1 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3 * tree-outof-ssa.c (eliminate_useless_phis): fix formatting.
4 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
6 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
8 PR tree-optimization/37102
9 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
10 from a node. Check to see if another PHI is dead.
11 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
12 remove real PHIs which have no uses.
13 (rewrite_out_of_ssa): Call eliminate_useless_phis.
15 2008-09-18 Richard Guenther <rguenther@suse.de>
18 * tree-cfg.c (remove_useless_stmts_1): Remove
19 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
21 2008-09-18 Nick Clifton <nickc@redhat.com>
23 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
24 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
25 to frv_secondary_reload_class.
26 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
27 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
28 (frv_secondary_reload_class): Omit unused parameter.
29 (frv_secondary_reload): New function. Handle the case when
30 secondary_reload_class() is called before the reload_(in|out)
31 _optabs have been initialised.
32 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
34 * config/frv/frv.md: Define an exclusion set between fr550_m0
37 2008-09-18 Richard Guenther <rguenther@suse.de>
39 PR tree-optimization/37456
40 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
41 want to insert after ends a BB insert on the single fallthru
44 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
46 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
47 Mention -march=z9-109, z9-ec and z10.
49 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
51 PR rtl-optimization/37544
52 * regrename.c (maybe_mode_change): Exit early when copy_mode
53 is narrower than orig_mode and narrower than new_mode.
55 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
58 * sched-int.h (struct _haifa_insn_data): Remove unused field
61 * sched-rgn.c (ref_counts): Remove.
62 (insn_referenced): New static variable.
63 (INSN_REF_COUNT): Remove.
64 (sched_run_compute_dependencies): Use insn_referenced instead of
66 (add_branch_dependences): Likewise. Delete dead assignment.
68 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
70 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
71 consumer is an asm. Add comment why this is important.
72 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
73 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
76 2008-09-17 Joseph Myers <joseph@codesourcery.com>
78 * expr.c (emit_group_store): Do not shift before moving via a
81 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
83 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
84 from aggregate to non-aggregate type if the bit pattern is not fully
87 2008-09-17 Richard Guenther <rguenther@suse.de>
89 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
90 (verify_gimple_assign): ... this. Split into ...
91 (verify_gimple_assign_unary): ... this,
92 (verify_gimple_assign_binary): ... that,
93 (verify_gimple_assign_single): ... and this.
94 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
95 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
96 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
97 (verify_types_in_gimple_reference): Be forgiving with
99 (verify_gimple_phi): Deal with virtual operands.
101 * tree.def (PREDICT_EXPR): Change to tcc_expression.
103 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
105 * tree.c (get_callee_fndecl): Don't call the language hook.
106 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
107 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
108 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
110 2008-09-17 Jakub Jelinek <jakub@redhat.com>
112 * tree.c (protected_set_expr_location): Don't unnecessarily
113 check for error_mark_node.
115 2008-09-17 Art Haas <ahaas@impactweather.com>
117 * ipa-reference.c (analyze_function): Declare step only if
118 ENABLE_CHECKING is defined.
120 2008-09-17 Jan Hubicka <jh@suse.cz>
123 * tree.h (DECL_INLINE): remove.
124 (DECL_DECLARED_INLINE_P): Update docs.
125 (DECL_NO_INLINE_WARNING_P): new.
126 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
127 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
129 2008-09-17 Jakub Jelinek <jakub@redhat.com>
130 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
133 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
136 2008-09-17 Jan Hubicka <jh@suse.cz>
138 * ipa-reference.c (ipa_obstack): Remove.
139 (local_info_obstack, global_info_obstack): New.
140 (add_static_var): We now handle variables only.
141 (mark_address_taken, mark_load, mark_store): New functions based on ...
142 (check_operand): ... remove.
143 (get_asm_stmt_operands): Rename to ...
144 (check_asm_memory_clobber): ... this. Look only for memory clobber.
145 (scan_stmt_for_static_refs): Rewrite.
146 (scan_op_for_static_refs): Rename to ...
147 (scan_initializer_for_static_refs): do not look for VAR_DECL
148 initializers; stop recursion on types and decls.
149 (ipa_init): Use proper obstacks.
150 (analyze_variable): Use scan_initializer_for_static_refs.
151 (init_function_info): Use local obstack.
152 (analyze_function): Simplify.
153 (add_new_function): We don't need visited_nodes obstack.
154 (generate_summary): Use proper obstacks; cleanup after propagation.
156 2008-09-17 Richard Guenther <rguenther@suse.de>
159 PR tree-optimization/37491
160 * alias.c (get_alias_set): Use the canonical type.
161 * tree-vect-transform.c (vectorizable_store): Use the type of
162 the lhs for the vector type. Adjust checking.
163 (vectorizable_load): Adjust checking.
165 2008-09-16 Jakub Jelinek <jakub@redhat.com>
166 Adam Nemet <anemet@caviumnetworks.com>
168 PR rtl-optimization/37483
169 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
170 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
171 Rearrange code to better match the original comment. Check
172 t_unconditional first. Improve comment.
174 2008-09-16 Jakub Jelinek <jakub@redhat.com>
177 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
178 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
181 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
182 GIMPLE_TRY if cleanup sequence is empty.
184 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
187 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
188 eliminate IV if the cost are the same.
190 2008-09-16 Richard Guenther <rguenther@suse.de>
193 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
196 2008-09-16 Richard Guenther <rguenther@suse.de>
198 PR tree-optimization/37508
199 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
201 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
203 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
205 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
207 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
208 use gen_floatdidf2 directly.
209 (floatunssidf2): Likewise.
210 (floatsidf_ppc64_mfpgpr): Remove.
211 (floatsidf_ppc64): Remove.
212 (floatunssidf_ppc64): Remove.
214 2008-09-15 Jakub Jelinek <jakub@redhat.com>
216 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
217 rather than update_cost_queue.
219 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
220 in every call starting with the second one, instead of only when
221 alias_bitmap_obstack.elements != NULL.
223 * tree-predcom.c (filter_suitable_components): Free all refs in
224 act->refs vector before calling release_component.
225 (add_ref_to_chain): Free ref if not adding it to chain->refs.
227 * tree-data-ref.c (free_subscripts): Free all subscript objects.
229 * tree-loop-linear.c (linear_transform_loops): Initialize
230 lambda_obstack only after calling perfect_loop_nest_depth.
231 Goto free_and_continue instead of just continue for later failures.
234 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
237 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
239 2008-09-14 Andreas Schwab <schwab@suse.de>
241 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
243 2008-09-14 Jan Hubicka <jh@suse.cz>
245 * invoke.texi (-fconserve-stack): Document.
246 * opts.c (decode_options): Handle conserve_stack.
247 * common.opt (fconvserve_stack): New.
249 2008-09-14 David Edelsohn <edelsohn@gnu.org>
251 * config.host: Add x-aix to host_xmake_file.
252 * config/rs6000/t-aix52: Do not override LDFLAGS.
253 * config/rs6000/x-aix: New file.
255 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
261 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
262 is not recognized as a valid register usage. Allow REG_X to be used
264 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
265 forces a reload when using a base register.
267 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
269 * config/i386/cygming-crtend.c (register_frame_ctor): If
270 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
271 directly with atexit.
272 (deregister_frame_ctor): Rename to ...
273 (deregister_frame_dtor): Use to call __gcc_deregister_frame
274 if !DEFAULT_USE_CXA_ATEXIT.
276 2008-09-13 Jan Hubicka <jh@suse.cz>
278 * cgraph.c: Include value-prof.h
279 * Makefile.in (cgraph.o): Add value-prof.h dependency.
281 2008-09-13 Jan Hubicka <jh@suse.cz>
284 * tree-profile.c (add_abnormal_goto_call_edges): New function.
285 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
286 tree_gen_one_value_profiler, tree_gen_average_profiler,
287 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
289 2008-09-13 Jan Hubicka <jh@suse.cz>
291 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
292 too many bytes on misalligned blocks.
294 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
296 * doc/cfg.texi: Fix some typos.
297 * doc/extend.texi: Likewise.
298 * doc/install.texi: Likewise.
299 * doc/invoke.texi: Likewise.
300 * doc/rtl.texi: Likewise.
301 * doc/tree-ssa.texi: Likewise.
303 2008-09-13 Richard Guenther <rguenther@suse.de>
306 * tree-nested.c (finalize_nesting_tree_1): Generate valid
307 gimple stores for memory rhs.
309 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
311 PR rtl-optimization/37489
312 * cse.c (fold_rtx): Don't return const_true_rtx for float
313 compare if FLOAT_STORE_FLAG_VALUE is undefined.
315 2008-09-13 Jan Hubicka <jh@suse.cz>
317 PR tree-optimization/37392
318 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
320 2008-09-13 Martin Jambor <mjambor@suse.cz>
321 Jan Hubicka <jh@suse.cz>
323 * cgraph.c (free_edges): New variable.
324 (NEXT_FREE_EDGE): New macro.
325 (cgraph_free_edge): New function.
326 (cgraph_remove_edge): Call cgraph_remove_edge_1.
327 (cgraph_node_remove_callees): Likewise.
328 (cgraph_node_remove_callers): Likewise.
329 (cgraph_create_edge): Reuse edges from the free list. Do not
330 update uid if doing so.
331 (cgraph_remove_*_hook): Add free call.
333 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
335 * ira-color.c (conflict_allocno_vec): Delete.
336 (update_cost_queue_elem): New structure.
337 (update_cost_queue): New variable.
338 (update_cost_queue_tail): Likewise.
339 (update_cost_queue_elems): Likewise.
340 (allocno_update_cost_check): Delete.
341 (initiate_cost_update): Allocate update_cost_queue_elems
342 instead of allocno_update_cost_check.
343 (finish_cost_update): Update the free()s accordingly.
344 (start_update_cost): New function.
345 (queue_update_cost): Likewise.
346 (get_next_update_cost): Likewise.
347 (update_copy_costs_1): Inline into...
348 (update_copy_costs): ...here. Use a queue instead of recursive calls.
349 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
350 once we've established they are equal. Don't allocate update
351 costs if there is nothing to add to them.
352 (update_conflict_hard_regno_costs): Remove ALLOCNO and
353 DIVISOR arguments. Use a queue instead of recursive calls;
354 process all the allocnos in the initial queue, rather than
356 (assign_hard_reg): Use queue_update_cost instead of
357 conflict_allocno_vec. Queue coalesced allocnos instead
358 of calling update_conflict_hard_regno_costs for each one.
359 Just call update_conflict_hard_regno_costs once for the
361 (ira_color): Remove conflict_allocno_vec handling.
363 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
365 PR tree-optimization/37484
366 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
367 (save_var_name): Same.
368 (initialize_cloog_names): Same.
369 (initialize_cloog_names): Same.
371 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
373 * tree-scalar-evolution.c (set_instantiated_value): Set
376 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
380 * ira-build.c (common_loop_tree_node_dominator): Remove.
381 (copy_live_ranges_to_removed_store_destinations): New function.
382 (regno_top_level_allocno_map): Move to top level from ...
383 (ira_flattening): ... here. Use
384 copy_live_ranges_to_removed_store_destinations.
386 * ira-emit.c (generate_edge_moves): Fix a comment.
388 2008-09-12 Anatoly Sokolov <aesok@post.ru>
391 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
392 scratch register after 'set' pattern.
394 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
396 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
397 information passed to mark_reg_pointer.
398 * explow.c (force_reg): Likewise.
400 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
402 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
403 when building for the celledp architecture.
405 2008-09-12 Richard Guenther <rguenther@suse.de>
407 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
409 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
411 PR rtl-optimization/37424
412 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
413 the regnos instead of the addresses.
415 2008-09-11 Janis Johnson <janis187@us.ibm.com>
417 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
419 2008-09-11 Richard Guenther <rguenther@suse.de>
421 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
422 entering the weaker equivalence recording.
424 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
426 2008-09-11 Jeff Law <law@redhat.com>
428 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
429 by assign_stack_local on the IRA path for stack slot sharing
430 as well as the non-IRA path.
432 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
434 * config/i386/i386.h: Fix whitespace issues.
436 2008-09-11 Martin Jambor <mjambor@suse.cz>
438 * ipa-prop.h (struct ipa_param_flags): Removed.
439 (struct ipa_param_descriptor): New structure.
440 (struct ipa_node_params): ipcp_lattices, param_decls and
441 param_flags moved to ipa_param_description.
442 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
443 descriptors. Renamed all users.
444 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
445 changed to access descriptors. Renamed all users.
446 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
447 to access descriptors. Renamed all users.
448 * ipa-cp.c (ipcp_init_cloned_node): Call
449 ipa_initialize_node_params instead of ipa_count_formal_params and
450 ipa_create_param_decls_array.
451 (ipcp_analyze_node): Likewise.
452 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
453 descriptors. Renamed all users.
454 (ipcp_initialize_node_lattices): Remove allocation.
455 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
456 ipa_initialize_node_params instead of ipa_count_formal_params and
457 ipa_create_param_decls_array.
458 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
459 ipa_populate_param_decls, made static, added parameter info,
460 renamed mt to node, removed allocation, changed to use
462 (ipa_count_formal_params): Made static, added parameter info,
464 (ipa_initialize_node_params): New function.
465 (ipa_check_stmt_modifications): Changed to use descriptors.
466 (ipa_detect_param_modifications): Removed allocation, changed to
468 (ipa_note_param_call): Changed to use descriptors.
469 (ipa_analyze_params_uses): Removed allocation.
470 (ipa_free_node_params_substructures): Changed to use descriptors.
471 (ipa_edge_duplication_hook): Use the unused attribute.
472 (ipa_node_duplication_hook): Use the unused attribute, changed to
473 use descriptors, changed to duplicate descriptors.
475 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
476 changed all callers. Call ipa_propagate_indirect_call_infos if doing
477 indirect inlining. Made static.
478 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
479 functions called only once.
480 (cgraph_decide_recursive_inlining): Don't call
481 ipa_propagate_indirect_call_infos, pass new_edges to
482 cgraph_mark_inline_edge instead.
483 (cgraph_decide_inlining_of_small_functions): Don't call
484 ipa_propagate_indirect_call_infos, pass new_edges to
485 cgraph_mark_inline_edge instead.
486 (cgraph_decide_inlining): Don't call
487 ipa_propagate_indirect_call_infos.
488 * ipa-prop.c: Check that vectors are allocated.
490 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
491 iff a new cgraph edges have been created.
492 (cgraph_decide_inlining): New variable redo_always_inline.
493 Flattening and always_inlining loop until callgraph stabilizes.
494 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
495 true iff new cgraph edges have been created.
496 (propagate_info_to_inlined_callees): Likewise.
497 (ipa_propagate_indirect_call_infos): Likewise.
499 2008-09-11 Richard Guenther <rguenther@suse.de>
501 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
502 (set_prologue_iterations): Likewise.
503 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
505 (vect_update_init_of_dr): Likewise.
506 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
508 * fold-const.c (fold_unary): Do not generate calculations
511 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
513 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
514 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
515 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
517 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
519 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
520 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
521 before finalizing the changes.
522 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
524 (simplify_truth_ops_using_ranges): New.
525 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
526 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
527 whether a simplification was made.
528 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
529 use a switch statement and also call simplify_truth_ops_using_ranges.
531 2008-09-11 Jan Hubicka <jh@suse.cz>
533 * ggc-common.c (loc_array): Make static.
534 * dce.c (rest_of_handle_ud_dce): Free worklist.
536 2008-09-11 Jan Hubicka <jh@suse.cz>
538 * cgraph.c (cgraph_release_function_body): Plug memory leak on
539 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
540 function so we are sure we do not dangle it forever.
541 * function.c (outer_function_chain, find_function_data): Remove.
542 (function_context_stack): New.
543 (push_function_context, pop_function_context): Update.
544 * function.h (struct function): Remove pointer outer.
545 (outer_function_chain, find_function_data): Remove.
546 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
548 2008-09-11 Jan Hubicka <jh@suse.cz>
551 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
553 2008-09-11 Jan Hubicka <jh@suse.cz>
555 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
557 2008-09-11 Jan Hubicka <jh@suse.cz>
559 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
560 (free_var_map_entry): New function.
561 (redirect_edge_var_map_destroy): Use it.
563 2008-09-11 Jan Hubicka <jh@suse.cz>
566 * tree-inline.c (add_lexical_block): Replace with ...
567 (prepend_lexical_block): ... prepend at begginig.
568 (remap_blocks): Use it and reverse later.
569 (expand_call_inline): Use prepend_lexical_block.
571 2008-09-11 Jan Hubicka <jh@suse.cz>
573 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
575 2008-09-11 Jan Hubicka <jh@suse.cz>
577 * function.c (free_after_compilation): Call insn_locators_free.
578 * cfglayout.c (insn_locators_free): New function.
579 * rtl.h (insn_locators_free): Declare.
581 2008-09-11 Jan Hubicka <jh@suse.cz>
583 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
585 (cond_move_process_if_block): Update call.
587 2008-09-11 Jan Hubicka <jh@suse.cz>
589 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
590 * vec.c: Include hashtab.h
591 (vec_descriptor, ptr_hash_entry): New structures.
592 (vec_desc_hash, vec_ptr_map): New static variables.
593 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
594 register_overhead, free_overhead, vec_heap_free): New functions.
595 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
596 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
597 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
600 2008-09-11 Ira Rosen <irar@il.ibm.com>
602 PR tree-optimization/37474
603 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
604 length of load permutation.
606 2008-09-11 Andreas Schwab <schwab@suse.de>
608 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
610 2008-09-11 Jakub Jelinek <jakub@redhat.com>
613 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
614 * dse.c (find_shift_sequence): Use extract_low_bits instead of
617 2008-09-11 Ira Rosen <irar@il.ibm.com>
619 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
622 2008-09-10 Jakub Jelinek <jakub@redhat.com>
625 * gimplify.c (gimplify_body): Call default_rtl_profile.
628 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
629 instead of tok->val.node if not expanding to something else. Handle
630 intervening CPP_PADDING tokens.
631 (altivec_categorize_keyword): Remove unneeded comparisons.
633 2008-09-10 Richard Guenther <rguenther@suse.de>
635 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
637 2008-09-10 Richard Guenther <rguenther@suse.de>
640 * tree-inline.c (insert_init_stmt): Make sure to not
641 insert invalid gimple stores.
643 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
645 PR tree-optimization/37388
646 * toplev.c (process_options): Fail and warn when graphite
647 flags are used, but the compiler has not been configured
648 with graphite libraries.
649 * graphite.c (graphite_transform_loops): Remove printfs
650 to dump_file for the case when graphite is not available.
652 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
655 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
656 the even element into register.
657 (ix86_expand_vector_init_general): Don't use
658 ix86_expand_vector_init_interleave on V16QImode and V8HImode
659 if we can't move from GPR to SSE register directly.
661 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
663 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
664 not lose track of the number of NOPs needed. Number of NOPs needed
665 for sync vs. loads workaround was switched; corrected. Run second
666 pass for all workarounds. No NOPs needed after call insns. Change
667 second pass to use find_next_insn_start and find_load helpers in order
668 to properly detect parallel insns.
669 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
671 2008-09-10 Jan Hubicka <jh@suse.cz>
673 * value-prof.c (gimple_ic): Fix tuplification bug.
674 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
677 2008-09-10 Jakub Jelinek <jakub@redhat.com>
679 PR tree-optimization/37353
680 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
681 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
682 calls instead of cond_dead_built_in_calls.
683 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
684 initalize the vector only before adding first entry. Use VEC_safe_push
685 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
686 shrink_wrap_conditional_dead_built_in_calls call.
688 2008-09-10 Ira Rosen <irar@il.ibm.com>
690 PR tree-optimization/37385
691 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
692 and use it as a vector type if not NULL.
693 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
695 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
697 (vectorizable_load): Likewise.
699 2008-09-10 Jakub Jelinek <jakub@redhat.com>
701 * config/i386/i386.md (SWI32): New mode iterator.
702 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
705 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
707 PR rtl-optimization/37435
708 * caller-save.c (insert_restore, insert_save): Check the mode by
711 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
714 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
716 (dw2_output_indirect_constant_1): Use unstripped name in symbol
719 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
721 * doc/invoke.texi (ARM Options): Correct errors in discussion
722 of -mfloat-abi, -mhard-float, and -msoft-float.
724 2008-09-09 Jakub Jelinek <jakub@redhat.com>
725 Jan Hubicka <jh@suse.cz>
728 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
729 calling gimple_regimplify_operands on it. Iterate over all newly
730 added statements, not just the last one.
731 (insert_init_stmt): Insert stmt into seq first, then call
732 gimple_regimplify_operands on it. Don't create new gimplification
733 context, nor find referenced vars.
735 2008-09-09 Jakub Jelinek <jakub@redhat.com>
738 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
739 to pointer to vector pointer.
740 * ipa-prop.c (ipa_propagate_indirect_call_infos,
741 propagate_info_to_inlined_callees): Likewise.
742 (update_call_notes_after_inlining): Likewise. Push new indirect edge
743 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
744 ipa_check_create_edge_args.
745 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
746 to pointer to vector pointer.
747 (cgraph_decide_inlining_of_small_function): Adjust
748 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
752 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
753 optimizing for size, not speed.
755 PR rtl-optimization/37408
756 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
759 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
761 PR tree-optimization/37375
762 * tree-scalar-evolution.c (scev_info_str): Add field
764 (new_scev_info_str, eq_scev_info, find_var_scev_info,
765 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
766 set_instantiated_value): Pass instantiated_below.
767 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
769 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
770 the definitions are not instantiated.
772 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
773 (block_before_loop): New.
774 * tree-data-ref.c (dr_analyze_indices): Update uses of
776 * graphite.c (block_before_scop): New.
777 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
778 basic block, not a loop for determining the parameters.
779 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
781 (idx_record_params, find_params_in_bb, find_scop_parameters,
782 build_loop_iteration_domains, add_conditions_to_domain): Update calls
785 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
787 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
791 * ira-build.c (ira_create_allocno): Setup frequency to 0.
793 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
794 Check zero freq and increase if necessary.
796 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
798 * ira-conflicts.c (process_regs_for_copy): Check that the hard
799 regno is in the right range. Add comments.
801 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
803 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
805 * mips-tfile.c (copy_object): Cast alloca result to int *.
806 * mips-tdump.c (print_symbol): Cast xmalloc return values to
808 Rename class to sclass.
809 (read_tfile): Cast read_seek return values to proper types.
810 Cast xcalloc return value to proper type.
812 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
814 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
815 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
816 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
818 2008-09-09 Jan Hubicka <jh@suse.cz>
820 * profile.c (is_edge_inconsistent): Add debug output; ignore
821 negative count on fake edges.
822 (is_inconsistent): Add debug output.
824 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
826 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
828 (choose_ready): When first insn is chosen from the ready list, also
831 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
833 PR rtl-optimization/37360
834 * haifa-sched.c (max_issue): Do not assert that we never issue more
835 insns than issue_rate. Add comment.
837 2008-09-09 Richard Guenther <rguenther@suse.de>
839 * tree-cfg.c (verify_types_in_gimple_op): Remove.
840 (verify_types_in_gimple_call): Rename to ...
841 (verify_gimple_call): ... this. Enhance.
842 (verify_types_in_gimple_cond): Remove.
843 (verify_gimple_comparison): New function ...
844 (verify_types_in_gimple_assign): ... split out from here.
845 (verify_types_in_gimple_return): Rename to ...
846 (verify_gimple_return): ... this. Enhance.
847 (verify_types_in_gimple_switch): Rename to ...
848 (verify_gimple_switch): ... this. Enhance.
849 (verify_gimple_goto): New function.
850 (verify_types_in_gimple_phi): Rename to ...
851 (verify_gimple_phi): ... this. Enhance.
852 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
853 Fold in single-statement cases from verify_types_in_gimple_seq_2.
854 (verify_types_in_gimple_seq_2): Remove cases handled in
855 verify_types_in_gimple_stmt.
857 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
859 * config/bfin/bfin.c (n_regs_to_save): New static variable.
860 (push_multiple_operation, pop_multiple_operation): Set it.
861 (workaround_rts_anomaly): New function.
862 (workaround_speculation): New function, broken out of bfin_reorg.
863 (bfin_reorg): Call the new functions.
865 2008-09-09 Richard Guenther <rguenther@suse.de>
869 * gimplify.c (gimplify_conversion): Change conversions of
870 non-register type to VIEW_CONVERT_EXPRs.
871 (gimplify_addr_expr): If we need to make the operand
872 addressable make sure to use a properly initialized
873 temporary for that so it gets a valid gimple store.
875 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
877 * function.h (struct function): Add function_start_locus.
878 * cfgexpand.c (gimple_expand_cfg): Use it.
879 * c-parser.c (c_parser_declaration_or_fndef): Set it.
881 2008-09-09 Richard Guenther <rguenther@suse.de>
883 PR tree-optimization/37433
884 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
887 2008-09-09 Richard Guenther <rguenther@suse.de>
889 PR tree-optimization/37387
890 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
891 and bits to a common type.
893 2008-09-09 Nick Clifton <nickc@redhat.com>
895 * config/v850/v850.md (return): Restore frame size restriction.
897 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
899 * c-common.c (c_expand_decl): Remove.
900 * c-common.h (anon_aggr_type_p): Remove prototype.
901 (DECL_ANON_UNION_ELEMS): Remove.
902 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
903 * c-decl.c (anon_aggr_type_p): Remove.
904 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
905 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
906 * langhooks.h (struct lang_hooks): Remove expand_decl.
907 * langhooks.c (lhd_expand_decl): Remove.
908 * stmt.c (expand_anon_union_decl): Remove.
909 * tree.h (expand_anon_union_decl): Remove prototype.
911 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
914 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
916 * config/avr/avr.md (QISI) : Define mode iterator.
917 (negated_tst<mode>) : Redefine as split using mode macro.
918 (reversed_tstqi): Define insn as reversed compare with zero.
919 (reversed_tsthi): Ditto.
920 (reversed_tstsi): Ditto.
922 2008-09-08 Jakub Jelinek <jakub@redhat.com>
925 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
926 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
929 * predict.c (optimize_function_for_size_p): Don't segfault if
931 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
932 tree_swap_operands_p): Don't test cfun != NULL before calling
933 optimize_function_for_s*_p.
935 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
937 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
940 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
942 * crx/crx.h (IRA_COVER_CLASSES): Define.
944 2008-09-08 Jakub Jelinek <jakub@redhat.com>
947 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
948 even when a stmt has been gimple_modified_p, but after fold_stmt is
949 not any longer. Remove unneeded may_have_exposed_new_symbols
952 2008-09-08 Richard Guenther <rguenther@suse.de>
954 PR tree-optimization/37421
955 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
958 2008-09-08 Jakub Jelinek <jakub@redhat.com>
961 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
963 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
966 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
967 * pa-hpux10.h (LINK_SPEC): Likewise.
968 * pa-hpux11.h (LINK_SPEC): Likewise.
970 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
972 * pa32-regs.h (IRA_COVER_CLASSES): Define.
973 * pa64-regs.h (IRA_COVER_CLASSES): Define.
975 2008-09-07 Helge Deller <deller@gmx.de>
977 * pa/linux-atomic.c: New file.
978 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
979 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
981 2008-09-07 Richard Guenther <rguenther@suse.de>
982 Ira Rosen <irar@il.ibm.com>
984 PR tree-optimization/36630
985 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
986 Call STRIP_NOPS before calling evolution_part_in_loop_num.
988 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
989 Ira Rosen <irar@il.ibm.com>
991 PR tree-optimization/35642
992 * config/rs6000/altivec.md (mulv8hi3): Implement.
994 2008-09-06 Jeff Law <law@redhat.com>
996 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
998 2008-09-06 Jan Hubicka <jh@suse.cz>
1000 PR tree-optimization/14703
1001 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1003 * passes.c (init_optimization_passes): Recompute inline parameters.
1005 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1007 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1010 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1011 Peter Fuerst <post@pfrst.de>
1013 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1014 * doc/extend.texi: Document __builtin_mips_cache.
1015 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
1016 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
1017 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1018 __GCC_HAVE_BUILTIN_MIPS_CACHE.
1019 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
1020 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
1021 (set_push_mips_isas): New variable.
1022 (mips_r10k_cache_barrier): New variable.
1023 (cache): New availability predicate.
1024 (mips_builtins): Add an entry for __builtin_mips_cache.
1025 (mips_build_cvpointer_type): New function.
1026 (MIPS_ATYPE_CVPOINTER): New macro.
1027 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
1029 (r10k_simplified_address_p, r10k_simplify_address)
1030 (r10k_uncached_address_p, r10k_safe_address_p)
1031 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
1032 (r10k_needs_protection_p_call, r10k_needs_protection_p)
1033 (r10k_insert_cache_barriers): New functions.
1034 (mips_reorg_process_insns): Delete cache barriers after a
1035 branch-likely instruction.
1036 (mips_reorg): Call r10k_insert_cache_barriers.
1037 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
1038 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
1039 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
1040 (mips_cache, r10k_cache_barrier): New define_insns.
1042 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1044 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1045 * ira-color.c (setup_allocno_left_conflicts_num): Use
1046 hard_reg_set_equal_p instead of a comparison with
1047 ira_zero_hard_reg_set.
1048 * ira.c (setup_reg_subclasses): Likewise.
1049 (setup_cover_and_important_classes): Likewise.
1050 (setup_class_translate): Likewise.
1051 (setup_reg_class_intersect_union): Likewise.
1052 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1053 (ira_init_once): Don't initialize them.
1055 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1057 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
1059 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1061 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
1063 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1065 Improved branch hints, safe hints, and scheduling.
1067 * haifa-sched.c (sched_emit_insn) : Define.
1068 * sched-int.h (sched_emit_insn) : Add prototype.
1069 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
1070 -mhint-max-distance -msafe-hints) : Document.
1071 * config/spu/spu.c (spu_flag_var_tracking): New.
1072 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
1073 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
1074 TARGET_ASM_FILE_START): Define.
1075 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
1076 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
1077 (spu_emit_branch_hint): Add blocks argument.
1078 (insert_branch_hints, insert_nops): Remove.
1079 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
1080 uses_ls_unit, spu_sched_init_global, spu_sched_init,
1081 spu_sched_reorder, asm_file_start): New functions.
1082 (clock_var, spu_sched_length, pipe0_clock,
1083 pipe1_clock, prev_clock_var, prev_priority,
1084 spu_ls_first, prev_ls_clock): New static variables.
1085 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
1086 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
1087 (nopn_nv): Add a non-volatile version of nop.
1088 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
1089 -mhint-max-distance, -msafe-hints): New options.
1091 2008-09-05 Janis Johnson <janis187@us.ibm.com>
1092 Samuel Tardieu <sam@rfc1149.net>
1094 * opts.c (decode_options): Combine nested if statements.
1097 * opts.c (decode_options): Handle more relationships among
1098 unit-at-a-time, toplevel-reorder, and section-anchors.
1100 2008-09-05 David Daney <ddaney@avtrex.com>
1102 * doc/install.texi (--enable-reduced-reflection): Document new option.
1104 2008-09-05 Bob Wilson <bob.wilson@acm.org>
1106 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
1108 (constantpool_operand): New.
1109 (move_operand): Disallow sub-word modes for the constant pool.
1110 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
1111 (xtensa_secondary_reload_class): Replace with....
1112 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
1113 Set icode for sub-word reloads from the constant pool.
1114 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
1115 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1116 * config/xtensa/xtensa.md (reload<mode>_literal): New.
1117 * config/xtensa/xtensa-protos.h: Update prototypes.
1119 2008-09-05 Joseph Myers <joseph@codesourcery.com>
1121 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
1122 (REG_CLASS_NAMES): Update.
1123 (REG_CLASS_CONTENTS): Update.
1124 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
1125 of ALL_REGS for regs 77 and 78.
1126 * function.c (instantiate_virtual_regs_in_insn): Assert that
1127 return value of simplify_gen_subreg is not NULL.
1129 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
1131 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
1132 (gen_rtvec_v): Fix coding standards.
1134 2008-09-04 Jan Hubicka <jh@suse.cz>
1136 * i386.c (decide_alg): Be more conservative about optimizing for size.
1138 2008-09-04 Ian Lance Taylor <iant@google.com>
1140 * varasm.c (narrowing_initializer_constant_valid_p): New
1142 (initializer_constant_valid_p): Call it.
1144 2008-09-04 Jeff Law <law@redhat.com>
1146 * fold-const.c (native_encode_real): Fix computation of WORDS.
1147 (native_interpret_real): Likewise.
1149 2008-09-04 Janis Johnson <janis187@us.ibm.com>
1151 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
1153 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1155 * ira-conflicts.c (process_regs_for_copy): Check insn to check
1156 that the cost is already taken into account in ira-costs.c
1158 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
1160 * ira-build.c (print_copy, print_copies, ira_debug_copy,
1161 ira_debug_copies): New.
1162 (ira_bulid): Call print_copies.
1164 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
1166 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
1169 * config/rs6000/rs6000.c (optimization_options): Remove check of
1170 flag_toplevel_order.
1172 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1174 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
1175 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
1176 second operand is a reg_imm10_operand.
1177 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
1178 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
1179 (*seq_<GPR:mode><GPR2:mode>): Rename to
1180 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
1182 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
1183 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
1185 (*sne_<GPR:mode><GPR2:mode>): Rename to
1186 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
1189 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1191 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
1192 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
1193 combining an arithmetic right shift by more than 31 and a
1194 trunction. Don't match for out-of-range shift amounts. Set
1195 attribute mode to <MODE>.
1196 (*lshr32_trunc<mode>): Name the pattern combining a logical right
1197 shift by 32 and and a truncation. Set attribute mode to <MODE>.
1198 (*<optab>_trunc<mode>_exts): New pattern for truncated right
1199 shifts by less than 32.
1200 (extv): Change predicate on first operand to accept registers.
1201 Change predicate of the other operands from immediate_operand to
1202 const_int_operand. Expand exts when source is a register.
1203 (extzv): Change predicate of the constant operands from
1204 immediate_operand to const_int_operand.
1205 (extzv<mode>): Change predicate of the constant operands from
1206 immediate_operand to const_int_operand and no constraint. Also
1208 (*extzv_trunc<mode>_exts): New pattern.
1210 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1212 * config/mips/mips.h (ISA_HAS_CINS): New macro.
1213 * config/mips/mips-protos.h (mask_low_and_shift_p,
1214 mask_low_and_shift_len): Declare.
1215 * config/mips/mips.c (mask_low_and_shift_p,
1216 mask_low_and_shift_len): New functions.
1217 (mips_print_operand): Handle new operand prefix "m".
1218 * config/mips/mips.md (*cins<mode>): New pattern.
1220 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1222 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
1223 optimizing for size.
1225 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1227 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
1228 regardless of epilogue_completed.
1230 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1233 * ira-lives.c (process_bb_node_lives): Check setjmp.
1235 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1238 * ira-build.c (form_loop_tree): Reverse BB walk.
1239 (create_bb_allocnos): Likewise.
1240 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
1241 (mark_reg_store): Rename to...
1242 (mark_ref_live): ...this and take a df_ref argument instead of
1243 note_stores arguments. Assert that we have a register.
1244 (mark_reg_clobber): Delete.
1245 (def_conflicts_with_inputs_p): New function.
1246 (mark_reg_conflicts): Delete.
1247 (mark_reg_death): Rename to...
1248 (mark_ref_dead): ...this and take a df_ref argument instead of
1249 a register. Assert that we have a register.
1250 (process_bb_node_lives): Hoist frequency calculation out of
1251 instruction walk. Convert from a forwards scan to a backwards scan.
1252 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
1253 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
1254 (create_allocno_live_ranges): Don't create regs_set.
1256 2008-09-04 Ian Lance Taylor <iant@google.com>
1258 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
1259 or REG_LABEL_TARGET.
1260 * calls.c (emit_library_call_value_1): Use MEM_P rather than
1261 comparing MODE with MEM.
1262 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
1263 comparing with GF_PREDICT_TAKEN.
1264 (gimple_get_lhs): Change code to enum gimple_code.
1265 (gimple_set_lhs): Likewise.
1266 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
1267 * omp-low.c (find_omp_clause): Change kind parameter to enum
1269 * tree-flow.h (find_omp_clause): Update declaration.
1270 * regrename.c (clear_dead_regs): Change kind parameter to enum
1272 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
1274 * see.c (see_get_extension_data): Change return type to enum
1275 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
1276 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
1277 (see_gen_normalized_extension): Change extension_code parameter to
1279 (see_seek_pre_extension_expr): Change extension_code to enum
1281 (see_merge_one_def_extension): Likewise.
1282 (see_handle_relevant_defs): Likewise.
1283 (see_handle_relevant_uses): Likewise.
1284 (see_analyze_one_def): Likewise.
1285 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
1286 GIMPLE_ASM rather than ASM_EXPR.
1287 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
1288 GIMPLE_RETURN rather than RETURN_EXPR.
1289 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
1290 (evaluate_stmt): Likewise.
1291 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
1292 to enum vect_relevant.
1293 (vect_mark_stmts_to_be_vectorized): Change assertion to not
1294 compare gimple codes with tree codes.
1296 2008-09-04 Paul Brook <paul@codesourcery.com>
1298 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
1300 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1302 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
1303 pointer check lost in the recent no-unit-at-a-time patch.
1305 2008-09-04 Jan Hubicka <jh@suse.cz>
1308 * tree-switch-conversion.c (check_final_bb): Accept only IP
1311 2008-09-04 Jan Hubicka <jh@suse.cz>
1313 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
1315 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
1316 using_ranges argument.
1317 (vrp_evaluate_conditional): Avoid bogus warning for type range.
1318 (vrp_visit_cond_stmt): Update call of
1319 vrp_evaluate_conditional_warnv_with_ops
1321 2008-09-04 Jan Hubicka <jh@suse.cz>
1323 PR tree-optimization/37345
1324 PR tree-optimization/37358
1325 PR tree-optimization/37357
1326 * tree.c (build_function_type_skip_args): Build distinct type copy;
1328 (build_function_decl_skip_args): Set type of new decl not orig decl;
1329 clear DECL_VINDEX for methods turned into functions.
1331 2008-09-04 Nick Clifton <nickc@redhat.com>
1333 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
1334 * configure: Regenerate.
1335 * config.in: Regenerate.
1336 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
1337 alignment field, if it is supported.
1339 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
1341 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
1344 2008-09-03 David Edelsohn <edelsohn@gnu.org>
1346 * config/rs6000/rs6000.c (processor_target_table): Do not
1347 enable VMX for POWER6.
1349 2008-09-03 Anton Blanchard <anton@samba.org>
1351 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
1352 emit memory barrier before operation.
1354 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
1357 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
1358 default_elf_asm_output_external.
1360 2008-09-03 Jeff Law <law@redhat.com>
1362 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
1364 2008-09-03 Richard Henderson <rth@redhat.com>
1366 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
1367 memory barrier to below the test-and-set.
1368 (alpha_split_lock_test_and_set_12): Likewise.
1370 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1374 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
1377 * ira-color.c (print_loop_title): Use all_allocnos.
1378 (color_pass): Ditto. Don't add border_allocnos. Check that
1379 subloop allocno in the correspdoning bitmap all_allocnos.
1381 * ira-emit.c (change_loop): Use all_allocnos.
1383 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
1385 (ira_create_allocno): Set up all_allocnos bit for the created
1387 (create_cap_allocno): Remove setting mentioned_allocnos.
1388 (create_insn_allocnos): Ditto.
1389 (remove_unnecessary_allocnos): Use all_allocnos.
1390 (check_allocno_creation): Check that allocnos are in the
1391 corresponding bitmap all_allocnos.
1393 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1397 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
1398 (process_regs_for_copy): Process subregs. Refine check when cost
1399 is taken into account in ira-costs.c.
1400 (process_reg_shuffles): Use REG_SUBREG_P.
1401 (add_insn_allocno_copies): Ditto. Ignore modes.
1403 * ira-color.c (conflict_allocno_vec): New.
1404 (COST_HOP_DIVISOR): New macro.
1405 (update_copy_costs_1): Use it.
1406 (update_conflict_hard_regno_costs): New function.
1407 (assign_hard_reg): Use it.
1408 (ira_color): Allocate and free conflict_allocno_vec.
1410 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1414 * ira-int.h (ira_sort_insn_chain): Remove.
1416 * ira.c (basic_block_order_nums, chain_insn_order,
1417 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
1418 (ira): Don't call ira_sort_insn_chain.
1420 * reload1.c (reload): Don't call ira_sort_insn_chain.
1422 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1425 * cgraphunit.c (update_call_expr): Remove eh regions from statements
1426 which become non throw.
1427 (cgraph_function_versioning): Also clear DECL_WEAK. Call
1428 update_call_expr after updating the flags on the decl.
1430 2008-09-03 Jan Hubicka <jh@suse.cz>
1432 PR tree-optimization/37315
1433 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
1434 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
1435 (cgraph_analyze_functions): Use node->analyzed
1436 (cgraph_mark_functions_to_output): Likewise.
1437 (cgraph_expand_function): All functions can be released after
1439 (cgraph_optimize): Use gimple_has_body_p.
1440 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
1441 (cgraph_decide_inlining_incrementally): Likewise.
1442 (inline_transform): Inline transform.
1443 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
1445 (inlinable_function_p): Drop gimple_body check.
1446 (expand_call_inline): Use gimple_has_body_p.
1447 * gimple.c (gimple_has_body_p): New.
1448 * gimple.h (gimple_has_body_p): Add prototype.
1449 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
1450 (dump_function_to_file): Use gimple_has_body_p check.
1452 2008-09-03 Jakub Jelinek <jakub@redhat.com>
1455 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
1457 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
1459 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1461 From Michael Frysinger <michael.frysinger@analog.com>
1462 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
1463 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
1466 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
1469 * doc/extend.texi: Document picoChip builtin functions.
1470 * doc/invoke.texi: Document picoChip options.
1471 * doc/contrib.texi: Add picoChip contribution.
1472 * doc/md.texi: Document picoChip constraints.
1473 * config.gcc: Add picochip-*-*.
1474 * config/picochip/: Add new port.
1476 2008-09-03 Richard Guenther <rguenther@suse.de>
1478 PR tree-optimization/37328
1479 * tree-sra.c (sra_build_assignment): Gimplify properly.
1480 (generate_copy_inout): Take the correct stmt as definition,
1481 remove bogus assert.
1483 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1485 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
1488 From Michael Frysinger <michael.frysinger@analog.com>
1489 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
1491 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
1493 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
1494 (__gthread_setspecific): Revert 2008-08-31 change to
1495 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
1497 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
1499 * diagnostic.c (error_at): New.
1500 * toplev.h (error_at): New prototype.
1501 * c-typeck.c (build_array_ref): Call error_at instead of error.
1502 Pass location to pedwarn.
1504 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
1506 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
1508 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1510 * dwarf2out.c (tree_add_const_value_attribute): Only handle
1511 VAR_DECL and CONST_DECL.
1513 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1514 Jakub Jelinek <jakub@redhat.com>
1516 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
1517 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
1518 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
1519 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
1520 Don't set ix86_save_varrargs_registers.
1521 (ix86_setup_incoming_varargs): Assume cum != NULL.
1522 (ix86_va_start): Check ix86_varargs_gpr_size and
1523 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
1524 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
1525 from frame pointer if ix86_varargs_gpr_size == 0.
1526 (ix86_compute_frame_layout): Updated.
1527 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
1528 (ix86_varargs_gpr_size): Define.
1529 (ix86_varargs_fpr_size): Likewise.
1530 (machine_function): Remove save_varrargs_registers.
1531 Add varargs_gpr_size and varargs_fpr_size.
1533 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1535 * config/alpha/alpha.c (va_list_skip_additions,
1536 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
1537 (alpha_gimplify_va_arg): Call unshare_expr on second use of
1540 PR tree-optimization/36766
1541 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
1542 for already removed basic blocks.
1545 * real.c (real_maxval): Clear a lower bit to make real_maxval
1546 match get_max_float for IBM long double format.
1548 2008-09-02 Andreas Schwab <schwab@suse.de>
1550 * configure.ac: Use m4_quote to quote the expansion of m4_do.
1551 * configure: Regenerate.
1553 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
1555 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
1556 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
1557 checking for a non-VOID CONSTANT_P.
1559 2008-09-02 Jan Hubicka <jh@suse.cz>
1561 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
1562 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
1565 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1567 * expr.c (emit_group_store): Don't assert stack temp mode size.
1569 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
1570 Tobias Grosser <grosser@fim.uni-passau.de>
1571 Jan Sjodin <jan.sjodin@amd.com>
1572 Harsha Jagasia <harsha.jagasia@amd.com>
1573 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1574 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1575 Adrien Eliche <aeliche@isty.uvsq.fr>
1577 Merge from graphite branch.
1580 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
1581 * doc/invoke.texi (-floop-block, -floop-interchange,
1582 -floop-strip-mine): Document new flags.
1583 * tree-into-ssa.c (gimple_vec): Moved...
1584 * tree-loop-distribution.c (rdg_component): Moved...
1585 * cfgloopmanip.c: Include tree-flow.h.
1586 (update_dominators_in_loop): New.
1587 (create_empty_if_region_on_edge): New.
1588 (create_empty_loop_on_edge): New.
1589 (loopify): Use update_dominators_in_loop.
1590 * tree-pass.h (pass_graphite_transforms): Declared.
1591 * configure: Regenerate.
1592 * tree-phinodes.c (make_phi_node): Export.
1593 (add_phi_node_to_bb): New, split from create_phi_node.
1594 * tree-chrec.c (for_each_scev_op): New.
1595 * tree-chrec.h (for_each_scev_op): Declared.
1596 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
1597 (remove_statement): Call get_phi_with_result.
1598 * config.in (HAVE_cloog): Undef.
1599 * gdbinit.in (pgg): New.
1600 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
1601 * tree-ssa-loop.c (graphite_transforms): New.
1602 (gate_graphite_transforms): New.
1603 (pass_graphite_transforms): New.
1604 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
1605 HAVE_cloog): Defined.
1606 * tree-vectorizer.c (rename_variables_in_bb): Export.
1607 * tree-data-ref.c (dr_may_alias_p): Export.
1608 (stmt_simple_memref_p): New.
1609 (find_data_references_in_stmt): Export.
1610 (find_data_references_in_loop): Export.
1611 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
1612 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
1613 (create_rdg_vertices): Export.
1614 (build_empty_rdg): New.
1615 (build_rdg): Call build_empty_rdg. Free dependence_relations.
1616 * tree-data-ref.h (rdg_component): ... here.
1618 (struct data_reference): Add a field scop.
1620 (find_data_references_in_loop): Declared.
1621 (find_data_references_in_stmt): Declared.
1622 (create_rdg_vertices): Declared.
1623 (dr_may_alias_p): Declared.
1624 (stmt_simple_memref_p): Declared.
1625 (struct rdg_edge): Add a field ddr_p relation.
1626 (build_empty_rdg): Declared.
1627 * lambda.h (lambda_matrix): Declare a VEC of.
1628 (find_induction_var_from_exit_cond): Declared.
1629 (lambda_vector_compare): New.
1630 * common.opt (fgraphite, floop-strip-mine,
1631 floop-interchange, floop-block): New flags.
1632 * lambda-code.c (find_induction_var_from_exit_cond): Export.
1633 * cfgloop.c (is_loop_exit): New.
