization.
12449 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
12450 (function_arg_64): Extend SSE_REGPARM_MAX check.
12451 (function_arg (): Remove TARGET_64BIT_MS_ABI.
12452 (ix86_pass_by_reference): Likewise.
12453 (ix86_function_value_regno_p): Likewise.
12454 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
12455 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
12456 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
12457 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
12458 (setup_incoming_varargs_64): Adjust regparm for call abi.
12459 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
12460 (ix86_va_start): Likewise.
12461 (ix86_gimplify_va_arg): Likewise.
12462 (ix86_expand_prologue): Likewise.
12463 (output_pic_addr_const): Likewise.
12464 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
12465 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
12466 (x86_output_mi_thunk): Likewise.
12467 (x86_function_profiler): Likewise.
12468 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
12469 (SYSV_ABI, MS_ABI): New constants.
12470 (DEFAULT_ABI): New.
12471 (init_regs): Add prototype of function in regclass.c file.
12472 (OVERRIDE_ABI_FORMAT): New.
12473 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
12474 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
12475 (OUTGOING_REG_PARM_STACK_SPACE): New.
12476 (ix86_reg_parm_stack_space): New prototype.
12477 (CUMULATIVE_ARGS): Add call_abi member.
12478 (machine_function): Add call_abi member.
12479 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
12480 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
12482 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
12485 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
12486 (avr_builtin_setjmp_frame_value): New function.
12487 * config/avr/avr.md (nonlocal_goto_receiver): Define.
12488 (nonlocal_goto): Define.
12490 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
12492 * config/mips/mips.c (mips_emit_loadgp): Return early if
12493 there is nothing do to, otherwise emit a blockage if
12494 !TARGET_EXPLICIT_RELOCS || crtl->profile.
12495 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
12497 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12499 * configure.ac: Drop unneeded backslash ending up in config.in.
12500 * acinclude.m4: Likewise.
12501 * config.in: Regenerate.
12503 2008-05-26 Jan Hubicka <jh@suse.cz>
12505 * predict.c (maybe_hot_frequency_p): Break out of...
12506 (maybe_hot_bb_p): ... here.
12507 (maybe_hot_edge_p): New.
12508 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
12509 * basic-block.h (maybe_hot_edge_p): Declare.
12511 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12513 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
12514 (*cmpfp_<mode>_cc): Ditto.
12515 (*fp_jcc_8<mode>_387): Ditto.
12516 (*fop_<MODEF:mode>_2_i387): Ditto.
12517 (*fop_<MODEF:mode>_3_i387): Ditto.
12518 (*fop_xf_2_i387): Ditto.
12519 (*fop_xf_3_i387): Ditto.
12521 2008-06-02 Tomas Bily <tbily@suse.cz>
12523 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
12525 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12527 * config/mips/mips.c (mips_valid_offset_p): New function.
12528 (mips_valid_lo_sum_p): Likewise.
12529 (mips_classify_address): Use them.
12530 (mips_force_address): New function.
12531 (mips_legitimize_address): Use it.
12532 * config/mips/mips.md (MOVE128): New mode iterator.
12533 (movtf): Require TARGET_64BIT. Remove empty strings.
12534 (*movtf_internal): Rename to...
12535 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
12536 of "R" and use {,fp}{load,store} attributes instead of "multi".
12537 Use a separate define_split.
12538 (*movtf_mips16): New pattern.
12540 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12542 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
12543 * config/mips/mips.c (mips_expand_before_return): New function.
12544 (mips_expand_epilogue): Call it.
12545 * config/mips/mips.md (return): Turn into a define_expand.
12546 (*return): New insn.
12548 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12550 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
12551 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
12552 functions. Do not emit uses and clobbers of CONCATs; individually
12553 use and clobber their operands.
12554 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
12555 gen_clobber, emit_use and gen_use.
12556 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
12557 (expand_builtin_return): Likewise.
12558 * cfgbuild.c (count_basic_blocks): Likewise.
12559 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
12560 * explow.c (emit_stack_restore): Likewise.
12561 * expmed.c (extract_bit_field_1): Likewise.
12562 * expr.c (convert_move, emit_move_complex_parts): Likewise.
12563 (emit_move_multi_word, store_constructor): Likewise.
12564 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
12565 (thread_prologue_and_epilogue_insns): Likewise.
12566 * lower-subreg.c (resolve_simple_move): Likewise.
12567 * optabs.c (widen_operand, expand_binop): Likewise.
12568 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
12569 * reload.c (find_reloads): Likewise.
12570 * reload1.c (eliminate_regs_in_insn): Likewise.
12571 * stmt.c (expand_nl_goto_receiver): Likewise.
12572 * config/alpha/alpha.md (builtin_longjmp): Likewise.
12573 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
12574 * config/arm/arm.c (arm_load_pic_register): Likewise.
12575 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
12576 * config/arm/arm.md (untyped_return): Likewise.
12577 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
12578 * config/avr/avr.c (expand_prologue): Likewise.
12579 * config/bfin/bfin.c (do_unlink): Likewise.
12580 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
12581 * config/cris/cris.c (cris_expand_prologue): Likewise.
12582 * config/darwin.c (machopic_indirect_data_reference): Likewise.
12583 (machopic_legitimize_pic_address): Likewise.
12584 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
12585 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
12586 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
12587 (ix86_expand_convert_uns_didf_sse): Likewise.
12588 (ix86_expand_vector_init_general): Likewise.
12589 * config/ia64/ia64.md (eh_epilogue): Likewise.
12590 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
12591 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
12592 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
12593 (config/iq2000/iq2000.c): Likewise.
12594 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12595 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
12596 (builtin_longjmp): Likewise.
12597 * config/mn10300/mn10300.md (call, call_value): Likewise.
12598 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
12599 * config/pdp11/pdp11.md (abshi2): Likewise.
12600 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12601 * config/s390/s390.c (s390_emit_prologue): Likewise.
12602 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
12603 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
12604 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
12605 * config/sh/sh.c (prepare_move_operands): Likewise.
12606 (output_stack_adjust, sh_expand_epilogue): Likewise.
12607 (sh_set_return_address, sh_expand_t_scc): Likewise.
12608 * config/sparc/sparc.c (load_pic_register): Likewise.
12609 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
12610 * config/spu/spu.c (spu_expand_epilogue): Likewise.
12611 * config/v850/v850.c (expand_epilogue): Likewise.
12613 2008-05-31 Anatoly Sokolov <aesok@post.ru>
12615 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
12616 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
12617 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
12618 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
12619 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
12620 stack pointer register.
12621 (output_movhi): Remove code for interrupt specific writing to the
12622 stack pointer register.
12624 2008-05-31 Richard Guenther <rguenther@suse.de>
12626 PR tree-optimization/34244
12627 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
12628 (tree_expr_nonzero_warnv_p): Likewise.
12629 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12630 ssa_name_nonnegative_p.
12631 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
12632 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
12633 not tree_expr_nonzero_warnv_p.
12635 PR tree-optimization/36262
12637 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
12639 PR tree-optimization/34244
12640 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
12641 (record_numbers_of_iterations): New function.
12642 (execute_vrp): Cache the numbers of iterations of loops.
12643 * tree-scalar-evolution.c (scev_reset_except_niters):
12645 (scev_reset): Use scev_reset_except_niters.
12646 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
12648 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
12650 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12651 __WORKAROUND_RETS when appropriate.
12653 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12655 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
12656 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
12658 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
12659 *fop_df_comm_sse insn patterns using MODEF mode iterator.
12660 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
12661 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
12662 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
12663 *fop_df_1_mixed insn patterns using MODEF mode iterator.
12664 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
12665 *fop_df_1_sse insn patterns using MODEF mode iterator.
12666 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
12667 *fop_df_1_i387 insn patterns using MODEF mode iterator.
12668 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
12669 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
12670 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
12671 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
12672 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
12673 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
12674 (*fop_xf_4_i387): Use <MODE> for mode attribute.
12675 (*fop_xf_5_i387): Ditto.
12676 (*fop_xf_6_i387): Ditto.
12678 2008-05-30 Richard Guenther <rguenther@suse.de>
12680 * builtins.c (build_string_literal): Avoid generating
12681 a non-gimple_val result.
12683 2008-05-30 DJ Delorie <dj@redhat.com>
12685 * exec-tool.in: Use an environment variable (private) instead of a
12686 file (shared) as a semaphore, so as to not break parallel builds.
12688 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12690 * optabs.c (maybe_encapsulate_block): Remove.
12691 (emit_libcall_block): Adjust accordingly.
12692 * optabs.h (maybe_encapsulate_block): Remove prototype.
12694 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
12695 Don't use maybe_encapsulate_block.
12697 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12699 * config/rs6000/rs6000.c (rs6000_legitimize_address,
12700 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
12701 rtx is a SYMBOL_REF before calling get_pool_constant.
12703 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
12705 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
12707 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
12709 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
12710 rather than OS names to choose INO_T_EQ definition.
12711 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
12712 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
12714 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
12717 * config/darwin-f.c: New.
12718 * config/t-darwin: Added rule to build darwin-f.o.
12719 * config.gcc: Defined new variable, fortran_target_objs.
12720 (*-*-darwin*): Set fortran_target_objs.
12721 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
12722 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
12723 * configure: Regenerated.
12725 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
12728 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
12729 canonical type if needed.
12731 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
12733 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
12735 2008-05-29 Richard Guenther <rguenther@suse.de>
12737 PR tree-optimization/36343
12738 PR tree-optimization/36346
12739 PR tree-optimization/36347
12740 * tree-flow.h (clobber_what_p_points_to): Declare.
12741 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
12742 pointed-to variable is dereferenced is irrelevant to whether
12743 the pointer can access the pointed-to variable.
12744 (clobber_what_p_points_to): New function.
12745 * tree-ssa-alias.c (set_initial_properties): Use it.
12746 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
12747 call clobber check for NMTs.
12749 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12751 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
12752 for printing gcov_type.
12754 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12756 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
12757 and the eh region information.
12758 * value-prof.c (gimple_move_stmt_histograms): New function.
12759 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
12761 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
12763 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
12765 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12767 * value-prof.c (tree_ic_transform): Print counts.
12768 * tree-profile.c (tree_gen_ic_func_profiler):
12769 Clear __gcov_indreict_call_callee variable to avoid misattribution
12772 2008-05-28 Rafael Espíndola <espindola@google.com>
12774 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
12777 2008-05-28 Richard Guenther <rguenther@suse.de>
12779 PR tree-optimization/36339
12780 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
12781 and clobbering code out of the loop.
12783 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12785 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
12788 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
12789 s390_contiguous_bitmask_p, s390_symref_operand_p,
12790 s390_check_symref_alignment, s390_reload_larl_operand,
12791 s390_reload_symref_address): New functions.
12792 (s390_branch_condition_mnemonic): Support compare and branch
12794 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
12795 and 'W' constraints.
12796 (s390_secondary_reload): Add secondary reloads for unaligned
12797 symbol refs or symbol refs to floating point or QI/TI mode
12799 (legitimate_address_p): Accept symbol references as addresses.
12800 (s390_expand_insv): Use rotate and insert selected bits
12801 instruction for insv when building for z10.
12802 (print_operand_address): Handle symbol ref addresses.
12803 (print_operand): Output modifier 'c' added for signed byte values.
12804 (s390_encode_section_info): Mark symbol refs with
12805 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
12807 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
12808 (length attribute): RRF, RRR have 4 byte length.
12809 (FPALL, INTALL): New mode iterators added.
12810 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
12811 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
12812 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
12813 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
12814 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
12815 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
12816 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
12817 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
12819 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
12820 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
12821 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
12822 reload<INTALL:mode><P:mode>_toreg_z10,
12823 reload<FPALL:mode><P:mode>_tomem_z10,
12824 reload<FPALL:mode><P:mode>_toreg_z10,
12825 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
12826 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
12827 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
12828 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
12830 (movmem, clrmem, cmpmem): New splitters added.
12832 * config/s390/predicates.md (larl_operand): Use
12833 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
12834 SYMBOL_REF_ALIGN1_P.
12835 (s390_signed_integer_comparison,
12836 s390_unsigned_integer_comparison): New predicates.
12838 * config/s390/s390-protos.h (s390_check_symref_alignment,
12839 s390_contiguous_bitmask_p, s390_reload_larl_operand,
12840 s390_reload_symref_address,
12841 s390_compare_and_branch_condition_mask): Prototypes added.
12843 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
12844 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
12845 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
12847 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12849 * config/s390/s390.c (z10_cost): New cost function for z10.
12850 (s390_handle_arch_option, override_options): Support -march=z10 switch.
12851 (s390_issue_rate): Adjust issue rate for z10.
12852 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
12853 (processor_flags): Add PF_Z10.
12854 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
12855 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
12856 * gcc/config.gcc: Add z10.
12858 2008-05-28 Richard Guenther <rguenther@suse.de>
12860 PR tree-optimization/36291
12861 * tree-flow. h (struct gimple_df): Remove var_anns member.
12862 * tree-flow-inline.h (gimple_var_anns): Remove.
12863 (var_ann): Simplify.
12864 * tree-dfa.c (create_var_ann): Simplify.
12865 (remove_referenced_var): Clear alias info from var_anns of globals.
12866 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
12867 (delete_tree_ssa): Clear alias info from var_anns of globals.
12868 Do not free var_anns.
12869 (var_ann_eq): Remove.
12870 (var_ann_hash): Likewise.
12872 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
12874 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
12875 and loongson2f entries.
12876 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
12877 * config/mips/mips.h (processor_type): Add Loongson-2E
12878 and Loongson-2F entries.
12879 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
12880 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
12881 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
12882 * doc/invoke.texi (MIPS Options): Document loongson2e
12883 and loongson2f processor names.
12885 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12889 * config/i386/i386.c (ix86_function_arg_boundary): Use
12890 alignment of canonical type.
12891 (ix86_expand_vector_move): Check unaligned memory access for
12894 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12896 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
12897 Moved to the front of file.
12899 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
12900 H.J. Lu <hongjiu.lu@intel.com>
12902 * dwarf2out.c (current_fde): New.
12904 (lookup_cfa:): Likewise.
12905 (dwarf2out_end_epilogue): Likewise.
12906 (dwarf2out_note_section_used): Likewise.
12908 2008-05-27 Michael Matz <matz@suse.de>
12911 * c.opt (Wenum-compare): New warning option.
12912 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
12914 2008-05-27 Michael Matz <matz@suse.de>
12916 PR middle-end/36326
12917 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
12919 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
12920 into memory as tail calls.
12922 2008-05-27 Richard Guenther <rguenther@suse.de>
12924 PR tree-optimization/36339
12925 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
12926 pointers cause all addressable variables to be call clobbered.
12928 2008-05-27 Richard Guenther <rguenther@suse.de>
12930 PR tree-optimization/36245
12931 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
12933 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12935 * config/s390/s390.md: Replace all occurences of the 'm'
12936 constraint with 'RT'.
12938 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12940 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
12942 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
12944 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
12945 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
12946 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
12948 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12950 * reload.c: (find_reloads): Skip alternatives according to the
12951 "enabled" attribute. Constify the constraint variable.
12952 * recog.c (get_attr_enabled): Add default implementation.
12953 (extract_insn): Set the alternative_enabled_p array
12954 in the recog_data struct.
12955 (preprocess_constraints, constrain_operands): Skip
12956 alternatives according to the "enabled" attribute
12957 * recog.h (struct recog_data): New field alternative_enabled_p.
12958 (skip_alternative): New inline function.
12959 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
12960 (record_reg_classes): Skip alternative according to the
12961 "enabled" attribute.
12963 * doc/md.texi: Add documention for the "enabled" attribute.
12965 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12967 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
12968 * postreload.c (reload_cse_simplify_operands): Replace 'm'
12969 constraint with TARGET_MEM_CONSTRAINT.
12970 * recog.c (asm_operand_ok, preprocess_constraints,
12971 constrain_operands): Likewise.
12972 * regclass.c (record_reg_classes): Likewise.
12973 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
12974 * reload1.c (maybe_fix_stack_asms): Likewise.
12975 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
12976 * recog.h: Adjust comment.
12977 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
12978 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
12979 * doc/md.texi: Add a note to description of 'm' constraint.
12980 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
12982 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
12984 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
12985 that the bitfield is of integral type before testing its precision.
12987 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12988 Sa Liu <saliu@de.ibm.com>
12990 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
12991 __modti3, __udivti3, __umodti3 and __udivmodti4.
12992 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
12993 that implement TImode mul and div functions.
12994 * config/spu/multi3.c: New. Implement __multi3.
12995 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
12996 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
12999 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13001 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13002 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13003 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13004 tls_sysv_suffix): New mode and mode attribute iterators.
13005 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13006 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13007 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13008 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13009 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13012 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13014 PR tree-optimization/36329
13015 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13016 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13017 * cgraphbuild.c (initialize_inline_failed): Use the latter
13018 macro in lieu of the former.
13019 * ipa-inline.c (cgraph_mark_inline): Likewise.
13020 (cgraph_decide_inlining_of_small_function): Likewise.
13021 (cgraph_decide_inlining): Likewise.
13022 (cgraph_decide_inlining_incrementally): Likewise.
13024 2008-05-26 Tristan Gingold <gingold@adacore.com>
13025 Anatoly Sokolov <aesok@post.ru>
13027 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13028 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13029 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13030 optimization for 'avr6' architecture.
13032 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13035 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13037 2008-05-26 Richard Guenther <rguenther@suse.de>
13039 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13040 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13042 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13044 PR middle-end/36253
13045 * caller-save.c (insert_restore): Verify alignment of spill space.
13046 (insert_save): Likewise.
13047 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13048 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13049 (STACK_SLOT_ALIGNMENT): Likewise.
13050 * function.c (LOCAL_ALIGNMENT): Removed.
13051 (get_stack_local_alignment): New.
13052 (assign_stack_local): Use it. Set alignment on stack slot.
13053 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13054 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13055 (STACK_SLOT_ALIGNMENT): New.
13056 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13057 stack slot in XFmode.
13059 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13061 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13064 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13065 argument operand in rax isn't removed.
13067 2008-05-26 Richard Guenther <rguenther@suse.de>
13069 PR middle-end/36300
13070 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13071 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13073 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13076 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13078 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13080 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13081 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13083 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13085 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13086 build a trampoline if we don't want one.
13087 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13088 return zero for nested functions if we don't want a trampoline.
13090 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13092 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13094 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13097 * c.opt: Removed undocumented option '-lang-fortran'.
13098 * c-common.h: Removed global variable 'lang_fortran'.
13099 * c-opts.c (c_common_handle_option): Removed code to handle
13100 option '-lang-fortran'. Updated includes.
13101 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13102 definition of '__GFORTRAN__'.
13103 (define__GNUC__): Reimplemented to use BASEVER and
13104 cpp_define_formatted.
13105 (builtin_define_with_value_n): Removed.
13106 * c-incpath.h: Renamed to ...
13107 * incpath.h: ... this.
13108 * c-incpath.c: Renamed to ...
13109 * incpath.c: ... this. Updated includes.
13110 * fix-header.c: Updated includes.
13111 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13112 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13113 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13115 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13117 * tree.h: Update the table of flags used on tree nodes.
13118 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13119 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13120 (FORCED_LABEL): Add access check.
13121 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13122 (ASM_INPUT_P): Likewise.
13123 (ASM_VOLATILE_P): Likewise.
13124 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13125 (OMP_SECTION_LAST): Access private_flag directly.
13126 (OMP_RETURN_NOWAIT): Likewise.
13127 (OMP_PARALLEL_COMBINED): Likewise.
13128 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13129 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13130 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13131 deprecated_flag directly.
13133 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13135 * final.c (frame_pointer_needed): Removed.
13136 * flags.h (frame_pointer_needed): Likewise.
13138 * function.h (rtl_data): Add frame_pointer_needed.
13139 (frame_pointer_needed): New.
13141 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13143 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13145 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13147 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13150 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13152 * c-common.c (strip_array_types): Move function to..
13154 (get_inner_array_type): Delete.
13155 * c-common.h (strip_array_types): Move declaration to..
13157 (get_inner_array_type): Delete.
13158 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13159 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13160 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13161 * config/pa/pa.c (emit_move_sequence): Likewise.
13163 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13165 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13168 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13170 * function.c: Include target hook for nonlocal_goto frame value.
13172 2008-05-24 Richard Guenther <rguenther@suse.de>
13174 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
13175 variable can be only accessed through a pointer or a union.
13177 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13179 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
13180 * doc/extend.texi: Likewise.
13182 2008-05-23 DJ Delorie <dj@redhat.com>
13184 * config/m32c/jump.md (untyped_call): Add.
13186 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
13187 for A24 to PSImode.
13188 (m32c_address_cost): Detail costs for indirect offsets.
13190 2008-05-23 Rafael Espíndola <espindola@google.com>
13192 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
13193 if a node is a SUBREG.
13194 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
13197 2008-05-23 Paul Brook <paul@codesourcery.com>
13198 Carlos O'Donell <carlos@codesourcery.com>
13200 * doc/extend.texi: Clarify use of __attribute__((naked)).
13201 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13202 * target.h (gcc_target): Add allocate_stack_slots_for_args.
13203 * function.c (use_register_for_decl): Use
13204 targetm.calls.allocate_stack_slots_for_args.
13205 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13206 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
13207 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
13209 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
13211 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
13213 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
13215 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
13216 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
13217 is only rounded once.
13219 2008-05-23 Richard Guenther <rguenther@suse.de>
13221 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
13223 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
13224 Jakub Jelinek <jakub@redhat.com>
13227 * configure.ac: Handle --enable-cld.
13228 * configure: Regenerated.
13229 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
13230 * config/i386/i386.h (struct machine_function): Add needs_cld field.
13231 (ix86_current_function_needs_cld): New define.
13232 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
13233 (cld): New isns pattern.
13234 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
13235 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
13236 * config/i386/i386.opt (mcld): New option.
13237 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
13238 TARGET_CLD and ix86_current_function_needs_cld.
13239 (override_options): Use -mcld by default for 32-bit code if
13242 * doc/install.texi (Options specification): Document --enable-cld.
13243 * doc/invoke.texi (Machine Dependent Options)
13244 [i386 and x86-64 Options]: Add -mcld option.
13245 (Intel 386 and AMD x86-64 Options): Document -mcld option.
13247 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
13248 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
13249 (return_in_memory_64): Likewise.
13250 (return_in_memory_ms_64): Likewise.
13252 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13254 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
13255 * builtins.c (fold_builtin_fpclassify): New.
13256 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
13257 * builtins.def (BUILT_IN_FPCLASSIFY): New.
13258 * c-common.c (handle_type_generic_attribute): Adjust to accept
13259 fixed arguments before an elipsis.
13260 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
13261 * doc/extend.texi: Document __builtin_fpclassify.
13263 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
13265 * omp-low.c (gate_expand_omp_ssa): Remove.
13266 (pass_expand_omp_ssa): Remove.
13267 (gate_expand_omp): Do not check for flag_openmp_ssa.
13268 * common.opt (-fopenmp-ssa): Remove.
13269 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
13271 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
13273 * config/sh/sh.opt (mfixed-range): New option.
13274 * config/sh/sh-protos.h (sh_fix_range): Declare.
13275 * config/sh/sh.c (sh_fix_range): New function.
13276 * config/sh/sh.h (sh_fixed_range_str): Declare.
13277 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
13279 * doc/invoke.texi (SH Options): Document -mfixed-range.
13281 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
13283 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
13284 it before the redeclaration.
13286 2008-05-22 Anatoly Sokolov <aesok@post.ru>
13288 * config/avr/avr.c (get_sequence_length): Add new function.
13289 (expand_prologue, expand_epilogue): Remove duplicate code.
13291 2008-05-22 Rafael Espíndola <espindola@google.com>
13293 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
13296 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
13298 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
13299 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
13301 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
13302 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
13303 (vect_update_misalignment_for_peel): Likewise.
13304 (vector_alignment_reachable_p): Likewise.
13305 * tree-vect-transform.c (vectorizable_load): Likewise.
13306 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
13307 (get_vectype_for_scalar_type): Pass mode of scalar_type
13308 to UNITS_PER_SIMD_WORD.
13310 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
13311 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
13312 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
13313 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
13314 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
13316 2008-05-22 Ira Rosen <irar@il.ibm.com>
13318 PR tree-optimization/36293
13319 * tree-vect-transform.c (vect_transform_strided_load): Don't check
13320 if the first load must be skipped because of a gap.
13322 2008-05-22 Richard Guenther <rguenther@suse.de>
13324 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
13325 more cases of offset disambiguation that is possible if
13326 strict-aliasing rules apply.
13327 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
13328 for basic offset and type-based disambiguation.
13330 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13332 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
13333 ix86_expand_vector_set on V16QImode for SSE4.1.
13335 2008-05-21 Tom Tromey <tromey@redhat.com>
13337 * c.opt (Wimport): Mark as undocumented.
13338 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
13340 (Warning Options): Likewise.
13341 * doc/cppopts.texi: Don't mention -Wimport.
13343 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
13345 PR tree-optimization/36287
13346 PR tree-optimization/36286
13347 * lambda-code.c (build_access_matrix): Do not use the loop->num
13348 for computing the number of induction variables: use the loop depth
13351 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
13354 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
13355 option -f(no-)leading-underscore.
13357 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13359 * config/i386/i386.c (ix86_expand_vector_init_general): Use
13360 GET_MODE_NUNITS (mode).
13362 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
13364 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
13365 (-mmulhw): Add 464 to description.
13366 (-mdlmzb): Likewise.
13367 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
13368 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
13370 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
13371 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
13372 * config/rs6000/rs6000.md: Update comments for 464.
13374 2008-05-21 Janis Johnson <janis187@us.ibm.com>
13376 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
13378 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13380 * config/i386/sse.md (vec_extractv4sf): Removed.
13381 (vec_extractv2df): Likewise.
13382 (vec_extractv2di): Likewise.
13383 (vec_extractv4si): Likewise.
13384 (vec_extractv8hi): Likewise.
13385 (vec_extractv16qi): Likewise.
13386 (vec_extract<mode>): New.
13388 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13390 * config/i386/sse.md (vec_setv4sf): Removed.
13391 (vec_setv2df): Likewise.
13392 (vec_setv2di): Likewise.
13393 (vec_setv4si): Likewise.
13394 (vec_setv8hi): Likewise.
13395 (vec_setv16qi): Likewise.
13396 (vec_set<mode>): New.
13398 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13400 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
13401 goto for vec_concat and vec_interleave.
13403 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13405 * config/i386/sse.md (vec_initv4sf): Removed.
13406 (vec_initv2df): Likewise.
13407 (vec_initv2di): Likewise.
13408 (vec_initv4si): Likewise.
13409 (vec_initv8hi): Likewise.
13410 (vec_initv16qi): Likewise.
13411 (vec_init<mode>): New.
13413 2008-05-21 Joseph Myers <joseph@codesourcery.com>
13415 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
13417 2008-05-21 Tom Tromey <tromey@redhat.com>
13419 * ggc-zone.c (lookup_page_table_if_allocated): New function.
13420 (zone_find_object_offset): Likewise.
13421 (gt_ggc_m_S): Likewise.
13422 (highest_bit): Likewise.
13423 * ggc-page.c (gt_ggc_m_S): New function.
13424 * stringpool.c (string_stack): Remove.
13425 (init_stringpool): Update.
13426 (ggc_alloc_string): Use ggc_alloc.
13427 (maybe_delete_ident): New function.
13428 (ggc_purge_stringpool): Likewise.
13429 (gt_ggc_m_S): Remove.
13430 * ggc-common.c (ggc_protect_identifiers): New global.
13431 (ggc_mark_roots): Call ggc_purge_stringpool. Use
13432 ggc_protect_identifiers.
13433 * ggc.h (ggc_protect_identifiers): Declare.
13434 (gt_ggc_m_S): Update.
13435 (ggc_purge_stringpool): Declare.
13436 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
13437 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
13439 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
13441 2008-05-21 David S. Miller <davem@davemloft.net>
13443 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
13446 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
13448 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
13451 2008-05-20 David Daney <ddaney@avtrex.com>
13453 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
13454 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
13455 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13456 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13457 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
13458 (atomic_hiqi_op): New define_code_iterator.
13459 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
13460 mips_expand_compare_and_swap_12.
13461 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
13462 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
13463 (sync_<optab><mode>, sync_old_<optab><mode>,
13464 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13465 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
13466 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
13467 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
13468 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
13469 (test_and_set_12): New insn.
13470 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
13471 sync_new_<optab><mode>, sync_old_nand<mode>,
13472 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
13473 clobber to operand 0 for SI and DI mode insns.
13474 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
13475 mips_gen_fn_4): New typedefs.
13476 (mips_gen_fn_ptrs): Define new union type.
13477 (mips_expand_compare_and_swap_12): Remove declaration.
13478 (mips_expand_atomic_qihi): Declare function.
13479 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
13480 (mips_expand_atomic_qihi): ... this. Use new generator function
13482 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
13483 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
13484 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
13485 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
13486 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
13487 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
13488 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
13489 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
13490 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
13491 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
13494 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
13496 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
13499 2008-05-20 Anatoly Sokolov <aesok@post.ru>
13501 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
13502 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
13503 (avr_attribute_table): Add 'OS_main' function attribute.
13504 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
13505 functions with 'OS_main' attribute.
13507 2008-05-20 Richard Guenther <rguenther@suse.de>
13509 PR tree-optimization/35204
13510 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
13511 helper, split out from ...
13512 (DFS): ... here. Make the DFS walk non-recursive.
13514 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
13515 Jan Sjodin <jan.sjodin@amd.com>
13517 PR tree-optimization/36181
13518 * tree-parloops.c (loop_has_vector_phi_nodes): New.
13519 (parallelize_loops): Don't parallelize when the loop has vector
13522 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13523 Sebastian Pop <sebastian.pop@amd.com>
13525 * tree-loop-linear.c (gather_interchange_stats): Look in the access
13526 matrix, and never look at the tree representation of the memory
13528 (linear_transform_loops): Computes parameters and access matrices.
13529 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
13531 (access_matrix_get_index_for_parameter): New.
13532 * tree-data-ref.h (struct access_matrix): New.
13533 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
13534 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
13535 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
13536 am_vector_index_for_loop): New.
13537 (struct data_reference): Add field access_matrix.
13538 (DR_ACCESS_MATRIX): New.
13539 (compute_data_dependences_for_loop): Update declaration.
13540 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
13541 * lambda.h (lambda_vector_vec_p): Declared.
13542 * lambda-code.c: Depend on pointer-set.h.
13543 (lambda_collect_parameters_from_af, lambda_collect_parameters,
13544 av_for_af_base, av_for_af, build_access_matrix,
13545 lambda_compute_access_matrices): New.
13546 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
13548 2008-05-20 Joseph Myers <joseph@codesourcery.com>
13550 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
13551 $SOURCEDIR/include.
13553 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13554 Sebastian Pop <sebastian.pop@amd.com>
13556 PR tree-optimization/36206
13557 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
13559 (instantiate_scev_1): Rename flags to fold_conversions.
13560 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
13561 outeside instantiation_loop.
13562 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
13563 (evolution_function_is_affine_or_constant_p): Removed.
13564 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
13566 (analyze_siv_subscript): Pass in the loop nest number.
13567 Call evolution_function_is_affine_in_loop instead of
13568 evolution_function_is_affine_p.
13569 (analyze_overlapping_iterations): Pass in the loop nest number.
13571 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13572 Sebastian Pop <sebastian.pop@amd.com>
13574 PR tree-optimization/36206
13575 * tree-chrec.h (chrec_fold_op): New.
13576 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
13579 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
13581 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
13583 (remove_duplicates): Do not set inode on non-inode systems.
13586 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
13588 * config.gcc (tm_file): Update comments about relative pathnames.
13590 2008-05-20 Richard Guenther <rguenther@suse.de>
13592 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
13593 * tree-ssa-sccvn.c (process_scc): Likewise.
13594 * tree-ssa-sink.c (execute_sink_code): Likewise.
13595 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
13596 * tree-vrp.c (process_assert_insertions): Likewise.
13597 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13598 (perform_tree_ssa_dce): Likewise.
13599 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
13600 (dump_dominator_optimization_stats): Likewise.
13601 * tree-vectorizer.c (vectorize_loops): Likewise.
13603 2008-05-20 Richard Guenther <rguenther@suse.de>
13605 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
13607 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
13609 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
13610 (ix86_i386elf_return_in_memory): Likewise.
13611 (ix86_i386interix_return_in_memory): Likewise.
13612 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
13613 (SUBTARGET_RETURN_IN_MEMORY): New.
13614 * config/i386/i386elf.h: Likewise.
13615 * config/i386/ptx4-i.h: Likewise.
13616 * config/i386/sol2-10.h: Likewise.
13617 * config/i386/sysv4.h: Likewise.
13618 * config/i386/vx-common.h: Likewise.
13619 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
13620 * config/i386/i386.c (ix86_return_in_memory): Made static and
13621 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
13622 (ix86_i386elf_return_in_memory): Removed.
13623 (ix86_i386interix_return_in_memory): Removed.
13624 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
13625 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
13627 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
13629 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
13631 2008-05-19 Xinliang David Li <davidxl@google.com>
13633 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
13635 * common.opt: Ditto.
13636 * doc/invoke.texi: Ditto.
13638 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
13640 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
13641 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
13643 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13645 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
13646 sizes of operand array from 8/4 to 4/2.
13647 (ix86_expand_vector_init_general): Change size of operand array
13648 from 32 to 16. Remove op0, op1 and half_mode.
13650 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13652 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
13653 (ix86_expand_vector_init_interleave): Likewise.
13654 (ix86_expand_vector_init_general): Use them. Assert
13655 word_mode == SImode when n_words == 4.
13657 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
13659 * config/i386/i386.c (ix86_secondary_reload): New static function.
13660 (TARGET_SECONDARY_RELOAD): New define.
13661 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13662 * config/i386/i386.md (reload_outqi): Remove.
13664 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13666 PR middle-end/35509
13667 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
13668 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
13669 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
13670 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
13671 (fold_builtin_1): Likewise.
13672 * builtins.def (BUILT_IN_ISINF_SIGN): New.
13673 c-common.c (check_builtin_function_arguments): Handle
13674 BUILT_IN_ISINF_SIGN.
13675 * doc/extend.texi: Document __builtin_isinf_sign.
13676 * fold-const.c (operand_equal_p): Handle COND_EXPR.
13678 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
13680 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
13681 EH cleanup at the end of the pass, search for those that have been
13682 turned into forwarder blocks and do the cleanup on their successor.
13684 2008-05-18 Richard Guenther <rguenther@suse.de>
13686 * tree-cfg.c (verify_gimple_expr): Allow conversions from
13687 pointers to sizetype and vice versa.
13689 2008-05-18 Xinliang David Li <davidxl@google.com>
13691 * gcc/tree-ssa-dce.c: Coding style fix.
13692 (check_pow): Documentation comment.
13693 (check_log): Documenation comment. Coding style fix.
13694 (is_unnecessary_except_errno_call): Ditto.
13695 (gen_conditions_for_pow): Ditto.
13696 (gen_conditions_for_log): Ditto.
13697 (gen_shrink_wrap_conditions): Ditto.
13698 (shrink_wrap_one_built_in_calls): Ditto.
13699 * gcc/doc/invoke.texi: Better documentation string.
13700 * ChangeLog: Fix wrong change log entries from
13701 May 17 checkin on function call DCE.
13703 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
13705 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
13707 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
13709 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
13710 * df-problems.c (simulation routines): Fixed block comment to
13711 properly say how to add forwards scanning functions.
13713 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13715 * tree-inline.c (setup_one_parameter): Remove dead code.
13717 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13719 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
13720 a BIT_AND_EXPR only for an INTEGER_TYPE.
13722 2008-05-17 Xinliang David Li <davidxl@google.com>
13724 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
13725 (check_pow, check_log, is_unnecessary_except_errno_call): New
13726 functions to check for eliminating math functions that are pure
13727 except for setting errno.
13728 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
13729 general condition expressions for shrink-wrapping pow/log calls.
13730 (gen_shrink_wrap_conditions): Ditto.
13731 (shrink_wrap_one_built_in_call): Ditto.
13732 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
13733 (mark_operand_necessary): If debugging, output if OP is necessary.
13734 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
13736 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
13738 * gcc/common.opt: New user flag -ftree-builtin-dce.
13739 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
13741 2008-05-16 David S. Miller <davem@davemloft.net>
13743 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
13744 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13746 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
13749 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
13751 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13753 * ifcvt.c (dead_or_predicable): Rename
13754 df_simulate_one_insn_backwards to df_simulate_one_insn.
13755 * recog.c (peephole2_optimize): Ditto.
13756 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
13758 * df.h: Rename df_simulate_one_insn_backwards to
13759 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
13760 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
13761 scanning of defs and uses.
13762 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
13763 (df_simulate_one_insn_forwards): Removed.
13765 2008-05-16 Doug Kwan <dougkwan@google.com>
13767 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
13769 (real_from_string): Handle NaNs and Inf as approriate.
13771 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13773 * doc/gty.texi (Source Files Containing Type Information): Note
13774 that headers should appear first in the gtfiles list.
13776 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13778 * tree.def (COND_EXEC): Properly documented this code.
13780 2008-05-16 Diego Novillo <dnovillo@google.com>
13782 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
13783 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
13786 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13788 * tree-ssa-dse (max_stmt_uid): Removed.
13789 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
13790 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
13791 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
13792 * function.h (cfun.last_stmt_uid): New field.
13793 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
13794 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
13796 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
13797 (create_stmt_ann): Initialize the ann->uid field.
13798 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
13800 * tree-flow.h (renumber_gimple_stmt_uids): New function.
13802 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13804 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
13805 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
13806 (init_empty_tree_cfg): Call it.
13808 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13810 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
13813 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13815 * doc/invoke.text (-fdump-tree-*-verbose): New option.
13816 * tree-dump.c (dump_options): New verbose option.
13817 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
13819 * tree-pass.h (TDF_VERBOSE): New dump flag.
13820 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
13821 (tree-flow.h): Added include.
13822 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
13824 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
13826 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
13828 From Jie Zhang <jie.zhang@analog.com>
13829 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13830 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
13831 mcpu=bf561-none and mcpu=bf561-0.2.
13832 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13833 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13834 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13835 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13836 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
13837 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
13838 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
13840 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
13841 (cputype_selected): Remove.
13842 (bfin_handle_option): Don't use cputype_selected.
13843 (override_options): When no mcpu option, enable all workarounds.
13844 Don't use bfin_workarounds.
13845 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
13847 (DEFAULT_CPU_TYPE): Don't define.
13849 2008-05-16 Richard Guenther <rguenther@suse.de>
13851 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
13852 on deletion of the last stmt.
13854 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13856 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
13857 V8HImode for SSE2 and V16QImode for SSE4.1.
13859 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13861 * cgraph.h (compute_inline_parameters): Made public.
13862 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
13863 variable_generate_summary, function_write_summary,
13864 variable_write_summary, variable_read_summary. Added generate_summary,
13865 write_summary, read_summary.
13866 * cgraphunit.c (cgraph_process_new_functions): Changed call from
13867 pass_ipa_inline.function_generate_summary, to
13868 compute_inline_parameters.
13869 * ipa-inline.c (compute_inline_parameters): Made public and added
13871 (compute_inline_parameters_for_current): New function.
13872 (pass_inline_param): Now calls compute_inline_parameters_for_current.
13873 (inline_generate_summary): Removed parameter and made to loop over
13875 (pass_ipa_inline): Updated for new IPA_PASS structure.
13876 * passes.c (execute_ipa_summary_passes): Now is called once per
13877 pass rather than once per node*pass.
13879 2008-05-15 Anatoly Sokolov <aesok@post.ru>
13881 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
13882 avr_have_mul_p, avr_asm_only_p): Remove variables.
13883 (avr_override_options): Remove initialization of removed variables.
13884 (avr_file_start): Convert removed variables to fields of
13885 'struct base_arch_s *avr_current_arch'.
13886 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
13887 (AVR_HAVE_MUL): (Ditto.).
13888 (AVR_HAVE_MOVW): (Ditto.).
13889 (AVR_HAVE_LPMX): (Ditto.).
13890 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
13891 avr_asm_only_p): Remove declaration.
13893 2008-05-15 Diego Novillo <dnovillo@google.com>
13895 * config/arm/arm.c (arm_return_in_memory): Fix return type.
13896 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
13898 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
13900 PR middle-end/36194
13901 * combine.c (check_conversion): Rename back to check_promoted_subreg.
13902 Don't call record_truncated_value from here.
13903 (record_truncated_value): Turn it into a for_each_rtx callback.
13904 (record_truncated_values): New function.
13905 (combine_instructions): Call note_uses with record_truncated_values.
13906 Change name of check_conversion to check_promoted_subreg.
13908 2008-05-15 Janis Johnson <janis187@us.ibm.com>
13910 * doc/sourcebuild.texi: Document support for torture tests.
13912 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13914 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
13915 to alternative 4 of operand 2.
13917 2008-05-15 Richard Guenther <rguenther@suse.de>
13919 * tree-pass.h (current_pass): Declare.
13920 (get_pass_for_id): Likewise.
13921 * passes.c (passes_by_id, passes_by_id_size): New globals.
13922 (set_pass_for_id): New function.
13923 (get_pass_for_id): Likewise.
13924 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
13925 (execute_function_todo): Flush per function statistics.
13926 * toplev.c (compile_file): Init statistics.
13927 (general_init): Do early statistics initialization.
13928 (finalize): Finish statistics.
13929 * statistics.h (statistics_early_init): Declare.
13930 (statistics_init): Likewise.
13931 (statistics_fini): Likewise.
13932 (statistics_fini_pass): Likewise.
13933 (statistics_counter_event): Likewise.
13934 (statistics_histogram_event): Likewise.
13935 * statistics.c: New file.
13936 * Makefile.in (OBJS-common): Add statistics.o.
13937 (statistics.o): Add dependencies.
13938 * doc/invoke.texi (-fdump-statistics): Document.
13940 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
13941 (insert): Likewise.
13942 (execute_pre): Use statistics_counter_event.
13943 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
13944 (substitute_and_fold): Increment it. Use statistics_counter_event.
13946 2008-05-15 Diego Novillo <dnovillo@google.com>
13948 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
13950 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
13951 * tree-ssa-alias.c (new_type_alias): Remove references to
13952 sub-variables from comment.
13953 * tree-ssa-operands.c (swap_tree_operands): Likewise.
13955 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13957 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
13958 attribute to 1 only for insertps alternative.
13960 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13962 * config/bfin/bfin.md (loadbytes): New pattern.
13963 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
13964 (bfin_init_builtins): Initialize it.
13965 (bdesc_1arg): Add it.