1634 * cfgloop.h (is_loop_exit): Declared.
1635 (create_empty_if_region_on_edge): Declared.
1636 (create_empty_loop_on_edge): Declared.
1637 * tree-flow.h (add_phi_node_to_bb): Declared.
1638 (make_phi_node): Declared.
1639 (rename_variables_in_bb): Declared.
1640 (perfect_loop_nest_depth): Declared.
1641 (graphite_transform_loops): Declared.
1642 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
1643 (graphite.o-warn): Add -Wno-error.
1644 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
1645 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
1646 (INCLUDES): Add PPLINC, CLOOGINC.
1647 (OBJS-common): Add graphite.o.
1648 (graphite.o): Add rule.
1649 * gimple.h (gimple_vec): ... here.
1650 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
1651 * passes.c (init_optimization_passes): Schedule
1652 pass_graphite_transforms.
1654 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
1657 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
1658 and -fno-toplevel-reorder after handle_options.
1660 2008-09-02 Paul Brook <paul@codesourcery.com>
1662 * config/arm/arm.c (arm_tune_cortex_a9): Define.
1663 (arm_override_options): Set arm_tune_cortex_a9.
1664 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
1665 (arm_issue_rate): Handle cortexa9.
1666 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
1667 * config/arm/arm-cores.def: Add cortex-a9.
1668 * config/arm/arm-tune.md: Regenerate.
1669 * config/arm/arm.md: Include cortex-a9.md.
1670 (generic_sched, generic_vfp): Add cortexa9.
1671 * config/arm/cortex-a9.md: New file.
1673 2008-09-02 Richard Guenther <rguenther@suse.de>
1675 PR tree-optimization/37327
1676 * tree-vrp.c (register_new_assert_for): Make sure to not have
1677 TREE_OVERFLOW set on the bound.
1679 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
1681 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
1683 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
1684 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
1687 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
1689 * gcc/config/spu/spu.md (divdf3): Removed.
1691 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1693 PR tree-optimization/37095
1694 * cgraph.c (cgraph_node): When creating new cgraph node after
1695 assembler_name_hash has been populated, record it in the hash
1698 2008-09-01 Paul Brook <paul@codesourcery.com>
1700 * doc/invoke.texi: Document -mword-relocations.
1701 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1702 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1703 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1704 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
1705 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
1706 (arm_emit_movpair): New function.
1707 (arm_print_operand <c>): Handle sybolic addresses.
1708 * config/arm/arm.h (TARGET_USE_MOVT): Define.
1709 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1710 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
1711 * config/arm/arm.opt: Add -mword-relocations.
1712 * config/arm/arm.md (movsi): Use arm_emit_movpair.
1713 (arm_movt, arm_movw): New.
1715 2008-09-01 Paul Brook <paul@codesourcery.com>
1717 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
1718 Allow Interworking on ARMv4 EABI based targets.
1719 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
1720 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
1722 2008-09-01 Paul Brook <paul@codesourcery.com>
1724 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
1725 optimized LT0 test. Remove optimization for GT.
1727 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1729 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
1730 openmp applications.
1731 * pa-hpux11.h (LIB_SPEC): Likewise.
1733 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
1736 2008-09-01 Jan Hubicka <jh@suse.cz>
1738 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
1739 present, use only counts; when guessed use only frequencies.
1740 (estimate_bb_frequencies): Use function_frequency.
1741 * profile.c (compute_branch_probabilities): Exit early when
1742 profile reading failed. Set profile_status.
1743 (branch_prob): Do not set profile_status.
1745 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
1747 * tree.c (protected_set_expr_location): New.
1748 * tree.h (protected_set_expr_location): New prototype.
1749 * c-tree.h (build_array_ref): Add argument.
1750 (parser_build_unary_op): Same.
1751 * c-typeck.c (build_indirect_ref): Handle new location argument.
1752 (build_array_ref): Same.
1753 (parser_build_unary_op): Same.
1754 * gimplify.c (gimplify_asm_expr): Set input_location before calling
1756 * c-omp.c (c_finish_omp_atomic): Pass location when calling
1758 * c-common.c (finish_label_address_expr): Handle new location argument.
1759 * c-common.h (build_indirect_ref): Add argument.
1760 (finish_label_address_expr): Same.
1761 * c-parser.c (c_parser_unary_expression): Pass location to build
1763 (c_parser_postfix_expression): Same.
1765 2008-09-01 Paul Brook <paul@codesourcery.com>
1767 * config/arm/arm.md: Include cortex-r4f.md.
1768 (attr fpu): Update type list.
1769 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
1770 fconstd, fcmps and fcmpd.
1771 (attr tune_cortexr4): Define.
1772 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
1773 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
1774 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
1775 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
1776 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
1777 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
1778 cortex_a8_vfp_farith: Ditto.
1779 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
1780 * config/arm/cortex-r4.md: Use tune_cortexr4.
1781 * config/arm/cortex-r4f.md: New file.
1783 2008-09-01 Richard Guenther <rguenther@suse.de>
1785 PR tree-optimization/37305
1786 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
1787 the result of constant conversions.
1788 (fold_gimple_assign): Likewise.
1790 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1792 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
1793 #ifdef ENABLE_CHECKING.
1795 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1797 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
1798 * sched-int.h (print_insn, print_pattern, print_value): Declare also
1799 when !INSN_SCHEDULING.
1801 2008-09-01 Andreas Schwab <schwab@suse.de>
1803 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
1805 2008-09-01 Paul Brook <paul@codesourcery.com>
1807 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
1809 2008-09-01 Jan Hubicka <jh@suse.cz>
1811 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
1813 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
1815 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
1816 * gimplify.c (gimplify_init_constructor): Add speed operand.
1817 * tree-sra.c (decide_block_copy): Likewise.
1818 * tree-inline.c (estimate_move_cost): Likewise.
1819 * config/alpha/alpha.h (MOVE_RATIO): Update.
1820 * config/frv/frv.c (MOVE_RATIO): Update.
1821 * config/spu/spu.h (MOVE_RATIO): Update.
1822 * config/sparc/sparc.h (MOVE_RATIO): Update.
1823 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
1824 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
1825 * config/cris/cris.h (MOVE_RATIO): Update.
1826 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
1827 * config/arm/arm.h (MOVE_RATIO): Update.
1828 * config/pa/pa.md: Update uses of MOVE_RATIO
1829 * config/pa/pa.h (MOVE_RATIO): Update.
1830 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
1831 CLEAR_RATIO, SET_RATIO): Update.
1832 * config/h8300/h8300.h (MOVE_RATIO): Update.
1833 * config/v850/v850.h (MOVE_RATIO): Update.
1834 * config/bfin/bfin.h (MOVE_RATIO): Update.
1836 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
1837 Dmitry Melnik <dm@ispras.ru>
1838 Dmitry Zhurikhin <zhur@ispras.ru>
1839 Alexander Monakov <amonakov@ispras.ru>
1840 Maxim Kuvyrkov <maxim@codesourcery.com>
1842 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
1843 sel-sched-dump.c, sel-sched-ir.c: New files.
1844 * Makefile.in (OBJS-common): Add selective scheduling object files.
1845 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
1846 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
1847 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
1848 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
1849 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
1850 (make_forwarder_block): Update loop latch if we have redirected
1851 the loop latch edge.
1852 * cfgloop.c (get_loop_body_in_custom_order): New function.
1853 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
1854 (CP_FALLTHRU_PREHEADERS): Likewise.
1855 (get_loop_body_in_custom_order): Declare.
1856 * cfgloopmanip.c (has_preds_from_loop): New.
1857 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
1858 Assert that the preheader edge will be fall thru when it is set.
1859 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
1860 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
1861 fsel-sched-substitution, fselective-scheduling): New flags.
1862 * cse.c (hash_rtx_cb): New.
1864 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
1865 sel_sched_insn_cnt): New counters.
1866 * final.c (compute_alignments): Export. Free dominance
1867 info after loop_optimizer_finalize.
1868 * genattr.c (main): Output maximal_insn_latency prototype.
1869 * genautomata.c (output_default_latencies): New.
1870 Factor its code from ...
1871 (output_internal_insn_latency_func): ... here.
1872 (output_internal_maximal_insn_latency_func): New.
1873 (output_maximal_insn_latency_func): New.
1874 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
1875 (struct hard_reg_set_iterator): New.
1876 (hard_reg_set_iter_init, hard_reg_set_iter_set,
1877 hard_reg_set_iter_next): New functions.
1878 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
1879 * lists.c (remove_free_INSN_LIST_node,
1880 remove_free_EXPR_LIST_node): New functions.
1881 * loop-init.c (loop_optimizer_init): When
1882 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
1883 calling create_preheaders.
1884 (loop_optimizer_finalize): Do not verify flow info after reload.
1885 * recog.c (validate_replace_rtx_1): New parameter simplify.
1886 Default it to true. Update all uses. Factor out simplifying
1888 (simplify_while_replacing): ... this new function.
1889 (validate_replace_rtx_part,
1890 validate_replace_rtx_part_nosimplify): New.
1891 * recog.h (validate_replace_rtx_part,
1892 validate_replace_rtx_part_nosimplify): Declare.
1893 * rtl.c (rtx_equal_p_cb): New.
1894 (rtx_equal_p): Use it.
1895 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
1896 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
1897 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
1898 * vecprim.h: Add a vector type for unsigned int.
1899 * haifa-sched.c: Include vecprim.h and cfgloop.h.
1900 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
1901 ready_try, cycle_issued_insns, spec_info): Make global.
1902 (readyp): Initialize.
1903 (dfa_lookahead): New global variable.
1904 (old_max_uid, old_last_basic_block): Remove.
1905 (h_i_d): Make it a vector.
1906 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
1908 (after_recovery, adding_bb_to_current_region_p):
1909 New variables to handle correct insertion of the recovery code.
1910 (struct ready_list): Move declaration to sched-int.h.
1911 (rgn_n_insns): Removed.
1912 (rtx_vec_t): Move to sched-int.h.
1913 (find_insn_reg_weight): Remove.
1914 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
1915 (haifa_init_h_i_d, haifa_finish_h_i_d):
1916 New functions to initialize / finalize haifa instruction data.
1917 (extend_h_i_d, init_h_i_d): Rewrite.
1918 (unlink_other_notes): Move logic to add_to_note_list. Handle
1919 selective scheduler.
1920 (ready_lastpos, ready_element, ready_sort, reemit_notes,
1921 find_fallthru_edge): Make global, remove static prototypes.
1922 (max_issue): Make global. Add privileged_n and state parameters. Use
1924 (extend_global, extend_all): Removed.
1925 (init_before_recovery): Add new param. Fix the handling of the case
1926 when we insert a recovery code before the EXIT which has a predecessor
1927 with a fallthrough edge to it.
1928 (create_recovery_block): Make global. Rename to
1929 sched_create_recovery_block. Update.
1930 (change_pattern): Rename to sched_change_pattern. Make global.
1931 (speculate_insn): Rename to sched_speculate_insn. Make global.
1932 Split haifa-specific functionality into ...
1933 (haifa_change_pattern): New static function.
1934 (sched_extend_bb): New static function.
1935 (sched_init_bbs): New function.
1936 (current_sched_info): Change type to struct haifa_sched_info.
1937 (insn_cost): Adjust for selective scheduling.
1938 (dep_cost_1): New function. Move logic from ...
1939 (dep_cost): ... here.
1940 (dep_cost): Use dep_cost_1.
1941 (contributes_to_priority_p): Use sched_deps_info instead of
1943 (priority): Adjust to work with selective scheduling. Process the
1944 corner case when all dependencies don't contribute to priority.
1945 (rank_for_schedule): Use ds_weak instead of dep_weak.
1946 (advance_state): New function. Move logic from ...
1947 (advance_one_cycle): ... here.
1948 (add_to_note_list, concat_note_lists): New functions.
1949 (rm_other_notes): Make static. Adjust for selective scheduling.
1950 (remove_notes, restore_other_notes): New functions.
1951 (move_insn): Add two arguments. Update assert. Don't call
1953 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1954 Remove more_issue, max_points. Move the code to initialize
1955 max_lookahead_tries to max_issue.
1956 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1957 ready. Adjust use of move_insn. Call restore_other_notes.
1959 (sched_init, sched_finish): Move Haifa-specific initialization/
1961 (haifa_sched_init, haifa_sched_finish): ... respectively.
1963 (setup_sched_dump): New function.
1964 (haifa_init_only_bb): New static function.
1965 (haifa_speculate_insn): New static function.
1966 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
1967 (extend_ready, extend_all): Remove.
1968 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1969 (create_check_block_twin, add_to_speculative_block): Use
1970 haifa_insns_init instead of extend_global. Update to use new
1971 initialization functions. Change parameter. Factor out code from
1972 create_check_block_twin to ...
1973 (sched_create_recovery_edges) ... this new function.
1974 (add_block): Remove.
1975 (sched_scan_info): New.
1976 (extend_bb): Use sched_scan_info.
1977 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1978 static functions for walking through scheduling region.
1979 (sched_luids): New vector variable to replace uid_to_luid.
1980 (luids_extend_insn): New function.
1981 (sched_max_luid): New variable.
1982 (luids_init_insn): New function.
1983 (sched_init_luids, sched_finish_luids): New functions.
1984 (insn_luid): New debug function.
1985 (sched_extend_target): New function.
1986 (haifa_init_insn): New static function.
1987 (sched_init_only_bb): New hook.
1988 (sched_split_block): New hook.
1989 (sched_split_block_1): New function.
1990 (sched_create_empty_bb): New hook.
1991 (sched_create_empty_bb_1): New function.
1992 (common_sched_info, ready): New global variables.
1993 (current_sched_info_var): Remove.
1994 (move_block_after_check): Use common_sched_info.
1995 (haifa_luid_for_non_insn): New static function.
1996 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
1997 (increase_insn_priority): New.
1998 * modulo-sched.c: (issue_rate): Remove static declaration.
1999 (sms_sched_info): Change type to haifa_sched_info.
2000 (sms_sched_deps_info, sms_common_sched_info): New variables.
2001 (setup_sched_infos): New.
2002 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2003 Do not call regstat_free_calls_crossed.
2004 (sms_print_insn): Use const_rtx.
2005 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2006 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2007 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2008 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2009 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2010 current_sched_info to use it.
2011 (enum reg_pending_barrier_mode): Move to sched-int.h.
2012 (h_d_i_d): New variable. Initialize to NULL.
2013 ({true, output, anti, spec, forward}_dependency_cache): Initialize
2015 (estimate_dep_weak): Remove static declaration.
2016 (sched_has_condition_p): New function. Adjust users of
2017 sched_get_condition to use it instead.
2018 (conditions_mutex_p): Add arguments indicating which conditions are
2020 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
2021 argument to indicate whether returned condition is reversed. Do not
2022 generate new rtx when condition should be reversed; indicate it by
2023 setting new argument instead.
2024 (add_dependence_list_and_free): Add deps parameter.
2025 Update all users. Do not free dependence list when
2026 deps context is readonly.
2027 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
2029 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
2030 (remove_from_deps): New. Use the above functions.
2031 (cur_insn, can_start_lhs_rhs_p): New static variables.
2032 (add_or_update_back_dep_1): Initialize present_dep_type.
2033 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
2034 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
2035 haifa_note_dep): New functions implementing dependence hooks for
2036 the Haifa scheduler.
2037 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
2038 note_dep): New functions.
2039 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
2041 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
2042 (free_deps): Initialize deps->reg_last.
2043 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
2044 sched_analyze_insn): Update to use dependency hooks infrastructure
2045 and readonly contexts.
2046 (deps_analyze_insn): New function. Move part of logic from ...
2047 (sched_analyze): ... here. Also move some logic to ...
2048 (deps_start_bb): ... here. New function.
2049 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
2051 (sched_deps_init): New function. Move code from ...
2052 (init_dependency_caches): ... here. Remove.
2053 (init_deps_data_vector): New.
2054 (sched_deps_finish): New function. Move code from ...
2055 (free_dependency_caches): ... here. Remove.
2056 (init_deps_global, finish_deps_global): Adjust for use with
2057 selective scheduling.
2058 (get_dep_weak): Move logic to ...
2059 (get_dep_weak_1): New function.
2060 (ds_merge): Move logic to ...
2061 (ds_merge_1): New static function.
2062 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
2063 (ds_get_max_dep_weak): New function.
2064 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
2065 (n_insns): Rename to rgn_n_insns.
2066 (debug_ebb_dependencies): New function.
2067 (init_ready_list): Use it.
2068 (begin_schedule_ready): Use sched_init_only_bb.
2069 (ebb_print_insn): Indicate when an insn starts a new cycle.
2070 (contributes_to_priority, compute_jump_reg_dependencies,
2071 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
2072 (add_block1): Remove to ebb_add_block.
2073 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
2074 (schedule_ebb): Initialize them. Use remove_notes instead of
2075 rm_other_notes. Use haifa_local_init/finish.
2076 (schedule_ebbs): Use haifa_sched_init/finish.
2077 * sched-int.h: Include vecprim.h, remove rtl.h.
2078 (struct ready_list): Delete declaration.
2079 (sched_verbose_param, enum sched_pass_id_t,
2080 bb_vec_t, insn_vec_t, rtx_vec_t): New.
2081 (struct sched_scan_info_def): New structure.
2082 (sched_scan_info, sched_scan, sched_init_bbs,
2083 sched_init_luids, sched_finish_luids, sched_extend_target,
2084 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
2085 (struct common_sched_info_def): New.
2086 (common_sched_info, haifa_common_sched_info,
2087 sched_emulate_haifa_p): Declare.
2089 (sched_luids): Declare.
2090 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
2091 (sched_max_luid, insn_luid): Declare.
2092 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
2093 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
2094 print_insn, print_pattern, print_value, haifa_classify_insn,
2095 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
2096 setup_sched_dump, sched_init, sched_finish,
2097 sel_insn_is_speculation_check): Export.
2098 (struct ready_list): Move from haifa-sched.c.
2099 (ready_try, ready, max_issue): Export.
2100 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
2101 sched_init_only_bb, sched_split_block, sched_split_block_1,
2102 sched_create_empty_bb, sched_create_empty_bb_1,
2103 sched_create_recovery_block, sched_create_recovery_edges): Export.
2104 (enum reg_pending_barrier_mode): Export.
2105 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
2107 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
2108 print_insn field. Move add_block and fix_recovery_cfg to
2109 common_sched_info_def. Move compute_jump_reg_dependencies,
2111 (struct sched_deps_info_def): ... this new structure.
2112 (sched_deps_info): Declare.
2113 (struct spec_info_def): Remove weakness_cutoff, add
2114 data_weakness_cutoff and control_weakness_cutoff.
2115 (spec_info): Declare.
2116 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
2118 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
2119 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
2120 (current_sched_info): Change type to struct haifa_sched_info.
2121 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
2122 (h_d_i_d): New variable.
2123 (HDID): New accessor macro.
2124 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
2125 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
2127 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
2128 (enum SCHED_FLAGS): Update for selective scheduler.
2129 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
2130 (init_dependency_caches, free_dependency_caches): Delete declarations.
2131 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
2132 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
2133 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
2134 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
2135 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
2137 (rm_other_notes): Delete declaration.
2138 (schedule_block): Remove one argument.
2139 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
2140 ready_element, ready_lastpos, sched_extend_ready_list,
2141 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
2142 concat_note_lists): Export.
2143 (struct region): Move from sched-rgn.h.
2144 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2145 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2146 BLOCK_TO_BB, CONTAINING_RGN): Export.
2147 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
2148 (current_nr_blocks, current_blocks, target_bb): Likewise.
2149 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
2150 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
2151 sched_rgn_local_init, extend_regions,
2152 rgn_make_new_region_out_of_new_block, compute_priorities,
2153 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
2154 extend_rgns, deps_join rgn_setup_common_sched_info,
2155 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
2156 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
2157 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
2158 increase_insn_priority): Likewise.
2159 * sched-rgn.c: Include sel-sched.h.
2160 (ref_counts): New static variable. Use it ...
2161 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
2162 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
2163 (sched_is_disabled_for_current_region_p): Delete static declaration.
2164 (struct region): Move to sched-int.h.
2165 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2166 ebb_head): Define and initialize.
2167 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2168 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
2169 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
2171 (find_single_block_region): Add new argument to indicate that EBB
2172 regions should be constructed.
2173 (debug_live): Delete declaration.
2174 (current_nr_blocks, current_blocks, target_bb):
2175 Remove static qualifiers.
2176 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
2178 (init_regions): Delete declaration.
2179 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
2180 rgn_estimate_number_of_insns): New.
2181 (too_large): Use estimate_number_of_insns.
2182 (haifa_find_rgns): New. Move the code from ...
2183 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
2184 (free_trg_info): New.
2185 (compute_trg_info): Allocate candidate tables here instead of ...
2186 (init_ready_list): ... here.
2187 (rgn_print_insn): Use const_rtx.
2188 (contributes_to_priority, extend_regions): Delete static declaration.
2189 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
2190 (add_block1): Rename to rgn_add_block.
2191 (debug_rgn_dependencies): Delete static qualifier.
2192 (new_ready): Use sched_deps_info. Simplify.
2193 (rgn_common_sched_info, rgn_const_sched_deps_info,
2194 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
2196 (region_sched_info): Rename to rgn_const_sched_info.
2197 (deps_join): New, extracted from ...
2198 (propagate_deps): ... here.
2199 (compute_block_dependences, debug_dependencies): Update for selective
2201 (free_rgn_deps, compute_priorities): New functions.
2202 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
2203 sched_rgn_compute_dependencies): New functions.
2204 (schedule_region): Use them.
2205 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
2206 rgn_setup_common_sched_info, rgn_setup_sched_infos):
2208 (schedule_insns): Call new functions that were split out.
2209 (rgn_make_new_region_out_of_new_block): New.
2210 (get_rgn_sched_max_insns_priority): New.
2211 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
2212 scheduling when appropriate.
2213 * sched-vis.c: Include insn-attr.h.
2214 (print_value, print_pattern): Make global.
2215 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
2216 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
2217 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2218 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2219 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
2220 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
2221 hooks. Initialize them to 0.
2222 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2223 * target.h (struct gcc_target): Add them. Rename gen_check field to
2225 * flags.h (sel_sched_switch_set): Declare.
2226 * opts.c (sel_sched_switch_set): New variable.
2227 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
2228 pipelining is disabled from command line.
2229 (common_handle_option): Record whether selective scheduling is
2230 requested from command line.
2231 * doc/invoke.texi: Document new flags and parameters.
2232 * doc/tm.texi: Document new target hooks.
2233 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
2235 (dfa_state_size): Do not declare locally.
2236 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
2237 * config/rs6000/rs6000.c (rs6000_init_sched_context,
2238 rs6000_alloc_sched_context, rs6000_set_sched_context,
2239 rs6000_free_sched_context): New functions.
2240 (struct _rs6000_sched_context): New.
2241 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
2243 (rs6000_sched_finish): Do not run for selective scheduling.
2245 2008-08-31 Jan Hubicka <jh@suse.cz>
2247 * frv.c (frv_rtx_costs): Update forward declaration.
2248 * spu.c (spu_rtx_costs): Likewise.
2249 * pdp11.c: Include df.h
2250 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
2251 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
2252 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
2253 * iq2000.c (iq2000_address_cost): Add speed argument.
2254 (iq2000_rtx_costs): Likewise.
2255 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
2256 update call of mn10300_address_cost.
2257 * mcore.c: Include df.h
2258 (mcore_rtx_costs): Update prototype.
2259 * score3.c: Include df.h
2260 (score3_rtx_costs): Remove speed argument.
2261 * score7.c: Include df.h
2262 (score7_address_cost): Remove speed argument.
2263 * score-protos.h (score_address_cost): Update prototype.
2264 * score.c: Include df.h
2265 (score_rtx_costs): Update call of costs functions.
2266 * v850.c (v850_rtx_costs): Add bool argument.
2268 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
2270 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
2272 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2274 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
2275 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
2277 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2279 * mkmap-flat.awk: Add option pe_dll.
2280 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
2281 * config/i386/t-cygwin (SHLIB_LC): Add.
2282 * config/i386/t-mingw32 (SHLIB_LC): Add.
2283 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
2284 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
2285 (LINK_SPEC): Support libgcc_s.
2286 (LIBGCC_SPEC): Support libgcc_s.
2287 (LIBGCC_SONAME): New.
2289 2008-08-31 Jan Hubicka <jh@suse.cz>
2291 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
2292 mistakely had old version of patch.
2294 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
2295 (ipcp_estimate_growth): New.
2296 (ipcp_insert_stage): Use ipcp_estimate_growth.
2297 * profile.c (branch_prob): When reading failed, do not consider
2300 2008-08-31 Jan Hubicka <jh@suse.cz>
2302 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
2303 loop is optimized for speed.
2305 2008-08-31 Richard Guenther <rguenther@suse.de>
2308 * fold-const.c (fold_binary): Retain conversions in folding
2311 2008-08-31 Jan Hubicka <jh@suse.cz>
2313 * postreload-gcse.c (eliminate_partially_redundant_loads):
2314 Use optimize_bb_for_size_p.
2315 * predict.c (maybe_hot_frequency_p): Make inline.
2316 (maybe_hot_count_p): Break out from ...
2317 (maybe_hot_bb_p): ... this one.
2318 (maybe_hot_edge_p): Simplify.
2319 * basic-block.h (probably_cold_bb_p): Remove.
2321 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2324 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
2326 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
2327 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
2328 Also split V4SFmode.
2329 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
2332 2008-08-31 Jan Hubicka <jh@suse.cz>
2334 * predict.c (PROB_VERY_LIKELY): Make small enough so things
2336 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
2338 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2341 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
2344 * dwarf2out.c (native_encode_initializer): Subtract min_index for
2345 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2347 2008-08-31 Jan Hubicka <jh@suse.cz>
2349 * sparc.h (BRANCH_COST): Fix macro definition.
2350 * avr.c (avr_operand_rtx_cost): Add speed argument.
2351 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
2353 2008-08-31 Richard Guenther <rguenther@suse.de>
2355 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
2356 types instead of operands. Re-instantiate verifying of
2357 binary expression operands.
2359 2008-08-30 Jan Hubicka <jh@suse.cz>
2361 * fwprop.c (should_replace_address): Add speed attribute.
2362 (PR_OPTIMIZE_FOR_SPEED): New flag.
2363 (propagate_rtx_1): Use it.
2364 (propagate_rtx): Set it.
2365 (try_fwprop_subst): Update call of rtx_costs.
2366 (forward_propagate_and_simplify): LIkewise.
2367 * hooks.c (hook_int_rtx_bool_0): New
2368 (hook_bool_rtx_int_int_intp_false): Replace by ...
2369 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2370 * hooks.h (hook_int_rtx_bool_0): New
2371 (hook_bool_rtx_int_int_intp_false): Replace by ...
2372 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2373 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
2374 (prepare_cmp_insn): UPdate call of rtx_cost.
2375 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
2376 (reload_cse_simplify_operands): Update call of rtx_cost.
2377 (reload_cse_move2add): call of rtx_cost.
2378 * target.h (struct gcc_target): Update rtx_costs and address_costs.
2379 * rtlanal.c (rtx_cost): Add speed argument.
2380 (address_cost): Add speed argument
2381 (default_address_cost): Likewise.
2382 (insn_rtx_cost): Likewise.
2383 * cfgloopanal.c (seq_cost): Add speed argument.
2384 (target_reg_cost, target_spill_cost): Turn to array.
2385 (init_set_costs): Update for speed.
2386 (estimate_reg_pressure_cost): Add speed argument.
2387 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
2388 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
2389 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
2390 (seq_cost): Add speed argument.
2391 (computation_cost): Add speed arugment.
2392 (add_cost, multiply_by_const, get_address_cost): add speed argument.
2393 (force_expr_to_var_cost): Update for profile info.
2394 (force_var_cost): Likewise.
2395 (split_address_cost): Likewise.
2396 (ptr_difference_cost): Likewise.
2397 (difference_cost): Likewise.
2398 (get_computation_cost_at): Likewise.
2399 (determine_iv_cost): Likewise.
2400 (ivopts_global_cost_for_size): Likewise.
2401 (rewrite_use_address): Likewise.
2402 (tree_ssa_iv_optimize_loop): Initialize speed field.
2403 * cse.c (optimize_this_for_speed_p): New static var.
2404 (notreg_cost): Update call of rtx_cost.
2405 (cse_extended_basic_block): set optimize_this_for_speed_p.
2406 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
2407 (noce_try_cmove_arith): Likewise.
2408 (noce_try_sign_mask): LIkewise.
2409 * expr.c (compress_float_constant): Update rtx_cost calls.
2410 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
2412 (addr_to_parts): Likewise.
2413 (create_mem_ref): Likewise.
2414 * dse.c (find_shift_sequence): Add speed argument.
2415 (replace_read): Update call.
2416 * calls.c (precompute_register_parameters): Update call of rtx_cost.
2417 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
2418 * neg_cost, shift_cost, shiftadd_cost,
2419 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
2420 mul_highpart_cost): Increase dimension.
2421 (init_expmed): Initialize for both size and speed.
2422 (expand_shift): Use profile.
2423 (synth_mult): Use profile.
2424 (choose_mult_variant): Use profile.
2425 (expand_mult): Use profile.
2426 (expand_mult_highpart_optab): Use profile.
2427 (expand_mult_highpart): Use profile.
2428 (expand_smod_pow2): Use profile.
2429 (expand_divmod): Use profile.
2430 * simplify-rtx.c (simplify_binary_operation_1): Update call of
2432 * loop-invariant.c (create_new_invariant): Use profile.
2433 (gain_for_invariant): Add speed parameter.
2434 (best_gain_for_invariant): Likewise.
2435 (find_invariants_to_move): Likewise.
2436 (move_single_loop_invariants): Set it.
2437 * target-def.h (TARGET_RTX_COSTS): Use hook.
2438 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
2439 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2440 * output.h (default_address_cost): Update prototype.
2441 * combine.c (optimize_this_for_speed_p): New static var.
2442 (combine_validate_cost): Update call of rtx_cost.
2443 (combine_instructions): Set optimize_this_for_speed_p.
2444 (expand_compound_operation): Update call of rtx_cost.
2445 (make_extraction):Update call of rtx_cost.
2446 (force_to_mode):Update call of rtx_cost.
2447 (distribute_and_simplify_rtx):Update call of rtx_cost.
2448 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
2449 (estimate_reg_pressure_cost): Update prototype.
2450 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
2451 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
2453 * config/alpha/alpha.c (alpha_rtx_costs): Update.
2454 (alpha_rtx_costs): Update.
2455 * config/frv/frv.c (frv_rtx_costs): Update.
2456 * config/s390/s390.c (s390_rtx_costs): Update.
2457 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
2458 (m32c_rtx_costs): Update.
2459 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
2460 (spu_rtx_costs): Update.
2461 * config/sparc/sparc.c (sparc_rtx_costs): Update.
2462 * config/m32r/m32r.c (m32r_rtx_costs): Update.
2463 * config/i386/i386.c (:ix86_address_cost): Update.
2464 (ix86_rtx_costs): Update.
2465 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
2466 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
2467 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
2468 * config/crx/crx.c (crx_address_cost): Update.
2469 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
2470 * config/stormy16/stormy16.c
2471 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
2472 * config/m68hc11/m68hc11.c
2473 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
2474 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
2475 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
2477 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
2479 * config/ia64/ia64.c (ia64_rtx_costs): Update.
2480 * config/m68k/m68k.c (m68k_rtx_costs): Update.
2481 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
2482 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
2483 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
2484 (mcore_rtx_costs): update.
2485 * config/score/score3.c (score3_rtx_costs): Update.
2486 * config/score/score7.c (score7_rtx_costs): Update.
2487 * config/score/score3.h (score3_rtx_costs):Update.
2488 * config/score/score7.h (score7_rtx_costs): Update.
2489 * config/score/score.c (score_rtx_costs): Update.
2490 * config/arm/arm.c (arm_address_cost): Update.
2491 (arm_rtx_costs_1): Update.
2492 (arm_rtx_costs_1): Update.
2493 (arm_size_rtx_costs): Update.
2494 (arm_size_rtx_costs): Update.
2495 (arm_size_rtx_costs): Update.
2496 (arm_xscale_rtx_costs): Update.
2497 (arm_thumb_address_cost): Update.
2498 * config/pa/pa.c (hppa_address_cost): Update.
2499 * config/mips/mips.c (mips_rtx_costs): Update.
2500 * config/vax/vax.c (vax_address_cost): Update.
2501 * config/h8300/h8300.c (h8300_shift_costs): Update.
2502 (h8300_rtx_costs): Update.
2503 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
2504 (v850_rtx_costs): Update.
2505 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
2506 * config/bfin/bfin.c
2507 (bfin_address_cost): Update.
2508 (bfin_rtx_costs): Update.
2509 * stmt.c (lshift_cheap_p): Update.
2511 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2514 * expmed.c (extract_bit_field_1): Check the mode size to make
2515 sure the vector modes have the same size.
2517 2008-08-29 Michael Meissner <gnu@the-meissners.org>
2519 * dojump.c (top level): Include basic-block.h to declare
2520 optimize_insn_for_speed_p
2522 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
2524 * opts.h (CL_SAVE): New option class for marking options that are
2525 target specific options usable in the target attribute.
2526 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
2528 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
2529 can easily find the target specific options that are safe to use
2530 in the attribute or pragma.
2532 * attribs.c (decl_attributes): Change #pragma GCC option to
2533 #pragma GCC target, and attribute((option(...))) to
2534 attribute((target(...))).
2536 * doc/extend.texi (target attribute): Change from option
2537 attribute. Delete push/pop/reset.
2538 (#pragma GCC target): Change from #pragma GCC option. Delete
2540 (#pragma GCC push_options): Document new pragma.
2541 (#pragma GCC pop_options): Document new pragma.
2542 (#pragma GCC reset_options): Document new pragma.
2544 * targhooks.c (default_target_option_valid_attribute_p): Add
2545 warning about port not supporting target attributes.
2546 (default_target_option_pragma_parse): New function, warn about
2547 #pragma GCC target not being supported.
2549 * targhooks.h (default_target_option_pragma_parse): Add
2552 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
2553 TI_CURRENT_OPTION_PRAGMA.
2554 (current_target_pragma): Rename from current_option_pragma.
2556 * target.h: (struct target_option): Delete booleans for changing
2557 the optimization level on hot/cold functions. Change signature of
2558 pragma_parse hook to take a second tree.
2560 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
2562 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
2563 that the declaration is done at global scope.
2565 * langhooks.c (add_builtin_function_common): Move most of the code
2566 from add_builtin_function here, calling the hook passed in.
2567 (add_builtin_function): Call add_builtin_function_common with
2568 standard builtin hook.
2569 (add_builtin_function_ext_scope): New function to add builtins to
2572 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
2574 (add_builtin_function_ext_scope): Add declaration.
2576 * c-pragma.c (handle_pragma_target): Rename from
2577 handle_pragma_option, #pragma GCC option is now #pragma GCC
2578 target. Move warning about port not supporting target options to
2579 default pragma parse hook. Remove push/pop/reset from this
2581 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
2582 (option_stack): Delete static variable.
2583 (optimize_stack): Ditto.
2584 (optons_stack): New stack of saved target and optimization
2586 (handle_pragma_push_options): New function to handle pushing both
2587 target and optimization options.
2588 (handle_pragma_pop_options): New function to handle popping both
2589 target and optimization options.
2590 (handle_pragma_reset_options): New function to handle resetting
2591 both target and optimization options to their initial state.
2592 (init_pragma): Rename handle_pragma_option to
2593 handle_pragma_target. Add support for push_options, pop_options,
2594 and reset_options pragmas.
2596 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
2597 default_target_option_pragma_parse.
2598 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
2599 default_target_option_valid_attribute_p.
2600 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2601 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2602 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
2603 optimization level on hot/cold functions.
2605 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
2606 if the caller and callee have different optimization levels.
2608 * c-common.c (handle_target_attribute): Rename from
2609 handle_option_attribute, attribute((option(...))) is now
2610 attribute((target(...))). Move warning if the port does not
2611 support target attributes to the default hook.
2612 (handle_hot_attribute): Delete code to change the optimization
2613 level of hot functions.
2614 (handle_cold_attribute): Ditto.
2616 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
2617 argument that is the binary tree options to use if there are no
2618 arguments. Call ix86_valid_target_attribute_tree instead of
2619 ix86_valid_option_attribute_tree.
2620 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
2621 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
2622 ix86_pragma_option_parse.
2624 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2625 Rename from ix86_valid_option_attribute_tree.
2627 * config/i386/i386.c (ix86_add_new_builtins): New function to add
2628 new builtins when the ISA changes.
2629 (ix86_valid_target_attribute_tree): Rename from
2630 ix86_valid_option_attribute_tree. Change callers. If the
2631 function specified optimization options, use those as the starting
2632 point before setting up the target attributes. If the
2633 optimization options were changed in the course of setting the
2634 target attributes, record the new optimization options.
2635 (ix86_valid_target_attribute_tree_inner_p): Rename from
2636 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
2637 ix86_add_new_builtins if the ISA changed.
2638 (ix86_valid_target_attribute_p): Rename from
2639 ix86_valid_option_attribute_p. Change callers.
2640 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
2641 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
2642 as delayed builtin functions.
2643 (struct builtin_isa): New structure to record builtin functions
2644 that should be delayed until the ISA for that function is used.
2645 (ix86_builtins_isa): Change from int to struct to track builtin
2646 functions we want to declare at some point.
2647 (def_builtin): If the front end can delay defining the builtin
2648 functions, don't create builtins for ISAs not part of the default
2650 (def_builtin_const): Ditto.
2651 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
2652 __builtin_ia32_pcmov_v2di to be different builtin functions.
2653 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
2654 a structure instead of an int.
2655 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
2656 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
2657 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2658 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2660 * config/ia64/ia64.h
2661 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2662 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2664 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
2665 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
2666 (LANG_HOOKS_INITIALIZER): Add
2667 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
2669 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
2672 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
2673 the reload address with the index register for SFmode
2674 access with a displacement.
2676 2008-08-30 Jan Hubicka <jh@suse.cz>
2678 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
2679 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
2680 * dojump.c (do_jump): Likewise.
2681 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
2682 (note-if_info): Add BRANCH_COST.
2683 (noce_try_store_flag_constants, noce_try_addcc,
2684 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
2685 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
2686 find_if_case_2): Use computed branch cost.
2687 * expr.h (BRANCH_COST): Update default.
2688 * predict.c (predictable_edge_p): New function.
2689 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
2690 Update BRANCH_COST call.
2691 * basic-block.h (predictable_edge_p): Declare.
2692 * config/alpha/alpha.h (BRANCH_COST): Update.
2693 * config/frv/frv.h (BRANCH_COST): Update.
2694 * config/s390/s390.h (BRANCH_COST): Update.
2695 * config/spu/spu.h (BRANCH_COST): Update.
2696 * config/sparc/sparc.h (BRANCH_COST): Update.
2697 * config/m32r/m32r.h (BRANCH_COST): Update.
2698 * config/i386/i386.h (BRANCH_COST): Update.
2699 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
2701 * config/sh/sh.h (BRANCH_COST): Update.
2702 * config/pdp11/pdp11.h (BRANCH_COST): Update.
2703 * config/avr/avr.h (BRANCH_COST): Update.
2704 * config/crx/crx.h (BRANCH_COST): Update.
2705 * config/xtensa/xtensa.h (BRANCH_COST): Update.
2706 * config/stormy16/stormy16.h (BRANCH_COST): Update.
2707 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
2708 * config/iq2000/iq2000.h (BRANCH_COST): Update.
2709 * config/ia64/ia64.h (BRANCH_COST): Update.
2710 * config/rs6000/rs6000.h (BRANCH_COST): Update.
2711 * config/arc/arc.h (BRANCH_COST): Update.
2712 * config/score/score.h (BRANCH_COST): Update.
2713 * config/arm/arm.h (BRANCH_COST): Update.
2714 * config/pa/pa.h (BRANCH_COST): Update.
2715 * config/mips/mips.h (BRANCH_COST): Update.
2716 * config/vax/vax.h (BRANCH_COST): Update.
2717 * config/h8300/h8300.h (BRANCH_COST): Update.
2718 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
2719 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
2720 * doc/tm.texi (BRANCH_COST): Update.
2722 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
2725 * config/arm/arm.c (arm_optimization_options): Set
2726 flag_section_anchors to 2 instead of 1 to distinguish it from
2727 -fsection-anchors given explicitely on the command line.
2729 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
2731 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
2732 final insn of a split.
2734 2008-08-30 Jan Hubicka <jh@suse.cz>
2736 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
2737 optimized for speed.
2738 * final.c (compute_alignments): Use optimize_bb_for_size_p.
2739 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
2740 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
2741 flag_gcse_after_reload_set): New static vars.
2742 (common_handle_option): Enable those flags for profile-use.
2743 (decode_options): Remove optimize_size flags that are handled
2744 on higher granuality.
2745 * tree-vectorizer.c (vectorize_loops): Use
2746 optimize_loop_nest_for_speed_p.
2747 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
2748 * tree-predcom.c (tree_predictive_commoning): Use
2749 optimize_loop_for_speed_p.
2750 * varasm.c (assemble_start_function): Use
2751 optimize_function_for_speed_p.
2752 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
2753 * predict.c (optimize_loop_for_speed_p): Fix walk.
2755 2008-08-30 Jan Hubicka <jh@suse.cz>
2757 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
2759 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
2760 profile presence locally.
2762 2008-08-29 Joseph Myers <joseph@codesourcery.com>
2765 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
2766 versions before 4.0.
2768 2008-08-29 Jan Hubicka <jh@suse.cz>
2770 * tree-inline.c (insert_init_stmt): Insert sequence even when
2773 2008-08-29 Jeff Law <law@redhat.com>
2775 * mn10300.c (mn10300_secondary_reload_class): We need secondary
2776 reloads for AM33-2 if IN is a pseudo with an equivalent memory
2777 location and class is an FP register.
2779 2008-08-29 Jan Hubicka <jh@suse.cz>
2781 * see.c (see_merge_one_def_extension): Silence used uninitialized
2783 * matrix-reorg.c (check_allocation_function): Likewise.
2784 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
2786 2008-08-29 Jakub Jelinek <jakub@redhat.com>
2789 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
2790 compute new & and | in type rather than TREE_TYPE (arg0).
2792 * dwarf2out.c (fortran_common): Update comment.
2793 (gen_variable_die): Swap com_die and var_die variables in Fortran
2794 COMMON block handling code.
2796 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
2798 * dwarf2out.c (gen_const_die): New function.
2799 (size_of_die, value_format, output_die): Output larger
2800 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
2801 (native_encode_initializer): New function.
2802 (tree_add_const_value_attribute): Call it.
2803 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
2805 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
2806 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
2807 TREE_THIS_VOLATILE to add_type_attribute.
2809 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
2811 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
2814 * dwarf2out.c (loc_by_reference): New function.
2815 (add_location_or_const_value_attribute): Use it.
2818 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
2819 as DW_TAG_variable children of DW_TAG_common_block rather than
2820 DW_TAG_member children. Put DW_AT_external to individual
2821 DW_TAG_variable DIEs, not to DW_TAG_common_block.
2823 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
2824 loc_descriptor_from_tree_1.
2828 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
2829 arguments to imported_module_or_decl.
2830 (debug_nothing_tree_tree): Removed.
2831 (debug_nothing_tree_tree_tree_bool): New prototype.
2832 * debug.c (do_nothing_debug_hooks): Adjust.
2833 (debug_nothing_tree_tree): Removed.
2834 (debug_nothing_tree_tree_tree_bool): New function.
2835 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
2836 (gen_variable_die): Put all common vars for the
2837 same COMMON block under one DW_TAG_common_block.
2838 (declare_in_namespace): Return new context_die, for Fortran
2839 return the module DIE instead of adding extra declarations into
2841 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
2842 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
2843 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
2845 (dwarf2out_global_decl): Don't skip Fortran global vars.
2846 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
2847 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
2848 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
2849 DW_TAG_imported_declaration as child of previous
2850 DW_TAG_imported_module.
2851 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
2852 * sdbout.c (sdb_debug_hooks): Likewise.
2853 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2855 2008-08-29 Jan Hubicka <jh@suse.cz>
2857 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
2859 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
2860 * ipa-cp.c (n_cloning_candidates): New static variable.
2861 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
2862 (ipcp_print_all_lattices): Improve debug output.
2863 (ipcp_cloning_candidate_p): New function.
2864 (ipcp_initialize_node_lattices): Use it.
2865 (ipcp_init_stage): Do only analyzis here; prettier debug output.
2866 (ipcp_propagate_stage): Prettier debug output.
2867 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
2868 (ipcp_print_all_structures): Remove.
2869 (ipcp_need_redirect_p): Test !n_cloning_candidates.
2870 (ipcp_insert_stage): Prettier debug output; call
2871 cgraph_remove_unreachable_nodes before propagating.
2872 (pass_ipa_cp): Schedule function removal pass.
2873 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
2875 (cgraph_maybe_hot_edge_p): Move to ...
2876 * predict.c (cgraph_maybe_hot_edge_p) ... here.
2877 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
2878 (common_handle_option): Set them; enable ipa-cp when profiling.
2879 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
2880 (ipa_print_all_jump_functions): Likewise.
2881 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
2882 (ipa_print_node_params, ipa_print_all_params): New.
2883 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
2884 ipa_print_all_param_flags): Remove.
2885 (ipa_print_node_params, ipa_print_all_params): New.
2887 2008-08-29 Bob Wilson <bob.wilson@acm.org>
2889 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
2890 change from 2008-04-03.
2891 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
2893 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2896 * ira-color.c (push_allocnos_to_stack): Truncate
2897 removed_splay_allocno_vec.
2899 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2902 * ira-color (ira_fast_allocation): Don't assign hard registers to
2905 2008-08-29 Jan Hubicka <jh@suse.cz>
2908 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
2909 for cold internal loops.
2911 2008-08-29 Richard Guenther <rguenther@suse.de>
2913 * tree-ssa-structalias.c (create_variable_info_for): Do not
2914 create fields for heap vars or vars with a noalias state.
2915 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
2918 2008-08-29 Richard Guenther <rguenther@suse.de>
2920 * common.opt (ftree-store-ccp): Mark as preserved for
2921 backward compatibility.
2922 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
2923 * tree-pass.h (pass_store_ccp): Remove.
2924 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
2925 (first_vdef): Remove declaration.
2926 (get_value_loaded_by): Likewise.
2927 * tree-ssa-ccp.c (do_store_ccp): Remove.
2928 (get_default_value): Simplify as do_store_ccp is always false
2929 now. Do not initialize mem_ref.
2930 (set_value_varying): Likewise.
2931 (canonicalize_float_value): Likewise.
2932 (set_lattice_value): Likewise.
2933 (likely_value): Likewise.
2934 (surely_varying_stmt_p): Likewise.
2935 (ccp_initialize): Likewise.
2936 (ccp_lattice_meet): Likewise.
2937 (ccp_visit_phi_node): Likewise.
2938 (ccp_fold): Likewise.
2939 (evaluate_stmt): Likewise.
2940 (visit_assignment): Likewise.
2941 (ccp_visit_stmt): Likewise.
2942 (execute_ssa_ccp): Fold into ...
2943 (do_ssa_ccp): ... this.
2944 (do_ssa_store_ccp): Remove.
2945 (gate_store_ccp): Likewise.
2946 (pass_store_ccp): Likewise.
2947 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
2949 * tree-ssa-propagate.c (first_vdef): Remove.
2950 (get_value_loaded_by): Likewise.
2951 (replace_vuses_in): Likewise.
2952 (substitute_and_fold): Do not call replace_vuses_in.
2953 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2955 2008-08-29 Richard Guenther <rguenther@suse.de>
2958 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2959 PARAM_NOALIAS tags with is_heapvar.
2960 * tree-ssa-operands.c (access_can_touch_variable): Offset
2961 based tests do not apply for heapvars. Fix offset test.
2963 2008-08-29 Jan Hubicka <jh@suse.cz>
2965 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2966 (-fipa-cp-clone): Enabled by default at -O3.
2967 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2968 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2970 2008-08-29 Jan Hubicka <jh@suse.cz>
2972 * tree.c (build_function_type_skip_args,
2973 build_function_decl_skip_args): New functions.
2974 * tree.h (build_function_type_skip_args,
2975 build_function_decl_skip_args): Declare.
2976 * gimple.c (giple_copy_call_skip_args): New function.
2977 (giple_copy_call_skip_args): Declare.
2979 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2980 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2981 (ipcp_node_modifiable_p): ... this one; use
2982 tree_versionable_function_p.
2983 (ipcp_create_replace_map): Improve debug output.
2984 (ipcp_need_redirect_p): Return false when not clonning.
2985 (ipcp_update_callgraph): Skip args.
2986 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2988 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2989 (save_inline_function_body): Update call of tree_function_versioning.
2990 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2991 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
2993 (tree_function_versioning): Likewise.
2994 * tree-inline.h (tree_function_versioning): Update prototype.
2996 2008-08-29 Jan Hubicka <jh@suse.cz>
2998 * loop-unswitch.c (unswitch_single_loop): Use
2999 optimize_loop_for_speed_p.
3000 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3001 Use optimize_function_for_size_p.
3002 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3003 * postreload-gcse.c (eliminate_partially_redundant_load):
3004 Use optimize_bb_for_size_p.
3005 * value-prof.c (gimple_divmod_fixed_value_transform,
3006 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3007 gimple_stringops_transform): Use optimize_bb_for_size_p.
3008 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3009 * final.c (compute_alignments): Use optimize_function_for_size_p.
3010 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3011 (fold_builtin_strcpy, fold_builtin_fputs): Use
3012 optimize_function_for_size_p.
3013 * fold-const.c (tree_swap_operands_p): Use
3014 optimize_function_for_size_p.
3015 * recog.c (relax_delay_slots): Likewise.
3016 * tree-ssa-math-opts.c (replace_reciprocal):
3017 Use optimize_bb_for_speed_p.
3018 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
3019 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
3020 optimize_function_for_size_p.
3021 (cgraph_decide_inlining_of_small_function): Use
3022 optimize_function_for_size_p.
3023 * global.c (find_reg): Use optimize_function_for_size_p.
3024 * opts.c (decode_options): Do not clear flag_tree_ch,
3025 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
3026 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
3027 work it out from profile.
3028 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
3029 optimize_loop_for_speed_p.
3030 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3032 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
3033 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
3034 * tree-eh.c (decide_copy_try_finally): Use
3035 optimize_function_for_size_p.
3036 * local-alloc.c (block_alloc): Pass BB pointer.
3037 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
3038 * gcse.c (gcse_main): Use optimize_function_for_size_p.
3039 * loop-unroll.c (decide_unrolling_and_peeling):
3040 Use optimize_loop_for_size_p.
3041 (decide_peel_completely): Likewise.
3042 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
3043 optimize_loop_for_size_p.
3044 (vect_enhance_data_refs_alignment): Likewise.
3045 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
3046 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
3048 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
3049 (try_crossjump_bb): Use optimize_bb_for_size_p.
3050 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3051 optimize_loop_for_speed_p.
3052 * bb-reorder.c (find_traces_1_round): Likewise.
3053 (copy_bb): Use optimize_bb_for_speed_p.
3054 (duplicate_computed_gotos): Likewise.
3055 * basic-block.h (optimize_loop_nest_for_size_p,
3056 optimize_loop_nest_for_speed_p): New.
3057 * stmt.c (expand_case): Use optimize_insn_for_size_p.
3059 2008-08-29 Tristan Gingold <gingold@adacore.com>
3061 * gcov.c (main): Call expandargv.
3063 2008-08-29 Jan Hubicka <jh@suse.cz>
3065 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
3067 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3069 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
3070 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3072 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
3074 2008-08-29 Jan Hubicka <jh@suse.cz>
3076 * tree-pass.h (pass_strip_predict_hints): Declare.
3077 * predict.c (strip_builtin_expect): Rename to ...
3078 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
3079 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
3080 (tree_estimate_probability): Do not strip builtin_expect.
3081 (pass_strip_predict_hints): New pass.
3082 * tree-inline.c (expand_call_inline): When inlining cold function,
3083 predict it as unlikely.
3084 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
3086 2008-08-29 Richard Guenther <rguenther@suse.de>
3088 PR tree-optimization/37207
3089 * tree-vrp.c (extract_range_from_binary_expr): Also try
3090 to constant fold if only one of the operands is a constant.
3092 2008-08-29 Nick Clifton <nickc@redhat.com>
3094 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
3095 the same way as SYMBOL_REFs.
3097 2008-08-28 Bob Wilson <bob.wilson@acm.org>
3099 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
3101 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3103 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
3104 * config/mips/mips.md (branch_likely): Remove const. Fix
3106 (define_delay for type "branch"): Change to only apply for branch
3107 with likely variant.
3108 (define_delay for type "branch" and "branch_likely" no). New delay
3110 (equality_op): New code iterator.
3111 (bbv, bbinv): New code attributes.
3112 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
3115 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3116 Andrew Pinski <pinskia@gcc.gnu.org>
3119 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
3121 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
3123 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
3124 rule that a symbolic constant must be defined and >= 0 for the
3125 corresponding facility to be present at compile-time.
3126 * gthr-posix.c: Likewise.
3128 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3130 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
3131 * config/mips/mips.md (D): New mode attribute.
3132 (mulsi3, muldi3): Merge it into ...
3133 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
3134 (muldi3_mul3): New pattern.
3135 (mulsi3_mult3): Rename to mulsi3_mul3.
3137 2008-08-28 Jan Hubicka <jh@suse.cz>
3139 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
3141 * predict.c (always_optimize_for_size_p): Rename to ...
3142 (optimize_function_for_size): ... this one; make extern.
3143 (optimize_function_for_speed_p): New.
3144 (optimize_bb_for_size_p, optimize_bb_for_size_p,
3145 optimize_edge_for_size_p,optimize_edge_for_size_p,
3146 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
3147 * basic-block.h (optimize_function_for_size_p,
3148 optimize_function_for_speed_p): Declare.
3149 * i386.md (optimize_size checks): Replace them by appropriate
3151 (standard_80387_constant_p, ix86_compute_frame_layout,
3152 ix86_expand_epilogue, ix86_decompose_address,
3153 print_operand, emit_i387_cw_initialization,
3154 inline_memory_move_cost, ix86_pad_returns,
3155 ix86_reorg): Replace optimize_size checks.
3157 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
3159 * rtl.h (simplify_subreg_regno): Declare.
3160 * rtlanal.c (simplify_subreg_regno): New function, split out from...
3161 * simplify-rtx.c (simplify_subreg): ...here.
3162 * reload.c (find_reloads): Use simplify_subreg_regno instead of
3163 subreg_offset_representable_p.
3165 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3168 * c-typeck.c (convert_for_assignment): Give a note describing what
3169 was passed and what was expected.
3171 2008-08-28 Joey Ye <joey.ye@intel.com>
3173 * doc/extend.texi: Document AVX built-in functions.
3174 * doc/invoke.texi: Document -mavx.
3176 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
3177 Joey Ye <joey.ye@intel.com>
3178 Xuepeng Guo <xuepeng.guo@intel.com>
3180 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
3182 * config/i386/cpuid.h (bit_FMA): New.
3183 (bit_XSAVE): Likewise.
3184 (bit_OSXSAVE): Likewise.
3185 (bit_AVX): Likewise.
3187 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
3188 define. Use ASM_OUTPUT_AVX_PREFIX.
3190 * config/i386/gmmintrin.h: New.
3192 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
3193 (OPTION_MASK_ISA_AVX_SET): New.
3194 (OPTION_MASK_ISA_FMA_SET): Likewise.
3195 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
3196 (OPTION_MASK_ISA_FMA_SET): Likewise.
3197 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
3198 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
3199 (pta_flags): Add PTA_AVX and PTA_FMA.
3200 (override_options): Handle PTA_AVX and PTA_FMA.
3201 (init_cumulative_args): Handle warn_avx.
3202 (classify_argument): Return 0 for COImode and OImode. Return
3203 1 and X86_64_AVX_CLASS for 256bit vector types.
3204 (examine_argument): Handle X86_64_AVX_CLASS.
3205 (construct_container): Likewise.
3206 (function_arg_advance_32): Pass OImode and 256bit vector types
3208 (function_arg_advance_64): Take a new argument to indicate if a
3209 parameter is named. Handle 256bit vector types. Return
3210 immediately for unnamed 256bit vector mode parameters.
3211 (function_arg_advance): Updated.
3212 (function_arg_32): Add comments for TImode. Handle OImode
3213 and 256bit vector types.
3214 (function_arg_64): Take a new argument to indicate if a
3215 parameter is named. Handle 256bit vector types. Return NULL
3216 for unnamed 256bit vector mode parameters.
3217 (function_arg): Updated.
3218 (setup_incoming_varargs_64): Support
3219 AVX encoding for *sse_prologue_save_insn.
3220 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
3221 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
3222 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
3223 enabled, otherwise return -3.
3224 (standard_sse_constant_opcode): Handle AVX and 256bit vector
3226 (print_reg): Support AVX registers. Handle 'x' and 't'.
3227 Handle 'd' to duplicate the operand.
3228 (print_operand): Likewise. Also support AVX vector compare
3230 (output_387_binary_op): Support AVX.
3231 (output_fp_compare): Likewise.
3232 (ix86_expand_vector_move_misalign): Likewise.
3233 (ix86_attr_length_vex_default): New.
3234 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3235 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3236 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3237 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3238 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
3239 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3240 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
3241 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
3242 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
3243 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
3244 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
3245 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
3246 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
3247 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
3248 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3249 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
3250 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
3251 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3252 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
3253 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
3254 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3255 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3256 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3257 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
3258 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
3259 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
3260 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
3261 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3262 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
3263 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
3264 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
3265 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
3266 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
3267 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3268 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3269 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3270 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
3271 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
3272 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
3273 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
3274 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
3275 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
3276 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
3277 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
3278 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
3279 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
3280 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3281 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3282 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3283 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3284 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3285 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3286 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3287 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3288 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3289 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3290 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3291 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3292 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3293 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3294 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3295 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3296 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3297 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
3298 and IX86_BUILTIN_MOVMSKPS256,
3299 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
3300 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
3301 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
3302 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
3303 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
3304 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
3305 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
3306 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
3307 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
3308 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
3309 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
3310 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
3311 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
3312 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
3313 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
3314 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
3315 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
3316 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
3317 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
3318 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
3319 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
3320 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
3321 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
3322 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
3323 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
3324 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
3325 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
3326 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
3327 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3328 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3329 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
3330 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
3331 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
3332 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
3333 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
3334 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
3335 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
3336 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
3337 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3338 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3339 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3340 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3341 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
3342 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
3343 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
3344 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
3345 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
3346 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
3347 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
3348 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
3349 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
3350 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
3351 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3352 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
3353 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3354 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
3355 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3356 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3358 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
3359 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
3360 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
3361 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3362 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3363 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3364 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
3365 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3366 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
3367 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3368 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
3369 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3370 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
3371 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
3372 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
3373 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
3374 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3375 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3376 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3377 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3378 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3379 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3380 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3381 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3382 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3383 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3384 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3385 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3386 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3387 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3388 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3389 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3390 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3391 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
3392 IX86_BUILTIN_MOVMSKPS256.
3393 (ix86_init_mmx_sse_builtins): Support AVX builtins.
3394 (ix86_expand_args_builtin): Likewise.
3395 (ix86_expand_special_args_builtin): Likewise.
3396 (ix86_hard_regno_mode_ok): Handle AVX modes.
3397 (ix86_expand_vector_init_duplicate): Likewise.
3398 (ix86_expand_vector_init_one_nonzero): Likewise.
3399 (ix86_expand_vector_init_one_var): Likewise.
3400 (ix86_expand_vector_init_concat): Likewise.
3401 (ix86_expand_vector_init_general): Likewise.
3402 (ix86_expand_vector_set): Likewise.
3403 (ix86_vector_mode_supported_p): Likewise.
3404 (x86_extended_reg_mentioned_p): Check INSN_P before using
3407 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
3408 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
3410 * config/i386/i386.h (TARGET_AVX): New.
3411 (TARGET_FMA): Likewise.
3412 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
3413 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
3414 (VALID_AVX256_REG_MODE): New.
3415 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3416 (AVX_FLOAT_MODE_P): Likewise.
3417 (AVX128_VEC_FLOAT_MODE_P): Likewise.
3418 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3419 (AVX_VEC_FLOAT_MODE_P): Likewise.
3420 (ASM_OUTPUT_AVX_PREFIX): Likewise.
3421 (ASM_OUTPUT_OPCODE): Likewise.
3422 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
3424 (SSE_REG_MODE_P): Allow 256bit vector modes.
3425 (ix86_args): Add a warn_avx field.
3427 * config/i386/i386.md (UNSPEC_PCMP): New.
3428 (UNSPEC_VPERMIL): Likewise.
3429 (UNSPEC_VPERMIL2): Likewise.
3430 (UNSPEC_VPERMIL2F128): Likewise.
3431 (UNSPEC_MASKLOAD): Likewise.
3432 (UNSPEC_MASKSTORE): Likewise.
3433 (UNSPEC_CAST): Likewise.
3434 (UNSPEC_VTESTP): Likewise.
3435 (UNSPECV_VZEROALL): Likewise.
3436 (UNSPECV_VZEROUPPER): Likewise.
3437 (XMM0_REG): Likewise.
3438 (XMM1_REG): Likewise.
3439 (XMM2_REG): Likewise.
3440 (XMM3_REG): Likewise.
3441 (XMM4_REG): Likewise.
3442 (XMM5_REG): Likewise.
3443 (XMM6_REG): Likewise.
3444 (XMM8_REG): Likewise.
3445 (XMM9_REG): Likewise.
3446 (XMM10_REG): Likewise.
3447 (XMM11_REG): Likewise.
3448 (XMM12_REG): Likewise.
3449 (XMM13_REG): Likewise.
3450 (XMM14_REG): Likewise.
3451 (XMM15_REG): Likewise.
3453 (prefix_vex_imm8): Likewise.
3454 (prefix_vex_w): Likewise.
3455 (length_vex): Likewise.
3458 (*avx_ashlti3): Likewise.
3459 (*avx_lshrti3): Likewise.
3460 (*avx_setcc<mode>): Likewise.
3461 (*fop_<mode>_comm_mixed_avx): Likewise.
3462 (*fop_<mode>_comm_avx): Likewise.
3463 (*fop_<mode>_1_mixed_avx): Likewise.
3464 (*fop_<mode>_1_avx): Likewise.
3465 (*avx_<code><mode>3): Likewise.
3466 (*avx_ieee_smin<mode>3): Likewise.
3467 (*avx_ieee_smax<mode>3): Likewise.
3468 (mode): Add OI, V8SF and V4DF.
3469 (length): Support VEX prefix.
3470 (*cmpfp_i_mixed): Set prefix attribute.
3471 (*cmpfp_i_sse): Likewise.
3472 (*cmpfp_iu_mixed): Likewise.
3473 (*cmpfp_iu_sse): Likewise.
3474 (*movsi_1): Support AVX.
3475 (*movdi_2): Likewise.
3476 (*movdi_1_rex64): Likewise.
3477 (*movti_internal): Likewise.
3478 (*movti_rex64): Likewise.
3479 (*movsf_1): Likewise.
3480 (*movdf_nointeger): Likewise.
3481 (*movdf_integer_rex64): Likewise.
3482 (*movtf_internal): Likewise.
3483 (zero_extendsidi2_32): Likewise.
3484 (zero_extendsidi2_rex64): Likewise.
3485 (*extendsfdf2_mixed): Likewise.
3486 (*extendsfdf2_sse): Likewise.
3487 (*truncdfsf_fast_mixed): Likewise.
3488 (*truncdfsf_fast_sse): Likewise.
3489 (*truncdfsf_mixed): Likewise.
3490 (fix_trunc<mode>di_sse): Likewise.
3491 (fix_trunc<mode>si_sse): Likewise.
3492 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
3493 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
3494 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
3495 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
3496 (*rcpsf2_sse): Likewise.
3497 (*rsqrtsf2_sse): Likewise.
3498 (*sqrt<mode>2_sse): Likewise.
3499 (sse4_1_round<mode>2): Likewise.
3500 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
3501 Support AVX. Set length attribute properly for AVX.
3503 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
3504 (VECTOR_MODES (FLOAT, 32)): Likewise.
3505 (VECTOR_MODE (INT, DI, 8)): Likewise.
3506 (VECTOR_MODE (INT, HI, 32)): Likewise.
3507 (VECTOR_MODE (INT, QI, 64)): Likewise.
3508 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
3509 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
3510 (VECTOR_MODE (INT, DI, 4)): Removed.
3511 (VECTOR_MODE (INT, SI, 8)): Likewise.
3512 (VECTOR_MODE (INT, HI, 16)): Likewise.
3513 (VECTOR_MODE (INT, QI, 32)): Likewise.
3514 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
3515 (INT_MODE (OI, 32)): Likewise.
3517 * config/i386/i386.opt (mavx): New.
3520 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
3522 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
3523 (*mov<mode>_internal_avx): New.
3524 (*movv2sf_internal_rex64_avx): Likewise.
3525 (*movv2sf_internal_avx): Likewise.
3527 * config/i386/predicates.md (const_4_to_5_operand): New.
3528 (const_6_to_7_operand): Likewise.
3529 (const_8_to_11_operand): Likewise.
3530 (const_12_to_15_operand): Likewise.
3531 (avx_comparison_float_operator): Likewise.
3533 * config/i386/sse.md (AVX256MODEI): New.
3534 (AVX256MODE): Likewise.
3535 (AVXMODEQI): Likewise.
3536 (AVXMODE): Likewise.
3537 (AVX256MODEF2P): Likewise.
3538 (AVX256MODE2P): Likewise.
3539 (AVX256MODE4P): Likewise.
3540 (AVX256MODE8P): Likewise.
3541 (AVXMODEF2P): Likewise.
3542 (AVXMODEF4P): Likewise.
3543 (AVXMODEDCVTDQ2PS): Likewise.
3544 (AVXMODEDCVTPS2DQ): Likewise.
3545 (avxvecmode): Likewise.
3546 (avxvecpsmode): Likewise.
3547 (avxhalfvecmode): Likewise.
3548 (avxscalarmode): Likewise.
3549 (avxcvtvecmode): Likewise.
3550 (avxpermvecmode): Likewise.
3551 (avxmodesuffixf2c): Likewise.
3552 (avxmodesuffixp): Likewise.
3553 (avxmodesuffixs): Likewise.
3554 (avxmodesuffix): Likewise.
3555 (vpermilbits): Likewise.
3556 (pinsrbits): Likewise.
3557 (mov<mode>): Likewise.
3558 (*mov<mode>_internal): Likewise.
3559 (push<mode>1): Likewise.
3560 (movmisalign<mode>): Likewise.
3561 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3562 (avx_movdqu<avxmodesuffix>): Likewise.
3563 (avx_lddqu<avxmodesuffix>): Likewise.
3564 (<plusminus_insn><mode>3): Likewise.
3565 (*avx_<plusminus_insn><mode>3): Likewise.
3566 (*avx_vm<plusminus_insn><mode>3): Likewise.
3567 (mul<mode>3): Likewise.
3568 (*avx_mul<mode>3): Likewise.
3569 (*avx_vmmul<mode>3): Likewise.
3570 (divv8sf3): Likewise.
3571 (divv4df3): Likewise.
3572 (avx_div<mode>3): Likewise.
3573 (*avx_div<mode>3): Likewise.
3574 (*avx_vmdiv<mode>3): Likewise.
3575 (avx_rcpv8sf2): Likewise.
3576 (*avx_vmrcpv4sf2): Likewise.
3577 (sqrtv8sf2): Likewise.
3578 (avx_sqrtv8sf2): Likewise.
3579 (*avx_vmsqrt<mode>2): Likewise.
3580 (rsqrtv8sf2): Likewise.
3581 (avx_rsqrtv8sf2): Likewise.
3582 (*avx_vmrsqrtv4sf2): Likewise.
3583 (<code><mode>3): Likewise.
3584 (*avx_<code><mode>3_finite): Likewise.
3585 (*avx_<code><mode>3): Likewise.
3586 (*avx_vm<code><mode>3): Likewise.
3587 (*avx_ieee_smin<mode>3): Likewise.
3588 (*avx_ieee_smax<mode>3): Likewise.
3589 (avx_addsubv8sf3): Likewise.
3590 (avx_addsubv4df3): Likewise.
3591 (*avx_addsubv4sf3): Likewise.
3592 (*avx_addsubv2df3): Likewise.
3593 (avx_h<plusminus_insn>v4df3): Likewise.
3594 (avx_h<plusminus_insn>v8sf3): Likewise.
3595 (*avx_h<plusminus_insn>v4sf3): Likewise.
3596 (*avx_h<plusminus_insn>v2df3): Likewise.
3597 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
3598 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
3599 (*avx_maskcmp<mode>3): Likewise.
3600 (avx_nand<mode>3): Likewise.
3601 (*avx_<code><mode>3): Likewise.
3602 (*avx_nand<mode>3): Likewise.
3603 (*avx_<code><mode>3): Likewise.
3604 (*avx_cvtsi2ss): Likewise.
3605 (*avx_cvtsi2ssq): Likewise.
3606 (*avx_cvtsi2sd): Likewise.
3607 (*avx_cvtsi2sdq): Likewise.
3608 (*avx_cvtsd2ss): Likewise.
3609 (avx_cvtss2sd): Likewise.
3610 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
3611 (avx_cvtps2dq<avxmodesuffix>): Likewise.
3612 (avx_cvttps2dq<avxmodesuffix>): Likewise.
3613 (*avx_cvtsi2sd): Likewise.
3614 (*avx_cvtsi2sdq): Likewise.
3615 (avx_cvtdq2pd256): Likewise.
3616 (avx_cvtpd2dq256): Likewise.
3617 (avx_cvttpd2dq256): Likewise.
3618 (*avx_cvtsd2ss): Likewise.
3619 (*avx_cvtss2sd): Likewise.
3620 (avx_cvtpd2ps256): Likewise.
3621 (avx_cvtps2pd256): Likewise.
3622 (*avx_movhlps): Likewise.
3623 (*avx_movlhps): Likewise.
3624 (avx_unpckhps256): Likewise.
3625 (*avx_unpckhps): Likewise.
3626 (avx_unpcklps256): Likewise.
3627 (*avx_unpcklps): Likewise.
3628 (avx_movshdup256): Likewise.
3629 (avx_movsldup256): Likewise.
3630 (avx_shufps256): Likewise.
3631 (avx_shufps256_1): Likewise.
3632 (*avx_shufps_<mode>): Likewise.
3633 (*avx_loadhps): Likewise.
3634 (*avx_storelps): Likewise.
3635 (*avx_loadlps): Likewise.
3636 (*avx_movss): Likewise.
3637 (*vec_dupv4sf_avx): Likewise.
3638 (*vec_concatv2sf_avx): Likewise.
3639 (*vec_concatv4sf_avx): Likewise.
3640 (*vec_setv4sf_0_avx): Likewise.
3641 (*vec_setv4sf_avx): Likewise.
3642 (*avx_insertps): Likewise.
3643 (avx_vextractf128<mode>): Likewise.
3644 (vec_extract_lo_<mode>): Likewise.
3645 (vec_extract_hi_<mode>): Likewise.
3646 (vec_extract_lo_<mode>): Likewise.
3647 (vec_extract_hi_<mode>): Likewise.
3648 (vec_extract_lo_v16hi): Likewise.
3649 (vec_extract_hi_v16hi): Likewise.
3650 (vec_extract_lo_v32qi): Likewise.
3651 (vec_extract_hi_v32qi): Likewise.
3652 (avx_unpckhpd256): Likewise.
3653 (*avx_unpckhpd): Likewise.
3654 (avx_movddup256): Likewise.
3655 (*avx_movddup): Likewise.
3656 (avx_unpcklpd256): Likewise.
3657 (*avx_unpcklpd): Likewise.
3658 (avx_shufpd256): Likewise.
3659 (avx_shufpd256_1): Likewise.
3660 (*avx_punpckhqdq): Likewise.
3661 (*avx_punpcklqdq): Likewise.
3662 (*avx_shufpd_<mode>): Likewise.
3663 (*avx_storehpd): Likewise.
3664 (*avx_loadhpd): Likewise.
3665 (*avx_loadlpd): Likewise.
3666 (*avx_movsd): Likewise.
3667 (*vec_concatv2df_avx): Likewise.
3668 (*avx_<plusminus_insn><mode>3): Likewise.
3669 (*avx_<plusminus_insn><mode>3): Likewise.
3670 (*avx_mulv8hi3): Likewise.
3671 (*avxv8hi3_highpart): Likewise.
3672 (*avx_umulv8hi3_highpart): Likewise.
3673 (*avx_umulv2siv2di3): Likewise.
3674 (*avx_mulv2siv2di3): Likewise.
3675 (*avx_pmaddwd): Likewise.
3676 (*avx_mulv4si3): Likewise.
3677 (*avx_ashr<mode>3): Likewise.
3678 (*avx_lshr<mode>3): Likewise.
3679 (*avx_ashl<mode>3): Likewise.
3680 (*avx_<code><mode>3): Likewise.
3681 (*avx_eq<mode>3): Likewise.
3682 (*avx_gt<mode>3): Likewise.
3683 (*avx_nand<mode>3): Likewise.
3684 (*avx_nand<mode>3): Likewise.
3685 (*avx_<code><mode>3): Likewise.
3686 (*avx_<code><mode>3): Likewise.
3687 (*avx_packsswb): Likewise.
3688 (*avx_packssdw): Likewise.
3689 (*avx_packuswb): Likewise.
3690 (*avx_punpckhbw): Likewise.
3691 (*avx_punpcklbw): Likewise.
3692 (*avx_punpckhwd): Likewise.
3693 (*avx_punpcklwd): Likewise.
3694 (*avx_punpckhdq): Likewise.
3695 (*avx_punpckldq): Likewise.
3696 (*avx_pinsr<avxmodesuffixs>): Likewise.
3697 (*avx_pinsrq): Likewise.
3698 (*avx_loadld): Likewise.
3699 (*vec_extractv2di_1_rex64_avx): Likewise.
3700 (*vec_extractv2di_1_avx): Likewise.
3701 (*vec_dupv2di_avx): Likewise.
3702 (*vec_concatv2si_avx): Likewise.
3703 (*vec_concatv4si_1_avx): Likewise.
3704 (*vec_concatv2di_avx): Likewise.
3705 (*vec_concatv2di_rex64_avx): Likewise.
3706 (*avx_uavgv16qi3): Likewise.
3707 (*avx_uavgv8hi3): Likewise.
3708 (*avx_psadbw): Likewise.
3709 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
3710 (*avx_phaddwv8hi3): Likewise.
3711 (*avx_phadddv4si3): Likewise.
3712 (*avx_phaddswv8hi3): Likewise.
3713 (*avx_phsubwv8hi3): Likewise.
3714 (*avx_phsubdv4si3): Likewise.
3715 (*avx_phsubswv8hi3): Likewise.
3716 (*avx_pmaddubsw128): Likewise.
3717 (*avx_pmulhrswv8hi3): Likewise.
3718 (*avx_pshufbv16qi3): Likewise.
3719 (*avx_psign<mode>3): Likewise.
3720 (*avx_palignrti): Likewise.
3721 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3722 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3723 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3724 (*avx_mpsadbw): Likewise.
3725 (*avx_packusdw): Likewise.
3726 (*avx_pblendvb): Likewise.
3727 (*avx_pblendw): Likewise.
3728 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3729 (avx_ptest256): Likewise.
3730 (avx_roundp<avxmodesuffixf2c>256): Likewise.
3731 (*avx_rounds<ssemodesuffixf2c>): Likewise.
3732 (*avx_aesenc): Likewise.
3733 (*avx_aesenclast): Likewise.
3734 (*avx_aesdec): Likewise.
3735 (*avx_aesdeclast): Likewise.
3736 (avx_vzeroupper): Likewise.
3737 (avx_vzeroupper_rex64): Likewise.
3738 (avx_vpermil<mode>): Likewise.
3739 (avx_vpermilvar<mode>3): Likewise.
3740 (avx_vpermil2<mode>3): Likewise.
3741 (avx_vperm2f128<mode>3): Likewise.
3742 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3743 (avx_vbroadcastss256): Likewise.
3744 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
3745 (avx_vinsertf128<mode>): Likewise.
3746 (vec_set_lo_<mode>): Likewise.
3747 (vec_set_hi_<mode>): Likewise.
3748 (vec_set_lo_<mode>): Likewise.
3749 (vec_set_hi_<mode>): Likewise.
3750 (vec_set_lo_v16hi): Likewise.
3751 (vec_set_hi_v16hi): Likewise.
3752 (vec_set_lo_v32qi): Likewise.
3753 (vec_set_hi_v32qi): Likewise.
3754 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3755 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3756 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
3757 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
3758 (vec_init<mode>): Likewise.
3759 (*vec_concat<mode>_avx): Likewise.
3760 (blendbits): Support V8SF and V4DF.
3761 (sse2_movq128): Support AVX.
3762 (<sse>_movnt<mode>): Likewise.
3763 (sse2_movntv2di): Likewise.
3764 (sse_rcpv4sf2): Likewise.
3765 (sse_sqrtv4sf2): Likewise.
3766 (sse_rsqrtv4sf2): Likewise.
3767 (<sse>_comi): Likewise.
3768 (<sse>_ucomi): Likewise.
3769 (sse_cvtss2si): Likewise.
3770 (sse_cvtss2si_2): Likewise.
3771 (sse_cvtss2siq): Likewise.
3772 (sse_cvtss2siq_2): Likewise.
3773 (sse_cvttss2si): Likewise.
3774 (sse_cvttss2siq): Likewise.
3775 (sse2_cvtsd2si): Likewise.
3776 (sse2_cvtsd2si_2): Likewise.
3777 (sse2_cvtsd2siq): Likewise.
3778 (sse2_cvtsd2siq_2): Likewise.
3779 (sse2_cvttsd2si): Likewise.
3780 (sse2_cvttsd2siq): Likewise.
3781 (sse2_cvtdq2pd): Likewise.
3782 (*sse2_cvtpd2dq): Likewise.
3783 (*sse2_cvttpd2dq): Likewise.
3784 (*sse2_cvtpd2ps): Likewise.
3785 (sse2_cvtps2pd): Likewise.
3786 (sse3_movshdup): Likewise.
3787 (sse3_movsldup): Likewise.
3788 (sse_storehps): Likewise.
3789 (*sse4_1_extractps): Likewise.
3790 (sse2_storelpd): Likewise.
3791 (vec_dupv2df_sse3): Likewise.
3792 (*vec_concatv2df_sse3): Likewise.
3793 (*sse4_1_pextrb): Likewise.
3794 (*sse4_1_pextrb_memory): Likewise.
3795 (*sse2_pextrw): Likewise.
3796 (*sse4_1_pextrw_memory): Likewise.
3797 (*sse4_1_pextrd): Likewise.
3798 (*sse4_1_pextrq): Likewise.
3799 (sse2_pshufd_1): Likewise.
3800 (sse2_pshuflw_1): Likewise.
3801 (sse2_pshufhw_1): Likewise.
3802 (*sse2_storeq_rex64): Likewise.
3803 (*vec_dupv4si): Likewise.
3804 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
3805 (sse2_pmovmskb): Likewise.
3806 (*sse2_maskmovdqu): Likewise.
3807 (*sse2_maskmovdqu_rex64): Likewise.
3808 (sse_ldmxcsr): Likewise.
3809 (sse_stmxcsr): Likewise.
3810 (abs<mode>2): Likewise.
3811 (sse4_1_movntdqa): Likewise.
3812 (sse4_1_phminposuw): Likewise.
3813 (sse4_1_extendv8qiv8hi2): Likewise.
3814 (*sse4_1_extendv8qiv8hi2): Likewise.
3815 (sse4_1_extendv4qiv4si2): Likewise.
3816 (*sse4_1_extendv4qiv4si2): Likewise.
3817 (sse4_1_extendv2qiv2di2): Likewise.
3818 (*sse4_1_extendv2qiv2di2): Likewise.
3819 (sse4_1_extendv4hiv4si2): Likewise.
3820 (*sse4_1_extendv4hiv4si2): Likewise.
3821 (sse4_1_extendv2hiv2di2): Likewise.
3822 (*sse4_1_extendv2hiv2di2): Likewise.
3823 (sse4_1_extendv2siv2di2): Likewise.
3824 (*sse4_1_extendv2siv2di2): Likewise.
3825 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3826 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3827 (sse4_1_zero_extendv4qiv4si2): Likewise.
3828 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3829 (sse4_1_zero_extendv2qiv2di2): Likewise.
3830 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3831 (sse4_1_zero_extendv4hiv4si2): Likewise.
3832 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3833 (sse4_1_zero_extendv2hiv2di2): Likewise.
3834 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3835 (sse4_1_zero_extendv2siv2di2): Likewise.
3836 (*sse4_1_zero_extendv2siv2di2): Likewise.
3837 (sse4_1_ptest): Likewise.
3838 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
3839 (sse4_2_pcmpestri): Likewise.
3840 (sse4_2_pcmpestrm): Likewise.
3841 (sse4_2_pcmpistri): Likewise.
3842 (sse4_2_pcmpistrm): Likewise.
3844 (aeskeygenassist): Likewise.
3846 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
3848 * config/i386/predicates.md (vzeroall_operation): New.
3850 * config/i386/sse.md (avx_vzeroall): New.
3851 (*avx_vzeroall): Likewise.
3853 2008-08-28 Paul Brook <paul@codesourcery.com>
3854 Mark Shinwell <shinwell@codesourcery.com>
3855 Richard Earnshaw <richard.earnshaw@arm.com>
3857 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
3858 (TARGET_MIN_ANCHOR_OFFSET): New.
3859 (arm_override_options): Set correct anchor ranges for Thumb-1
3860 and Thumb-2 if required.
3861 (legitimize_pic_address): Handle case involving a TLS symbol
3862 reference with an addend.
3863 (arm_optimization_options): Enable section anchors at -O1 and
3865 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
3866 * config/arm/arm-protos.h (arm_optimization_options): New.
3868 2008-08-28 Nick Clifton <nickc@redhat.com>
3870 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
3871 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
3874 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
3875 * config/v850/v850.md (return): Remove frame size restriction.
3877 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
3879 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
3881 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
3883 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
3885 2008-08-28 Paul Brook <paul@codesourcery.com>
3887 * config/arm/vfp11.md: Update license notice.
3888 * config/arm/cortex-r4.md: Ditto.
3890 2008-08-28 Richard Guenther <rguenther@suse.de>
3892 PR tree-optimization/37207
3893 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
3896 2008-08-28 Dodji Seketeli <dodji@redhat.com>
3899 * tree.c (int_fits_type_p): Don't forget unsigned integers
3900 of type sizetype which higher end word equals -1.
3902 2008-08-28 Ira Rosen <irar@il.ibm.com>
3904 * target.h (struct vectorize): Add new target builtin.
3905 * tree-vectorizer.c (destroy_loop_vec_info): Call
3906 vect_free_slp_instance instead of vect_free_slp_node.
3907 * tree-vectorizer.h (enum slp_load_perm_type): New.
3908 (struct _slp_instance): Add new fields.
3909 (SLP_INSTANCE_LOAD_PERMUTATION): New.
3910 (SLP_INSTANCE_LOADS): New.
3911 (vect_free_slp_tree): Remove.
3912 (vect_free_slp_instance): Declare.
3913 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
3914 (vectorizable_load): Add argument.
3915 (vect_transform_slp_perm_load): New.
3916 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
3918 (vect_get_place_in_interleaving_chain): New function.
3919 (vect_free_slp_tree): Make static.
3920 (vect_free_slp_instance): New function.
3921 (vect_build_slp_tree): Add new arguments. Allow load permutations and
3922 collect the load location in the interleaving chain.
3923 (vect_supported_slp_permutation_p): New function.
3924 (vect_supported_load_permutation_p): Likewise.
3925 (vect_analyze_slp_instance): In case of loads permutation, call
3926 vect_supported_load_permutation_p to check that the permutation is
3928 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
3929 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
3930 (vect_create_mask_and_perm): New function.
3931 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
3932 (vectorizable_load): Add an argument. Don't keep the created vectors
3933 statements in the node if permutation is required. Call
3934 vect_transform_slp_perm_load to generate the permutation.
3935 (vect_transform_stmt): Add new argument. Call vectorizable_load with
3936 additional argument.
3937 (vect_schedule_slp_instance): In case of loads permutation, allocate
3938 vectorized statements structure for all the related SLP nodes. Call
3939 vect_transform_stmt with addditional argument.
3940 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
3941 * config/spu/spu.c (spu_builtin_vec_perm): New.
3942 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3943 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
3944 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
3945 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3947 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
3949 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
3950 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
3951 __gthread_cond_signal, __gthread_cond_timedwait,
3952 __gthread_cond_timedwait_recursive): New functions.
3953 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
3955 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
3958 2008-08-28 Richard Guenther <rguenther@suse.de>
3961 * fold-const.c (maybe_canonicalize_comparison_1): Require
3962 undefined overflow only for canonicalizing A +- CST cmp CST.
3963 Make sure to not generate new constants that are not inside
3964 their TYPE_MIN/MAX_VALUE range.
3965 (maybe_canonicalize_comparison): Remove undefined overflow
3967 (fold_binary): Remove now duplicate folding.
3969 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3971 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3972 use not updated in the last change.
3974 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3976 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3977 (IRA_COVER_CLASSES): Add FPUL_REGS.
3979 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3982 * c-common.c (conversion_warning): Check for null operands.
3984 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3987 * c-decl.c (check_for_loop_decls): Improve error message. Give
3990 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3993 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3994 (convert_for_assignment): Pass corrent OPT_W* parameter to
3995 WARN_FOR_ASSIGNMENT.
3997 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4000 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4002 2008-08-27 Paul Brook <paul@codesourcery.com>
4004 * config.gcc: Loosen checks for arm uclinux eabi targets.
4006 2008-08-27 Paul Brook <paul@codesourcery.com>
4008 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4010 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4012 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4014 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
4015 the enumerators of an ENUMERAL_TYPE.
4016 * dbxout.c (dbxout_type): Ditto.
4018 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
4021 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
4022 (fwprop_addr): Check that the loop_father is not the outer loop.
4024 2008-08-26 Paul Brook <paul@codesourcery.com>
4026 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
4027 Remove documentation entry for fmul type.
4028 Use fmuls to annotate single-precision multiplication patterns,
4029 fmuld to annotate double-precision multiplication patterns,
4030 fmacs to annotate single-precision multiply-accumulate patterns
4031 and fmacd to annotate double-precision multiply-accumulate patterns.
4032 * config/arm/vfp11.md: Update reservations accordingly.
4033 * config/arm/arm.md: Note that certain values of the "type"
4034 attribute are documented in vfp.md.
4035 * config/arm/arm1020e.md: Remove out of date duplicate comment.
4036 (v10_cvt): Use new fmul types.
4038 2008-08-26 Paul Brook <paul@codesourcery.com>
4040 * config/arm/vfp.md: Move pipeline description for VFP11 to...
4041 * config/arm/vfp11.md: ...here. New.
4042 * config/arm/arm.md: Include vfp11.md.
4044 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
4046 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
4047 parameter to inform call.
4049 2008-08-26 Jeff Law <law@redhat.com>
4051 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
4052 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
4053 preferred class when copying a constant into a partial word register.
4055 2008-08-26 Ben Elliston <bje@au.ibm.com>
4057 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
4058 * cp/typeck.c: Likewise.
4059 * cp/tree.c: Likewise.
4060 * gimple-low.c: Likewise.
4063 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
4065 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
4066 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
4068 * doc/passes.texi: Describe IRA.
4070 * doc/tm.texi (IRA_COVER_CLASSES,
4071 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
4073 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
4074 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
4075 -fira-propagate-cost, -fno-ira-share-save-slots,
4076 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
4078 * flags.h (ira_algorithm): New enumeration.
4079 (flag_ira_algorithm, flag_ira_verbose): New external variable
4082 * postreload.c (gate_handle_postreload): Don't do post reload
4083 optimizations unless the reload is completed.
4085 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
4088 * tree-pass.h (pass_ira): New external variable declaration.
4090 * reload.h: Add 2008 to the Copyright.
4092 * cfgloopanal.c: Include params.h.
4093 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
4096 * params.h (IRA_MAX_LOOPS_NUM): New macro.
4098 * toplev.c (ira.h): New include.
4099 (flag_ira_algorithm, flag_ira_verbose): New external variables.
4100 (backend_init_target): Call ira_init.
4101 (backend_init): Call ira_init_once.
4102 (finalize): Call finish_ira_once.
4104 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
4105 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
4108 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
4109 may_move_out_cost): New external variable declarations.
4110 (move_table): New typedef.
4112 * caller-save.c: Include headers output.h and ira.h.
4113 (no_caller_save_reg_set): New global variable.
4114 (save_slots_num, save_slots): New variables.
4115 (reg_save_code, reg_restore_code, add_stored_regs): Add
4117 (init_caller_save): Set up no_caller_save_reg_set.
4118 (init_save_areas): Reset save_slots_num.
4119 (saved_hard_reg): New structure.
4120 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
4121 (initiate_saved_hard_regs, new_saved_hard_reg,
4122 finish_saved_hard_regs, saved_hard_reg_compare_func): New
4124 (setup_save_areas): Add code for sharing stack slots.
4125 (all_blocks): New variable.
4126 (save_call_clobbered_regs): Process pseudo-register too.
4127 (mark_set_regs): Process pseudo-register too.
4128 (insert_one_insn): Put the insn after bb note in a empty basic
4129 block. Add insn check.
4131 * global.c (eliminable_regset): Make it external.
4132 (mark_elimination): Use DF_LR_IN for IRA.
4133 (pseudo_for_reload_consideration_p): New.
4134 (build_insn_chain): Make it external. Don't ignore spilled
4135 pseudos for IRA. Use pseudo_for_reload_consideration_p.
4136 (gate_handle_global_alloc): New function.
4137 (pass_global_alloc): Add the gate function.
4139 * opts.c (decode_options): Set up flag_ira. Print the warning for
4141 (common_handle_option): Process -fira-algorithm and -fira-verbose.
4143 * timevar.def (TV_IRA, TV_RELOAD): New passes.
4145 * regmove.c (regmove_optimize): Don't do replacement of output for
4148 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
4149 New external variable declarations.
4151 * local-alloc.c (update_equiv_regs): Make it external. Return
4152 true if jump label rebuilding should be done. Rescan new_insn for
4154 (gate_handle_local_alloc): New function.
4155 (pass_local_alloc): Add the gate function.
4157 * alias.c (value_addr_p, stack_addr_p): New functions.
4158 (nonoverlapping_memrefs_p): Use them for IRA.
4160 * common.opt (fira, fira-algorithm, fira-coalesce,
4161 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
4162 fira-verbose): New options.
4164 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
4165 move_cost, may_move_in_cost, may_move_out_cost): Make the
4167 (move_table): Remove typedef.
4168 (init_move_cost): Make it external.
4169 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
4172 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
4173 setup_reg_classes): New function prototypes.
4174 (eliminable_regset): New external variable declaration.
4175 (build_insn_chain, update_equiv_regs): New function prototypes.
4177 * Makefile.in (IRA_INT_H): New definition.
4178 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
4179 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
4180 (reload1.o, toplev.o): Add dependence on ira.h.
4181 (cfgloopanal.o): Add PARAMS_H.
4182 (caller-save.o): Add dependence on output.h and ira.h.
4183 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
4184 ira-emit.o, ira-lives.o): New entries.
4186 * passes.c (pass_ira): New pass.
4188 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
4190 * reload1.c (ira.h): Include the header.
4191 (changed_allocation_pseudos): New bitmap.
4192 (init_reload): Initiate the bitmap.
4193 (compute_use_by_pseudos): Permits spilled registers in FROM.
4194 (temp_pseudo_reg_arr): New variable.
4195 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
4196 IRA. Call alter_reg with the additional parameter. Don't clear
4197 spilled_pseudos for IRA. Restore original insn chain for IRA.
4198 Clear changed_allocation_pseudos at the end of reload.
4199 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
4200 (hard_regno_to_pseudo_regno): New variable.
4201 (count_pseudo): Check spilled pseudos. Set up
4202 hard_regno_to_pseudo_regno.
4203 (count_spilled_pseudo): Check spilled pseudos. Update
4204 hard_regno_to_pseudo_regno.
4205 (find_reg): Use better_spill_reload_regno_p. Check
4206 hard_regno_to_pseudo_regno.
4207 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
4209 (eliminate_regs_1): Use additional parameter for alter_reg.
4210 (finish_spills): Set up pseudo_previous_regs only for spilled
4211 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
4212 more arguments. Don't clear live_throughout and dead_or_set for
4213 spilled pseudos. Use additional parameter for alter_reg. Call
4214 mark_allocation_change. Set up changed_allocation_pseudos.
4215 Remove sanity check.
4216 (emit_input_reload_insns, delete_output_reload): Use additional
4217 parameter for alter_reg. Call mark_allocation_change.
4218 (substitute, gen_reload_chain_without_interm_reg_p): New
4220 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
4222 * testsuite/gcc.dg/20080410-1.c: New file.
4224 * config/s390/s390.h (IRA_COVER_CLASSES,
4225 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
4227 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
4229 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
4231 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
4233 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
4235 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
4237 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
4239 2008-08-24 Jeff Law <law@redhat.com>
4240 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
4241 when ignoring unavailable registers.
4243 2008-08-24 Jeff Law <law@redhat.com>
4244 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
4245 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
4246 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
4247 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
4249 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
4250 * ira-build.c (allocno_range_compare_func): Stabilize sort.
4252 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
4253 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
4254 * reload1.c (find_reg): Process registers in register allocation order.
4256 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4257 * toplev.c (backend_init_target): Move ira_init call from
4259 (lang_dependent_init_target): ...to here.
4261 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4262 * ira.c (setup_class_subset_and_memory_move_costs): Don't
4263 calculate memory move costs for NO_REGS.