13967 2008-05-15 Sa Liu <saliu@de.ibm.com>
13969 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
13970 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
13971 * testsuite/lib/target-supports.exp: Add
13972 check_effective_target_fortran_integer_16.
13974 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13976 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
13977 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
13978 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
13979 (TARGET_RETURN_IN_MEMORY): Define.
13981 2008-05-15 Richard Guenther <rguenther@suse.de>
13983 PR middle-end/36244
13984 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
13985 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
13986 represent unmodifiable vars.
13988 2008-05-15 Richard Guenther <rguenther@suse.de>
13990 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
13991 INDIRECT_REF and TARGET_MEM_REF.
13992 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13995 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13996 H.J. Lu <hongjiu.lu@intel.com>
13998 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
13999 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14000 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14001 insn alternatives. Add missing alternatives.
14002 (*vec_concatv2di_rex64_sse4_1): Likewise.
14003 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14004 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14005 Require TARGET_SSE.
14007 2008-05-15 Richard Guenther <rguenther@suse.de>
14009 PR tree-optimization/36009
14010 PR tree-optimization/36204
14011 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14012 (determine_invariantness_stmt): Record the loop a store is
14013 always executed in.
14014 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14017 2008-05-15 Richard Guenther <rguenther@suse.de>
14019 PR tree-optimization/34330
14020 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14021 through the pointer will alias the SMT.
14023 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14025 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14027 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14029 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14031 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14032 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14034 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14035 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14036 (vashl_optab): New optab for vector/vector shifts.
14037 (vashr_optab): Ditto.
14038 (vlshr_optab): Ditto.
14039 (vrotl_optab): Ditto.
14040 (vrotr_optab): Ditto.
14041 (optab_subtype): New enum for optab_for_tree_code call.
14042 (optab_for_tree_code): Add enum optab_subtype argument.
14044 * optabs.c (optab_for_tree_code): Take an additional argument to
14045 distinguish between a vector shift by a scalar and vector shift by
14046 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14047 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14048 vector shift by a vector.
14049 (expand_widen_pattern_expr): Pass additional argument to
14050 optab_for_tree_code.
14052 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14053 vrotl_optab, vrotr_optab.
14055 * expr.c (expand_expr_real_1): Update calls to
14056 optab_for_tree_code to distinguish between vector shifted by a
14057 scalar and vector shifted by a vector.
14058 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14059 (supportable_narrowing_operation): Ditto.
14060 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14061 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14062 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14063 (vect_create_epilog_for_reduction): Ditto.
14064 (vectorizable_reduction): Ditto.
14065 (vectorizable_operation): Ditto.
14066 (vect_strided_store_supported): Ditto.
14067 (vect_strided_load_supported): Ditto.
14068 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14069 * expmed.c (expand_shift): Ditto.
14071 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14073 (ashr@var{m}3): Ditto.
14074 (vashl@var{m}3): Document new vector/vector shift standard name.
14075 (vashr@var{m}3): Ditto.
14076 (vlshr@var{m}3): Ditto.
14077 (vrotl@var{m}3): Ditto.
14078 (vrotr@var{m}3): Ditto.
14080 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14081 (PPERM_INVERT): Ditto.
14082 (PPERM_REVERSE): Ditto.
14083 (PPERM_REV_INV): Ditto.
14084 (PPERM_ZERO): Ditto.
14085 (PPERM_ONES): Ditto.
14086 (PPERM_SIGN): Ditto.
14087 (PPERM_INV_SIGN): Ditto.
14088 (PPERM_SRC1): Ditto.
14089 (PPERM_SRC2): Ditto.
14091 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14092 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14093 allows a memory operand to be the value being added, and split it
14094 to improve vectorization.
14095 (sse5_pmacsdqh_mem): Ditto.
14096 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14097 (sse5_mulv2div2di3_high): Ditto.
14098 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14099 (vec_pack_trunc_v4si): Ditto.
14100 (vec_pack_trunc_v2di): Ditto.
14101 (sse5_pcmov_<mode>): Remove code that tried to use use
14102 andps/andnps instead of pcmov.
14103 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14104 pmacsdqh instructions.
14105 (vec_widen_smult_lo_v4si): Ditto.
14107 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14108 (PPERM_INVERT): Ditto.
14109 (PPERM_REVERSE): Ditto.
14110 (PPERM_REV_INV): Ditto.
14111 (PPERM_ZERO): Ditto.
14112 (PPERM_ONES): Ditto.
14113 (PPERM_SIGN): Ditto.
14114 (PPERM_INV_SIGN): Ditto.
14115 (PPERM_SRC1): Ditto.
14116 (PPERM_SRC2): Ditto.
14117 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14119 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14121 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14122 says ignore whether the last reference is a memory operand.
14124 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14125 Paolo Bonzini <bonzini at gnu dot org>
14127 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14130 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14131 (vlshr<mode>3): Rename from vlshr<mode>3.
14132 (vashr<mode>3): Rename from vashr<mode>3.
14133 (mulv4sf3): Change the names of vector shift patterns.
14137 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14140 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14165 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14166 (floatunssidf2_internal): Change vector/vector shift names.
14167 (floatunsdidf2_internal): Ditto.
14174 (vashl<mode>3): Rename from ashl<mode>3.
14175 (vashr<mode>3): Rename from ashr<mode>3.
14176 (vlshr<mode>3): Rename from lshr<mode>3.
14177 (vrotl<mode>3): Rename from rotl<mode>3.
14179 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14182 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
14183 multiply gives the wrong value when doing widening multiplies.
14184 (vec_widen_smult_lo_v4si): Ditto.
14186 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14188 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
14189 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
14190 emit_library_call_value.
14191 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
14192 * tree.h (ECF_LIBCALL_BLOCK): Removed.
14193 * calls.c (initialize_argument_information, precompute_arguments,
14194 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
14195 (precompute_arguments): Removed flags parameter.
14196 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
14198 2008-05-14 Richard Guenther <rguenther@suse.de>
14200 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
14201 Make sure to register the store if the use is a PHI_NODE.
14203 2008-05-14 Olivier Hainque <hainque@adacore.com>
14205 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
14206 memory if the component is to be referenced in BLKmode according
14207 to get_inner_reference.
14209 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
14211 * calls.c (emit_library_call_value_1): Restore code clearing
14212 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
14214 2008-05-14 Olivier Hainque <hainque@adacore.com>
14215 Nicolas Roche <roche@adacore.com>
14217 * configure.ac: Add support for a "gcc_subdir" variable in
14218 config-lang.in, to denote a subdirectory where the language/GCC
14219 integration files are to be found.
14220 * configure: Regenerate.
14222 2008-05-14 Ira Rosen <irar@il.ibm.com>
14224 PR tree-optimization/36098
14225 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
14226 value for the first load in the group in case of a gap.
14227 (vect_build_slp_tree): Check that there are no gaps in loads.
14229 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14231 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
14232 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
14233 expand_copysign_bit, ): Change call to emit_no_conflict_block to
14234 emit_insn and remove unneeded code to construct extra args.
14235 (emit_no_conflict_block): Removed.
14236 * optabls.h: (emit_no_conflict_block): Removed.
14237 * cse.c (cse_extended_basic_block): Remove search for
14238 REG_NO_CONFLICT note.
14239 * global.c: Removed incorrect comment added in revision 117.
14240 * expr.c (convert_move): Change call to emit_no_conflict_block to
14242 * recog.c: Change comments so that they do not mention
14244 * local_alloc.c (combine_regs): Removed last parameter.
14245 (no_conflict_p): Removed.
14246 (block_alloc): Removed note, no_conflict_combined_regno and set
14247 local vars. Removed all code to process REG_NO_CONFLICT blocks.
14248 (combine_regs): Removed already_dead and code to look for
14249 REG_NO_CONFLICT notes.
14250 * lower_subreg (remove_retval_note): Removed code to look for
14251 REG_NO_CONFLICT block.
14252 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
14253 (resolve_clobber): Remove code to process libcalls that have
14254 REG_NO_CONFLICT notes.
14255 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
14257 * combine.c (can_combine_p, distribute_notes): Removed
14258 REG_NO_CONFLICT case.
14259 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
14261 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
14262 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
14264 * reg-notes.def (NO_CONFLICT): Removed.
14266 2008-05-14 David S. Miller <davem@davemloft.net>
14268 * config/sparc/sparc.c (sparc_profile_hook): If
14269 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
14270 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
14271 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14273 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
14275 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
14277 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
14280 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
14281 and op1 expansion before vector concat to have less live pseudos.
14283 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
14285 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14286 ix86_expand_vector_set if supported.
14288 2008-05-13 Diego Novillo <dnovillo@google.com>
14289 Kenneth Zadeck <zadeck@naturalbridge.com>
14291 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
14293 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
14294 phinodes_print_statistics, init_ssanames, fini_ssanames,
14295 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
14296 release_ssa_name, release_defs, replace_ssa_name_symbol,
14297 ssanames_print_statistics): Move ...
14298 * tree-flow.h: ... here.
14299 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
14300 Use FN instead of cfun.
14301 (make_ssa_name_fn): Rename from make_ssa_name.
14302 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
14303 * tree-flow-inline.h (make_ssa_name): Move from
14304 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
14305 * omp-low.c (expand_omp_parallel):
14306 * tree-flow-inline.h (redirect_edge_var_map_result):
14307 * tree-ssa.c (init_tree_ssa): Add argument FN.
14308 Use it instead of cfun. Update all users.
14310 2008-05-13 Tom Tromey <tromey@redhat.com>
14312 PR preprocessor/22168:
14313 * doc/cpp.texi (Top): Update menu.
14314 (Alternatives to Wrapper #ifndef): New node.
14315 (Other Directives): Document deprecation.
14316 (Obsolete Features): Remove menu.
14317 (Assertions): Merge node into Obsolete Features.
14318 (Obsolete once-only headers): Move earlier; rename to Alternatives
14319 to Wrapper #ifndef.
14320 * doc/cppopts.texi: Update.
14321 * c.opt (Wdeprecated): Enable for C and ObjC.
14322 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
14323 (C++ Dialect Options): Move -Wno-deprecated from here to...
14324 (Warning Options): ... here.
14326 2008-05-13 Richard Guenther <rguenther@suse.de>
14328 PR middle-end/36227
14329 * fold-const.c (fold_sign_changed_comparison): Do not allow
14330 changes in pointer-ness.
14332 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14335 * config/sh/sh.c (sh_expand_prologue): Don't clear
14336 RTX_FRAME_RELATED_P for push insns.
14338 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
14340 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
14342 2008-05-12 Anatoly Sokolov <aesok@post.ru>
14344 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
14345 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
14346 Use 'machine->is_leaf' instead of 'leaf_func_p'.
14348 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
14350 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
14351 (*vec_concatv4sf_sse): This.
14352 (*sse2_concatv2si): Renamed to ...
14353 (*vec_concatv2si_sse2): This.
14354 (*sse1_concatv2si): Renamed to ...
14355 (*vec_concatv2si_sse): This.
14356 (*vec_concatv2di_rex): Renamed to ...
14357 (*vec_concatv2di_rex64): This.
14358 (*vec_concatv2si_sse4_1): New.
14359 (*vec_concatv2di_rex64_sse4_1): Likewise.
14361 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
14363 PR rtl-optimization/36111
14364 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
14365 that was created for swappable operands.
14367 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
14370 * Makefile.in: Substitute GNATMAKE and GNATBIND.
14371 * configure.ac: Add call to ACX_PROG_GNAT.
14373 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
14375 * optc-gen.awk: Fix comment typo.
14377 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14379 * pretty-print.c (pp_integer_with_precision): Use
14380 HOST_LONG_LONG_FORMAT.
14382 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
14384 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
14386 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
14388 * config/i386/i386.c (bdesc_ptest): Removed.
14389 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
14390 (bdesc_args): Add __builtin_ia32_ptestz128,
14391 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
14392 (ix86_init_mmx_sse_builtins): Updated.
14393 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
14394 (ix86_expand_builtin): Updated.
14396 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
14398 * tree-cfg.c (valid_fixed_convert_types_p): New function.
14399 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
14401 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
14403 * value-prof.c (interesting_stringop_to_profile): Do not
14404 return early for BUILT_IN_MEMPCPY.
14406 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
14408 * calls.c (expand_call): Don't use callgraph to increase
14409 preferred_stack_boundary.
14411 * cgraph.h (cgraph_rtl_info): Use unsigned on
14412 preferred_incoming_stack_boundary.
14414 * final.c (rest_of_clean_state): Use unsigned on
14415 preferred_stack_boundary.
14417 2008-05-09 Tom Tromey <tromey@redhat.com>
14419 PR preprocessor/22231:
14420 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
14423 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
14425 PR tree-optimization/36129
14426 * tree-ssa-ccp.c: Include value-prof.h.
14427 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
14428 built-in function was folded to a constant.
14429 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
14431 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
14432 Sebastian Pop <sebastian.pop@amd.com>
14434 * tree-scalar-evolution.c: Document instantiate_scev.
14435 (instantiate_parameters_1): Renamed instantiate_scev_1.
14436 Don't use the same loop for instantiation_loop and evolution_loop.
14437 (instantiate_scev): New.
14438 (instantiate_parameters): Moved...
14439 (resolve_mixers): Update call to instantiate_scev_1 to pass the
14440 same loop twice. Maintains the semantics for this function.
14441 * tree-scalar-evolution.h (instantiate_scev): Declare.
14442 (instantiate_parameters): ...here. Now static inline.
14443 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
14444 instead of resolve_mixers.
14446 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14448 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
14450 2008-05-09 Tomas Bily <tbily@suse.cz>
14452 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
14453 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
14454 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14455 * c-common.c (c_common_truthvalue_conversion): Likewise.
14456 * tree-object-size.c (compute_object_offset): Likewise.
14457 * tree-inline.c (estimate_num_insns_1): Likewise.
14458 * varasm.c (const_hash_1, compare_constant, copy_constant)
14459 (compute_reloc_for_constant, output_addressed_constants)
14460 (initializer_constant_valid_p): Likewise.
14461 * c-omp.c (check_omp_for_incr_expr): Likewise.
14462 * gimplify.c (gimplify_expr): Likewise.
14463 * c-typeck.c (c_finish_return): Likewise.
14464 * tree-vectorizer.c (supportable_widening_operation)
14465 (supportable_narrowing_operation): Likewise.
14466 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
14467 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
14468 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14469 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
14470 (descr_info_loc): Likewise.
14471 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14472 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
14473 (fold_unary): Likewise.
14474 * builtins.c (get_pointer_alignment): Likewise.
14475 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
14476 (instantiate_parameters_1): Likewise.
14477 * tree.c (expr_align, stabilize_reference): Likewise.
14478 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
14479 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
14480 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
14481 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14482 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
14483 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
14485 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
14486 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
14487 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
14488 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
14489 (forward_propagate_comparison)
14490 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14491 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
14492 * emit-rtl.c (component_ref_for_mem_expr)
14493 (set_mem_attributes_minus_bitpos): Likewise.
14494 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14495 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
14497 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
14498 (build_function_call, pointer_diff, build_compound_expr)
14499 (c_finish_return): Likewise.
14500 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
14501 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
14503 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
14504 * expr.c (is_aligning_offset): Likewise.
14505 * tree-ssa-alias.c (is_escape_site): Likewise.
14506 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
14507 (check_all_va_list_escapes): Likewise.
14508 * tree-ssa-loop-ivopts.c (determine_base_object)
14509 (determine_common_wider_type): Likewise.
14510 * dojump.c (do_jump): Likewise.
14511 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
14512 * tree-gimple.c (is_gimple_cast): Likewise.
14513 * fold-const.c (decode_field_reference, )
14514 (fold_sign_changed_comparison, fold_unary, fold_comparison)
14515 (fold_binary): Likewise.
14516 * tree-ssa-alias-warnings.c (find_alias_site_helper)
14517 (already_warned_in_frontend_p): Likewise.
14518 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
14519 * tree.c (really_constant_p, get_unwidened): Likewise.
14520 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
14521 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
14522 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
14524 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
14526 (CONVERT_EXPR_P): Define.
14527 (CASE_CONVERT): Define.
14529 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
14531 PR middle-end/36117
14532 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
14533 (delete_unmarked_insns): When deleting a call, call
14534 delete_unreachable_blocks.
14535 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14536 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
14538 2008-05-08 Richard Guenther <rguenther@suse.de>
14540 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
14541 (-ftree-salias): Likewise.
14542 (salias-max-implicit-fields): Remove param documentation.
14543 (salias-max-array-elements): Likewise.
14544 * tree-pass.h (pass_create_structure_vars): Remove.
14545 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14546 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14547 * tree-ssa-alias.c (create_structure_vars): Remove.
14548 (gate_structure_vars): Likewise.
14549 (pass_create_structure_vars): Likewise.
14550 (gate_build_alias): Likewise.
14551 (pass_build_alias): Adjust to run always and dump the function.
14552 * common.opt (ftree-salias): Hide.
14553 * passes.c (init_optimization_passes): Remove
14554 pass_create_structure_vars, adjust comment.
14555 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14556 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14557 * opts.c (decode_options): Do not set flag_tree_salias.
14558 (common_handle_option): Add OPT_ftree_salias to the backward
14559 compatibility section.
14561 2008-05-08 Richard Guenther <rguenther@suse.de>
14563 * tree-flow-inline.h (var_can_have_subvars): Move ...
14564 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
14565 * tree-flow.h (var_can_have_subvars): Remove.
14566 (push_fields_onto_fieldstack): Remove.
14567 (sort_fieldstack): Likewise.
14568 (struct fieldoff): Move ...
14569 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
14570 alias_set and base_for_components fields.
14571 (sort_fieldstack): Make static.
14572 (push_fields_onto_fieldstack): Likewise. Remove code that
14573 handles anything but RECORD_TYPEs. Remove alias_set and
14574 base_for_components handling.
14575 (create_variable_info_for): Adjust.
14577 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
14579 * common.opt (Wframe-larger-than=): Shorten the help message
14581 * doc/invoke.texi (Wframe-larger-than=): Add more description.
14583 2008-05-08 Rafael Espíndola <espindola@google.com>
14585 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
14587 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
14588 trap and that both operands are gimple values.
14589 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
14590 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
14593 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14595 * read-rtl.c (join_c_conditions): Return the first string if the
14596 two strings are equal.
14598 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14600 * gensupport.h (pred_data): Add a "num_codes" field.
14601 (add_predicate_code): Declare.
14602 * gensupport.c (add_predicate_code): New function.
14603 (std_pred_table): Add an "allows_const_p" field.
14604 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
14605 Remove the (incomplete) list of such codes from the codes field.
14606 (init_predicate_table): Use add_predicate_code. Add all
14607 RTX_CONST_OBJs if allows_const_p is true.
14608 * genrecog.c (process_define_predicate): Use add_predicate_code.
14610 2008-05-08 David Daney <ddaney@avtrex.com>
14611 Richard Sandiford <rsandifo@nildram.co.uk>
14613 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
14614 special case of constant zero operands.
14615 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
14616 old and new values. Special case constant zero values.
14617 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
14619 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
14620 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
14622 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
14625 * simplify-rtx.c (simplify_plus_minus): Create CONST of
14626 similar RTX_CONST_OBJ before CONST_INT.
14628 2008-05-08 Steve Ellcey <sje@cup.hp.com>
14630 * stmt.c (expand_stack_restore): Change sa mode if needed.
14632 2008-05-08 Richard Guenther <rguenther@suse.de>
14634 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
14635 return type to bool.
14636 (ix86_sol10_return_in_memory): Likewise.
14637 (ix86_i386elf_return_in_memory): Likewise.
14638 (ix86_i386interix_return_in_memory): Likewise.
14639 * config/i386/i386.c (ix86_return_in_memory): Likewise.
14640 (ix86_sol10_return_in_memory): Likewise.
14641 (ix86_i386elf_return_in_memory): Likewise.
14642 (ix86_i386interix_return_in_memory): Likewise.
14644 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14647 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
14649 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
14650 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
14653 2008-05-08 Richard Guenther <rguenther@suse.de>
14655 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
14656 * tree-data-ref.h (struct dr_alias): Remove subvars field.
14657 (DR_SUBVARS): Remove.
14658 * tree-dfa.c (dump_subvars_for): Remove.
14659 (debug_subvars_for): Likewise.
14660 (dump_variable): Do not dump subvars.
14661 (remove_referenced_var): Do not remove subvars.
14662 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
14663 (lookup_subvars_for_var): Remove.
14664 (get_subvars_for_var): Likewise.
14665 (get_subvars_at): Likewise.
14666 (get_first_overlapping_subvar): Likewise.
14667 (overlap_subvar): Likewise.
14668 * tree-flow.h (subvar_t): Remove.
14669 (struct var_ann_d): Remove subvars field.
14670 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
14671 argument. Remove special handling of SFTs.
14672 (compute_tag_properties): Likewise.
14673 (set_initial_properties): Likewise.
14674 (compute_call_clobbered): Likewise.
14675 (count_mem_refs): Likewise.
14676 (compute_memory_partitions): Likewise.
14677 (compute_flow_insensitive_aliasing): Likewise.
14678 (setup_pointers_and_addressables): Likewise.
14679 (new_type_alias): Likewise.
14680 (struct used_part): Remove.
14681 (used_portions): Likewise.
14682 (struct used_part_map): Likewise.
14683 (used_part_map_eq): Likewise.
14684 (used_part_map_hash): Likewise.
14685 (free_used_part_map): Likewise.
14686 (up_lookup): Likewise.
14687 (up_insert): Likewise.
14688 (get_or_create_used_part_for): Likewise.
14689 (create_sft): Likewise.
14690 (create_overlap_variables_for): Likewise.
14691 (find_used_portions): Likewise.
14692 (create_structure_vars): Likewise.
14693 * tree.def (STRUCT_FIELD_TAG): Remove.
14694 * tree.h (MTAG_P): Adjust.
14695 (struct tree_memory_tag): Remove base_for_components and
14696 unpartitionable flags.
14697 (struct tree_struct_field_tag): Remove.
14698 (SFT_PARENT_VAR): Likewise.
14699 (SFT_OFFSET): Likewise.
14700 (SFT_SIZE): Likewise.
14701 (SFT_NONADDRESSABLE_P): Likewise.
14702 (SFT_ALIAS_SET): Likewise.
14703 (SFT_UNPARTITIONABLE_P): Likewise.
14704 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
14705 (union tree_node): Remove sft field.
14706 * alias.c (get_alias_set): Remove special handling of SFTs.
14707 * print-tree.c (print_node): Remove handling of SFTs.
14708 * tree-dump.c (dequeue_and_dump): Likewise.
14709 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
14710 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
14711 * tree-predcom.c (set_alias_info): Do not set subvars.
14712 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
14713 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
14714 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
14715 (add_vars_for_offset): Remove.
14716 (add_virtual_operand): Remove special handling of SFTs.
14717 (add_call_clobber_ops): Likewise.
14718 (add_call_read_ops): Likewise.
14719 (get_asm_expr_operands): Likewise.
14720 (get_modify_stmt_operands): Likewise.
14721 (get_expr_operands): Likewise.
14722 (add_to_addressable_set): Likewise.
14723 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
14724 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14725 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
14726 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
14727 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
14728 (tree_node_structure): Likewise.
14729 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
14731 (find_what_p_points_to): Likewise.
14733 2008-05-08 Sa Liu <saliu@de.ibm.com>
14735 * config/spu/spu.md: Fixed subti3 pattern.
14737 2008-05-08 Richard Guenther <rguenther@suse.de>
14739 PR middle-end/36154
14740 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
14741 sure to create a representative for trailing arrays for PTA.
14743 2008-05-08 Richard Guenther <rguenther@suse.de>
14745 PR middle-end/36172
14746 * fold-const.c (operand_equal_p): Two objects which types
14747 differ in pointerness are not equal.
14749 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14751 * calls.c (compute_argument_block_size): Add argument tree fndecl.
14752 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
14753 (emit_library_call_value_1): Add new variable fndecl initialized by
14754 NULL_TREE. It should be the decl type of orgfun, but this information
14755 seems not to be available here, so it uses the default calling abi.
14756 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
14757 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
14758 by TARGET_RETURN_IN_MEMORY.
14759 * config/i386/i386-interix.h: Likewise.
14760 * config/i386/i386.h: Likewise.
14761 * config/i386/i386elf.h: Likewise.
14762 * config/i386/ptx4-i.h: Likewise.
14763 * config/i386/sol2-10.h: Likewise.
14764 * config/i386/sysv4.h: Likewise.
14765 * config/i386/vx-common.h: Likewise.
14766 * config/cris/cris.h: Removed #if 0 clause.
14767 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
14768 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
14770 (ix86_sol10_return_in_memory): Likewise.
14771 (ix86_i386elf_return_in_memory): New.
14772 (ix86_i386interix_return_in_memory): New.
14773 * config/mt/mt-protos.h (mt_return_in_memory): New.
14774 * config/mt/mt.c: Likewise.
14775 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14776 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
14777 * config/bfin/bfin.h: Likewise.
14778 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
14780 * config/bfin/bfin.c: Likewise.
14781 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14782 * config/alpha/unicosmk.h: Likewise.
14783 * config/i386/cygming.h: Likewise.
14784 * config/iq2000/iq2000.h: Likewise.
14785 * config/mips/mips.h: Likewise.
14786 * config/mn10300/mn10300.h: Likewise.
14787 * config/rs6000/rs6000.h: Likewise.
14788 * config/score/score.h: Likewise.
14789 * config/spu/spu.h: Likewise.
14790 * config/v850/v850.h: Likewise.
14791 * defaults.h: Likewise.
14792 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
14793 * expr.c (emit_block_move): Adjust use of
14794 OUTGOING_REG_PARM_STACK_SPACE.
14795 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
14796 OUTGOING_REG_PARM_STACK_SPACE.
14797 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
14799 2008-05-08 Jakub Jelinek <jakub@redhat.com>
14801 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
14802 on OMP_RETURN for OMP_FOR.
14805 * dwarf2out.c (dw_expand_expr, common_check): Removed.
14806 (fortran_common): New function.
14807 (gen_variable_die): Call fortran_common instead of common_check,
14808 adjust for it returning tree instead of rtx. Formatting.
14810 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14814 * see.c (see_copy_insn): Copy new pure const attributes for new call.
14815 * c-decl.c (merge_decls): Ditto.
14816 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
14817 to RTL_CONST_OR_PURE_CALL_P.
14818 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
14819 Initialized DECL_LOOPING_CONST_PURE.
14820 (process_call_operands): Set tree_side_effects properly.
14821 * tree.h (TREE_READONLY_DECL_P): Removed.
14822 (DECL_IS_PURE): Renamed to DECL_PURE_P.
14823 (DECL_LOOPING_OR_CONST_P): New macro.
14824 (struct tree_function_decl): Added looping_const_or_pure_p.
14825 (ECF_*) Renumbered.
14826 (ECF_LOOPING_OR_CONST_P): New macro.
14827 * rtlanal.c (pure_const_p): Removed.
14828 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
14829 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
14830 to RTL_CONST_CALL_P.
14831 * ipa-pure-const.c (pure_const_state_e): Added looping field.
14832 (check_decl, check_tree, check_call, scan_function): Initialize
14834 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
14835 (static_execute): Set looping true for recursive functions.
14836 Undo setting state to IPA_NEITHER for recursive functions.
14837 * cse.c (cse_insn):
14838 * ifcvt.c (noce_can_store_speculate_p): Changed
14839 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
14840 RTL_CONST_OR_PURE_CALL_P.
14841 * dse.c (scan_insn): Ditto.
14842 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
14843 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
14844 RTL_CONST_OR_PURE_CALL_P.
14845 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
14846 pure_call_p to RTL_CONST_CALL_P.
14847 * gimplify.c (gimplify_call_expr): Clear side effects for
14848 non-looping pure and constant calls.
14849 * calls.c (emit_call_1): Set rtl flags from ecf flags.
14850 (flags_from_decl_or_type): Set ecf flags from decl flags.
14851 (initialize_argument_information): Turn off
14852 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
14853 Change const to pure if callee_copies is true rather than just
14855 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
14856 way of marking pure calls.
14857 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
14858 Remove hack that was supposed to fix pr7335 and remove old
14859 way of marking pure calls.
14860 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
14861 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
14862 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
14863 RTL_CONST_OR_PURE_CALL_P.
14864 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
14865 * loop-invariant.c (find_exits, find_invariant_bb): Changed
14866 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
14867 * sched-deps.c (schedule_analyze): Ditto.
14868 * rtl.h (struct rtx_def): Use call field, unchanging field, and
14869 return_val field of calls to represent pure and const function info.
14870 (CONST_OR_PURE_CALL_P): Deleted macro.
14871 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14872 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
14873 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
14875 * tree-optimize.c (execute_fixup_cfg): Added test for
14876 ECF_LOOPING_CONST_OR_PURE.
14877 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
14879 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
14880 effects for looping pure or const calls.
14881 (verify_gimple_expr): Added verification code.
14882 * config/alpha/alpha.c (alpha_legitimize_address,
14883 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
14885 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
14886 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
14887 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
14888 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
14889 RTL_CONST_OR_PURE_CALL_P.
14890 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
14891 and const calls to be deleted.
14893 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14896 * config/i386/mmx.md (mmx_subv2sf3): New expander.
14897 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
14898 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
14899 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14900 to handle nonimmediate operands.
14901 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
14902 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
14903 to handle nonimmediate operands.
14904 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
14905 (mmx_pmulhrwv4hi3): New expander. Use
14906 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14907 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
14908 (sse2_umulv1siv1di3): New expander. Use
14909 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14910 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
14911 (mmx_eq<mode>3): New expander. Use
14912 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14913 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
14914 (mmx_uavgv8qi3): New expander. Use
14915 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14916 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
14917 (mmx_uavgv4hi3): New expander. Use
14918 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14920 * config/i386/sse.md
14921 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
14922 to handle nonimmediate operands.
14923 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
14924 to handle nonimmediate operands.
14925 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
14926 to handle nonimmediate operands.
14927 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
14928 to handle nonimmediate operands.
14929 (sse2_unpckhpd_exp): New expander. Use
14930 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14931 (sse2_unpcklpd_exp): New expander. Use
14932 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14933 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
14934 to handle nonimmediate operands.
14935 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
14936 to handle nonimmediate operands.
14937 (*sse2_<plusminus_insn><mode>3): Rename from
14938 sse2_<plusminus_insn><mode>3 insn pattern.
14939 (sse2_<plusminus_insn><mode>3): New expander. Use
14940 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14941 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
14942 (sse2_umulv2siv2di3): New expander. Use
14943 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14944 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
14945 (sse4_1_mulv2siv2di3): New expander. Use
14946 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14947 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
14948 (sse2_pmaddwd): New expander. Use
14949 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14950 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
14951 (sse2_eq<mode>3): New expander. Use
14952 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14953 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
14954 (sse4_1_eqv2di3): New expander. Use
14955 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14956 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14957 (sse2_uavgv16qi3): New expander. Use
14958 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14959 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14960 (sse2_uavgv16qi3): New expander. Use
14961 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14962 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
14963 (sse2_uavgv8hi3): New expander. Use
14964 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14965 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
14966 (ssse3_pmulhrswv8hi3): New expander. Use
14967 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14968 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
14969 (ssse3_pmulhrswv4hi3): New expander. Use
14970 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14972 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
14973 (<sse>_vmmul<mode>3): Ditto.
14974 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
14976 (ssse3_pmaddubsw128): Use register_operand for operand 1.
14977 (ssse3_pmaddubsw): Ditto.
14979 * config/i386/i386.c (struct_builtin_description)
14980 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
14981 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
14982 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
14983 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
14984 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
14985 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
14986 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
14987 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
14988 (ix86_fixup_binary_operands): Assert that src1
14989 and src2 must have the same mode when swapped.
14990 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
14991 and ix86_binary_operator_ok. Do not force operands in registers
14994 2008-05-07 Jan Hubicka <jh@suse.cz>
14996 * cgraph.c (dump_cgraph_node): Update.
14997 * cgraph.h (cgraph_local_info): Break out inline summary.
14998 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15000 * ipa-inline (inline_summary): New accestor function.
15001 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15002 cgraph_decide_inlining, compute_inline_parameters): Update.
15003 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15005 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15007 Cleanup ColdFire scheduling support and add V4 pipeline model.
15009 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15010 (define_attr cpu): Add cfv4 value.
15011 (define_attr type, define_attr type1): Merge into a single 'type'
15012 attribute. Update all uses.
15013 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15014 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15016 (define_attr opx_mem, define_attr opy_mem): Remove.
15017 (define_attr op_mem): Clean up, update comment.
15018 (define_attr size): Use specific values instead of general int.
15019 (define_attr guess, define_attr split): Remove. Update all uses.
15020 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15021 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15022 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15023 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15024 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15025 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15026 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15027 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15028 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15029 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15030 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15031 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15032 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15033 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15034 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15035 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15036 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15037 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15038 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15039 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15040 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15041 Update or set attributes.
15042 (stack_tie): New fake instruction.
15044 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15045 (m68k_sched_attr_size): Update declaration.
15046 (m68k_sched_attr_type2): Remove.
15047 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15048 Declare new bypass predicates.
15050 * config/m68k/m68k.c (m68k_sched_issue_rate,
15051 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15053 (TARGET_SCHED_ISSUE_RATE,
15054 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15055 (override_options): Handle scheduling for ColdFire V4 core.
15056 (m68k_expand_prologue): Emit stack_tie.
15057 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15058 'OP_TYPE_FPN'. Update all uses.
15059 (sched_guess_p): Remove.
15060 (sched_address_type): Handle symbolic addresses.
15061 (sched_get_operand): New static function.
15062 (sched_operand_type): Merge into sched_attr_op_type.
15063 (sched_attr_op_type): Handle FP registers, handle quick constants,
15065 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15066 (m68k_sched_attr_size): Update. Move logic to ...
15067 (sched_get_attr_size_int): New static function.
15068 (sched_get_opxy_mem_type): New static function.
15069 (m68k_sched_attr_op_mem): Update.
15070 (m68k_sched_attr_type2): Remove.
15071 (sched_cfv4_bypass_data): New static variable.
15072 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15073 (m68k_sched_issue_rate): Implement scheduler hook.
15074 (struct _sched_ib: enabled_p): New field.
15075 (m68k_sched_variable_issue): Update. Handle V4.
15076 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15077 sched_dump_class_func_t, sched_dump_split_class,
15078 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15079 sched_dump_dfa_class, m68k_sched_dump): Remove.
15080 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15082 (m68k_sched_init_global): Remove statisctics dumping, introduce
15083 sanity check that all instructions have pipeline reservations. Handle
15085 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15086 Handle ColdFire V4 core.
15087 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15088 New static functions.
15089 (m68k_sched_address_bypass_p): New bypass predicate.
15090 (sched_get_indexed_address_scale): New static function.
15091 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15093 * cf.md: Update comments.
15094 (define_attr type2): Remove. Use 'type' attribute instead.
15096 (cf_ib): Rename to cfv123_ib. Update all uses.
15097 (cf_oep): Rename to cfv123_oep. Update all uses.
15098 (cf_chr): Rename to cfv123_chr. Update all uses.
15099 (cf_mem): Rename to cfv123_mem. Update all uses.
15100 (cf_mac): Move to more appropriate place.
15101 (cfv123_guess): New automaton and cpu_unit.
15102 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15103 Update uses of 'size' attribute. Handle before reload scheduling.
15104 (cfv123_guess): New dummy reservation for unhandled instructions.
15105 (cfv4_*): Pipeline description of ColdFire V4 core.
15106 (ignore): New reservation to handle 'ignore' type.
15108 2008-05-07 Ian Lance Taylor <iant@google.com>
15110 PR middle-end/36013
15111 * gimplify.c (find_single_pointer_decl_1): Don't look through
15113 (find_single_pointer_decl): Adjust comments.
15115 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15117 PR middle-end/36137
15118 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15119 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15121 PR middle-end/36106
15122 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15123 integral type rather than floating point, then VIEW_CONVERT_EXPR
15124 to the floating point type.
15126 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15128 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15129 TFmode op0 to register.
15131 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15133 * c-decl.c (grokdeclarator): Comment typo.
15135 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15137 * tree-flow.h: Remove prototype for computed_goto_p.
15138 * tree-cfg.c (computed_goto_p): Make static.
15140 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15143 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15144 (contains_aligned_value_p): This. Handle _Decimal128.
15145 (ix86_function_arg_boundary): Only align _Decimal128 to its
15146 natural boundary and handle it properly.
15148 2008-05-06 Martin Jambor <mjambor@suse.cz>
15150 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15151 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15152 (ipcp_method_set_orig_node): Removed.
15153 (ipcp_cval_get_cvalue_type): Removed.
15154 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
15155 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
15156 (ipcp_cval_set_cvalue_type): Removed.
15157 (ipcp_cval_get_cvalue): Removed.
15158 (ipcp_cval_set_cvalue): Removed.
15159 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15160 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15161 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15162 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15163 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15164 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15165 (ipcp_get_ith_lattice): Changed parameters.
15166 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15167 (ipcp_lattice_from_jfunc): Changed parameters.
15168 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15169 (ipcp_method_cval_print): Added temporary variable info.
15170 (ipcp_redirect): Removed already unused local variable caller.
15171 (ipcp_redirect): New temporary variable orig_callee_info
15172 (ipcp_redirect): Removed newly unused local variable callee.
15173 (ipcp_redirect): Removed (a bit confusing) local variable type.
15174 (ipcp_insert_stage): Added local variable info.
15175 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
15177 (ipcp_formal_create): Removed.
15178 (ipcp_method_cval_set): Removed.
15179 (ipcp_propagate_stage): Renamed lattice variables.
15180 (ipcp_method_cval_set_cvalue_type): Removed.
15181 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
15182 (ipcp_print_all_lattices): Changed printed strings to refer to
15183 lattices rather than cvals.
15184 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
15185 (ipcp_propagate_const): Changed formal parameters.
15186 (build_const_val): Changed formal parameters.
15187 (ipcp_insert_stage): Removed useless variable cvalue
15188 (build_const_val): Changed formal parameters.
15189 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
15190 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
15191 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
15192 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
15193 (ipcp_print_func_profile_counts): Changed string from "method" to
15195 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
15196 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
15197 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
15198 (ipcp_structures_print): Renamed to ipcp_print_all_structures
15199 (ipcp_profile_print): Renamed to ipcp_print_profile_data
15200 (ipcp_lat_is_const): Changed parameters and made inline.
15201 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
15202 (ipcp_redirect): Renamed to ipcp_need_redirect_p
15203 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
15204 the predicate condition directly
15205 (ipcp_propagate_stage): Added local variable args. Removed local
15206 variable callee. (Both are mere code simplifications.)
15207 (ipcp_method_dont_insert_const): Renamed to
15208 ipcp_node_not_modifiable_p.
15209 (ipcp_node_not_modifiable_p): Made inline.
15210 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
15211 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
15212 (ipcp_print_all_lattices): Removed variable cvalue
15213 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
15216 2008-05-06 Olivier Hainque <hainque@adacore.com>
15218 * tree-sra.c (try_instantiate_multiple_fields): Early return
15219 if field has POINTER_TYPE.
15221 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
15223 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
15224 by using 'q' specifier for instruction.
15225 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
15227 2008-05-06 Anatoly Sokolov <aesok@post.ru>
15229 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15230 Change mode of zero_extract from QImode to HImode.
15231 (sign bit tests peepholes): (Ditto.).
15233 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
15235 * config/i386/mmx.md: Remove double backslashes from asm templates.
15236 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
15237 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15238 to handle nonimmediate operands.
15239 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
15240 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15241 to handle nonimmediate operands.
15242 (*mmx_<code>v2sf3_finite): New insn pattern.
15243 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
15244 (mmx_<code>v2sf3): New expander. Use
15245 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15246 (mmx_<plusminus_insn><mode>3): New expander. Use
15247 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15248 (*mmx_<plusminus_insn><mode>3): New insn pattern.
15249 (mmx_add<mode>3): Removed.
15250 (mmx_ssadd<mode>3): Ditto.
15251 (mmx_usadd<mode>3): Ditto.
15252 (mmx_sub<mode>3): Ditto.
15253 (mmx_sssub<mode>3): Ditto.
15254 (mmx_ussub<mode>3): Ditto.
15255 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
15256 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
15257 to handle nonimmediate operands.
15258 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
15260 (mmx_smulv4hi3_highpart): New expander. Use
15261 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15262 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
15264 (mmx_umulv4hi3_highpart): New expander. Use
15265 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15266 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
15267 (mmx_<code>v4hi3): New expander. Use
15268 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15269 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
15270 (mmx_<code>v8qi3): New expander. Use
15271 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15272 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
15273 (mmx_<code><mode>3): New expander. Use
15274 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15276 2008-05-05 Jan Hubicka <jh@suse.cz>
15278 PR tree-optimization/36118
15279 * passes.c (pass_init_dump_file): Fix dump header.
15281 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
15283 PR middle-end/36141
15284 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
15285 VCE for function decls.
15287 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15289 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
15291 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15293 * config/i386/i386.md (sat_plusminus): New.
15294 (plusminus_insn): Likewise.
15295 (plusminus_mnemonic): Likewise.
15297 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
15298 (*<addsub><mode>3_cc_overflow): Renamed to ...
15299 (*<plusminus_insn><mode>3_cc_overflow): This.
15300 (*<addsub>si3_zext_cc_overflow): Renamed to ...
15301 (*<plusminus_insn>si3_zext_cc_overflow): This.
15303 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
15304 (<plusminus_insn><mode>3): This.
15305 (*<addsub><mode>3): Renamed to ...
15306 (*<plusminus_insn><mode>3): This.
15307 (<sse>_vm<addsub><mode>3): Renamed to ...
15308 (<sse>_vm<plusminus_insn><mode>3): This.
15309 (sse3_h<addsub>v4sf3): Renamed to ...
15310 (sse3_h<plusminus_insn>v4sf3): This.
15311 (sse3_h<addsub>v2df3): Renamed to ...
15312 (sse3_h<plusminus_insn>v2df3): This.
15313 (<plusminus_insn><mode>3): New.
15314 (*<plusminus_insn><mode>3): Likewise.
15315 (sse2_<plusminus_insn><mode>3): Likewise.
15316 (add<mode>): Removed.
15317 (*add<mode>3): Likewise.
15318 (sse2_ssadd<mode>3): Likewise.
15319 (sse2_usadd<mode>3): Likewise.
15320 (sub<mode>3): Likewise.
15321 (*sub<mode>3): Likewise.
15322 (sse2_sssub<mode>3): Likewise.
15323 (sse2_ussub<mode>3): Likewise.
15325 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
15327 * gthr-single.h: Add in required interface elements as per gthr.h.
15328 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
15329 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
15330 Generalize UNUSED macro.
15331 (__gthread_once): Add.
15332 (__gthread_key_create): Add.
15333 (__gthread_key_delete): Add.
15334 (__gthread_getspecific): Add.
15335 (__gthread_setspecific): Add.
15337 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
15339 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
15340 the same size types for the indirect reference on the rhs, then
15343 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
15345 * config/i386/i386.md
15346 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
15347 one insn template instead of template series.
15348 (*xordi_1_rex64): Ditto.
15349 (*xordi_2_rex64): Ditto.
15351 2008-05-05 Ira Rosen <irar@il.ibm.com>
15353 PR tree-optimization/36119
15354 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
15357 2008-06-04 Jan Hubicka <jh@suse.cz>
15359 tree-optimization/36100
15360 * tree-pass.h (pass_O0_always_inline): Declare.
15361 * ipa-inline.c (inline_transform): Remove dead code.
15362 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
15363 pass_O0_always_inline): New.
15364 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
15366 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
15368 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
15369 mnemonic in this_param move for TARGET_64BIT.
15371 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
15373 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
15374 (*strmovsi_rex_1): Ditto.
15375 (*strsetsi_1): Ditto.
15376 (*strsetsi_rex_1): Ditto.
15378 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
15379 adddicc expanders using SWI mode iterator.
15381 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
15384 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
15387 2008-05-04 David S. Miller <davem@davemloft.net>
15389 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
15390 (sparc*-*-linux*): Use linux.h in tm_file.
15391 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
15392 compiler defaulting to 32-bit.
15393 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
15395 * config/sparc/linux.h: Remove definitions now obtained
15396 properly from linux.h
15397 * config/sparc/linux64.h: Likewise.
15398 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
15399 don't want this setting for 32-bit builds in a biarch compiler.
15400 * doc/install.texi: Add sparc-linux to list of targets
15401 supporting --enable-targets=all.
15403 2008-05-03 Andrew Pinski <pinskia@gmail.com>
15405 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
15407 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
15409 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
15410 after V4SI_FTYPE_V8HI.
15411 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
15412 case V4SI_FTYPE_V2DF.
15414 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
15416 * doc/invoke.texi (max-flow-memory-locations): Removed.
15417 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
15419 2008-05-03 Richard Guenther <rguenther@suse.de>
15421 PR middle-end/34973
15422 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
15424 2008-05-02 David S. Miller <davem@davemloft.net>
15426 * config.gcc (need_64bit_hwint): Document libcpp dependency.
15428 2008-05-02 Simon Baldwin <simonb@google.com>
15431 * c-common.h (warn_array_subscript_range): Removed.
15432 * c-common.c (warn_array_subscript_range): Ditto.
15433 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
15434 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
15436 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15438 * config/i386/i386.c (ix86_special_builtin_type): New.
15439 (bdesc_special_args): Likewise.
15440 (ix86_expand_special_args_builtin): Likewise.
15441 (ix86_init_mmx_sse_builtins): Updated.
15442 (ix86_expand_builtin): Updated.
15443 (ix86_expand_store_builtin): Removed.
15444 (ix86_expand_unop_builtin): Likewise.
15446 * config/i386/mm3dnow.h (__v2sf): Moved to ...
15447 * config/i386/mmintrin.h (__v2sf): Here.
15449 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
15451 (_mm_loadl_pi): Likewise.
15452 (_mm_storeh_pi): Replace __v2si with __v2sf.
15453 (_mm_storel_pi): Likewise.
15455 * doc/extend.texi: Correct __builtin_ia32_loadhps,
15456 __builtin_ia32_loadlps, __builtin_ia32_storehps,
15457 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
15458 __builtin_ia32_loadlpd.
15460 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15462 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
15463 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
15464 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
15465 (ix86_init_mmx_sse_builtins): Updated.
15466 (ix86_expand_args_builtin): Likewise.
15467 (ix86_expand_builtin): Likewise.
15468 (ix86_expand_unop1_builtin): Renamed to ...
15469 (ix86_expand_unop_vec_merge_builtin): This.
15471 2008-05-01 Jan Hubicka <jh@suse.cz>
15474 * ipa-inline.c (inline_generate_summary): Make static.
15475 (inline_transform): Do not call inlining at -O0; make static.
15476 * passes.c (execute_todo): Add sanity check.
15477 (execute_one_ipa_transform_pass): Execute proper flags.
15479 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
15481 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
15482 (DECL_NONADDRESSABLE_P): Likewise.
15483 * alias.c (record_component_aliases): Fix comment.
15485 2008-05-01 Simon Baldwin <simonb@google.com>
15487 * c-common.h (warn_array_subscript_range): New function.
15488 * c-common.c (warn_array_subscript_range): Ditto.
15489 * tree-vrp.c (check_array_ref): Corrected code to agree with
15490 comment, ignoring only arrays of size 0 or size 1.
15491 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
15493 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15495 * config/i386/i386.c (ix86_builtin_type): Replace
15496 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
15497 (bdesc_args): Updated.
15498 (ix86_init_mmx_sse_builtins): Likewise.
15499 (ix86_expand_args_builtin): Likewise.
15501 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
15504 * doc/extend.texi: Correct __builtin_ia32_palignr.
15506 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15509 * config/i386/i386.c (bdesc_crc32): Removed.
15510 (ix86_expand_crc32): Likewise.
15511 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
15512 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
15513 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
15514 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
15515 UINT_FTYPE_UINT_UCHAR.
15516 (bdesc_args): Updated. Add crc32 builtins.
15517 (ix86_init_mmx_sse_builtins): Updated.
15518 (ix86_expand_args_builtin): Updated to support subreg.
15520 * doc/extend.texi: Correct __builtin_ia32_crc32di.
15522 2008-05-01 Jan Hubicka <jh@suse.cz>
15524 * tree-pass.h (opt_pass): Add IPA_PASS.
15525 (varpool_node, cgraph_node): Forward declare.
15526 (ipa_opt_pass): Define.
15527 (pass_ipa_inline): Turn into ipa_opt_pass.
15528 (pass_apply_inline): Remove.
15529 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
15530 (apply_inline): Turn into ....
15531 (inline_transform): ... this one.
15532 (inline_generate_summary): New function.
15533 (pass_apply_inline): Remove.
15534 * function.h (ipa_opt_pass): Forward declare structure; typedef;
15536 (struct function): Add ipa_transforms_to_apply.
15537 * passes.c (register_one_dump_file): Work on IPA_PASS.
15538 (init_optimization_passes): Remove pass_inline_parameters and
15540 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
15541 (execute_one_pass) ... here; apply transforms when possible.
15542 (add_ipa_transform_pass, execute_ipa_summary_asses,
15543 execute_one_ipa_transform_pass): New.
15544 (execute_ipa_pass_list): Update for IPA_PASS type.
15546 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15548 * config/i386/i386.c (ix86_builtin_type): Add
15549 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
15550 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
15551 (bdesc_args): Add SSE4a builtins.
15552 (ix86_init_mmx_sse_builtins): Updated.
15553 (ix86_expand_args_builtin): Likewise.
15554 (ix86_expand_builtin): Likewise.
15556 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15558 * config/i386/i386.c (ix86_builtin_type): Add
15559 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
15560 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
15561 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
15562 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
15563 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
15564 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
15565 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
15566 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
15567 and DI_FTYPE_DI_DI_INT.
15568 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
15569 (ix86_init_mmx_sse_builtins): Updated.
15570 (ix86_expand_args_builtin): Likewise.
15571 (ix86_expand_builtin): Likewise.
15572 (ix86_expand_binop_imm_builtin): Removed.
15574 * doc/extend.texi: Correct __builtin_ia32_palignr128.
15576 2008-04-30 Richard Guenther <rguenther@suse.de>
15578 PR tree-optimization/32921
15579 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
15581 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
15583 * config/arm/arm.c (arm_unwind_emit): Use
15584 crtl->all_throwers_are_sibcalls instead of
15585 cfun->all_throwers_are_sibcalls.
15586 (arm_output_fn_unwind): Likewise.
15587 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
15588 instead of cfun->uses_pic_offset_table.
15589 (frv_expand_prologue): Likewise.
15590 (frv_frame_pointer_required): Likewise.
15591 (frv_expand_fdpic_call): Likewise.
15592 (frv_emit_movsi): Likewise.
15593 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
15594 cfun->returns_pcc_struct instead of
15595 current_function_returns_pcc_struct.
15596 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
15597 instead of cfun->calls_eh_return.
15598 (m32c_pushm_popm): Likewise.
15599 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
15600 "extern" declaration.
15602 2008-04-30 Richard Guenther <rguenther@suse.de>
15604 PR tree-optimization/21636
15605 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
15607 (evaluate_stmt): Print the likely value.
15608 (ccp_visit_stmt): Avoid excessive vertical spacing.
15610 2008-04-30 Rafael Espíndola <espindola@google.com>
15612 * builtins.c (fold_call_expr): Return realret.
15613 * tree-ssa-threadedge.c
15614 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
15615 __builtin_object_size.
15617 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
15619 * gcc.c (wrapper_string): New variable.
15620 (insert_wrapper): New function.
15621 (execute): New option -wrapper.
15622 * doc/invoke.texi (Overall Options): New driver option -wrapper.
15624 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
15626 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
15627 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
15628 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
15630 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
15631 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
15632 config/rs6000/e500crtres64gprctr.asm,
15633 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
15634 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
15635 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
15636 config/rs6000/e500crtsav64gprctr.asm,
15637 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
15638 config/rs6000/e500crtsavg64gprctr.asm: New files.
15639 * config/rs6000/t-ppccomm: Add build rules for new files.
15640 (LIB2FUNCS_STATIC_EXTRA): Add new files.
15641 * config/rs6000/t-netbsd: Add build rules for new files.
15642 (LIB2FUNCS_STATIC_EXTRA): New variable.
15643 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
15644 (CRTSAVRES_DEFAULT_SPEC): Likewise.
15645 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
15647 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
15649 * config/i386/i386.c (ix86_builtin_type): Add
15650 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
15651 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
15652 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
15653 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
15654 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
15655 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
15656 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
15657 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
15658 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
15659 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
15660 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
15661 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
15662 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
15663 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
15664 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
15665 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
15666 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
15667 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
15668 V1DI_FTYPE_V2SI_V2SI.
15669 (bdesc_2arg): Moved to ...
15670 (bdesc_args): Here.
15671 (ix86_init_mmx_sse_builtins): Updated.
15672 (ix86_expand_args_builtin): Updated. Take a pointer
15673 to const struct builtin_description. Handle comparison
15675 (ix86_expand_sse_compare): Take a new argument for swapping operands.
15676 (ix86_expand_builtin): Updated.
15678 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
15679 (ssse3_pmaddubsw128): This.
15680 (ssse3_pmaddubswv4hi3): Renamed to ...
15681 (ssse3_pmaddubsw): This.
15683 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
15684 (__builtin_ia32_packssdw128): Likewise.
15685 (__builtin_ia32_packuswb128): Likewise.
15686 (__builtin_ia32_pmaddubsw): Likewise.
15687 (__builtin_ia32_pmaddubsw128): Likewise.
15689 2008-04-30 Richard Guenther <rguenther@suse.de>
15691 PR tree-optimization/14847
15692 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
15693 (recognize_bits_test): Use it.
15694 (recognize_single_bit_test): Likewise.
15696 2008-04-30 Martin Jambor <mjambor@suse.cz>
15698 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
15699 instead of setting number of formal parameters to zero.
15700 (ipcp_init_stage): Do not set the number of actual parameters to zero
15702 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
15703 which are called with variable number of arguments.
15704 (ipcp_insert_stage): Explicitely skipping all nodes which are
15705 called with variable number of arguments.
15706 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
15707 number of parameters.
15709 * ipa-prop.h (struct ipa_node_params): Added flag
15710 called_with_var_arguments
15711 (ipa_set_param_count): Added. Changed sole setter to use it.
15712 (ipa_get_param_count): Added. All readers of param_count
15713 converted to use it instead.
15714 (ipa_set_called_with_variable_arg): Added.
15715 (ipa_is_called_with_var_arguments): Added.
15716 (ipa_get_ith_param): Added. All readers of param_decls converted
15718 (ipa_set_cs_argument_count): Added, sole writer to argument_count
15720 (ipa_get_cs_argument_count): Added, all readers of argument_count
15722 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
15725 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
15726 (struct ipcp_lattice): Renamed cval_type to type
15727 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
15729 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
15730 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
15731 (ipcp_insert_stage): Changed the type of variable cvalue to tree
15732 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
15733 (build_const_val): Changed the type of parameter cvalue to tree
15734 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
15735 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
15737 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
15740 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
15741 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
15742 (ipa_add_method): Renamed to ipa_push_func_to_list
15743 (ipa_remove_method): Renamed to ipa_pop_func_from_list
15744 (ipa_callsite_param_count): Removed.
15745 (ipa_callsite_param_count_set): Removed.
15746 (ipa_callsite_param): Removed.
15747 (ipa_callsite_callee): Removed.
15748 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
15749 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
15750 (ipa_method_formal_count): Removed.
15751 (ipa_method_formal_count_set): Removed.
15752 (ipa_method_get_tree): Removed.
15753 (ipa_method_tree_map_create): Removed.
15754 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
15755 (ipa_create_param_decls_array): Creates the array itself
15756 (ipa_create_param_decls_array): Temporary variable info instead of
15757 a few dereferences.
15758 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
15759 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
15760 (get_type): Removed.
15761 (ipa_jf_get_info_type): Removed.
15762 (ipa_node_create): Renamed to ipa_create_node_params
15763 (ipa_free): Renamed to ipa_free_all_node_params
15764 (ipa_nodes_create): Renamed to ipa_create_all_node_params
15765 (ipa_edges_create): Renamed to ipa_create_all_edge_args
15766 (ipa_edges_free): Renamed to ipa_free_all_edge_args
15767 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
15768 (ipa_free_all_node_params): Deallocation to jump_functions moved to
15769 ipa_free_all_edge_args
15770 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
15771 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
15772 (ipa_create_methodlist_node): Removed.
15773 (ipa_methodlist_method): Removed.
15774 (ipa_methodlist_method_set): Removed.
15775 (ipa_methodlist_next_method): Removed.
15776 (ipa_methodlist_next_method_set): Removed.
15777 (ipa_method_is_modified): Removed.
15778 (ipa_method_modify_create): Removed.
15779 (ipa_method_modify_init): Temporary variable info instead of a few
15781 (ipa_detect_param_modifications): Temporary variable info instead of
15782 a few dereferences.
15783 (ipa_compute_jump_functions): Temporary variable info instead of
15784 a few dereferences.
15785 (ipa_method_modify_set): Removed.
15786 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
15787 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
15788 than craph_node as the first parameter.
15789 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
15790 (ipa_method_modify_init): Removed.
15791 (ipa_compute_jump_functions): Added a temp variable instead of
15792 repeatadly dereferencing the cgraph_edge.aux pointer
15793 (ipa_callsite_param_set_type): Removed.
15794 (ipa_compute_jump_functions): i renamed to index and moved to
15796 (ipa_callsite_param_set_info_type_formal): Removed.
15797 (ipa_callsite_param_set_info_type): Removed.
15798 (ipa_callsite_param_map_create): Removed.
15799 (ipa_callsite_tree): Removed.
15800 (ipa_callsite_caller): Removed.
15801 (ipa_pop_func_from_list): return_method removed to return_func
15803 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
15804 prefixed all values with IPA_. Changed all users.
15805 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
15806 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
15807 and FORMAL_IPATYPE IPA_PASS_THROUGH.
15808 (union parameter_info): Renamed to jump_func_value.
15809 (union jump_func_value): Renamed value to constant
15810 (struct ipa_jump_func): Renamed info_type to value
15811 (struct ipa_node): Renamed to ipa_node_params
15812 (struct ipa_node_params): Renamed ipa_arg_num to param_count
15813 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
15814 (struct ipa_node_params): Renamed ipa_mod to modified_flags
15815 (struct ipa_edge): Renamed to ipa_edge_args
15816 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
15817 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
15818 (struct ipa_methodlist): Renamed to ipa_func_list
15819 (struct ipa_func_list): method_p renamed to node, next_method
15821 (ipa_methodlist_p): Removed, switched all users to struct pointer
15822 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
15824 2008-04-30 Alan Modra <amodra@bigpond.net.au>
15826 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
15827 (rs6000_emit_epilogue): Use backchain to restore only when we
15828 have a large frame. Make use of frame pointer to restore if we
15829 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
15831 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
15833 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15834 Add mode to zero_extract.
15835 (sign bit tests peepholes): (Ditto.).
15837 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
15839 * config/i386/i386.c (ix86_builtins): Replace Prescott New
15840 Instructions in comments with SSE3.
15841 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
15842 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
15843 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
15844 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
15845 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
15846 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
15847 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
15848 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
15849 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
15850 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
15851 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
15852 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
15853 (bdesc_sse_args): Renamed to ...
15854 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
15855 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
15856 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
15857 IX86_BUILTIN_FABSQ.
15858 (bdesc_1arg): Moved to ...
15859 (bdesc_args): Here.
15860 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
15861 Instructions in comments with SSE3.
15862 (ix86_expand_sse_operands_builtin): Renamed to ...
15863 (ix86_expand_args_builtin): This. Updated.
15864 (ix86_expand_unop1_builtin): Update comments.
15865 (ix86_expand_builtin): Updated.
15867 2008-04-29 Richard Guenther <rguenther@suse.de>
15869 PR tree-optimization/36078
15870 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
15871 Update virtual SSA form after cleaning up the CFG.
15873 2008-04-29 Richard Guenther <rguenther@suse.de>
15875 PR middle-end/15255
15876 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
15878 2008-04-29 Richard Guenther <rguenther@suse.de>
15880 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
15881 (compute_may_aliases): Do not call finalize_ref_all_pointers.
15882 (compute_flow_insensitive_aliasing): Do not treat
15883 PTR_IS_REF_ALL pointers special.
15884 (get_smt_for): Likewise.
15885 (may_alias_p): Re-structure.
15886 (is_escape_site): A ref-all pointer conversion is not an escape site.
15887 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
15888 PTR_IS_REF_ALL pointers special.
15889 * tree-ssa-structalias.h (struct alias_info): Remove
15890 ref_all_symbol_mem_tag field.
15891 (PTR_IS_REF_ALL): Remove.
15893 2008-04-29 Richard Guenther <rguenther@suse.de>
15895 PR middle-end/36077
15896 * fold-const.c (extract_muldiv_1): In combining division constants
15897 make sure to never overflow.
15899 2008-04-29 Nick Clifton <nickc@redhat.com>
15901 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
15903 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15906 * optc-gen.awk: Work around HP-UX/IA awk bug.
15908 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
15910 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
15913 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15916 * config/i386/i386.md
15917 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
15918 Change operand 1 predicate to nonimmediate_operand.
15920 2008-04-28 Jakub Jelinek <jakub@redhat.com>
15923 * dwarf2out.c (struct die_struct): Mark as chain_circular through
15925 * gengtype.c (walk_type, write_func_for_structure): Handle
15927 * doc/gty.texi: Document chain_circular.
15929 2008-04-28 Richard Guenther <rguenther@suse.de>
15931 PR tree-optimization/36066
15932 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
15935 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15938 * config/i386/i386.md
15939 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
15940 Use match_scratch instead of match_operand for operands 3 and 4.
15942 2008-04-27 Richard Guenther <rguenther@suse.de>
15944 PR tree-optimization/18754
15945 PR tree-optimization/34223
15946 * tree-pass.h (pass_complete_unrolli): Declare.
15947 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
15948 loop size before and after unconditionally of UL_NO_GROWTH in effect.
15949 Rewrite loop into loop closed SSA form if it is not already.
15950 (tree_unroll_loops_completely): Re-structure to iterate over
15951 innermost loops with intermediate CFG cleanups.
15952 Unroll outermost loops only if requested or the code does not grow
15954 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
15955 loops are available.
15956 (tree_vectorize): Instead do so here.
15957 (tree_complete_unroll): Also unroll outermost loops.
15958 (tree_complete_unroll_inner): New function.
15959 (gate_tree_complete_unroll_inner): Likewise.
15960 (pass_complete_unrolli): New pass.
15961 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
15962 uses outside of the loop.
15963 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
15964 form if it is available.
15965 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
15966 * passes.c (init_optimization_passes): Schedule complete inner
15967 loop unrolling pass before the first CCP pass after final inlining.
15969 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
15971 * targhooks.h (default_emutls_var_fields,
15972 default_emutls_var_init): Declare.
15973 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
15974 * target.h (struct gcc_target): Add struct emutls member.
15975 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
15976 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
15977 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
15978 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
15979 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
15980 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
15981 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
15982 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
15983 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
15984 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
15985 emit debug information.
15986 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
15987 * varasm.c: Include targhooks.h.
15988 (emutls_object_section, emutls_tmpl_section): New.
15989 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
15990 (EMUTLS_SEPARATOR): New.
15991 (prefix_name): New.
15992 (get_emutls_object_name): New.
15993 (default_emutls_var_fields): New, broken out of ...
15994 (get_emutls_object_type): ... here. Adjust to use target hooks.
15995 (get_emutls_init_templ_addr): Adjust to use target hooks.
15996 (emutls_decl): Adjust to use target hooks.
15997 (emutls_finish): Likewise.
15998 (default_emutls_var_init): New, broken out of ...
15999 (assemble_variable): ... here. Adjust to use target hooks.
16000 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16001 SECCAT_EMUTLS_TMPL.
16002 * c-common.c (handle_section_attribute): Prevent overriding
16003 sections for emulated tls with special sections.
16004 * config/i386/i386.c (x86_64_elf_select_section): Add
16005 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16006 (x86_64_elf_unique_section): Likewise.
16007 * config/vxworks.c: Include tree.h.
16008 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16009 (vxworks_override_options): Set TLS scheme.
16010 * doc/tm.texi (Emulated TLS): New node.
16012 2008-04-26 Simon Baldwin <simonb@google.com>
16015 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16016 with propagated string constants.
16018 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16020 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16021 constraint for operand 2 when operand 0 is memory operand.
16022 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16023 operand 0 is memory operand.
16024 (fix_trunc<mode>_i387_with_temp): Ditto.
16025 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16026 operand 2 when operand 1 is memory operand.
16027 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16028 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16029 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16030 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16031 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16032 operands 2,3 and 4 when operand 1 is memory operand.
16033 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16035 (fistdi2_floor_with_temp): Ditto.
16036 (fist<mode>2_floor_with_temp): Ditto.
16037 (fistdi2_ceil_with_temp): Ditto.
16038 (fist<mode>2_ceil_with_temp): Ditto.
16039 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16041 2008-04-26 David Daney <ddaney@avtrex.com>
16043 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16045 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16046 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16047 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16048 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16049 (compare_and_swap_12): New insn.
16050 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16051 * config/mips/mips.c (mips_force_binary): New function.
16052 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16053 (mips_expand_compare_and_swap_12): New function.
16054 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16056 2008-04-25 Jan Hubicka <jh@suse.cz>
16059 * cfgexpand.c (pass_expand): Turn into RTL pass.
16060 * passes.c (execute_one_pass): Do pass typechecking after execution.
16061 * tree-pass.h (pass_expand): Turn into RTL pass.
16063 * function.h (struct rtl_data): Move here fields
16064 accesses_prior_frames, calls_eh_return, saves_all_registers,
16065 has_nonlocal_goto, has_asm_statement, is_thunk,
16066 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16067 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16068 arg_pointer_save_area_init from struct function; turn into bool.
16069 (struct function): Move
16070 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16071 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16072 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16073 tail_call_emit, arg_pointer_save_area_init
16074 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16075 (current_function_returns_struct, current_function_returns_pcc_struct,
16076 current_function_calls_setjmp, current_function_calls_alloca,
16077 current_function_accesses_prior_frames,
16078 current_function_calls_eh_return, current_function_is_thunk,
16079 current_function_stdarg, current_function_profile,
16080 current_function_limit_stack, current_function_uses_pic_offset_table,
16081 current_function_uses_const_pool, current_function_has_nonlocal_label,
16082 current_function_saves_all_registers,
16083 current_function_has_nonlocal_goto,
16084 current_function_has_asm_statement): Remove accesor macros.
16085 * ra-conflict.c (global_conflicts): Update.
16086 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16087 (suitable_for_tail_call_opt_p): Update.
16088 * builtins.c (expand_builtin_return_addr): Update.
16089 (expand_builtin_setjmp_setup): Update.
16090 (expand_builtin_nonlocal_goto): Update.
16091 * final.c (final_start_function): Update.
16092 (profile_function): Update.
16093 (leaf_function_p): Update.
16094 (only_leaf_regs_used): Update.
16095 * df-scan.c (df_get_exit_block_use_set): Update.
16096 * dojump.c (clear_pending_stack_adjust): Update.
16097 * tree-stdarg.c (gate_optimize_stdarg): Update.
16098 * gimple-low.c (lower_function_body): Update.
16099 * global.c (compute_regsets): Update.
16100 (global_alloc): Update.
16101 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16102 * expr.c (expand_assignment): Update.
16103 * dse.c (dse_step0): Update.
16104 (dse_step1): Update.
16105 * c-decl.c (store_parm_decls): Update.
16106 * local-alloc.c (combine_regs): Update.
16107 (find_free_reg): Update.
16108 * function.c (assign_parms_augmented_arg_list): Update.
16109 (assign_parm_find_data_types): Update.
16110 (assign_parms): Update.
16111 (allocate_struct_function): Update.
16112 (expand_function_start): Update.
16113 (expand_function_end): Update.
16114 (get_arg_pointer_save_area): Update.
16115 (thread_prologue_and_epilogue_insns): Update.
16116 (rest_of_match_asm_constraints): Update.
16117 * stor-layout.c (variable_size): Update.
16118 * gcse.c (gcse_main): Update.
16119 (bypass_jumps): Update.
16120 * gimplify.c (gimplify_function_tree): Update.
16121 * calls.c (emit_call_1): Update.
16122 (expand_call): Update.
16123 * bt-load.c (compute_defs_uses_and_gen): Update.
16124 * except.c (sjlj_assign_call_site_values): Update.
16125 (sjlj_emit_function_enter): Update.
16126 (can_throw_external): Update.
16127 (set_nothrow_function_flags): Update.
16128 (expand_builtin_unwind_init): Update.
16129 (expand_eh_return): Update.
16130 (convert_to_eh_region_ranges): Update.
16131 (output_function_exception_table): Update.
16132 * emit-rtl.c (gen_tmp_stack_mem): Update.
16133 * cfgexpand.c (expand_used_vars): Update.
16134 (tree_expand_cfg): Update.
16135 * cfgcleanup.c (rest_of_handle_jump): Update.
16136 * explow.c (allocate_dynamic_stack_space): Update.
16137 * varasm.c (assemble_start_function): Update.
16138 (force_const_mem): Update.
16139 (mark_constant_pool): Update.
16140 * tree-optimize.c (tree_rest_of_compilation): Update.
16141 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16142 * tree-cfg.c (notice_special_calls): Update.
16143 (is_ctrl_altering_stmt): Update.
16144 (tree_can_make_abnormal_goto): Update.
16145 (tree_purge_dead_abnormal_call_edges): Update.
16146 * config/alpha/predicates.md: Update.
16147 * config/alpha/alpha.c (alpha_sa_mask): Update.
16148 (alpha_sa_size): Update.
16149 (alpha_does_function_need_gp): Update.
16150 (alpha_expand_prologue): Update.
16151 (alpha_start_function): Update.
16152 (alpha_output_function_end_prologue): Update.
16153 (alpha_expand_epilogue): Update.
16154 * config/frv/frv.c (frv_stack_info): Update.
16155 (frv_expand_epilogue): Update.
16156 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
16157 (s390_register_info): Update.
16158 (s390_frame_info): Update.
16159 (s390_init_frame_layout): Update.
16160 (s390_can_eliminate): Update.
16161 (save_gprs): Update.
16162 * config/spu/spu.c (spu_split_immediate): Update.
16163 (need_to_save_reg): Update.
16164 (spu_expand_prologue): Update.
16165 (spu_expand_epilogue): Update.
16166 * config/sparc/sparc.md: Update.
16167 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16168 (sparc_tls_got): Update.
16169 (legitimize_pic_address): Update.
16170 (sparc_emit_call_insn): Update.
16171 (sparc_expand_prologue): Update.
16172 (output_return): Update.
16173 (print_operand): Update.
16174 (sparc_function_ok_for_sibcall): Update.
16175 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
16176 * config/m32r/m32r.md: Update.
16177 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
16178 (m32r_compute_frame_size): Update.
16179 (m32r_expand_prologue): Update.
16180 (m32r_expand_epilogue): Update.
16181 (m32r_legitimize_pic_address): Update.
16182 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
16183 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16184 * config/i386/i386.c (ix86_frame_pointer_required): Update.
16185 (gen_push): Update.
16186 (ix86_save_reg): Update.
16187 (ix86_compute_frame_layout): Update.
16188 (ix86_expand_prologue): Update.
16189 (ix86_expand_epilogue): Update.
16190 * config/sh/sh.c (output_stack_adjust): Update.
16191 (calc_live_regs): Update.
16192 (sh5_schedule_saves): Update.
16193 (sh_expand_prologue): Update.
16194 (sh_expand_epilogue): Update.
16195 (sh_setup_incoming_varargs): Update.
16196 (sh_allocate_initial_value): Update.
16197 (sh_get_pr_initial_val): Update.
16198 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
16199 * config/sh/sh.md (label:): Update.
16200 * config/avr/avr.c (out_movhi_mr_r): Update.
16201 * config/crx/crx.h (enum): Update.
16202 * config/xtensa/xtensa.h (along): Update.
16203 * config/stormy16/stormy16.c Update.
16204 (xstormy16_compute_stack_layout): Update.
16205 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
16206 (fr30_expand_prologue): Update.
16207 * config/cris/cris.c (cris_conditional_register_usage): Update.
16208 (cris_reg_saved_in_regsave_area): Update.
16209 (cris_initial_frame_pointer_offset): Update.
16210 (cris_simple_epilogue): Update.
16211 (cris_expand_prologue): Update.
16212 (cris_expand_epilogue): Update.
16213 (cris_expand_pic_call_address): Update.
16214 (cris_asm_output_symbol_ref): Update.
16215 (cris_asm_output_label_ref): Update.
16216 * config/cris/cris.md Update.
16217 * config/iq2000/iq2000.c (compute_frame_size): Update.
16218 (iq2000_expand_epilogue): Update.
16219 * config/mt/mt.h (save_direction): Update.
16220 * config/mn10300/mn10300.c (mn10300_function_value): Update.
16221 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16222 (ia64_secondary_reload_class): Update.
16223 * config/m68k/m68k.c (m68k_save_reg): Update.
16224 (m68k_expand_prologue): Update.
16225 (m68k_expand_epilogue): Update.
16226 (legitimize_pic_address): Update.
16227 * config/rs6000/rs6000.c (rs6000_got_register): Update.
16228 (first_reg_to_save): Update.
16229 (first_altivec_reg_to_save): Update.
16230 (compute_vrsave_mask): Update.
16231 (compute_save_world_info): Update.
16232 (rs6000_stack_info): Update.
16233 (spe_func_has_64bit_regs_p): Update.
16234 (rs6000_ra_ever_killed): Update.
16235 (rs6000_emit_eh_reg_restore): Update.
16236 (rs6000_emit_allocate_stack): Update.
16237 (rs6000_emit_prologue): Update.
16238 (rs6000_emit_epilogue): Update.
16239 (rs6000_output_function_epilogue): Update.
16240 (output_profile_hook): Update.
16241 (rs6000_elf_declare_function_name): Update.
16242 * config/rs6000/rs6000.h (rs6000_args): Update.
16243 * config/rs6000/rs6000.md: Update.
16244 * config/mcore/mcore.c (mcore_expand_prolog): Update.
16245 * config/arc/arc.c (arc_output_function_epilogue): Update.
16246 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
16247 * config/darwin.c (machopic_function_base_name): Update.
16248 * config/score/score3.c (score3_compute_frame_size): Update.
16251 (score3_epilogue): Update.
16252 * config/score/score7.c (score7_compute_frame_size): Update.
16253 (score7_prologue): Update.
16254 (score7_epilogue): Update.
16255 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
16256 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16257 * config/arm/arm.c (use_return_insn): Update.
16258 (require_pic_register): Update.
16259 (arm_load_pic_register): Update.
16260 (arm_compute_save_reg0_reg12_mask): Update.
16261 (arm_compute_save_reg_mask): Update.
16262 (thumb1_compute_save_reg_mask): Update.
16263 (output_return_instruction): Update.
16264 (arm_output_function_prologue): Update.
16265 (arm_output_epilogue): Update.
16266 (arm_get_frame_offsets): Update.
16267 (arm_expand_prologue): Update.
16268 (thumb_pushpop): Update.
16269 (thumb_exit): Update.
16270 (thumb1_expand_prologue): Update.
16271 (thumb1_expand_epilogue): Update.
16272 (arm_unwind_emit): Update.
16273 (arm_output_fn_unwind): Update.
16274 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
16275 * config/arm/arm.md: Update.
16276 * config/pa/pa.md: Update.
16277 * config/pa/pa.c (legitimize_pic_address): Update.
16278 (compute_frame_size): Update.
16279 (hppa_expand_prologue): Update.
16280 (hppa_expand_epilogue): Update.
16281 (borx_reg_operand): Update.
16282 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
16283 (HARD_REGNO_RENAME_OK): Update.
16284 * config/mips/mips.c (mips_global_pointer): Update.
16285 (mips_save_reg_p): Update.
16286 (mips_compute_frame_info): Update.
16287 (mips_frame_pointer_required): Update.
16288 (mips_expand_prologue): Update.
16289 (mips_expand_epilogue): Update.
16290 (mips_can_use_return_insn): Update.
16291 (mips_reorg_process_insns): Update.
16292 * config/v850/v850.c (compute_register_save_size): Update.
16293 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
16294 * config/mmix/mmix.c (along): Update.
16295 (mmix_expand_epilogue): Update.
16296 * config/bfin/bfin.c (legitimize_pic_address): Update.
16297 (must_save_p): Update.
16298 (stack_frame_needed_p): Update.
16299 (add_to_reg): Update.
16300 (bfin_expand_prologue): Update.
16301 * stmt.c (expand_asm_operands): Update.
16302 * reload1.c (reload): Update.
16303 (init_elim_table): Update.
16305 2008-04-25 Bob Wilson <bob.wilson@acm.org>
16307 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
16309 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
16311 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
16312 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
16313 (mov<mode>): Removed.
16314 (*movv4sf_internal): Likewise.
16315 (*movv2df_internal): Likewise.
16317 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
16319 * config.gcc (crx-*-elf): Remove deprecation.
16321 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
16323 * config/i386/cygming-crtend.c (register_frame_ctor): Register
16324 __gcc_deregister_frame with atexit.
16325 (deregister_frame_dtor): Remove.
16327 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
16328 Nathan Sidwell <nathan@codesourcery.com>
16330 * config/rs6000/rs6000.opt (mspe): Remove Var property.
16332 * config/rs6000/rs6000.h (rs6000_spe): Declare.
16333 (rs6000_isel): Likewise.
16334 * config/rs6000/rs6000.c (rs6000_spe): New variable.
16335 (rs6000_isel): New variable.
16336 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
16338 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16341 * c-common.c (handle_vector_size_attribute): Call
16342 lang_hooks.types.reconstruct_complex_type instead of
16343 reconstruct_complex_type.
16344 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
16345 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
16346 * langhooks.h (struct lang_hooks_for_types): Add
16347 reconstruct_complex_type hook.
16348 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
16349 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
16351 2008-04-24 Richard Guenther <rguenther@suse.de>
16353 * c-common.h (check_builtin_function_arguments): Declare.
16354 * c-common.c (validate_nargs): New function.
16355 (check_builtin_function_arguments): Likewise.
16356 * c-typeck.c (build_function_call): Call
16357 check_builtin_function_arguments.
16358 * builtins.c (fold_builtin_classify): Remove error reporting code.
16359 (fold_builtin_unordered_cmp): Likewise.
16360 (fold_builtin_1): Likewise.
16361 (fold_builtin_n): Likewise.
16363 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16365 PR tree-optimization/36008
16366 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
16367 the original op1, rather than delta by step.
16369 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
16370 Sebastian Pop <sebastian.pop@amd.com>
16372 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
16373 eliminate_local_variables_stmt, eliminate_local_variables,
16374 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
16375 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
16376 of code delimited by two edges in the CFG.
16377 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
16378 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
16379 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
16380 the case of parallelisation of reductions.
16381 (expr_invariant_in_region_p): New.
16383 * tree-flow.h (gather_blocks_in_sese_region): Declared.
16384 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
16386 2008-04-24 Ira Rosen <irar@il.ibm.com>
16387 Richard Guenther <rguenther@suse.de>
16389 PR tree-optimization/36034
16390 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
16391 incapable of dealing with loads with gaps.
16393 2008-04-24 Rafael Espíndola <espindola@google.com>
16395 * tree-flow.h (vrp_evaluate_conditional): Change signature.
16396 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16397 vrp_evaluate_conditional.
16398 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
16399 (vrp_evaluate_conditional): Split the cond argument.
16400 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
16401 (simplify_stmt_for_jump_threading): Update call to
16402 vrp_evaluate_conditional.
16404 2008-04-24 Ira Rosen <irar@il.ibm.com>
16406 PR tree-optimization/35982
16407 * tree-vect-analyze.c (vect_check_interleaving): Check that the
16408 interleaved data-refs are of the same type.
16410 2008-04-24 Danny Smith <dannysmith@users.net>
16412 * c-format.c (check_format_info_main): Use strncmp rather than a
16413 magic prefix to handle multichar length specs.
16414 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
16415 Don't prefix "I64" and "I32" with '\0'.
16417 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16420 * config/i386/i386.c (init_cumulative_args): Don't pass anything
16421 in registers for -m32 only if stdarg_p (fntype).
16423 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
16425 PR rtl-optimization/36006
16426 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
16427 temp to op0 in order to avoid invalid rtx sharing.
16429 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
16431 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
16432 check TREE_INVARIANT.
16433 * tree-gimple.c (is_gimple_address): New.
16434 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
16435 * tree-gimple.h (is_gimple_address): New.
16436 * tree.h (decl_address_invariant_p): New.
16437 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
16438 (build_string): Likewise.
16439 (decl_address_invariant_p): New, from is_gimple_invariant_address.
16440 (tree_invariant_p_1): Likewise.
16441 (save_expr): Use it.
16442 (tree_invariant_p): New.
16443 (skip_simple_arithmetic): Use it.
16444 (stabilize_reference_1): Use it.
16445 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
16447 (build1_stat): Drop code to compute TREE_INVARIANT.
16448 (build2_stat): Drop code to compute TREE_INVARIANT.
16449 (build3_stat): Drop code to compute TREE_INVARIANT.
16450 (build4_stat): Drop code to compute TREE_INVARIANT.
16451 (build5_stat): Drop code to compute TREE_INVARIANT.
16452 (build7_stat): Drop code to compute TREE_INVARIANT.
16453 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
16454 * tree.h (struct tree_base): Remove invariant_flag.
16455 (TREE_INVARIANT): Remove.
16456 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
16457 (fold_builtin_expect): Check TREE_CONSTANT.
16458 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
16459 * c-tree.h (c_expr_to_decl): Drop third parameter.
16460 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
16461 (build_c_cast): Don't set TREE_INVARIANT.
16462 (pop_init_level): Don't set TREE_INVARIANT.
16463 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
16464 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
16466 (gimplify_init_constructor): Don't set TREE_INVARIANT.
16467 (gimplify_addr_expr): Adjust comment.
16468 * tree-mudflap.c (mf_build_string):
16469 * print-tree.c (print_node): Don't print TREE_INVARIANT.
16470 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
16471 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
16472 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
16473 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
16474 * langhooks.h (struct lang_hooks): Drop third parameter from
16477 2008-04-23 Richard Guenther <rguenther@suse.de>
16479 PR tree-optimization/27799
16480 PR tree-optimization/32921
16481 PR tree-optimization/32624
16482 * tree-ssa-structalias.c (merge_smts_into): Only merge the
16483 SMTs aliases and the tag itself into the solution.
16484 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
16485 merge the points-to solution back into the SMT aliases.
16486 (may_alias_p): Use alias_set_subset_of instead of
16487 aliases_conflict_p. A pointer which points to
16488 memory with alias set zero may access any variable.
16490 2008-04-23 Richard Guenther <rguenther@suse.de>
16492 * alias.c (alias_set_subset_of): Correctly handle asking
16493 if zero is a subset of an alias set with zero child.
16494 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
16495 (compute_flow_insensitive_aliasing): Correctly walk all
16496 pointers. Do not unnecessarily union sets.
16498 2008-04-23 Richard Guenther <rguenther@suse.de>
16500 PR middle-end/36021
16501 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
16503 2008-04-22 Tomas Bily <tbily@suse.cz>
16505 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
16507 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
16509 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16510 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16511 * tree-inline.c (estimate_num_insns_1): Likewise.
16512 * varasm.c (const_hash_1, compare_constant, copy_constant)
16513 (compute_reloc_for_constant, output_addressed_constants): Likewise.
16514 * emit-rtl.c (component_ref_for_mem_expr)
16515 (set_mem_attributes_minus_bitpos): Likewise.
16516 * expr.c (highest_pow2_factor, expand_expr_real_1, )
16517 (is_aligning_offset): Likewise.
16518 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
16519 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16520 * dojump.c (do_jump): Likewise.
16521 * builtins.c (get_pointer_alignment, get_memory_rtx)
16522 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
16523 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
16525 2008-04-23 Jakub Jelinek <jakub@redhat.com>
16527 PR rtl-optimization/36017
16528 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
16529 expanding the library call.
16531 2008-04-22 Ian Lance Taylor <iant@google.com>
16533 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
16534 than size_in_bytes.
16536 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
16538 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
16539 of LR/CTR moves for Power6.
16541 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
16543 PR middle-end/36003
16544 * passes.c (init_optimization_passes): Remove
16545 pass_fast_rtl_byte_dce.
16547 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
16550 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
16551 builtin functions to generate faster code.
16552 (_mm_cvtpu16_ps): Ditto.
16553 (_mm_cvtpi32x2_ps): Ditto.
16555 2008-04-22 Nick Clifton <nickc@redhat.com>
16557 * common.opt (ftree-loop-distribution): Add Optimization
16560 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
16561 (frv_expand_builtin_va_start): Likewise.
16563 * config/arm/arm.c (thumb_find_work_register): Fix location of
16564 argument register count.
16566 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16568 Support scheduling for ColdFire V1 and V3 microarchitecture.
16569 Improve scheduling of multiplication instructions.
16571 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
16572 (mac): New instruction attribute.
16573 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
16574 (m68k_sched_mac): New variable.