4265 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
4266 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
4267 STACK_REGS is defined.
4269 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4270 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
4272 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
4273 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
4275 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
4276 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
4277 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
4280 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
4281 Dorit Nuzman <dorit@il.ibm.com>
4283 * gcc/config/spu/spu.md (vec_extract_evenv4si,
4284 vec_extract_evenv4sf, vec_extract_evenv8hi,
4285 vec_extract_evenv16qi, vec_extract_oddv4si,
4286 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
4287 vec_interleave_highv4sf, vec_interleave_lowv4sf,
4288 vec_interleave_highv4si, vec_interleave_lowv4si,
4289 vec_interleave_highv8hi, vec_interleave_lowv8hi,
4290 vec_interleave_highv16qi, vec_interleave_lowv16qi,
4291 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
4293 2008-08-25 Janis Johnson <janis187@us.ibm.com>
4296 * config/rs6000/rs6000.c (optimization_options): Don't default to
4297 section anchors without toplevel reorder.
4299 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4301 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
4302 (mfc_end_critical_section): Likewise.
4304 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4306 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
4307 all type qualifiers from element type to vector type.
4309 2008-08-25 David Daney <ddaney@avtrex.com>
4311 * config/mips/mips.md (immediate_insn): Move up in file, fix
4312 comment typo, reformat.
4313 (fetchop_bit, atomic_hiqi_op memory_barrier,
4314 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
4315 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
4316 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
4317 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
4318 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
4319 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
4320 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
4321 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
4322 sync_old_nand<mode>, sync_new_nand<mode>,
4323 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
4324 test_and_set_12): Moved to sync.md.
4326 * config/mips/sync.md: New file.
4328 2008-08-25 Richard Henderson <rth@redhat.com>
4330 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
4331 (regsave): Likewise.
4332 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
4333 (output_cfi_directive): Likewise.
4334 (div_data_align): New.
4335 (output_cfi): Use it.
4337 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
4339 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
4340 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
4341 (TARGET_OCTEON): New macro.
4342 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
4343 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
4344 (ISA_HAS_POP): New macro.
4345 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4347 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4349 * config/mips/mips.md (cpu): Add octeon.
4350 (type): Add pop attribute value.
4351 (popcount<mode>2): New pattern.
4352 * doc/invoke.texi (-march=@var{arch}): Add octeon.
4354 2008-08-24 Jan Hubicka <jh@suse.cz>
4356 * doc/invoke.texi (-fipa-cp-clone): New option.
4357 (-fipa-cp): Update docs.
4358 (--param ipcp-unit-growth):New.
4359 * ipa-cp.c: Include fibheap.h, params.h
4360 (ipcp_initialize_node_lattices): When not cloning, all externally
4361 visible functions are bottom.
4362 (ipcp_need_redirect_p): Accept clones.
4363 (ipcp_insert_stage): Use cost driven heuristics.
4364 (max_count, dead_nodes): New static vars.
4365 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
4366 ipcp_const_param_count): New functions.
4367 * common.opt (ipa-cp-clone): New command line option.
4368 * params.def (ipcp-unit-growth): New.
4370 2008-08-24 Jan Hubicka <jh@suse.cz>
4372 * tree-inline.c (tree_function_versioning): Look harder
4373 for referenced vars.
4375 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
4377 PR tree-optimization/37185
4378 * matrix-reorg.c (transform_access_sites): Update changed stmt.
4380 2008-08-23 Jan Hubicka <jh@suse.cz>
4382 * ipa-cp.c (ipcp_analyze_node): New function.
4383 (ipcp_update_cloned_node): Use it.
4384 (ipcp_init_stage): Likewise.
4385 * ipa-inline.c (function_insertion_hook_holder): New static var.
4386 (analyze_function): Break out from ....
4387 (inline_generate_summary): Here; register insertion hook.
4388 (cgraph_decide_inlining): Remove hook.
4389 (add_new_function): New function.
4391 2008-08-23 Jan Hubicka <jh@suse.cz>
4393 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
4395 2008-08-23 Jan Hubicka <jh@suse.cz>
4397 * ipa-cp.c (constant_val_insert): Remove.
4398 (ipcp_propagate_one_const): Remove.
4399 (ipcp_create_replace_map): Always insert replacements to the map.
4400 (ipcp_insert_stage): Do not try to insert statements by hand.
4401 * tree-inline.c (insert_init_stmt): Break out from ...
4402 (setup_one_parameter): ... here; allow NULL BB pointer.
4403 (tree_function_versioning): Use setup_one_parameter to process
4406 2008-08-23 Jan Hubicka <jh@suse.cz>
4408 * tree.c (decl_address_ip_invariant_p): New function.
4409 * tree.h (decl_address_ip_invariant_p): Declare.
4410 * gimple.c (strip_invariant_refs): Break out from ...
4411 (is_gimple_invariant_address): ... here
4412 (is_gimple_ip_invariant_address): New function.
4413 (is_gimple_ip_invariant): New function.
4414 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
4417 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
4418 (ipcp_lat_is_insertable): All constants are insertable.
4419 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
4420 IPA_CONST_VALUE_REF.
4421 (ipcp_initialize_node_lattices): Propagate all types of operands.
4422 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
4423 (ipcp_create_replace_map): Reformat.
4424 (ipcp_need_redirect_p): Simplify.
4425 (ipcp_insert_stage): Check that argument is used before clonning.
4426 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
4428 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
4429 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
4430 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
4431 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
4432 (jump_func_type): Remove IPA_CONST_VALUE_REF.
4433 * tree-inline.c (tree_function_versioning): Add variables referenced
4436 2008-08-23 Jan Hubicka <jh@suse.cz>
4439 * i386.c (standard_80387_constant_p): Use optimize_size.
4441 2008-08-23 Ira Rosen <irar@il.ibm.com>
4443 PR tree-optimization/37161
4444 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
4445 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
4446 (vect_determine_vectorization_factor): Move the scalar type
4447 retrieval to vect_get_smallest_scalar_type.
4448 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
4449 scalar type. Remove redundant computation.
4450 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
4451 (vect_get_slp_defs): Take the type of RHS into account if
4452 necessary by calling vect_get_smallest_scalar_type. Call
4453 vect_get_constant_vectors with additional argument.
4455 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4458 * doc/invoke.texi (Wwrite-strings): Clarify description.
4460 2008-08-23 Ira Rosen <irar@il.ibm.com>
4462 PR tree-optimization/37174
4463 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
4464 def stmt is a part of the loop before accessing its stmt_vec_info.
4466 2008-08-22 Anatoly Sokolov <aesok@post.ru>
4469 * config/avr/avr.md (UNSPEC_SWAP): New constants.
4470 (*swap): New insn pattern.
4471 (*ashlqi3): Rename from ashlqi3 insn pattern.
4472 (ashlqi3): New expanders.
4473 (*lshrqi3): Rename from lshrqi3 insn pattern.
4474 (lshrqi3): New expanders.
4475 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
4476 lshrqi3_const5, lshrqi3_const6): New splitters.
4477 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
4478 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
4481 2008-08-22 Richard Guenther <rguenther@suse.de>
4483 PR tree-optimization/37078
4484 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
4485 [+INF, +INF] ranges.
4487 2008-08-22 Richard Guenther <rguenther@suse.de>
4489 PR tree-optimization/37143
4490 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
4491 a conversion statement instead of a copy.
4493 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
4496 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
4497 CCCmode, CCOmode and CCSmode destination modes.
4500 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
4501 from different units in a single alternative.
4502 (*vec_extractv2sf_1): Ditto.
4503 (*vec_extractv2si_0): Ditto.
4504 (*vec_extractv2si_1): Ditto.
4505 * config/i386/sse.md (sse2_storehpd): Ditto.
4506 (sse2_storelpd): Ditto.
4507 (sse2_loadhpd): Ditto.
4508 (sse2_loadlpd): Ditto.
4511 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
4512 (popcountsi2): Ditto.
4513 (clzdi2_abm): Ditto.
4514 (popcountdi2): Ditto.
4515 (clzhi2_abm): Ditto.
4516 (popcounthi2): Ditto.
4518 2008-08-22 Richard Guenther <rguenther@suse.de>
4522 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
4523 if the multiplication does not overflow.
4525 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
4527 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
4529 2008-08-21 Richard Henderson <rth@redhat.com>
4531 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
4532 spurrious comma from test.
4533 * configure: Rebuild.
4535 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4538 * builtins.c (fold_builtin_next_arg): Add warning about undefined
4541 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
4543 * c-tree.h (grokfield): New argument.
4544 * c-decl.c (grokfield): Handle new location argument.
4545 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
4547 2008-08-21 Richard Guenther <rguenther@suse.de>
4549 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
4551 2008-08-21 Jan Hubicka <jh@suse.cz>
4553 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
4554 (cgraph_add_function_insertion_hook,
4555 cgraph_remove_function_insertion_hook,
4556 cgraph_call_function_insertion_hooks): New functions.
4557 * cgraph.h (cgraph_add_function_insertion_hook,
4558 cgraph_remove_function_insertion_hook,
4559 cgraph_call_function_insertion_hooks): Declare.
4560 * ipa-reference.c (function_insertion_hook_holder): New variable.
4561 (check_operand, look_for_address_of): When checking late, do not care
4562 about module bitmaps.
4563 (add_new_function): New function.
4564 (generate_summary): Register hooks; zero module bitmaps.
4565 (propagate): Unregister hooks.
4566 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
4567 (add_new_function): New function.
4568 (generate_summary): Register hook.
4569 (propagate): Remove hook.
4571 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
4573 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
4574 * ipa-cp.c (ipcp_update_cloned_node): New function.
4575 (build_const_val): Handle functions correctly; bring type logic
4576 into sync with tree-inline.c
4577 (ipcp_init_stage): Take care of computing stuff needed by
4578 indirect inlining; update clones.
4579 (ipcp_generate_summary): Break out of ipcp_driver.
4580 (ipcp_driver): Do only execution and transformation.
4581 (pass_ipa_cp): Make IPA_PASS.
4582 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
4584 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
4585 ipcp, some info is already available.
4586 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
4587 * tree-inline.c (remap_ssa_name): Unshare expression.
4589 2008-08-21 Richard Guenther <rguenther@suse.de>
4591 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
4592 a PHI ask VN if it is already available.
4593 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
4594 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
4596 2008-08-21 Richard Guenther <rguenther@suse.de>
4599 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
4600 makes sure to produce a result of the correct type.
4602 2008-08-21 Jan Hubicka <jh@suse.cz>
4603 Backport from LTO branch:
4605 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4606 Jan Hubicka <jh@suse.cz>
4609 (init_state, finish_state, set_function_state, generate_summary):
4611 (scan_stmt): Renamed from scan_function. Changed to keep state in
4612 local static vars rather than cgraph aux field.
4613 (propagate): Renamed from static_execute. Changed to keep state in
4614 local static vars rather than cgraph aux field.
4615 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
4616 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
4618 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4620 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
4621 * ipa-reference.c (init_function_info, generate_summary,
4622 propagate): New functions.
4623 (analyze_function): Call init_function_info.
4624 (static_execute): Stripped into generate_summary and propagate.
4625 (pass_ipa_reference): Made into ipa_opt_pass.
4627 2008-08-21 Richard Guenther <rguenther@suse.de>
4629 PR tree-optimization/37181
4630 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
4632 (extract_range_from_unary_expr): Likewise.
4634 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4636 * diagnostic.c (pedwarn_at): Rename as pedwarn.
4638 * toplev.h (pedwarn_at): Likewise.
4639 * builtins.c: Update all calls to pedwarn.
4640 * c-lex.c: Likewise.
4641 * toplev.c: Likewise.
4642 * c-tree.h: Likewise.
4643 * c-decl.c: Likewise.
4644 * c-errors.c: Likewise.
4645 * c-typeck.c: Likewise.
4646 * c-common.c: Likewise.
4647 * c-parser.c: Likewise.
4649 2008-08-20 Joseph Myers <joseph@codesourcery.com>
4652 * config/sparc/sparc.c (function_arg_slotno): Handle structure
4653 with MODE_VECTOR_INT mode.
4655 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4658 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
4659 initialized outside the current module.
4660 (warn_uninitialized_var): Ignore left-hand side when walking the
4661 trees. Ignore address expressions. Examine VUSE operands in gimple
4662 statements with a variable declaration on the right-hand side.
4664 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
4667 * rtlanal.c (subreg_offset_representable_p): Revert last change.
4669 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4672 * c-common.c (conversion_warning): Do not warn if applying bit-and
4673 operator to unsigned constant that fits in the target type.
4675 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4678 * c-common.c (conversion_warning): Do not warn for artificial
4681 2008-08-20 Richard Guenther <rguenther@suse.de>
4683 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
4684 (extract_range_from_binary_expr): Fall back to constant propagation.
4685 (extract_range_from_unary_expr): Likewise.
4687 2008-08-20 Richard Guenther <rguenther@suse.de>
4689 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
4690 with TREE_THIS_VOLATILE on shared nodes.
4691 (fold_stmt_r): Likewise.
4693 2008-08-20 Jakub Jelinek <jakub@redhat.com>
4696 * c-parser.c (c_parser_attributes): For keywords use canonical
4697 spelling for attr_name.
4699 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4701 * value-prof.c (check_counter): Revert wrong call to error.
4703 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4705 * profile.c: Update calls to inform.
4706 * value-prof.c: Update calls to inform.
4708 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4710 * diagnostic.c (inform): Add an explicit location_t parameter.
4711 * toplev.h (inform): Update declaration.
4712 * builtins.c: Update all calls to inform.
4713 * c-common.c: Likewise.
4714 * c-decl.c: Likewise.
4715 * c-opts.c: Likewise.
4716 * c-pch.c: Likewise.
4717 * c-pragma.c: Likewise.
4718 * c-typeck.c: Likewise.
4719 * coverage.c: Likewise.
4721 * toplev.c: Likewise.
4722 * tree-cfg.c: Likewise.
4723 * tree-ssa.c: Likewise.
4725 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
4728 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
4729 V2DI mode, for SSE4.1, use movq instead of vector set if the
4730 second element is zero and inter-unit moves are OK.
4732 2008-08-20 Richard Guenther <rguenther@suse.de>
4734 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
4735 properly handle conversion/copy chains after tuplification.
4737 2008-08-20 Richard Guenther <rguenther@suse.de>
4739 * passes.c (init_optimization_passes): Move the second
4740 forwprop pass before alias computation. Remove the second
4741 DCE pass. Remove the first dominator and phi copy/const
4744 2008-08-20 Nick Clifton <nickc@redhat.com>
4746 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
4747 support of this feature. Do not assume that a sufficiently new
4748 assembler will support the feature regardless of the target type.
4749 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
4750 * configure: Regenerate.
4752 2008-08-20 Richard Guenther <rguenther@suse.de>
4754 * tree-vrp.c (found_in_subgraph): Remove.
4755 (live): New global static.
4756 (live_on_edge): New function.
4757 (blocks_visited): Remove.
4758 (register_edge_assert_for_2): Use live_on_edge.
4759 (find_conditional_asserts): Remove code dealing with
4760 found_in_subgraph. Do not walk the CFG.
4761 (find_switch_asserts): Likewise.
4762 (find_assert_locations_1): Renamed from find_assert_locations.
4763 Move finding assert locations for conditional and switch
4764 statements first. Update live bitmap. Do not walk the CFG.
4765 (find_assert_locations): New function.
4766 (insert_range_assertions): Remove entry of CFG walk.
4767 Adjust call to find_assert_locations.
4768 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
4769 that only can appear because of fake exit edges but assert we
4770 never try to insert on those.
4771 (fini_pre): Do not remove fake exit edges here...
4772 (execute_pre): ...but here, before committing edge inserts.
4774 2008-08-19 Richard Guenther <rguenther@suse.de>
4776 * passes.c (init_optimization_passes): Exchange store-ccp
4779 2008-08-19 Rafael Espíndola <espindola@google.com>
4781 * varasm.c (weak_decls): Move earlier in the file.
4782 (assemble_external): Add weak decls to the weak_decls list.
4783 (declare_weak): Don't add decls to the weak_decls list.
4785 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
4788 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
4789 before (sse2_shufpd_<mode>).
4791 2008-08-19 Jakub Jelinek <jakub@redhat.com>
4794 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
4795 * tree.c (block_nonartificial_location): Likewise.
4797 2008-08-19 Richard Guenther <rguenther@suse.de>
4799 PR tree-optimization/35972
4800 PR tree-optimization/23094
4801 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
4803 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
4804 handle MISALIGNED_INDIRECT_REF.
4805 (get_ref_from_reference_ops): New helper.
4806 (vn_reference_lookup_pieces): Walk the use-def chain using the
4807 alias-oracle if requested.
4808 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
4809 walking the use-def chain.
4810 (compute_avail): But not here.
4811 (create_component_ref_by_pieces_1): Properly handle
4812 MISALIGNED_INDIRECT_REF.
4813 (do_regular_insertion): Handle fully redundant
4814 expressions after PHI-translation also for SSA_NAME values, not
4815 only constants. Correctly use edoubleprime for that.
4817 2008-08-19 Ira Rosen <irar@il.ibm.com>
4819 * tree-vectorizer.c (supportable_widening_operation): Support
4820 multi-step conversion, return the number of steps in such conversion
4821 and the required intermediate types.
4822 (supportable_narrowing_operation): Likewise.
4823 * tree-vectorizer.h (vect_pow2): New function.
4824 (supportable_widening_operation): Change argument types.
4825 (supportable_narrowing_operation): Likewise.
4826 (vectorizable_type_promotion): Add an argument.
4827 (vectorizable_type_demotion): Likewise.
4828 * tree-vect-analyze.c (vect_analyze_operations): Call
4829 vectorizable_type_promotion and vectorizable_type_demotion with
4830 additional argument.
4831 (vect_get_and_check_slp_defs): Detect patterns.
4832 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
4834 (vect_analyze_slp_instance): Don't fail in case of multiple types.
4835 Call vect_build_slp_tree with correct arguments. Calculate unrolling
4836 factor according to the smallest type in the loop.
4837 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
4838 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
4839 supportable_widening_operation with correct arguments.
4840 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
4841 operands lists according to the number of vector statements in left
4842 or right node, if exists.
4843 (vect_gen_widened_results_half): Remove unused argument.
4844 (vectorizable_conversion): Call supportable_widening_operation,
4845 supportable_narrowing_operation, and vect_gen_widened_results_half
4846 with correct arguments.
4847 (vectorizable_assignment): Change documentation, support multiple
4849 (vectorizable_operation): Likewise.
4850 (vect_get_loop_based_defs): New function.
4851 (vect_create_vectorized_demotion_stmts): Likewise.
4852 (vectorizable_type_demotion): Support loop-aware SLP and general
4853 multi-step conversion. Call vect_get_loop_based_defs and
4854 vect_create_vectorized_demotion_stmts for transformation.
4855 (vect_create_vectorized_promotion_stmts): New function.
4856 (vectorizable_type_promotion): Support loop-aware SLP and general
4857 multi-step conversion. Call vect_create_vectorized_promotion_stmts
4859 (vectorizable_store): Change documentation, support multiple
4861 (vectorizable_load): Likewise.
4862 (vect_transform_stmt): Pass SLP_NODE to
4863 vectorizable_type_promotion and vectorizable_type_demotion.
4864 (vect_schedule_slp_instance): Move here the calculation of number
4865 of vectorized statements for each node from...
4866 (vect_schedule_slp): ... here.
4867 (vect_transform_loop): Call vect_schedule_slp without the last
4870 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
4873 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
4874 to == in assert statement.
4875 (vectorizable_reduction): Fix typo.
4877 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4880 * value-prof.c (check_counter): Dereference pointer to overall
4881 count when printing it.
4883 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4885 * profile.h: Really add it.
4887 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4889 * mcf.c: Really add it.
4891 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
4892 Vinodha Ramasamy <vinodha@google.com>
4894 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
4896 * value-prof.c (check_counter): Fix the counter if
4897 flag_profile_correction is true.
4898 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4899 tree_mod_subtract_transform):
4900 Follow check_counter parameter change.
4901 * common.opt (fprofile-correction): New option.
4903 * profile.h: Likewise.
4904 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
4905 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
4906 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
4908 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
4909 flag_profile_correction is set.
4911 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
4913 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
4915 2008-08-18 Tomas Bily <tbily@suse.cz>
4917 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
4918 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
4920 * tree-data-ref.c (split_constant_offset_1): Likewise.
4921 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
4922 * tree-sra.c (sra_walk_expr): Likewise.
4923 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
4924 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4925 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
4926 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
4928 * gimple.c (gimple_assign_unary_nop_p): Likewise.
4929 * tree-vect-transform.c (vectorizable_type_demotion)
4930 (vectorizable_type_promotion): Likewise.
4931 * tree-inline.c (expand_call_inline):
4932 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4933 (forward_propagate_addr_expr_1, forward_propagate_comparison)
4934 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4935 * expr.c (expand_expr_real_1): Likewise.
4936 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
4937 (gimple_assign_unary_useless_conversion_p): Likewise.
4938 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4939 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
4940 * fold-const.c (fold_unary): Likewise.
4941 * tree.h (CONVERT_EXPR_P): Likewise.
4942 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
4943 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4945 (register_edge_assert_for_2, extract_range_from_unary_expr)
4946 (register_edge_assert_for_1): Likewise.
4948 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4950 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
4951 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
4952 (enum real_value_const): Delete.
4953 (get_real_const): Delete.
4954 * real.c (get_real_const): Delete.
4955 (dconst_e_ptr): Define.
4956 (dconst_third_ptr): Define.
4957 (dconst_sqrt2_ptr): Define.
4958 * builtins.c: Update all callers.
4960 2008-08-18 Richard Guenther <rguenther@suse.de>
4962 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4963 statement iterator after statement removal.
4965 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4967 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4968 (detect_processor_freebsd): Likewise.
4969 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4971 2008-08-18 Richard Guenther <rguenther@suse.de>
4973 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4974 and loads have the correct types.
4976 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4979 * c-opts.c (cpp_opts): Remove static.
4980 * c-parser.c (cpp_opts): Declare it extern.
4981 (disable_extension_diagnostics): Handle cpp options.
4982 (enable_extension_diagnostics): Likewise.
4984 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4986 * diagnostics.c (permerror_at): Rename as permerror.
4987 (permerror): Delete.
4988 * toplev.h: Likewise.
4990 2008-08-18 Richard Guenther <rguenther@suse.de>
4992 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4993 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4994 Move call_cdce before build_alias. Move copyrename2,
4995 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4996 right after final inlining.
4997 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4998 (pass_build_cfg): But instead via TODO_dump_func.
5000 2008-08-18 Richard Guenther <rguenther@suse.de>
5002 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5004 (scalarize_init): If we failed to generate some initializers
5005 do not generate zeros for not instantiated members. Instead
5006 rely on the copy out.
5007 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5008 about missing flow-sensitive alias info only if we have
5011 2008-08-17 Nick Clifton <nickc@redhat.com>
5013 * doc/extend.texi (Function Attributes): Fix typo in description
5014 if hot function attribute.
5016 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
5017 Richard Sandiford <rdsandiford@googlemail.com>
5019 * doc/install.texi (--with-mips-plt): Document.
5020 * doc/invoke.texi (-mplt, -mno-plt): Document.
5021 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
5022 and handle ${with_mips_plt}.
5023 * config/mips/mips.opt (mplt): New option.
5024 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
5025 (TARGET_ABICALLS_PIC2): Likewise.
5026 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
5027 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
5028 (ASM_SPEC): Use !mabi=* instead of !mabi*.
5029 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
5030 to decide whether to output ".option picX" directives.
5031 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
5032 Pass -call_nonpic rather than -KPIC for -mplt.
5033 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
5034 on the command line. Also remove it when -mabi=64 is used without
5036 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
5037 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
5038 TARGET_ABICALLS_PIC0.
5039 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
5041 (mips16_build_function_stub): Only output ".option pic" directives
5042 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
5043 (mips16_build_call_stub): Fix comment and remove redundant
5044 ".set at"/"set .noat" directives.
5045 (mips_function_rodata_section): Use the default behaviour for
5046 TARGET_ABSOLUTE_ABICALLS.
5047 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
5048 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
5049 (mips_restore_gp): Do nothing if the current function doesn't use
5051 (mips_expand_prologue): Only save $gp if the current function uses it.
5052 Use a normal move for TARGET_ABICALLS_PIC0.
5053 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
5055 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
5057 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
5058 of function when handling GLOBAL_POINTER_REGNUM.
5060 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
5063 * common.opt (-fstack-check): Do not declare the variable here.
5064 (-fstack-check=): New option variant.
5065 * doc/invoke.texi (Code Gen Options): Document it.
5066 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
5067 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
5068 (STACK_CHECK_STATIC_BUILTIN): New macro.
5069 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
5070 * opts.c: Include expr.h.
5071 (common_handle_option) <OPT_fold_stack_check_>: New case.
5072 <OPT_fstack_check>: Likewise.
5073 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
5074 consistently in the test for variable-sized types. Adjust for
5075 new behaviour of flag_stack_check.
5076 * explow.c: Include except.h.
5077 (allocate_dynamic_stack_space): Do not take into account
5078 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
5079 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
5080 for variable-sized parameters. Treat all parameters whose size is
5081 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
5082 stack checking is enabled.
5083 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
5084 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
5085 if generic stack checking is enabled.
5086 (expand_function_end): Adjust for new behaviour of flag_stack_check.
5087 * reload1.c (reload): Likewise.
5088 * stmt.c (expand_decl): Assert that all automatic variables have
5089 fixed size at this point and remove dead code.
5090 * flags.h (stack_check_type): New enumeration type.
5091 (flag_stack_check): Declare.
5092 * toplev.c (flag_stack_check): New global variable.
5093 * Makefile.in (opts.o): Add dependency on EXPR_H.
5094 (explow.o): Add dependency on except.h.
5096 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
5098 * config/avr/avr.c (avr_override_options): Reduce value of
5099 PARAM_INLINE_CALL_COST.
5101 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
5103 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
5104 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
5105 lieu of TYPE_MODE (type) throughout.
5107 2008-08-15 Joseph Myers <joseph@codesourcery.com>
5109 * config/arm/arm.c (add_minipool_backward_ref): Check for
5110 8-byte-aligned entries in second case of forcing insertion after a
5111 particular entry. Change third case to avoid inserting
5112 non-8-byte-aligned entries before 8-byte-aligned ones.
5114 2008-08-15 Richard Guenther <rguenther@suse.de>
5116 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
5117 strip components for unknown size accesses.
5119 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
5121 * config/s390/2097.md New file.
5122 * config/s390/s390.md ("z10prop" attribute): Define none,
5123 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
5124 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
5125 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
5126 possible values and apply them to insns as appropriate.
5127 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
5128 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
5129 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
5130 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
5131 ("bfp" mode attribute): Removed. Every occurence replaced
5133 * config/s390/s390.c (struct "z10_cost"): Updated entries.
5134 * config/s390/2084.md (insn_reservation "x_itof"): Updated
5137 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5140 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
5143 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
5145 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
5146 additional argument. Support reduction when duplication is needed due
5147 to data-types of different sizes in the loop.
5148 (get_initial_def_for_induction): Fix printout.
5149 (vect_get_vec_def_for_stmt_copy): Support case where the
5150 vec_stmt_for_operand is a phi node.
5151 (vectorizable_reduction): Support reduction when duplication is needed
5152 due to data-types of different sizes in the loop.
5153 (vectorizable_call): Remove restriction to not vectorize in case we
5154 have data-types of different sizes in the loop.
5155 (vectorizable_conversion): Likewise.
5156 (vectorizable_operation): Likewise.
5157 (vectorizable_type_demotion): Likewise.
5158 (vectorizable_type_promotion): Likewise.
5159 (vectorizable_induction): Add restriction to not vectorize in case
5160 we have data-types of different sizes in the loop.
5162 2008-08-14 Christophe Saout <christophe@saout.de>
5163 Uros Bizjak <ubizjak@gmail.com>
5166 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
5167 (*vec_concatv2di_rex64_sse4_1): Ditto.
5168 (*vec_concatv2di_rex64_sse): Ditto.
5170 2008-08-14 Jakub Jelinek <jakub@redhat.com>
5173 * fold-const.c (fold_widened_comparison): Do not allow
5174 sign changes that change the result even if shorter type
5175 is wider than arg1_unw's type.
5177 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
5179 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
5180 Skip if the multilib testing specifies -march that does not
5181 agree with the one specified in the testcase.
5183 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5185 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
5186 zero extend SImode values being converted to TFmode before passing
5189 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5191 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
5192 __PPU__ when targeting the Cell/B.E. PPU processor.
5194 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
5196 * gimple.h (gimple_call_set_chain): Accept SSA variables.
5197 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
5198 Rematerialize the static chain, if any.
5199 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
5202 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5204 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
5205 (new_loc_descr): Likewise.
5206 (add_loc_descr): Likewise.
5207 (size_of_loc_descr): Likewise.
5208 (size_of_locs): Likewise.
5209 (output_loc_operands): Likewise.
5210 (output_loc_sequence): Likewise.
5211 (new_reg_loc_descr): New.
5212 (build_cfa_loc): Use it.
5213 (build_cfa_aligned_loc): Likewise.
5214 (one_reg_loc_descriptor): Likewise.
5215 (based_loc_descr): Likewise.
5217 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5220 * doc/invoke.texi (Wmain): Update.
5221 * c-decl.c (start_decl): warn_main is only 0 or 1.
5222 (start_function): Likewise. Fix formatting.
5223 (finish_function): Delete redundant warning.
5224 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
5225 * c-opts (c_common_handle_option): -Wall only has effect if
5226 warn_main is uninitialized. OPT_Wmain is automatically
5227 handled. -pedantic also enables Wmain.
5228 (c_common_post_options): Handle all logic for Wmain here.
5229 * c-common.c (warn_main): Delete.
5230 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
5231 * c-common.h (warn_main): Delete.
5233 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5236 * expr.c (emit_group_store): Allocate stack temp with the
5237 largest alignment when copying from register to stack.
5239 2008-08-13 Richard Guenther <rguenther@suse.de>
5241 * tree.h (maybe_fold_offset_to_address): Declare.
5242 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
5243 (ccp_fold): Handle pointer conversions the same as fold_stmt.
5244 Likewise for POINTER_PLUS_EXPR.
5245 (maybe_fold_offset_to_reference): Enable disabled code.
5246 (maybe_fold_offset_to_address): New function.
5247 (fold_stmt_r): Use it.
5248 (fold_gimple_assign): Likewise.
5249 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
5250 (gimplify_expr): Likewise.
5252 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5254 * toplev.h (pedwarn_at): Fix declaration.
5256 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5258 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
5259 LINK_SPEC): Use %R in -Y P argument.
5261 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5264 * diagnostic.c (pedwarn_at): New.
5265 * toplev.h (pedwarn_at): Declare.
5266 * c-tree.h (build_enumerator): Update declaration.
5267 * c-decl.c (finish_enum): Update comment.
5268 (build_enumerator): Take a location parameter. Give a pedwarn but do
5269 not perform any conversion.
5270 * c-parser.c (c_parser_enum_specifier): Set correct location for
5273 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5276 * c-common.c (conversion_warning): Use a switch. Ignore boolean
5277 expressions except for conversions to signed:1 bitfields. Handle
5278 COND_EXPR with constant operands.
5280 2008-08-13 Richard Guenther <rguenther@suse.de>
5282 PR tree-optimization/15255
5283 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
5284 (struct oecount_s): New struct and VEC types.
5286 (oecount_hash): New function.
5287 (oecount_eq): Likewise.
5288 (oecount_cmp): Likewise.
5289 (zero_one_operation): New function.
5290 (build_and_add_sum): Likewise.
5291 (undistribute_ops_list): Perform un-distribution of multiplication
5292 and division on the chain of summands.
5293 (should_break_up_subtract): Also break up subtracts for factors.
5294 (reassociate_bb): Delete dead visited statements.
5295 Call undistribute_ops_list. Re-sort and optimize if it did something.
5296 * passes.c (init_optimization_passes): Move DSE before
5298 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
5301 2008-08-12 Janis Johnson <janis187@us.ibm.com>
5303 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
5305 * doc/invoke.texi: Revert unintended checkin.
5307 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
5310 * gcc.c (include_spec_function): Tweak call to find_a_file.
5312 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5315 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
5316 and TRUTH_ORIF_EXPR.
5317 * dojump.c (do_jump): Likewise.
5319 PR tree-optimization/37084
5320 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
5321 if id->regimplify, don't assume stmt is a cast assignment.
5323 2008-08-12 Anatoly Sokolov <aesok@post.ru>
5325 * final.c (final_scan_insn): Use app_enable/app_disable functions.
5327 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5330 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
5333 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5335 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
5336 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
5338 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
5339 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
5340 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
5341 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
5342 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
5344 * doc/tm.texi (Storage Layout): Remove documentation for
5345 TARGET_FLOAT_FORMAT.
5347 * simplify-rtx.c (simplify_binary_operation_1): Replace
5348 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
5350 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5352 * real.h (struct real_format): New member has_sign_dependent_rounding.
5353 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
5354 spu_single_format, ieee_double_format, mips_double_format,
5355 motorola_double_format, ieee_extended_motorola_format,
5356 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5357 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5358 mips_extended_format, ieee_quad_format, mips_quad_format,
5359 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5360 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5362 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5363 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5364 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5365 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5366 (ROUND_TOWARDS_ZERO): Likewise.
5368 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
5369 (FLOAT_MODE_FORMAT): New macro.
5370 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
5371 (MODE_COMPOSITE_P): ... this new macro.
5372 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5373 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
5374 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
5376 * flags.h: Include "real.h".
5378 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
5379 REAL_MODE_FORMAT_COMPOSITE_P.
5380 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
5382 * doc/tm.texi (Storage Layout): Remove documentation of
5383 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5384 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
5385 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
5386 they only apply to libgcc2.a.
5388 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5390 * config/spu/float_disf.c: New file.
5391 * config/spu/float_unsdisf.c: New file.
5392 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
5393 (LIB2FUNCS_EXCLUDE): Define.
5395 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5396 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5398 * real.h (struct real_format): New member round_towards_zero.
5399 * real.c (round_for_format): Respect fmt->round_towards_zero.
5400 (ieee_single_format, mips_single_format, motorola_single_format,
5401 spu_single_format, ieee_double_format, mips_double_format,
5402 motorola_double_format, ieee_extended_motorola_format,
5403 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5404 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5405 mips_extended_format, ieee_quad_format, mips_quad_format,
5406 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5407 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5409 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
5410 real_format to choose rounding mode when calling MPFR functions.
5411 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
5412 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
5414 * real.h (real_to_decimal_for_mode): Add prototype.
5415 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
5416 Respect target rounding mode when generating decimal representation.
5417 (real_to_decimal): New stub for backwards compatibility.
5418 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
5419 real_to_decimal_for_mode instead of real_to_decimal.
5421 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
5423 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5424 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5426 * real.c (spu_single_format): New variable.
5427 * real.h (spu_single_format): Declare.
5429 * config/spu/spu.c (spu_override_options): Install SFmode format.
5430 (spu_split_immediate): Use integer mode to operate on pieces of
5431 floating-point values in all cases.
5433 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
5434 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
5435 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
5437 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5439 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
5441 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5443 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
5445 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5448 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
5449 on the VAR_DECL instead of TYPE_READONLY on its type.
5451 2008-08-12 Ira Rosen <irar@il.ibm.com>
5453 * tree-vectorizer.c: Depend on langhooks.h.
5454 (supportable_widening_operation): Add two arguments. Support double
5456 (supportable_narrowing_operation): Likewise.
5457 * tree-vectorizer.h (supportable_widening_operation): Add two
5459 (supportable_narrowing_operation): Likewise.
5460 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
5461 supportable_widening_operation with correct arguments.
5462 * tree-vect-transform.c (vectorizable_conversion): Likewise.
5463 (vectorizable_type_demotion): Support double type conversions.
5464 (vectorizable_type_promotion): Likewise.
5465 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
5467 2008-08-11 Michael Matz <matz@suse.de>
5469 * i386/i386.c (override_options): Move initialisation from
5470 flag_schedule_insns_after_reload to here from ...
5471 (optimization_options): ... here.
5473 2008-08-11 Jakub Jelinek <jakub@redhat.com>
5475 PR rtl-optimization/36998
5476 * dwarf2out.c (compute_barrier_args_size_1,
5477 compute_barrier_args_size): Temporarily remove assertions.
5479 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5482 * tree-ssa.c (struct walk_data): Add new flag
5483 warn_possibly_uninitialized.
5484 (warn_uninitialized_var): Use it.
5485 (warn_uninitialized_vars): New.
5486 (execute_early_warn_uninitialized): Call it.
5487 (execute_late_warn_uninitialized): Likewise.
5489 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5492 * reload1.c (gen_reload): Guard calls to get_secondary_mem
5495 2008-08-09 Jan Hubicka <jh@suse.cz>
5498 * optabs.c (maybe_emit_unop_insn): Remove produced code if
5500 (expand_fix): Be prepared for expansion to fail.
5501 (expand_sfix_optab): Remove instructions if expansion failed.
5503 2008-08-09 Anatoly Sokolov <aesok@post.ru>
5505 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
5507 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
5508 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5510 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5512 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
5513 mips/t-libgcc-mips16 to tmake_file.
5514 * config/mips/mips-protos.h (mips_call_type): New enum.
5515 (mips_pic_base_register, mips_got_load): Declare.
5516 (mips_restore_gp): Take an rtx argument.
5517 (mips_use_pic_fn_addr_reg_p): Declare.
5518 (mips_expand_call): Replace the sibcall_p argument with
5519 a mips_call_type argument. Add a lazy_p parameter.
5520 (mips_split_call): Declare.
5521 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
5522 (MIPS16_PIC_TEMP): Likewise.
5523 (reg_class): Delete M16_NA_REGS.
5524 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5525 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
5526 (mips_split_hi_p): Declare.
5527 * config/mips/mips.c (mips_split_hi_p): New array.
5528 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
5529 (mips_got_symbol_type_p): New function.
5530 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
5531 (mips16_stub_function_p): New function.
5532 (mips16_local_function_p): Likewise.
5533 (mips_use_pic_fn_addr_reg_p): Likewise.
5534 (mips_cannot_force_const_mem): Return false for HIGHs.
5535 Extend CONST_INT and symbolic handling to MIPS16, using
5536 mips_symbol_insns to check that the base symbol type is a
5537 legitimate constant. Reject GOT-based constants if
5538 TARGET_MIPS16_PCREL_LOADS.
5539 (mips_const_insns): Check targetm.cannot_force_const_mem when
5540 decomposing a symbolic base and a large offset.
5541 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
5542 When calling a function that needs $25 from MIPS16 code,
5543 move the target address into $25 separately and add a USE
5545 (mips16_gp_pseudo_reg): Insert the initializer immediately
5546 before the first real insn.
5547 (mips_pic_base_register, mips_got_load): New functions.
5548 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
5549 parameter to LOW_OUT. Say that it can be any valid SET_SRC
5550 when splitting a load-address operation. Split SYMBOL_GOT_DISP
5551 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
5552 (mips_call_tls_get_addr): Update the call to mips_expand_call,
5553 also passing NULL_RTX rather than const0_rtx as the aux argument.
5554 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
5555 instead of TARGET_EXPLICIT_RELOCS.
5556 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
5557 (mips_load_call_address): Replace the sibcall_p argument with
5558 a mips_call_type argument. Use mips_got_load.
5559 (mips16_local_alias): New structure.
5560 (mips16_local_aliases): New variable.
5561 (mips16_local_aliases_hash): New function.
5562 (mips16_local_aliases_eq): Likewise.
5563 (mips16_local_alias): Likewise.
5564 (mips16_stub_function): Likewise.
5565 (mips16_build_function_stub): Create a local alias for the target
5566 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
5567 .cpload directive and an R_MIPS_NONE relocation for the target
5568 function, then load the alias rather than the function itself.
5569 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
5570 (mips16_copy_fpr_return_value): Use mips16_stub_function and
5571 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
5572 (mips16_build_call_stub): Replace the FN parameter with an
5573 FN_PTR parameter. Force the address into a register if it
5574 isn't a call_insn_operand; don't rely on the caller to do this.
5575 If a call to a locally-defined and locally-binding MIPS16
5576 function must be made indirectly, redirect the call to the
5577 function's local alias. Use mips16_stub_function_p,
5578 mips16_stub_function, mips_expand_call and use_reg.
5579 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
5580 Use explicit %hi and %lo accesses where possible.
5581 Use MIPS_CALL to generate the correct code form of a
5582 jal instruction. Add clobbers of $18 instead of uses.
5583 Update the call to mips_emit_call_insn.
5584 (mips_expand_call): Replace the SIBCALL_P argument with a
5585 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
5586 Take a LAZY_P parameter. Call mips16_build_call_stub first,
5587 allowing it to modify the call address. Update the calls to
5588 mips_load_call_address and mips_emit_call_insn.
5589 (mips_split_call): New function.
5590 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
5591 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
5592 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
5593 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
5594 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
5596 (mips_cprestore_slot): New function.
5597 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
5598 and use mips_cprestore_slot.
5599 (mips_output_function_prologue): Handle TARGET_MIPS16 for
5601 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
5602 then use a copygp_mips16 instruction to set up $28.
5603 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
5604 (mips16_lay_out_constants): Call split_all_insns_noflow.
5605 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
5606 false if TARGET_MIPS16.
5607 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
5608 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
5609 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
5610 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
5611 MIPS16 code. Allow MIPS16 o32 PIC.
5612 (mips_override_options): Allow MIPS16 o32 PIC.
5613 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
5614 after reload if TARGET_USE_GOT.
5615 (UNSPEC_COPYGP): New constant.
5616 (length): Use a default length of 8 for MIPS16 GOT loads.
5617 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
5618 (*got_page<mode>): Check mips_split_hi_p.
5619 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
5620 (unspec_got<mode>, unspec_call<mode>): New expanders.
5621 (load_got<mode>, load_call<mode>): Remove the length attributes.
5622 Use a got attribute instead of a type attribute.
5623 (copygp_mips16): New insn.
5624 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
5625 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
5626 (sibcall, sibcall_value, call, call_value): Update the calls
5627 to mips_expand_call.
5628 (call_internal, call_value_internal): Use mips_split_call.
5629 (call_value_multiple_internal): Likewise.
5630 (call_split): Move after call_internal (the insn it is split from).
5631 (call_internal_direct, call_value_internal_direct): Turn into
5632 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
5633 (call_direct_split, call_value_direct_split): New patterns.
5634 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
5635 and use M16_REGS instead of M16_NA_REGS.
5636 * config/mips/predicates.md (const_call_insn_operand): Replace
5637 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
5638 mips_use_pic_fn_addr_reg_p check.
5639 (move_operand): Reject HIGHs if mips_split_hi_p.
5640 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
5641 (__mips16_floatunsisf): Inline __mips16_floatsisf.
5642 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
5643 * config/mips/libgcc-mips16.ver: New file.
5644 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
5645 $(srcdir)/config/mips/libgcc-mips16.ver.
5647 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5649 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
5651 (mips_unspec_address, mips_unspec_offset_high): Likewise.
5652 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
5653 (mips16_cfun_returns_in_fpr_p): Likewise.
5655 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5657 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
5658 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
5659 rather than 4 to PC.
5661 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5663 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
5664 (FUNCTION_PROFILER): Save the static chain pointer into $2
5665 beforehand and restore it aftewards.
5666 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
5667 address directly into $25 and call the function through $25;
5668 do not clobber $3. Pad the DImode version to cover the space
5669 left by the deleted $25 <- $3 move.
5670 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
5671 the removal of the $25 <- $3 move.
5672 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
5673 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5675 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5676 Daniel Jacobowitz <dan@codesourcery.com>
5678 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
5679 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
5680 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
5681 * config/mips/mips.c (mips_start_function_definition): New function.
5682 (mips_end_function_definition): Likewise.
5683 (mips_output_function_prologue): Use mips_start_function_definition.
5684 (mips_output_function_epilogue): Use mips_end_function_definition.
5685 (build_mips16_function_stub): Use mips_start_function_definition
5686 and mips_end_function_definition.
5687 (build_mips16_call_stub): Likewise.
5689 2008-08-09 Richard Guenther <rguenther@suse.de>
5691 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
5692 * gimple.h (gimple_call_fn): Adjust comment.
5693 (gimple_call_set_fndecl): New function.
5694 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
5695 longer having bare FUNCTION_DECL operand.
5696 (gimple_call_return_type): Likewise.
5697 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
5699 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
5700 (gimple_mod_pow2): Likewise.
5701 (gimple_mod_subtract): Likewise.
5702 (gimple_ic): Likewise.
5703 (gimple_stringop_fixed_value): Likewise.
5704 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
5705 longer having bare FUNCTION_DECL operand.
5706 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
5707 * omp-low.c (optimize_omp_library_calls): Likewise.
5708 * cgraphunit.c (update_call_expr): Likewise.
5709 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
5710 (execute_convert_to_rsqrt): Likewise.
5711 * cfgexpand.c (gimple_to_tree): Simplify.
5712 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
5713 bare FUNCTION_DECL operand.
5714 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
5715 (convert_gimple_call): Use gimple_call_fndecl.
5716 * c-common.c (c_warn_unused_result): Likewise.
5718 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5721 * c-typeck.c (digest_init): Call verify_sequence_points from here.
5722 (c_finish_return): Likewise.
5723 (c_start_case): Likewise.
5724 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
5725 * c-parser.c (c_parser_condition): New. Call
5726 verify_sequence_points.
5727 (c_parser_paren_condition): Call c_parser_condition.
5728 (c_parser_for_statement): Call c_parser_condition.
5730 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5733 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
5734 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
5735 Moved from diagnostic.h
5736 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
5738 (emit_diagnostic): New.
5739 (warning0, pedwarn0): Delete.
5740 (warning, warning_at, pedwarn, permerror): Return bool.
5741 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
5742 Moved to diagnostic.c.
5743 (struct diagnostic_context): Use correct type for
5744 classify_diagnostic.
5745 (diagnostic_report_diagnostic): Update declaration.
5746 (emit_diagnostic): Declare.
5747 * errors.c (warning): Return bool.
5748 * errors.h (warning): Update declaration.
5749 * toplev.h (warning0, pedwarn0): Delete.
5750 (warning, warning_at, pedwarn, permerror): Return bool.
5751 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
5752 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
5753 inform. Update all calls.
5754 (diagnose_mismatched_decls): Check return value of warning/pedwarn
5755 before giving informative note.
5756 (implicit_decl_warning): Likewise.
5757 * c-typeck.c (build_function_call): Likewise.
5758 * tree-sssa.c (warn_uninit): Likewise.
5759 * builtins.c (gimplify_va_arg_expr): Likewise.
5761 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5764 * doc/invoke.texi (-Wextra): Move warning from here...
5765 (-Wuninitialized): ... to here.
5767 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5770 * flags.h (set_Wunused): Delete
5771 * toplev.c (process_options): Handle Wunused flags here.
5772 * opts.c (maybe_warn_unused_parameter): Delete.
5773 (common_handle_option): Replace set_Wunused by warn_unused.
5774 (set_Wextra): Do not handle Wunused-parameter here.
5775 (set_Wunused): Delete.
5776 * c-opts.c (c_common_handle_option): Replace set_Wunused by
5778 * common.opt (Wunused): Add Var and Init.
5779 (Wunused-function): Likewise.
5780 (Wunused-label): Likewise.
5781 (Wunused-parameter): Likewise.
5782 (Wunused-value): Likewise.
5783 (Wunused-variable): Likewise.
5785 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
5787 * doc/invoke.texi: Add cpu_type power7.
5788 * config.in (HAVE_AS_VSX): New.
5789 * config.gcc: Add cpu_type power7.
5790 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
5792 * configure: Regenerate.
5793 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
5795 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
5796 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
5797 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
5799 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
5801 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
5802 type to vectorize.builtin_conversion.
5803 (vectorizable_conversion): Likewise.
5804 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
5805 integral type as input.
5806 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
5808 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
5809 and ALTIVEC_BUILTIN_VCTSXS.
5810 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
5813 2008-08-08 Richard Guenther <rguenther@suse.de>
5815 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
5816 (surely_varying_stmt_p): Calls are varying only if they are
5817 non-builtin and not indirect or have no result.
5818 (ccp_fold): Re-instantiate code before the tuples merge.
5820 2008-08-08 Richard Guenther <rguenther@suse.de>
5822 PR tree-optimization/37056
5823 * gimple.h (gimple_assign_rhs_class): New helper function.
5824 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
5825 unary operations properly.
5827 2008-08-07 Jan Hubicka <jh@suse.cz>
5829 * i386.h (ix86_size_cost): Declare.
5830 (ix86_cur_cost): New function macro.
5831 * i386.md (peepholes expanding size and splitters): Predicate by
5832 optimize_insn_for_speed_p.
5833 (peepholes reduce size and splitters): Predicate by
5834 optimize_insn_for_size_p.
5835 * i386.c (ix86_size_cost): Rename from ...
5836 (size_cost): This one.
5837 (override_options): Update.
5838 (decide_alg): Likewise.
5839 (ix86_expand_clear): Use RTL profile.
5840 (ix86_pad_returns): Use RTL profile.
5842 2008-08-07 Jan Hubicka <jh@suse.cz>
5844 * recog.c (split_all_insns): Set RTL profile
5845 (peephole2_optimize): Likewise.
5846 * function.c (thread_prologue_and_epilogue_insns): Likewise.
5847 * combine.c (combine_instructions): Likewise.
5849 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5851 * c-common.c (c_common_reswords): Also warn about keyword "bool".
5853 2008-08-07 Bob Wilson <bob.wilson@acm.org>
5855 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
5856 value in a6 after the set_frame_ptr insn.
5858 2008-08-07 Richard Henderson <rth@redhat.com>
5861 * gcc.c (cpp_options): Pass along -g*.
5863 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5865 * config/arm/arm.c (output_move_neon): Update comment describing
5866 big-endian vector layout.
5867 (arm_assemble_integer): Do not handle big-endian NEON vectors
5869 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
5870 neon_vget_lane<mode>_sext_internal,
5871 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
5872 element indices for big-endian.
5874 2008-08-07 Richard Henderson <rth@redhat.com>
5876 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
5877 * configure, config.in: Rebuild.
5878 * debug.h (dwarf2out_do_cfi_asm): Declare.
5879 * c-cppbuiltin.c (c_cpp_builtins): Use it.
5880 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
5881 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
5882 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
5884 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5886 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5887 movv2si_internal): Combine into mov<mode>_internal.
5888 (movv2si_internal_2): Remove.
5890 2008-08-07 Jan Hubicka <jh@suse.cz>
5893 * i386.md (single stringop patterns): Enable unconditionally.
5895 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
5898 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
5900 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
5901 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
5903 * config/i386/sse.md (sse2_movq128): New.
5905 * doc/extend.texi: Document __builtin_ia32_movq128.
5907 2008-08-07 Richard Guenther <rguenther@suse.de>
5910 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
5911 pointers can access anything.
5913 2008-08-06 Jan Hubicka <jh@suse.cz>
5915 * optabs.c (emit_unop_insn): Break out to ...
5916 (maybe_emit_unop_insn): ... this one.
5917 (expand_sfix_optab): Use maybe variant.
5918 * optabs.h (maybe_emit_unop_insn): Declare.
5920 * i386.md (mov0 patterns): Enable by default.
5921 (FP conversion expanders): Disable expansion of code expanding
5922 sequences when instruction should be optimized for size.
5923 (single strinop patterns): Enable when optimizing for size.
5924 (string expanders): Disable expanding of code expanding sequences
5925 when optimizning instruction for size.
5926 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
5928 (ix86_fp_comparison_sahf_cost): Likewise.
5929 (ix86_expand_branch): Likewise.
5930 (ix86_expand_ashl_const): Likewise.
5931 (ix86_split_ashl): Likewise.
5932 (ix86_expand_strlen): Likewise.
5933 (ix86_emit_fp_unordered_jump): Likewie.
5935 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5937 * c-common.c: Fix typo.
5938 (c_common_reswords): Activate more C++ keyword warnings.
5940 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
5942 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5945 * diagnostic.c (permerror_at): New.
5946 * toplev.h (permerror_at): Declare.
5948 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
5949 Ira Rosen <irar@il.ibm.com>
5951 * tree-vect-transform.c (vect_model_simple_cost): Return
5952 immediately if stmt is pure SLP.
5953 (vect_model_store_cost): Ditto.
5954 (vect_model_load_cost): Ditto.
5955 (vectorizable_store): Remove PURE_SLP check before call
5956 to vect_model_store_cost.
5957 (vect_model_store_cost): When checking whether stmt describe
5958 strided access, add a check that it is not slp_node.
5960 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5963 * c-common.c (warn_for_sign_compare): New. Handle separately the
5964 case that 'constant' is zero.
5965 * c-typeck.c (build_binary_op): Move code to c-common.c
5967 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5969 * config/alpha/alpha.c (alpha_preferred_reload_class,
5970 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5971 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5972 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5973 * config/arm/arm.md: Likewise.
5974 * config/avr/avr-protos.h (preferred_reload_class,
5975 test_hard_reg_class, avr_simplify_comparison_p,
5976 out_shift_with_cnt, class_max_nregs): Likewise.
5977 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5978 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5979 preferred_reload_class, test_hard_reg_class): Likewise.
5980 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5981 bfin_memory_move_cost, bfin_secondary_reload,
5982 bfin_output_mi_thunk): Likewise.
5983 * config/crx/crx.c (crx_secondary_reload_class,
5984 crx_memory_move_cost): Likewise.
5985 * config/frv/frv-protos.h (frv_secondary_reload_class,
5986 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5987 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5988 frv_secondary_reload_class, frv_class_likely_spilled_p,
5989 frv_class_max_nregs): Likewise.
5990 * config/h8300/h8300.c (h8300_classify_operand,
5991 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5993 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5994 * config/ia64/ia64.c (ia64_preferred_reload_class,
5995 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5996 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5997 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5999 * config/m68hc11/m68hc11.c (preferred_reload_class,
6000 m68hc11_memory_move_cost): Likewise.
6001 * config/mcore/mcore.c (mcore_secondary_reload_class,
6002 mcore_reload_class): Likewise.
6003 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6004 mips_class_max_nregs, mips_cannot_change_mode_class,
6005 mips_preferred_reload_class, mips_secondary_reload_class,
6006 mips_output_mi_thunk): Likewise.
6007 * config/mmix/mmix.c (mmix_preferred_reload_class,
6008 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6010 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6012 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6013 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6014 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6015 * config/rs6000/rs6000.c (paired_expand_vector_init,
6016 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
6017 compare_section_name, rs6000_memory_move_cost): Likewise.
6018 * config/s390/s390.c (s390_emit_compare_and_swap,
6019 s390_preferred_reload_class, s390_secondary_reload,
6020 legitimize_pic_address, legitimize_tls_address,
6021 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
6022 s390_class_max_nregs): Likewise.
6023 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6024 * config/s390/s390.md: Likewise.
6025 * config/score/score-protos.h (score_secondary_reload_class,
6026 score_preferred_reload_class): Likewise.
6027 * config/score/score.c (score_preferred_reload_class,
6028 score_secondary_reload_class): Likewise.
6029 * config/score/score3.c (score3_output_mi_thunk,
6030 score3_preferred_reload_class, score3_secondary_reload_class,
6031 score3_hard_regno_mode_ok): Likewise.
6032 * config/score/score3.h (score3_preferred_reload_class,
6033 score3_secondary_reload_class): Likewise.
6034 * config/score/score7.c (score7_output_mi_thunk,
6035 score7_preferred_reload_class, score7_secondary_reload_class,
6036 score7_hard_regno_mode_ok): Likewise.
6037 * config/score/score7.h (score7_preferred_reload_class,
6038 score7_secondary_reload_class): Likewise.
6039 * config/sh/sh.c (prepare_move_operands, output_far_jump,
6040 output_branchy_insn, add_constant, gen_block_redirect,
6041 sh_insn_length_adjustment, sh_cannot_change_mode_class,
6042 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
6043 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6044 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
6045 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
6046 xstormy16_preferred_reload_class): Likewise.
6047 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
6048 xtensa_expand_atomic, override_options,
6049 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
6051 * reorg.c (try_merge_delay_insns): Likewise.
6052 * tree.c (merge_dllimport_decl_attributes): Likewise.
6054 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
6056 2008-08-06 Michael Matz <matz@suse.de>
6058 * Makefile.in (write_entries_to_file): Quote words.
6059 * gengtype.c: (read_input_line): Skip over leading white-space.
6061 2008-08-06 Marc Gauthier <marc@tensilica.com>
6063 * config.gcc: Match more processor names for Xtensa.
6064 * configure.ac: Likewise.
6065 * doc/install.texi (Specific): Likewise.
6066 * configure: Regenerate.
6068 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6070 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
6071 * calls.c (avoid_likely_spilled_reg): Likewise.
6072 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
6073 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
6074 * config/i386/i386.c (ix86_expand_special_args_builtin,
6075 ix86_secondary_reload): Likewise.
6076 * except.c (struct eh_region, gen_eh_region_catch,
6077 remove_unreachable_regions, duplicate_eh_regions,
6078 assign_filter_values, build_post_landing_pads,
6079 sjlj_find_directly_reachable_regions, remove_eh_handler,
6080 reachable_next_level, foreach_reachable_handler,
6081 can_throw_internal_1, can_throw_external_1,
6082 collect_one_action_chain): Likewise.
6083 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
6084 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
6085 * function.c (update_temp_slot_address, instantiate_new_reg,
6086 instantiate_virtual_regs_in_rtx,
6087 instantiate_virtual_regs_in_insn): Likewise.
6088 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
6089 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
6090 gimplify_cleanup_point_expr): Likewise.
6091 * ipa-cp.c (ipcp_lattice_changed): Likewise.
6092 * passes.c (next_pass_1): Likewise.
6093 * print-tree.c (print_node_brief, print_node): Likewise.
6094 * profile.c (branch_prob): Likewise.
6095 * tree-dump.c (dump_register): Likewise.
6096 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
6098 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
6099 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
6100 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
6101 copy_arguments_for_versioning, copy_static_chain): Likewise.
6102 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
6103 add_new_name_mapping, register_new_name_mapping): Likewise.
6104 * tree-mudflap.c (mf_xform_derefs): Likewise.
6105 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
6106 get_init_expr, combine_chains): Likewise.
6107 * tree-pretty-print.c (dump_generic_node): Likewise.
6108 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
6109 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
6110 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
6111 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
6113 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6116 * calls.c (expand_call): Use the biggest preferred stack
6119 2008-08-06 Michael Matz <matz@suse.de>
6122 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
6123 for reused reload, instead of overwriting them.
6125 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6128 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
6129 for incoming stack boundary.
6131 * function.c (assign_parm_find_entry_rtl): Update
6132 parm_stack_boundary.
6134 * function.h (rtl_data): Add parm_stack_boundary.
6136 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
6137 parm_stack_boundary for incoming stack boundary.
6139 2008-08-06 Joseph Myers <joseph@codesourcery.com>
6141 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
6142 for unrepresentable subregs or treat them as equal to other regs
6143 or subregs with the same register number.
6145 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
6148 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
6151 2008-08-06 Jan Hubicka <jh@suse.cz>
6153 * predict.c (maybe_hot_frequency_p): When profile is absent, all
6154 frequencies might be hot.
6156 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
6158 * reload.c (find_reloads): Force constants into literal pool
6159 also if they are wrapped in a SUBREG.
6161 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6164 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
6165 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
6166 Don't allow predicated instructions for data speculation.
6167 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
6170 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6172 * haifa-sched.c (extend_global): Split to extend_global_data and
6173 extend_region_data. Update all uses.
6174 (extend_all): Rename to extend_block_data.
6176 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6178 * sched-rgn.c (new_ready): Check if instruction can be
6179 speculatively scheduled before attempting speculation.
6180 (debug_rgn_dependencies): Remove wrongful assert.
6182 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6184 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
6186 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6188 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
6189 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
6190 va_size, and type_size.
6192 2008-08-04 Jason Merrill <jason@redhat.com>
6195 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
6196 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
6198 2008-08-05 Richard Henderson <rth@redhat.com>
6200 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
6201 * configure: Rebuild.
6203 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6206 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
6207 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
6210 2008-08-05 Richard Henderson <rth@redhat.com>
6212 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
6213 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
6214 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
6215 * common.opt (fdwarf2-cfi-asm): New.
6216 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
6217 * config.in, configure: Rebuild.
6218 * dwarf2asm.c (dw2_asm_output_data_raw): New.
6219 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
6221 (dw2_force_const_mem): Externalize.
6222 * dwarf2asm.h: Update.
6223 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
6224 generate a real label.
6225 (output_cfi_directive): New.
6226 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
6227 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
6228 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
6230 (dwarf2out_end_epilogue): Emit .cfi_endproc.
6231 (output_loc_operands_raw, output_loc_sequence_raw): New.
6232 (output_cfa_loc_raw): New.
6234 2008-08-05 Paul Brook <paul@codesourcery.com>
6236 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
6237 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
6238 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
6239 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
6240 * config/arm/arm.h (TARGET_VFPD32): Define.
6241 (TARGET_VFP3): Use TARGET_VFPD32.
6242 (fputype): Add FPUTYPE_VFP3D16.
6243 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
6244 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
6245 * config/arm/arm-cores.def: Add cortex-r4f.
6246 * config/arm/arm-tune.md: Regenerate.
6248 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6250 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
6251 Reword some comments throughout the file.
6253 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
6254 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
6255 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
6256 MFC_MIN_DMA_LIST_ELEMENTS.
6257 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
6258 MFC_MAX_DMA_LIST_ELEMENTS.
6260 (MFC_START_ENABLE): Remove PPU-only define.
6261 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
6262 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
6264 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
6265 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
6266 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
6267 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
6268 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
6269 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
6270 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
6272 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
6273 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
6274 (mfc_sdcrt, mfc_sdcrtst): Likewise.
6275 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
6277 (spu_read_machine_status): Fix typo.
6279 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6281 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
6282 SUBREG of multi-word hard register.
6283 * config/spu/spu.c (valid_subreg): Likewise.
6284 (adjust_operand): Handle SUBREGs of multi-word hard registers.
6286 2008-08-04 Richard Guenther <rguenther@suse.de>
6288 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
6289 the candidate with the stripped base if that base is different
6290 from the original base even for offset zero.
6292 2008-08-04 Richard Guenther <rguenther@suse.de>
6295 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
6296 check for no_overflow.
6298 2008-08-04 Richard Guenther <rguenther@suse.de>
6300 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
6302 2008-08-04 Paul Brook <paul@codesourcery.com>
6304 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
6305 (arm_order_regs_for_local_alloc): New function.
6306 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
6308 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
6310 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6313 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
6314 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
6315 (ix86_expand_epilogue): Likewise.
6317 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6319 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
6322 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6324 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
6325 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
6326 (*movv2sf_internal_rex64): Ditto.
6328 2008-08-03 Jan Hubicka <jh@suse.cz>
6330 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
6331 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
6332 * expmed.c (expand_smod_pow2): Likewise.
6334 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6337 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
6338 alternative 0 of operand 1.
6339 (*vec_concatv2di_rex64_sse): Ditto.
6340 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
6342 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
6343 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
6344 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
6345 (*movv2sf_internal_rex64): Ditto.
6347 2008-08-02 Richard Guenther <rguenther@suse.de>
6350 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
6351 (ssedoublesizemode): New mode attribute.
6352 (sse_shufps): Call gen_sse_shufps_v4sf.
6353 (sse_shufps_1): Macroize.
6354 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
6355 (sse2_shufpd_1): Macroize.
6356 (vec_extract_odd, vec_extract_even): New expanders.
6357 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
6358 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
6359 * i386.c (ix86_expand_vector_init_one_nonzero): Call
6360 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
6361 (ix86_expand_vector_set): Likewise.
6362 (ix86_expand_reduc_v4sf): Likewise.
6364 2008-08-01 Doug Kwan <dougkwan@google.com>
6366 * matrix-reorg.c: Re-enable all code.
6367 (struct malloc_call_data): Change CALL_STMT to gimple type.
6368 (collect_data_for_malloc_call): Tuplify.
6369 (struct access_site_info): Change STMT to gimple type.
6370 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
6371 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
6372 (struct free_info): Change STMT to gimple type.
6373 (struct matrix_access_phi_node): Change PHI to gimple type.
6374 (get_inner_of_cast_expr): Remove.
6375 (may_flatten_matrices_1): Tuplify.
6376 (may_flatten_matrices): Ditto.
6377 (mark_min_matrix_escape_level): Ditto.
6378 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
6379 (ssa_accessed_in_call_rhs): New
6380 (ssa_accessed_in_assign_rhs): New
6381 (record_access_alloc_site_info): Tuplify.
6382 (add_allocation_site): Ditto.
6383 (analyze_matrix_allocation_site): Ditto.
6384 (analyze_transpose): Ditto.
6385 (get_index_from_offset): Ditto.
6386 (update_type_size): Ditto.
6387 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
6388 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
6389 (analyze_accesses_for_phi_node): Tuplify.
6390 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
6391 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
6392 (analyze_matrix_accesses): Tuplify.
6393 (check_var_data): New call-back type for check_var_notmodified_p.
6394 (check_var_notmodified_p): Tuplify and use call-back struct to
6395 return statement found.
6396 (can_calculate_expr_before_stmt): Factor out statement related code
6398 (can_calculate_stmt_before_stmt): New.
6399 (check_allocation_function): Tuplify.
6400 (find_sites_in_func): Ditto.
6401 (record_all_accesses_in_func): Ditto.
6402 (transform_access_sites): Ditto.
6403 (transform_allocation_sites): Ditto.
6404 (matrix_reorg): Re-enable.
6405 (gate_matrix_reorg): Re-enable.
6407 2008-08-01 Jakub Jelinek <jakub@redhat.com>
6409 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
6410 for labels for which it hasn't been set yet. If it has been set,
6411 stop walking insns and continue with next worklist item.
6412 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
6413 if the only BARRIER is at the very end of a function.
6415 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6417 * cfgexpand.c (expand_stack_alignment): Assert that
6418 stack_realign_drap and drap_rtx must match.
6420 * function.c (instantiate_new_reg): If DRAP is used to realign
6421 stack, replace virtual_incoming_args_rtx with internal arg
6424 2008-08-01 Richard Guenther <rguenther@suse.de>
6426 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
6427 loop information only if we initialized it.
6428 (execute_pre): Call fini_pre with in_fre.
6429 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
6430 if we do not unroll because we hit max-completely-peeled-insns.
6431 Use our estimation for consistency, do allow shrinking.
6433 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6435 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
6436 with MIN_STACK_BOUNDARY.
6437 (ix86_update_stack_boundary): Likewise.
6438 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
6441 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
6442 (MIN_STACK_BOUNDARY): This.
6444 2008-08-01 Richard Guenther <rguenther@suse.de>
6447 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
6449 2008-08-01 Richard Guenther <rguenther@suse.de>
6451 PR tree-optimization/36988
6452 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
6453 do not matter if that doesn't change volatile qualification.
6455 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
6457 * configure.ac: Do not generate libada-mk. Do not subst
6459 * libada-mk.in: Remove.
6460 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
6461 * configure: Regenerate.
6463 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
6465 * tree-pass.h: Added comment about not dumping passes with name
6466 starting with star in struct opt_pass.
6467 * passes.c (register_dump_files_1): Don't do dump for a pass with
6468 name starting with star.
6469 * doc/passes.texi (Pass manager): Mention pass names and special
6470 meaning of star prefix to avoid dump.
6472 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
6474 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
6476 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
6477 (ISA_MIPS64R2): New macro.
6478 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
6479 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
6480 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
6481 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
6482 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
6483 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
6484 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
6485 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
6486 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
6487 Move up to keep list alphabetically sorted.
6488 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
6489 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
6491 * doc/invoke.texi (MIPS Options): Add -mips64r2.
6492 (-march=@var{arch}): Add mips64r2.
6494 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6496 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
6498 2008-07-31 Steve Ellcey <sje@cup.hp.com>
6500 * expr.c (expand_assignment): Check for complete type.
6502 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6505 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
6507 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
6508 for stack alignment.
6510 * function.h (rtl_data): Add stack_realign_tried. Update comments.
6512 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
6514 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
6515 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
6517 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6519 PR rtl-optimization/36419
6520 * dwarf2out.c (barrier_args_size): New variable.
6521 (compute_barrier_args_size, compute_barrier_args_size_1): New
6523 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
6524 if not called yet in the current function, use barrier_args_size
6525 array to find the new args_size value.
6526 (dwarf2out_frame_debug): Free and clear barrier_args_size.
6528 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6531 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
6534 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6537 * dwarf2out.c (dwarf2out_args_size_adjust): New.
6538 (dwarf2out_stack_adjust): Use it.
6539 (dwarf2out_frame_debug_expr): Likewise.
6541 2008-07-31 Richard Guenther <rguenther@suse.de>
6543 PR tree-optimization/36978
6544 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
6545 the generated condition.
6547 2008-07-31 Richard Guenther <rguenther@suse.de>
6549 * passes.c (init_optimization_passes): Always call
6550 pass_early_warn_uninitialized.
6551 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
6552 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
6553 * doc/passes.texi (Warn for uninitialized variables): Adjust.
6555 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6558 * builtins.c (maybe_emit_free_warning): New function.
6559 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
6560 maybe_emit_free_warning for BUILT_IN_FREE.
6563 * dwarf2out.c (get_context_die): New function.
6564 (force_decl_die, force_type_die): Use it.
6565 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
6566 returns NULL, force generation of DW_TAG_typedef and put that into
6569 PR preprocessor/36649
6570 * c-pch.c (c_common_read_pch): Save and restore
6571 line_table->trace_includes across PCH restore.
6573 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
6576 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
6578 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6581 * final.c (call_from_call_insn): Handle COND_EXEC.
6583 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6585 * builtins.c (std_gimplify_va_arg_expr): Replace
6586 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
6587 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6589 2008-07-30 Joey Ye <joey.ye@intel.com>
6590 H.J. Lu <hongjiu.lu@intel.com>
6592 * builtins.c (expand_builtin_setjmp_receiver): Replace
6593 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
6594 (expand_builtin_apply_args_1): Likewise.
6595 (expand_builtin_longjmp): Need DRAP for stack alignment.
6596 (expand_builtin_apply): Likewise.
6598 * caller-save.c (setup_save_areas): Call assign_stack_local_1
6599 instead of assign_stack_local to allow alignment reduction.
6601 * calls.c (emit_call_1): Need DRAP for stack alignment if
6603 (expand_call): Replace virtual_incoming_args_rtx with
6604 crtl->args.internal_arg_pointer.
6605 * stmt.c (expand_nl_goto_receiver): Likewise.
6607 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
6608 alignment and store to stack_alignment_estimated and
6609 max_used_stack_slot_alignment.
6610 (expand_one_var): Likewise.
6611 (expand_stack_alignment): New function.
6612 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
6613 and stack_alignment_estimated fields in rtl_data. Call
6614 expand_stack_alignment at end.
6616 * defaults.h (INCOMING_STACK_BOUNDARY): New.
6617 (MAX_STACK_ALIGNMENT): Likewise.
6618 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
6619 (SUPPORTS_STACK_ALIGNMENT): Likewise.
6621 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
6622 stack alignment when generating virtual registers.
6624 * function.c (assign_stack_local): Renamed to ...
6625 (assign_stack_local_1): This. Add a parameter to indicate
6626 if it is OK to reduce alignment.
6627 (assign_stack_local): Use it.
6628 (instantiate_new_reg): Instantiate virtual incoming args rtx
6629 to vDRAP if stack realignment and DRAP is needed.
6630 (assign_parms): Collect parameter/return type alignment and
6631 contribute to stack_alignment_estimated.
6632 (locate_and_pad_parm): Likewise.
6633 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
6634 with crtl->args.internal_arg_pointer.
6636 * function.h (rtl_data): Add new field drap_reg,
6637 max_used_stack_slot_alignment, stack_alignment_estimated,
6638 stack_realign_needed, need_drap, stack_realign_processed and
6639 stack_realign_finalized.
6640 (stack_realign_fp): New macro.
6641 (stack_realign_drap): Likewise.
6643 * global.c (compute_regsets): Frame pointer is needed when
6644 stack is realigned. Can eliminate frame pointer when stack is
6645 realigned and dynamic realigned argument pointer isn't used.
6647 * reload1.c (update_eliminables): Frame pointer is needed
6648 when stack is realigned.
6649 (init_elim_table): Can eliminate frame pointer when stack is
6650 realigned and dynamic realigned argument pointer isn't used.
6652 * rtl.h (assign_stack_local_1): Declare new funtion.
6654 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
6655 (TARGET_GET_DRAP_RTX): Likewise.
6656 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
6657 TARGET_GET_DRAP_RTX.
6659 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
6661 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
6662 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
6664 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
6665 H.J. Lu <hongjiu.lu@intel.com>
6667 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
6668 vdrap_reg, stack_realign and drap_reg_saved.
6669 (add_cfi): Don't allow redefining CFA when DRAP is used.
6670 (reg_save): Handle stack alignment.
6671 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
6672 alignment. Don't generate DWARF information for (set fp sp)
6674 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
6676 (int_loc_descriptor): Move prototype forward. Also define if
6677 DWARF2_UNWIND_INFO is true.
6678 (output_cfa_loc): Handle DW_CFA_expression.
6679 (build_cfa_aligned_loc): New.
6680 (based_loc_descr): Update assert for stack realign. For local
6681 variables, use sp+offset when stack is aligned without drap and
6682 fp+offset when stack is aligned with drap. For arguments, use
6683 cfa+offset when drap is used to align stack.
6685 2008-07-30 Joey Ye <joey.ye@intel.com>
6686 H.J. Lu <hongjiu.lu@intel.com>
6688 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
6690 (ix86_gen_andsp): New.
6691 (ix86_user_incoming_stack_boundary): Likewise.
6692 (ix86_default_incoming_stack_boundary): Likewise.
6693 (ix86_incoming_stack_boundary): Likewise.
6694 (ix86_can_eliminate): Likewise.
6695 (find_drap_reg): Likewise.
6696 (ix86_update_stack_boundary): Likewise.
6697 (ix86_get_drap_rtx): Likewise.
6698 (ix86_finalize_stack_realign_flags): Likewise.
6699 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
6700 (TARGET_GET_DRAP_RTX): Likewise.
6701 (override_options): Overide option value for new options.
6702 (ix86_function_ok_for_sibcall): Remove check for
6703 force_align_arg_pointer.
6704 (ix86_handle_cconv_attribute): Likewise.
6705 (ix86_function_regparm): Likewise.
6706 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
6707 (ix86_va_start): Replace virtual_incoming_args_rtx with
6708 crtl->args.internal_arg_pointer.
6709 (ix86_select_alt_pic_regnum): Check DRAP register.
6710 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
6711 (ix86_compute_frame_layout): Compute frame layout wrt stack
6713 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
6714 (ix86_expand_prologue): Decide if stack realignment is needed
6715 and generate prologue code accordingly.
6716 (ix86_expand_epilogue): Generate epilogue code wrt stack
6717 realignment is really needed or not.
6719 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
6720 (ABI_STACK_BOUNDARY): Likewise.
6721 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
6722 (STACK_REALIGN_DEFAULT): Likewise.
6723 (INCOMING_STACK_BOUNDARY): Likewise.
6724 (MAX_STACK_ALIGNMENT): Likewise.
6725 (ix86_incoming_stack_boundary): Likewise.
6726 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
6727 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
6728 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
6729 (machine_function): Remove force_align_arg_pointer.
6731 * config/i386/i386.md (BX_REG): New.
6732 (R13_REG): Likewise.
6734 * config/i386/i386.opt (mforce_drap): New.
6735 (mincoming-stack-boundary): Likewise.
6736 (mstackrealign): Add Init(-1).
6738 * config/i386/i386-protos.h (ix86_can_eliminate): New
6740 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6742 * doc/extend.texi: Update force_align_arg_pointer.
6744 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
6747 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
6748 (INCOMING_STACK_BOUNDARY): Likewise.
6749 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
6750 (TARGET_GET_DRAP_RTX): Likewise.
6752 2008-07-30 Andreas Schwab <schwab@suse.de>
6754 PR rtl-optimization/36929
6755 * dse.c (replace_inc_dec): Use emit_insn_before instead of
6756 add_insn_before and fix argument order.
6757 (replace_inc_dec_mem): Handle NULL rtx.
6759 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
6761 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
6763 (arm_compute_initial_elimination_offset): Use it.
6764 (arm_compute_save_reg_mask): Include static chain save slot when
6765 calculating alignment.
6766 (arm_get_frame_offsets): Ditto.
6767 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
6768 that we can use to decrement the stack when the stack decrement
6769 could be too big for an immediate value in a single insn.
6770 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
6772 2008-07-30 Richard Guenther <rguenther@suse.de>
6774 PR tree-optimization/36967
6775 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
6776 Release defs of statements we remove.
6778 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6780 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
6781 instead of NULL_RTVEC.
6783 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6787 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
6790 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6792 * final.c (call_from_call_insn): New.
6793 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
6795 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
6797 * configure.ac: Substitute ADA_CFLAGS.
6798 * configure: Regenerate.
6799 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
6800 * Makefile.in: Remove mention of X_* variables.
6801 * config/pa/x-ada-hpux10: Remove.
6802 * config/pa/x-ada: Remove.
6804 * doc/fragments.texi: Update.
6806 2008-07-30 Olivier Hainque <hainque@adacore.com>
6808 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
6809 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
6810 __dso_handle explicitly here.
6812 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6815 * c-typeck.c (build_binary_op): Encapsulate code into...
6816 * c-common.c (shorten_binary_op): ...this new function.
6817 (conversion_warning): Use the new function. Handle non-negative
6818 constant in bitwise-and.
6819 * c-common.h (shorten_binary_op): Declare.
6821 2008-07-30 Olivier Hainque <hainque@adacore.com>
6823 * scan.c (make_sstring_space): Add explicit conversions of
6824 allocator's return value.
6825 * fix-header.c (recognized_function): Likewise.
6827 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6829 * doc/cpp.texi: Update to GFDL 1.2.
6830 * doc/gcc.texi: Do not list GPL as Invariant Section.
6831 * doc/gccint.texi: Likewise. Update copyright years.
6832 * doc/install.texi: Update copyright years.
6834 2008-07-30 Alan Modra <amodra@bigpond.net.au>
6837 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
6838 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
6840 2008-07-29 Jan Hubicka <jh@suse.cz>
6842 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
6843 (grokdeclarator): Likewise.
6844 * langhooks.c (lhd_warn_unused_global_decl): Use
6845 DECL_DECLARED_INLINE_P.
6846 * print-tree.c (print_node): Remove DECL_INLINE check.
6848 2008-07-29 Richard Guenther <rguenther@suse.de>
6850 PR tree-optimization/36945
6851 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
6852 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
6853 Record invariant addresses un-decomposed.
6854 (copy_reference_ops_from_call): Record reference call
6855 arguments properly. Simplify.
6856 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
6857 helper split out from ...
6858 (create_component_ref_by_pieces): ... here. Simplify.
6859 Prepare for recursive invocation for call arguments.
6860 (create_expression_by_pieces): Adjust call to
6861 create_component_ref_by_pieces.
6862 (compute_avail): Process operand 2 of reference ops.
6864 2008-07-29 Richard Guenther <rguenther@suse.de>
6866 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
6868 2008-07-29 Jakub Jelinek <jakub@redhat.com>
6870 * c-format.c (check_format_types): Revert unwanted checkin.
6872 2008-07-29 Jan Hubicka <jh@suse.cz>
6874 * flags.h (flag_really_no_inline): Remove.
6875 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
6876 * toplev.c (flag_really_no_inline): Remove.
6877 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
6878 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
6879 (cgraph_decide_inlining_incrementally): Likewise.
6880 (compute_inline_parameters): Likewise.
6881 * opts.c (decode_options): Simplify.
6882 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
6883 * common.opt (finline): Initialize to 1.
6884 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
6886 2008-07-29 Jan Hubicka <jh@suse.cz>
6888 * predict.c (always_optimize_for_size_p): New function.
6889 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6890 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6891 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
6893 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
6894 * function.c (prepare_function_start): Set default profile.
6895 * function.h (rtl_data): Add maybe_hot_insn_p.
6896 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
6897 (construct_exit_block): Likewise.
6898 (tree_expand_cfg): Likewise.
6900 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6901 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6902 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6903 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
6906 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6909 * c-decl.c (merge_decls): Merge USED flags.
6911 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
6913 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
6914 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
6915 next_stack, lab_false and lab_over trees.
6917 2008-07-28 Richard Guenther <rguenther@suse.de>
6919 PR tree-optimization/36957
6920 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
6921 (useless_type_conversion_p): Remove.
6922 (types_compatible_p): Remove.
6923 * gimple.h (tree_ssa_useless_type_conversion): Declare.
6924 (useless_type_conversion_p): Declare.
6925 (types_compatible_p): Declare.
6926 (gimple_expr_type): Return the base type only if it is
6927 trivially convertible to the subtype.
6929 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
6931 * configure.ac: Use the m4_do macro to concatenate the warnings into
6932 one string in ACX_PROG_CC_WARNING_OPTS,
6933 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
6934 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6935 * configure: Regenerate.
6937 2008-07-28 Richard Guenther <rguenther@suse.de>
6939 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
6940 (insert_fake_stores): Remove.
6941 (realify_fake_stores): Likewise.
6942 (execute_pre): Remove dead code.
6943 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
6944 (find_func_aliases): Deal with it here instead.
6945 Re-enable gcc_unreachable call.
6947 2008-07-28 Richard Guenther <rguenther@suse.de>
6949 Merge from gimple-tuples-branch.
6951 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
6952 * gimple.def: New file.
6953 * gsstruct.def: Likewise.
6954 * gimple-iterator.c: Likewise.
6955 * gimple-pretty-print.c: Likewise.
6956 * tree-gimple.c: Removed. Merged into ...
6957 * gimple.c: ... here. New file.
6958 * tree-gimple.h: Removed. Merged into ...
6959 * gimple.h: ... here. New file.
6961 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6962 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6963 --enable-checking=gimple flag.
6964 * config.in: Likewise.
6965 * configure: Regenerated.
6967 * tree-ssa-operands.h: Tuplified.
6968 * tree-vrp.c: Likewise.
6969 * tree-loop-linear.c: Likewise.
6970 * tree-into-ssa.c: Likewise.
6971 * tree-ssa-loop-im.c: Likewise.
6972 * tree-dump.c: Likewise.
6973 * tree-complex.c: Likewise.
6974 * cgraphbuild.c: Likewise.
6975 * tree-ssa-threadupdate.c: Likewise.
6976 * tree-ssa-loop-niter.c: Likewise.
6977 * tree-pretty-print.c: Likewise.
6978 * tracer.c: Likewise.
6979 * gengtype.c: Likewise.
6980 * tree-loop-distribution.c: Likewise.
6981 * tree-ssa-loop-unswitch.c: Likewise.
6982 * cgraph.c: Likewise.
6983 * cgraph.h: Likewise.
6984 * tree-ssa-loop-manip.c: Likewise.
6985 * value-prof.c: Likewise.
6986 * tree-ssa-loop-ch.c: Likewise.
6987 * tree-tailcall.c: Likewise.
6988 * value-prof.h: Likewise.
6991 * tree-pass.h: Likewise.
6992 * ipa-cp.c: Likewise.
6993 * tree-scalar-evolution.c: Likewise.
6994 * tree-scalar-evolution.h: Likewise.
6995 * target.h: Likewise.
6996 * lambda-mat.c: Likewise.
6997 * tree-phinodes.c: Likewise.
6998 * diagnostic.h: Likewise.
6999 * builtins.c: Likewise.
7000 * tree-ssa-alias-warnings.c: Likewise.
7001 * cfghooks.c: Likewise.
7002 * fold-const.c: Likewise.
7003 * cfghooks.h: Likewise.
7004 * omp-low.c: Likewise.
7005 * tree-ssa-dse.c: Likewise.
7006 * ipa-reference.c: Likewise.
7007 * tree-ssa-uncprop.c: Likewise.
7008 * toplev.c: Likewise.
7009 * tree-gimple.c: Likewise.
7010 * tree-gimple.h: Likewise.
7011 * tree-chrec.c: Likewise.
7012 * tree-chrec.h: Likewise.
7013 * tree-ssa-sccvn.c: Likewise.
7014 * tree-ssa-sccvn.h: Likewise.
7015 * cgraphunit.c: Likewise.
7016 * tree-ssa-copyrename.c: Likewise.
7017 * tree-ssa-ccp.c: Likewise.
7018 * tree-ssa-loop-ivopts.c: Likewise.
7019 * tree-nomudflap.c: Likewise.
7020 * tree-call-cdce.c: Likewise.
7021 * ipa-pure-const.c: Likewise.
7022 * c-format.c: Likewise.
7023 * tree-stdarg.c: Likewise.
7024 * tree-ssa-math-opts.c: Likewise.
7025 * tree-ssa-dom.c: Likewise.
7026 * tree-nrv.c: Likewise.
7027 * tree-ssa-propagate.c: Likewise.
7028 * ipa-utils.c: Likewise.
7029 * tree-ssa-propagate.h: Likewise.
7030 * tree-ssa-alias.c: Likewise.
7031 * gimple-low.c: Likewise.
7032 * tree-ssa-sink.c: Likewise.
7033 * ipa-inline.c: Likewise.
7034 * c-semantics.c: Likewise.
7035 * dwarf2out.c: Likewise.
7037 * tree-ssa-loop-ivcanon.c: Likewise.
7038 * predict.c: Likewise.
7039 * tree-ssa-loop.c: Likewise.
7040 * tree-parloops.c: Likewise.
7041 * tree-ssa-address.c: Likewise.
7042 * tree-ssa-ifcombine.c: Likewise.
7043 * matrix-reorg.c: Likewise.
7044 * c-decl.c: Likewise.
7045 * tree-eh.c: Likewise.
7046 * c-pretty-print.c: Likewise.
7047 * lambda-trans.c: Likewise.
7048 * function.c: Likewise.
7049 * langhooks.c: Likewise.
7050 * ebitmap.h: Likewise.
7051 * tree-vectorizer.c: Likewise.
7052 * function.h: Likewise.
7053 * langhooks.h: Likewise.
7054 * tree-vectorizer.h: Likewise.
7055 * ipa-type-escape.c: Likewise.
7056 * ipa-type-escape.h: Likewise.
7057 * domwalk.c: Likewise.
7058 * tree-if-conv.c: Likewise.
7059 * profile.c: Likewise.
7060 * domwalk.h: Likewise.
7061 * tree-data-ref.c: Likewise.
7062 * tree-data-ref.h: Likewise.
7063 * tree-flow-inline.h: Likewise.
7064 * tree-affine.c: Likewise.
7065 * tree-vect-analyze.c: Likewise.
7066 * c-typeck.c: Likewise.
7067 * gimplify.c: Likewise.
7068 * coretypes.h: Likewise.
7069 * tree-ssa-phiopt.c: Likewise.
7070 * calls.c: Likewise.
7071 * tree-ssa-coalesce.c: Likewise.
7072 * tree.def: Likewise.
7073 * tree-dfa.c: Likewise.
7074 * except.c: Likewise.
7075 * except.h: Likewise.
7076 * cfgexpand.c: Likewise.
7077 * tree-cfgcleanup.c: Likewise.
7078 * tree-ssa-pre.c: Likewise.
7079 * tree-ssa-live.c: Likewise.
7080 * tree-sra.c: Likewise.
7081 * tree-ssa-live.h: Likewise.
7082 * tree-predcom.c: Likewise.
7083 * lambda.h: Likewise.
7084 * tree-mudflap.c: Likewise.
7085 * ipa-prop.c: Likewise.
7086 * print-tree.c: Likewise.
7087 * tree-ssa-copy.c: Likewise.
7088 * ipa-prop.h: Likewise.
7089 * tree-ssa-forwprop.c: Likewise.
7090 * ggc-page.c: Likewise.
7091 * c-omp.c: Likewise.
7092 * tree-ssa-dce.c: Likewise.
7093 * tree-vect-patterns.c: Likewise.
7094 * tree-ssa-ter.c: Likewise.
7095 * tree-nested.c: Likewise.
7096 * tree-ssa.c: Likewise.
7097 * lambda-code.c: Likewise.
7098 * tree-ssa-loop-prefetch.c: Likewise.
7099 * tree-inline.c: Likewise.
7100 * tree-inline.h: Likewise.
7101 * tree-iterator.c: Likewise.
7102 * tree-optimize.c: Likewise.
7103 * tree-ssa-phiprop.c: Likewise.
7104 * tree-vect-transform.c: Likewise.
7105 * tree-object-size.c: Likewise.
7106 * tree-outof-ssa.c: Likewise.
7107 * cfgloop.c: Likewise.
7108 * system.h: Likewise.
7109 * tree-profile.c: Likewise.
7110 * cfgloop.h: Likewise.
7111 * c-gimplify.c: Likewise.
7112 * c-common.c: Likewise.
7113 * tree-vect-generic.c: Likewise.
7114 * tree-flow.h: Likewise.
7115 * c-common.h: Likewise.
7116 * basic-block.h: Likewise.
7117 * tree-ssa-structalias.c: Likewise.
7118 * tree-switch-conversion.c: Likewise.
7119 * tree-ssa-structalias.h: Likewise.
7120 * tree-cfg.c: Likewise.
7121 * passes.c: Likewise.
7122 * ipa-struct-reorg.c: Likewise.
7123 * ipa-struct-reorg.h: Likewise.
7124 * tree-ssa-reassoc.c: Likewise.
7125 * cfgrtl.c: Likewise.
7126 * varpool.c: Likewise.
7128 * tree-ssanames.c: Likewise.
7129 * tree-ssa-threadedge.c: Likewise.
7130 * langhooks-def.h: Likewise.
7131 * tree-ssa-operands.c: Likewise.
7132 * config/alpha/alpha.c: Likewise.
7133 * config/frv/frv.c: Likewise.
7134 * config/s390/s390.c: Likewise.
7135 * config/m32c/m32c.c: Likewise.
7136 * config/m32c/m32c-protos.h: Likewise.
7137 * config/spu/spu.c: Likewise.
7138 * config/sparc/sparc.c: Likewise.
7139 * config/i386/i386.c: Likewise.
7140 * config/sh/sh.c: Likewise.
7141 * config/xtensa/xtensa.c: Likewise.
7142 * config/stormy16/stormy16.c: Likewise.
7143 * config/ia64/ia64.c: Likewise.
7144 * config/rs6000/rs6000.c: Likewise.
7145 * config/pa/pa.c: Likewise.
7146 * config/mips/mips.c: Likewise.
7148 2008-07-28 Simon Baldwin <simonb@google.com>
7150 * c-pragma.c (handle_pragma_message): New function.
7151 (init_pragma): Register handle_pragma_message.
7152 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
7155 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
7157 PR tree-optimization/35252
7158 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
7159 REALPART_EXPR to be considered as same load operation.
7161 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
7163 PR tree-optimization/36830
7164 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
7165 (expressions_equal_p): Return false if only one operand is null.
7167 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
7169 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
7170 version requirements.
7172 2008-07-26 Olivier Hainque <hainque@adacore.com>
7174 * collect2.c (symkind): New enum. Symbol kinds we care about.
7175 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
7176 code and head comment accordingly.
7177 (scan_prog_file): Use symkind names instead of bare integers.
7179 2008-07-25 Jan Hubicka <jh@suse.cz>
7181 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
7183 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
7184 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
7185 * dojump.c (clear_pending_stack_adjust): Likewise.
7186 * print-tree.c (print_node): Ignore DECL_INLINE.
7187 * tree-inline.c (inlinable_function_p): Likewise.
7189 2008-07-25 Michael Meissner <gnu@the-meissners.org>
7191 * doc/extend.texi (hot attribute): Document that the hot attribute
7192 turns on -O3 for some ports.
7193 (cold attribute): Document that the cold attribute turns on -Os
7196 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
7197 reflect function specific option support.
7199 * target.h (struct target_option_hooks): Add fields to say whether
7200 the cold attribute implies -Os and the hot attribute implies -O3.
7202 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
7203 By default, do not turn on -Os for cold functions.
7204 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
7205 not turn on -O3 for hot functions.
7207 * c-common.c (handle_hot_attribute): Use target hook to determine
7208 if hot functions should enable -O3.
7209 (handle_cold_attribute): Use target hook to determine if cold
7210 functions should enable -Os.
7212 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
7213 (override_options): Move disable scheduling to
7214 optimization_options.
7215 (optimization_options): Disable scheduling here, not
7217 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7218 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7220 * config/ia64/ia64.c (ia64_override_options): Move setting
7221 scheduling flags to ia64_optimization_options.
7222 (ia64_optimization_options): Disable scheduling options here, and
7223 not in ia64_override_options.
7224 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7225 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7227 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
7230 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
7232 2008-07-25 Martin Jambor <mjambor@suse.cz>
7234 PR tree-optimization/36926
7235 * ipa-prop.c (ipa_analyze_call_uses): Call
7236 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
7238 2008-07-25 Joseph Myers <joseph@codesourcery.com>
7240 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7241 movv2si_internal): Add mem = reg alternative.
7243 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
7246 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
7247 DEFAULT_PCC_STRUCT_RETURN to 127.
7249 2008-07-24 Jan Hubicka <jh@suse.cz>
7251 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
7252 (build_cgraph_edges): Likewise.
7253 * cgraph.c (cgraph_node): Do not update assembler hash.
7254 (cgraph_remove_node): Drop non-unit-at-a-time code.
7255 * tree-pass.h (pass_O0_always_inline): Remove.
7256 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
7257 * toplev.c (process_options): Flag unit-at-a-time does not imply
7259 * cgraphunit.c: Update comments.
7260 (decide_is_function_needed): Drop non-unit-at-a-time mode.
7261 (cgraph_assemble_pending_functions): Remove.
7262 (cgraph_reset_node): Drop non-unit-at-a-time code.
7263 (cgraph_finalize_function): Likewise.
7264 (cgraph_analyze_function): Likewise.
7265 (cgraph_finalize_compilation_unit): Likewise.
7266 (cgraph_expand_function): Likewise.
7267 (cgraph_optimize): Likesise.
7268 (save_inline_function_body): Likewise.
7269 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
7270 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
7271 * ipa-inline.c: Update comments.
7272 (enum inlining_mode): remove INLINE_SPEED.
7273 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
7274 (cgraph_mark_inline_edge): Likewise.
7275 (try_inline): Likewise.
7276 (cgraph_decide_inlining_incrementally): Likewise.