16575 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
16576 Handle cfv1 and cfv3.
16577 (max_insn_size): New static variable.
16578 (struct _sched_ib): New type.
16579 (sched_ib): New static variable.
16580 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
16581 to fields of 'struct _sched_ib sched_ib'. Update all uses.
16582 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
16584 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
16585 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
16586 new variables. Update.
16587 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16588 Add modeling of cfv3 instruction buffer. Update.
16589 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
16590 * config/m68k/m68k.h (TUNE_CFV3): New macro.
16591 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
16592 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
16593 a particular reservation applies to.
16594 (type2): Reorganize attribute values. Rename alu to alu_reg,
16595 alu_l to alu, move_l to omove. Join move to alu. Split mul
16596 to mul_l and mul_w.
16597 (cf_ib_*): Simplify description of instruction buffer.
16598 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
16599 (cf_mem): Split into cf_mem1 and cf_mem2.
16600 (cf_v2_move_??): Rename to cfv12_alu_??.
16601 (cf_v2_move_l_??): Rename to cfv12_omove_??.
16602 (cf_v2_mul_??): Remove reservations.
16603 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
16604 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
16605 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
16607 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
16608 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
16609 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
16610 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
16611 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
16612 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
16613 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
16614 expansions of the above reservations for instructions of sizes
16617 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16619 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
16621 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
16623 * coverage.c: Include tree-pass.h.
16624 (coverage_counter_alloc): Print da_file_name to the dump file.
16626 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16628 * sbitmap.c (sbitmap_range_empty_p): New function.
16629 * sbitmap.h (sbitmap_range_empty_p): New function.
16630 * bitmap.h: Now includes obstack.h.
16632 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
16633 Kenneth Zadeck <zadeck@naturalbridge.com>
16635 * dbgcnt.def (ra_byte_scan): Added.
16636 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
16637 when the last hit happens for a counter.
16638 * timevar.def (TV_DF_BYTE_LR): New variable.
16639 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
16640 * passes.c (pass_fast_rtl_byte_dce): New pass.
16641 * fwprop.c (update_df): Added mode to call df_ref_create.
16642 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16643 DF_REF_EXTRACT_OFFSET.
16644 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
16645 DF_BYTE_LR_OUT, df_byte_lr): New macro.
16647 (df_ref_extract): Added mode field.
16648 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
16649 DF_REF_EXTRACT_OFFSET.
16650 (DF_REF_EXTRACT_MODE): New macro.
16651 (df_byte_lr_bb_info): New structure.
16652 (df_print_byte_regset, df_compute_accessed_bytes,
16653 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
16654 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
16655 df_byte_lr_simulate_uses,
16656 df_byte_lr_simulate_artificial_refs_at_top,
16657 df_byte_lr_simulate_artificial_refs_at_end,
16658 df_compute_accessed_bytes): New function.
16659 (df_ref_create): Add parameter.
16660 (df_byte_lr_get_bb_info): New inline function.
16661 * df-scan.c (df_ref_record, df_uses_record,
16662 df_ref_create_structure): Added mode parameter.
16663 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
16664 df_defs_record, df_uses_record, df_get_conditional_uses,
16665 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
16666 df_entry_block_defs_collect, df_exit_block_uses_collect):
16667 Added mode parameter to calls to df_ref_record, df_uses_record,
16668 df_ref_create_structure.
16669 (df_ref_equal_p, df_ref_compare): Added test for modes.
16670 (df_ref_create_structure): Added code to set mode. Renamed
16671 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16672 DF_REF_EXTRACT_OFFSET.
16673 * df-core.c (df_print_byte_regset): New function.
16674 * df-byte-scan.c: New file.
16675 * df-problems.c (df_rd_transfer_function): Removed unnecessary
16676 calls to BITMAP_FREE.
16677 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
16678 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
16679 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
16680 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
16681 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
16682 df_byte_lr_local_compute, df_byte_lr_init,
16683 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
16684 df_byte_lr_transfer_function, df_byte_lr_free,
16685 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
16686 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
16687 df_byte_lr_simulate_uses,
16688 df_byte_lr_simulate_artificial_refs_at_top,
16689 df_byte_lr_simulate_artificial_refs_at_end): New function.
16690 * dce.c (byte_dce_process_block): New function.
16691 (dce_process_block): au is now passed in rather than computed
16692 locally. Changed loops that look at artificial defs to not look
16693 for conditional or partial ones, because there never are any.
16694 (fast_dce): Now is able to drive byte_dce_process_block or
16695 dce_process_block depending on the kind of dce being done.
16696 (rest_of_handle_fast_dce): Add parameter to fast_dce.
16697 (rest_of_handle_fast_byte_dce): New function.
16698 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
16699 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
16701 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
16704 * gcc.h: Added fortran options that take arguments to
16705 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
16708 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
16710 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
16711 scalarization if on the LHS and not a full access.
16713 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16715 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
16717 2008-04-18 Rafael Espíndola <espindola@google.com>
16719 * tree-vrp.c (find_case_label_index): Fix the binary search.
16720 (find_case_label_range): New.
16721 (vrp_visit_switch_stmt): Use find_case_label_range.
16722 (simplify_switch_using_ranges): Use find_case_label_range.
16724 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
16726 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
16727 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
16729 2008-04-18 Tom Tromey <tromey@redhat.com>
16732 * doc/cpp.texi (Implementation-defined behavior): Mention
16735 2008-04-18 Ian Lance Taylor <iant@google.com>
16737 * fold-const.c (pointer_may_wrap_p): New static function.
16738 (fold_comparison): Add another test for pointer overflow. Use
16739 pointer_may_wrap_p to disable some false positives.
16741 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
16743 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
16744 (fname_as_string): Match updated cpp_interpret_string prototype.
16745 (fix_string_type): Support char16_t* and char32_t*.
16746 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
16747 derivative) nodes. Register as builtin if C++0x.
16748 (c_parse_error): Support CPP_CHAR{16,32}.
16749 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
16750 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
16751 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
16752 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
16753 CTI_CHAR32_ARRAY_TYPE>: New elements.
16754 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
16755 char32_type_node, signed_char32_type_node, char16_array_type_node,
16756 char32_array_type_node): New defines.
16757 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
16758 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
16759 (lex_string): Support CPP_STRING{16,32}, match updated
16760 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
16761 (lex_charconst): Support CPP_CHAR{16,32}.
16762 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
16763 and CPP_STRING{16,32}.
16765 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
16768 * aclocal.m4: Regenerate.
16769 * configure: Regenerate.
16771 2008-04-18 Jan Hubicka <jh@suse.cz>
16773 * except.c (dw2_size_of_call_site_table,
16774 sjlj_size_of_call_site_table): Use vector API for call_site_record.
16776 * cgraphbuild.c (build_cgraph_edges): Update.
16777 * tree-pass.h: Update comment.
16778 * final.c (leaf_function_p): Update.
16779 (leaf_renumber_regs): Update.
16780 (rest_of_clean_state): Update.
16781 * omp-low.c (expand_omp_parallel): Update.
16782 * ipa-reference.c (analyze_function): Update.
16783 * reorg.c (find_end_label): Update.
16784 (optimize_skip): Update.
16785 (fill_simple_delay_slots): Update.
16786 (fill_simple_delay_slots): Update.
16787 (make_return_insns): Update.
16788 (dbr_schedule): Update.
16789 * gimple-low.c (record_vars_into): Update.
16790 * cfgbuild.c (make_edges): Update.
16791 * function.c (assign_stack_local): Update.
16792 (assign_parm_adjust_stack_rtl): Update.
16793 (locate_and_pad_parm): Update.
16794 (allocate_struct_function): Do not initialize stack_alignment_needed
16795 and preferred_stack_boundary here.
16796 (stack_protect_prologue): Update.
16797 (stack_protect_epilogue): Update.
16798 (expand_function_start): Initialize stack_alignment_needed,
16799 preferred_stack_boundary and max_jumptable_ents.
16800 (expand_function_end): Update.
16801 (free_after_compilation): Do not NULLify epilogue_delay_list.
16802 * function.h (struct rtl_data): Add stack_protect_guard,
16803 stack_alignment_needed,
16804 preferred_stack_boundary, epilogue_delay_list.
16805 (struct function): Remove value_histograms, stack_alignment_needed,
16806 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
16808 unexpanded_var_list, stack_protect_guard.
16809 (current_function_epilogue_delay_list): Remove.
16810 * ipa-type-escape.c (analyze_function): Update.
16811 * gimplify.c (pop_gimplify_context): Update comment.
16812 * calls.c (expand_call): Update.
16813 (emit_library_call_value_1): Update.
16814 * except.c (set_nothrow_function_flags): Update.
16815 * cfgexpand.c (get_decl_align_unit): Update.
16816 (create_stack_guard): Update.
16817 (estimated_stack_frame_size): Update.
16818 (expand_used_vars): Update.
16819 (tree_expand_cfg): Free histogram earliers, init expansion variables.
16820 * explow.c (allocate_dynamic_stack_space): Update.
16821 * tree-ssa-live.c (remove_unused_locals): Update.
16822 * varasm.c (mark_constant_pool): Update.
16823 * tree-inline.c (remap_decls): Update.
16824 (initialize_cfun): Update.
16825 (declare_return_variable): Update.
16826 (inline_forbidden_p): Update.
16827 (expand_call_inline): Update.
16828 (declare_inline_vars): Update.
16829 (tree_function_versioning): Update.
16830 * tree-flow.h (value_histograms): New.
16831 (VALUE_HISTOGRAMS): New macro.
16832 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
16834 * tree-cfg.c (set_bb_for_stmt): Update.
16835 (replace_by_duplicate_decl): Update.
16836 (move_block_to_fn): Update.
16837 (new_label_mapper): Update.
16838 (dump_function_to_file): Update.
16839 * ipa-struct-reorg.c (build_data_structure): Update.
16840 * cfgrtl.c (print_rtl_with_bb): Update.
16841 * reload1.c (reload): Update.
16843 * config/i386/i386.c (setup_incoming_varargs_64,
16844 ix86_compute_frame_layout): Update.
16845 * config/arc/arc.c (arc_output_function_epilogue): Update.
16847 2008-04-18 Marius Strobl <marius@FreeBSD.org>
16849 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
16850 for FreeBSD as well.
16851 * gthr-posix95.h: Likewise.
16853 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
16855 PR rtl-optimization/35838
16856 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
16857 out the byte offset of the first subreg.
16859 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
16861 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
16862 to split_ti instead of three separate calls with single member arrays.
16863 (subti3 splitter): Ditto.
16864 (adddi3 splitter): Ditto with split_di.
16865 (subdi3 splitter): Ditto.
16866 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
16867 two separate calls with single member arrays. Swap match_dup
16868 operands 1 and 2 to better fit into the array.
16869 (negdi2 splitter): Ditto with split_di.
16870 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
16871 two separate calls with single member arrays. Swap match_dup operands
16872 6 and 7 to better fit into the array.
16874 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
16876 * config/i386/i386.c (sse_builtin_type): New.
16877 (bdesc_sse_args): Likewise.
16878 (bdesc_sse_3arg): Removed.
16879 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16880 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
16881 IX86_BUILTIN_ROUNDPS.
16882 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
16883 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
16884 IX86_BUILTIN_ROUNDPS.
16885 (ix86_expand_sse_4_operands_builtin): Removed.
16886 (ix86_expand_sse_operands_builtin): New.
16887 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
16888 and CODE_FOR_sse4_1_roundps.
16889 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16890 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
16892 2008-04-17 Alan Modra <amodra@bigpond.net.au>
16895 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
16896 regs before frame pop when needed. If use_backchain_to_restore_sp
16897 then load backchain into a temp reg to restore vr and vrsave. Add
16898 code to restore vr after frame pop if possible.
16900 2008-04-17 Richard Guenther <rguenther@suse.de>
16902 * tree-vn.c (expressions_equal_p): Do not check type
16903 equality or compatibility before calling operand_equal_p.
16904 * fold-const.c (operand_equal_p): Check equivalence of
16905 integer constants before bailing out due to signedness or
16906 precision differences.
16907 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
16908 spurious differences in type qualification. Ignore types
16909 for COMPONENT_REFs at all.
16911 2008-04-17 Christian Bruel <christian.bruel@st.com>
16913 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
16914 msw_skip comparison.
16916 2008-04-16 Jakub Jelinek <jakub@redhat.com>
16919 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
16922 PR tree-optimization/35899
16923 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
16924 rather than TREE_OPERAND.
16926 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
16929 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
16930 temporary registers. Change operand predicate to general_operand.
16931 (remainderxf3): Ditto.
16933 2008-04-16 Richard Guenther <rguenther@suse.de>
16935 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
16936 * tree-affine.c (aff_combination_expand): Look through some
16939 2008-04-15 Doug Kwan <dougkwan@google.com>
16941 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
16943 * tree-pretty-print.c (dump_generic_node): Ditto.
16944 * final.c (output_addr_const): Ditto.
16945 * dwarf2out.c (output_cfi): Ditto.
16946 * c-pretty-print.c (pp_c_integer_constant): Ditto.
16947 * print-rtl.c (print_rtx): Ditto.
16948 * print-tree.c (print_node_brief, print_node): Ditto.
16949 * c-common.c (match_case_to_enum_1): Ditto.
16950 * sched-vis.c (print_value): Ditto.
16951 * config/i386/i386.c (print_operand): Cast to long unsigned int
16954 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
16955 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
16956 MS Windows VirtualProtect function.
16958 2008-04-15 Jan Hubicka <jh@suse.cz>
16960 * gengtype.c (write_root): Param_is argument is OK.
16961 * expr.c (expand_expr_real_1): Update call of get_exception_*.
16962 * function.h: Include varray.h
16963 (rtl_eh): New stucture based on except.c one.
16964 (call_site_record): New forward declaration and vector type.
16965 * calls.c (emit_call_1): Do not call
16966 note_current_region_may_contain_throw.
16967 * except.c (eh_status): Remove cur_region, try_region since they are
16969 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
16970 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
16971 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
16972 Remove call_site_data_used, call_site_data_size.
16973 Turn call_site_record into vector in function.h.
16974 (note_current_region_may_contain_throw): Remove.
16975 (get_exception_pointer, get_exception_filter): Do not take struct
16976 function argument; update.
16977 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
16978 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
16979 build_post_landing_pads, dw2_build_landing_pads,
16980 sjlj_assign_call_site_values, sjlj_mark_call_sites,
16981 sjlj_emit_function_enter, sjlj_emit_function_enter,
16982 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
16983 sjlj_build_landing_pads, finish_eh_generation,
16984 remove_exception_handler_label, remove_eh_handler,
16985 maybe_remove_eh_handler, add_reachable_handler,
16986 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
16987 add_action_record, collect_one_action_chain, add_call_site,
16988 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
16989 sjlj_output_call_site_table, output_function_exception_table,
16990 * except.h (note_current_region_may_contain_throw): Remove
16991 (get_exception_pointer, get_exception_filter): Do not take struct
16993 * Makefile.in (GTFILES): Put varargs before struct function.
16995 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16997 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
16998 punt for STRING_CST.
16999 (get_constraint_for): Deal with STRING_CST here instead.
17001 2008-04-15 Richard Guenther <rguenther@suse.de>
17003 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17004 statements in a basic-block with a backward walk. Do not
17005 substitute into dead statements but instead remove those.
17007 2008-04-15 Richard Guenther <rguenther@suse.de>
17009 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17010 to zero, thus disable creation of SFTs.
17012 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17014 * tree-predcom.c (suitable_reference_p): Return false if the
17015 reference can throw.
17017 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17020 * c-decl.c (finish_decl): If extern or static var has variable
17021 size, set TREE_TYPE (decl) to error_mark_node.
17023 2008-04-15 Rafael Espíndola <espindola@google.com>
17025 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17028 2008-04-15 Richard Guenther <rguenther@suse.de>
17030 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17031 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17032 (visit_reference_op_load): Do walk vuse-vdef chains on
17033 vn_reference_lookup.
17034 (visit_reference_op_store): But do not here.
17035 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17036 vn_reference_lookup.
17037 (vn_lookup_with_vuses): But do so here.
17039 2008-04-14 Ian Lance Taylor <iant@google.com>
17041 * fold-const.c (fold_overflow_warning): Remove assertion.
17043 2008-04-15 Ben Elliston <bje@au.ibm.com>
17045 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17046 temp1 local variables.
17048 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17051 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17052 ".text.unlikely" section as executable.
17054 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17056 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17057 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17058 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17059 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17060 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17061 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17062 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17064 2008-04-14 Ian Lance Taylor <iant@google.com>
17066 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17067 * fold-const.c (fold_comparison): If appropriate, test
17068 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17069 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17070 reassociating a pointer type.
17071 * doc/invoke.texi (Optimize Options): Document that
17072 -fstrict-overflow applies to pointer wraparound.
17074 2008-04-13 Jan Hubicka <jh@suse.cz>
17076 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17078 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17080 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17081 we are going to "save the world".
17083 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17085 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17086 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17087 operand 0 constraint, not "=".
17089 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17091 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17093 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17095 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17096 of size of positions_needed * CHAR_BIT.
17098 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17100 PR middle-end/35897
17101 * dse.c (store_info): Change positions_needed to unsigned
17103 (lowpart_bitmask): New.
17104 (record_store): Cast to unsigned HOST_WIDE_INT for
17105 positions_needed. Assert width <= size of positions_needed *
17106 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17107 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17108 lowpart_bitmask to set mask.
17110 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17112 * config/bfin/constraints.md: New file.
17113 * config/bfin/bfin.md: Include it.
17114 (adddi3): Use satisfies_constraint functions instead of the old macros.
17115 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17116 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17117 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17118 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17119 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17120 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17121 EXTRA_CONSTRAINT): Delete.
17122 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17123 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17125 * config/bfin/bfin.c: Include "tm-constrs.h".
17126 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17127 Use satisfies_constraint functions instead of the old macros.
17128 * doc/md.texi (Blackfin Constraints): Update file name reference.
17130 2008-04-11 Richard Guenther <rguenther@suse.de>
17132 PR tree-optimization/35869
17133 * tree-vrp.c (execute_vrp): Move switch statement update after
17134 jump threading. Schedule another cfg cleanup run.
17136 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17139 * attribs.c (decl_attributes): Return early on errorneous node.
17141 2008-04-10 Oleg Ryjkov <olegr@google.com>
17143 * tree.h (struct tree_base): Added a new flag default_def_flag.
17144 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17146 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17148 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17150 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17153 * pa.md: Define mode iterator P. Define mode attribute dwc.
17154 (dcacheflush): Update pattern to use iterator P and attribute dwc.
17155 (icacheflush): Likewise.
17156 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17157 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17159 2008-04-11 Ben Elliston <bje@au.ibm.com>
17161 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17163 2008-04-10 Rafael Espíndola <espindola@google.com>
17165 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17166 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17167 (extract_range_from_expr): The same.
17169 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17171 * config/mips/mips.md (GPR2): New mode iterator.
17172 (seq): Add comment.
17173 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
17174 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
17175 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
17176 Rewrite these to take two modes, the mode of comparison and the
17177 mode of the destination.
17178 * config/mips/mips.c (mips_expand_scc): Instead of having
17179 paradoxical subreg as destination, expand "narrowing" scc if mode
17180 of comparison is SI and target is requested in DI mode.
17181 (mips_emit_int_order_test): Update comment. Make mode of
17182 comparison match CMP0 rather than TARGET. When creating inverse
17183 target use mode of TARGET.
17185 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17187 * gcov-dump.c (tag_summary): Only print summaries for the first
17188 GCOV_COUNTERS_SUMMABLE counters.
17190 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
17192 * config/i386/i386.md (absneg): New code iterator.
17193 (absnegprefix): New code attribute.
17194 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
17195 patterns using absneg code iterator.
17196 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
17197 using absneg code iterator.
17198 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
17199 *neg<mode>2 patterns using absneg code iterator.
17200 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17201 *negextendsfdf2 patterns using absneg code iterator.
17202 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
17203 *negextendsfxf2 patterns using absneg code iterator.
17204 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17205 *negextendsfdf2 patterns using absneg code iterator.
17206 * config/i386/sse.md (<code><mode>2): Macroize expander from
17207 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
17209 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
17211 * config/s390/s390.h: Remove the remains of the recent search
17212 & replace action of current_function_outgoing_args_size.
17214 2008-04-10 Ira Rosen <irar@il.ibm.com>
17216 PR tree-optimization/35821
17217 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
17218 NEW_STMT_LIST is not NULL.
17220 2008-04-09 David Edelsohn <edelsohn@gnu.org>
17223 * toplev.c (process_options): Remove -ffunction-sections debugging
17226 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
17228 PR middle-end/PR28690
17229 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
17230 than gen_rtx_fmt_ee to perform more canonicalizations.
17232 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17235 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
17237 2008-04-09 Richard Guenther <rguenther@suse.de>
17239 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
17240 (dump_function_to_file): Dump function arguments with types.
17242 2008-04-08 Richard Guenther <rguenther@suse.de>
17244 * fold-const.c (fold_widened_comparison): Do not allow
17245 sign-changes that change the result.
17247 2008-04-08 Janis Johnson <janis187@us.ibm.com>
17250 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
17251 kinds of indirect references.
17253 2008-04-08 David Edelsohn <edelsohn@gnu.org>
17255 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
17256 GNU Fortran language string.
17258 2008-04-08 Rafael Espíndola <espindola@google.com>
17260 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
17261 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
17262 * tree.h (tree_call_nonnegative_warnv_p): New.
17264 2008-04-08 Jan Hubicka <jh@suse.cz>
17266 * function.c (free_after_compilation): Clear out regno_reg_rtx
17269 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
17272 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17274 PR middle-end/PR28690
17275 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
17276 same precedence as REG_POINTER and MEM_POINTER operands.
17278 2008-04-08 Richard Guenther <rguenther@suse.de>
17280 PR middle-end/35834
17281 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
17282 for adding index to base.
17284 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
17286 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
17287 (MINGW_ENABLE_EXECUTE_STACK): New.
17288 (IN_LIBGCC2): For libgcc include windows.h file for
17289 function declarations.
17291 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
17293 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
17294 and tem2 if tem1 is not a REG or MULT.
17296 2008-04-08 Jan Hubicka <jh@suse.cz>
17298 * function.h (incomming_args): Break out of struct function.
17299 (function_subsections): Break out of struct function.
17300 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
17301 return_rtx and hard_reg_initial_vals from struct function.
17302 Kill inl_max_label_num.
17303 (current_function_pops_args, current_function_args_info,
17304 current_function_args_size, current_function_args_size,
17305 current_function_pretend_args_size,
17306 current_function_outgoing_args_size,
17307 current_function_internal_arg_pointer, current_function_return_rtx):
17308 Kill compatibility accestor macros.
17309 * builtins.c (expand_builtin_apply_args_1): Update.
17310 (expand_builtin_next_arg): Update.
17311 * df-scan.c (df_get_call_refs): Update.
17312 * dbxout.c (dbxout_function_end): Update.
17313 * dwarf2out.c (dwarf2out_switch_text_section): Update.
17314 (output_line_info): Update.
17315 (secname_for_decl): Update.
17316 (dwarf2out_var_location): Update.
17317 * function.c (free_after_compilation): Update.
17318 (assign_parm_find_stack_rtl): Update.
17319 (assign_parms): Update.
17320 (expand_dummy_function_end): Update.
17321 (expand_function_end): Update.
17322 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
17323 (expand_call): Update.
17324 (emit_library_call_value_1): Update.
17325 (store_one_arg): Update.
17326 * varasm.c (initialize_cold_section_name): Update.
17327 (unlikely_text_section): Update.
17328 (unlikely_text_section_p): Update.
17329 (assemble_start_function): Update.
17330 (assemble_end_function): Update.
17331 (default_section_type_flags): Update.
17332 (switch_to_section): Update.
17333 * integrate.c (set_decl_abstract_flags): Update.
17334 (get_hard_reg_initial_val): Update.
17335 (has_hard_reg_initial_val): Update.
17336 (allocate_initial_values): Update.
17337 * resource.c (init_resource_info): Update.
17338 * config/alpha/alpha.c (NUM_ARGS): Update.
17339 (direct_return): Update.
17340 (alpha_va_start): Update.
17341 (alpha_sa_size): Update.
17342 (alpha_initial_elimination_offset): Update.
17343 (alpha_expand_prologue): Update.
17344 (alpha_start_function): Update.
17345 (alpha_expand_epilogue): Update.
17346 (unicosmk_initial_elimination_offset):
17347 * config/alpha/alpha.md (call expander): Update.
17348 * config/s390/s390.c (s390_register_info): Update.
17349 (s390_register_info): Update.
17350 (s390_frame_info): Update.
17351 (s390_initial_elimination_offset): Update.
17352 (s390_build_builtin_va_list): Update.
17353 (s390_va_start): Update.
17354 * config/spu/spu.c (direct_return): Update.
17355 (spu_expand_prologue): Update.
17356 (spu_initial_elimination_offset): Update.
17357 (spu_build_builtin_va_list): Update.
17358 (spu_va_start): Update.
17359 * config/sparc/sparc.c (sparc_init_modes): Update.
17360 (sparc_compute_frame_size): Update.
17361 (function_value): Update.
17362 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
17363 * config/i386/i386.md (return expander): Update.
17364 * config/i386/i386.c (ix86_va_start): Update.
17365 (ix86_can_use_return_insn_p): Update.
17366 (ix86_compute_frame_layout): Update.
17367 (ix86_expand_epilogue): Update.
17368 * config/sh/sh.c (output_stack_adjust): Update.
17369 (calc_live_regs): Update.
17370 (sh_expand_prologue): Update.
17371 (sh_builtin_saveregs): Update.
17372 (sh_va_start): Update.
17373 (initial_elimination_offset): Update.
17374 (sh_allocate_initial_value): Update.
17375 (sh_function_ok_for_sibcall): Update.
17376 (sh_get_pr_initial_val): Update.
17377 * config/sh/sh.md (return expander): Update.
17378 * config/avr/avr.c (frame_pointer_required_p): UPdate.
17379 * config/crx/crx.c (crx_compute_frame): UPdate.
17380 (crx_initial_elimination_offset): UPdate.
17381 * config/xtensa/xtensa.c (compute_frame_size): Update
17382 (xtensa_builtin_saveregs): Update.
17383 (xtensa_va_start): Update.
17384 (order_regs_for_local_alloc): Update.
17385 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
17386 (xstormy16_expand_builtin_va_start): Update.
17387 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
17388 * config/m68hc11/m68hc11.md (return expanders): Update.
17389 * config/m68hc11/m68hc11.c (expand_prologue): Update.
17390 (expand_epilogue): Update.
17391 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
17392 (cris_simple_epilogue): Update.
17393 (cris_expand_prologue): Update.
17394 (cris_expand_epilogue): Update.
17395 * config/iq2000/iq2000.c (iq2000_va_start): Update.
17396 (compute_frame_size): Update.
17397 * config/mt/mt.c (mt_compute_frame_size): Update.
17398 * config/mn10300/mn10300.c (expand_prologue): Update.
17399 (expand_epilogue): Update.
17400 (initial_offset): Update.
17401 (mn10300_builtin_saveregs):
17402 * config/mn10300/mn10300.md (return expander): Update.
17403 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17404 (ia64_initial_elimination_offset): Update.
17405 (ia64_initial_elimination_offset): Update.
17406 (ia64_expand_prologue): Update.
17407 * config/m68k/m68k.md (return expander): Update.
17408 * config/rs6000/rs6000.c (rs6000_va_start): Update.
17409 (rs6000_stack_info): Update.
17410 * config/mcore/mcore.c (layout_mcore_frame): Update.
17411 (mcore_expand_prolog): Update.
17412 * config/arc/arc.c (arc_compute_frame_size): Update.
17413 * config/score/score3.c (score3_compute_frame_size): Update.
17414 * config/score/score7.c (score7_compute_frame_size): Update.
17415 * config/arm/arm.c (use_return_insn): Update.
17416 (thumb_find_work_register): Update.
17417 (arm_compute_save_reg_mask): Update.
17418 (arm_output_function_prologue): Update.
17419 (arm_output_epilogue): Update.
17420 (arm_size_return_regs): Update.
17421 (arm_get_frame_offsets): Update.
17422 (arm_expand_prologue): Update.
17423 (thumb_exit): Update.
17424 (thumb_unexpanded_epilogue): Update.
17425 (thumb1_output_function_prologue): Update.
17426 * config/pa/pa.md (return expander): Update.
17427 * config/pa/pa.c (compute_frame_size): Update.
17428 (hppa_builtin_saveregs): Update.
17429 * config/mips/mips.c (mips_va_start): Update.
17430 (mips16_build_function_stub): Update.
17431 (mips_compute_frame_info): Update.
17432 (mips_restore_gp): Update.
17433 (mips_output_function_prologue): Update.
17434 (mips_expand_prologue): Update.
17435 * config/v850/v850.c (compute_frame_size): Update.
17436 (expand_prologue): * config/mmix/mmix.c (along): update.
17437 (mmix_initial_elimination_offset): update.
17438 (mmix_reorg): update.
17439 (mmix_use_simple_return): update.
17440 (mmix_expand_prologue): update.
17441 (mmix_expand_epilogue): Update.
17442 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
17443 (emit_link_insn): Update.
17445 2008-04-08 Anatoly Sokolov <aesok@post.ru>
17447 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
17448 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
17450 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
17453 2008-04-07 Jan Hubicka <jh@suse.cz>
17455 * function.h (rtl): Rename to x_rtl.
17456 (crtl): New define.
17457 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17458 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17459 used_temp_slots avail_temp_slots, temp_slot_level,
17460 nonlocal_goto_handler_labels): Update accesstors.
17461 (rtl): New global variable.
17462 (struct function): Move some fileds to rtl_data.
17463 (get_arg_pointer_save_area): Update prototype.
17464 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17465 get_arg_pointer_save_area.
17466 * expr.c (init_expr): Update
17467 * function.c (get_frame_size): Update
17468 (assign_stack_local): Update
17469 (expand_function_end): Update.
17470 (get_art_pointer_save_area): Update
17472 * emit-rtl.c (rtl): Declare.
17473 (regno_reg_rtx): Declare.
17474 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17476 (gen_reg_rtx): Update.
17477 * varasm.c (n_deferred_constatns): Update accestor.
17478 (init_varasm_status): Do not allocate varasm_status.
17479 (force_const_mem, get_pool_size, output_constant_pool): Update.
17480 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17481 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17482 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
17483 * sparc/sparc.h (INIT_EXPANDERS): Update.
17484 * ia64/ia64.h (INIT_EXPANDERS): Update.
17486 2008-04-07 James E. Wilson <wilson@tuliptree.org>
17488 * reload.c (push_secondary_reload): Add missing break to for loop.
17490 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17492 PR middle-end/PR28690
17493 * rtlanal.c: Update copyright years.
17494 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
17495 as REG_POINTER and MEM_POINTER operands.
17496 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
17497 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
17498 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
17499 * gcse.c: Update copyright years.
17500 (pre_delete): Call gen_reg_rtx_and_attrs.
17501 (hoist_code): Likewise.
17502 (build_store_vectors): Likewise.
17503 (delete_store): Likewise.
17504 * loop-invariant.c (move_invariant_reg): Likewise.
17505 Update copyright years.
17507 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
17509 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
17510 control string instead of quoted.
17512 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17514 * doc/rtl.texi: Rewrite of subreg section.
17516 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
17519 * config/i386/i386.c (legitimize_pic_address): Add treating
17520 of dllimport SYM_REF's.
17521 (legitimize_dllimport_symbol): Add prototype.
17523 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17525 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
17526 reference in constructor with non self-referential type.
17528 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17530 Removal of Return with Depressed Stack Pointer support
17531 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
17532 (ECF_SP_DEPRESSED): Likewise.
17533 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
17534 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
17535 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17536 (expand_call): Do not test ECF_SP_DEPRESSED.
17537 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17538 * function.c (keep_stack_depressed): Delete.
17539 (handle_epilogue_set): Likewise.
17540 (update_epilogue_consts): Likewise.
17541 (emit_equiv_load): Likewise.
17542 (thread_prologue_and_epilogue_insns): Remove support for Return with
17543 Depressed Stack Pointer.
17544 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17546 2008-04-06 Richard Guenther <rguenther@suse.de>
17548 PR tree-optimization/35400
17549 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
17550 information from SSA_NAMEs.
17552 2008-04-06 Anatoly Sokolov <aesok@post.ru>
17554 * config/avr/avr.h (avr_mega_p): Remove declaration.
17555 (AVR_MEGA): Remove macro.
17556 * config/avr/avr.c (avr_mega_p): Remove variable.
17557 (avr_override_options): Remove inicializion of avr_mega_p.
17558 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17559 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17560 (avr_jump_mode): (Ditto.).
17561 (avr_output_progmem_section_asm_op): (Ditto.).
17562 (avr_asm_init_sections): (Ditto.).
17563 (avr_asm_init_sections): (Ditto.).
17564 (avr_rtx_costs): (Ditto.).
17565 * config/avr/avr.md: (Ditto.).
17566 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
17569 2008-04-06 Richard Guenther <rguenther@suse.de>
17571 PR tree-optimization/35842
17572 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
17573 is_gimple_invariant_address.
17575 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17577 * gcc.c (default_compilers): Sync Fortran extensions list with
17578 that in fortran/lang-specs.h.
17579 * doc/invoke.texi: Likewise.
17580 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
17581 * dwarf2out.c (gen_compile_unit_die): Likewise.
17583 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
17585 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
17587 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
17590 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
17591 attribute is used for nested functions.
17593 2008-04-05 Jan Hubicka <jh@suse.cz>
17595 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
17597 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
17599 (dump_files): Update.
17600 (enable_rtl_dump_file): Do not accept letter argument.
17601 * tree-pass.h (dump_file_info): Remove letter argument.
17602 * toplev.c (decode_d_option): Update -da handling.
17603 * toplev.h (enable_rtl_dump_file): Update prototype.
17604 * passes.c (register_one_dump_file): Do not accept IPA argument; work
17605 it out based on pass type.
17606 (register_dump_files_1): Likewise.
17607 (init_optimization_passes): Update register_one_dump_file calls.
17608 (execute_one_pass): Sanity check that IPA passes are called at IPA
17609 level and RTL passes at RTL level.
17610 (execute_pass_list): IPA pass can not be after or subpass of
17612 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
17613 disallov RTL subpasses of IPA subpasses.
17615 2008-04-05 Ben Elliston <bje@au.ibm.com>
17617 * tree-cfg.c (need_fake_edge_p): Return false for calls to
17618 builtins that return exactly once and do not throw. Cache call to
17621 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
17623 PR rtl-optimization/34916
17624 PR middle-end/35519
17625 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
17626 between instruction pairs.
17628 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
17630 * doc/invoke.texi: Document -mbitops for SH.
17631 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
17632 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
17633 * config/sh/sh.c (print_operand): Add %t operand code.
17634 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
17635 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
17636 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
17637 (extendqihi2): Likewise.
17638 (movqi_i): Likewise.
17639 (insv): Use bset, bclr and bst instructions for SH2A if possible.
17640 (extv): Use bld instruction for SH2A if possible.
17642 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
17643 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
17644 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
17645 (bset.b, bclr.b): Define peepholes.
17646 * config/sh/sh.opt (mbitops): New option.
17648 2008-04-04 Janis Johnson <janis187@us.ibm.com>
17651 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
17652 and view convert expression.
17654 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17657 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17659 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
17661 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
17663 * config/i386/cpuid.h (bit_AES): New.
17664 (bit_PCLMUL): Likewise.
17666 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
17667 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
17668 SSE2 if AES or PCLMUL is enabled.
17669 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
17670 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17671 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
17672 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
17673 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
17674 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
17675 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17676 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
17677 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
17678 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
17679 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
17680 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
17681 __builtin_ia32_aeskeygenassist128 and
17682 __builtin_ia32_pclmulqdq128.
17683 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
17684 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
17685 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
17687 * config/i386/i386.h (TARGET_AES): New.
17688 (TARGET_PCLMUL): Likewise.
17689 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
17691 * config/i386/i386.md (UNSPEC_AESENC): New.
17692 (UNSPEC_AESENCLAST): Likewise.
17693 (UNSPEC_AESDEC): Likewise.
17694 (UNSPEC_AESDECLAST): Likewise.
17695 (UNSPEC_AESIMC): Likewise.
17696 (UNSPEC_AESKEYGENASSIST): Likewise.
17697 (UNSPEC_PCLMUL): Likewise.
17699 * config/i386/i386.opt (maes): New.
17700 (mpclmul): Likewise.
17702 * config/i386/sse.md (aesenc): New pattern.
17703 (aesenclast): Likewise.
17704 (aesdec): Likewise.
17705 (aesdeclast): Likewise.
17706 (aesimc): Likewise.
17707 (aeskeygenassist): Likewise.
17708 (pclmulqdq): Likewise.
17710 * config/i386/wmmintrin.h: New.
17712 * doc/extend.texi: Document AES and PCLMUL built-in function.
17714 * doc/invoke.texi: Document -maes and -mpclmul.
17716 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
17718 * function.c (free_after_parsing): Replace with
17719 cxx_push_function_context from C++ front-end.
17720 (allocate_struct_function): Don't call langhook.
17721 * langhooks.h (struct lang_hooks_for_functions): Delete.
17722 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
17724 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
17725 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
17726 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
17727 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
17728 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
17729 remove LANG_HOOKS_FUNCTION_INITIALIZER.
17730 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
17732 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
17733 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
17735 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17738 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
17741 2008-04-04 Richard Guenther <rguenther@suse.de>
17743 PR middle-end/35823
17744 * fold-const.c (optimize_minmax_comparison): Use the correct
17745 type for the constant in the simplified comparison.
17747 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
17749 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
17750 Pass L2 size as "--param l2-cache-size" to the compiler.
17751 (decode_l2_cache): New function to decode L2 cache parameters using
17752 0x8000006 extended cpuid function.
17753 (detect_caches_amd): Determine parameters of L2 cache using
17754 decode_l2_caches function.
17755 (decode_caches_intel): Decode L2 cache parameters.
17756 (detect_caches_intel): Determine L2 cache parameters using
17757 decode_caches_intel and decode_l2_caches functions.
17759 2008-04-03 Bob Wilson <bob.wilson@acm.org>
17761 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
17762 secondary input reload for subword loads from the constant pool.
17764 2008-04-03 Janis Johnson <janis187@us.ibm.com>
17767 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
17768 constants of the appropriate size for runtime calculations.
17771 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
17772 decimal-float literal constant zero.
17774 2008-04-03 Jakub Jelinek <jakub@redhat.com>
17777 * c-parser.c (c_parser_omp_atomic): Call
17778 default_function_array_conversion on the RHS.
17780 PR middle-end/35818
17781 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
17782 call is_variable_sized if decl has incomplete type.
17784 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
17786 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
17788 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
17790 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
17792 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
17793 (sgt<u>): Merge sgt and sgtu into new expander.
17794 (sgt, sgtu): Remove expanders.
17795 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
17796 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
17797 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
17798 *sgtu_<mode>_mips16 into new pattern.
17799 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
17800 (sge<u>): Merge sge and sgeu into new expander.
17801 (sge, sgeu): Remove expanders.
17802 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
17804 (*sge_<mode>, second *sge_<mode>): Remove patterns.
17805 (slt<u>): Merge slt and sltu into new expander.
17806 (slt, sltu): Remove expanders.
17807 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
17808 (*slt_<mode>, *sltu_<mode>): Remove patterns.
17809 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
17810 *sltu_<mode>_mips16 into new pattern.
17811 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
17812 (sle<u>): Merge sle and sleu into new expander.
17813 (sle, sleu): Remove expanders.
17814 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
17815 (*sle_<mode>, *sleu_<mode>): Remove patterns.
17816 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
17817 *sleu_<mode>_mips16 into new pattern.
17818 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
17820 2008-04-03 Jan Hubicka <jh@suse.cz>
17822 PR tree-optimization/35795
17823 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
17824 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17825 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
17826 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
17827 * score/score3.c (score3_output_mi_thunk): Likewise.
17828 * score/score7.c (score7_output_mi_thunk): Likewise.
17829 * mips/mips.c (mips_output_mi_thunk): Likewise.
17831 2008-04-03 Richard Guenther <rguenther@suse.de>
17833 * tree-vrp.c (extract_range_from_unary_expr): Handle all
17834 conversions. Simplify code.
17836 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
17838 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
17840 2008-04-03 Tom Tromey <tromey@redhat.com>
17841 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17843 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17844 * config/bfin/t-bfin-linux (generated_files): Add
17845 linux-sysroot-suffix.h.
17846 * doc/install.texi (Prerequisites): Require make 3.80.
17847 * doc/sourcebuild.texi (Front End Directory): Document new
17849 * Makefile.in (generated_files): New variable.
17850 (ALL_HOST_OBJS): New variable.
17851 ($(ALL_HOST_OBJS)): New target.
17853 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17855 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
17856 (remap_block): Call id->transform_lang_insert_block instead
17858 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
17859 Set id.transform_lang_insert_block to NULL.
17860 (clone_body): Move to cp/optimize.c
17861 * tree-inline.h (struct copy_body_data): Change
17862 transform_lang_insert_block to function pointer.
17863 (copy_generic_body, copy_decl_no_change): Export.
17864 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
17865 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
17866 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
17868 * c-tree.h (insert_block): Kill.
17869 * c-decl.c (insert_block): Kill.
17871 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17873 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17874 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17875 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
17877 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
17878 argument, call {push,pop}_function_context from here.
17879 * c-parser.c: Use c_{push,pop}_function_context.
17881 * function.c (push_function_context_to): Move meat ...
17882 (push_function_context): ... here. Simplify.
17883 * function.c (pop_function_context_from): Move meat ...
17884 (pop_function_context): ... here. Simplify.
17885 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
17887 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17888 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17889 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
17890 * tree.h (push_function_context_to, pop_function_context_from): Remove.
17892 2008-04-03 Ben Elliston <bje@au.ibm.com>
17894 * expmed.c (extract_force_align_mem_bit_field): Remove.
17896 2008-04-03 Richard Guenther <rguenther@suse.de>
17898 PR middle-end/35800
17899 * expr.h (try_casesi): Adjust prototype.
17900 * expr.c (try_casesi): Take fallback label as extra parameter.
17901 Use that for gen_casesi if default_label is NULL.
17902 * stmt.c (expand_case): Pass fallback label to try_casesi,
17903 make sure to fill gaps with a fallback label if default_label
17906 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
17909 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
17911 2008-04-03 Ben Elliston <bje@au.ibm.com>
17913 * expmed.c (extract_split_bit_field): Remove if (0) code.
17914 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
17915 (do_ds_constraint): Likewise.
17917 2008-04-02 Joseph Myers <joseph@codesourcery.com>
17919 * doc/cppopts.texi (-dU): Document.