7277 (cgraph_gate_inlining): Remove.
7278 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
7279 (cgraph_gate_early_inlining): Likewise.
7280 (gate_inline_passes): Remove.
7281 (pass_inline_parameters, pass_ipa_inline): Remove gates.
7282 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7283 pass_O0_always_inline): Remove.
7284 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
7285 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
7286 * opts.c (no_unit_at_a_time_default): Remove.
7287 (decode_options): Remove flag_unit_at_a_time reset and warning.
7288 * opts.h (no_unit_at_a_time_default): Remove.
7289 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
7290 early in GNU dialect.
7291 (merge_decls): Update comment; drop unit-at-a-time check.
7292 (finish_decl): Likewise.
7293 (grok_declaration): Remove flag_inline_trees code.
7294 (finish_functions): Return on function returning non-void on all
7296 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
7297 * cfgexpand.c (expand_one_static_var): Remove.
7298 (expand_one_var): Remove expand_one_static_var call.
7299 (expand_used_vars_for_block): Remove flag_unit_a_time check.
7300 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
7301 and flag_unit_at_a-time compatibility checks.
7302 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
7303 * tree-inline.c (flag_inline_trees): Remove.
7304 (inlinable_function_p): Don't check it.
7305 (expand_call_inline): Remove non-unit-at-a-time code.
7306 * tree-inline.h (flag_inline_trees): Remove.
7307 * tree-optimize.c (execute_early_local_optimizations): Remove
7308 unit-at-a-time checks.
7309 (tree_rest_of_compilation): Likewise.
7310 * combine.c (setup_incoming_promotions): Likewise.
7311 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
7312 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
7313 * passes.c (pass_inline_parameters): Update comments; remove
7314 O0_alwaysinline pass.
7315 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
7316 (execute_one_pass): Likewise.
7317 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
7318 (ix86_function_sseregparm): Likewise.
7319 * arm.c (arm_function_in_section_p): Likewise.
7320 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
7321 * varpool.c: Update comments.
7322 (decide_is_variable_needed): Remove unit-at-a-time checks.
7323 (varpool_finalize_decl): Likewise.
7325 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
7327 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
7329 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
7331 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
7333 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
7334 imp symbol extension.
7336 2008-07-23 Ian Lance Taylor <iant@google.com>
7338 * tree-vrp.c (infer_value_range): Ignore asm statements when
7339 looking for memory accesses for -fdelete-null-pointer-checks.
7341 2008-07-24 Ben Elliston <bje@au.ibm.com>
7343 * config/spu/spu-c.c (__vector_keyword): New variable.
7344 (vector_keyword): Likewise.
7345 (spu_categorize_keyword): New function.
7346 (spu_macro_to_expand): Likewise.
7347 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
7348 compiling an ISO C dialect.
7350 2008-07-24 Ben Elliston <bje@au.ibm.com>
7352 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
7355 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7357 * configure: Regenerate.
7358 * configure.ac: Require texinfo 4.7.
7359 * doc/install.texi: Document texinfo 4.7 requirement.
7361 2008-07-23 Martin Jambor <mjambor@suse.cz>
7363 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
7364 rather than for DECL_SAVED_TREE.
7365 * ipa-prop.c: Include diagnostic.h.
7366 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
7368 (ipa_detect_param_modifications): Function rewritten from scratch.
7369 (ipa_compute_jump_functions): Changed accesses to modification flags.
7370 (ipa_free_node_params_substructures): Update flags destruction.
7371 (ipa_node_duplication_hook): Update flags duplication.
7372 (ipa_print_all_params_modified): Updated flag access.
7373 * ipa-prop.h (struct ipa_param_flags): New structure.
7374 (struct ipa_node_params): New field modification_analysis_done,
7375 modified_flags changed into param_flags.
7376 (ipa_is_ith_param_modified): Changed to use new flags.
7377 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
7379 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
7380 ipa-cp.c and split into two functions.
7381 (ipa_print_node_jump_functions): New function.
7382 (compute_scalar_jump_functions): New function.
7383 (type_like_member_ptr_p): New function.
7384 (compute_pass_through_member_ptrs): New function.
7385 (fill_member_ptr_cst_jump_function): New function.
7386 (determine_cst_member_ptr): New function.
7387 (compute_cst_member_ptr_arguments): New function.
7388 (ipa_compute_jump_functions): Complete rewrite.
7389 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
7390 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
7391 (struct ipa_member_ptr_cst): New structure.
7392 (union jump_func_value): New field member_cst.
7393 * ipa-cp.c (ipcp_lat_is_insertable): New function.
7394 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
7395 jump function types.
7396 (ipcp_print_all_lattices): Slight fprintf rearrangement.
7397 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
7398 instead of ipcp_print_all_jump_functions.
7399 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
7400 only for replacable scalars.
7402 * doc/invoke.texi (Optimize options): Add description of
7403 -findirect-inlining.
7404 * common.opt (flag_indirect_inlining): New flag.
7405 * opts.c (decode_options): Set flag_indirect_inlining when
7408 * ipa-inline.c: Include ipa-prop.h.
7409 (inline_indirect_intraprocedural_analysis): New function.
7410 (inline_generate_summary): Allocate parameter and argument info
7411 structures, call inline_indirect_intraprocedural_analysis on each
7412 node when doing indirect inlining and deallocate indirect inlining
7413 data structures in the end.
7414 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
7415 (free_all_ipa_structures_after_iinln): New function.
7416 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
7418 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
7420 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
7421 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7422 of computing the frequency separately.
7423 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7424 of computing the frequency separately.
7425 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
7426 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
7427 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
7428 (ipa_get_stmt_member_ptr_load_param): New function.
7429 (ipa_is_ssa_with_stmt_def): New function.
7430 (ipa_note_param_call): New function.
7431 (ipa_analyze_call_uses): New function.
7432 (ipa_analyze_stmt_uses): New function.
7433 (ipa_analyze_params_uses): New function.
7434 (ipa_free_node_params_substructures): Also free the param_calls linked
7436 (ipa_node_duplication_hook): Also duplicate the param_calls
7438 (ipa_print_node_param_flags): New function.
7439 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
7440 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
7441 * ipa-prop.h (struct ipa_param_flags): New field called.
7442 (struct ipa_param_call_note): New structure.
7443 (struct ipa_node_params): New fields param_calls and
7445 (ipa_is_ith_param_called): New function.
7446 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
7447 ipa_analyze_params_uses and dump parameter flags.
7449 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
7450 ipa_propagate_indirect_call_infos if performing indirect inlining,
7451 pass a new parameter new_edges to it.
7452 (add_new_edges_to_heap): New fucntion.
7453 (cgraph_decide_inlining_of_small_functions): New vector
7454 new_indirect_edges for newly found indirect edges , call
7455 ipa_propagate_indirect_call_infos after inlining.
7456 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
7457 inlining if performing indirect inlining. Call
7458 free_all_ipa_structures_after_iinln when doing so too.
7459 (inline_generate_summary): Do not call
7460 free_all_ipa_structures_after_iinln here.
7461 * ipa-prop.c (update_jump_functions_after_inlining): New function.
7462 (print_edge_addition_message): New function.
7463 (update_call_notes_after_inlining): New function.
7464 (propagate_info_to_inlined_callees): New function.
7465 (ipa_propagate_indirect_call_infos): New function.
7466 * ipa-prop.h: Include cgraph.h
7467 (struct ipa_param_call_note): Fields reordered, new field processed.
7468 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
7470 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
7471 rediscovered call statements.
7472 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
7473 (dump_cgraph_node): Dump also the indirect_call flag.
7474 (cgraph_clone_edge): Copy also the indirect_call flag.
7475 * tree-inline.c (copy_bb): Do not check for fndecls from call
7476 expressions, check for edge availability when moving clones.
7477 (get_indirect_callee_fndecl): New function.
7478 (expand_call_inline): If callee declaration is not apprent from
7479 the statement, try calling get_indirect_callee_fndecl. Do not
7480 issue warnings or call sorry when not inlinings an indirect edge.
7481 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
7483 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
7484 bit more frandly to matching.
7485 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
7486 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
7487 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
7489 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7492 * opth-gen.awk: Suppress function specific features when building
7494 * optc-gen.awk: Ditto.
7496 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7499 * diagnostic.c (pedwarn): Add opt parameter.
7501 * c-tree.h (pedwarn_init): Add opt parameter.
7502 (pedwarn_c90): Likewise.
7503 (pedwarn_c99): Likewise.
7504 * c-errors.c (pedwarn_c99): Likewise.
7505 (pedwarn_c90): Likewise.
7506 * toplev.h (pedwarn): Update declaration.
7507 (pedwarn0): Declare.
7508 * c-lex.c: All calls to pedwarn changed.
7509 * builtins.c: All calls to pedwarn changed.
7510 * toplev.c: All calls to pedwarn changed.
7511 * c-decl.c: All calls to pedwarn changed.
7512 * c-typeck.c: All calls to pedwarn changed.
7513 * c-common.c: All calls to pedwarn changed.
7514 * c-parser.c: All calls to pedwarn changed.
7516 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7517 Karthik Kumar <karthikkumar@gmail.com>
7519 * attribs.c (file scope): Include c-common.h.
7520 (decl_attributes): Add support for #pragma GCC optimize and
7523 * targhooks.c (default_can_inline_p): New function that is the
7524 default for the TARGET_CAN_INLINE_P target hook.
7526 * targhooks.h (default_can_inline_p): Add declaration.
7528 * tree.c (cl_optimization_node): New static tree for building
7529 OPTIMIZATION_NODE tree.
7530 (cl_target_option_node): New static tree for building
7531 TARGET_OPTION_NODE tree.
7532 (cl_option_hash_table): New hash table for hashing
7533 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7534 (cl_option_hash_hash): New function to provide the hash value for
7535 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7536 (cl_option_hash_eq): New function to provide an equality test for
7537 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7538 (tree_code_size): Add support for OPTIMIZATION_NODE and
7539 TARGET_OPTION_NODE trees.
7540 (tree_code_structure): Add support for OPTIMIZATION_NODE and
7541 TARGET_OPTION_NODE trees.
7542 (build_optimization_node): Build a tree that has all of the
7543 current optimization options.
7544 (build_target_option_node): Build a tree that has the target
7545 options that might be changed on a per function basis.
7547 * tree.h (file scope): Include options.h.
7548 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
7549 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7550 (TREE_OPTIMIZATION): Ditto.
7551 (TREE_TARGET_SPECIFIC): Ditto.
7552 (struct tree_function_decl): Add fields for remembering the
7553 current optimization options and target specific options.
7554 (struct tree_optimization_option): New tree variant that remembers
7555 the optimization options.
7556 (struct tree_target_option): New tree variant that remembers the
7557 target specific flags that might change for compiling a particular
7559 (union tree_node): Include tree_optimization_option and
7560 tree_target_option fields.
7561 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
7562 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
7563 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
7564 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
7565 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
7566 optimization and target options.
7567 (optimization_default_node): New macro to refer to global_trees
7569 (optimization_current_node): Ditto.
7570 (optimization_cold_node): Ditto.
7571 (optimization_hot_node): Ditto.
7572 (target_option_default_node): Ditto.
7573 (target_option_current_node): Ditto.
7574 (current_option_pragma): Ditto.
7575 (current_optimize_pragma): Ditto.
7577 * target.h (struct gcc_target): Add valid_option_attribute_p,
7578 target_option_save, target_option_restore, target_option_print,
7579 target_option_pragma_parse, and can_inline_p hooks.
7581 * toplev.h (parse_optimize_options): Add declaration.
7582 (fast_math_flags_struct_set_p): Ditto.
7584 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
7585 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
7588 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
7589 tree_can_inline_p hook to see if one function can inline another.
7590 (cgraph_decide_inlining): Ditto.
7591 (cgraph_decide_inlining_incrementally): Ditto.
7593 * opts.c (decode_options): Add support for running multiple times
7594 to allow functions with different target or optimization options
7595 than was specified on the command line.
7596 (fast_math_flags_struct_set_p): New function that is similar to
7597 fast_math_flags_set_p, except it uses the values in the
7598 cl_optimization structure instead of global variables.
7600 * optc-gen.awk: Add support for TargetSave to allow a back end to
7601 declare new fields that need to be saved when using function
7602 specific options. Include flags.h and target.h in the options.c
7603 source. Add support for Save to indicate which options can be set
7604 for individual functions. Generate cl_optimize_save,
7605 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
7606 cl_target_option_restore, cl_target_option_print functions to
7607 allow functions to use different optimization or target options.
7609 * opt-functions.awk (var_type_struct): Return the type used for
7610 storing the field in a structure.
7612 * opth-gen.awk: Add support for TargetSave to allow a back end to
7613 declare new fields that need to be saved when using function
7614 specific options. Add support for Save to indicate which options
7615 can be set for individual functions. Only generate one extern for
7616 Mask fields. Generate cl_optimization and cl_target_option
7617 structures to remember optimization and target options.
7619 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
7620 collecting new tree nodes.
7621 (TS_TARGET_OPTION): Ditto.
7623 * c-decl.c (merge_decls): Merge function specific target and
7624 optimization options.
7626 * function.c (invoke_set_current_function_hook): If the function
7627 uses different optimization options, change the global variables
7630 * coretypes.h (struct cl_optimization): Add forward reference.
7631 (struct cl_target_option): Ditto.
7633 * c-pragma.c (option_stack): New static vector to remember the
7634 current #pragma GCC option stack.
7635 (handle_pragma_option): New function to support #pragma GCC option
7636 to change target options.
7637 (optimize_stack): New static vector to remember the current
7638 #pragma GCC optimize stack.
7639 (handle_pragma_optimize): New function to support #pragma GCC
7640 optimize to change optimization options.
7641 (init_pragma): Add support for #pragma GCC optimize and #pragma
7644 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
7645 optimization options.
7646 (TARGET_OPTION_NODE): New tree code for remembering certain target
7649 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
7650 TARGET_OPTION_NODE trees.
7652 * common.opt (-O): Add Optimization flag.
7654 (-fmath-errno): Ditto.
7655 (-falign-functions): Add UInteger flag to make sure flag gets full
7656 int in cl_optimization structure.
7657 (-falign-jumps): Ditto.
7658 (-falign-labels): Ditto.
7659 (-falign-loops): Ditto.
7660 (-fsched-stalled-insns): Ditto.
7661 (-fsched-stalled-insns-dep): Ditto.
7663 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
7665 (TARGET_OPTION_SAVE): Ditto.
7666 (TARGET_OPTION_RESTORE): Ditto.
7667 (TARGET_OPTION_PRINT): Ditto.
7668 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7669 (TARGET_CAN_INLINE_P): Ditto.
7670 (TARGET_INITIALIZER): Add new hooks.
7672 * tree-inline.c (tree_can_inline_p): New function to determine
7673 whether one function can inline another. Check if the functions
7674 use compatible optimization options, and also call the backend
7677 * tree-inline.h (tree_can_inline_p): Add declaration.
7679 * c-common.c (c_common_attribute): Add support for option and
7680 optimize attributes.
7681 (handle_option_attribute): Add support for the option attribute to
7682 allow the user to specify different target options for compiling a
7684 (handle_optimize_attribute): Add support for the optimize
7685 attribute to allow the user to specify different optimization
7686 options for compiling a specific function.
7687 (handle_hot_attribute): Turn on -O3 optimization for this one
7688 function if it isn't the default optimization level.
7689 (handle_cold_attribute): Turn on -Os optimization for this one
7690 function if it insn't the default optimization.
7691 (const_char_p): New const char * typedef.
7692 (optimize_args): New static vector to remember the optimization
7694 (parse_optimize_options): New function to set up the optimization
7695 arguments from either the optimize attribute or #pragma GCC optimize.
7697 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
7698 (builtin_define_std): Ditto.
7700 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
7701 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
7702 (x86_64-*-*): Ditto.
7704 * Makefile.in (TREE_H): Add options.h.
7705 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
7707 * doc/extend.texi (option attribute): Document new attribute.
7708 (optimize attribute): Ditto.
7709 (hot attribute): Document hot attribute sets -O3.
7710 (cold attribute): Document cold attribute sets -Os.
7711 (#pragma GCC option): Document new pragma.
7712 (#pragma GCC optimize): Ditto.
7714 * doc/options.texi (TargetSave): Document TargetSave syntax.
7715 (UInteger): Document UInteger must be used for certain flags.
7716 (Save): Document Save option to create target specific options
7717 that can be saved/restored on a function specific context.
7719 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
7720 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7722 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
7723 (TARGET_OPTION_SAVE): Ditto.
7724 (TARGET_OPTION_RESTORE): Ditto.
7725 (TARGET_OPTION_PRINT): Ditto.
7726 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7727 (TARGET_CAN_INLINE_P): Ditto.
7729 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
7731 (-mfpmath=both): Ditto.
7733 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7734 Karthik Kumar <karthikkumar@gmail.com>
7736 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
7737 (TARGET_POPCNT): Ditto.
7738 (TARGET_SAHF): Ditto.
7739 (TARGET_AES): Ditto.
7740 (TARGET_PCLMUL): Ditto.
7741 (TARGET_CMPXCHG16B): Ditto.
7742 (TARGET_RECIP): Move switch into target_flags.
7743 (TARGET_FUSED_MADD): Ditto.
7744 (ix86_arch_features): Make an unsigned char type.
7745 (ix86_tune_features): Ditto.
7746 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
7747 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
7748 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
7750 * config/i386/i386.opt (arch): New TargetSave field to define
7751 fields that need to be saved for function specific option support.
7754 (branch_cost): Ditto.
7755 (ix86_isa_flags_explicit): Ditto.
7756 (tune_defaulted): Ditto.
7757 (arch_specified): Ditto.
7758 (-m128-long-double): Add Save flag to save option for target
7759 specific option support.
7761 (-maccumulate-outgoing-args): Ditto.
7762 (-malign-double): Ditto.
7763 (-malign-stringops): Ditto.
7764 (-mfancy-math-387): Ditto.
7765 (-mhard-float): Ditto.
7767 (-minline-all-stringops): Ditto.
7768 (-minline-stringops-dynamically): Ditto.
7769 (-mms-bitfields): Ditto.
7770 (-mno-align-stringops): Ditto.
7771 (-mno-fancy-math-387): Ditto.
7772 (-mno-push-args): Ditto.
7773 (-mno-red-zone): Ditto.
7774 (-mpush-args): Ditto.
7775 (-mred-zone): Ditto.
7777 (-msseregparm): Ditto.
7778 (-mstack-arg-probe): Ditto.
7793 (-mrecip): Move flag into target_flags.
7795 (-mno-fused-madd): Ditto.
7796 (-mfused-madd): Ditto.
7797 (-mabm): Move flag into ix86_isa_flags.
7804 * config/i386/i386-c.c: New file for #pragma support.
7805 (ix86_target_macros_internal): New function to #define or #undef
7806 target macros based when the user uses the #pragma GCC option to
7807 change target options.
7808 (ix86_pragma_option_parse): New function to add #pragma GCC option
7810 (ix86_target_macros): Move defining the target macros here from
7811 TARGET_CPU_CPP_BUILTINS in i386.h.
7812 (ix86_register_pragmas): Register the #pragma GCC option hook. If
7813 defined, initialize any subtarget #pragmas.
7815 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
7816 REGISTER_TARGET_PRAGMAS.
7818 * config/i386/t-i386: New file for x86 dependencies.
7819 (i386.o): Make dependencies mirror the include files used.
7820 (i386-c.o): New file, add dependencies.
7822 * config/i386/i386-protos.h (override_options): Add bool argument.
7823 (ix86_valid_option_attribute_tree): Add declaration.
7824 (ix86_target_macros): Ditto.
7825 (ix86_register_macros): Ditto.
7827 * config/i386/i386.c (ix86_tune_features): Move initialization of
7828 the target masks to initial_ix86_tune_features to allow functions
7829 to have different target options. Make type unsigned char,
7830 instead of unsigned int.
7831 (initial_ix86_tune_features): New static vector to hold processor
7832 masks for the tune variables.
7833 (ix86_arch_features): Move initialization of the target masks to
7834 initial_ix86_arch_features to allow functions to have different
7835 target options. Make type unsigned char, instead of unsigned int.
7836 (initial_ix86_arch_features): New static vector to hold processor
7837 masks for the arch variables.
7838 (enum ix86_function_specific_strings): New enum to describe the
7839 string options used for attribute((option(...))).
7840 (ix86_target_string): New function to return a string that
7841 describes the target options.
7842 (ix86_debug_options): New function to print the current options in
7844 (ix86_function_specific_save): New function hook to save the
7845 function specific global variables in the cl_target_option structure.
7846 (ix86_function_specific_restore): New function hook to restore the
7847 function specific variables from the cl_target_option structure to
7848 the global variables.
7849 (ix86_function_specific_print): New function hook to print the
7850 target specific options in the cl_target_option structure.
7851 (ix86_valid_option_attribute_p): New function hook to validate
7852 attribute((option(...))) arguments.
7853 (ix86_valid_option_attribute_tree): New function that is common
7854 code between attribute((option(...))) and #pragma GCC option
7855 support that parses the options and returns a tree holding the options.
7856 (ix86_valid_option_attribute_inner_p): New helper function for
7857 ix86_valid_option_attribute_tree.
7858 (ix86_can_inline_p): New function hook to decide if one function
7859 can inline another on a target specific basis.
7860 (ix86_set_current_function); New function hook to switch target
7861 options if the user used attribute((option(...))) or #pragma GCC
7863 (ix86_tune_defaulted): Move to static file scope from
7865 (ix86_arch_specified): Ditto.
7866 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
7868 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
7869 (OPTION_MASK_ISA_ABM_SET): Ditto.
7870 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
7871 (OPTION_MASK_ISA_CX16_SET): Ditto.
7872 (OPTION_MASK_ISA_SAHF_SET): Ditto.
7873 (OPTION_MASK_ISA_AES_UNSET): Ditto.
7874 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
7875 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
7876 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
7877 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
7878 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
7879 (struct ptt): Move to static file scope from override_options.
7880 (processor_target_table): Ditto.
7882 (ix86_handle_option): Add support for options that are now isa options.
7883 (override_options): Add support for declaring functions that
7884 support different target options than were specified on the
7885 command line. Move struct ptt, processor_target_table, cpu_names,
7886 ix86_tune_defaulted, ix86_arch_specified to static file scope.
7887 Add bool argument. Fix up error messages so the appropriate error
7888 is given for either command line or attribute.
7889 (ix86_previous_fndecl): New static to remember previous function
7890 declaration to see if we need to change target options.
7891 (ix86_builtins_isa): New array to record the ISA of each builtin
7893 (def_builtin): Always create the builtin function, even if the
7894 current ISA doesn't support it.
7895 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
7896 tests for those builtins.
7897 (ix86_init_builtins): Remove TARGET_MMX test for calling
7898 ix86_init_mmx_sse_builtins.
7899 (ix86_expand_builtin): If the current ISA doesn't support a given
7900 builtin, signal an error.
7901 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
7902 (TARGET_SET_CURRENT_FUNCTION): Ditto.
7903 (TARGET_OPTION_SAVE): Ditto.
7904 (TARGET_OPTION_RESTORE): Ditto.
7905 (TARGET_OPTION_PRINT): Ditto.
7906 (TARGET_CAN_INLINE_P): Ditto.
7908 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
7910 * c-typeck.c (build_external_ref): Don't call assemble_external.
7911 * final.c (output_operand): Call assemble_external.
7913 2008-07-21 DJ Delorie <dj@redhat.com>
7915 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
7916 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7918 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7920 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
7921 original insn and splitter contents into ...
7922 ("*div<mode>3_fast"): ... this new pattern. Enable only if
7923 flag_unsafe_math_optimizations. Add dummy scratch register.
7924 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
7925 !flag_unsafe_math_optimizations. Returns number with next
7926 highest magnitude if this is still less or equal to the true
7927 quotient in magnitude.
7929 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
7931 * Makefile.in: Replace toplev.h with TOPLEV_H.
7932 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
7933 * c-lex.c (fe_file_change): Don't set in_system_header.
7934 * c-parser.c (c_token): Remove in_system_header.
7935 (c_lex_one_token): Don't set in_system_header.
7936 (c_parser_set_source_position_from_token): Don't set in_system_header.
7937 * diagnostic.c (diagnostic_report_diagnostic): Use location from
7940 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
7941 * flags.h (in_system_header): Remove.
7942 * function.c (saved_in_system_header): Remove.
7943 (push_cfun): Don't set in_system_header.
7944 (pop_cfun): Don't set in_system_header.
7945 (push_struct_function): Don't set in_system_header.
7946 * input.h (expanded_location): Add sysp.
7947 (in_system_header_at): New.
7948 (in_system_header): New.
7949 * toplev.c (in_system_header): Remove.
7950 * toplev.h: Include input.h
7952 * tree-cfg.c (execute_warn_function_return): Call warning_at.
7953 * tree-ssa.c (warn_uninit): Call warning_at.
7954 (warn_uninitialized_var): Update calls to warn_uninit.
7955 (warn_uninitialized_phi): Update calls to warn_uninit.
7956 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
7957 (expand_location): Initialize xloc.sysp.
7958 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
7959 (tree_decl_with_vis): Remove in_system_header_flag.
7961 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7964 * recog.c (asm_operand_ok): Change the order of the extra
7965 memory constraint checks.
7967 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7970 * tree-switch-conversion.c (build_one_array): Call
7971 varpool_mark_needed_node and varpool_finalize_decl
7972 instead of assemble_variable.
7974 2008-07-19 Jan Hubicka <jh@suse.cz>
7976 * cgraph.c (cgraph_add_new_function): Do early local passes.
7977 * tree-nrv.c (gate_pass_return_slot): New gate.
7978 (pass_nrv): Add the gate.
7979 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7981 (coalesce_ssa_name): Coalesce SSA names.
7982 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7983 not optimizing so unused user vars remains visible.
7984 * common.opt (flag_tree_ter): Always enable by default.
7985 * tree-ssa-ter.c: Include flags.h
7986 (is_replaceable_p): Check that locations match; when aliasing
7987 is missing be conservative about loads.
7988 * tree-optimize.c (gate_init_datastructures): Remove.
7989 (pass_init_datastructures): New.
7990 * passes.c: Reorder passes so we always go into SSA.
7992 2008-07-19 Jan Hubicka <jh@suse.cz>
7994 * doc/extend.texi (flatten attribute): Remove note about
7996 * doc/invoke.texi (--combine): Likewise.
7997 (-finline-functions-called-once): Update levels when enabled.
7998 (-funit-at-a-time): Document new behaviour.
7999 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8000 -fno-section-anchors when disabled explicitly.
8001 (inline params): They are not ignored now.
8002 (precompiled headers): Remove unit-at-a-time as being incompatible.
8003 * opts.c (decode_options): Handle unit-at-a-time as alias;
8004 imply -fno-section-anchors when toplevel reorder is disabled
8006 * common.opt (ftoplevel-reorder): Set default value to 2.
8007 (funit-at-a-time): Set default value to 1.
8008 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8011 2008-07-19 Jan Hubicka <jh@suse.cz>
8013 * builtins.c (expand_builtin_int_roundingfn,
8014 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
8017 2008-07-19 Richard Guenther <rguenther@suse.de>
8020 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
8021 * tree-ssa-sccvn.c (get_constant_value_id): New function.
8022 * tree-ssa-pre.c (get_expr_value_id): For newly created
8023 constant value-ids make sure to add the expression to its
8026 2008-07-19 Jakub Jelinek <jakub@redhat.com>
8029 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
8030 return value of the builtin is ignored.
8032 2008-07-19 Olivier Hainque <hainque@adacore.com>
8034 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
8035 bits, a C conformant malloc implementation has to provide.
8036 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
8038 2008-07-19 Joseph Myers <joseph@codesourcery.com>
8042 * reload.c (find_reloads_subreg_address): Only reload address if
8043 reloaded == 0, not for reloaded != 1.
8046 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8047 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8048 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8049 m32c_legitimize_reload_address.
8051 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8052 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8053 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8055 2008-07-19 Olivier Hainque <hainque@adacore.com>
8057 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
8058 argument, saying whether nested array are to be collapsed
8059 into a single array type DIE with multiple subscripts.
8060 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
8061 issues, centralize the nested array types collapsing control and
8062 disable the transformation for Ada.
8064 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
8067 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
8069 (x86_64_shift_adj_2): New expander.
8070 (x86_64_shift_adj_3): Ditto.
8071 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
8072 to split TImode operands.
8073 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
8074 (ix86_split_lshr): Ditto.
8076 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
8078 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
8079 and __CHAR32_TYPE__.
8080 * c-typeck.c (digest_init): Support char16_t and char32_t.
8081 (set_nonincremental_init_from_string): Idem.
8083 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8086 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
8087 PREFERRED_STACK_BOUNDARY.
8088 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8090 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8093 * function.c (locate_and_pad_parm): Cap boundary earlier.
8095 2008-07-17 Julian Brown <julian@codesourcery.com>
8097 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
8098 no-op for targets which don't use DLLs.
8100 2008-07-17 Martin Jambor <mjambor@suse.cz>
8102 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
8103 that nodes are relevant by examining the node->analyzed flag.
8104 (ipcp_init_stage): Check which nodes are relevant, assert that the
8105 relevant ones are also required.
8106 (ipcp_propagate_stage): Check on the side arrays are properly
8108 (ipcp_print_all_jump_functions): Make sure not to touch any node
8109 that is not analyzed or an edge that does not have a corresponding
8110 entry in the on-the-side vectors.
8111 (ipcp_function_scale_print): Likewise.
8112 (ipcp_update_callgraph): Check that the node is relevant.
8113 (ipcp_insert_stage): Check that the node is relevant. Check there is
8114 an info for every node and edge.
8115 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
8116 (ipa_print_all_tree_maps): Likewise and a new variable info.
8117 (ipa_print_all_params_modified): Likewise.
8118 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
8120 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
8123 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
8125 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
8127 PR rtl-optimization/36753
8128 * fwprop.c (use_killed_between): Don't shortcut
8129 single-definition global registers.
8131 2008-07-16 Jan Hubicka <jh@suse.cz>
8133 * cgraph.h (varpool_empty_needed_queue): Declare.
8134 * cgraphunit.c (output_in_order): Mark all variables as needed;
8136 * varpool.c (varpool_assemble_node): Update debug queue.
8137 (varpool_assemble_pending_decls): Don't do it here.
8138 (varpool_empty_needed_queue): New function.
8140 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8142 * recog.c (peephole2_optimize): Fix formatting.
8144 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8146 * c-pch.c (get_ident): Avoid C++ keywords.
8147 * combine-stack-adj.c (single_set_for_csa): Likewise.
8148 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
8149 output_asm_insn): Likewise.
8150 * reload.c (push_secondary_reload, find_reusable_reload,
8151 push_reload, combine_reloads, find_reloads,
8152 debug_reload_to_stream): Likewise.
8153 * reload.h (struct reload): Likewise.
8154 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
8155 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
8156 emit_output_reload_insns): Likewise.
8157 * targhooks.c (default_secondary_reload): Likewise.
8158 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
8160 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8162 * recog.c (validate_change_1, validate_change,
8163 validate_unshare_change, validate_replace_rtx_1, struct
8164 funny_match, constrain_operands, peephole2_optimize): Avoid C++
8166 * reload.c (push_secondary_reload, secondary_reload_class,
8167 scratch_reload_class, find_valid_class, find_reusable_reload,
8168 push_reload, find_dummy_reload, find_reloads_address_1,
8169 find_reloads_address_part, find_equiv_reg): Likewise.
8170 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
8171 choose_reload_regs): Likewise.
8172 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
8174 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
8175 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8176 * sched-rgn.c (concat_INSN_LIST): Likewise.
8177 * stor-layout.c (mode_for_size, mode_for_size_tree,
8178 smallest_mode_for_size): Likewise.
8180 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8182 * cfg.c (dump_reg_info): Avoid C++ keywords.
8183 * dwarf2asm.c (dw2_force_const_mem,
8184 dw2_asm_output_encoded_addr_rtx): Likewise.
8185 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
8186 * expmed.c (expand_shift): Likewise.
8187 * global.c (find_reg): Likewise.
8188 * graph.c (draw_edge): Likewise.
8189 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
8190 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
8191 widen_clz, widen_bswap, expand_parity, expand_unop,
8192 emit_cmp_and_jump_insn_1): Likewise.
8193 * postreload.c (reload_cse_simplify_operands): Likewise.
8194 * ra.h (add_neighbor): Likewise.
8195 * reg-stack.c (remove_regno_note, change_stack): Likewise.
8196 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
8197 record_reg_classes, copy_cost, record_address_regs,
8198 invalid_mode_change_p): Likewise.
8199 * regrename.c (regrename_optimize, scan_rtx_reg,
8200 dump_def_use_chain, find_oldest_value_reg,
8201 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
8203 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8205 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
8206 MASK_POWERPC64 for power4 in previous commit.
8208 2008-07-16 Olivier Hainque <hainque@adacore.com>
8210 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
8211 instead of bare conversion to cast const-ness away.
8213 2008-07-16 Anatoly Sokolov <aesok@post.ru>
8215 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
8216 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
8217 * config/xtensa/xtensa.c (xtensa_function_value): New function.
8218 (TARGET_FUNCTION_VALUE): Define.
8220 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8222 * config/rs6000/rs6000.c (processor_target_table): Add
8223 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
8225 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8228 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8229 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8230 m32c_legitimize_reload_address.
8232 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
8234 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
8235 DECL_IN_SYSTEM_HEADER in sync.
8237 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
8239 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
8240 * tree-ssa-pre.c (pre_expr_eq): Ditto
8241 (get_constant_for_value_id): Take a type as an argument.
8242 (fully_constant_expression): Pass in type.
8243 (find_or_generate_expression): Short circuit constant case.
8244 (create_expression_by_pieces): Remove special casing of
8246 (do_regular_insertion): Short circuit constant case.
8247 (do_partial_partial_insertion): Ditto.
8249 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8252 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
8254 2008-07-15 Bob Wilson <bob.wilson@acm.org>
8256 * config/xtensa/libgcc-xtensa.ver: New file.
8257 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
8259 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8261 * df-problems.c (df_set_note): Avoid C++ keywords.
8262 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
8263 * dse.c (record_store, remove_useless_values): Likewise.
8264 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
8265 gen_reg_rtx_offset, operand_subword, change_address_1,
8266 change_address, adjust_address_1, offset_address,
8267 widen_memory_access, emit_copy_of_insn_after): Likewise.
8268 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
8269 * fwprop.c (should_replace_address, propagate_rtx_1,
8270 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
8272 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
8273 gcse_emit_move_after, update_ld_motion_stores): Likewise.
8274 * lcm.c (compute_insert_delete, pre_edge_lcm,
8275 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
8276 * lower-subreg.c (resolve_reg_notes): Likewise.
8277 * mode-switching.c (optimize_mode_switching): Likewise.
8279 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8281 * bt-load.c (add_btr_def, migrate_btr_def,
8282 branch_target_load_optimize): Avoid C++ keywords.
8283 * caller-save.c (insert_restore, insert_save, insert_one_insn):
8285 * combine.c (subst, simplify_set, make_extraction,
8286 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
8287 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
8288 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
8290 2008-07-15 Richard Guenther <rguenther@suse.de>
8293 * c-common.c (strict_aliasing_warning): Do not warn for
8294 TYPE_REF_CAN_ALIAS_ALL pointers.
8295 (c_common_get_alias_set): may_alias types are not special.
8296 * tree.c (build_pointer_type_for_mode): Look up the may_alias
8297 attribute and set can_ref_all accordingly.
8298 (build_reference_type_for_mode): Likewise.
8299 * doc/extend.texi (may_alias): Clarify.
8301 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8304 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8305 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8307 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8310 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
8311 gcc_assert, instead call output_operand_lossage.
8313 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
8315 * builtins.c (std_canonical_va_list): Treat structure based
8318 2008-07-15 Ben Elliston <bje@au.ibm.com>
8320 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
8322 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
8324 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
8327 2008-07-14 Jan Hubicka <jh@suse.cz>
8329 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
8330 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
8331 fix predicates and constraints.
8332 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
8333 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
8335 2008-07-14 Doug Kwan <dougkwan@google.com>
8337 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
8338 additional option file arm/eabi.opt.
8339 * config/arm/eabi.h (File): New configuration file for EABI targets.
8340 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
8341 SUBSUBTARGET_EXTRA_SPECS.
8342 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
8343 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
8344 from STARTFILE_SPEC so that it can be referenced in an override.
8345 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
8346 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
8347 can be referenced in an override.
8348 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
8349 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
8350 so that it can be referenced in an override.
8351 (LINK_SPEC): Use BPABI_LINK_SPEC.
8352 * config/arm/eabi.opt (File): New.
8354 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8356 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
8357 (FIXED_VALUE_H): New variable.
8358 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
8359 input.h, fixed-value.h.
8360 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
8361 (BASIC_BLOCK_H): Use $(BITMAP_H).
8362 (FUNCTION_H): Add varray.h.
8363 (IPA_REFERENCE_H): Use $(BITMAP_H).
8364 (CGRAPH_H): Add $(BASIC_BLOCK_H).
8365 (DF_H): Use $(BITMAP_H).
8366 (GGC_H): Add statistics.h.
8368 (INSN_ATTR_H): Use it.
8369 (SYSTEM_H): Add safe-ctype.h, filenames.h.
8371 (SYMTAB_H): Add $(OBSTACK_H).
8372 (CPP_INTERNAL_H): New.
8373 (TREE_DUMP_H): Add tree-pass.h.
8374 (TREE_FLOW_H): Use $(BITMAP_H)
8375 (PRETTY_PRINT_H): Use $(INPUT_H).
8376 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
8379 (many object files): Fix lots of header dependencies throughout.
8381 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8383 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
8385 (s-gtyp-input): Use them to write tmp-gi.list.
8386 (echo_to_gi.list): Remove.
8388 2008-07-14 Richard Guenther <rguenther@suse.de>
8390 * tree-ssa-sccvn.c (pre_info): Remove.
8391 (switch_to_PRE_table): Likewise.
8392 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
8393 (set_hashtable_value_ids): Do not create value-ids for the
8395 (run_scc_vn): Remove double test. Remove bogus special-case
8396 in value-number printing.
8397 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
8398 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
8400 * tree-flow-inline.h (get_value_handle): Remove.
8401 * tree-flow.h (get_value_handle): Remove.
8403 2008-07-14 Martin Jambor <mjambor@suse.cz>
8405 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
8406 in which we generate arithmetics is not a subrange.
8408 2008-07-14 Martin Jambor <mjambor@suse.cz>
8410 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
8412 2008-07-14 Richard Guenther <rguenther@suse.de>
8414 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
8416 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
8419 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
8420 reload for symbol refs moved to r0 with -fPIC.
8421 (legitimize_pic_address): Use the target register as temporary
8423 (emit_symbolic_move): Adjust comment.
8424 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
8427 2008-07-14 Ben Elliston <bje@au.ibm.com>
8429 * c-common.h (C_CPP_HASHNODE): New macro.
8430 * coretypes.h (struct cpp_token): Forward declare.
8431 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8432 the context-sensitive keyword method.
8433 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
8434 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
8435 expand_bool_pixel): New.
8436 (altivec_categorize_keyword): New function.
8437 (init_vector_keywords): New function.
8438 (rs6000_macro_to_expand): Likewise.
8439 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
8440 compiling an ISO C dialect.
8442 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
8444 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
8445 (create_expression_by_pieces): Fix typo.
8446 (do_regular_insertion): Use debug counter here too.
8448 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
8451 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
8452 CONST_OK_FOR_LETTER_P. All port-local users changed.
8453 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
8454 implement Kp matching power-of-two.
8455 (CONSTRAINT_LEN): Define to match.
8456 * config/cris/cris.md: Replace all use of constraint K with Kc.
8457 ("*btst*): Use Kp for operand 0 of last alternative.
8459 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8462 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
8465 2008-07-13 Jan Hubicka <jh@suse.cz>
8467 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
8470 2008-07-13 Richard Guenther <rguenther@suse.de>
8473 * langhooks.c (lhd_print_error_function): Deal with recursive
8476 2008-07-12 Jan Hubicka <jh@suse.cz>
8478 * cgraph.c (assembler_name_hash): New static var.
8479 (hash_node_by_assembler_name, eq_assembler_name): New.
8480 (cgraph_node_for_asm): Use hashtable.
8481 (cgraph_remove_node): Maintain hashtable.
8482 (change_decl_assembler_name): Sanity check that names are not changing
8483 after aliasing was processed.
8484 * cgraph.h (varpoon_node): Add next GGC marker.
8485 * tree.c (decl_assembler_name_equal): Constify.
8486 (decl_assembler_name_hash): New.
8487 * tree.h (decl_assembler_name_equal): Constify.
8488 (decl_assembler_name_hash): Update.
8490 2008-07-12 David Daney <ddaney@avtrex.com>
8492 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8495 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
8497 * doc/md.texi: Document the MIPS "v" constraint.
8498 * config/mips/mips.h (reg_class): Revert last change.
8499 (REG_CLASS_NAMES): Likewise.
8500 (REG_CLASS_CONTENTS): Likewise.
8501 * config/mips/mips.c (mips_regno_to_class): Likewise.
8502 * config/mips/constraints.md (v): Likewise, but add documentation.
8503 Add a comment to say that this constraint should not be used in
8506 2008-07-11 DJ Delorie <dj@redhat.com>
8508 * config/h8300/h8300.md (length): Fix branch offset limit.
8510 2008-07-11 Anatoly Sokolov <aesok@post.ru>
8512 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
8513 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
8514 (avr_hard_regno_scratch_ok): New function.
8515 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8516 * config/avr/avr.md (all peepholes that request a scratch register):
8517 Remove avr_peep2_scratch_safe use.
8519 2008-07-11 Tom Tromey <tromey@redhat.com>
8520 Ian Lance Taylor <iant@google.com>
8522 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
8523 (struct c_common_resword): Define.
8524 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
8525 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
8526 (c_common_reswords, num_c_common_reswords): Declare.
8527 * c-common.c (c_common_reswords): New global const array.
8528 (num_c_common_reswords): New const int.
8529 * c-parser.c (struct resword, reswords): Don't define.
8530 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
8531 (c_parse_init): Clarify mask code. Use c_common_reswords rather
8532 than reswords. If warning about C++ keywords, give them a special
8534 (c_lex_one_token): Warn about C++ keywords. Call
8535 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
8536 (c_parser_external_declaration): Look for RID_xxx rather than
8537 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
8538 (c_parser_statement_after_labels): Likewise.
8539 (c_parser_objc_class_instance_variables): Likewise.
8540 (c_parser_objc_class_declaration): Likewise.
8541 (c_parser_objc_try_catch_statement): Likewise.
8542 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
8543 (declspecs_add_type): Likewise.
8545 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
8547 * ggc-page.c (alloc_page):
8548 Substituting xmalloc, xcalloc with
8549 XNEWVEC and XCNEWVAR macros which add the
8552 2008-07-11 Richard Guenther <rguenther@suse.de>
8554 PR tree-optimization/36765
8555 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
8556 aliases from HEAP vars to SMTs.
8558 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8560 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
8561 * configure.ac (loose_warn): Move -Wc++-compat from here...
8562 (strict_warn): ...to here.
8563 * configure: Regenerate.
8565 2008-07-10 Joseph Myers <joseph@codesourcery.com>
8567 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
8568 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
8569 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
8570 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
8571 excluding more specific h8300-*-* and sh-*-* targets.
8573 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
8575 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
8577 (execute_pre): Call loop_optimizer_finalize in early exit.
8579 2008-07-10 Jakub Jelinek <jakub@redhat.com>
8582 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
8583 uids in the bitmap, not just VAR_DECL uids.
8585 PR rtl-optimization/36419
8586 * combine-stack-adj.c (adjust_frame_related_expr): New function.
8587 (combine_stack_adjustments_for_block): Call it if needed. Delete
8589 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
8590 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
8591 prologue sp adjustment.
8593 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
8596 * opts.c (print_ignored_options): Report postponed diagnostics for
8597 unknown -Wno-* options as warnings, not errors.
8598 (postpone_unknown_option_error): Renamed to...
8599 (postpone_unknown_option_warning): ... this.
8601 2008-07-09 Doug Kwan <dougkwan@google.com>
8604 2008-07-08 Doug Kwan <dougkwan@google.com>
8606 * config/arm/arm.opt (mandroid): New option.
8607 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8608 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8610 (CC1PLUS_SPEC): Same.
8612 (STARTFILE_SPEC): Same.
8613 (ENDFILE_SPEC): Same.
8614 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8617 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
8620 * config/mips/mips.h (reg_class): Remove V1_REG.
8621 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8622 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
8624 (mips_get_tp): New function.
8625 (mips_legitimize_tls_address): Use it.
8626 * config/mips/constraints.md (v): Delete.
8627 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
8628 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
8629 After reload, split into a move and ...
8630 (*tls_get_tp_<mode>_split): ...this new instruction.
8632 2008-07-09 David Daney <ddaney@avtrex.com>
8634 * config/mips/driver-native.c: Include coretypes.h and tm.h.
8636 2008-07-09 Jakub Jelinek <jakub@redhat.com>
8638 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
8639 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
8641 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
8642 htab_delete should be called. Don't free c.
8643 (lookup_tmp_var): Create temp_htab lazily.
8644 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
8645 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
8647 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
8648 lower_omp_ordered, lower_omp_critical, lower_omp_for,
8649 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
8650 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
8651 * tree-sra.c (generate_element_init): Likewise.
8652 * tree-mudflap.c (execute_mudflap_function_ops,
8653 execute_mudflap_function_decls): Likewise.
8654 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
8655 * tree-gimple.h (struct gimplify_ctx): New type.
8656 (push_gimplify_context): Adjust prototype.
8658 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
8660 * tree-ssa-pre.c (phi_translate_1): Update placement of
8663 2008-07-09 Anatoly Sokolov <aesok@post.ru>
8665 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
8666 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
8667 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
8668 * targhooks.c (default_hard_regno_scratch_ok): New function.
8669 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
8670 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
8671 * recog.c: Include "target.h".
8672 (peep2_find_free_register): Add check for global regs. Add target
8674 * Makefile.in (recog.o): Depend on target.h.
8676 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
8678 * config/sh/sh.c (sh_canonical_va_list_type): New.
8679 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
8681 2008-07-09 Raksit Ashok <raksit@google.com>
8683 * doc/invoke.texi (Option Summary): Mention new option
8684 -Wdisallowed-function-list=...
8685 (Warning Options): Document -Wdisallowed-function-list=...
8686 * common.opt (Wdisallowed-function-list=): New flag.
8687 * flags.h (warn_disallowed_functions): External definition of new
8688 boolean warning flag.
8689 (warn_if_disallowed_function_p): Declare new function.
8690 * opts.c (warning_disallowed_functions): New static variable.
8691 (warn_disallowed_functions): New boolean warning flag.
8692 (warn_if_disallowed_function_p): New function.
8693 (add_comma_separated_to_vector): Rename
8694 add_instrument_functions_exclude_list to this.
8695 (common_handle_option): Handle new option. Rename calls to
8696 add_instrument_functions_exclude_list into calls to
8697 add_comma_separated_to_vector.
8698 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
8699 based on flag warn_disallowed_functions.
8701 2008-07-09 Christian Bruel <christian.bruel@st.com>
8703 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
8704 instead of get_attr_length.
8706 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8708 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
8710 * genemit.c (gen_insn): Likewise.
8711 * gengtype.c (note_def_vec): Likewise.
8712 * gengtype.h (note_def_vec): Likewise.
8713 * genoutput.c (struct data, output_insn_data, process_template,
8714 gen_expand, gen_split, note_constraint): Likewise.
8715 * genrecog.c (new_decision, add_to_sequence, factor_tests,
8716 make_insn_sequence): Likewise.
8717 * gensupport.c (record_insn_name): Likewise.
8719 2008-07-08 Doug Kwan <dougkwan@google.com>
8721 * config/arm/arm.opt (mandroid): New option.
8722 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8723 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8725 (CC1PLUS_SPEC): Same.
8727 (STARTFILE_SPEC): Same.
8728 (ENDFILE_SPEC): Same.
8729 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8732 2008-07-08 Raksit Ashok <raksit@google.com>
8734 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
8735 (set_storage_via_setmem): Fix expected_align parameter.
8736 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
8737 missing from the list.
8738 * doc/md.texi (movmem): Explicitly state that expected alignment is
8739 to be expressed in bytes.
8740 (setmem): Explicitly state that expected alignment is to be expressed
8743 2008-07-08 Joseph Myers <joseph@codesourcery.com>
8745 * reload.c (find_reloads_subreg_address): Do not require validity
8746 of address in original mode before reloading address.
8748 2008-07-07 Tianwei Sheng <tianweis@google.com>
8750 * df-core.c (df_remove_problem): Adjust the access to avoid out of
8751 bounds array access.
8753 2008-07-08 Jakub Jelinek <jakub@redhat.com>
8755 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
8757 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
8759 Fix PR tree-optimization/23455
8760 Fix PR tree-optimization/35286
8761 Fix PR tree-optimization/35287
8762 * Makefile.in (OBJS-common): Remove tree-vn.o.
8763 (tree-vn.o): Remove.
8764 * dbgcnt.def: Add treepre_insert debug counter.
8765 * gcc/tree-flow.h (add_to_value): Updated for other changes.
8766 (debug_value_expressions): Ditto.
8767 (print_value_expressions): Ditto.
8768 * tree-pretty-print.c (dump_generic_node): Updated for
8769 VALUE_HANDLE removal.
8770 * tree-ssa-dom.c (record_equality): Ditto.
8771 (cprop_operand): Ditto.
8772 (lookup_avail_expr): Ditto.
8773 * tree-ssa-threadedge.c
8774 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
8775 (simplify_control_stmt_condition): Ditto.
8776 * tree.c (tree_code_size): Ditto.
8777 (tree_node_structure): Ditto.
8778 (iterative_hash_expr): Ditto.
8780 * tree.h (VALUE_HANDLE_ID): Ditto.
8781 (VALUE_HANDLE_EXPR_SET): Ditto.
8782 (struct tree_value_handle): Ditto.
8783 (union tree_node): Ditto.
8784 * treestruct.def: Ditto.
8785 * tree-vn.c: Removed.
8786 * tree-ssa-pre.c: Rewritten entirely.
8787 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
8788 (constant_value_ids): Ditto.
8789 (vn_nary_op_t): Moved to header.
8791 (vn_reference_op_t): Ditto
8792 (vn_reference_t): Ditto.
8793 (next_value_id): New variable.
8794 (VN_INFO): Add an assert.
8795 (vn_constant_eq): New function.
8796 (vn_constant_hash): Ditto.
8797 (get_or_alloc_constant_value_id): Ditto.
8798 (value_id_constant_p): Ditto.
8799 (vn_reference_compute_hash): De-staticify.
8800 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
8801 Disable some code with a FIXME. Remove VALUE_HANDLE use.
8802 (valueize_refs): Update opcode if it changes from ssa name to constant.
8803 (vn_reference_lookup_1): Add new argument.
8804 (vn_reference_lookup): Ditto.
8805 (vn_reference_lookup_pieces): New function.
8806 (vn_reference_insert): Add return type. Modify to deal with value ids.
8807 (vn_reference_insert_pieces): New function.
8808 (vn_nary_op_compute_hash): De-staticify.
8809 (vn_nary_op_eq): Ditto.
8810 (vn_nary_op_lookup_pieces): New function.
8811 (vn_nary_op_lookup): Add new argument.
8812 (vn_nary_op_insert_pieces): New function.
8813 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
8814 (vn_phi_insert): Ditto.
8815 (visit_unary_op): Update for callee changes.
8816 (visit_binary_op): Ditto.
8817 (visit_reference_op_load): Ditto.
8818 (visit_reference_op_store): Ditto.
8819 (init_scc_vn): Init next_value_id, constant_to_value_id and
8821 (free_scc_vn): Free them.
8822 (set_hashtable_value_ids): New function.
8823 (run_scc_vn): Use it.
8824 (get_max_value_id): New function.
8825 (get_next_value_id): Ditto.
8826 (expressions_equal_p): Moved from tree-vn.c
8827 (sort_vuses): Ditto.
8828 (sort_vuses_heap): Ditto.
8829 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
8831 * tree.c (iterative_hash_hashval_t): Made non-static
8832 * tree.h (iterative_hash_hashval_t): Declare it.
8834 2008-07-08 Martin Jambor <mjambor@suse.cz>
8836 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
8837 instead of ipa_create_node_params.
8838 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
8839 ipa_check_create_edge_args, free them with
8840 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
8842 * ipa-prop.c: Include flags.h and tree-inline.h.
8843 (ipa_node_params_vector): New variable.
8844 (ipa_edge_args_vector): New variable.
8845 (edge_removal_hook_holder): New variable.
8846 (node_removal_hook_holder): New variable.
8847 (edge_duplication_hook_holder): New variable.
8848 (node_duplication_hook_holder): New variable.
8849 (ipa_detect_param_modifications): Check for presence of modified flags.
8850 (ipa_compute_jump_functions): Check for presence of jump functions.
8851 (ipa_free_edge_args_substructures): New function.
8852 (ipa_create_node_params): Removed.
8853 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
8854 (ipa_free_node_params_substructures): New function.
8855 (ipa_free_all_node_params): Changed to deallocate the on-the-side
8857 (ipa_edge_removal_hook): New function.
8858 (ipa_node_removal_hook): New function.
8859 (duplicate_array): New function.
8860 (ipa_edge_duplication_hook): New function.
8861 (ipa_node_duplication_hook): New function.
8862 (ipa_register_cgraph_hooks): New function.
8863 (ipa_unregister_cgraph_hooks): New function.
8864 (free_all_ipa_structures_after_ipa_cp): New function.
8866 * ipa-prop.h: Include vec.h.
8867 (ipa_node_params_t): New typedef with vector types for it.
8868 (ipa_edge_args_t): New typedef with vector types for it.
8869 (IPA_NODE_REF): Changed to access an on-the-side vector.
8870 (IPA_EDGE_REF): Changed to access an on-the-side vector.
8871 (ipa_check_create_node_params): New function.
8872 (ipa_check_create_edge_args): New function.
8874 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
8877 2008-07-07 Tom Tromey <tromey@redhat.com>
8879 * configure, config.in: Rebuilt.
8880 * configure.ac: Don't check for scandir or alphasort.
8882 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8884 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
8885 types immediately after creating them.
8887 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8889 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
8891 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
8893 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
8894 dump_constraint_graph.
8895 (dump_constraint_edge): New function.
8896 (dump_constraint_graph): New function.
8897 (debug_constraint_graph): New function.
8898 (dump_constraint): Removed useless comparison.
8899 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
8900 (dump_constraint_graph): Declare.
8901 (debug_constraint_graph): Declare.
8902 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
8904 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
8906 * config/i386/i386.c (is_va_list_char_pointer): New.
8907 (ix86_va_start): Replace compare with ms_va_list_type_node
8908 by is_va_list_char_pointer.
8909 (ix86_gimplify_va_arg): Likewise.
8911 2008-07-07 Martin Jambor <mjambor@suse.cz>
8913 * cgraph.c (cgraph_edge_max_uid): New variable.
8914 (struct cgraph_edge_hook_list): New type.
8915 (struct cgraph_node_hook_list): New type.
8916 (struct cgraph_2edge_hook_list): New type.
8917 (struct cgraph_2node_hook_list): New type.
8918 (first_cgraph_edge_removal_hook): New variable.
8919 (first_cgraph_node_removal_hook): New variable.
8920 (first_cgraph_edge_duplicated_hook): New variable.
8921 (first_cgraph_node_duplicated_hook): New variable.
8922 (cgraph_add_edge_removal_hook): New function.
8923 (cgraph_remove_edge_removal_hook): New function.
8924 (cgraph_call_edge_removal_hooks): New function.
8925 (cgraph_add_node_removal_hook): New function.
8926 (cgraph_remove_node_removal_hook): New function.
8927 (cgraph_call_node_removal_hooks): New function.
8928 (cgraph_add_edge_duplication_hook): New function.
8929 (cgraph_remove_edge_duplication_hook): New function.
8930 (cgraph_call_edge_duplication_hooks): New function.
8931 (cgraph_add_node_duplication_hook): New function.
8932 (cgraph_remove_node_duplication_hook): New function.
8933 (cgraph_call_node_duplication_hooks): New function.
8934 (cgraph_create_edge): Assign to edge uid.
8935 (cgraph_remove_edge): Call edge removal hooks.
8936 (cgraph_node_remove_callees): Call edge removal hooks.
8937 (cgraph_node_remove_callers): Call edge removal hooks.
8938 (cgraph_remove_node): Call node removal hooks.
8939 (cgraph_clone_edge): Call edge duplication hooks.
8940 (cgraph_clone_node): Call node duplication hooks.
8942 * cgraph.h (cgraph_edge): New field uid.
8943 (cgraph_edge_hook): New type.
8944 (cgraph_node_hook): New type.
8945 (cgraph_2edge_hook): New type.
8946 (cgraph_2node_hook): New type.
8948 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
8950 * config.in: Regenerate.
8952 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
8954 * gcc.c (print_sysroot): New.
8955 (option_map, display_help, process_command): Handle the
8956 -print-sysroot option.
8957 (main): Print the sysroot if requested.
8958 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
8960 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8963 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8965 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8967 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8968 (assign_parm_setup_block_p): Also check mode of entry_parm.
8970 2008-07-07 Richard Guenther <rguenther@suse.de>
8972 * tree-ssa-structalias.h (set_used_smts): Remove.
8973 * tree-ssa-structalias.c (used_smts): Likewise.
8974 (set_used_smts): Likewise.
8975 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8976 call to set_used_smts.
8978 2008-07-07 Richard Guenther <rguenther@suse.de>
8980 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8981 (new_var_info): Set it to false.
8982 (solution_set_add): Correctly handle pointers outside a var and
8984 (type_safe): Treat variables with is_full_var properly.
8985 (do_sd_constraint): Likewise.
8986 (do_ds_constraint): Likewise.
8987 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8988 (get_constraint_for_ptr_offset): New function.
8989 (get_constraint_for_component_ref): For addresses at least include
8990 the last field of the variable. Handle is_full_vars properly.
8991 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8992 (handle_ptr_arith): Remove.
8993 (find_func_aliases): Simplify assignment handling.
8994 (create_function_info_for): For parameter and result varinfos set
8996 (create_variable_info_for): Set is_full_var flag whenever we
8997 just created a single varinfo for a decl.
8998 (init_alias_vars): Initialize use_field_sensitive from
8999 max-fields-for-field-sensitive parameter.
9001 2008-07-07 Richard Guenther <rguenther@suse.de>
9003 PR tree-optimization/36713
9004 * tree-flow-inline.h (is_call_used): New function.
9005 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9006 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9007 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9009 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9011 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9013 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
9015 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
9017 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9018 Nathan Sidwell <nathan@codesourcery.com>
9020 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
9021 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
9023 * config/m68k/t-linux: New.
9024 * doc/install.texi: Document m68k-*-linux is now multilibbed by
9027 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
9029 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
9030 * config/m68k/m68k-devices.def: Remove multilibs that only differ
9033 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9035 * gcc.c (execute): Fix -Wc++-compat warning.
9037 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
9040 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
9041 constant for little endian.
9043 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
9045 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
9046 mips_base_mips16 instead of TARGET_MIPS16.
9047 (mips_base_mips16): Declare.
9048 * config/mips/mips.c (mips_base_mips16): Make global.
9049 (was_mips16_p): Remove GTY marker.
9050 (was_mips16_pch_p): New variable.
9051 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
9052 (mips_override_options): Force to non-MIPS16 mode initially.
9053 Do not complain about MIPS16 PIC incompatibilities here.
9054 Only allow -mgpopt if -mexplicit-relocs is in force for
9057 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
9059 * configure.ac: Check for caddr_t, define to char * if not defined.
9060 * configure: Regenerate.
9061 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
9062 (mmap_gt_pch_use_address): Likewise.
9063 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
9065 2008-07-06 Richard Guenther <rguenther@suse.de>
9067 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
9068 (new_var_info): Deal with it.
9069 (solution_set_add): Likewise.
9070 (bitpos_of_field): Make signed, fix.
9071 (struct fieldoff): Remove type and decl fields. Make size field
9072 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
9074 (fieldoff_compare): Deal with it.
9075 (push_fields_onto_fieldstack): Remove has_union argument, glob
9076 adjacent non-pointer fields together.
9077 (create_function_info_for): Do not set has_union.
9078 (create_variable_info_for): Simplify.
9080 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
9082 * config.gcc (extra_headers): Add cross-stdarg.h for target
9083 x86_64-*-* and i?86-*-*.
9084 * config/i386/cross-stdarg.h: New.
9085 * builtins.c (std_fn_abi_va_list): New.
9086 (std_canonical_va_list_type): New.
9087 (stabilize_va_list): Replace va_list_type_node use by
9088 mtarget.canonical_va_list_type.
9089 (gimplify_va_arg_expr): Likewise.
9090 (expand_builtin_va_copy): Replace va_list_type_node use by
9091 mtarget.fn_abi_va_list.
9092 * tree-sra.c (is_va_list_type): New helper.
9093 (decl_can_be_decomposed_p): Replace
9094 va_list_type_node use by is_va_list_type.
9095 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
9096 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9097 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
9098 * config/i386/i386-protos.h (ix86_get_valist_type): New.
9099 (ix86_enum_va_list): New.
9100 * config/i386/i386.c (sysv_va_list_type_node): New.
9101 (ms_va_list_type_node): New.
9102 (ix86_function_type_abi): Remove sorry.
9103 (ix86_build_builtin_va_list_abi): New.
9104 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
9106 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
9107 (ix86_init_builtins_va_builtins_abi): New.
9108 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
9110 (ix86_handle_abi_attribute): New.
9111 (attribute_spec): Add sysv_abi and ms_abi.
9112 (ix86_fn_abi_va_list): New.
9113 (ix86_canonical_va_list_type): New.
9114 (ix86_enum_va_list): New.
9115 (TARGET_FN_ABI_VA_LIST): New.
9116 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9117 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
9118 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
9119 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9120 (TARGET_ENUM_VA_LIST): New.
9121 * expr.h (std_fn_abi_va_list): New.
9122 (std_canonical_va_list_type): New.
9123 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
9124 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9125 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
9126 TARGET_CANONICAL_VA_LIST_TYPE.
9127 * target.h (struct gcc_target): Add fn_abi_va_list hook
9128 and canonical_va_list_type hook.
9130 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9132 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
9133 integral and pointer types.
9135 2008-07-04 Roger Sayle <roger@eyesopen.com>
9137 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
9138 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
9140 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
9143 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
9145 2008-07-04 Jakub Jelinek <jakub@redhat.com>
9147 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
9148 build_gimple_modify_stmt.
9149 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
9150 gimple operand. Use fold_build* instead of build*.
9152 2008-07-04 Richard Guenther <rguenther@suse.de>
9154 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
9155 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
9156 properly to compute the reachability set if we do field-sensitive PTA.
9157 * invoke.texi (max-fields-for-field-sensitive): Document default.
9158 * opts.c (decode_options): Set max-fields-for-field-sensitive to
9159 100 for optimize >= 2.
9161 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9163 * ggc-zone.c (lookup_page_table_if_allocated,
9164 set_page_table_entry, zone_find_object_size, alloc_small_page,
9165 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
9166 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
9167 -Wc++-compat and/or -Wcast-qual warnings.
9169 2008-07-04 Alan Modra <amodra@bigpond.net.au>
9172 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
9173 pic_offset_table_rtx to be marked as used here.
9174 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
9175 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
9176 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
9177 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
9180 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9182 * alloc-pool.c (hash_descriptor, eq_descriptor,
9183 alloc_pool_descriptor): Fix -Wc++-compat warnings.
9184 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
9186 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
9187 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
9188 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
9189 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
9192 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
9194 * tree-flow.h (loop_only_exit_p): Declare.
9195 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
9196 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
9197 the number of iterations if it is constant. Otherwise, if this is the
9198 only possible exit of the loop, use the conservative estimate on the
9199 number of iterations of the entire loop if available.
9201 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
9203 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
9204 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
9205 Add synchronization functions.
9206 * config/sync.c: New file.
9207 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
9208 (LIBGCC_SYNC_CFLAGS): Likewise.
9210 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
9213 * config/i386/i386.md (mode): Add TF to "mode" attribute.
9214 (*pushtf_sse): New insn pattern.
9215 (pushtf splitters): New splitters.
9217 2008-07-03 Michael Meissner <gnu@the-meissners.org>
9220 * predict.c (build_predict_expr): Use void_type_node for the tree
9221 type, instead of NULL_TREE.
9223 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
9225 * config/i386/i386.c (contains_aligned_value_p): Return true
9227 (ix86_data_alignment): Align TCmode to 128bits.
9228 (ix86_local_alignment): Likewise.
9230 2008-07-03 Andrew Haley <aph@redhat.com>
9233 * vec.h (VEC_TA): New.
9234 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
9235 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
9236 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
9237 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
9238 (C_COMMON_FIXED_TYPES): Remove first arg.
9239 (C_COMMON_FIXED_MODE_TYPES): Likewise.
9240 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
9241 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
9242 not to use empty macro arguments.
9244 2008-07-02 Joseph Myers <joseph@codesourcery.com>
9246 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
9247 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
9248 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
9249 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
9250 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
9251 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
9252 config/ia64/crtn.asm, config/m68hc11/larith.asm,
9253 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
9254 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
9255 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
9256 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
9257 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
9258 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
9259 config/rs6000/e500crtres64gpr.asm,
9260 config/rs6000/e500crtres64gprctr.asm,
9261 config/rs6000/e500crtrest32gpr.asm,
9262 config/rs6000/e500crtrest64gpr.asm,
9263 config/rs6000/e500crtresx32gpr.asm,
9264 config/rs6000/e500crtresx64gpr.asm,
9265 config/rs6000/e500crtsav32gpr.asm,
9266 config/rs6000/e500crtsav64gpr.asm,
9267 config/rs6000/e500crtsav64gprctr.asm,
9268 config/rs6000/e500crtsavg32gpr.asm,
9269 config/rs6000/e500crtsavg64gpr.asm,
9270 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
9271 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
9272 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
9273 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
9274 config/sparc/sol2-cn.asm: Remove .file directives.
9276 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
9278 * resource.c (mark_referenced_resources): Look inside
9279 UNSPEC_VOLATILEs and ASM_INPUTs.
9281 2008-07-02 Ian Lance Taylor <iant@google.com>
9283 * rtlanal.c (add_reg_note): New function.
9284 * rtl.h (add_reg_note): Declare.
9285 * auto-inc-dec.c (attempt_change): Use add_reg_note.
9286 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
9287 * builtins.c (expand_builtin_longjmp): Likewise.
9288 (expand_builtin_nonlocal_goto): Likewise.
9289 * calls.c (emit_call_1, expand_call): Likewise.
9290 * cfgexpand.c (add_reg_br_prob_note): Likewise.
9291 * cfglayout.c (fixup_reorder_chain): Likewise.
9292 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
9293 (commit_one_edge_insertion): Likewise.
9294 * combine.c (move_deaths, distribute_notes): Likewise.
9295 * df-problems.c (df_set_note): Likewise.
9296 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
9297 (set_unique_reg_note): Likewise.
9298 (emit_copy_of_insn_after): Likewise.
9299 * expr.c (expand_expr_real): Likewise.
9300 * gcse.c (add_label_notes): Likewise.
9301 * haifa-sched.c (create_check_block_twin): Likewise.
9302 * jump.c (mark_jump_label_1): Likewise.
9303 * loop-doloop.c (add_test, doloop_modify): Likewise.
9304 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9305 * lower-subreg.c (move_eh_region_note): Likewise.
9306 * optabs.c (emit_libcall_block): Likewise.
9307 * predict.c (predict_insn): Likewise.
9308 (combine_predictions_for_insn): Likewise.
9309 * recog.c (peephole2_optimize): Likewise.
9310 * regmove.c (try_auto_increment): Likewise.
9311 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
9312 * reload.c (find_reloads): Likewise.
9313 * reload1.c (fixup_eh_region_note): Likewise.
9314 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
9315 * reorg.c (delete_prior_computation): Likewise.
9316 (delete_computation, dbr_schedule): Likewise.
9317 * config/pa/pa.c (legitimize_pic_address): Likewise.
9318 * config/sh/sh.c (sh_reorg): Likewise.
9320 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9323 * config/libgcc-glibc.ver: Add %exclude.
9324 * config/m32r/libgcc-glibc.ver: Likwise.
9325 * config/s390/libgcc-glibc.ver: Likwise.
9326 * config/sh/libgcc-glibc.ver: Likwise.
9327 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
9329 * config/i386/libgcc-glibc.ver: New.
9331 * config/i386/libgcc-x86_64-glibc.ver: Removed.
9333 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9335 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
9336 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
9337 i[34567]86-*-linux*, x86_64-*-linux*. Add
9338 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
9339 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
9340 x86_64-*-linux*. Add i386/t-linux to tmake_file for
9341 i[34567]86-*-linux*, x86_64-*-linux*.
9343 * libgcc-std.ver: Add empty GCC_4.4.0.
9345 * mkmap-symver.awk: Support multiple versions per symbol.
9347 * config/i386/i386.c (ix86_init_builtins): Always define
9348 __builtin_fabsq and __builtin_copysignq with fallbacks.
9349 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
9350 and __builtin_copysignq if SSE2 isn't available.
9352 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
9353 (LIBGCC2_TF_CEXT): Likwise.
9356 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
9358 * config/i386/sfp-machine.h: Moved to libgcc.
9360 * config/i386/sfp-machine.h: New.
9361 * config/i386/t-linux: Likwise.
9363 * config/i386/t-darwin: Remove softfp_wrap_start and
9365 * config/i386/t-darwin64: Likewise.
9367 * config/i386/t-fprules-softfp64: Renamed to ...
9368 * config/i386/t-fprules-softfp: This.
9370 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
9371 and softfp_wrap_end.
9373 2008-07-02 Jason Merrill <jason@redhat.com>
9375 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
9377 * tree.c (ctor_to_list): New fn.
9378 * tree.h: Declare it.
9379 (CONSTRUCTOR_ELT): New macro.
9380 (CONSTRUCTOR_NELTS): New macro.
9382 2008-07-02 Richard Guenther <rguenther@suse.de>
9384 * tree-ssa-structalias.c (struct variable_info): Reorder
9385 to fill padding on 64bit hosts. Make collapsed_to an int.
9386 (get_varinfo_fc): Deal with that.
9387 (new_var_info): Likewise.
9388 (collapse_rest_of_var): Likewise.
9390 2008-07-02 Joshua Sumali <jsumali@redhat.com>
9392 * doc/install.texi (--enable-java-home): Document.
9393 (--enable-aot-compile-rpm): Likewise.
9394 (--with-arch-directory): Likewise.
9395 (--with-os-directory): Likewise.
9396 (--with-origin-name): Likewise.
9397 (--with-arch-suffix): Likewise.
9398 (--with-jvm-root-dir): Likewise.
9399 (--with-jvm-jar-dir): Likewise.
9400 (--with-python-dir): Likewise.
9402 2008-07-02 Richard Guenther <rguenther@suse.de>
9404 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
9405 from decls explicitly. Merge operand checking from tuples.
9407 2008-07-02 Martin Jambor <mjambor@suse.cz>
9409 * tree-switch-conversion.c: Included timevar.h which I forgot before.
9411 2008-07-02 Martin Jambor <mjambor@suse.cz>
9413 * tree-switch-conversion.c: Included timevar.h
9414 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
9416 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
9418 2008-07-02 Martin Jambor <mjambor@suse.cz>
9420 * tree-switch-conversion.c: Corrected various comments and
9422 (build_constructors): Fixed minor formatting mistakes.
9424 * invoke.texi (Optimize Options): Corrected the
9425 switch-conversion-max-branch-ratio parameter.
9427 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
9429 * final.c (asm_insn_count): Return zero for an empty asm body.
9431 2008-07-02 Richard Guenther <rguenther@suse.de>
9433 * bitmap.h (bitmap_set_bit): Return bool.
9434 (bitmap_clear_bit): Likewise.
9435 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
9436 write to the bitmap if it would.
9437 (bitmap_clear_bit): Likewise.
9438 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
9439 bitmap_set_bit return value.
9440 (add_pred_graph_edge): Likewise.
9441 (add_graph_edge): Likewise.
9442 (do_sd_constraint): Likewise.
9443 (do_ds_constraint): Likewise.
9445 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9447 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
9448 Fix -Wc++-compat and/or -Wcast-qual warnings.
9449 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
9450 gen_regparm_prefix): Likewise.
9451 * vmsdbgout.c (write_modbeg, lookup_filename,
9452 vmsdbgout_source_line, vmsdbgout_init): Likewise.
9454 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
9456 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
9457 defaults.h definition apply.
9459 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9461 * function.c (assign_parm_remove_parallels): New.
9462 (assign_parm_setup_block_p): Do not return true for non-BLKmode
9464 (assign_parm_setup_block): Do not handle them.
9465 (assign_parm_setup_reg, assign_parm_setup_stack): Call
9466 assign_parm_remove_parallels.
9468 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9470 * c-typeck.c (convert_for_assignment): Use
9471 vector_targets_convertible_p.
9472 * c-common.c (vector_targets_convertible_p): New.
9473 * c-common.h (vector_targets_convertible_p): New prototype.
9474 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
9475 opaque_p_V2SI_type_node.
9477 2008-07-01 Steve Ellcey <sje@cup.hp.com>
9479 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
9482 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
9484 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
9485 TFmode constants via two element DImode vector for hosts with
9486 HOST_BITS_PER_WIDE_INT < 64.
9487 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
9488 also for HOST_BITS_PER_WIDE_INT < 64.
9490 2008-07-01 Richard Guenther <rguenther@suse.de>
9492 PR tree-optimization/36666
9493 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
9494 (get_constraint_exp_from_ssa_var): Split into ...
9495 (get_constraint_exp_for_temp): ... this ...
9496 (get_constraint_for_ssa_var): ... and that.
9497 Return constraint expressions for all touched sub-fields
9498 if the results address is not taken.
9499 (process_constraint): Remove assertion that aggregate
9500 assignments do not happen at this place.
9501 (get_constraint_for_component_ref): Add address_p argument.
9502 Return constraint expressions for all touched sub-fields
9503 if the results address is not taken.
9504 (do_deref): Use get_constraint_exp_for_temp.
9505 (get_constraint_for_1): Rename from ...
9506 (get_constraint_for): ... this. Add the old function as wrapper.
9507 (do_structure_copy): Use get_constraint_for_1.
9509 2008-07-01 Martin Jambor <mjambor@suse.cz>
9511 * Makefile.in (tree-switch-conversion.o): Add.
9512 (OBJS-common): Add tree-swtch-conversion.o.
9513 * passes.c (init_optimization_passes): Add pass_convert_switch.
9514 * tree-pass.h: (pass_convert_switch): Add.
9515 * tree-switch-conversion.c: New file.
9516 * gcc.dg/tree-ssa/cswtch.c: New testcase.
9517 * common.opt (ftree-cswtch): New option.
9518 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9519 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9520 * opts.c (decode_options): Set flag_tree_switch_conversion when
9521 optimization level is >= 2.
9522 * doc/invoke.texi (Optimize Options): Added description of
9523 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
9525 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9527 * config/darwin-driver.c (darwin_default_min_version): Fix
9528 -Wc++-compat warnings.
9530 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
9532 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
9535 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9537 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
9539 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9541 PR rtl-optimization/34744
9542 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
9543 (df_scan_free_internal): Free data structures not
9544 allocated in storage pools.
9545 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
9546 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
9547 df_scan_free_mws_vec.
9548 * dse.c (dse_step6): Free offset_map_p and offset_map_n
9551 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
9553 * config/i386/i386.c (contains_aligned_value_p): Return true
9555 (ix86_function_arg_boundary): Return its natural boundary
9557 (return_in_memory_32): Don't check TDmode.
9558 (ix86_split_to_parts): Support splitting into 4 parts and
9559 support TFmode for 32bit target.
9560 (ix86_split_long_move): Support splitting into 4 parts.
9561 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
9563 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
9564 (ix86_init_builtins): Here.
9565 (ix86_scalar_mode_supported_p): Always return true for TFmode.
9566 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
9567 'q' and 'w', respectively.
9569 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
9571 (movtf_internal): Likewise.
9572 (<code>tf2): Likewise.
9573 (*absnegtf2_sse): Likewise.
9574 (copysign<mode>3): Likewise.
9575 (copysign<mode>3_const): Likewise.
9576 (copysign<mode>3_var): Likewise.
9577 (define_split UNSPEC_COPYSIGN): Likewise.
9578 * config/i386/sse.md (*nandtf3): Likewise.
9579 (<code>tf3): Likewise.
9580 (*<code>tf3): Likewise.
9582 2008-06-30 Joey Ye <joey.ye@intel.com>
9583 H.J. Lu <hongjiu.lu@intel.com>
9585 * global.c (compute_regsets): Set frame_pointer_needed here.
9586 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
9588 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9590 * doc/install.texi (specific): Expand Windows build notes.
9592 2008-06-30 Ira Rosen <irar@il.ibm.com>
9594 PR tree-optimization/36648
9595 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
9596 number of prolog iterations by step. Fix the comment.
9598 2008-06-30 Richard Guenther <rguenther@suse.de>
9601 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
9602 handle calls from ECF_MALLOC functions.
9603 (handle_pure_call): ECF_MALLOC functions do not return
9605 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
9607 2008-06-29 Andreas Schwab <schwab@suse.de>
9609 * config/m68k/m68k.c (print_operand): Always print a float
9611 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
9612 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
9615 * config/rs6000/x-linux64: Remove never used file.
9617 2008-06-29 Richard Guenther <rguenther@suse.de>
9619 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
9621 (struct alias_info): Move ...
9622 * tree-ssa-alias.c: ... here.
9623 (update_alias_info): Declare.
9624 (compute_may_aliases): Call it.
9625 (update_alias_info): New function.
9626 * tree-ssa-structalias.c (update_alias_info): Move ...
9627 * tree-ssa-alias.c (update_alias_info_1): ... here.
9628 * tree-ssa-structalias.c (process_constraint_1): Remove
9629 unused from_call argument. Rename to ...
9630 (process_constraint): ... this. Delete old wrapper.
9631 (make_constraint_to): Adjust callers.
9632 (handle_const_call): Likewise.
9633 (handle_pure_call): Likewise.
9634 (init_base_vars): Likewise.
9635 (handle_lhs_call): Likewise. Remove unnecessary constraint.
9636 (find_func_aliases): We don't need structure copies for
9638 (make_constraint_from_anything): Remove.
9639 (create_variable_info_for): For globals make constraints
9640 from escaped, not from anything.
9641 (compute_points_to_sets): Do not call update_alias_info.
9642 (ipa_pta_execute): Use make_constraint_from.
9644 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9646 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
9647 (bitmap.o-warn, dominance.o-warn): New.
9648 * configure.ac (cxx_compat_warn): Delete.
9649 (loose_warn): Add -Wcast-qual and -Wc++-compat.
9650 * system.h: Remove #pragma diagnostic for -Wcast-qual and
9652 * configure: Regenerate.
9654 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
9657 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9659 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
9660 * df-scan.c (df_notes_rescan): Likewise.
9661 * ggc-page.c (set_page_table_entry): Likewise.
9662 * intl.c (gcc_gettext_width): Likewise.
9663 * varasm.c (get_unnamed_section, get_noswitch_section,
9664 get_section): Likewise.
9666 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
9668 * regrename.c (build_def_use): Don't copy RTX.
9670 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
9672 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
9673 (Type Attributes): Fix nesting of @table and @subsection. Adjust
9674 punctuation. Use @ref instead of @xref.
9675 (Function Names): Remove stray @display/@end display.
9676 (C++ Attributes): Use @ref instead of @xref.
9677 (Deprecated Features): Fix punctuation around @xref.
9678 (Backwards Compatibility): Likewise.
9679 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
9681 2008-06-28 Joseph Myers <joseph@codesourcery.com>
9683 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
9684 constants for E500 double.
9686 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9688 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
9689 element type of const_vector.
9691 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
9693 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
9694 Remove FLAGS_REG clobber from expander pattern.
9695 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
9696 (anddi3, andsi3, andhi3, andqi3): Ditto.
9697 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
9698 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
9699 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
9700 (ashlsi3, ashlhi3, ashlqi3): Ditto.
9701 (ashrsi3, ashrhi3, ashrqi3): Ditto.
9702 (lshrsi3, lshrhi3, lshrqi3): Ditto.
9703 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
9704 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
9706 2008-06-28 Richard Guenther <rguenther@suse.de>
9708 * tree-ssa-structalias.c (callused_id, var_callused,
9709 callused_tree): Add.
9710 (handle_pure_call): New function.
9711 (find_func_aliases): Call it.
9712 (find_what_p_points_to): Handle the call-used set.
9713 (clobber_what_escaped): Likewise.
9714 (compute_call_used_vars): New function.
9715 (init_base_vars): Init the call-used variable.
9716 (do_sd_constraint): Do not propagate the solution from CALLUSED
9717 but use CALLUSED as a placeholder.
9718 (solve_graph): Likewise.
9719 * tree-flow-inline.h (gimple_call_used_vars): New function.
9720 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
9721 (compute_call_used_vars): Declare.
9722 * tree-ssa-alias.c (set_initial_properties): Call
9723 compute_call_used_vars.
9724 (reset_alias_info): Clear call-used variables.
9725 (add_call_clobber_ops): Assert we are not called for const/pure
9726 functions. Remove handling of them.
9727 (add_call_read_ops): Handle pure functions by adding the
9728 call-used set of variables as VUSEs.
9729 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
9730 (delete_tree_ssa): Free it.
9731 * tree-dfa.c (remove_referenced_var): Clear the var from the
9734 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
9736 * tree.c (build_varargs_function_type_list): New.
9737 (build_function_type_list_1): New.
9738 (build_function_type_list): Use build_function_type_list_1.
9739 * tree.h (build_varargs_function_type_list): New.
9741 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9744 * config/spu/spu.c (spu_builtin_splats): Do not generate
9745 invalid CONST_VECTOR expressions.
9746 (spu_expand_vector_init): Likewise.
9748 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
9750 * optabs.c (libfunc_decls): New variable.
9751 (libfunc_decl_hash, libfunc_decl_eq): New functions.
9752 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
9753 for the same function twice.
9755 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
9757 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
9758 ix86_expand_binary_operator directly.
9759 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
9761 (*ashrti3_1): Ditto.
9762 (*lshrti3_1): Ditto.
9763 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
9764 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
9765 using only one splitter. Conditionaly execute splitter before or
9766 after peephole2 pass.
9767 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
9768 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
9769 Use only one alternative in asm template.
9770 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
9772 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
9773 "J" operand constraint for operand 2.
9774 (*ashldi3_cconly_rex64): Ditto.
9775 (*ashrdi3_cmp_rex64): Ditto.
9776 (*ashrdi3_cconly_rex64): Ditto.
9777 (*lshrdi3_cmp_rex64): Ditto.
9778 (*lshrdi3_cconly_rex64): Ditto.
9779 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
9780 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
9781 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
9784 2008-06-27 Jakub Jelinek <jakub@redhat.com>
9786 * gimplify.c (omp_is_private): Don't return true if decl is not
9787 already private on #pragma omp for or #pragma omp parallel for.
9790 * tree-cfg.c (struct move_stmt_d): Replace block field with
9791 orig_block and new_block fields.
9792 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
9793 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
9794 (move_block_to_fn): Replace vars_map and new_label_map arguments
9795 with struct move_stmt_d pointer.
9796 (replace_block_vars_by_duplicates): New function.
9797 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
9798 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
9799 all subblocks of ORIG_BLOCK to the new function. Call
9800 replace_block_vars_by_duplicates.
9801 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
9802 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
9803 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
9804 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
9805 (expand_omp): Temporarily set input_location to the location of
9806 region's controlling stmt.
9807 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
9808 BIND_EXPR, push ctx->block_vars and gimplification vars into
9809 the BIND_EXPR and its block's BLOCK_VARS instead of directly
9811 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
9812 there are any BLOCK_VARS.
9813 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
9814 OMP_PARALLEL or OMP_TASK stmt.
9815 (lower_omp): Save and restore input_location around the lower_omp_1
9818 2008-06-27 Richard Guenther <rguenther@suse.de>
9820 PR tree-optimization/36400
9821 PR tree-optimization/36373
9822 PR tree-optimization/36344
9823 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
9824 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
9825 (update_alias_info): Remove call clobbering code.
9826 (make_constraint_to): New helper function.
9827 (make_escape_constraint): Likewise.
9828 (handle_rhs_call): Use it on all pointer containing arguments.
9829 Also mark the static chain escaped.
9830 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
9831 instead of ANYTHING.
9832 (make_constraint_from): New helper split out from ...
9833 (make_constraint_from_anything): ... here.
9834 (find_func_aliases): Add constraints for escape sites.
9835 (intra_create_variable_infos): Make constraints from NONLOCAL
9837 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
9839 (clobber_what_p_points_to): Remove.
9840 (clobber_what_escaped): New function.
9841 (init_base_vars): Init NONLOCAL and ESCAPED.
9842 (do_sd_constraint): Do not propagate the solution from ESCAPED
9843 but use ESCAPED as a placeholder.
9844 (solve_graph): Likewise.
9845 * tree-flow.h (clobber_what_p_points_to): Remove.
9846 (clobber_what_escaped): Declare.
9847 * tree-ssa-alias.c (set_initial_properties): Call it.
9848 Remove code clobbering escaped pointers.
9850 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9852 * function.c (allocate_struct_function): Only allocate a unique
9853 funcdef_no if the decl is nonzero.
9855 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9857 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
9858 * config/mips/mips.c (mips_split_const_insns): New function.
9859 * config/mips/mips.md (move_type): New attribute.
9860 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
9861 (dword_mode): New attribute.
9862 (type): Avoid long line. Map "move_type"s to "type"s,
9863 choosing "multi" for doubleword moves if appropriate.
9864 Swap MTC/MFC comments to match their declaration order.
9865 (extended_mips16): Default to "yes" if "move_type" is "sll0",
9866 "type" is "branch" or "jal" is "direct".
9867 (length): Handle "extended_mips16" first. Make the default
9868 "0" for "ghost" instructions. Set the length from "move_type".
9869 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
9870 of "type", with "sll0" for the register alternative. Remove the
9871 "extended_mips16" attribute.
9872 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
9873 of "type", with "shift_shift" for the register alternative.
9874 Remove the "length" attribute.
9875 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
9876 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
9877 of "type", with "andi" for the register alternative.
9878 (*zero_extendqihi2): Likewise.
9879 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
9880 of "andi" instead of a "type" of "arith".
9881 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
9883 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
9884 (mov_<store>r, *mov<mode>_ra): Likewise.
9885 (extendsidi2): Use "move_type" instead of "type", with "move"
9886 for the register alternative.
9887 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
9888 of "type", with "signext" for the register alternative.
9889 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
9890 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
9891 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
9892 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
9893 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
9894 (unnamed branch insn): Likewise.
9895 (*movdi_gp32_fp64): Fold into...
9896 (*movdi_32bit): ...here.
9897 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
9898 (*movdf_hardfloat): ...this new pattern.
9899 (*movdf_softfloat): Remove redundant FPR alternatives.
9900 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
9901 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
9902 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
9903 the "move" attribute.
9904 (*movdi_32bit): Use "move_type" instead of "type" and remove the
9905 "length" attribute. Use "fpload" and "fpstore" instead of "load"
9906 and "store" for COP loads and stores.
9907 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
9908 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
9909 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
9910 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
9911 (*movtf_mips16, *movv2sf): Likewise.
9912 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
9913 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
9914 (mfhc1<mode>): Use "move_type" instead of "move".
9915 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
9916 (loadgp_blockage): Remove the "length" attribute.
9917 (blockage, set_got_version, update_got_version): Likewise.
9918 (call_internal): Remove the "extended_mips16" attribute.
9919 (call_value_internal, call_value_multiple_internal): Likewise.
9920 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
9922 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
9923 the "length" attribute.
9925 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9927 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
9928 -Wcast-qual warnings.
9929 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
9930 handle_pragma_pop_macro): Likewise.
9931 * collect2.c (resolve_lib_name): Likewise.
9932 * config/arc/arc.c (arc_init): Likewise.
9933 * config/arm/arm.c (neon_builtin_compare,
9934 locate_neon_builtin_icode): Likewise.
9935 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
9936 * config/bfin/bfin.c (bfin_init_machine_status,
9937 bfin_optimize_loop): Likewise.
9938 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
9939 * config/cris/cris.c (cris_init_expanders): Likewise.
9940 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
9941 * config/darwin.c (machopic_indirection_eq,
9942 machopic_indirection_name, machopic_output_indirection): Likewise.
9943 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
9944 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
9945 frv_optimize_membar): Likewise.
9946 * config/i386/cygwin.h (mingw_scan,
9947 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
9948 * config/i386/cygwin1.c (mingw_scan): Likewise.
9949 * config/i386/i386.c (machopic_output_stub): Likewise.
9950 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
9951 i386_pe_unique_section): Likewise.
9952 * config/ia64/ia64.c (ia64_init_machine_status,
9953 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
9955 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
9956 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
9957 * config/m68k/m68k.c (m68k_handle_option,
9958 m68k_sched_md_init_global): Likewise.
9959 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
9960 mcore_unique_section): Likewise.
9961 * config/mips/mips.c (mips_block_move_straight,
9962 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9964 * config/mmix/mmix.c (mmix_init_machine_status,
9965 mmix_encode_section_info): Likewise.
9966 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9967 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9968 print_operand_address, output_toc, redefine_groups,
9969 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9970 * config/s390/s390.c (s390_init_machine_status): Likewise.
9971 * config/score/score.c (score_block_move_straight,
9972 score_block_move_loop_body): Likewise.
9973 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9974 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9975 * emit-rtl.c (find_auto_inc): Likewise.
9976 * gcc.c (translate_options, process_command): Likewise.
9977 * reorg.c (dbr_schedule): Likewise.
9978 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9979 * xcoffout.c (xcoffout_declare_function): Likewise.
9981 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9983 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9984 ipa-pta working again.
9986 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9988 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9991 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9993 * config.gcc (powerpc*-*-*): Add new core e500mc.
9994 * config/rs6000/e500mc.md: New file.
9995 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9997 (rs6000_override_options): Add e500mc case to
9998 processor_target_table. Altivec and Spe options not allowed
9999 with e500mc. Add isel instruction to e500mc by
10000 default. Initialize rs6000_cost for e500mc.
10001 (rs6000_issue_rate): Set issue rate for e500mc.
10002 * config/rs6000/rs6000.h (processor_type): Add
10003 PROCESSOR_PPCE500MC.
10004 (ASM_CPU_SPEC): Add e500mc.
10005 Set TARGET_ISEL to rs6000_isel.
10006 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10007 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10008 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10010 * doc/invoke.texi: Add e500mc to list of cpus.
10012 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10015 * c-lex.c (lex_charconst): Initialize unsignedp.
10017 2008-06-27 Olivier Hainque <hainque@adacore.com>
10019 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
10020 documented assumptions.
10022 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
10024 * dwarf2out.c: Remove trailing white spaces. Break long line
10027 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
10029 * libfuncs.h (LTI_synchronize): New libfunc_index.
10030 (synchronize_libfunc): Declare.
10031 * builtins.c (expand_builtin_synchronize): Consider using
10032 synchronize_libfunc before falling back on an asm blockage.
10033 * config/mips/mips.c: Include libfuncs.h
10034 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
10036 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
10038 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
10039 parameter. Copy stack_reg to r11 where appropriate.
10040 (no_global_regs_above): Add gpr parameter.
10041 (rs6000_stack_info): Only add padding for SPE save area if we
10042 are saving SPE GPRs and CR.
10043 (saveres_routine_syms): New variable.
10044 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
10046 (rs6000_savres_routine_sym): New function.
10047 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
10049 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
10050 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
10051 Tweak FPR out-of-line saving.
10052 (rs6000_make_savres_rtx): New function.
10053 (rs6000_use_multiple_p): New function.
10054 (rs6000_savres_strategy): New function.
10055 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
10056 out-of-line if appropriate.
10057 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
10058 if we are optimizing for size.
10059 (GP_SAVE_INLINE): Define.
10060 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
10061 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
10062 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
10063 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
10064 (*save_fpregs_<mode>): Add use of r11.
10065 (*restore_gpregs_<mode>): New insn.
10066 (*return_and_restore_gpregs_<mode>): New insn.
10067 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
10069 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
10070 (*restore_gpregs_spe): New insn.
10071 (*return_and_restore_gpregs_spe): New insn.
10072 * config/rs6000/predicates.md (save_world_operation): Fix check.
10074 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10076 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
10077 this point, so assert that.
10079 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10081 * cfganal.c: Include vec.h and vecprim.h.
10082 (compute_idf): Import from...
10083 * tree-into-ssa (compute_idf): ...here.
10084 * basic-block.h (compute_idf): Export.
10086 2008-06-26 Joseph Myers <joseph@codesourcery.com>
10088 * c-decl.c (merge_decls): Use !current_function_decl to check for
10089 extern declaration of C99 inline function being at file scope.
10091 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
10093 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
10095 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10097 * alias.c (record_alias_subset, init_alias_analysis): Fix
10098 -Wc++-compat and/or -Wcast-qual warnings.
10099 * attribs.c (lookup_attribute_spec): Likewise.
10100 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
10101 copy_bb, connect_traces,
10102 find_rarely_executed_basic_blocks_and_cr): Likewise.
10103 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
10104 note_btr_set, migrate_btr_defs): Likewise.
10105 * builtins.c (result_vector, expand_builtin_memcpy,
10106 expand_builtin_mempcpy_args, expand_builtin_strncpy,
10107 builtin_memset_read_str, expand_builtin_printf,
10108 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
10110 * caller-save.c (mark_set_regs): Likewise.
10111 * calls.c (expand_call, emit_library_call_value_1): Likewise.
10112 * cgraph.c (cgraph_edge): Likewise.
10113 * combine.c (likely_spilled_retval_1): Likewise.
10114 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
10115 htab_counts_entry_del, get_coverage_counts): Likewise.
10116 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
10117 new_cselib_val): Likewise.
10118 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
10119 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
10121 * df-core.c (df_compact_blocks): Likewise.