17920 * c-common.h (flag_dump_macros): Update comment.
17921 * c-opts.c (handle_OPT_d): Handle -dU.
17922 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
17923 dump_queued_macros, cb_used_define, cb_used_undef): New.
17924 (init_pp_output): Handle -dU.
17925 (cb_line_change): Call dump_queued_macros.
17926 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
17928 2008-04-02 Anatoly Sokolov <aesok@post.ru>
17930 * config/avr/predicates.md (io_address_operand): New predicate.
17931 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
17932 * config/avr/avr.c (avr_io_address_p): Remove function.
17933 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
17934 'avr_io_address_p' function.
17935 (out_movhi_r_mr): (Ditto.).
17936 (out_movqi_mr_r): (Ditto.).
17937 (out_movhi_mr_r): (Ditto.).
17938 (avr_address_cost): (Ditto.).
17940 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
17942 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
17943 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
17944 in 32bit mode when XMM registers are available to avoid store
17946 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
17947 corresponding post-reload splitters.
17949 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17951 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
17952 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
17953 __builtin_ia32_roundss.
17954 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
17955 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
17956 __builtin_ia32_roundss.
17957 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
17958 IX86_BUILTIN_SHUFPD here.
17960 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17962 * config/i386/i386.md (plogic): New.
17963 (plogicprefix): Likewise.
17965 * config/i386/mmx.md (mmx_<code><mode>3): New.
17966 (mmx_and<mode>3): Removed.
17967 (mmx_ior<mode>3): Likewise.
17968 (mmx_xor<mode>3): Likewise.
17970 * config/i386/sse.md (<code><mode>3): New.
17971 (*<code><mode>3): Likewise.
17972 (*<code><mode>3): Likewise.
17973 (<code><mode>3): Likewise.
17974 (*sse_<code><mode>3): Likewise.
17975 (*sse2_<code><mode>3): Likewise.
17976 (<code>tf3): Likewise.
17977 (*<code>tf3): Likewise.
17978 (and<mode>3): Likewise.
17979 (*and<mode>3): Likewise.
17980 (ior<mode>3): Removed.
17981 (*ior<mode>3): Likewise.
17982 (xor<mode>3): Likewise.
17983 (*xor<mode>3): Likewise.
17984 (*and<mode>3): Likewise.
17985 (*ior<mode>3): Likewise.
17986 (*xor<mode>3): Likewise.
17987 (and<mode>3): Likewise.
17988 (*sse_and<mode>3): Likewise.
17989 (*sse2_and<mode>3): Likewise.
17990 (andtf3): Likewise.
17991 (*andtf3): Likewise.
17992 (ior<mode>3): Likewise.
17993 (*sse_ior<mode>3): Likewise.
17994 (*sse2_ior<mode>3): Likewise.
17995 (iortf3): Likewise.
17996 (*iortf3): Likewise.
17997 (xor<mode>3): Likewise.
17998 (*sse_xor<mode>3): Likewise.
17999 (*sse2_xor<mode>3): Likewise.
18000 (xortf3): Likewise.
18001 (*xortf3): Likewise.
18003 2008-04-02 Richard Guenther <rguenther@suse.de>
18005 PR tree-optimization/14495
18006 PR tree-optimization/34793
18007 * tree-vrp.c (struct switch_update): New structure.
18008 (to_remove_edges, to_update_switch_stmts): New VECs.
18009 (simplify_switch_using_ranges): New function. Remove not taken
18010 case labels and edges.
18011 (simplify_stmt_using_ranges): Call it.
18012 (identify_jump_threads): Mark edges we have queued for removal
18013 so we don't thread them.
18014 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18016 * tree-cfg.c (group_case_labels): Deal with missing default label.
18017 (tree_verify_flow_info): Allow missing default label.
18018 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18019 (emit_case_nodes): Likewise.
18020 (expand_case): Do not rely on the default label to be present.
18021 * expr.c (try_casesi): Deal with NULL default_label.
18022 (do_tablejump): Likewise.
18024 2008-04-02 Richard Guenther <rguenther@suse.de>
18026 PR tree-optimization/14495
18027 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18028 SWITCH_EXPR here ...
18029 (vrp_visit_switch_stmt): ... but here (new function).
18030 (find_case_label_index): New helper function.
18031 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18033 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18035 * fwprop.c: Fix ISO-C99ism.
18037 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18040 * Makefile.in (objdir): Set it here.
18041 * configure.ac: Not here. Find dynamic linker characteristics.
18042 * exec-tool.in: Use them.
18043 * aclocal.m4: Regenerate.
18044 * configure: Regenerate.
18046 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18048 * expr.c (expand_var): Delete it.
18049 * expr.h (expand_var): Delete prototype.
18050 * function.c (expand_function_start): Use expand_decl instead.
18051 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18054 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18056 PR rtl-optimization/35542
18057 * fwprop.c (forward_propagate_and_simplify): Replace
18058 loc_reg_mentioned_in_p with reg_mentioned_p.
18060 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18062 PR rtl-optimization/35281
18063 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18064 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18065 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18066 (varying_mem_p): Move above propagate_rtx.
18067 (all_uses_available_at): Do not check MEMs.
18069 2008-04-02 Rafael Espíndola <espindola@google.com>
18071 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18072 (register_edge_assert_for_2): Split the cond argument.
18073 (register_edge_assert_for_1): Adjust for the change in
18074 register_edge_assert_for_2.
18075 (register_edge_assert_for): Split the cond argument.
18076 (find_switch_asserts): Adjust for the change in
18077 register_edge_assert_for.
18079 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18081 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18082 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18083 offsets for 64-bit mingw.
18084 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18085 abi for x86_64-pc-mingw.
18087 2008-04-02 Richard Guenther <rguenther@suse.de>
18089 * tree-vrp.c (extract_range_from_assert): Make sure to not
18090 produce range min/max with TREE_OVERFOW set.
18091 If merging a anti-range and a range keep the anti-range if
18092 the range covers all values of the type.
18093 (register_edge_assert_for_2): Only allow sign-changing
18094 conversions in detecting canonical range checks. Also
18095 register an assert for the unsigned name if useful.
18097 PR tree-optimization/35787
18098 * tree-vrp.c (vrp_val_max): New function.
18099 (vrp_val_min): Likewise.
18100 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18101 (vrp_val_is_min): Likewise.
18102 (supports_overflow_infinity): Use vrp_val_{min,max}.
18103 (negative_overflow_infinity): Likewise.
18104 (positive_overflow_infinity): Likewise.
18105 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18106 (is_positive_overflow_infinity): Likewise.
18107 (is_overflow_infinity): Likewise.
18108 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18109 vrp_val_is_{min,max}.
18110 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18111 to ranges if possible. Avoid empty ranges.
18113 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18115 PR middle-end/35705
18116 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18117 the expression is a function address.
18119 2008-04-01 George Helffrich <george@gcc.gnu.org>
18121 PR fortran/35154, fortran/23057
18122 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18123 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18124 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18125 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18127 (dbxout_syms): Check for COMMON-based symbol and wrap in
18128 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18129 in bracket for efficiency.
18131 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18132 using DW_TAG_common_block + member offset.
18133 (add_pubname_string): New function.
18134 (dw_expand_expr): New function to find block name and offset for
18136 (common_check): New function to check whether symbol in Fortran COMMON.
18137 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18139 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18142 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18144 2008-04-02 Ben Elliston <bje@au.ibm.com>
18146 * config/v850/v850.md (casesi): Remove if (0) code.
18147 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18148 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18150 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18152 * config/i386/i386.md (rex64suffix): New mode attribute.
18153 (floathi<mode>2): Disable expander for SSE math.
18154 (*floathi<mode>2_1): New insn insn_and_split pattern.
18155 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
18156 corresponding post-reload splitters.
18157 (*floathi<mode>2_i387): New macroized insn pattern.
18158 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18159 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18160 insn_and_split pattern.
18161 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18162 New macroized instruction patterns and corresponding post-reload
18164 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18165 and corresponding post-reload splitters.
18166 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18167 New macroized instruction patterns.
18168 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18169 macroized instruction patterns and corresponding post-reload splitters.
18170 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18171 corresponding post-reload splitters.
18172 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
18173 New macroized instruction patterns.
18174 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
18175 corresponding post-reload splitters.
18176 (*floatsi<mode>2_i387): New macroized instruction patterns.
18178 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
18180 * config/i386/i386.md (smaxmin): New.
18181 (umaxmin): Likewise.
18182 (maxminiprefix): Likewise.
18183 (maxminfprefix): Likewise.
18184 (<code><mode>3): Likewise.
18185 (smin<mode>3): Removed.
18186 (smax<mode>3): Likewise.
18188 * config/i386/mmx.md (mmx_<code>v2sf3): New.
18189 (mmx_<code>v4hi3): Likewise.
18190 (mmx_<code>v8qi3): Likewise.
18191 (mmx_smaxv2sf3): Removed.
18192 (mmx_sminv2sf3): Likewise.
18193 (mmx_umaxv8qi3): Likewise.
18194 (mmx_smaxv4hi3): Likewise.
18195 (mmx_uminv8qi3): Likewise.
18196 (mmx_sminv4hi3): Likewise.
18198 * config/i386/sse.md (<addsub><mode>3): New.
18199 (*<addsub><mode>3): Likewise.
18200 (<sse>_vm<addsub><mode>3): Likewise.
18201 (<maxmin><mode>3): Likewise.
18202 (*<maxmin><mode>3_finite): Likewise.
18203 (*<maxmin><mode>3): Likewise.
18204 (<sse>_vm<maxmin><mode>3): Likewise.
18205 (sse3_h<addsub>v4sf3): Likewise.
18206 (sse3_h<addsub>v2df3): Likewise.
18207 (<maxmin>v16qi3): Likewise.
18208 (*<maxmin>v16qi3): Likewise.
18209 (<maxmin>v8hi3): Likewise.
18210 (*<maxmin>v8hi3): Likewise.
18211 (*sse4_1_<maxmin><mode>3): Likewise.
18212 (*sse4_1_<maxmin><mode>3): Likewise.
18213 (add<mode>3): Removed.
18214 (*add<mode>3): Likewise.
18215 (<sse>_vmadd<mode>3): Likewise.
18216 (sub<mode>3): Likewise.
18217 (*sub<mode>3): Likewise.
18218 (<sse>_vmsub<mode>3): Likewise.
18219 (smin<mode>3): Likewise.
18220 (*smin<mode>3_finite): Likewise.
18221 (*smin<mode>3): Likewise.
18222 (<sse>_vmsmin<mode>3): Likewise.
18223 (smax<mode>3): Likewise.
18224 (*smax<mode>3_finite): Likewise.
18225 (*smax<mode>3): Likewise.
18226 (<sse>_vmsmax<mode>3): Likewise.
18227 (sse3_haddv4sf3): Likewise.
18228 (sse3_haddv2df3): Likewise.
18229 (sse3_hsubv4sf3): Likewise.
18230 (sse3_hsubv2df3): Likewise.
18231 (umaxv16qi3): Likewise.
18232 (*umaxv16qi3): Likewise.
18233 (smaxv8hi3): Likewise.
18234 (*smaxv8hi3): Likewise.
18235 (*sse4_1_smax<mode>3): Likewise.
18236 (*sse4_1_umax<mode>3): Likewise.
18237 (uminv16qi3): Likewise.
18238 (*uminv16qi3): Likewise.
18239 (sminv8hi3): Likewise.
18240 (*sminv8hi3): Likewise.
18241 (*sse4_1_smin<mode>3): Likewise.
18242 (*sse4_1_umin<mode>3): Likewise.
18244 2008-04-01 Rafael Espíndola <espindola@google.com>
18246 * tree-cfg.c (verify_expr): remove in_phi.
18247 (verify_stmt): Don't call walk_tree with verify_expr. Use
18248 is_gimple_min_invariant instead of is_gimple_val.
18250 2008-04-01 Joseph Myers <joseph@codesourcery.com>
18252 * doc/include/gpl_v3.texi: Update for manpage generation.
18253 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
18255 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
18256 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
18257 gpl_v3.texi instead of gpl.texi.
18260 2008-04-01 Jakub Jelinek <jakub@redhat.com>
18263 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
18265 2008-04-01 Rafael Espíndola <espindola@google.com>
18267 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
18268 (extract_code_and_val_from_cond): Use
18269 extract_code_and_val_from_cond_with_ops.
18271 2008-04-01 Jan Hubicka <jh@suse.cz>
18273 * function.c (free_after_compilation): Free epilogue_delay_list.
18274 (prepare_function_start): Assert that previous compilation was freed.
18276 2008-04-01 Jan Hubicka <jh@suse.cz>
18277 Jim Wilson <wilson@tuliptree.org>
18278 Andreas Tobler <andreast@gcc.gnu.org>
18280 PR middle-end/35781
18281 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
18282 rtl.emit instead cfun->emit.
18283 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
18284 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
18286 2008-04-01 Ben Elliston <bje@au.ibm.com>
18288 * doc/c-tree.texi (Function Basics): Fix grammatical error.
18290 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
18292 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
18294 (fprofile-use): Add var flag_profile_use
18295 * coverage.c (coverage_begin_output): Do not open a gcno file for
18296 output only if -ftest-coverage is set.
18297 Do not add getpwd() to gcda file path.
18298 (build_gcov_info): Check the new flag
18299 flag_profile_datafile_relative_path.
18300 (coverage_init): Use profile_data_prefix.
18301 Read profile counter only if flag_profile_use is set.
18302 * opts.c (common_handle_option): New option fprofile-use=,
18303 fprofile-dir=, fprofile-generate=.
18304 * toplev.c (profile_data_prefix): New variable definition.
18305 * toplev.h (profile_data_prefix): New declaration.
18306 * doc/invoke.tex (Option Summary, Optimization Options):
18309 2008-03-31 James E. Wilson <wilson@tuliptree.org>
18311 * varasm.c (output_constant_pool_1): In LABEL_REF check,
18312 use tmp consistently.
18315 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
18316 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18317 UNSPEC_FR_RECIP_APPROX_RES.
18318 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
18320 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
18323 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
18325 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18327 PR middle-end/30186
18328 * fold-const.c (fold_indirect_ref_1): Support accessing non first
18329 element of the vector via a pointer.
18331 2008-03-31 Ian Lance Taylor <iant@google.com>
18333 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
18335 2008-03-31 Jan Hubicka <jh@suse.cz>
18337 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18338 get_arg_pointer_save_area.
18339 * expr.c (init_expr): Just clear out rtl.expr.
18340 * function.c (free_after_compilation): Clear out whole RTL structure.
18341 (get_func_frame_size): Merge into ...
18342 (get_frame_size): ... this one.
18343 (assign_stack_local_1): Merge into ...
18344 (assign_stack_local): ... this one.
18345 (expand_function_end): Update call of get_arg_pointer_save_area.
18346 (get_art_pointer_save_area): Remove cfun argument.
18347 * function.h (emit_status): regno_pointer_align does not need length
18348 attribute. Move x_regno_reg_rtx to ...
18349 (regno_reg_rtx): ... new global array.
18350 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
18351 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
18352 apply_args_value, forced_labels, stack_pointer_delta):
18354 (struct varasm_status): Move here from varasm.c
18355 (struct rtl_data): New. Move here some fields from struct function.
18356 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18357 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18358 used_temp_slots avail_temp_slots, temp_slot_level,
18359 nonlocal_goto_handler_labels): Update accesstors.
18360 (rtl): New global variable.
18361 (struct function): Move some fileds to rtl_data.
18362 (get_arg_pointer_save_area): Update prototype.
18363 * emit-rtl.c (rtl): Declare.
18364 (regno_reg_rtx): Declare.
18365 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18367 (gen_reg_rtx): Update.
18368 (init_virtual_regs): Do not tate emit_status argument.
18369 (init_emit): Do not allocate emit.
18370 * varasm.c (varasm_statuc): Move to function.h.
18371 (n_deferred_constatns): Update accestor.
18372 (init_varasm_status): Do not allocate varasm_status.
18373 (force_const_mem, get_pool_size, output_constant_pool): Update.
18374 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18375 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18377 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
18379 PR rtl-optimization/35729
18380 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
18383 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
18386 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
18387 load/store if memory is unaligned.
18388 (*movti_rex64): Likewise.
18390 * config/i386/predicates.md (misaligned_operand): New.
18392 2008-03-31 Andrew Pinski <pinskia@gmail.com>
18395 * tree-ssa-phiopt.c (conditional_replacement): Return early for
18398 2008-03-31 Jan Beulich <jbeulich@novell.com>
18400 * config/ia64/constraints.md: Add 'j' constraint.
18401 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
18402 (movdi_internal): Likewise.
18404 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
18407 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
18409 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
18412 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
18413 proper error message for the third argument on blendpd and
18416 * config/i386/sse.md (blendbits): New.
18417 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
18419 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
18421 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
18423 2008-03-30 Richard Guenther <rguenther@suse.de>
18425 PR middle-end/31023
18426 * fold-const.c (fold_sign_changed_comparison): Do leave
18427 conversions to base-types alone.
18429 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
18431 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
18432 the link register if one altivec register is be saved.
18434 2008-03-30 Ben Elliston <bje@au.ibm.com>
18436 * final.c (final_scan_insn): Remove if (0) code.
18438 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
18440 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
18442 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
18444 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
18445 of V4SFmode to ix86_binary_operator_ok.
18447 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
18449 * config/i386/i386.c (override_options): Initialize
18450 ix86_veclib_handler to ix86_veclibabi_svml when
18451 -mveclibabi=svml is used.
18452 (ix86_veclibabi_svml): New function for SVML ABI style
18453 vectorization support.
18454 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
18456 2008-03-28 Rafael Espíndola <espindola@google.com>
18458 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
18459 (tree_binary_nonnegative_warnv_p): Make it public.
18460 (tree_single_nonnegative_warnv_p): Make it public.
18461 (tree_invalid_nonnegative_warnv_p): Make it public.
18462 (tree_unary_nonzero_warnv_p): Make it public.
18463 (tree_binary_nonzero_warnv_p): Make it public
18464 (tree_single_nonzero_warnv_p): Make it public.
18465 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
18466 (extract_range_from_binary_expr): Split the expr argument.
18467 (extract_range_from_unary_expr): Split the expr argument.
18468 (extract_range_from_comparison): Split the expr argument.
18469 (extract_range_from_expr): Use the new aux functions.
18470 (vrp_evaluate_conditional_warnv): Use
18471 vrp_evaluate_conditional_warnv_with_ops.
18472 * tree.h (tree_unary_nonzero_warnv_p): Declare.
18473 (tree_binary_nonzero_warnv_p): Declare.
18474 (tree_single_nonzero_warnv_p): Declare.
18475 (tree_expr_nonzero_warnv_p): Declare.
18476 (tree_unary_nonnegative_warnv_p): Declare.
18477 (tree_binary_nonnegative_warnv_p): Declare.
18478 (tree_single_nonnegative_warnv_p): Declare.
18479 (tree_invalid_nonnegative_warnv_p): Declare.
18481 2008-03-28 Richard Guenther <rguenther@suse.de>
18483 PR tree-optimization/30317
18484 PR tree-optimization/30911
18485 PR tree-optimization/34793
18486 * tree-vrp.c (set_and_canonicalize_value_range): New function.
18487 (struct assert_locus_d): New member EXPR.
18488 (register_new_assert_for): Add EXPR parameter to support
18489 ASSERT_EXPR <name, expr OP limit>.
18490 (register_edge_assert_for_1): Adjust callers.
18491 (find_assert_locations): Likewise.
18492 (process_assert_insertions_for): Build condition from expression.
18493 (extract_range_from_assert): Handle ASSERT_EXPRs
18494 of the form ASSERT_EXPR <name, expr OP limit>.
18495 (register_edge_assert_for_2): New helper registering
18496 asserts for comparisons. Recognize range tests of the form
18497 (unsigned)i - CST1 OP CST2.
18498 (register_edge_assert_for_1): Use it.
18499 (register_edge_assert_for): Likewise.
18500 (needs_overflow_infinity): Integer sub-types
18501 do not need overflow infinities.
18502 (vrp_val_is_max): The extreme values of integer sub-types
18503 are those of the base type.
18504 (vrp_val_is_min): Likewise.
18505 * tree.def (ASSERT_EXPR): Document extra allowed conditional
18508 2008-03-28 Nick Clifton <nickc@redhat.com>
18511 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
18512 Return GENERAL_REGS for stack adjustment reloads.
18514 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18517 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
18518 const_vector when all the vectors are constant.
18520 2008-03-27 Bob Wilson <bob.wilson@acm.org>
18522 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
18524 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
18525 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
18527 (s<code>_sf): Use new scc_sf attribute for opcode names.
18529 2008-03-27 Tom Tromey <tromey@redhat.com>
18531 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
18532 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
18533 config/spu/t-spu-elf, config/i386/t-interix,
18534 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
18535 config/i386/x-darwin, config/i386/x-mingw32,
18536 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
18537 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
18538 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
18539 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
18540 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
18541 config/rs6000/x-darwin, config/rs6000/t-rs6000,
18542 config/score/t-score-elf, config/arm/t-strongarm-pe,
18543 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
18544 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
18545 Revert automatic dependency patch.
18547 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
18550 * config/i386/i386.c (ix86_function_arg_boundary): Align
18551 decimal floating point to its natural boundary.
18553 2008-03-27 Richard Guenther <rguenther@suse.de>
18555 PR middle-end/35716
18556 * fold-const.c (fold_comparison): Restrict distinct decl
18557 comparison folding to VAR_DECLs and PARM_DECLs. Do not
18558 solely rely on operand_equal_p.
18560 2008-03-27 Richard Guenther <rguenther@suse.de>
18563 * c-common.c (handle_weak_attribute): Reject combination of
18566 2008-03-27 Richard Guenther <rguenther@suse.de>
18568 PR tree-optimization/32810
18569 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
18570 conversions from DECL_INITIAL.
18571 (fold_const_aggregate_ref): Likewise from constructor elements.
18573 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
18575 * tree-affine.h (aff_combination_expand): Declare.
18576 (get_inner_reference_aff): Likewise.
18577 * tree-affine.c (aff_combination_expand): Split out from
18578 tree_to_aff_combination_expand.
18579 (get_inner_reference_aff): New function.
18580 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
18581 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
18582 (struct lim_aux_data): sm_done field removed.
18583 (mem_ref_loc_p, mem_ref_locs_p): New types.
18584 (struct mem_ref): Added id, stored, accesses_in_loop,
18585 indep_loop, dep_loop, indep_ref, dep_ref fields.
18586 Removed is_stored, locs and next fields.
18587 (memory_accesses): New variable.
18588 (movement_possibility): Do not allow moving statements
18589 that store to memory.
18590 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
18592 (determine_max_movement): For statements with memory references,
18593 find the outermost loop in that the reference is independent.
18594 (move_computations_stmt): Mark the virtual operands for renaming.
18595 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
18596 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
18597 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
18598 add_vop_ref_mapping, create_vop_ref_mapping_loop,
18599 create_vop_ref_mapping, analyze_memory_references,
18600 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
18601 get_all_locs_in_loop, ref_always_accessed_p,
18602 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
18603 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
18604 store_motion_loop, store_motion): New functions.
18605 (struct vop_to_refs_elt): New type.
18606 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
18607 memref_hash, memref_eq, hoist_memory_references): Rewritten.
18608 (schedule_sm): Replaced by...
18609 (execute_sm): ... this.
18610 (determine_lsm_ref, hoist_memory_references,
18611 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
18612 find_more_ref_vops, free_mem_ref, free_mem_refs,
18613 determine_lsm_loop, determine_lsm): Removed.
18614 (tree_ssa_lim_finalize): Free data structures used by store motion.
18615 (tree_ssa_lim): Call analyze_memory_references. Use
18616 store_motion instead of determine_lsm.
18618 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18620 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
18621 rename tmake_file to m68hc11/t-m68hc11.
18622 (mcore): Set inhibit_libc to true.
18623 * config.host (alpha*-dec-*vms*): Set extra_programs.
18624 (interix3*): Don't use host_xmake_file.
18625 * configure.ac: Let config.gcc override inhibit_libc.
18626 * configure: Regenerate.
18628 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
18629 * config/t-openbsd-thread: Remove commented out lines.
18631 * config/x-interix: Remove.
18633 * config/m68hc11/t-m68hc11-gas: Rename to...
18634 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
18636 * config/mcore/t-mcore: Remove T_CFLAGS.
18637 * config/mcore/t-mcore-pe: Likewise.
18639 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18641 * configure.ac: Replace custom __GNU_SOURCE test with
18642 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
18643 * aclocal.m4: Regenerate.
18644 * configure: Regenerate.
18645 * config.in: Regenerate.
18647 2008-03-27 Richard Guenther <rguenther@suse.de>
18649 * fold-const.c (target.h): Include.
18650 (fold_comparison): Fold comparison of addresses of decls
18651 that bind locally or of constants. Consolidate address folding code.
18652 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
18653 results from fold_binary_to_constant.
18654 (compare_values_warnv): Likewise.
18656 2008-03-27 Andrew Pinski <pinskia@gmail.com>
18658 PR middle-end/35429
18659 * fold-const.c (fold_truthop): Check for integeral types when folding
18660 a == 0 && b == 0 and a != 0 || b != 0 .
18662 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
18664 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
18666 2008-03-26 Andreas Schwab <schwab@suse.de>
18668 * doc/invoke.texi: Fix use of @item vs. @itemx.
18670 2008-03-26 Tom Tromey <tromey@redhat.com>
18672 * Makefile.in (build/gensupport.o, build/print-rtl.o,
18673 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
18674 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
18675 build/gencodes.o, build/genconditions.o, build/genconfig.o,
18676 build/genconstants.o, build/genemit.o, build/genextract.o,
18677 build/genflags.o, build/genmddeps.o, build/genopinit.o,
18678 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
18681 2008-03-26 Richard Guenther <rguenther@suse.de>
18684 2008-03-26 Richard Guenther <rguenther@suse.de>
18686 * fold-const.c (target.h): Include.
18687 (fold_comparison): Fold comparison of addresses of two decls
18688 that bind locally. Consolidate address folding code.
18690 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18692 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
18693 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
18694 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
18695 dconstsqrt2, dconstthird, dconste and/or dconst10.
18696 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
18697 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
18698 dconstsqrt2, dconste): Delete.
18699 (init_emit_once): Likewise. Simplify initializing dconstm1.
18701 * real.c (get_real_const): New.
18702 * real.h (dconst3, dconst10, dconstm2, dconstthird,
18703 dconstsqrt2, dconste): Delete.
18704 (real_value_const, get_real_const): New.
18706 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
18708 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
18710 * config/i386/i386.c (ix86_function_arg_boundary): Check
18711 BIGGEST_ALIGNMENT instead of 128.
18712 (setup_incoming_varargs_64): Likewise.
18714 2008-03-26 Tom Tromey <tromey@redhat.com>
18716 * Makefile.in (DEPFILES): Add missing '/'.
18718 2008-03-26 Richard Guenther <rguenther@suse.de>
18720 * fold-const.c (target.h): Include.
18721 (fold_comparison): Fold comparison of addresses of two decls
18722 that bind locally. Consolidate address folding code.
18724 2008-03-26 Nick Clifton <nickc@redhat.com>
18727 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
18728 not allow INT+INT as a legitimate addressing mode.
18730 2008-03-26 Richard Guenther <rguenther@suse.de>
18732 * tree-flow.h (widen_bitfield): Remove declaration.
18733 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
18734 (widen_bitfield): Remove function.
18735 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
18738 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18741 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
18744 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
18746 PR rtl-optimization/35232
18747 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
18748 (forget_old_reloads_1, forget_marked_reloads): Don't clear
18749 reg_reloaded_call_part_clobbered here.
18750 (reload_regs_reach_end_p): New function.
18751 (reload_reg_rtx_for_input): New variable.
18752 (reload_reg_rtx_for_output): Likewise.
18753 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
18754 when reassigning a pseudo register. Load reloadreg from
18755 reload_reg_rtx_for_input, moving the mode and register
18757 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
18758 instead of the original when deciding whether an input reload
18759 would be a no-op or whether an output reload can be deleted.
18760 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
18761 when setting up new_spill_reg_store. Load it from
18762 reload_reg_rtx_for_output, moving the mode and register
18764 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
18765 instead of the original when deciding whether an output reload
18766 would be a no-op. Do the same when modifying insn notes.
18767 Use rtx_equal_p instead of == to compare the registers.
18768 (inherit_piecemeal_p): Take a mode and two register numbers
18770 (emit_reload_insns): Clear new_spill_reg_store for every hard
18771 register in the reload register. Remove spill registers
18772 from reg_reloaded_valid before considering whether to record
18773 inheritance information for them. Use reload_reg_rtx_for_output
18774 instead of reg_rtx when recording output reloads. Use
18775 reload_reg_rtx_for_input instead of reg_rtx when recording
18776 input reloads. Set or clear reg_reloaded_call_part_clobbered
18777 at the same time as setting reg_reloaded_valid.
18778 (delete_output_reload): Add a new_reload_reg parameter and use it
18779 instead of rld[j].reg_rtx.
18780 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
18783 2008-03-25 Tom Tromey <tromey@redhat.com>
18785 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
18786 (build/genattr.o): Likewise.
18787 (build/genattrtab.o): Likewise.
18788 (build/gencodes.o): Likewise.
18789 (build/genconfig.o): Likewise.
18790 (build/genconstants.o): Likewise.
18791 (build/genemit.o): Likewise.
18792 (build/genextract.o): Likewise.
18793 (build/genflags.o): Likewise.
18795 2008-03-25 Bob Wilson <bob.wilson@acm.org>
18797 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
18798 instead of size_int for integer types.
18799 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
18800 to match type of MINUS_EXPR.
18802 2008-03-25 Tom Tromey <tromey@redhat.com>
18804 * configure: Rebuilt.
18805 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
18808 2008-03-25 Tom Tromey <tromey@redhat.com>
18810 * config/x-solaris (host-solaris.o): Update.
18811 * config/x-linux (host-linux.o): Update.
18812 * config/x-hpux (host-hpux.o): Update.
18813 * config/x-darwin (host-darwin.o): Update.
18814 * config/v850/t-v850e (v850-c.o): Update.
18815 * config/v850/t-v850 (v850-c.o): Update.
18816 * config/t-vxworks (vxworks.o): Update.
18817 * config/t-sol2 (sol2-c.o, sol2.o): Update.
18818 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
18819 * config/spu/t-spu-elf (spu-c.o): Update.
18821 * config/sh/t-symbian (sh-c.o): Update.
18822 (symbian.o): Update.
18823 * config/sh/t-sh (sh-c.o): Update.
18824 * config/score/t-score-elf (score7.o, score3.o): Update.
18825 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
18826 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
18827 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
18828 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
18829 (rs6000.o): Remove.
18830 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18831 * config/m32c/t-m32c (m32c-pragma.o): Update.
18832 * config/ia64/t-ia64 (ia64-c.o): Update.
18833 * config/i386/x-mingw32 (host-mingw32.o): Update.
18834 * config/i386/x-i386 (driver-i386.o): Update.
18835 * config/i386/x-darwin (host-i386-darwin.o): Update.
18836 * config/i386/x-cygwin (host-cygwin.o): Update.
18837 * config/i386/t-nwld (nwld.o): Update.
18838 * config/i386/t-netware (netware.o): Update.
18839 * config/i386/t-interix (winnt.o): Update.
18840 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
18841 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
18842 msformat-c.o): Update.
18843 * config/bfin/t-bfin-linux (generated_files): Add
18844 linux-sysroot-suffix.h.
18845 * config/arm/t-wince-pe (pe.o): Update.
18846 * config/arm/t-strongarm-pe (pe.o): Update.
18847 * config/arm/t-pe (pe.o): Update.
18848 * config/arm/t-arm (arm-c.o): Update.
18849 * doc/install.texi (Prerequisites): Require make 3.80.
18850 * Makefile.in: Remove .o targets.
18851 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
18852 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
18853 (simple_generated_h, simple_generated_c): Move earlier.
18854 (generated_files): New variable.
18855 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
18856 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
18857 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
18858 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
18859 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
18860 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
18861 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
18862 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
18863 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
18864 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
18865 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
18866 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
18868 (COMPILE.base, COMPILE): New variables.
18869 (%.o): New pattern rule.
18870 (ALL_HOST_OBJS): New variable.
18871 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
18872 (dummy-checksum.o, cc1-checksum.o): Remove.
18873 (DRIVER_SHLIB): New variable.
18874 (DRIVER_DEFINES): Use it.
18875 (gencondmd.c): Move out of build/.
18876 (s-conditions): Update.
18877 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
18878 (ALL_BUILD_OBJS): Likewise.
18879 (build/%.o): Use BUILDCOMPILE.
18880 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
18881 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
18882 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
18883 build/gencheck.o, build/gencodes.o, build/genconditions.o,
18884 build/genconfig.o, build/genconstants.o, build/genemit.o,
18885 build/genextract.o, build/genflags.o, build/genmddeps.o,
18886 build/genopinit.o, build/genoutput.o, build/genpeep.o,
18887 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
18888 build/gen-protos.o, build/scan.o, build/fix-header.o,
18889 build/scan-decls.o): Simplify.
18890 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
18891 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
18892 prefix.o, toplev.o): Reduce to variable setting.
18893 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
18894 ($(out_object_file), gcc-options.o): New targets.
18895 ($(ALL_HOST_OBJS)): New target. Include dependency files.
18896 * configure: Rebuilt.
18897 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
18898 * doc/sourcebuild.texi (Front End Directory): Document new variable.
18900 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
18902 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
18903 complain when we hit an error, return ERROR_MARK_NODE.
18905 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18907 * config/sh/constraints.md (Pso, Psz): New constraints.
18908 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
18909 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
18911 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18913 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
18914 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
18916 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18918 * config/sh/sh.md (prefetch): Add condition for SH2A target.
18919 (prefetch_sh2a): New.
18921 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18922 Naveen.H.S <naveen.hs@kpitcummins.com>
18924 * config/sh/constraints.md (I28): New constraint.
18925 * config/sh/sh.c (broken_move): Add support for movi20s.
18926 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
18928 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
18929 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18930 Naveen.H.S <naveen.hs@kpitcummins.com>
18932 * config/sh/sh.c (SH_ATTRIBUTES): Define.
18933 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18934 (print_operand): Handle resbank in %@ operand code.
18935 (sh_encode_section_info): New.
18936 (push_regs): Add conditions for resbank.
18937 (sh_expand_epilogue): Likewise.
18938 (sh_insert_attributes): Likewise.
18939 (sh_attribute_table): Likewise.
18940 (sh_handle_resbank_handler_attribute): New.
18941 (sh2a_handle_function_vector_handler_attribute): New.
18942 (sh2a_is_function_vector_call): New.
18943 (sh2a_get_function_vector_number): New.
18944 (sh2a_function_vector_p): New.
18945 (sh_cfun_resbank_handler_p): New.
18946 * config/sh/sh.md (calli): Emit jsr/n if possible.
18947 (calli_tbr_rel): New.
18948 (calli_pcrel): Emit jsr/n if possible.
18949 (return_i): Emit rts/n if possible.
18950 (call_valuei_tbr_rel): New.
18951 (call_valuei_pcrel): Add condition for SH2A target.
18952 (call_value): Likewise.
18953 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
18954 (sh2a_get_function_vector_number): Likewise.
18955 (sh2a_is_function_vector_call): Likewise.
18956 * doc/extend.texi: Document TBR relative addressing of SH2A.
18957 (resbank): Add description for SH2A.
18959 2008-03-24 Richard Guenther <rguenther@suse.de>
18962 * gimplify.c (gimplify_modify_expr): For frontend type-correct
18963 pointer assignments change conversions according to middle-end rules.
18964 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
18965 * configure.ac: Include type checking in yes.
18966 * configure: Regenerate.
18968 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18970 * diagnostic.c (diagnostic_count_diagnostic): Delete.
18971 (diagnostic_report_diagnostic): Update. Handle ICEs here.
18973 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
18975 * gthr-vxworks.h (UNUSED): Define.
18977 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
18979 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
18981 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
18983 * doc/extend.texi (Function Attributes): Add missing comma in the
18984 example of the "alloc_size" attribute.
18986 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
18989 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18991 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18994 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18997 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18998 of the underlying type of a MS bitfield layout to the natural
18999 alignment of the type.
19001 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19003 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19004 to their natural alignment to avoid store forwarding stalls.
19006 2008-03-22 Richard Guenther <rguenther@suse.de>
19008 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19009 For PHI nodes verify the address is invariant.
19010 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19011 (get_symbol_constant_value): Use is_gimple_min_invariant.
19012 (maybe_fold_stmt_indirect): Likewise.
19014 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19016 PR rtl-optimization/33927
19017 * Makefile.in (dse.o): Depend on $(TM_P_H).
19018 * expr.h (extract_low_bits): Declare.
19019 * expmed.c (extract_low_bits): New function.
19020 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19021 * dse.c: Include tm_p.h.
19022 (find_shift_sequence): Remove the read_reg argument and return the
19023 read value. Emit the instructions instead of returning them.
19024 Iterate on new_mode rather than calculating it each time.
19025 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19026 source to NEW_MODE and extract_low_bits to convert the shifted
19027 value to READ_MODE.
19028 (replace_read): Allow the load and store to have different mode
19029 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19030 or extraction instructions before trying the replacement. Update
19031 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19033 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19035 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19036 to their natural alignment to avoid store forwarding stalls.
19038 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19041 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19042 encouraging but not allowing gprs for input;
19043 change the input constraint to !f#r.
19044 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19046 change the output constraint to !f#r.
19048 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19051 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19052 corresponding post-reload splitters.
19053 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19054 when x87 FP math is selected.
19055 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19056 New function prototype.
19057 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19058 unreachable function to ease macroization of insn patterns.
19060 2008-03-21 Martin Jambor <mjambor@suse.cz>
19062 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19063 reference dumps if ddr is NULL or dependence is unknown.
19065 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19067 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19068 unsigned extension into account.
19069 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19070 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19071 Do computations on a scratch register.
19073 2008-03-21 Richard Guenther <rguenther@suse.de>
19075 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19076 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19077 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19078 * tree-ssa-dom.c (record_equality): Likewise.
19079 * tree-inline.c (copy_body_r): Likewise.
19080 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19083 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19085 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19086 as 'delete_unused' argument.
19088 2008-03-20 Richard Guenther <rguenther@suse.de>
19090 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19091 special casing of constant qualifiers.
19092 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19093 care about them in general.
19094 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19095 regardless of their type.
19096 (fold_stmt_r): Forcefully fold *& if we end up with that.
19098 2008-03-20 Paul Brook <paul@codesourcery.com>
19100 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19101 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19103 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19105 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19106 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19108 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19110 * common.opt (Wmudflap): New option.
19111 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19112 (mx_register_decls): Likewise.
19113 (mudflap_finish_file): Likewise.
19114 * doc/invoke.texi: Document -Wno-mudflap.
19116 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19118 * c-format.c (replace_format_name_to_system_name): New.
19119 (cmp_attribs): New.
19120 (convert_format_name_to_system_name): New.
19121 (decode_format_attr): Add use of convert_format_name_to_system_name.
19122 (format_types_orig): Add gnu_ prefix to names.
19123 (check_format_info_main): Special treating of \0 escaped names for
19124 supporting multi-character format specifiers as I32, I64.
19125 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19126 (gnu_target_overrides_format_attributes): New.
19127 * c-format.h: Add structure target_ovr_attr to hold
19128 system specific formatter names.
19129 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19130 msformat-c.o file to c_target_objs and cxx_target_objs.
19131 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19132 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19133 (TARGET_N_FORMAT_TYPES): New.
19134 * config/i386/msformat-c.c: New.
19135 * config/i386/t-cygming: Add build rule for msformat-c.o.
19136 * doc/extend.texi: Add new format names gnu_* and ms_* and
19138 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19140 2008-03-20 Ira Rosen <irar@il.ibm.com>
19142 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19143 optimizations turned on under -O3.
19144 (ftree-vectorize): Add that the flag is turned on with -O3.
19146 2008-03-20 Ben Elliston <bje@au.ibm.com>
19148 * regmove.c (try_auto_increment): Fix spelling error in comment.
19149 * final.c (final_scan_insn): Likewise.
19151 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19154 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
19155 allocator preferences for "y" and "r" class registers.
19156 ("*mov<mode>_internal"): Ditto.
19157 ("*movv2sf_internal_rex64"): Ditto.
19158 ("*movv2sf_internal"): Ditto.
19160 2008-03-19 Michael Matz <matz@suse.de>
19162 PR middle-end/35616
19163 * calls.c (expand_call): Check overlap of arguments with call
19164 address for sibcalls.
19166 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19169 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19170 of the underlying type of a MS bitfield layout to the natural
19171 alignment of the type.
19173 2008-03-19 Jan Hubicka <jh@suse.cz>
19176 * toplev.c (decode_d_option): Handle all CPP flags.
19177 * tree-vrp.c: Update tree_pass descriptors.
19178 * regrename.c: Update tree_pass descriptors.
19179 * fwprop.c: Update tree_pass descriptors.
19180 * doc/invoke.texi: Remove documentation of dropped -d? flags.
19181 * tree-into-ssa.c: Update tree_pass descriptors.
19182 * tree-dump.c: Update tree_pass descriptors.
19183 * tree-complex.c: Update tree_pass descriptors.
19184 * tree-dump.h: Update tree_pass descriptors.
19185 * see.c: Update tree_pass descriptors.
19186 * cgraphbuild.c: Update tree_pass descriptors.
19187 * tracer.c: Update tree_pass descriptors.
19188 * tree-loop-distribution.c: Update tree_pass descriptors.
19189 * cgraph.c: Update tree_pass descriptors.
19190 * postreload-gcse.c: Update tree_pass descriptors.
19191 * postreload.c: Update tree_pass descriptors.
19192 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
19193 * tree-tailcall.c: Update tree_pass descriptors.
19194 * tree-pass.h (tree_opt_pass): Rename to ...
19195 (opt_pass) ... this one; add "type" field and remove letter field.
19196 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
19197 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
19198 all_lowering_passes): Update declaration.
19199 * ipa-cp.c: Update tree_pass descriptors.
19200 * final.c: Update tree_pass descriptors.
19201 * omp-low.c: Update tree_pass descriptors.
19202 * tree-ssa-dse.c: Update tree_pass descriptors.
19203 * ipa-reference.c: Update tree_pass descriptors.
19204 * tree-ssa-uncprop.c: Update tree_pass descriptors.
19205 * auto-inc-dec.c: Update tree_pass descriptors.
19206 * reorg.c: Update tree_pass descriptors.
19207 * cgraphunit.c: Update tree_pass descriptors.
19208 * tree-ssa-copyrename.c: Update tree_pass descriptors.
19209 * tree-ssa-ccp.c: Update tree_pass descriptors.
19210 * df-core.c: Update tree_pass descriptors.
19211 * mode-switching.c: Update tree_pass descriptors.
19212 * tree-nomudflap.c: Update tree_pass descriptors.
19213 * modulo-sched.c: Update tree_pass descriptors.
19214 * ipa-pure-const.c: Update tree_pass descriptors.
19215 * cse.c: Update tree_pass descriptors.
19216 * web.c: Update tree_pass descriptors.
19217 * tree-stdarg.c: Update tree_pass descriptors.
19218 * tree-ssa-math-opts.c: Update tree_pass descriptors.
19219 * tree-ssa-dom.c: Update tree_pass descriptors.
19220 * tree-nrv.c: Update tree_pass descriptors.
19221 * tree-ssa-alias.c: Update tree_pass descriptors.
19222 * loop-init.c: Update tree_pass descriptors.
19223 * gimple-low.c: Update tree_pass descriptors.
19224 * ipa-inline.c: Update tree_pass descriptors.
19225 * tree-ssa-sink.c: Update tree_pass descriptors.
19226 * global.c: Update tree_pass descriptors.
19227 * ifcvt.c: Update tree_pass descriptors.
19228 * jump.c: Update tree_pass descriptors.
19229 * predict.c: Update tree_pass descriptors.
19230 * tree-ssa-loop.c: Update tree_pass descriptors.
19231 * recog.c: Update tree_pass descriptors.
19232 * dse.c: Update tree_pass descriptors.
19233 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
19234 * tree-eh.c: Update tree_pass descriptors.
19235 * regmove.c: Update tree_pass descriptors.
19237 * function.c: Update tree_pass descriptors.
19238 * tree-vectorizer.c: Update tree_pass descriptors.
19239 * gcse.c: Update tree_pass descriptors.
19240 * ipa-type-escape.c: Update tree_pass descriptors.
19241 * tree-if-conv.c: Update tree_pass descriptors.
19242 * init-regs.c: Update tree_pass descriptors.
19243 * ipa.c: Update tree_pass descriptors.
19244 * tree-ssa-phiopt.c: Update tree_pass descriptors.
19245 * rtl-factoring.c: Update tree_pass descriptors.
19246 * lower-subreg.c: Update tree_pass descriptors.
19247 * bt-load.c: Update tree_pass descriptors.
19248 * tree-dfa.c: Update tree_pass descriptors.
19249 * except.c: Update tree_pass descriptors.
19250 * emit-rtl.c: Update tree_pass descriptors.
19251 * cfgexpand.c: Update tree_pass descriptors.
19252 * tree-cfgcleanup.c: Update tree_pass descriptors.
19253 * cfgcleanup.c: Update tree_pass descriptors.
19254 * tree-ssa-pre.c: Update tree_pass descriptors.
19255 * tree-sra.c: Update tree_pass descriptors.
19256 * tree-mudflap.c: Update tree_pass descriptors.
19257 * tree-ssa-copy.c: Update tree_pass descriptors.
19258 * cfglayout.c: Update tree_pass descriptors.
19259 * tree-ssa-forwprop.c: Update tree_pass descriptors.
19260 * tree-ssa-dce.c: Update tree_pass descriptors.
19261 * tree-ssa.c: Update tree_pass descriptors.
19262 * regclass.c: Update tree_pass descriptors.
19263 * integrate.c: Update tree_pass descriptors.
19264 * tree-optimize.c: Update tree_pass descriptors.
19265 * tree-ssa-phiprop.c: Update tree_pass descriptors.
19266 * tree-object-size.c: Update tree_pass descriptors.
19267 * combine.c: Update tree_pass descriptors.
19268 * tree-outof-ssa.c: Update tree_pass descriptors.
19269 * bb-reorder.c: Update tree_pass descriptors.
19270 * stack-ptr-mod.c: Update tree_pass descriptors.
19271 * var-tracking.c: Update tree_pass descriptors.
19272 * tree-profile.c: Update tree_pass descriptors.
19273 * tree-vect-generic.c: Update tree_pass descriptors.
19274 * reg-stack.c: Update tree_pass descriptors.
19275 * sched-rgn.c: Update tree_pass descriptors.
19276 * tree-ssa-structalias.c: Update tree_pass descriptors.
19277 * tree-cfg.c: Update tree_pass descriptors.
19278 * passes.c (current_pass): Update declaration.
19279 (finish_optimization_passes): Update.
19280 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
19281 (register_one_dump_file, register_dump_files_1, next_pass_1):
19283 (init_optimization_passes): Update handling of new types.
19284 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
19285 * ipa-struct-reorg.c: Update tree_pass descriptors.
19286 * tree-ssa-reassoc.c: Update tree_pass descriptors.
19287 * combine-stack-adj.c: Update tree_pass descriptors.
19288 * cfgrtl.c: Update tree_pass descriptors.
19289 * dce.c: Update tree_pass descriptors.
19290 * tree-ssanames.c: Update tree_pass descriptors.
19292 2008-03-19 Richard Guenther <rguenther@suse.de>
19294 PR middle-end/35609
19295 * tree-ssa.c (walk_data): New structure.
19296 (warn_uninitialized_var): If not always_executed warn with "maybe"
19298 (execute_early_warn_uninitialized): Compute post-dominators.
19299 Initialize always_executed before processing each basic block.
19301 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
19304 * config/i386/i386.c (x86_this_parameter): Calculate correct location
19305 of "this" pointer when "regparm = N" or "fastcall" is in effect.
19307 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19309 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
19311 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
19313 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
19315 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
19316 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
19317 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
19318 target after ignore has been set, and move there also the commputation
19319 of subtarget and original_target.
19320 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
19321 (LANG_HOOKS_INITIALIZER): Remove it.
19322 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
19324 2008-03-18 Richard Guenther <rguenther@suse.de>
19326 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
19327 found an expression with constants, note that in the VN for the lhs.
19328 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
19329 fold them to constants if possible. Run cleanup_cfg if done so.
19330 (execute_pre): Return todo.
19331 (do_pre): Likewise.
19332 (execute_fre): Likewise.
19333 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
19335 (get_prop_source_stmt): Look through pointer conversions.
19337 2008-03-18 Jan Hubicka <jh@suse.cz>
19339 * tree-pretty-print.c: Include predict.h.
19340 (dump_generic_node): Dump predictor.
19341 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
19342 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
19343 * gimple-low.c (lower_stmt): Likewise.
19344 * expr.c (expand_expr_real): Likewise.
19345 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
19347 (build_predict_expr, build_predict_expr): New.
19348 * predict.h (predictor_name, build_predict_expr): Update.
19349 * c-typeck.c (c_finish_bc_stmt): Add prediction.
19350 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
19351 * predict.def (PRED_CONTINUE): Update hitrate.
19352 * tree.def (PREDICT_EXPR): Define.
19353 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
19354 do not handle BIND_EXPR.
19355 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
19356 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
19357 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
19360 2008-03-18 Michael Matz <matz@suse.de>
19362 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
19364 2008-03-18 Richard Guenther <rguenther@suse.de>
19366 * tree-gimple.h (is_gimple_invariant_address): Declare.
19367 (is_gimple_constant): Likewise.
19368 * tree-gimple.c (is_gimple_constant): New function.
19369 (is_gimple_invariant_address): Likewise.
19370 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
19371 and is_gimple_invariant_address.
19372 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
19374 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
19375 an addressable base.
19377 2008-03-18 Jakub Jelinek <jakub@redhat.com>
19379 PR middle-end/35611
19380 * gimplify.c (gimplify_expr): Gimplify second operand of
19383 2008-03-17 Richard Guenther <rguenther@suse.de>
19385 PR tree-optimization/19637
19386 * fold-const.c (fold_unary): Remove restrictions of removing
19387 intermediate pointer-conversions (P2)(P1)P0.
19388 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
19389 conversion to void pointer.
19390 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
19392 2008-03-16 James E. Wilson <wilson@tuliptree.org>
19395 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
19396 emulated thread local variables.
19398 2008-03-16 Richard Guenther <rguenther@suse.de>
19400 PR middle-end/35607
19401 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
19402 expand TREE_INVARIANT operations that are not gimple invariant.
19404 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
19406 * doc/extend.texi (Alignment): Say that the ABI controls
19407 the __alignof__ for non-strict-alignment targets rather
19408 than being a recommendation.
19410 2008-03-15 Paul Brook <paul@codesourcery.com>
19412 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
19414 (arm_output_fn_unwind): Mark functions that can not be unwound.
19416 2008-03-15 Paul Brook <paul@codesourcery.com>
19418 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
19419 extension instructions.
19421 2008-03-15 Richard Guenther <rguenther@suse.de>
19423 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
19424 and fold constant aggregate refs.
19425 (fold_const_aggregate_ref): Handle string constants
19426 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
19427 (evaluate_stmt): Simplify now that ccp_fold folds constant
19430 2008-03-15 Paul Brook <paul@codesourcery.com>
19432 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
19433 (extzv): Use gen_extzv_t2.
19434 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
19436 2008-03-15 Richard Guenther <rguenther@suse.de>
19438 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
19439 (fold_const_aggregate_ref): Likewise.
19440 (get_value): Return NULL if we don't have any values.
19441 (ccp_finalize): Set const_val to NULL after freeing it.
19442 * tree-flow.h (get_symbol_constant_value): Declare.
19443 (fold_const_aggregate_ref): Likewise.
19444 * tree-ssa-sccvn.c (try_to_simplify): Use them.
19446 2008-03-15 Richard Guenther <rguenther@suse.de>
19448 PR middle-end/35593
19449 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
19450 to not produce negative array indices if not allowed. Add
19451 parameter to indicate that.
19452 (maybe_fold_offset_to_component_ref): Allow negative array
19453 indices only for the first member of a structure.
19454 (maybe_fold_offset_to_reference): Allow negative array indices.
19455 (maybe_fold_stmt_addition): Likewise.
19457 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
19458 Anatoly Sokolov <aesok@post.ru>
19460 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
19461 (avr_arch): Add ARCH_AVR6.
19462 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
19463 (initial_elimination_offset): Initialize and use 'avr_pc_size'
19464 instead of fixed value 2.
19465 (print_operand_address): Use gs() asm specifier instead of pm().
19466 (avr_assemble_integer): (Ditto.).
19467 (avr_output_addr_vec_elt): (Ditto.).
19468 (print_operand): Handle "!" code.
19469 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
19470 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
19471 (AVR_HAVE_EIJMP_EICALL): Define.
19472 (AVR_3_BYTE_PC): Redefine.
19473 (AVR_2_BYTE_PC): (Ditto.).
19474 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
19475 (LINK_SPEC): Add atmega2560 and atmega2561.
19476 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
19478 * config/avr/avr.md (call_insn): Use eicall instead of icall
19479 for 3 byte PC devices.
19480 (call_value_insn): (Ditto.).
19481 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
19482 (indirect_jump): Use only for for 2 byte PC devices.
19483 (*tablejump): (Ditto.).
19484 (*indirect_jump_avr6): Add insn.
19485 (*tablejump_rjmp): Don't use for 3 byte PC devices.
19486 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
19487 instead of ijmp for 3 byte PC devices.
19488 (__tablejump2__): (Ditto.).
19489 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
19490 (MULITLIB_DIRNAMES): (Ditto.).
19491 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
19493 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
19495 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
19496 "sse2_umulsidi3". Use V1DI mode for operand 0.
19497 ("mmx_psadbw"): Use V1DI mode for operand 0.
19498 * config/i386/i386-modes.def (V1SI): New vector mode.
19499 * config/i386/i386.c (struct builtin_description)
19500 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
19501 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
19502 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
19503 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
19504 v1di_ftype_v8qi_v8qi type.
19505 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
19507 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
19508 __builtin_ia32_pmuludq]: Fix the mode of return value.
19510 2008-03-15 Richard Guenther <rguenther@suse.de>
19512 PR middle-end/35595
19513 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
19516 2008-03-14 Bob Wilson <bob.wilson@acm.org>
19518 * doc/invoke.texi (Option Summary, Xtensa Options): Document
19519 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
19520 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
19521 unless TARGET_SERIALIZE_VOLATILE is enabled.
19522 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
19523 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
19524 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
19526 2008-03-14 Richard Guenther <rguenther@suse.de>
19528 PR tree-optimization/34172
19529 * tree-flow.h (refs_may_alias_p): Declare.
19530 (get_single_def_stmt): Likewise.
19531 (get_single_def_stmt_from_phi): Likewise.
19532 (get_single_def_stmt_with_phi): Likewise.
19533 * tree-dfa.c (refs_may_alias_p): New function.
19534 (get_single_def_stmt): Likewise.
19535 (get_single_def_stmt_from_phi): Likewise.
19536 (get_single_def_stmt_with_phi): Likewise.
19537 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
19538 (vn_reference_lookup_1): New helper function.
19539 (vn_reference_lookup): Walk the virtual use-def chain to
19540 continue searching for a match if the def does not alias the
19541 reference we are looking for.
19543 2008-03-14 David Edelsohn <edelsohn@gnu.org>
19545 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
19546 archive and Perzl. Update The Written Word listing.
19548 2008-03-14 Richard Guenther <rguenther@suse.de>
19550 PR tree-optimization/34043
19551 PR tree-optimization/33989
19552 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
19554 (bitmap_find_leader): Use extra argument to verify dominance
19555 relationship inside a basic-block.
19556 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
19557 (find_leader_in_sets): Adjust.
19558 (create_component_ref_by_pieces): Take extra argument for
19559 dominance check, handle lookup failures.
19560 (find_or_generate_expression): Likewise.
19561 (create_expression_by_pieces): Likewise.
19562 (insert_into_preds_of_block): Adjust.
19563 (create_value_expr_from): If asked for, verify all operands
19564 are in the blocks AVAIL_OUT set.
19565 (make_values_for_stmt): Check for SSA_NAMEs that are life
19566 over an abnormal edge.
19567 (compute_avail): Remove such check.
19568 (do_SCCVN_insertion): New function.
19569 (eliminate): If we do not find a leader suitable for replacement
19570 insert a replacement expression from SCCVN if available.
19571 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
19572 (struct vn_ssa_aux): Add needs_insertion flag.
19573 * tree-ssa-sccvn.c (may_insert): New global flag.
19574 (copy_reference_ops_from_ref): Value-number union member access
19575 based on its size, not type and member if insertion is allowed.
19576 (visit_reference_op_load): For a weak match from union type
19577 punning lookup a view-converted value and insert a SSA_NAME
19578 for that value if that is not found.
19579 (visit_use): Make dumps shorter. Do not disallow value numbering
19580 SSA_NAMEs that are life over an abnormal edge to constants.
19581 (free_scc_vn): Release inserted SSA_NAMEs.
19582 (run_scc_vn): New flag to specify whether insertion is allowed.
19583 Process SSA_NAMEs in forward order.
19584 * tree-ssa-loop-im.c (for_each_index): Handle invariant
19585 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
19586 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
19587 pointer type to/from integral types that do not change the
19588 precision to regular conversions.
19590 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19592 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19593 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19594 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
19595 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
19596 input arguments and the mode of return value. Built-in functions
19597 that operate on whole 64-bit MMX register now use V1DI mode.
19599 2008-03-13 Alon Dayan <alond@il.ibm.com>
19600 Olga Golovanevsky <olga@il.ibm.com>
19602 PR tree-optimization/35041
19603 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
19604 to locate the right position in a statement.
19606 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19610 * config/i386/xmmintrin.h: Change all static inline functions to
19611 extern inline and add __gnu_inline__ attribute.
19612 * config/i386/bmintrin.h: Ditto.
19613 * config/i386/smmintrin.h: Ditto.
19614 * config/i386/tmmintrin.h: Ditto.
19615 * config/i386/mmintrin-common.h: Ditto.
19616 * config/i386/ammintrin.h: Ditto.
19617 * config/i386/emmintrin.h: Ditto.
19618 * config/i386/pmmintrin.h: Ditto.
19619 * config/i386/mmintrin.h: Ditto.
19620 * config/i386/mm3dnow.h: Ditto.
19622 2008-03-13 Jakub Jelinek <jakub@redhat.com>
19624 PR middle-end/35185
19625 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
19626 (lower_omp_2): New function.
19627 (lower_omp_1, lower_omp): Rewritten.
19629 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
19632 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
19633 with the phrase "Microsoft Windows compilers".
19634 (Push/Pop Macro Pragmas): New subsection. Document
19635 #pragma push_macro and pragma pop_macro.
19637 2008-03-12 Paul Brook <paul@codesourcery.com>
19639 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
19641 2008-03-12 Paul Brook <paul@codesourcery.com>
19643 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
19644 (thumb2_alusi3_short): Exclude PLUS and MINUS.
19645 (thumb2_addsi_shortim): Rename ...
19646 (thumb2_addsi_short): ... to this. Allow register operands.
19647 (thumb2_subsi_short): New pattern.
19648 (thumb2_one_cmplsi2_short,
19649 thumb2_negsi2_short): New patterns and peepholes.
19651 2008-03-12 Paul Brook <paul@codesourcery.com>
19653 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
19655 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
19657 * config/i386/i386.md (int_cond): New code iterator.
19659 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
19660 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
19661 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
19662 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
19663 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
19664 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
19665 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
19666 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
19668 2008-03-12 Paul Brook <paul@codesourcery.com>
19670 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
19671 instead of {arm,thumb}_compute_save_reg_mask.
19672 (output_return_instruction): Ditto.
19673 (thumb_unexpanded_epilogue): Ditto.
19674 (thumb1_expand_prologue): Ditto.
19675 (thumb1_output_function_prologue): Ditto.
19676 (arm_set_return_address): Ditto.
19677 (thumb_set_return_address): Ditto.
19678 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
19679 regs to achieve stack alignment.
19680 (thumb1_compute_save_reg_mask): Fix compiler warning.
19681 (arm_output_epilogue): Use offsets->saved_regs_mask.
19682 Adjust stack pointer by poping call clobered registers.
19683 (arm_expand_prologue): Use offsets->saved_regs_mask.
19684 Adjust stack pointer by pushing extra registers.
19685 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
19687 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
19690 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
19691 conversion to the operands of a multiplication.
19693 2008-03-12 Richard Guenther <rguenther@suse.de>
19695 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
19696 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
19697 * timevar.def (TV_TREE_PHIPROP): Add.
19698 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
19699 pass description. Use TV_TREE_PHIPROP.
19700 * tree-ssa-forwprop.c: Remove phiprop code.
19702 2008-03-12 Jakub Jelinek <jakub@redhat.com>
19704 PR middle-end/35549
19705 * omp-low.c (maybe_lookup_decl): Constify first argument.
19706 (use_pointer_for_field): Change last argument from bool to
19707 omp_context *. Disallow shared copy-in/out in nested
19708 parallel if decl is shared in outer parallel too.
19709 (build_outer_var_ref, scan_sharing_clauses,
19710 lower_rec_input_clauses, lower_copyprivate_clauses,
19711 lower_send_clauses, lower_send_shared_vars): Adjust callers.
19713 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
19714 Ira Rosen <irar@il.ibm.com>
19716 * tree-vectorizer.c (free_stmt_vec_info): New function.
19717 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
19718 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
19719 * tree-vectorizer.h (free_stmt_vec_info): Declare.
19720 * tree-vect-transform.c (vectorizable_conversion): Free
19721 vec_oprnds0 if it was allocated.
19722 (vect_permute_store_chain): Remove unused VECs.
19723 (vectorizable_store): Free VECs that are allocated in the..
19725 (vect_transform_strided_load, vectorizable_load): Likewise.
19726 (vect_remove_stores): Simplify the code.
19727 (vect_transform_loop): Move code to vect_remove_stores().
19728 Call vect_remove_stores() and free_stmt_vec_info().
19730 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19732 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
19733 TARGET_HPUX. Revise comment.
19734 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
19735 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
19736 Use sr4 variant of `be' instruction when not generating PIC code.
19737 (attr_length_call): Adjust for above change.
19739 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19741 * ipa-reference.c (static_execute): Remove module_statics_const and
19742 associated setting code.
19744 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19747 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
19748 predicate for operand 1.
19749 (paritysi2_cmp): Use register_operand predicate for operand 2.
19750 Use earlyclobber modifier for operand 1. Remove support for
19752 (paritydi2_cmp): Use register_operand predicate for operand 3.
19753 Use earlyclobber modifier for operand 1. Remove support for
19756 2008-03-11 Paul Brook <paul@codesourcery.com>
19757 Vladimir Prus <vladimir@codesourcery.com>
19759 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
19760 (arm_compute_save_reg0_reg12_mask): Always
19761 check if register 11 must be saved. Always safe hard frame pointer
19762 when frame_pointer_needeed.
19763 (arm_compute_save_reg_mask): Save IP and PC
19764 only with apcs frames.
19765 (arm_output_epilogue): Adjust Thumb2 codepath to
19766 be also invoked and work for ARM non-apcs frames.
19767 (arm_expand_prologue): Don't bother saving IP
19768 for non-apcs frame, since it's not clobbered by
19769 prologue code. Implement non-apcs frame
19772 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19774 PR rtl-optimization/35281
19775 * expr.c (convert_move): Use a new pseudo for the intermediate
19776 from_mode->word_mode result.
19778 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19780 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
19781 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
19782 * toplev.c (compile_file): Don't call it.
19784 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19786 PR middle-end/35526
19787 * expr.c (store_expr): Call emit_block_move if the mode
19788 of "temp" RTX is BLKmode.
19790 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19791 Richard Guenther <rguenther@suse.de>
19793 PR tree-optimization/31358
19794 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
19795 the step with a NULL_TREE.
19796 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
19797 to sizetype if type is a pointer type.
19798 (add_candidate_1): Don't convert the base and step to
19799 the generic type if the orginal type is a pointer type.
19800 (add_iv_value_candidates): Use sizetype for the step
19801 if type is a pointer type.
19802 (cand_value_at): Likewise.
19803 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
19805 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
19806 Don't convert the tem affine to the type.
19807 (add_elt_to_tree): Use sizetype for the step if a pointer.
19808 Use POINTER_PLUS_EXPR for pointers.
19809 (aff_combination_to_tree): Use sizetype for the step if a
19812 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
19814 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
19815 Remove commutativity hint.
19817 2008-03-10 Jakub Jelinek <jakub@redhat.com>
19821 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
19822 errorneous type. Check that v is a VAR_DECL.
19824 PR middle-end/35099
19825 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
19827 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
19829 PR tree-optimization/35494
19830 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
19831 may be overriden at link and run time.
19833 2008-03-10 Richard Guenther <rguenther@suse.de>
19835 PR tree-optimization/34677
19836 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
19837 (poolify_tree): Likewise.
19838 (modify_expr_template): Likewise.
19839 (poolify_modify_stmt): Likewise.
19840 (insert_fake_stores): Handle all component-ref style stores
19841 in addition to INDIRECT_REF. Also handle complex types.
19842 Do not poolify the inserted load.
19843 (realify_fake_stores): Do not rebuild the tree but only
19844 make it a SSA_NAME copy.
19845 (init_pre): Remove initialzation of modify_expr_template.
19846 Do not allocate modify_expr_node_pool.
19847 (fini_pre): Do not free modify_expr_node_pool.
19849 2008-03-10 Paul Brook <paul@codesourcery.com>
19851 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
19852 to avoid conflicts.
19854 2008-03-10 Paul Brook <paul@codesourcery.com>
19855 Mark Shinwell <shinwell@codesourcery.com>
19857 * config/arm/cortex-r4.md: New.
19858 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
19860 * config/arm/arm.md: Include cortex-r4.md.
19861 (insn): Add smmls, sdiv and udiv values.
19862 (generic_sched): Don't use generic scheduling for Cortex-R4.
19863 (arm_issue_rate): New function.
19864 (TARGET_SCHED_ISSUE_RATE): Define.
19866 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
19868 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
19870 2008-03-10 Richard Guenther <rguenther@suse.de>
19872 * tree-ssa-pre.c (get_sccvn_value): Simplify.
19873 (compute_avail): Do not add stmt uses to AVAIL_OUT.
19875 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
19877 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
19878 Set default to true.
19880 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19882 * c.opt (Wsynth): Deprecate.
19883 * doc/invoke.texi (Option Summary, Warning Options): Document
19884 -Wno-format-contains-nul.
19886 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
19889 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
19890 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
19892 2008-03-09 Ira Rosen <irar@il.ibm.com>
19894 * config/rs6000/rs6000.c (builtin_description): Rename vector
19895 left shift operations.
19896 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
19897 (altivec_vsl<VI_char>): Rename to ...
19898 (ashl<mode>3): ... new name.
19899 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
19901 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
19903 2008-03-08 Richard Guenther <rguenther@suse.de>
19905 * coverage.h (tree_coverage_counter_addr): Declare.
19906 * coverage.c (tree_coverage_counter_addr): New function.
19907 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
19908 before using again.
19909 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
19910 (tree_gen_one_value_profiler): Likewise.
19911 (tree_gen_ic_profiler): Likewise.
19912 (tree_gen_average_profiler): Likewise.
19913 (tree_gen_ior_profiler): Likewise.
19915 2008-03-08 Richard Guenther <rguenther@suse.de>
19917 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
19918 (vn_binary_op_insert): Likewise.
19919 (vn_unary_op_lookup): Likewise.
19920 (vn_unary_op_insert): Likewise.
19921 (vn_nary_op_lookup): Declare.
19922 (vn_nary_op_insert): Likewise.
19923 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
19924 and binary hashes, use a single obstack for unary_op_pool
19925 and binary_op_pool.
19926 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
19927 a single struct vn_nary_op_s. Store tree code length and
19928 a variable number of operands.
19929 (struct vn_reference_op_struct): Remove unused op2.
19930 (vn_reference_op_eq): Do not compare op2.
19931 (vn_reference_op_compute_hash): Do not compute hash of op2.
19932 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
19933 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
19934 with vn_nary_op_compute_hash.
19935 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
19936 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
19938 (vn_unary_op_insert, vn_binary_op_insert): Replace with
19940 (visit_unary_op): Call nary functions.
19941 (visit_binary_op): Likewise.
19942 (process_scc): Adjust for struct vn_tables_s changes.
19943 (allocate_vn_table): Likewise.
19944 (free_vn_table): Likewise.
19945 * tree-vn.c (vn_add): Call nary functions.
19946 (vn_lookup): Likewise.
19948 2008-03-08 Jakub Jelinek <jakub@redhat.com>
19951 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
19952 wdst back after sync_compare_and_swapqhi_internal.
19954 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
19957 * config/i386/i386-modes.def (V1DI): New vector mode.
19958 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
19959 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
19960 (MMXMODE248): Ditto.
19961 (MMXMODE): Add V1DI mode.
19962 (mmxvecsize): Change DI mode to V1DI mode.
19963 ("mov<mode>): Use MMXMODEI8 mode iterator.
19964 ("*mov<mode>_internal_rex64"): Ditto.
19965 ("*mov<mode>_internal"): Ditto.
19966 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
19967 ("mmx_sub<mode>3"): Ditto.
19968 ("mmx_adddi3"): Remove insn pattern.
19969 ("mmx_subdi3"): Ditto.
19970 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
19971 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
19972 ("mmx_ashl<mode>3"): Ditto.
19973 ("mmx_lshrdi3"): Remove insn pattern.
19974 ("mmx_ashldi3"): Ditto.
19975 * config/i386/i386.c (classify_argument): Handle V1DImode.
19976 (function_arg_advance_32): Ditto.
19977 (function_arg_32): Ditto.
19978 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
19979 mmx_addv1di3 insn pattern.
19980 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
19981 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
19982 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
19983 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
19984 Remove definitions of built-in functions.
19985 (V1DI_type_node): New node.
19986 (v1di_ftype_v1di_int): Ditto.
19987 (v1di_ftype_v1di_v1di): Ditto.
19988 (v2si_ftype_v2si_si): Ditto.
19989 (v4hi_ftype_v4hi_di): Remove node.
19990 (v2si_ftype_v2si_di): Ditto.
19991 (ix86_init_mmx_sse_builtins): Handle V1DImode.
19992 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
19993 Redefine builtins using def_builtin_const with *_ftype_*_int node.
19994 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
19995 Add new builtins using def_builtin_const.
19996 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
19997 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
19998 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
19999 * config/i386/mmintrin.h (__v1di): New typedef.
20000 (_mm_add_si64): Cast arguments to __v1di type.
20001 (_mm_sub_si64): Ditto.
20002 (_mm_sll_pi16): Cast __count to __v4hi type.
20003 (_mm_sll_pi32): Cast __count to __v2si type.
20004 (_mm_sll_si64): Cast arguments to __v1di type.
20005 (_mm_srl_pi16): Cast __count to __v4hi type.
20006 (_mm_srl_pi32): Cast __count to __v2si type.
20007 (_mm_srl_si64): Cast arguments to __v1di type.
20008 (_mm_sra_pi16): Cast __count to __v4hi type.
20009 (_mm_sra_pi32): Cast __count to __v2si type.
20010 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20011 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20012 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20013 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20014 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20015 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20016 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20017 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20018 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20019 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20020 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20021 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20023 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20025 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20027 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20030 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20031 reg+const addressing for Altivec modes. Don't generate reg+reg
20032 addressing for TFmode or TDmode quantities.
20034 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20036 * c-common.c (vector_types_convertible_p): Call langhook
20037 instead of comptypes.
20039 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20042 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20043 integral and scalar float variables which have a
20046 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20048 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20049 dwarf_register_span hook when emitting unwind information for
20050 register-to-memory saves.
20051 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20052 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20054 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20056 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20057 for the same VAR_DECL.
20059 2008-03-06 Tom Tromey <tromey@redhat.com>
20061 * treelang: Delete.
20062 * doc/standards.texi (Standards): Don't mention treelang.
20063 * doc/invoke.texi (Overall Options): Don't mention treelang.
20064 * doc/install.texi (Prerequisites): Don't mention bison or
20066 (Configuration): Don't mention treelang.
20067 (Building): Likewise.
20068 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20070 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20072 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20073 word-extractions out of a multi-word object.
20075 2008-03-06 Richard Guenther <rguenther@suse.de>
20077 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20078 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20079 result type and precision.
20080 * expr.c (get_inner_reference): Set unsignedp based on the result
20081 type of BIT_FIELD_REF.
20082 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20083 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20084 (try_instantiate_multiple_fields): Likewise. Use the correct type
20086 (sra_build_assignment): Likewise.
20087 (sra_build_elt_assignment): Likewise.
20088 (sra_explode_bitfield_assignment): Likewise.
20089 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20090 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20091 set BIT_FIELD_REF_UNSIGNED.
20092 (vectorizable_load): Likewise.
20094 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20096 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20099 2008-03-06 Richard Guenther <rguenther@suse.de>
20101 * alias.c (struct alias_set_entry): Move has_zero_child field
20102 to pack with alias_set.
20104 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20106 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20109 2008-03-05 Ian Lance Taylor <iant@google.com>
20111 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20113 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20115 * fwprop.c (update_df): Support width and offset parameters of
20117 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20118 global_conflicts): Change DF_REF_EXTRACT to either
20119 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20120 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20121 * df-scan.c (df_ref_record, df_defs_record,
20122 df_ref_create_structure, df_def_record_1, df_uses_record,
20123 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20124 df_bb_refs_collect, df_entry_block_defs_collect,
20125 df_exit_block_uses_collect): Support new width and offset fields.
20126 (ref_extract_pool): New storage pool.
20127 (df_free_ref): New function.
20128 (df_reg_chain_unlink, df_free_collection_rec,
20129 df_sort_and_compress_refs): Call df_free_ref.
20130 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20132 (df_ref_create_structure): Allocate df_ref_extract if offset and
20133 width fields are used.
20134 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20135 (df_uses_record): Get offset and width from ZERO_EXTRACT
20137 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20138 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20139 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20140 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20141 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20142 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20143 (df_ref_extract): New structure.
20144 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20145 (df_ref_create): Add width and offset parameters.
20147 2008-03-05 Richard Guenther <rguenther@suse.de>
20149 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20150 Use ranges_overlap_p.
20151 (offset_overlaps_with_access): Rename
20152 to ranges_overlap_p and move ...
20153 * tree-flow-inline.h (ranges_overlap_p): ... here.
20155 * tree.h (get_inner_reference, handled_component_p): Update
20158 * tree.h (record_component_aliases, get_alias_set,
20159 alias_sets_conflict_p, alias_sets_must_conflict_p,
20160 objects_must_conflict_p): Move declarations ...
20161 * alias.h (record_component_aliases, get_alias_set,
20162 alias_sets_conflict_p, alias_sets_must_conflict_p,
20163 objects_must_conflict_p): ... here.
20164 Include coretypes.h.
20165 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20167 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20169 * cfg.c: Include tree-flow.h.
20170 (remove_edge_raw): Call redirect_edge_var_map_clear.
20171 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20172 * tree-flow-inline.h (redirect_edge_var_map_def): New.
20173 (redirect_edge_var_map_result): New.
20174 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
20175 PENDING_STMT use with redirect_edge_var_map_*.
20176 * tree-ssa.c (edge_var_maps): New definition.
20177 (redirect_edge_var_map_add): New.
20178 (redirect_edge_var_map_clear): New.
20179 (redirect_edge_var_map_dup): New.
20180 (redirect_edge_var_map_vector): New.
20181 (redirect_edge_var_map_destroy): New.
20182 (ssa_redirect_edge): Replace PENDING_STMT use with
20183 redirect_edge_var_map_*.
20184 (flush_pending_stmts): Same.
20185 (delete_tree_ssa): Destroy edge var map.
20186 * tree-flow.h (struct _edge_var_map): New.
20187 Define edge_var_map vector type.
20188 Declare redirect_edge_var_map_* prototypes.
20189 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
20190 * tree-cfg.c (reinstall_phi_args): Replace
20191 PENDING_STMT use with redirect_edge_var_map_*.
20193 2008-03-05 Richard Guenther <rguenther@suse.de>
20195 PR tree-optimization/35472
20196 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
20197 whose single use_stmt has a overlapping set of loaded and
20198 stored symbols as that use_stmt might be a noop assignment then.
20200 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20202 * gthr-rtems.h: Implement __gthread_mutex_destroy.
20204 2008-03-05 Richard Guenther <rguenther@suse.de>
20207 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
20208 should be constants.
20209 * tree-cfg.c (verify_expr): Verify it.
20210 * fold-const.c (fold_truthop): Remove code generating
20211 BIT_FIELD_REFs of structure bases.
20212 (fold_binary): Likewise.
20213 (fold_ternary): Position and size of BIT_FIELD_REFs are
20214 always host integers.
20215 (make_bit_field_ref): Remove.
20216 (optimize_bit_field_compare): Remove.
20217 (all_ones_mask_p): Remove.
20219 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
20222 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
20223 (split_block_and_df_analyze): New. Split basic block and rebuild
20225 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
20227 (split_pattern_seq): Likewise.
20228 (erase_matching_seqs): Likewise.
20229 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
20231 2008-03-04 Geoff Keating <geoffk@apple.com>
20233 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
20234 declaration and code.
20235 (tree_invalid_nonnegative_warnv_p): Likewise.
20237 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
20239 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
20240 examples. Truncate option-names then causing overfull hbox.
20242 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20245 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
20247 * configure: Rebuilt.
20249 2008-03-04 Rafael Espíndola <espindola@google.com>
20251 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
20252 (tree_unary_nonnegative_warnv_p): New.
20253 (tree_binary_nonnegative_warnv_p): New.
20254 (tree_single_nonnegative_warnv_p): New.
20255 (tree_invalid_nonnegative_warnv_p): New.
20256 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
20258 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20261 * opts.c (handle_option): Postpone 'unknown option' errors only for
20264 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
20267 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
20270 2008-03-04 Rafael Espíndola <espindola@google.com>
20272 * fold-const.c (tree_unary_nonzero_warnv_p): New.
20273 (tree_binary_nonzero_warnv_p): New.
20274 (tree_single_nonzero_warnv_p): New.
20275 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
20277 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
20279 PR middle-end/35456
20280 * fold-const.c (fold_cond_expr_with_comparison): Prevent
20281 transformations for modes that have signed zeros.
20282 * ifcvt.c (noce_try_abs): Ditto.
20284 2008-03-04 Joseph Myers <joseph@codesourcery.com>
20286 * config/i386/i386.c (override_options): Force
20287 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
20289 2008-03-04 Jan Hubicka <jh@suse.cz>
20292 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
20295 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20297 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
20298 label to probe the stack.
20300 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20302 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
20303 (__gthr_win32_mutex_destroy): Declare.
20304 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
20305 __gthr_win32_mutex_destroy.
20306 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
20308 2008-03-03 Jan Hubicka <jh@suse.cz>
20311 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
20312 aggressive on inlining cold calls.
20314 2008-03-03 Richard Guenther <rguenther@suse.de>
20316 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
20317 struct copies into the expression table.
20318 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
20319 (try_to_simplify): Likewise.
20320 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
20321 integral and pointer arguments which do not change the
20322 precision to NOP_EXPRs.
20323 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
20324 VIEW_CONVERT_EXPR case.
20326 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
20328 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
20329 defined in a loop at depth 0 is invariant.
20330 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
20331 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
20332 be called at loop depth 0.
20334 2008-03-02 Jakub Jelinek <jakub@redhat.com>
20337 * gcc.c (process_command): Update copyright notice dates.
20338 * gcov.c (print_version): Likewise.
20339 * gcov-dump.c (print_version): Likewise.
20340 * mips-tfile.c (main): Likewise.
20341 * mips-tdump.c (main): Likewise.
20343 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20346 * c-common.c (flag_permissive): Delete.
20347 (constant_expression_warnings): Check flags first.
20348 (constant_expression_error): New.
20349 * c-common.h (flag_permissive): Delete.
20350 (constant_expression_error): Declare.
20351 * flags.h (flag_permissive): Declare. Update description.
20352 * diagnostic.c (pedwarn): Update.
20354 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
20355 (permissive_error_kind): New.
20356 * toplev.c (flag_permissive): Define. Update description.
20357 * toplev.h (permissive_error_kind): Declare.
20358 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
20359 (pedwarn_c90): Use pedantic_warning_kind.
20360 * c-opts.c (c_common_post_options): flag_permissive does not affect
20361 flag_pedantic_errors.
20363 2008-03-02 Joseph Myers <joseph@codesourcery.com>
20365 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
20366 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
20367 __absvsi2, __absvDI2): Use unsigned arithmetic.
20369 2008-03-02 Andi Kleen <ak@suse.de>
20370 Richard Guenther <rguenther@suse.de>
20372 * struct-equiv.c: Remove file.
20373 * cfg_cleanup.c (condjump_equiv_p): Remove.
20374 * Makefile.in (OBJS-common): Remove struct-equiv.o.
20375 (struct-equiv.o): Remove rule.
20376 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
20377 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
20378 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
20380 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20382 * ifcvt.c (noce_process_if_block): Try to handle only the then
20383 block if the else block exists but isn't suitable.
20385 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20388 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
20389 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
20390 regression from previous patch.
20392 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20395 * gthr.h: Add __gthread_mutex_destroy as a function that must be
20397 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
20398 * gthr-single.h (__gthread_mutex_destroy): Likewise.
20399 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
20400 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
20401 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
20402 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
20403 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
20404 (__gthread_mutex_destroy_function): Rename to
20405 __gthread_mutex_destroy.
20406 * gthr-dce.h (__gthread_mutex_destroy): Call
20407 pthread_mutex_destroy.
20408 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
20409 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
20410 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
20412 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20414 * df-scan.c (df_ref_chain_change_bb): Simplify.
20415 (df_insn_change_bb): Add new_bb argument. Simplify. Call
20416 set_block_for_insn if there's any change.
20417 * df.h ((df_insn_change_bb): Fix prototype.
20418 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
20419 df_insn_change_bb, don't call set_block_for_insn.
20420 * emit-rtl.c (reorder_insns): Likewise.
20421 * haifa-sched.c (move_insn): Likewise.
20423 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20425 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
20427 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20429 * tree-flow-inline.h (next_readonly_imm_use): Return
20430 NULL_USE_OPERAND_P after the end.
20432 2008-03-01 Richard Guenther <rguenther@suse.de>
20434 PR tree-optimization/35411
20435 * tree-sra.c (sra_build_assignment): Split conversion to
20436 final type to a separate statement if we are not assigning
20439 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20441 * fold-const.c (fold_convertible_p): Correct the logic to follow
20442 that in fold_convert().
20444 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
20447 * tree-inline.c (build_duplicate_type): When we make a
20448 duplicate type, make it unique in the canonical types system.
20450 2008-02-29 Tom Tromey <tromey@redhat.com>
20452 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
20453 input_file_stack_history, input_file_stack_restored): Remove.
20454 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20455 * input.h (struct file_stack): Remove.
20456 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20457 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
20459 * diagnostic.h (struct diagnostic_context) <last_module>: Change
20461 (diagnostic_last_module_changed): Add 'map' argument.
20462 (diagnostic_set_last_function): Likewise.
20463 * diagnostic.c (undiagnostic_report_current_module): Iterate using
20464 line map, not input_file_stack.
20465 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
20467 2008-02-29 Paul Brook <paul@codesourcery.com>
20469 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
20471 2008-02-29 Paul Brook <paul@codesourcery.com>
20473 * config/arm/ieee754-df.S (muldf3): Use RET macros.
20475 2008-02-29 Richard Guenther <rguenther@suse.de>
20477 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
20479 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
20480 value for comparing for a store match.
20481 (simplify_unary_expression): Do nothing for SSA_NAMEs.
20482 (try_to_simplify): Do not do a full-blown reference lookup.
20484 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20486 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
20487 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20489 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
20491 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
20493 * tree-loop-linear.c (try_interchange_loops): Compare memory access
20494 strides against cache sizes.
20496 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20498 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
20501 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
20503 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
20504 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
20505 is smaller than the original promoted value.
20506 (simplify_subreg): If OP is a SUBREG, try to preserve its
20507 SUBREG_PROMOTED_VAR_P information.
20509 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
20511 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
20512 (VN_INFO_GET): Allocate new objects on the obstack.
20513 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
20514 for rpo_numbers_temp, for consistency.
20515 (free_scc_vn): Free the obstack.
20517 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
20519 * doc/invoke.texi: Document -ftree-loop-distribution.
20520 * tree-loop-distribution.c: New.
20521 * tree-pass.h (pass_loop_distribution): New.
20522 * graphds.h (struct graph): Add htab_t indices.
20523 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
20524 * tree-vectorizer.c (rename_variables_in_loop): Extern.
20525 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
20526 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
20527 * tree-data-ref.c (debug_data_dependence_relations): New.
20528 (dump_data_dependence_relation): Also print data references.
20529 (free_data_ref): Extern.
20530 (same_access_functions): Moved...
20531 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
20532 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20533 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
20534 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
20535 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
20536 (stmts_from_loop): Skip LABEL_EXPR.
20537 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
20539 (build_rdg): Initialize rdg->indices htab.
20540 (free_rdg, stores_from_loop, ref_base_address,
20541 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
20542 have_similar_memory_accesses_1, ref_base_address_1,
20543 remove_similar_memory_refs): New.
20544 * tree-data-ref.h: Depend on tree-chrec.h.
20545 (debug_data_dependence_relations, free_data_ref): Declared.
20546 (same_access_functions): ... here.
20547 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
20549 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
20550 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
20551 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
20552 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20553 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
20554 rdg_vertex_for_stmt): Declared.
20555 (struct rdg_edge): Add level.
20557 (free_rdg, stores_from_loop, remove_similar_memory_refs,
20558 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
20560 (rdg_has_similar_memory_accesses): New.
20561 * tree-vect-analyze.c: Remove unused static decls.
20562 * lambda.h (dependence_level): New.
20563 * common.opt (ftree-loop-distribution): New.
20564 * tree-flow.h (mark_virtual_ops_in_bb,
20565 slpeel_tree_duplicate_loop_to_edge_cfg,
20566 rename_variables_in_loop): Declared.
20567 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
20568 (OBJS-common): Add tree-loop-distribution.o.
20569 (tree-loop-distribution.o): New rule.
20570 * tree-cfg.c (mark_virtual_ops_in_bb): New.
20571 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
20572 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
20574 2008-02-28 Joseph Myers <joseph@codesourcery.com>
20577 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
20578 other than structures and unions.
20580 2008-02-28 Richard Guenther <rguenther@suse.de>
20583 2008-02-26 Richard Guenther <rguenther@suse.de>
20585 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20586 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20587 (lookup_decl_from_uid): Declare.
20588 (remove_decl_from_map): Likewise.
20589 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20590 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20591 (decl_for_uid_map): New global hashtable mapping DECL_UID
20593 (init_ttree): Allocate it.
20594 (insert_decl_to_uid_decl_map): New helper function.
20595 (make_node_stat): Insert new decls into the map.
20596 (copy_node_stat): Likewise.
20597 (lookup_decl_from_uid): New function.
20598 (remove_decl_from_map): Likewise.
20599 (print_decl_for_uid_map_statistics): New helper.
20600 (dump_tree_statistics): Call it.
20602 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20603 (referenced_var_iterator): Adjust.
20604 (FOR_EACH_REFERENCED_VAR): Adjust.
20605 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20606 (num_referenced_vars): Adjust.
20607 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20608 (first_referenced_var): Remove.
20609 (end_referenced_vars_p): Likewise.
20610 (next_referenced_var): Likewise.
20611 (referenced_var_iterator_set): New helper function.
20612 * tree-dfa.c (referenced_var_lookup): Adjust.
20613 (referenced_var_check_and_insert): Likewise.
20614 (remove_referenced_var): Likewise.
20615 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20616 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20617 (verify_call_clobbering): Likewise.
20618 (verify_memory_partitions): Likewise.
20619 (init_tree_ssa): Allocate bitmap instead of hashtable for
20621 (delete_tree_ssa): Adjust.
20622 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20623 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20624 (compute_tag_properties): Likewise.
20625 (set_initial_properties): Likewise.
20626 (find_partition_for): Likewise.
20627 (update_reference_counts): Likewise.
20628 (dump_may_aliases_for): Likewise.
20629 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20630 (add_call_clobber_ops): Likewise.
20631 (add_call_read_ops): Likewise.
20632 (get_asm_expr_operands): Likewise.
20633 * tree-into-ssa.c (dump_decl_set): Likewise.
20634 (update_ssa): Likewise.
20635 * tree-sra.c (scan_function): Likewise.
20636 (decide_instantiations): Likewise.
20637 (scalarize_parms): Likewise.
20638 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20639 (dsa_named_for): Likewise.
20640 * tree-ssa-structalias.c (update_alias_info): Likewise.
20641 (merge_smts_into): Likewise.
20643 2008-02-27 David Daney <ddaney@avtrex.com>
20646 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
20647 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
20648 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
20649 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
20650 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
20652 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
20655 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
20656 (BUILT_IN_NEXTTOWARD): Remove.
20657 (BUILT_IN_NEXTTOWARDF): Ditto.
20658 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
20659 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
20661 2008-02-27 Tom Tromey <tromey@redhat.com>
20663 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
20664 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
20666 2008-02-27 Jan Beulich <jbeulich@novell.com>
20668 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
20669 update the respective field on newdecl.
20671 2008-02-27 Revital Eres <eres@il.ibm.com>
20673 PR rtl-optimization/34999
20674 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
20675 crossing edges that ends with a call insn.
20676 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
20677 call insn and clear the EDGE_CROSSING flag of the crossing edge
20678 when fixing fallthru edges.
20680 2008-02-27 Richard Guenther <rguenther@suse.de>
20682 PR middle-end/35390
20683 * fold-const.c (fold_unary): Return the correct argument,
20684 converted to the result type.
20686 2008-02-27 Richard Guenther <rguenther@suse.de>
20688 PR middle-end/34971
20689 * expr.c (expand_expr_real_1): Assert on rotates that operate
20691 * fold-const.c (fold_binary): Use the types precision, not the
20692 bitsize of the mode if folding rotate expressions. Build rotates
20693 only for full modes.
20695 2008-02-27 Jakub Jelinek <jakub@redhat.com>
20697 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
20698 and CPP_PRAGMA_EOL.
20699 * c-pragma.c (pragma_ns_name): New typedef.
20700 (registered_pp_pragmas): New variable.
20701 (c_pp_lookup_pragma): New function.
20702 (c_register_pragma_1): If flag_preprocess_only, do nothing
20703 for non-expanded pragmas, for expanded ones push pragma's
20704 namespace and name into registered_pp_pragmas vector.
20705 (c_invoke_pragma_handler): Register OpenMP pragmas even when
20706 flag_preprocess_only, don't register GCC pch_preprocess
20707 pragma if flag_preprocess_only.
20708 * c-opts.c (c_common_init): Call init_pragma even if
20709 flag_preprocess_only.
20710 * c-pragma.c (c_pp_lookup_pragma): New prototype.
20711 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
20712 cpp_register_pragma if flag_preprocess_only.
20714 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20717 * c-parser.c (c_parser_translation_unit): Warn for empty
20718 translation unit, not empty source file.
20720 2008-02-26 Paul Brook <paul@codesourcery.com>
20722 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
20723 operand for Thumb-2.
20724 * config/arm/arm.h (reg_class): Add CORE_REGS.
20725 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
20726 (BASE_REG_CLASS): Use CORE_REGS.
20727 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
20728 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
20729 (REGNO_OK_FOR_INDEX_P): Exclude SP.
20730 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
20731 ARM_REGNO_OK_FOR_INDEX_P.
20732 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
20733 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
20734 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
20735 (ldm/stm peepholes): Ditto.
20736 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
20737 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
20738 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
20739 * config/arm/constraints.md: Enable "k" constraint on ARM.
20741 2008-02-27 Ben Elliston <bje@au.ibm.com>
20743 * config/rs6000/rs6000.c: Annotate cache line size field in all
20744 instances of struct processor_costs.
20746 2008-02-26 David Edelsohn <edelsohn@gnu.org>
20748 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
20749 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
20750 jump_bypass): New counters.
20751 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
20752 * dce.c (gate_ud_dce): Same.
20753 (gate_fast_dce): Same.
20754 * dse.c (gate_dse1): New function.
20755 (gate_dse2): New function.
20756 (gate_dse): Merge results of new gate functions.
20757 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
20758 (gate_handle_jump_bypass): Add dbg_cnt.
20759 (gate_handle_gcse): Add dbg_cnt.
20760 * ifcvt.c (gate_handle_if_conversion): Same.
20761 (gate_handle_if_after_combine): Same.
20762 (gate_handle_if_after_reload): Same.
20763 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
20765 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
20767 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
20769 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
20771 2008-02-26 Jason Merrill <jason@redhat.com>
20774 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
20775 alone if it's the naming decl for the type's main variant.
20777 2008-02-26 Tom Tromey <tromey@redhat.com>
20779 * system.h (USE_MAPPED_LOCATION): Poison.
20780 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
20781 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
20782 (make_goto_expr_edges): Likewise.
20783 (remove_bb): Likewise.
20784 (execute_warn_function_return): Likewise.
20785 * basic-block.h (struct edge_def) <goto_locus>: Change type to
20787 * c-common.c (fname_decl): Remove old location code.
20788 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
20790 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
20792 (ASM_INPUT_SOURCE_LOCATION): Likewise.
20793 (gen_rtx_ASM_INPUT): Likewise.
20794 (gen_rtx_ASM_INPUT_loc): Likewise.
20795 (get_rtx_asm_OPERANDS): Remove.
20796 * cfglayout.c (insn_locators_alloc): Remove old location code.
20797 (set_curr_insn_source_location): Likewise.
20798 (curr_insn_locator): Likewise.
20799 * print-tree.c (print_node): Remove old location code.
20800 * tree-mudflap.c (mf_varname_tree): Remove old location code.
20801 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
20802 * cfgexpand.c (expand_gimple_cond_expr): Don't use
20803 location_from_locus.
20804 (construct_exit_block): Remove old location code.
20805 * emit-rtl.c (force_next_line_note): Remove old location code.
20806 * profile.c (branch_prob): Remove old location code.
20807 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
20808 LOC_LINE): Remove old-location variants.
20809 * langhooks.c (lhd_print_error_function): Remove old location
20811 * configure, config.in: Rebuilt.
20812 * configure.ac (--enable-mapped-location): Remove.
20813 * c-decl.c (c_init_decl_processing): Remove old location code.
20814 (finish_function): Likewise.
20815 * recog.c (decode_asm_operands): Remove old location code.
20816 * c-pch.c (c_common_read_pch): Remove old location code.
20817 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
20819 * gimple-low.c (lower_function_body): Remove old location code.
20820 * toplev.c (unknown_location): Remove.
20821 (push_srcloc): Remove old-location variant.
20822 (process_options): Remove old location code.
20823 (lang_dependent_init): Likewise.
20824 * input.h (UNKNOWN_LOCATION): Move definition.
20825 (location_t): Undeprecate.
20826 (source_locus): Remove.
20827 (location_from_locus): Remove.
20828 (struct location_s): Remove.
20829 Remove all old-location code.
20830 (input_line, input_filename): Remove.
20831 * final.c (final_scan_insn): Remove old location code.
20832 * diagnostic.c (diagnostic_build_prefix): Remove
20833 USE_MAPPED_LOCATION test.
20834 * tree.h (gimple_stmt) <locus>: Now a location_t.
20835 (tree_exp) <locus>: Likewise.
20836 (DECL_IS_BUILTIN): Remove old-location variant.
20837 (annotate_with_file_line, annotate_with_locus): Likewise.
20838 (expr_locus, set_expr_locus): Update.
20839 * tree.c (build1_stat): Remove old location code.
20840 (last_annotated_node): Remove.
20841 (annotate_with_file_line): Remove old-location variant.
20842 (annotate_with_locus): Likewise.
20843 (expr_location): Remove old location code.
20844 (set_expr_location): Likewise.
20845 (expr_has_location): Likewise.
20846 (expr_locus): Likewise.
20847 (set_expr_locus): Likewise.
20848 (expr_filename): Don't use location_from_locus.
20849 (expr_lineno): Likewise.
20850 * rtl-error.c (location_for_asm): Remove old location code.
20851 * c-lex.c (cb_line_change): Remove old location code.
20852 (fe_file_change): Likewise.
20853 (cb_def_pragma): Likewise.
20854 (c_lex_with_flags): Likewise.
20855 * gengtype.c (do_typedef): Don't special-case location types.
20856 (define_location_structures): Remove.
20857 (main): Don't call define_location_structures.
20858 * tree-pretty-print.c (dump_implicit_edges): Remove old location
20861 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20864 * builtins.def (BUILT_IN_STDARG_START): Remove.
20865 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
20866 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
20867 * tree-inline.c (inline_forbidden_p_1): Likewise.
20869 2008-02-26 Richard Guenther <rguenther@suse.de>
20871 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20872 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20873 (lookup_decl_from_uid): Declare.
20874 (remove_decl_from_map): Likewise.
20875 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20876 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20877 (decl_for_uid_map): New global hashtable mapping DECL_UID
20879 (init_ttree): Allocate it.
20880 (insert_decl_to_uid_decl_map): New helper function.
20881 (make_node_stat): Insert new decls into the map.
20882 (copy_node_stat): Likewise.
20883 (lookup_decl_from_uid): New function.
20884 (remove_decl_from_map): Likewise.
20885 (print_decl_for_uid_map_statistics): New helper.
20886 (dump_tree_statistics): Call it.
20888 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20889 (referenced_var_iterator): Adjust.
20890 (FOR_EACH_REFERENCED_VAR): Adjust.
20891 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20892 (num_referenced_vars): Adjust.
20893 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20894 (first_referenced_var): Remove.
20895 (end_referenced_vars_p): Likewise.
20896 (next_referenced_var): Likewise.
20897 (referenced_var_iterator_set): New helper function.
20898 * tree-dfa.c (referenced_var_lookup): Adjust.
20899 (referenced_var_check_and_insert): Likewise.
20900 (remove_referenced_var): Likewise.
20901 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20902 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20903 (verify_call_clobbering): Likewise.
20904 (verify_memory_partitions): Likewise.
20905 (init_tree_ssa): Allocate bitmap instead of hashtable for
20907 (delete_tree_ssa): Adjust.
20908 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20909 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20910 (compute_tag_properties): Likewise.
20911 (set_initial_properties): Likewise.
20912 (find_partition_for): Likewise.
20913 (update_reference_counts): Likewise.
20914 (dump_may_aliases_for): Likewise.
20915 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20916 (add_call_clobber_ops): Likewise.
20917 (add_call_read_ops): Likewise.
20918 (get_asm_expr_operands): Likewise.
20919 * tree-into-ssa.c (dump_decl_set): Likewise.
20920 (update_ssa): Likewise.
20921 * tree-sra.c (scan_function): Likewise.
20922 (decide_instantiations): Likewise.
20923 (scalarize_parms): Likewise.
20924 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20925 (dsa_named_for): Likewise.
20926 * tree-ssa-structalias.c (update_alias_info): Likewise.
20927 (merge_smts_into): Likewise.
20929 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20932 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
20933 * c-opts.c (c_common_handle_option): Wall enables
20934 Wvolatile-register-var.
20935 * common.opt: Move Wvolatile-register-var to...
20938 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20940 * common.opt (Wlarger-than=): New.
20941 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
20943 * opts.c (common_handle_option): Handle -Wlarger-than=.
20944 * optc-gen.awk: Likewise.
20945 * opth-gen.awk: Likewise.
20946 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
20947 * tree-optimize.c (tree_rest_of_compilation): Likewise.
20949 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20951 * c-common.c (match_case_to_enum_1): Add appropriate
20952 OPT_W* parameter to warning.
20953 (c_do_switch_warnings): Likewise.
20954 * c-typeck.c (warning_init): Add one more parameter following
20955 'warning' function.
20956 (push_init_level): Update call to warning_init.
20957 (pop_init_level): Likewise.
20958 (add_pending_init): Likewise.
20959 (output_init_element: Likewise.
20961 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20964 * toplev.c (toplev_main): If there are warnings or error, print
20965 errors for ignored options.
20966 * opts.c (ignored_options): New static variable.
20967 (postpone_unknown_option_error): New.
20968 (print_ignored_options): New.
20969 (handle_option): Postpone errors for unknown -Wno-* options.
20970 * opts.h (print_ignored_options): Declare.
20972 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
20974 * config/mips/mips.md (loadgp_blockage, blockage): Change type
20977 2008-02-25 Richard Guenther <rguenther@suse.de>
20980 2008-02-25 Richard Guenther <rguenther@suse.de>
20982 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20983 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20984 (lookup_decl_from_uid): Declare.
20985 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20986 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20987 (decl_for_uid_map): New global hashtable mapping DECL_UID
20989 (init_ttree): Allocate it.
20990 (insert_decl_to_uid_decl_map): New helper function.
20991 (make_node_stat): Insert new decls into the map.
20992 (copy_node_stat): Likewise.
20993 (lookup_decl_from_uid): New function.
20994 (print_decl_for_uid_map_statistics): New helper.
20995 (dump_tree_statistics): Call it.
20997 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20998 (referenced_var_iterator): Adjust.
20999 (FOR_EACH_REFERENCED_VAR): Adjust.
21000 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21001 (num_referenced_vars): Adjust.
21002 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21003 (first_referenced_var): Remove.
21004 (end_referenced_vars_p): Likewise.
21005 (next_referenced_var): Likewise.
21006 (referenced_var_iterator_set): New helper function.
21007 * tree-dfa.c (referenced_var_lookup): Adjust.
21008 (referenced_var_check_and_insert): Likewise.
21009 (remove_referenced_var): Likewise.
21010 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21011 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21012 (verify_call_clobbering): Likewise.
21013 (verify_memory_partitions): Likewise.
21014 (init_tree_ssa): Allocate bitmap instead of hashtable for
21016 (delete_tree_ssa): Adjust.
21017 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21018 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21019 (compute_tag_properties): Likewise.
21020 (set_initial_properties): Likewise.
21021 (find_partition_for): Likewise.
21022 (update_reference_counts): Likewise.
21023 (dump_may_aliases_for): Likewise.
21024 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21025 (add_call_clobber_ops): Likewise.
21026 (add_call_read_ops): Likewise.
21027 (get_asm_expr_operands): Likewise.
21028 * tree-into-ssa.c (dump_decl_set): Likewise.
21029 (update_ssa): Likewise.
21030 * tree-sra.c (scan_function): Likewise.
21031 (decide_instantiations): Likewise.
21032 (scalarize_parms): Likewise.
21033 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21034 (dsa_named_for): Likewise.
21035 * tree-ssa-structalias.c (update_alias_info): Likewise.
21036 (merge_smts_into): Likewise.
21038 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21041 * doc/invoke.texi (-fcx-limited-range): Document new option.
21042 * toplev.c (process_options): Handle -fcx-fortran-rules.
21043 * common.opt: Add documentation for -fcx-fortran-rules.
21045 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21048 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21049 actual behaviour and C99.
21051 2008-02-26 Ben Elliston <bje@au.ibm.com>
21053 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21054 (ASM_CPU_POWER6_SPEC): Likewise.
21055 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21056 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21057 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21059 2008-02-25 Richard Guenther <rguenther@suse.de>
21061 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21062 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21063 (lookup_decl_from_uid): Declare.
21064 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21065 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21066 (decl_for_uid_map): New global hashtable mapping DECL_UID
21068 (init_ttree): Allocate it.
21069 (insert_decl_to_uid_decl_map): New helper function.
21070 (make_node_stat): Insert new decls into the map.
21071 (copy_node_stat): Likewise.
21072 (lookup_decl_from_uid): New function.
21073 (print_decl_for_uid_map_statistics): New helper.
21074 (dump_tree_statistics): Call it.
21076 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21077 (referenced_var_iterator): Adjust.
21078 (FOR_EACH_REFERENCED_VAR): Adjust.
21079 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21080 (num_referenced_vars): Adjust.
21081 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21082 (first_referenced_var): Remove.
21083 (end_referenced_vars_p): Likewise.
21084 (next_referenced_var): Likewise.
21085 (referenced_var_iterator_set): New helper function.
21086 * tree-dfa.c (referenced_var_lookup): Adjust.
21087 (referenced_var_check_and_insert): Likewise.
21088 (remove_referenced_var): Likewise.
21089 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21090 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21091 (verify_call_clobbering): Likewise.
21092 (verify_memory_partitions): Likewise.
21093 (init_tree_ssa): Allocate bitmap instead of hashtable for
21095 (delete_tree_ssa): Adjust.
21096 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21097 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21098 (compute_tag_properties): Likewise.
21099 (set_initial_properties): Likewise.
21100 (find_partition_for): Likewise.
21101 (update_reference_counts): Likewise.
21102 (dump_may_aliases_for): Likewise.
21103 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21104 (add_call_clobber_ops): Likewise.
21105 (add_call_read_ops): Likewise.
21106 (get_asm_expr_operands): Likewise.
21107 * tree-into-ssa.c (dump_decl_set): Likewise.
21108 (update_ssa): Likewise.
21109 * tree-sra.c (scan_function): Likewise.
21110 (decide_instantiations): Likewise.
21111 (scalarize_parms): Likewise.
21112 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21113 (dsa_named_for): Likewise.
21114 * tree-ssa-structalias.c (update_alias_info): Likewise.
21115 (merge_smts_into): Likewise.
21117 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21120 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21121 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21122 * alias.h (nonoverlapping_memrefs_p): Likewise.
21124 2008-02-25 Jan Beulich <jbeulich@novell.com>
21126 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21127 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21128 __emultls_get_address, __emultls_register_common,
21129 __floatundi?f, and _Unwind_GetIPInfo.
21130 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21131 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21132 (gen_regparm_prefix): Likewise.
21133 (i386_nlm_encode_section_info): Sync with
21134 config/i386/winnt.c:i386_pe_encode_section_info().
21135 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21136 i386_nlm_mangle_decl_assembler_name): New.
21137 (netware_override_options): New.
21138 * config/i386/netware.h (netware_override_options): Declare.
21139 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21140 (i386_nlm_mangle_decl_assembler_name): Declare.
21141 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21143 2008-02-25 Ben Elliston <bje@au.ibm.com>
21146 * c-decl.c (grokdeclarator): Remove unused local variables
21147 `typedef_type' and `type_as_written'.
21149 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21150 unused local variable `has_hot_blocks'.
21151 (fix_crossing_conditional_branches): Remove unused local variable
21154 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
21156 PR middle-end/19984
21157 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21158 using DEF_C99_BUILTIN.
21159 (BUILT_IN_NANF): Ditto.
21160 (BUILT_IN_NANL): Ditto.
21162 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21163 Revital Eres <eres@il.ibm.com>
21165 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21166 regarding the order of two dependent insns in the same row.
21168 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21170 * stor-layout.c (layout_decl): Do not bump the alignment of a
21171 bit-field to more than byte alignment if it is packed.
21173 2008-02-24 David Edelsohn <edelsohn@gnu.org>
21175 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
21178 2008-02-24 Diego Novillo <dnovillo@google.com>
21180 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
21183 * tree-vrp.c (vrp_evaluate_conditional): With
21184 -Wtype-limits, emit a warning when comparing against a
21185 constant outside the natural range of OP0's type.
21186 * c.opt (Wtype-limits): Move ...
21187 * common.opt (Wtype-limits): ... here.
21189 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
21191 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
21192 * config/rs6000/e300c2c3.md: New file.
21193 * config/rs6000/rs6000.c (processor_costs): Add new costs for
21195 (rs6000_override_options): Add e300c2 and e300c3 cases to
21196 processor_target_table. Do not allow usage of Altivec or Spe
21197 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
21198 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
21199 * config/rs6000/rs6000.h (processor_type): Add
21200 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
21201 (ASM_CPU_SPEC): Add e300c2 and e300c3.
21202 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
21203 and ppce300c3. Include e300c2c3.md.
21205 2008-02-23 David Edelsohn <edelsohn@gnu.org>
21207 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
21208 instead of TARGET_STRICT_ALIGN.
21210 2008-02-23 Joseph Myers <joseph@codesourcery.com>
21212 * explow.c (memory_address): Assert that the generated address is
21215 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21218 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
21219 * config/darwin-ppc-ldouble-patch.def: New file.
21220 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
21221 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
21222 SUBTARGET_INIT_BUILTINS if defined.
21223 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
21226 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21229 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
21230 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
21232 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21235 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
21236 file" warning condtional on -Winvalid-PCH.
21238 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
21240 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
21242 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
21246 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
21247 prevent reload from using MMX registers.
21248 (*mov<mode>_internal): Ditto.
21249 (*movv2sf_internal_rex64): Ditto.
21250 (*movv2sf_internal): Ditto.
21252 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21254 PR documentation/31569
21255 * doc/install.texi2html: Use makeinfo --no-number-sections.
21257 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21259 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
21260 ensure that we can address an entire entity > 8 bytes. Don't
21261 generate reg+reg addressing for such data.
21263 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21265 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
21266 strings when optimizing for size, unless the target cares about
21269 2008-02-22 Tom Tromey <tromey@redhat.com>
21271 * regclass.c (current_pass): Remove declaration.
21273 2008-02-22 Anatoly Sokolov <aesok@post.ru>
21275 * config/avr/libgcc.S (__RAMPZ__): Define.
21276 (__do_copy_data): Add for devices with 128KB code memory.
21278 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21280 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21282 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
21284 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
21286 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
21289 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21292 * c-typeck.c (build_binary_op): Warn about floating point
21293 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
21295 2008-02-21 Janis Johnson <janis187@us.ibm.com>
21298 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
21299 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
21301 (rs6000_override_options): Set altivec_abi as default, not override,
21302 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
21303 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
21304 is used; use new member spe_abi.
21305 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
21306 spe_abi and altivec_abi.
21308 2008-02-22 Tomas Bily <tbily@suse.cz>
21310 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
21312 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21315 * config.build (build_file_translate): Set to `CMD //c' only if
21317 * Makefile.in (build_file_translate): Improve comment.
21319 2008-02-21 Jan Hubicka <jh@suse.cz>
21321 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
21322 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
21323 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
21325 2008-02-21 Michael Matz <matz@suse.de>
21328 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
21330 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
21332 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
21333 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
21334 as insn constraint.
21335 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
21336 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
21337 SSE_VEC_FLOAT_MODE_P as insn constraint.
21338 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
21339 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
21340 sse4a_movntdf using MODEF mode iterator.
21341 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
21342 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
21343 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
21344 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
21345 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
21346 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
21347 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
21349 2008-02-21 Richard Guenther <rguenther@suse.de>
21351 * tree.def (PAREN_EXPR): New tree code.
21352 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
21354 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
21355 * expr.c (expand_expr_real_1): Likewise.
21356 * tree-inline.c (estimate_num_insns_1): Likewise.
21357 * tree-complex.c (expand_complex_move): Likewise.
21358 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
21361 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21364 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
21366 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21369 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
21371 * config/sh/sh.c (find_barrier): Don't go past
21372 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
21374 2008-02-20 DJ Delorie <dj@redhat.com>
21376 * config/h8300/h8300.md (insv): Force source operand to be a register.
21378 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
21379 as a jump, not as a plain insn.
21381 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
21383 * doc/invoke.texi (Warning Options): Add new option
21384 -Wframe-larger-than=.
21385 (-Wframe-larger-than): Document.
21387 * flags.h (warn_frame_larger_than, frame_larger_than_size):
21388 Add declarations for new option variables.
21390 * final.c (final_start_function): Check the frame size
21391 before emission and issue a Wframe-larger-than warning.
21393 * opts.c (warn_frame_larger_than, frame_larger_than_size):
21394 Add definitions for new option variables.
21395 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
21397 * common.opt (Wframe-larger-than=): New option.
21399 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21401 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
21402 (<sse>_div<mode>3): Ditto.
21403 (<sse>_vmdiv<mode>3): Ditto.
21404 (<sse>_vmsqrt<mode>2): Ditto.
21405 (*smax<mode>3): Ditto.
21406 (sse5_frcz<mode>2): Ditto.
21407 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
21408 as insn constraint.
21410 2008-02-20 Richard Guenther <rguenther@suse.de>
21412 PR middle-end/35265
21413 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
21414 be happy with INTEGRAL_TYPE_P.
21416 2008-02-20 Richard Guenther <rguenther@suse.de>
21418 * fold-const.c (split_tree): Associate floatig-point expressions
21419 if flag_associative_math is set.
21421 2008-02-20 Richard Guenther <rguenther@suse.de>
21423 * tree.h (fold_real_zero_addition_p): Declare.
21424 * fold-const.c (fold_real_zero_addition_p): Export.
21425 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
21426 floating-point operations with zero and one.
21428 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
21430 * doc/install.texi: Correct references to CFLAGS, replacing them
21431 with BOOT_CFLAGS. Document flags used during bootstrap for
21434 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21436 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
21437 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
21438 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
21440 (smin<mode>3): Ditto from similar patterns.
21441 (smax<mode>3): Ditto.
21442 (*ieee_smin<mode>3): Ditto.
21443 (*ieee_smax<mode>3): Ditto.
21444 * config/i386/sse.md (sse): New mode attribute.
21445 (mov<mode>): Macroize expander from movv4sf and movv2df using
21446 SSEMODEF2P mode iterator.
21447 (<sse>_movnt<mode>): Ditto from similar patterns. Use
21448 SSE_VEC_FLOAT_MODE_P as insn constraint.
21449 (storent<mode>): Ditto.
21450 (storent<mode>): Macroize expander from storentsf and storentdf using
21451 MODEF mode iterator.
21452 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
21453 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
21454 (abs<mode>2): Ditto from similar patterns.
21455 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
21456 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
21457 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
21458 (<sse>_vmsqrt<mode>2): Ditto.
21459 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
21460 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
21461 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
21462 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
21463 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
21464 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
21465 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
21467 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
21468 iterator and SSE_FLOAT_MODE_P as insn constraint.
21469 (<sse>_ucomi): Ditto from similar patterns.
21470 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
21471 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
21472 SSE_VEC_FLOAT_MODE_P as insn constraint.
21473 (vcond<mode>): Ditto from similar patterns.
21474 (and<mode>3, *and<mode>3): Ditto.
21475 (<sse>_nand<mode>3): Ditto.
21476 (ior<mode>3, *ior<mode>3): Ditto.
21477 (xor<mode>3, *xor<mode>3): Ditto.
21478 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
21479 iterator and SSE_FLOAT_MODE_P as insn constraint.
21480 (*nand<mode>3): Ditto from similar patterns.
21481 (*ior<mode>3): Ditto.
21482 (*xor<mode>3): Ditto.
21484 2008-02-20 Ira Rosen <irar@il.ibm.com>
21486 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
21487 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
21488 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
21490 2008-02-19 Jan Hubicka <jh@suse.cz>
21492 * predict.c (tree_bb_level_predictions): Remove variable next
21493 mistakely introduced by previous commit.
21495 2008-02-19 Jan Hubicka <jh@suse.cz>
21497 * predict.c (predict_paths_leading_to): Rewrite.
21498 (predict_paths_for_bb): New.
21499 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
21501 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21504 * Makefile.in (build_file_translate): New.
21505 (gcc-vers.texi): Use it for translating $(abs_srcdir).
21506 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
21507 * configure.ac (build_file_translate): Substitute it.
21508 * configure: Regenerate.
21510 2008-02-19 Jan Hubicka <jh@suse.cz>
21512 PR rtl-optimization/34408
21513 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
21516 2008-02-19 Jan Hubicka <jh@suse.cz>
21518 PR middle-end/28779
21519 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
21522 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
21525 * config/i386/i386-modes.def: Revert the last DI alignment
21526 change until Ada people can look into it.
21528 2008-02-19 Nick Clifton <nickc@redhat.com>
21530 * opts.c (print_specific_help): Fix typo in --help text.
21532 2008-02-19 Jakub Jelinek <jakub@redhat.com>
21535 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
21536 32-bit inline asm without asm alternatives for host GCC < 3.0.
21538 2008-02-19 Richard Guenther <rguenther@suse.de>
21540 PR tree-optimization/34989
21541 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
21542 Allow propagation to INDIRECT_REF if we can simplify only.
21544 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21546 * c-common.c (warn_for_collisions_1): Use appropriate option when
21549 2008-02-19 Nick Clifton <nickc@redhat.com>
21552 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
21553 (handle_options): Fix indentation.
21554 (print_filtered_help): If no language-specific options were
21555 displayed tell the user how to list all the options supported by
21556 the language's front-end.
21557 (print_specific_help): Fix indentation and remove duplicate line.
21558 (common_handle_option): Handle the -v option.
21559 For --help enable the display of undocumented options if the -v
21560 switch has been included on the command line.
21561 For --help= check for overlaps in the arguments between the option
21562 classes and the language names and issue a warning when they
21563 cannot be disambiguated.
21564 * c.opt (v): Pass on to the common option handler.
21566 2008-02-19 Revital Eres <eres@il.ibm.com>
21568 * modulo-sched.c (sms_schedule): Change dump message when
21569 create_ddg function fails.
21570 (try_scheduling_node_in_cycle): Rename row to cycle.
21571 (print_partial_schedule): Rename CYCLE to ROW.
21573 2008-02-19 Christian Bruel <christian.bruel@st.com>
21574 Zdenek Dvorak <ook@ucw.cz>
21576 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
21578 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21581 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
21582 (*x86_movdicc_0_m1_se): Ditto.
21584 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21586 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
21587 (CMPtype): Define as __gcc_CMPtype.
21588 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
21589 (CMPtype): Define as __gcc_CMPtype.
21591 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
21593 Support valgrind 3.3 for --enable-checking=valgrind.
21594 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
21596 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
21597 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
21598 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
21599 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
21600 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
21601 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
21602 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
21604 * ggc-zone.c: Similar.
21605 * ggc-page.c: Similar.
21607 2008-02-19 Paul Brook <paul@codesourcery.com>
21610 * config/arm/ieee754-df.S: Fix do_it typo.
21611 * config/arm/ieee754-sf.S: Fix do_it typo.
21613 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21616 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
21617 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
21618 (OPTION_MASK_ISA_SSE_SET): Likewise.
21619 (OPTION_MASK_ISA_SSE2_SET): Likewise.
21620 (OPTION_MASK_ISA_SSE3_SET): Likewise.
21621 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
21622 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
21623 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
21624 (OPTION_MASK_ISA_SSE4_SET): Likewise.
21625 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
21626 (OPTION_MASK_ISA_SSE5_SET): Likewise.
21627 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
21628 (OPTION_MASK_ISA_MMX_UNSET): Updated.
21629 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
21630 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
21631 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
21632 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
21633 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
21634 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
21635 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
21636 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
21637 (OPTION_MASK_ISA_SSE4): Removed.
21638 (ix86_handle_option): Turn on bits in ix86_isa_flags and
21639 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
21640 (override_options): Don't turn on implied SSE/MMX bits in
21643 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21645 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21648 2008-02-18 Joey Ye <joey.ye@intel.com>
21650 PR middle-end/34921
21651 * tree-nested.c (insert_field_into_struct): Set type alignment
21652 to field alignment if the former is less than the latter.
21654 2008-02-18 Jakub Jelinek <jakub@redhat.com>
21656 * BASE-VER: Set to 4.4.0.
21658 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21660 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
21661 * doc/cfg.texi: Likewise.
21662 * doc/extend.texi: Likewise.
21663 * doc/gty.texi: Likewise.
21664 * doc/invoke.texi: Likewise.
21665 * doc/loop.texi: Likewise.
21666 * doc/md.texi: Likewise.
21667 * doc/passes.texi: Likewise.
21668 * doc/rtl.texi: Likewise.
21669 * doc/sourcebuild.texi: Likewise.
21670 * doc/tm.texi: Likewise.
21671 * doc/tree-ssa.texi: Likewise.
21673 2008-02-17 Richard Guenther <rguenther@suse.de>
21675 PR middle-end/35227
21676 * tree-complex.c (init_parameter_lattice_values): Handle parameters
21677 without default definition.
21679 2008-02-17 Richard Guenther <rguenther@suse.de>
21681 PR tree-optimization/35231
21682 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
21685 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
21688 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21689 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21690 libgcc_cmp_return mode.
21692 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21695 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
21697 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
21699 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
21702 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21704 * doc/c-tree.texi: Use `@.' where appropriate.
21705 * doc/extend.texi: Likewise.
21706 * doc/install.texi: Likewise.
21707 * doc/invoke.texi: Likewise.
21708 * doc/loop.texi: Likewise.
21709 * doc/makefile.texi: Likewise.
21710 * doc/md.texi: Likewise.
21711 * doc/passes.texi: Likewise.
21712 * doc/standards.texi: Likewise.
21713 * doc/tm.texi: Likewise.
21715 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21717 PR middle-end/35196
21718 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
21720 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
21721 rather than in entry_bb.
21723 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21725 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21726 libgcc_cmp_return mode.
21728 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21730 PR middle-end/35130
21731 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
21732 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
21734 2008-02-15 Richard Guenther <rguenther@suse.de>
21735 Zdenek Dvorak <ook@ucw.cz>
21737 PR tree-optimization/35164
21738 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
21739 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
21740 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21741 Only propagate addresses which do not have abnormal SSA_NAMEs
21744 2008-02-15 Joseph Myers <joseph@codesourcery.com>
21747 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
21749 2008-02-15 Jan Hubicka <jh@suse.cz>
21751 PR middle-end/35149
21752 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
21754 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21756 PR middle-end/34621
21757 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
21758 when calculating alignment_pad.
21760 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21762 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
21763 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
21764 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
21765 and STACK_BOUNDARY define.
21767 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
21769 PR preprocessor/35061
21770 * c-pragma.c (handle_pragma_pop_macro): Check that
21771 pushed_macro_table has been allocated.
21773 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
21775 PR middle-end/35136
21776 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
21777 (force_gimple_operand): Likewise.
21778 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
21779 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
21780 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
21781 (find_interesting_uses_address): Check addressability and alignment
21782 of the base expression only after substituting bases of IVs into it.
21784 2008-02-14 Michael Matz <matz@suse.de>
21787 * function.c (instantiate_virtual_regs_in_insn): Reload address
21788 before falling back to reloading the whole operand.
21790 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
21792 * config/s390/s390.c (s390_mainpool_start): Emit the pool
21793 before the first section switch note.
21795 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21797 * doc/bugreport.texi: Update copyright years.
21798 * doc/c-tree.texi: Likewise.
21799 * doc/cfg.texi: Likewise.
21800 * doc/cpp.texi: Likewise.
21801 * doc/cppinternals.texi: Likewise.
21802 * doc/fragments.texi: Likewise.
21803 * doc/frontends.texi: Likewise.
21804 * doc/gcc.texi: Likewise.
21805 * doc/gty.texi: Likewise.
21806 * doc/hostconfig.texi: Likewise.
21807 * doc/implement-c.texi: Likewise.
21808 * doc/libgcc.texi: Likewise.
21809 * doc/loop.texi: Likewise.
21810 * doc/makefile.texi: Likewise.
21811 * doc/options.texi: Likewise.
21812 * doc/passes.texi: Likewise.
21813 * doc/rtl.texi: Likewise.
21814 * doc/sourcebuild.texi: Likewise.
21815 * doc/standards.texi: Likewise.
21816 * doc/tree-ssa.texi: Likewise.
21817 * doc/trouble.texi: Likewise.
21819 * doc/extend.texi: Use @: or add comma where appropriate.
21820 * doc/invoke.texi: Likewise.
21821 * doc/tm.texi: Likewise.
21823 2008-02-14 Alan Modra <amodra@bigpond.net.au>
21826 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
21829 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
21831 * doc/md.texi (clz, ctz): Add reference.
21832 * doc/rtl.texi (clz, ctz): Likewise.
21834 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21837 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
21840 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
21842 * config/s390/s390.c (struct constant_pool): New field
21843 emit_pool_after added.
21844 (s390_mainpool_start): Set the emit_pool_after flag according
21845 to the section switch notes.
21846 (s390_mainpool_finish): Consider emit_pool_after when emitting
21847 the literal pool at the end of the function.
21848 (s390_chunkify_start): Force literal pool splits at section
21851 2008-02-13 Michael Matz <matz@suse.de>
21854 * var-tracking.c (clobber_variable_part): Correctly traverse the
21857 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21860 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
21861 Add -fdump-ipa-inline.
21862 * tree-dump.c (dump_files): Remove tree-inlined dump.
21863 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
21865 2008-02-12 Richard Guenther <rguenther@suse.de>
21867 PR tree-optimization/35171
21868 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
21871 2008-02-12 Richard Guenther <rguenther@suse.de>
21873 PR middle-end/35163
21874 * fold-const.c (fold_widened_comparison): Use get_unwidened in
21875 value-preserving mode. Disallow final truncation.
21877 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
21879 PR middle-end/35136
21880 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
21881 code from here to...
21882 (force_gimple_operand): ...here.
21884 2008-02-12 Jakub Jelinek <jakub@redhat.com>
21887 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
21888 non-compatible pointers.
21889 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
21890 different FIELD_DECLs, try harder by comparing field offsets, sizes
21893 PR inline-asm/35160
21894 * function.c (match_asm_constraints_1): Don't replace the same input
21897 2008-02-12 Anatoly Sokolov <aesok@post.ru>
21899 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
21900 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
21901 (expand_epilogue): Restore RAMPZ register.
21902 * config/avr/avr.md (RAMPZ_ADDR): New constant.
21904 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
21906 * config/i386/cygwin.asm: (__alloca): Correct calling
21907 convention and alignment.
21908 (__chkstk): Force 8 byte stack alignment.
21910 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
21911 Richard Guenther <rguenther@suse.de>
21913 PR tree-optimization/33992
21914 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
21915 the zero we compare against.
21917 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
21919 PR libfortran/35063
21920 * gthr-win32.h (__gthread_mutex_destroy_function): New function
21921 to CloseHandle after unlocking to prevent accumulation of handle
21924 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21926 PR middle_end/34150
21927 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
21928 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
21929 and update LABEL_NUSES during and after reload.
21931 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
21933 PR middle-end/34627
21934 * combine.c (simplify_if_then_else): Make sure the comparison is
21935 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
21937 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
21940 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
21941 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
21942 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
21943 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
21944 * tree.h (get_type_static_bounds): Likewise.
21946 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21948 * doc/invoke.texi (Option Summary, C++ Dialect Options)
21949 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21950 Make -Wfoo language annotations match what the compiler outputs.
21952 2008-02-08 Sa Liu <saliu@de.ibm.com>
21954 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
21955 intrinsics spu_convts, spu_convtu, spu_convtf.
21957 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
21959 * doc/extend.texi (Function Attributes) <noinline>: Mention
21960 asm ("") as method to keep calls.
21962 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21965 * doc/options.texi (Options): Replace references to opts.sh with
21967 * opts-common.c: Likewise.
21968 * optc-gen.awk: Likewise.
21970 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
21972 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
21974 2008-02-07 Richard Henderson <rth@redhat.com>
21977 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
21978 EXPR_LIST for the REG_EQUAL instead of a comparison with a
21981 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
21983 PR tree-optimization/35085
21984 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
21985 for operand entry oe2 in addition to operand entry oe3 in order to
21986 expose more opportunities for vectorizer sum reduction.
21988 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21991 * Makefile.in (LIBS): Remove $(GMPLIBS).
21992 (cc1-dummy, cc1): Add $(GMPLIBS).
21994 2008-02-06 Jan Hubicka <jh@suse.cz>
21997 * i386.md (moddf_integer): Do not produce partial memory stalls for
21998 targets where it hurts.
22000 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22003 * optabs.c (expand_float): Do not check for decimal modes when
22004 expanding unsigned integer through signed conversion.
22006 2008-02-06 Nick Clifton <nickc@redhat.com>
22008 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22009 inside the clobber with a match_operand and duplicated operand
22010 number in the constraint.
22011 (ineqbranchsi): Delete redundant comment.
22013 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22015 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22016 builtin_define ("__USE_INIT_FINI__").
22017 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22019 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22021 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22023 PR documentation/30330
22024 * doc/invoke.texi (C++ Dialect Options)
22025 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22026 For each warning option -Wfoo that allows -Wno-foo, ensure both
22027 -Wfoo and -Wno-foo are listed in the option index. Fix index
22028 entry of -Wswitch-default, index -Wnormalized= including the
22029 `=', and -Wlarger-than-@var{len} including @var{len}.
22031 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22033 * config/i386/i386.md (floatunssisf2): Use
22034 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22035 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22036 Macroize expander using MODEF mode iterator.
22038 2008-02-05 Diego Novillo <dnovillo@google.com>
22040 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22043 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22045 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22048 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22050 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22053 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22054 to indicate if a message should be generated.
22055 (init_cumulative_args): Updated.
22056 (function_value_32): Likewise.
22058 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22060 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22062 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22065 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22066 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22068 2008-02-04 Diego Novillo <dnovillo@google.com>
22070 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22073 * tree-vrp.c (vrp_evaluate_conditional): With
22074 -Wtype-limits, emit a warning when comparing against a
22075 constant outside the natural range of OP0's type.
22077 2008-02-04 Richard Guenther <rguenther@suse.de>
22079 PR middle-end/33631
22080 * expr.c (count_type_elements): Give for unions instead of
22083 2008-02-04 Richard Guenther <rguenther@suse.de>
22085 PR middle-end/35043
22086 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22087 to TYPE_DOMAINs base type instead of using bitsizetype here.
22089 2008-02-03 Jason Merrill <jason@redhat.com>
22091 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22093 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22096 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22097 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22098 (RS/6000 and PowerPC Options): Fix typos and markup.
22099 * doc/passes.texi (Tree-SSA passes): Likewise.
22101 2008-02-02 Michael Matz <matz@suse.de>
22104 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22105 from record_last_reg_set_info.
22106 (record_last_reg_set_info): Take an RTX argument, iterate over all
22107 constituent hardregs.
22108 (record_last_set_info, record_opr_changes): Change calls to
22109 new signature or to record_last_reg_set_info_regno.
22111 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22113 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22115 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22117 PR rtl-optimization/34773
22118 * reg-notes.def (EQUAL): Mention significance of combination of
22119 REG_EQUAL and REG_RETVAL.
22120 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22121 insn that has a REG_RETVAL.
22123 2008-02-01 Roger Sayle <roger@eyesopen.com>
22126 * configure.ac (--enable-fixed-point): Disable unless explicitly
22128 * configure: Regenerate.
22130 2008-02-01 Richard Guenther <rguenther@suse.de>
22133 * invoke.texi (-finline-limit): Remove no longer true parts
22134 of the documentation. Note that there is no default value.
22136 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22137 Mark Mitchell <mark@codesourcery.com>
22138 Ben Elliston <bje@au.ibm.com>
22141 * doc/extend.texi (Other Builtins): Document.
22143 2008-01-31 Tom Browder <tom.browder@gmail.com>
22145 * doc/c-tree.texi (Types): Fix grammar.
22146 (Expression trees): Ditto.
22147 * doc/passes.texi (Tree-SSA passes): Ditto.
22149 * doc/configterms.texi (Configure Terms): Fix typo.
22150 * doc/cpp.texi (Common Predefined Macros): Ditto.
22151 * doc/md.texi (Machine Constraints): Ditto.
22153 * doc/makefile.texi (Makefile): Add comma.
22155 2008-01-31 Tom Browder <tom.browder@gmail.com>
22156 Gerald Pfeifer <gerald@pfeifer.com>
22158 * doc/sourcebuild.texi (Front End): Remove references to CVS
22159 and CVSROOT/modules.
22160 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22161 (Back End): Remove reference to CVS.
22163 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22166 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22168 (mips16_gp_pseudo_reg): ...here.
22169 * config/mips/mips.md (load_const_gp): Replace with...
22170 (load_const_gp_<mode>): ...this :P-based insn.
22172 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22174 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
22175 options. Minor fixes.
22176 (-std): Move reference to standards closer to where language
22177 standards are first mentioned.
22179 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22181 PR rtl-optimization/34995
22182 * reload.c (alternative_allows_const_pool_ref): Take an rtx
22183 parameter and return a bool. If the rtx parameter is nonnull,
22184 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
22185 (find_reloads): Update call accordingly. Pass the new operand
22186 if it needed no address reloads, otherwise pass null.
22188 2008-01-30 Richard Henderson <rth@redhat.com>
22191 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
22192 for unbounded arrays.
22194 2008-01-30 Silvius Rus <rus@google.com>
22196 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
22198 2008-01-30 Jan Hubicka <jh@suse.cz>
22201 * i386.c (init_cumulative_args): Use real function declaration when
22204 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
22206 PR rtl-optimization/34998
22207 * global.c (build_insn_chain): Treat non-subreg_lowpart
22208 SUBREGs of pseudos as clobbering all the words covered by the
22209 SUBREG, not just all the bytes.
22210 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
22211 original df_ref rather than an extract parameter.
22212 (global_conflicts): Update call accordingly.
22214 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
22216 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
22217 the overflow check to make it easier to read.
22218 (__fixtfdi): Change the type of the ll member in union
22219 long_double to UDItype_x.
22221 2008-01-30 Jakub Jelinek <jakub@redhat.com>
22223 PR middle-end/34969
22224 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
22225 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
22226 * tree-inline.c (fold_marked_statements): Call
22227 cgraph_update_edges_for_call_stmt if folding a call statement.
22228 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
22229 debug_generic_stmt calls, reset it back afterwards.
22232 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
22234 * c-typeck.c (build_external_ref): Don't pedwarn about
22235 static vars in current function's scope.
22237 2008-01-29 Joseph Myers <joseph@codesourcery.com>
22239 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
22241 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
22244 * ipa-struct-reorg.c: Fix spelling.
22245 * params.def: Ditto.
22247 2008-01-29 Richard Guenther <rguenther@suse.de>
22249 PR middle-end/35006
22250 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
22252 * tree-inline.c (remap_type): Increment remapping_type_depth
22253 around remapping types.
22254 (copy_body_r): Only add referenced variables if they are referenced
22255 from code, not types.
22257 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
22268 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
22269 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
22271 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
22274 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
22275 pointer for tiny stack.
22277 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22279 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
22281 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22283 * config/vx-common.h: Fix typo in comment.
22285 2008-01-28 Ian Lance Taylor <iant@google.com>
22289 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
22290 coalesce pointers if they have different DECL_NO_TBAA_P values.
22291 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
22292 between variables with different DECL_NO_TBAA_P values.
22294 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
22297 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
22298 are not legitimate small data references on SPE targets.
22300 2008-01-28 David Daney <ddaney@avtrex.com>
22302 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
22304 2008-01-28 David Daney <ddaney@avtrex.com>
22306 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
22308 2008-01-27 Joseph Myers <joseph@codesourcery.com>
22310 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
22311 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
22312 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
22313 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
22314 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
22315 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
22316 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
22317 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
22319 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22321 * basic-block.h (condjump_equiv_p): Fix comment.
22323 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22325 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
22326 print_generic_stmt_indented): Fix comment.
22328 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22330 * configure.ac (__stack_chk_fail): Add detecion for availability
22331 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
22332 * configure: Regenerate.
22334 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
22336 PR middle-end/34688
22337 * final.c (output_addr_const): Handle TRUNCATE.
22339 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
22342 * tree-ssa-loop-ivopts.c (comp_cost): New type.
22343 (zero_cost, infinite_cost): New constants.
22344 (struct cost_pair): Change type of cost to comp_cost.
22345 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
22346 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
22348 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
22349 split_address_cost, ptr_difference_cost, difference_cost,
22350 get_computation_cost_at, get_computation_cost,
22351 determine_use_iv_cost_generic, determine_use_iv_cost_address,
22352 determine_use_iv_cost_condition, determine_use_iv_costs,
22353 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
22354 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
22355 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
22356 Change type of cost to comp_cost.
22357 (determine_iv_cost): Increase cost of non-original ivs, instead
22358 of decreasing the cost of original ones.
22359 (get_address_cost): Indicate the complexity of the addressing mode
22361 (try_add_cand_for): Prefer using ivs not specific to some object.
22362 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
22364 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
22365 Janis Johnson <janis187@us.ibm.com>
22368 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
22369 (TARGET_INSTANTIATE_DECLS): Likewise.
22370 * target.h (expand_to_rtl_hook): New target hook.
22371 (instantiate_decls): Likewise.
22372 * function.c (instantiate_decl): Make non-static. Rename to...
22373 (instantiate_decl_rtl): ... this.
22374 (instantiate_expr): Use instantiate_decl_rtl.
22375 (instantiate_decls_1): Likewise.
22376 (instantiate_decls): Likewise.
22377 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
22378 * function.h (instantiate_decl_rtl): Add prototype.
22379 * cfgexpand.c (target.h): New include.
22380 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
22381 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
22382 (TARGET_INSTANTIATE_DECLS): Likewise.
22383 (TARGET_INITIALIZER): New target hooks added.
22384 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
22386 * config/rs6000/rs6000.c (tree-flow.h): New include.
22387 (machine_function): Add sdmode_stack_slot field.
22388 (rs6000_alloc_sdmode_stack_slot): New function.
22389 (rs6000_instantiate_decls): Likewise.
22390 (rs6000_secondary_memory_needed_rtx): Likewise.
22391 (rs6000_check_sdmode): Likewise.
22392 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
22393 (TARGET_INSTANTIATE_DECLS): Likewise.
22394 (rs6000_hard_regno_mode_ok): Allow SDmode.
22395 (num_insns_constant): Likewise. Handle _Decimal32 constants.
22396 (rs6000_emit_move): Handle SDmode.
22397 (function_arg_advance): Likewise.
22398 (function_arg): Likewise.
22399 (rs6000_gimplify_va_arg): Likewise. Add special handling of
22400 SDmode var args for 32-bit compiles.
22401 (rs6000_secondary_reload_class): Handle SDmode.
22402 (rs6000_output_function_epilogue): Likewise.
22403 (rs6000_function_value): Simplify if statement.
22404 (rs6000_libcall_value): Likewise.
22405 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
22406 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
22407 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
22408 (movsd_hardfloat): New define_insn.
22409 (movsd_softfloat): Likewise.
22410 (movsd_store): Likewise.
22411 (movsd_load): Likewise.
22412 (extendsddd2): Likewise.
22413 (extendsdtd2): Likewise.
22414 (truncddsd2): Likewise.
22415 (movdd_hardfloat64): Fixup comment.
22416 (UNSPEC_MOVSD_LOAD): New constant.
22417 (UNSPEC_MOVSD_STORE): Likewise.
22419 2008-01-26 Jakub Jelinek <jakub@redhat.com>
22422 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
22424 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
22425 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
22426 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
22427 and TRUTH_XOR_EXPR.
22429 2008-01-26 David Edelsohn <edelsohn@gnu.org>
22432 * config.gcc: Separate AIX 5.3 from AIX 6.1.
22433 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22434 __LONGDOUBLE128 too.
22435 * config/rs6000/aix61.h: New file.
22437 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22439 PR rtl-optimization/34959
22440 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
22441 popcount and parity rtxes the same mode as their operand.
22442 Truncate or extend the result to the return value's mode
22445 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22448 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
22449 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
22450 to GOT_VERSION_REGNUM.
22451 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
22452 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
22453 * config/mips/mips.c (mips_emit_call_insn): New function.
22454 (mips_call_tls_get_addr): Call mips_expand_call directly.
22455 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
22457 (mips16_build_call_stub): Likewise. Return the call insn or null.
22458 (mips_expand_call): Update the call to mips16_build_call_stub
22459 accordingly and a remove redundant condition. Assert that MIPS16
22460 stubs do not use lazy binding. Use mips_emit_call_insn and return
22462 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
22464 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
22465 (mips_avoid_hazard): Remove hazard_set handling.
22466 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
22467 (UNSPEC_RESTORE_GP): ...this.
22468 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
22469 (FAKE_CALL_REGNO): Rename to...
22470 (GOT_VERSION_REGNUM): ...this.
22471 (type): Add "ghost" value. Add an associated insn reservation.
22472 (hazard_set): Remove.
22473 (exception_receiver): Rename to...
22474 (restore_gp): ...this and update the unspec identifier accordingly.
22475 (exception_receiver, nonlocal_got_receiver): New expanders.
22476 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
22477 FAKE_CALL_REGNO. Remove hazard_set attribute.
22478 (set_got_version, update_got_version): New patterns.
22480 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
22483 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
22485 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22488 * doc/install.texi2html: Generate gcc-vers.texi.
22490 2008-01-25 DJ Delorie <dj@redhat.com>
22492 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
22494 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22496 * config/c4x: Remove directory.
22497 * config.gcc (crx-*, mt-*): Mark obsolete.
22498 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
22499 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
22500 sh-*-rtemscoff*): Remove cases.
22501 * defaults.h (C4X_FLOAT_FORMAT): Remove.
22502 * real.c (encode_c4x_single, decode_c4x_single,
22503 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
22504 c4x_extended_format): Remove.
22505 * real.h (c4x_single_format, c4x_extended_format): Remove.
22506 * doc/extend.texi (interrupt, naked): Remove mention of attributes
22508 (Pragmas): Remove comment about c4x pragmas.
22509 * doc/install.texi (c4x): Remove target-specific instructions.
22510 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
22511 * doc/md.texi (Machine Constraints): Remove C4x documentation.
22512 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
22513 refer to C4x source files as examples.
22514 (C4X_FLOAT_FORMAT): Remove documentation.
22516 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
22518 * config/bfin/bfin.c (override_options): Reorder tests so that
22519 flag_pic gets enabled for -msep-data.
22521 2008-01-25 Richard Guenther <rguenther@suse.de>
22523 PR middle-end/32244
22524 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
22525 to its bitfield precision if required.
22527 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22529 PR middle-end/33880
22530 * tree-nested.c (walk_omp_for): New function.
22531 (convert_nonlocal_reference, convert_local_reference): Call
22532 walk_omp_for on OMP_FOR.
22533 (convert_call_expr): Call walk_body on OMP_FOR's
22534 OMP_FOR_PRE_INIT_BODY.
22536 2008-01-25 Richard Guenther <rguenther@suse.de>
22538 PR tree-optimization/34966
22539 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
22540 default defs and PHI_NODEs we have to insert after the
22541 defining statement.
22543 2008-01-24 Nick Clifton <nickc@redhat.com>
22545 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
22546 Provide a default definition.
22547 (LIBGCC2_UNITS_PER_WORD): Likewise.
22549 * config/stormy16/stormy16.c: Include df.h for the prototype
22550 for df_regs_ever_live_p.
22551 (xstormy16_expand_builtin_va_start): Convert the stack offset
22552 into a component_ref and then use POINTER_PLUS_EXPR to add it
22553 to the incoming_virtual_args_rtx.
22554 (xstormy16_gimplify_va_arg_expr): Rename to
22555 xstormy16_gimplify_va_arg_expr.
22556 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
22557 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
22558 xstormy16_gimplify_va_arg_expr.
22559 Fix up some formatting issues.
22561 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
22562 Move to predicates.md.
22563 (xs_hi_general_operand): Likewise.
22564 (xs_hi_nonmemory_operand): Likewise.
22565 * config/stormy16/predicates.md:
22566 (xstormy16_carry_plus_operand): New predicate.
22567 (xs_hi_general_operand): New predicate.
22568 (xs_hi_nonmemory_operand): New predicate.
22569 * config/stormy16/stormy16-protos.h:
22570 (xstormy16_carry_plus_operand): Delete prototype.
22571 (xs_hi_general_operand): Likewise.
22572 (xs_hi_nonmemory_operand): Likewise.
22574 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
22575 modifiers as they are no longer needed and they can trigger
22576 reload spill failures.
22578 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
22579 with a match_operand in order to help reload.
22581 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
22582 constraint with 'e' for the 8th alternative as this version of
22583 the mov.w instruction only accepts the lower 8 registers.
22585 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
22588 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
22589 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
22592 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22594 PR middle-end/33333
22595 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
22597 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22599 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
22601 (remove_structure): Update allocations list before removing structure.
22603 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22605 * ipa-struct-reorg.c (is_safe_cond_expr,
22606 create_new_stmts_for_cond_expr): Use integer_zerop function,
22607 that recognize not only zero-pointer, but zero-integer too.
22609 2008-01-25 Ben Elliston <bje@au.ibm.com>
22612 * fixproto: Escape "." in sed expression that strips leading "./".
22614 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
22617 * gcc.c (SWITCH_OK): Removed.
22618 (SWITCH_LIVE): Changed to bit.
22619 (SWITCH_FALSE): Likewise.
22620 (SWITCH_IGNORE): Likewise.
22621 (switchstr): Change live_cond to unsigned int.
22622 (process_command): Replace SWITCH_OK with 0.
22623 (do_self_spec): Likewise.
22624 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
22625 (give_switch): Likewise.
22626 (used_arg): Likewise.
22627 (do_spec_1): Set the SWITCH_IGNORE bit.
22628 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
22629 bits. Set the SWITCH_LIVE bit.
22631 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22633 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
22635 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
22637 PR tree-optimization/34472
22638 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
22639 parameter to a "bool *" and set *DATA to false if there is
22640 an unsafe access. Do not delete the structure here.
22641 (check_cond_exprs): Delete it here instead.
22642 (check_cond_exprs, exclude_cold_structs): Do not increase
22643 I when removing a structure.
22645 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
22648 * config/i386/i386.c (ix86_expand_vector_init): Consider only
22649 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
22651 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
22653 PR middle-end/34934
22654 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
22655 a fixed vector for stack.
22657 2008-01-24 Ben Elliston <bje@au.ibm.com>
22660 * doc/gcc.texi (Software development): Add a direntry for g++.
22662 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
22664 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
22665 stale and straggling -fforce-addr comments above.
22667 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
22669 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
22670 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
22672 2008-01-23 Michael Matz <matz@suse.de>
22675 * dwarf2out.c (force_type_die): Use modified_type_die instead of
22678 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
22680 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
22681 malloc result type.
22683 2008-01-23 Anatoly Sokolov <aesok@post.ru>
22685 * config/avr/avr.c (avr_current_arch): New variable.
22686 (avr_arch_types): Add 'avr31' and 'avr51' entries.
22687 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
22688 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
22689 (avr_override_options): Init 'avr_current_arch'.
22690 (base_arch_s): Move from here...
22691 * config/avr/avr.h (base_arch_s): ... here. Add new members
22692 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
22693 'mega' to 'have_jmp_call'.
22694 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
22695 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
22697 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
22699 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22700 MULTILIB_MATCHES): Ditto.
22702 2008-01-23 Richard Guenther <rguenther@suse.de>
22704 PR middle-end/31529
22705 * cgraphunit.c (cgraph_reset_node): Always mark the node
22706 not reachable if it is not queued already.
22708 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
22710 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
22711 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
22712 (cputype_selected): New static variable.
22713 (bfin_handle_option): Set it if -mcpu is used.
22714 (override_option): Select default set of workarounds if no cpu type
22715 selected on the command line.
22716 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
22718 From Michael Frysinger <michael.frysinger@analog.com>
22719 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
22720 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
22722 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
22723 for bf547, bf523, bf524, and bf526.
22724 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
22726 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
22727 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
22728 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
22729 __ADSPBF547__ and __ADSPBF54x__ for bf547.
22730 * doc/invoke.texi (Blackfin Options): Document that
22731 -mcpu now accept bf547, bf523, bf524, and bf526.
22733 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
22735 PR rtl-optimization/34628
22736 * combine.c (try_combine): Stop and undo after the first combination
22737 if an autoincrement side-effect on the first insn has effectively
22740 2008-01-22 David Edelsohn <edelsohn@gnu.org>
22743 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
22744 Offset addresses are not valid for Altivec or paired float modes.
22746 2008-01-22 Jakub Jelinek <jakub@redhat.com>
22749 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
22750 if DECL_INITIAL (decl) is error_mark_node.
22753 * c-common.c (handle_vector_size_attribute): Only allow
22754 integral, scalar float and fixed point types. Handle OFFSET_TYPE
22755 the same way as pointer, array etc. types.
22756 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
22759 * tree.c (build_type_attribute_qual_variant): Call
22760 build_qualified_type if attributes are equal, but quals are not.
22762 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22765 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
22766 * flags.h (warn_strict_aliasing): Remove.
22767 (warn_strict_overflow): Remove.
22768 * opts.c (warn_strict_aliasing): Remove.
22769 (warn_strict_overflow): Remove.
22770 * c-opts.c (c_common_handle_option): -Wall only sets
22771 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
22772 (c_common_post_options): Give default values to -Wstrict-aliasing
22773 and -Wstrict-overflow if they are uninitialized.
22774 * common.opt (Wstrict-aliasing): Specify Var and Init.
22775 (Wstrict-overflow): Likewise.
22777 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
22779 PR rtl-optimization/26854
22780 PR rtl-optimization/34400
22781 PR rtl-optimization/34884
22782 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
22784 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
22785 (df_rd_bb_info.expanded_lr_out): Deleted
22786 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
22787 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
22788 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22789 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22790 Removed code to allocate, initialize or free expanded_lr_out.
22791 (df_rd_bb_local_compute_process_def): Restructured to make more
22793 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
22794 sets if the sets are being trimmed.
22796 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
22799 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
22800 (as_vers): Likewise.
22801 * configure: Regenerated.
22803 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22805 PR middle-end/33092
22806 * tree-pass.h (pass_build_alias): New pass.
22807 * tree-ssa-alias.c (gate_build_alias): New.
22808 (pass_build_alias): New.
22809 * passes.c (init_optimization_passes): Add pass_build_alias after
22810 pass_create_structure_vars.
22812 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
22814 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
22815 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
22816 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
22817 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
22818 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
22819 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
22820 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
22821 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
22822 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
22823 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
22824 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
22825 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
22826 * config/s390/s390.md (FP_ALL): New mode iterator.
22827 (_d): New mode attribute.
22828 ("*signbit<mode>2>"): Changed mode of first operand.
22829 ("isinf<mode>2"): Changed mode of first operand.
22830 ("*TDC_insn"): Adaptation for DFP modes.
22832 2008-01-22 Ben Elliston <bje@au.ibm.com>
22834 * tree.c (check_qualified_type): Improve function description.
22836 2008-01-21 Jason Merrill <jason@redhat.com>
22839 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
22840 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
22843 2008-01-21 DJ Delorie <dj@redhat.com>
22845 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
22848 2008-01-21 Richard Guenther <rguenther@suse.de>
22850 PR middle-end/34856
22851 * tree-cfg.c (verify_expr): Allow all invariant expressions
22852 instead of just constant class ones as reference argument.
22853 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
22854 like any other constant.
22855 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
22857 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
22859 * regmove.c (fixup_match_1): Update call crossed frequencies.
22861 2008-01-21 Richard Guenther <rguenther@suse.de>
22864 * tree-inline.c (setup_one_parameter): Deal with mismatched
22865 types using a VIEW_CONVERT_EXPR.
22867 2008-01-21 Alon Dayan <alond@il.ibm.com>
22868 Olga Golovanevsky <olga@il.ibm.com>
22870 PR tree-optimization/34701
22871 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
22872 when the structure size is not a power of 2.
22874 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
22876 * doc/install.texi: Add doc for --enable-checking=df.
22878 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
22880 PR rtl-optimization/34808
22881 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
22883 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22885 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
22888 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
22890 PR rtl-optimization/26854
22891 PR rtl-optimization/34400
22892 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
22894 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
22895 (df_rd_bb_info.expanded_lr_out): New.
22896 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
22897 * loop_iv.c (iv_analysis_loop_init): Ditto.
22898 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22899 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22900 Added code to allocate, initialize or free expanded_lr_out.
22901 (df_rd_bb_local_compute_process_def): Restructured to make
22902 more understandable.
22903 (df_rd_confluence_n): Add code to do nothing with fake edges and
22904 code to no apply invalidate_by_call sets if the sets are being trimmed.
22905 (df_lr_local_finalize): Renamed to df_lr_finalize.
22906 (df_live_local_finalize): Renamed to df_live_finalize.
22908 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22911 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
22912 deciding whether to use reciprocal instructions.
22914 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
22916 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
22917 dwarf2out_note_section_used if cold_text_section is NULL.
22919 2008-01-19 Jakub Jelinek <jakub@redhat.com>
22921 PR gcov-profile/34610
22922 * tree-cfg.c (make_edges): Mark both outgoing edges from
22923 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
22924 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
22925 from OMP_FOR and OMP_CONTINUE outgoing edges.
22927 * tree-profile.c (tree_profiling): Return early if
22928 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
22930 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
22931 from cfun to child_cfun.
22932 * function.h (struct function): Add after_tree_profile bit.
22934 2008-01-19 Anatoly Sokolov <aesok@post.ru>
22936 * config/avr/avr.S (_exit): Disable interrupt.
22938 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
22939 Steven Bosscher <stevenb.gcc@gmail.com>
22941 PR rtl-optimization/26854
22942 PR rtl-optimization/34400
22943 * df-problems.c (df_live_scratch): New scratch bitmap.
22944 (df_live_alloc): Allocate df_live_scratch when doing df_live.
22945 (df_live_reset): Clear the proper bitmaps.
22946 (df_live_bb_local_compute): Only process the artificial defs once
22947 since the order is not important.
22948 (df_live_init): Init the df_live sets only with the variables
22949 found live by df_lr.
22950 (df_live_transfer_function): Use the df_lr sets to prune the
22951 df_live sets as they are being computed.
22952 (df_live_free): Free df_live_scratch.
22954 2008-01-18 Ian Lance Taylor <iant@google.com>
22956 * common.opt: Add fmerge-debug-strings.
22957 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
22958 flag_merge_debug_strings rather than flag_merge_constants.
22959 * doc/invoke.texi (Option Summary): Mention
22960 -fmerge-debug-strings.
22961 (Debugging Options): Document -fmerge-debug-strings.
22963 2008-01-18 Ian Lance Taylor <iant@google.com>
22966 * tree.h (DECL_IS_OPERATOR_NEW): Define.
22967 (struct tree_function_decl): Add new field operator_new_flag.
22968 * tree-inline.c (expand_call_inline): When inlining a call to
22969 operator new, force the return value to go into a variable, and
22970 set DECL_NO_TBAA_P on that variable.
22971 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
22973 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
22976 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
22977 DWARF2_DEBUGGING_INFO.
22978 (dwarf2out_note_section_used): Ditto. Add prototype.
22979 (have_multiple_function_sections, text_section_used,
22980 cold_text_section_used, *cold_text_sections): Move declarations
22983 2008-01-17 Bob Wilson <bob.wilson@acm.org>
22985 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
22986 field and add signal_ra.
22987 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
22988 assignments to frame state pc. Move end of stack check after
22989 MD_FALLBACK_FRAME_STATE_FOR.
22990 (uw_update_context_1): Use frame state signal_regs if set, instead
22991 of checking signal_frame flag.
22992 (uw_update_context): Use frame state signal_ra if set.
22993 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
22994 * config/xtensa/linux-unwind.h: New file.
22996 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
22998 * modulo-sched.c (get_sched_window): Fix comment typo.
23000 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23002 PR tree-optimization/34648
23003 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23005 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23007 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23008 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23010 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23012 PR rtl-optimization/34400
23013 * df-core.c (df_worklist_dataflow_overeager,
23014 df_worklist_dataflow_doublequeue): New functions.
23015 (df_worklist_dataflow): Two different worklist solvers.
23016 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23019 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23022 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23023 and ftree-parallelize-loops.
23025 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23027 PR rtl-optimization/34826
23028 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23030 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23032 * global.c (find_reg): Mark the eh regs as used if necessary.
23033 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23034 * ra.h (struct allocno): no_eh_reg field added. Changed
23035 no_stack_reg type to bitfield.
23037 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23039 * tree.c (substitute_in_expr): Add missing 'break'.
23041 2008-01-17 Richard Guenther <rguenther@suse.de>
23043 PR tree-optimization/34825
23044 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23045 x / x as division to handle.
23047 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23049 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23050 "-pthread" is specified.
23051 * pa-hpux11.h (LIB_SPEC): Likewise.
23053 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23054 Peter Bergner <bergner@vnet.ibm.com>
23056 PR rtl-optimization/33796
23057 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23059 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23061 PR libgfortran/34699
23062 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23064 * pa-hpux10.h (LINK_SPEC): Likewise.
23065 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23067 2008-01-16 Richard Guenther <rguenther@suse.de>
23069 PR middle-end/32628
23070 * fold-const.c (fold_convert_const_int_from_int): Do not
23071 set overflow if that occured only because of a sign extension
23072 change when converting from/to a sizetype with the same
23073 precision and signedness.
23075 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23078 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23079 location address to the correct place. Update copyright year.
23081 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23083 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23084 no dependences in the dependence_relations vector.
23086 2008-01-16 Jan Hubicka <jh@suse.cz>
23088 PR rtl-optimization/31396
23089 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23090 * cfg.c (dump_reg_info): Print it.
23091 * regs.h (struct reg_info_t): add freq_calls_crossed.
23092 (REG_FREQ_CALLS_CROSSED): New macro.
23093 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23094 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23095 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23096 regmove_optimize): Update call crossed frequencies.
23097 * local-alloc.c (struct qty): Add freq_calls_crossed.
23098 (alloc_qty): Copute freq_calls_crossed.
23099 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23100 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23101 * ra.h (struct allocno): Add freq_calls_crossed.
23103 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23105 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23106 libgomp when compiling with ftree-parallelize-loops.
23107 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23109 2008-01-16 Richard Guenther <rguenther@suse.de>
23111 PR tree-optimization/34769
23112 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23113 * tree.c (int_cst_value): Instead make this function more
23114 permissive in what it accepts as valid input. Document this
23115 function always sign-extends the value.
23117 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23118 Richard Guenther <rguenther@suse.de>
23121 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23122 (gimple_fold_indirect_ref_rhs): ... this.
23123 (gimple_fold_indirect_ref): New function with foldings
23124 that preserve lvalueness.
23125 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23126 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23127 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23128 to fold an INDIRECT_REF, fall back to the old use of
23129 fold_indirect_ref_1.
23131 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23133 * tree-data-ref.c (subscript_dependence_tester_1): Call
23134 free_conflict_function.
23135 (compute_self_dependence): Same.
23137 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23140 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23141 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23143 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23144 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23145 for DWARF2_UNWIND_INFO targets.
23147 2008-01-16 Richard Guenther <rguenther@suse.de>
23150 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23151 type qualifiers for function types.
23153 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23155 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
23156 loop_iterator li from previous commit.
23158 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23160 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23162 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23164 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23165 (parallelize_loops): Don't parallelize irreducible components.
23167 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23170 * c-opts (c_common_post_options): Do not enable CPP
23171 flag_pedantic_errors by default.
23173 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
23175 PR rtl-optimization/31944
23176 * cse.c (remove_pseudo_from_table): New function.
23177 (merge_equiv_classes): Use above function to remove pseudo-registers.
23178 (invalidate): Likewise.
23180 2008-01-13 Richard Guenther <rguenther@suse.de>
23182 PR middle-end/34601
23183 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
23184 instead of TYPE_MODE to deal with calls from expand_one_error_var.
23186 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
23188 * gcse.c (cprop_jump): Call validate_unshare_change instead of
23189 validate_change to unshare the source of the PC set.
23191 2008-01-12 Jan Hubicka <jh@suse.cz>
23193 PR middle-end/32135
23194 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
23195 references above array bounds. This might trigger bounds checks for
23196 pointers to arrays.
23198 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23200 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
23201 new_replaceable_dependencies.
23203 2008-01-12 Doug Kwan <dougkwan@google.com>
23205 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
23206 instead of OPT_Wreturn_type in warning due to ignored return type
23208 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
23209 options included in -Wextra.
23210 * c.opt: New option -Wignored_qualifiers.
23211 * doc/invoke.texi (Warning Options, -Wextra): Add new option
23212 -Wignore_qualifiers.
23213 (-Wignored-qualifiers): Document.
23214 (-Wreturn-type): Remove description of functionality now handled
23215 by -Wignored-qualifiers.
23217 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
23220 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
23221 NOP_EXPR if it is between integral types with the same precision.
23223 2008-01-12 Jan Hubicka <jh@suse.cz>
23226 * invoke.texi (max-inline-recursive-depth): Fix default value.
23228 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
23230 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
23233 2008-01-11 Bob Wilson <bob.wilson@acm.org>
23235 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
23237 2008-01-11 James E. Wilson <wilson@specifix.com>
23240 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
23242 2008-01-11 Anatoly Sokolov <aesok@post.ru>
23244 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
23245 save/restore frame pointer register and don't use 'call-prologues'
23246 optimization in function with "OS_task" attribute.
23248 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
23250 PR middle-end/31309
23251 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
23252 when copying to memory.
23254 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
23256 PR rtl-optimization/30905
23257 * cfgcleanup.c: Include dce.h
23258 (crossjumps_occured): New global variable.
23259 (try_crossjump_bb): Exit loop after finding a fallthru edge.
23260 If something changed, set crossjumps_occured to true.
23261 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
23262 Don't add/remove fake edges to exit here...
23263 (cleanup_cfg): ...but do it here, when crossjumping.
23264 Run a fast DCE when successful crossjumps occured in the latest
23265 iteration of try_optimize_cfg.
23267 2008-01-11 Richard Guenther <rguenther@suse.de>
23269 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
23270 (struct vn_unary_op_s): Likewise.
23271 (vn_reference_insert): Free old reference on hash collision.
23273 2008-01-10 Raksit Ashok <raksit@google.com>
23275 PR rtl-optimization/27971
23276 * combine.c (find_split_point): Split PLUS expressions which are
23277 inside a MEM rtx, and whose first operand is complex.
23279 2008-01-10 DJ Delorie <dj@redhat.com>
23281 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
23282 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
23283 (m32c_hard_regno_ok): Call the underlying function.
23285 2008-01-10 Richard Guenther <rguenther@suse.de>
23287 PR middle-end/34683
23288 * tree-cfg.c (tree_merge_blocks): Do not go through the
23289 full-blown folding and stmt updating path if we just deal
23290 with virtual operands.
23291 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
23292 test for abnormal SSA_NAMEs.
23294 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
23296 PR middle-end/34641
23297 * reload.c (push_reload): Add assertions. All constants from
23298 reg_equiv_constant should have been used for replacing the respective
23300 (find_reloads_address): Invoke find_reloads_address_part for
23301 constant taken from the reg_equiv_constant array.
23303 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
23305 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
23306 field (valnum) the first in the struct. Replace bools with
23309 2008-01-10 Richard Guenther <rguenther@suse.de>
23311 PR tree-optimization/34651
23312 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
23313 types and ordering for masking and converting.
23315 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
23317 PR tree-optimization/34017
23318 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
23319 also for PHI_NODE expressions.
23321 2008-01-09 Jan Hubicka <jh@suse.cz>
23323 PR tree-optimization/34708
23324 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
23325 based on number of case labels.
23326 (init_inline_once): Remove switch_cost.
23327 * tree-inline.h (eni_weights_d): Remove switch_cost.
23329 2008-01-09 Richard Guenther <rguenther@suse.de>
23330 Andrew Pinski <andrew_pinski@playstation.sony.com>
23332 PR middle-end/30132
23333 * gimplify.c (gimplify_cond_expr): Do not create an addressable
23334 temporary if an rvalue is ok or an lvalue is not required.
23336 2008-01-09 Richard Guenther <rguenther@suse.de>
23338 PR middle-end/34458
23339 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
23340 adjust return type.
23342 2008-01-09 Richard Guenther <rguenther@suse.de>
23344 PR middle-end/34679
23345 * tree.c (host_integerp): Check for sizetype only if the
23346 type is an integer type.
23348 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
23351 * opts.c (decode_options): Disable inlining of functions called
23352 once if not in unit-at-a-time mode.
23354 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
23356 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
23358 2008-01-08 Richard Guenther <rguenther@suse.de>
23360 PR middle-end/31863
23361 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
23362 out early if the result will be unused.
23364 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23369 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23370 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23373 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
23375 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
23376 for vectorization tuned.
23378 2008-01-08 Richard Guenther <rguenther@suse.de>
23380 PR tree-optimization/34683
23381 * tree-ssa-operands.c (operand_build_cmp): Export.
23382 * tree-ssa-operands.h (operand_build_cmp): Declare.
23383 * tree-vn.c (vuses_compare): Remove.
23384 (sort_vuses): Use operand_build_cmp.
23385 (sort_vuses_heap): Likewise.
23386 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
23387 to re-use old VEC if available. Do not sort already sorted VUSEs.
23388 (vdefs_to_vec): Do not sort already sorted VDEFs.
23390 2008-01-08 Jakub Jelinek <jakub@redhat.com>
23392 PR middle-end/34694
23393 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
23395 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23398 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
23399 limitations of reciprocal sequences on x86 targets.
23401 2008-01-08 Richard Guenther <rguenther@suse.de>
23403 PR tree-optimization/34683
23404 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
23406 2008-01-07 Jakub Jelinek <jakub@redhat.com>
23409 * config/darwin.c (darwin_mergeable_string_section): Don't use
23410 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
23412 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
23415 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
23416 negxf2. Macroize expander using X87MODEF mode iterator. Change
23417 predicates of op0 and op1 to register_operand.
23418 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
23419 expander using X87MODEF mode iterator. Change predicates of
23420 op0 and op1 to register_operand.
23421 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
23422 corresponding patterns and macroize using MODEF macro. Change
23423 predicates of op0 and op1 to register_operand and remove
23424 "m" constraint. Disparage "r" alternative with "!".
23425 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
23426 macroize using X87MODEF macro. Change predicates of op0 and op1
23427 to register_operand and remove "m" constraint. Disparage "r"
23428 alternative with "!".
23429 (absneg splitter with memory operands): Remove.
23430 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
23431 patterns and macroize using X87MODEF mode iterator.
23432 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
23433 Change predicate of op1 to register_operand.
23434 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
23435 for memory operands.
23437 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
23439 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
23441 2008-01-07 Richard Guenther <rguenther@suse.de>
23443 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
23446 2008-01-07 Richard Guenther <rguenther@suse.de>
23448 PR tree-optimization/34683
23449 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
23450 VOPs of the needed size to save memory. Use VEC_quick_push
23451 to save compile-time.
23452 (vdefs_to_vec): Likewise.
23454 2008-01-07 Sa Liu <saliu@de.ibm.com>
23456 * config/spu/spu.md (divdf3): Genetate inline code for double
23457 division. The implementation doesn't handle INF or NAN, therefore it
23458 only applies when -ffinite-math-only is given.
23460 2008-01-06 Paolo Carlini <pcarlini@suse.de>
23463 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
23464 * doc/cpp.texi ([Common Predefined Macros]): Document.
23466 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
23468 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
23469 order to use commutative addition instead of subtraction.
23471 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23472 Mircea Namolaru <namolaru@il.ibm.com>
23473 Vladimir Yanovsky <yanov@il.ibm.com>
23474 Revital Eres <eres@il.ibm.com>
23476 PR tree-optimization/34263
23477 * tree-outof-ssa.c (process_single_block_loop_latch,
23478 contains_tree_r): New functions.
23479 (analyze_edges_for_bb): Call process_single_block_loop_latch
23480 function to empty single-basic-block latch block if possible.
23482 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23484 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23486 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
23488 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23490 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
23492 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23494 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
23496 2008-01-05 Jakub Jelinek <jakub@redhat.com>
23498 PR tree-optimization/34618
23499 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
23502 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23505 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
23506 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
23507 Update copyright year.
23509 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
23510 Update copyright year.
23511 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
23514 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
23516 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
23517 edge does not point to current bb before changing need_assert.
23519 2008-01-04 Richard Guenther <rguenther@suse.de>
23521 PR middle-end/34029
23522 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
23523 for verifying purposes if they are is_gimple_min_invariant.
23525 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
23527 PR tree-optimization/34448
23528 PR tree-optimization/34465
23529 * gimplify.c (gimplify_init_constructor): Add new parameter
23530 notify_temp_creation. Use it.
23531 (gimplify_modify_expr_rhs): Take volatiles into account when
23532 optimizing constructors.
23533 Do not optimize constructors if gimplify_init_constructor will dump to
23535 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
23536 * gcc.c-torture/compile/pr34448.c: New.
23538 2008-01-04 Jakub Jelinek <jakub@redhat.com>
23540 PR gcov-profile/34609
23541 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
23542 return_slot if result is TREE_ADDRESSABLE.
23544 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
23546 * config/mips/mips.md (sqrt_condition): Tweak comment.
23547 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
23549 2008-01-03 Tom Tromey <tromey@redhat.com>
23552 * c-common.c (c_type_hash): Handle VLAs.
23554 2008-01-03 Jan Hubicka <jh@suse.cz>
23556 PR tree-optimization/31081
23557 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
23558 0 when inlining and not inlining to first basic block.
23559 (remap_decl): When var is initialized to 0, don't set default_def.
23560 (expand_call_inline): Set entry_bb.
23561 * tree-inline.h (copy_body_data): Add entry_bb.
23563 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23566 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
23569 PR tree-optimization/29484
23570 * tree-inline.c (inline_forbidden_p_2): New function.
23571 (inline_forbidden_p): Disallow inlining if some static var
23572 has an address of a local LABEL_DECL in its initializer.
23573 * doc/extend.texi (Labels as Values): Document &&foo behaviour
23576 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
23578 PR tree-optimization/34635
23579 * tree-data-ref.c (add_other_self_distances): Make sure that the
23580 evolution step is constant.
23582 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23584 PR middle-end/34608
23585 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
23587 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
23589 * tree-sra.c (scalarize_init): Insert the generate_element_init
23590 statements after the generate_element_zero statements.
23592 2008-01-02 Richard Guenther <rguenther@suse.de>
23594 PR middle-end/34093
23595 PR middle-end/31976
23596 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
23597 for very large number of operands instead of ICEing.
23599 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
23602 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
23603 while stack probing.
23605 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
23607 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
23610 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
23612 PR libmudflap/26442
23613 * tree-mudflap.c (mx_register_decls): Guard warning by
23614 !DECL_ARTIFICIAL check.
23616 2008-01-01 Jakub Jelinek <jakub@redhat.com>
23618 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
23619 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
23620 sse5_perm<mode>): Fix constraints.