10122 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
10123 * df-scan.c (df_grow_reg_info, df_ref_create,
10124 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
10125 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
10126 df_record_entry_block_defs, df_record_exit_block_uses,
10127 df_bb_verify): Likewise.
10128 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
10129 DF_REF_EXTRACT_MODE_CONST): New.
10130 * dominance.c (get_immediate_dominator, get_dominated_by,
10131 nearest_common_dominator, root_of_dom_tree,
10132 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
10133 -Wc++-compat and/or -Wcast-qual warnings.
10134 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
10135 record_store, replace_read, check_mem_read_rtx, scan_insn,
10136 dse_step1, dse_record_singleton_alias_set): Likewise.
10137 * dwarf2asm.c (dw2_force_const_mem): Likewise.
10139 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10141 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
10142 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
10143 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
10144 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
10145 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
10146 add_ranges_num, add_ranges_by_labels, file_info_cmp,
10147 file_name_acquire, output_file_names, add_const_value_attribute,
10148 premark_used_types_helper, file_table_eq, file_table_hash,
10149 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
10150 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
10151 -Wcast-qual warnings.
10152 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
10153 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
10154 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
10155 gen_reg_rtx, start_sequence, init_emit): Likewise.
10156 * et-forest.c (et_new_occ, et_new_tree): Likewise.
10157 * except.c (init_eh_for_function, gen_eh_region,
10158 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
10159 arh_to_landing_pad, arh_to_label, add_action_record,
10160 add_call_site, switch_to_exception_section): Likewise.
10161 * expmed.c (synth_mult): Likewise.
10162 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
10163 store_expr): Likewise.
10164 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
10166 * function.c (assign_stack_temp_for_type,
10167 allocate_struct_function, match_asm_constraints_1): Likewise.
10168 * gcov-io.c (gcov_allocate): Likewise.
10169 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
10170 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
10171 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
10172 record_one_set, insert_expr_in_table, insert_set_in_table,
10173 dump_hash_table, compute_hash_table_work, alloc_hash_table,
10174 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
10175 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
10176 -Wcast-qual warnings.
10178 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10180 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
10181 -Wcast-qual warnings.
10182 * gcc.c (process_command): Likewise.
10183 * genattrtab.c (oballoc): Use XOBNEW.
10184 (oballocvec): Define.
10185 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
10186 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
10187 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
10188 -Wc++-compat and/or -Wcast-qual warnings.
10189 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
10190 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
10191 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
10192 gen_presence_absence_set, gen_automaton, gen_regexp_el,
10193 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
10194 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
10195 add_excls, process_presence_absence_names,
10196 process_presence_absence_patterns, add_presence_absence,
10197 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
10198 get_free_state, add_arc, get_free_automata_list_el,
10199 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
10200 transform_3, cache_presence, create_ainsns, create_automata,
10201 create_state_ainsn_table, dfa_insn_code_enlarge,
10202 output_trans_func, output_min_issue_delay_func,
10203 output_dead_lock_func, output_reset_func,
10204 output_get_cpu_unit_code_func, output_dfa_start_func,
10205 expand_automata): Likewise.
10206 * genextract.c (gen_insn): Likewise.
10207 * gengtype-lex.l: Likewise.
10208 * gengtype.c (read_input_list, adjust_field_type,
10209 process_gc_options): Likewise.
10210 * genoutput.c (note_constraint): Likewise.
10211 * genpreds.c (mangle, add_constraint): Likewise.
10212 * genrecog.c (process_define_predicate, new_decision,
10213 add_to_sequence): Likewise.
10214 * gensupport.c (record_insn_name): Likewise.
10216 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10218 * config/i386/driver-i386.c (detect_caches_amd,
10219 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
10220 and/or -Wcast-qual warnings.
10221 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
10222 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
10223 gt_pch_save): Likewise.
10224 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
10225 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
10226 * global.c (compute_regsets): Likewise.
10227 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
10228 finish_graph_dump_file): Likewise.
10229 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
10230 unlink_bb_notes): Likewise.
10231 * integrate.c (get_hard_reg_initial_val): Likewise.
10232 * ipa-prop.c (ipa_push_func_to_list): Likewise.
10233 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
10234 * local-alloc.c (update_equiv_regs): Likewise.
10235 * loop-invariant.c (check_invariant_table_size,
10236 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
10238 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
10239 altered_reg_used, mark_altered): Likewise.
10240 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
10241 insert_var_expansion_initialization,
10242 combine_var_copies_in_loop_exit, apply_opt_in_copies,
10243 release_var_copies): Likewise.
10244 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
10245 analyze_matrix_decl, add_allocation_site, analyze_transpose,
10246 analyze_accesses_for_phi_node, check_var_notmodified_p,
10247 check_allocation_function, find_sites_in_func,
10248 record_all_accesses_in_func, transform_access_sites,
10249 transform_allocation_sites): Likewise.
10250 * omp-low.c (new_omp_region, create_omp_child_function_name,
10251 check_omp_nesting_restrictions, check_combined_parallel,
10252 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
10253 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
10254 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
10255 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
10257 * opts-common.c (prune_options): Likewise.
10258 * opts.c (add_input_filename, print_filtered_help,
10259 get_option_state): Likewise.
10260 * params.c (add_params): Likewise.
10261 * passes.c (set_pass_for_id, next_pass_1,
10262 do_per_function_toporder, pass_fini_dump_file): Likewise.
10263 * postreload.c (reload_cse_simplify_operands): Likewise.
10264 * predict.c (tree_predicted_by_p, tree_predict_edge,
10265 clear_bb_predictions, combine_predictions_for_bb): Likewise.
10267 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10269 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
10271 * recog.c (check_asm_operands, validate_change_1): Likewise.
10272 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
10273 subst_asm_stack_regs): Likewise.
10274 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
10275 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
10276 * regmove.c (reg_is_remote_constant_p): Likewise.
10277 * regrename.c (regrename_optimize, scan_rtx_reg,
10278 kill_clobbered_value, kill_set_value, kill_autoinc_value):
10280 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
10281 regstat_compute_calls_crossed): Likewise.
10282 * reload1.c (init_reload, new_insn_chain,
10283 has_nonexceptional_receiver, reload, copy_reloads,
10284 calculate_needs_all_insns, init_elim_table): Likewise.
10285 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
10286 * rtl.c (shallow_copy_rtx_stat): Likewise.
10287 * rtlanal.c (parms_set): Likewise.
10288 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
10289 sbitmap_resize, sbitmap_vector_alloc): Likewise.
10290 * sched-ebb.c (earliest_block_with_similiar_load,
10291 add_deps_for_risky_insns): Likewise.
10292 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
10293 schedule_region): Likewise.
10294 * see.c (eq_descriptor_pre_extension,
10295 hash_descriptor_pre_extension, hash_del_pre_extension,
10296 eq_descriptor_properties, hash_descriptor_properties,
10297 hash_del_properties, see_seek_pre_extension_expr,
10298 see_initialize_data_structures, see_print_register_properties,
10299 see_print_pre_extension_expr, see_delete_merged_def_extension,
10300 see_delete_unmerged_def_extension, see_emit_use_extension,
10301 see_pre_delete_extension, see_map_extension, see_commit_changes,
10302 see_analyze_merged_def_local_prop,
10303 see_analyze_merged_def_local_prop,
10304 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
10305 see_set_prop_merged_def, see_set_prop_unmerged_def,
10306 see_set_prop_unmerged_use, see_print_one_extension,
10307 see_merge_one_use_extension, see_merge_one_def_extension,
10308 see_store_reference_and_extension, see_update_uses_relevancy,
10309 see_update_defs_relevancy): Likewise.
10310 * statistics.c (hash_statistics_hash, hash_statistics_eq,
10311 hash_statistics_free, curr_statistics_hash): Likewise.
10312 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
10313 expand_asm_operands, expand_return, case_bit_test_cmp,
10314 expand_case): Likewise.
10315 * stor-layout.c (start_record_layout): Likewise.
10316 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
10317 gt_pch_save_stringpool): Likewise.
10318 * tree-data-ref.c (hash_stmt_vertex_info,
10319 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
10320 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
10322 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
10325 * config/i386/i386.md : Change constraints of HImode and QImode
10326 immediate operands from "i" to "n". Change SImode "ni" constraint to
10327 "i" and SImode "rmi" constraint to "g". Remove all constraints
10328 from const0_operand and const1_operand predicated operands.
10329 (i): Change QImode and HImode attribute from "i" to "n".
10330 (*subqi_2): Change HImode operands to QImode.
10333 2008-06-25 Olivier Hainque <hainque@adacore.com>
10335 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
10338 2008-06-25 Richard Guenther <rguenther@suse.de>
10340 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
10341 not overflow the result type.
10343 2008-06-25 Richard Guenther <rguenther@suse.de>
10345 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
10346 (vn_lookup): Likewise.
10348 2008-06-25 Richard Guenther <rguenther@suse.de>
10350 PR tree-optimization/35518
10351 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
10352 * tree-sra.c (instantiate_element): Use fold_build3 to build
10354 (try_instantiate_multiple_fields): Likewise.
10356 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10358 * config/rs6000/rs6000.md: Change all string instruction's clobber to
10361 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10363 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
10364 use_backchain_to_restore_sp to true
10365 if the offset of the link register save area would go over the 32k - 1
10366 offset limit of the load
10369 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
10371 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
10372 anchor for the type-punning blurb. Cross-reference "Structures
10373 unions enumerations and bit-fields implementation". Provide a
10374 cast-through-pointer example. Make final sentence self-contained.
10375 * doc/implement-c.texi (Structures unions enumerations and
10376 bit-fields implementation): Cross-reference the type-punning blurb
10377 in the -fstrict-aliasing documentation.
10379 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10381 PR middle-end/36594
10382 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
10383 the memory instead of the memory itself for the save area.
10385 2008-06-24 Olivier Hainque <hainque@adacore.com>
10386 Nicolas Roche <roche@adacore.com>
10388 * gengtype.c (srcdir_len): size_t instead of int.
10389 (get_file_realbasename): New function. For F a filename, the real
10390 basename of F, with all the path components stripped.
10391 (get_file_srcdir_relative_path): New function. For F a filename, the
10392 relative path to F from $(srcdir).
10393 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
10394 get_file_realbasename. Adjust the head comment.
10395 (get_prefix_langdir_index): New function. For F a filename, return the
10396 lang_dir_names[] relative index of the language directory that is
10398 (get_file_langdir): For F a filename, return the name of the language
10399 directory where F is located.
10400 (get_file_gtfilename): New function. The gt- output file name for an
10402 (get_output_file_with_visibility): Replace in-line computations with
10403 uses of get_file_gtfilename and get_prefix_langdir_index.
10404 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
10406 2008-06-24 Jakub Jelinek <jakub@redhat.com>
10408 PR tree-optimization/36504
10409 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
10410 references without base address.
10412 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10414 PR middle-end/36584
10415 * calls.c (expand_call): Increase alignment for recursive functions.
10417 2008-06-23 Anatoly Sokolov <aesok@post.ru>
10419 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
10420 (TARGET_FUNCTION_VALUE): New define.
10421 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
10422 * config/avr/avr.h (FUNCTION_VALUE): Remove.
10424 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10426 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
10427 (fmod<mode>3): Ditto.
10428 (remainderxf3): Ditto.
10429 (remainder<mode>3): Ditto.
10431 2008-06-23 Jakub Jelinek <jakub@redhat.com>
10434 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
10435 REG is a hard register.
10437 PR tree-optimization/36508
10438 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
10439 499, don't check it at all in release compilers.
10441 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10443 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
10444 together with SSE_TARGET_MATH to disable insn pattern.
10445 (*fop_<MODEF:mode>_2_i387): Ditto.
10446 (*fop_<MODEF:mode>_3_i387): Ditto.
10448 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
10450 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
10452 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10454 PR middle-end/34906
10455 * gimplify.c (gimplify_asm_expr): Check the return code of
10456 parse_output_constraint call, set function return and is_inout
10457 value if it failed.
10459 2008-06-22 Ian Lance Taylor <iant@google.com>
10461 * c-lex.c (narrowest_unsigned_type): Change itk to int.
10462 (narrowest_signed_type): Likewise.
10463 * c-typeck.c (c_common_type): Change local variable mclass to enum
10465 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
10466 tcc_comparison, not the tree code itself.
10467 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
10468 (c_expand_expr): Cast modifier to enum expand_modifier.
10469 * c-common.h (C_RID_CODE): Add casts.
10470 (C_SET_RID_CODE): Define.
10471 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
10472 (c_lex_one_token): Add cast to avoid warning.
10473 (c_parser_objc_type_name): Rename local typename to type_name.
10474 (check_no_duplicate_clause): Change code parameter to enum
10476 (c_parser_omp_var_list_parens): Change kind parameter to enum
10478 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
10479 c_parser_omp_list_var_parens.
10480 (c_parser_omp_threadprivate): Likewise.
10481 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
10482 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
10483 * c-format.c (NO_FMT): Define.
10484 (printf_length_specs): Use NO_FMT.
10485 (asm_fprintf_length_specs): Likewise.
10486 (gcc_diag_length_specs): Likewise.
10487 (scanf_length_specs): Likewise.
10488 (strfmon_length_specs): Likewise.
10489 (gcc_gfc_length_specs): Likewise.
10490 (printf_flag_specs): Change 0 to STD_C89.
10491 (asm_fprintf_flag_specs): Likewise.
10492 (gcc_diag_flag_specs): Likewise.
10493 (gcc_cxxdiag_flag_specs): Likewise.
10494 (scanf_flag_specs): Likewise.
10495 (strftime_flag_specs): Likewise.
10496 (strfmon_flag_specs): Likewise.
10497 (print_char_table): Likewise.
10498 (asm_fprintf_char_table): Likewise.
10499 (gcc_diag_char_table): Likewise.
10500 (gcc_tdiag_char_table): Likewise.
10501 (gcc_cdiag_char_table): Likewise.
10502 (gcc_cxxdiag_char_table): Likewise.
10503 (gcc_gfc_char_table): Likewise.
10504 (scan_char_table): Likewise.
10505 (time_char_table): Likewis.
10506 (monetary_char_table): Likewise.
10507 * c-format.h (BADLEN): Likewise.
10509 2008-06-21 Ian Lance Taylor <iant@google.com>
10511 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
10512 Define END_OF_BASE_TREE_CODES around inclusion.
10513 * tree.c (tree_code_type): New global array.
10514 (tree_code_length, tree_code_name): Likewise.
10515 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
10516 $(lang_tree_files).
10517 (all-tree.def, s-alltree): New targets.
10518 (gencheck.h, s-gencheck): Remove.
10519 (tree.o): Depend upon all-tree.def.
10520 (build/gencheck.o): Remove gencheck.h dependency.
10521 (mostlyclean): Don't remove gencheck.h.
10522 * c-common.h (enum c_tree_code): Remove.
10523 * c-lang.c (tree_code_type): Remove.
10524 (tree_code_length, tree_code_name): Remove.
10525 * gencheck.c (tree_codes): Include all-tree.def, rather than
10526 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
10528 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
10530 * cp/cp-tree.h (enum cplus_tree_code): Remove.
10531 (operator_name_info): Size to MAX_TREE_CODES.
10532 (assignment_operator_name_info): Likewise.
10533 * cp/cp-lang.c (tree_code_type): Remove.
10534 (tree_code_length, tree_code_name): Remove.
10535 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
10536 (assignment_operator_name_info): Likewise.
10537 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
10539 * cp/mangle.c (write_expression): Likewise.
10540 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
10541 * fortran/f95-lang.c (tree_code_type): Remove.
10542 (tree_code_length, tree_code_name): Remove.
10543 * java/java-tree.h (enum java_tree_code): Remove.
10544 * java/lang.c (tree_code_type): Remove.
10545 (tree_code_length, tree_code_name): Remove.
10546 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
10547 * objc/objc-act.h (enum objc_tree_code): Remove.
10548 * objc/objc-lang.c (tree_code_type): Remove.
10549 (tree_code_length, tree_code_name): Remove.
10550 * objcp/objcp-lang.c (tree_code_type): Remove.
10551 (tree_code_length, tree_code_name): Remove.
10552 * ada/ada-tree.h (enum gnat_tree_code): Remove.
10553 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
10554 * ada/misc.c (tree_code_type): Remove.
10555 (tree_code_length, tree_code_name): Remove.
10557 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
10559 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
10560 the grand_bitmap_obstack.
10562 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10564 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
10565 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
10566 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
10567 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
10568 move_stmt_r, new_label_mapper): Likewise.
10569 * tree-complex.c (cvc_lookup): Likewise.
10570 * tree-dfa.c (create_function_ann): Likewise.
10571 * tree-dump.c (dump_register): Likewise.
10572 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
10573 find_phi_replacement_condition): Likewise.
10574 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
10575 tree_function_versioning): Likewise.
10576 * tree-into-ssa.c (cmp_dfsnum): Likewise.
10577 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
10578 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
10579 get_nonlocal_debug_decl, convert_nonlocal_reference,
10580 convert_nonlocal_omp_clauses, get_local_debug_decl,
10581 convert_local_reference, convert_local_omp_clauses,
10582 convert_nl_goto_reference, convert_nl_goto_receiver,
10583 convert_tramp_reference, convert_call_expr): Likewise.
10584 * tree-outof-ssa.c (contains_tree_r): Likewise.
10585 * tree-parloops.c (reduction_phi, initialize_reductions,
10586 eliminate_local_variables_1, add_field_for_reduction,
10587 add_field_for_name, create_phi_for_local_result,
10588 create_call_for_reduction_1, create_loads_for_reductions,
10589 create_stores_for_reduction, create_loads_and_stores_for_name):
10591 * tree-phinodes.c (allocate_phi_node): Likewise.
10592 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
10593 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
10594 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
10595 * tree-ssa-coalesce.c (compare_pairs): Likewise.
10596 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
10597 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
10598 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
10599 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
10600 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
10601 vn_nary_op_insert): Likewise.
10602 * tree-ssa.c (redirect_edge_var_map_add,
10603 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
10604 * tree-vectorizer.c (vectorize_loops): Likewise.
10605 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
10606 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
10607 tree_cons_stat, build1_stat, build_variant_type_copy,
10608 decl_init_priority_lookup, decl_fini_priority_lookup,
10609 decl_priority_info, decl_restrict_base_lookup,
10610 decl_restrict_base_insert, decl_debug_expr_lookup,
10611 decl_debug_expr_insert, decl_value_expr_lookup,
10612 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
10613 type_hash_add, get_file_function_name, tree_check_failed,
10614 tree_not_check_failed, tree_range_check_failed,
10615 omp_clause_range_check_failed, build_omp_clause,
10616 build_vl_exp_stat): Likewise.
10617 * value-prof.c (gimple_histogram_value,
10618 gimple_duplicate_stmt_histograms): Likewise.
10619 * var-tracking.c (attrs_list_insert, attrs_list_copy,
10620 unshare_variable, variable_union_info_cmp_pos, variable_union,
10621 dataflow_set_different_1, dataflow_set_different_2,
10622 vt_find_locations, variable_was_changed, set_variable_part,
10623 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
10624 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
10625 section_entry_hash, object_block_entry_eq,
10626 object_block_entry_hash, create_block_symbol,
10627 initialize_cold_section_name, default_function_rodata_section,
10628 strip_reg_name, set_user_assembler_name, const_desc_eq,
10629 build_constant_desc, output_constant_def, lookup_constant_def,
10630 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
10631 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
10632 default_internal_label): Likewise.
10633 * varray.c (varray_init, varray_grow): Likewise.
10634 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
10636 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
10638 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
10639 operators for "test" insn. Macroize insn using SWI mode macro.
10640 (*jcc_fused_2): Ditto.
10641 (*jcc_fused_3): Macroize insn using SWI mode macro.
10642 (*jcc_fused_4): Ditto.
10644 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
10646 * tree-ssa-pre.c: Fix typo in comment.
10647 (init_antic, fini_antic): Add explicit funtions for
10648 initializing and deinitializing ANTIC and AVAIL sets.
10649 (create_expression_by_pieces): Fix typo in comment.
10650 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
10651 (execute_pre): Eventually dump details about ANTIC_IN.
10653 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10655 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
10656 * gcc.c (translate_options, init_spec, store_arg, read_specs,
10657 add_to_obstack, file_at_path, find_a_file, execute,
10658 add_preprocessor_option, add_assembler_option, add_linker_option,
10659 process_command, insert_wrapper, do_option_spec, do_self_spec,
10660 spec_path, do_spec_1, is_directory, main, used_arg,
10661 getenv_spec_function): Likewise.
10662 * tlink.c (symbol_hash_lookup, file_hash_lookup,
10663 demangled_hash_lookup, symbol_push, file_push, frob_extension):
10666 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10668 * doc/rtl.texi: Updated subreg section.
10670 2008-06-19 Jakub Jelinek <jakub@redhat.com>
10673 * cgraphunit.c (cgraph_process_new_functions): Don't clear
10674 node->needed and node->reachable.
10675 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
10676 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
10677 (expand_task_call): Don't call expand_task_copyfn.
10678 (expand_task_copyfn): Renamed to...
10679 (finalize_task_copyfn): ... this.
10681 2008-06-19 Jan Hubicka <jh@suse.cz>
10683 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
10684 clobbering framepointer.
10686 2008-06-19 Jan Hubicka <jh@suse.cz>
10688 * tree-optimize.c (execute_early_local_optimizations): Set
10689 cgraph_state only at first invocation.
10691 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10693 * system.h (-Wc++-compat): Activate as a warning, no an error.
10695 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10697 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
10698 instead of "#" in insn asm template.
10699 (*jcc_fused_2): Ditto.
10701 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10703 * config/i386/i386.h (ix86_tune_indices)
10704 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
10705 (TARGET_FUSE_CMP_AND_BRANCH): New define.
10706 * config/i386/i386.md (*jcc_fused_1): New insn pattern
10707 (*jcc_fused_2): Ditto.
10708 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
10709 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
10710 (print operand): Handle 'E' and 'e' code.
10712 2008-06-19 Anatoly Sokolov <aesok@post.ru>
10714 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
10715 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10716 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10718 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
10720 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
10722 (cgraph_expand_function): Use local copy of decl.
10723 (cgraph_expand_all_functions): Remove redundant initialization of
10725 (cgraph_optimize): Reword internal_error message.
10727 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
10729 * arm-protos.h (arm_return_in_memory): Remove public
10730 arm_return_in_memory() prototype.
10731 * arm.c (arm_return_in_memory): Add static prototype, add target
10732 hook macro, change definition and comments.
10733 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
10735 2008-06-19 Ben Elliston <bje@au.ibm.com>
10737 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
10738 real.c: Remove references to IEEE 754R.
10739 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
10740 * doc/libgcc.texi (Decimal float library routines): Likewise.
10742 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10744 * targhooks.h (struct gcc_target): New member unwind_word_mode.
10745 (default_unwind_word_mode): Add prototype.
10746 * targhooks.c (default_unwind_word_mode): New function.
10747 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
10748 instead of word_mode.
10749 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
10750 (TARGET_INITIALIZER): Use it.
10752 * c-common.c (handle_mode_attribute): Support "unwind_word"
10754 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
10756 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
10757 word_mode to access SjLj_Function_Context member "data".
10758 (sjlj_emit_dispatch_table): Likewise. Also, perform type
10759 conversion from targetm.eh_return_filter_mode () to
10760 targetm.unwind_word_mode () if they differ.
10762 * builtin-types.def (BT_UNWINDWORD): New primitive type.
10763 (BT_FN_UNWINDWORD_PTR): New function type.
10764 (BT_FN_WORD_PTR): Remove.
10765 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
10766 * except.c (expand_builtin_extend_pointer): Convert pointer to
10767 targetm.unwind_word_mode () instead of word_mode.
10769 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
10770 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
10771 (spu_unwind_word_mode): New function.
10772 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
10773 (TARGET_UNWIND_WORD_MODE): Define.
10774 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
10776 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10778 * config/spu/spu.c (reg_align): Remove.
10779 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
10780 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
10781 (spu_split_store): Likewise.
10783 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
10785 * gcc/tree-vn.c: Fix typo in comment.
10787 2008-06-18 Jan Hubicka <jh@suse.cz>
10789 * cgraphunit.c (cgraph_optimize): Output debug info when doing
10790 toplevel reorder too.
10792 2008-06-18 Jan Hubicka <jh@suse.cz>
10794 * c-opts.c (c_common_post_options): PCH is not compatible with
10796 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
10797 -fno-toplevel-reorder by default now.
10799 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10801 PR documentation/30739
10802 * doc/install.texi (Prerequisites): Document dependency on awk.
10804 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
10805 Ian Lance Taylor <iant@google.com>
10807 PR rtl-optimization/35604
10808 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
10809 only want to change jump destinations, not eventual label comparisons.
10811 2008-06-16 Jan Hubicka <jh@suse.cz>
10813 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
10815 (cgraph_analyze_function): Likewise.
10817 2008-06-16 Jan Hubicka <jh@suse.cz>
10819 * cgraph.h (cgraph_mark_if_needed): New function.
10820 * cgraphunit.c (cgraph_mark_if_needed): New function.
10821 * c-decl.c (duplicate_decl): Use it.
10823 2008-06-16 Jan Hubicka <jh@suse.cz>
10825 * cgraph.c (cgraph_add_new_function): When in expansion state, do
10828 2008-06-16 Jan Hubicka <jh@suse.cz>
10830 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
10832 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
10833 Kazu Hirata <kazu@codesourcery.com>
10834 Maxim Kuvyrkov <maxim@codesourcery.com
10836 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
10837 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
10838 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
10839 EXTRA_SPEC_FUNCTIONS.
10840 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
10841 (DRIVER_SELF_SPECS): Adjust.
10842 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
10843 * config/mips/st.h, config/mips/t-st: New.
10844 * config/mips/driver-native.c, config/mips/x-native: New.
10845 * doc/invoke.texi (MIPS): Document 'native' value for -march and
10848 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10850 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
10852 (ISA_HAS_FP_CONDMOVE): New macro.
10853 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
10854 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
10855 (ISA_HAS_NMADD3_NMSUB3): New macro.
10856 * config/mips/mips.c (mips_rtx_costs): Update.
10857 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
10858 compiling for ST Loongson 2E/2F.
10859 (madd<mode>): Rename to madd4<mode>. Update.
10860 (madd3<mode>): New pattern.
10861 (msub<mode>): Rename to msub4<mode>. Update.
10862 (msub3<mode>): New pattern.
10863 (nmadd<mode>): Rename to nmadd4<mode>. Update.
10864 (nmadd3<mode>): New pattern.
10865 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
10866 (nmadd3<mode>_fastmath): New pattern.
10867 (nmsub<mode>): Rename to nmsub4<mode>. Update.
10868 (nmsub3<mode>): New pattern.
10869 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
10870 (nmsub3<mode>_fastmath): New pattern.
10871 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
10873 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
10875 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
10876 (DF_REF_INSN_INFO): New.
10877 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
10878 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
10879 with a NULL DF_REF_INSN_INFO.
10880 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
10882 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
10883 DF_INSN_INFO_EQ_USES): New.
10884 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
10885 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
10886 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
10887 * df-core.c: Update comment for above changes.
10888 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
10889 DF_INSN_UID_* macros.
10890 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
10891 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
10892 insn rtx. Update all callers.
10893 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
10894 df_ref_create_structure, df_insn_refs_collect): Likewise.
10895 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
10896 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
10897 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
10898 macros to access the insn refs.
10899 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
10900 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
10901 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
10902 for accessing the refs.
10903 (try_fwprop_subst): Likewise.
10904 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
10905 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
10906 for accessing the refs.
10907 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
10908 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
10909 to look at the insn refs.
10910 (record_uses): Likewise.
10911 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
10913 (mark_artificial_uses): Don't mark_insn for artificial refs.
10914 (mark_reg_rependencies): Likewise.
10916 * doc/rtl.texi: Remove documentation of ADDRESSOF.
10918 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10920 * configure: Regenerate.
10922 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10924 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
10925 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10926 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10928 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10930 * config/avr/avr.c (avr_mcu_t): Add attiny167.
10931 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10932 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10934 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10936 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
10937 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10938 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10940 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10942 * tree-ssa-sccvn.c: Fix format of comments.
10944 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10946 * cgraph.c: Remove unneeded forward declarations of eq_node()
10949 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
10951 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
10953 (see_update_relevancy): Likewise.
10954 * fwprop.c (try_fwprop_subst): Likewise.
10955 * rtlanal.c (noop_move_p): Likewise.
10956 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
10957 notes to non-existing libcall blocks.
10958 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
10960 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
10961 (dead_libcall_p): Remove.
10962 (delete_trivially_dead_insns): Don't use it.
10963 * web.c (union_defs): Remove comment about keeping nops.
10964 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10965 (compute_hash_table_work): Don't track libcall notes.
10966 (do_local_cprop): Don't take libcall pointers. Don't update
10968 (adjust_libcall_notes): Deleted.
10969 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10970 ever have existed in the first place).
10971 (replace_store_insn): Don't try to remove libcall notes.
10972 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10973 (resolve_reg_notes): Don't call them.
10974 (resolve_simple_move): Likewise.
10975 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10976 Don't remove REG_RETVAL notes.
10977 * emit-rtl.c (try_split): Don't update libcall notes.
10978 (emit_copy_of_insn_after): Dito.
10979 * cselib.c (cselib_current_insn_in_libcall): Remove.
10980 (cselib_process_insn): Don't set/clear it.
10981 (new_elt_loc_list): Don't record it.
10982 (cselib_init): Don't initialize it.
10983 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10984 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10986 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10987 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10988 (init_deps): Don't initialize it.
10989 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10990 * combine.c (delete_noop_moves): Don't update libcall notes.
10991 (can_combine_p): Remove now pointless #if 0 block.
10992 (try_combine): Remove another obsolete #if 0 block.
10993 (distribute_notes): Don't distribute libcall notes.
10994 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10995 * dce.c (libcall_dead_p): Remove.
10996 (delete_unmarked_insns): Don't handle libcall blocks.
10997 (preserve_libcall_for_dce): Remove.
10998 (prescan_insns_for_dce): Don't special-case libcall block insns.
10999 * reload1 (reload): Don't handle libcall notes.
11000 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11003 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11005 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11006 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11007 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11009 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11011 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11012 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11013 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11015 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11017 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
11019 2008-06-16 Ira Rosen <irar@il.ibm.com>
11021 PR tree-optimization/36493
11022 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
11023 the arguments list. Use VECTYPE to create vector pointer.
11024 (vectorizable_store): Fail if accesses through a pointer to vectype
11025 do not alias the original memory reference operands.
11026 Call vect_create_data_ref_ptr without the removed argument.
11027 (vectorizable_load): Likewise.
11028 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
11031 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
11034 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
11035 reg_equiv_constant.
11037 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11039 * config/mips/loongson2ef.md: New file.
11040 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
11041 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
11042 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
11043 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
11044 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
11046 (loongson2ef.md): New include.
11047 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
11048 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
11049 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
11050 (loongson_gt_<mode>, loongson_extract_halfword)
11051 (loongson_insert_halfword_0, loongson_insert_halfword_2)
11052 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
11053 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
11054 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
11055 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
11056 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
11057 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
11058 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
11059 (vec_interleave_low<mode>): Define type attribute.
11060 * config/mips/mips.c (mips_ls2): New static variable.
11061 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
11062 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
11063 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
11064 Implement target scheduling hooks.
11065 (mips_multipass_dfa_lookahead): Update to handle tuning for
11067 (mips_sched_init): Initialize data for Loongson scheduling.
11068 (mips_ls2_variable_issue): New static function.
11069 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
11071 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
11072 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
11073 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
11074 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
11075 Handle ST Loongson 2E/2F cores.
11076 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
11078 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11080 * omp-low.c (extract_omp_for_data): Fix comment typo.
11083 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11085 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
11086 FIXME note about gcc/config.guess.
11087 * doc/options.texi (Option file format): Remove non-ASCII bytes.
11088 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
11089 * doc/cppopts.texi: Likewise.
11090 * doc/extend.texi: Likewise.
11091 * doc/gcc.texi: Likewise.
11092 * doc/gccint.texi: Likewise.
11093 * doc/gcov.texi: Likewise.
11094 * doc/gty.texi: Likewise.
11095 * doc/hostconfig.texi: Likewise.
11096 * doc/install.texi: Likewise.
11097 * doc/invoke.texi: Likewise.
11098 * doc/loop.texi: Likewise.
11099 * doc/makefile.texi: Likewise.
11100 * doc/md.texi: Likewise.
11101 * doc/passes.texi: Likewise.
11102 * doc/tm.texi: Likewise.
11103 * doc/tree-ssa.texi: Likewise.
11104 * doc/trouble.texi: Likewise.
11106 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
11107 Nathan Sidwell <nathan@codesourcery.com>
11108 Maxim Kuvyrkov <maxim@codesourcery.com>
11109 Richard Sandiford <rdsandiford@googlemail.com>
11111 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
11112 * config/mips/mips-protos.h (mips_expand_vector_init): New.
11113 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
11115 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
11116 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
11117 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
11119 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
11120 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
11121 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
11122 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
11123 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
11124 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
11125 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
11126 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
11127 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
11128 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
11129 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
11130 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
11131 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
11132 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
11133 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
11134 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
11135 (mips_builtins): Add Loongson builtins.
11136 (mips_loongson_2ef_bdesc): New.
11137 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
11138 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
11139 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
11140 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
11142 (mips_expand_vector_init): New.
11143 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
11144 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
11146 * config/mips/mips.md: Add unspec numbers for Loongson
11147 builtins. Include loongson.md.
11148 (MOVE64): Include Loongson vector modes.
11149 (SPLITF): Include Loongson vector modes.
11150 (HALFMODE): Handle Loongson vector modes.
11151 * config/mips/loongson.md: New.
11152 * config/mips/loongson.h: New.
11153 * config.gcc: Add loongson.h header for mips*-*-* targets.
11154 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
11156 2008-06-14 Joseph Myers <joseph@codesourcery.com>
11158 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
11159 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
11160 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
11161 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
11162 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
11163 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
11164 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
11165 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
11166 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
11167 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
11168 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
11169 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
11170 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
11171 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
11172 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
11173 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
11174 Remove use_fixproto=yes.
11175 (ia64*-*-hpux*): Remove comment about using fixproto.
11176 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
11178 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11180 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
11182 * configure: Regenerate.
11184 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
11186 PR middle-end/36520
11187 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
11188 before evaluating it.
11190 2008-06-13 Jakub Jelinek <jakub@redhat.com>
11193 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
11194 nested inline functions.
11195 (start_decl, start_function): Don't invert DECL_EXTERNAL
11196 for nested inline functions.
11198 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11200 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
11201 splits that must be made for correctness.
11203 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11205 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
11206 (AVAIL_NON_MIPS16): Likewise.
11207 (mips_builtin_description): Replace target_flags with a predicate.
11208 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
11209 (dspr2_32): New availability predicates.
11210 (MIPS_BUILTIN): New macro.
11211 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
11212 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
11213 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
11214 Replace the TARGET_FLAGS parameters with AVAIL parameters.
11215 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
11216 (mips_dsp_32only_bdesc): Merge into...
11217 (mips_builtins): ...this new array.
11218 (mips_bdesc_map, mips_bdesc_arrays): Delete.
11219 (mips_init_builtins): Update after above changes.
11220 (mips_expand_builtin_1): Merge into...
11221 (mips_expand_builtin): ...here and update after above changes.
11223 2008-06-12 Paul Brook <paul@codesourcery.com>
11225 * longlong.h (__arm__): Define count_leading_zeros.
11226 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
11227 (clzsi2, clzdi2): New functions.
11228 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
11229 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
11230 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
11231 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
11232 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
11233 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
11234 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
11235 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
11236 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
11237 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
11239 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
11241 * config/m68k/m68k.c (m68k_tune_flags): New.
11242 (override_options): Compute m68k_tune_flags.
11243 (MULL_COST, MULW_COST): Update for various variants of CFV2.
11244 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
11246 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11248 PR middle-end/36506
11249 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
11251 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11253 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
11254 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
11256 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11258 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
11259 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
11261 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11263 PR middle-end/36506
11264 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
11267 2008-06-12 Richard Guenther <rguenther@suse.de>
11269 PR tree-optimization/36345
11270 * tree-flow.h (struct ptr_info_def): Align escape_mask,
11271 add memory_tag_needed flag.
11272 (may_alias_p): Declare.
11273 * tree-ssa-alias.c (may_alias_p): Export.
11274 (set_initial_properties): Use memory_tag_needed flag.
11275 (update_reference_counts): Likewise.
11276 (reset_alias_info): Reset memory_tag_needed flag.
11277 (create_name_tags): Check memory_tag_needed flag.
11278 (dump_points_to_info_for): Dump it.
11279 * tree-ssa-structalias.c (struct variable_info): Remove
11280 directly_dereferenced flag.
11281 (new_var_info): Do not initialize it.
11282 (process_constraint_1): Do not set it.
11283 (update_alias_info): Set is_dereferenced flag.
11284 (set_uids_in_ptset): Use may_alias_p.
11285 (set_used_smts): Check memory_tag_needed flag.
11286 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
11287 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
11288 memory_tag_needed flag.
11289 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
11290 from broken design.
11292 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
11294 * config/i386/i386.c (ix86_compute_frame_layout): Disable
11295 red zone for w64 abi.
11296 (ix86_expand_prologue): Likewise.
11297 (ix86_force_to_memory): Likewise.
11298 (ix86_free_from_memory): Likewise.
11300 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
11303 * config/rs6000/rs6000.c (rs6000_override_options): Set
11304 rs6000_isel conditionally to the absence of comand line override.
11305 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11306 Remove duplicate rs6000_isel setting.
11307 * config/rs6000/eabispe.h: Ditto.
11309 2008-06-11 Richard Guenther <rguenther@suse.de>
11311 * alias.c (get_alias_set): Use the element alias-set for arrays.
11312 (record_component_aliases): For arrays and vectors do nothing.
11313 * c-common.c (strict_aliasing_warning): Handle the cases
11314 of alias set zero explicitly.
11315 * Makefile.in (dfp.o-warn): Add -Wno-error.
11317 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11319 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
11321 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
11322 tune_32 tune_64 to supported_defaults. Allow values not
11323 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
11324 x86_64. Do not override cpu_32 or cpu_64 values from target name.
11325 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
11326 with_cpu_64 to generic for 64-bit-supporting configurations, not
11327 with_cpu. Remove FIXMEs.
11328 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
11329 --with-arch-64, --with-tune-32, --with-tune-64): Document.
11330 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
11331 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
11332 arch_32 and arch_64.
11334 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
11335 Olivier Hainque <hainque@adacore.com>
11337 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
11338 Use DECL_SIZE_UNIT to retrieve the size of the field.
11340 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11342 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
11343 with function calls after declarations. Lay out
11344 neon_float_type_node before further use.
11346 2008-06-11 Richard Guenther <rguenther@suse.de>
11348 * tree-flow.h (may_point_to_global_var): Declare.
11349 * tree-ssa-alias.c (may_point_to_global_var): New function.
11350 * tree-ssa-sink.c (is_hidden_global_store): Use it.
11352 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
11354 * configure.ac: Teach that fido supports .debug_line.
11355 * configure: Regenerate.
11357 2008-06-10 Tom Tromey <tromey@redhat.com>
11359 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
11362 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11364 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
11365 (encode_decimal64, decode_decimal64, encode_decimal128,
11366 decode_decimal128): Reverse order of 32-bit parts of value if host
11367 and target endianness differ.
11369 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
11371 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
11372 Avoid division by 0.
11373 (tree_mod_pow2_value_transform): Likewise.
11374 (tree_ic_transform): Likewise.
11375 (tree_stringops_transform): Likewise.
11376 (tree_mod_subtract_transform): Likewise.
11377 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
11378 (copy_edges_for_bb): Likewise.
11379 (initialize_cfun): Likewise.
11381 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11383 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
11384 nonmemory_operand. Add "N" operand constraint.
11386 (*jcc_btdi_mask_rex64): New instruction and split pattern.
11387 (*jcc_btsi_mask): Ditto.
11388 (*jcc_btsi_mask_1): Ditto.
11390 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11392 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
11393 TYPE_CANONICAL for copied element type.
11395 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11398 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
11399 Add m_CORE2 and m_GENERIC.
11400 * config/i386/predicates.md (bt_comparison_operator): New predicate.
11401 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
11403 (*jcc_btdi_rex64): New instruction and split pattern.
11404 (*jcc_btsi): Ditto.
11405 (*jcc_btsi_1): Ditto.
11406 (*btsq): Fix Intel asm dialect operand order.
11410 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
11412 PR middle-end/36447
11413 * simplify-rtx.c (simplify_subreg): Add check for shift count
11416 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
11418 * doc/md.texi: Synchronize with later constraints.md change.
11419 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
11420 with a C implementation.
11421 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
11423 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
11424 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
11425 when moving to and from MD_REGNUM.
11426 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
11427 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
11428 Handle byte and halfword moves.
11429 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
11431 * config/mips/constraints.md (h): Turn into NO_REGS.
11432 (l, x): Update documentation.
11433 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
11434 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
11435 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
11436 (HILO): New mode iterator.
11438 (any_div): New code iterator.
11439 (u): Extend code attribute to div and udiv.
11440 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
11441 d_operand in the splitters. Remove redundant CONST_INT checks.
11442 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
11443 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
11444 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
11445 accordingly, using normal moves instead of unspecs to move LO into
11446 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
11447 (<u>mulsidi3): Handle expansion in C code.
11448 (<u>mulsidi3_32bit_internal): Rename to...
11449 (<u>mulsidi3_32bit): ...this.
11450 (<u>mulsidi3_32bit_r4000): Fix insn separator.
11451 (*<u>mulsidi3_64bit): Rename to...
11452 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
11453 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
11454 to set LO and HI to the multiplication result. Use a normal move
11455 for MFLO and an unspec for MFHI.
11456 (*<u>mulsidi3_64bit_parts): Replace with...
11457 (<u>mulsidi3_64bit_hilo): ...this new instruction.
11458 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
11459 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
11460 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
11461 instead of HI. Split the instruction into a separate multiplication
11462 and MFHI if !TARGET_FIX_R4000.
11463 (<su>muldi3_highpart): Likewise.
11464 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
11465 and the "=h" clobber.
11466 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
11467 (<u>mulditi3): New expander.
11468 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
11469 (madsi): Remove "=h" clobber.
11470 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
11471 Force the modulus result to be a GPR and split the instruction into
11472 a division followed by an MFHI after reload.
11473 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
11474 (*lea_high64): Use d_operand in the define_peephole2. Likewise
11475 the MIPS16 HIGH define_split.
11476 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
11477 of acc<->gpr moves to "multi".
11478 (*movdi_64bit): Replace the single "x" alternative with
11479 alternatives for moving into and out of "a".
11480 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
11481 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
11482 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
11483 Use d_operand in the splitters. Remove redundant CONST_INT checks.
11484 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
11485 (movti): New expander.
11486 (*movti, *movti_mips16): New insns.
11487 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
11488 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
11489 (mthi<GPR:mode>_<HILO:mode>): Likewise.
11490 * config/mips/predicates.md (fpr_operand): Delete.
11491 (d_operand): New predicate.
11493 2008-06-09 Michael Meissner <michael.meissner@amd.com>
11495 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
11496 failure on some Bourne shells.
11497 (x86_64-*-*): Ditto.
11499 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
11501 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
11503 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
11505 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
11506 (sparc-sun-solaris2*): Likewise.
11508 2008-06-09 Arnaud Charlet <charlet@adacore.com
11510 * doc/install.texi: Update requirements to build the Ada compiler.
11512 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
11514 * df-scan.c (struct df_scan_problem_data): Remove the
11515 mw_link_pool alloc pool.
11516 (df_scan_free_internal): Don't free it.
11517 (df_scan_alloc): Don't allocate it.
11518 * df.h (struct df_link): Update comment.
11520 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
11522 * except.h: Correct checks for when SJLJ exceptions must be used.
11524 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11526 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
11529 2008-06-08 Joseph Myers <joseph@codesourcery.com>
11531 PR tree-optimization/36218
11532 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
11533 configure for the build system.
11534 (BUILD_LDFLAGS): Define.
11535 * configure: Regenerate.
11536 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
11538 2008-07-08 Anatoly Sokolov <aesok@post.ru>
11541 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
11542 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
11543 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
11545 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
11547 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
11549 2008-06-07 Joseph Myers <joseph@codesourcery.com>
11551 * config.gcc (Obsolete configurations): Remove list of
11553 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
11554 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
11555 targets matched by those patterns.
11556 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
11557 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
11558 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
11559 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
11560 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11561 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
11562 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
11563 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
11564 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
11565 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
11566 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
11567 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
11568 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
11569 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
11570 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
11571 Make code for Solaris 7 and greater unconditional for Solaris.
11572 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
11573 Remove --with-* handling.
11574 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
11575 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
11576 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
11577 LINK_OS_WINDISS_SPEC): Remove.
11578 * config/rs6000/sysv4.opt (mwindiss): Remove.
11579 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
11580 * configure: Regenerate.
11581 * doc/cpp.texi: Don't mention BeOS.
11582 * doc/extend.texi (interrupt): Don't mention MS1.
11583 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
11584 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
11585 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
11586 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
11587 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
11589 * doc/invoke.texi (MT Options): Remove.
11590 (-mwindiss): Remove.
11591 (CRIS Options): Remove cris-axis-aout references.
11592 (HPPA Options): Don't mention hppa1.1-*-pro.
11593 * doc/md.texi: (MorphoTech family): Remove.
11594 * libgcc2.c: Don't handle UWIN.
11595 * config/alpha/t-unicosmk: Remove.
11596 * config/alpha/unicosmk.h: Remove.
11597 * config/arm/kaos-arm.h: Remove.
11598 * config/arm/kaos-strongarm.h: Remove.
11599 * config/arm/strongarm-coff.h: Remove.
11600 * config/arm/strongarm-elf.h: Remove.
11601 * config/arm/strongarm-pe.h: Remove.
11602 * config/arm/t-strongarm-pe: Remove.
11603 * config/arm/t-xscale-coff: Remove.
11604 * config/arm/t-xscale-elf: Remove.
11605 * config/arm/xscale-coff.h: Remove.
11606 * config/arm/xscale-elf.h: Remove.
11607 * config/chorus.h: Remove.
11608 * config/cris/aout.h: Remove.
11609 * config/cris/aout.opt: Remove.
11610 * config/cris/t-aout: Remove.
11611 * config/i386/beos-elf.h: Remove.
11612 * config/i386/kaos-i386.h: Remove.
11613 * config/i386/ptx4-i.h: Remove.
11614 * config/i386/sco5.h: Remove.
11615 * config/i386/sco5.opt: Remove.
11616 * config/i386/sysv4-cpp.h: Remove.
11617 * config/i386/sysv5.h: Remove.
11618 * config/i386/t-beos: Remove.
11619 * config/i386/t-sco5: Remove.
11620 * config/i386/t-uwin: Remove.
11621 * config/i386/uwin.asm: Remove.
11622 * config/i386/uwin.h: Remove.
11623 * config/kaos.h: Remove.
11624 * config/mips/windiss.h: Remove.
11625 * config/mt: Remove directory.
11626 * config/pa/pa-osf.h: Remove.
11627 * config/pa/pa-pro-end.h: Remove.
11628 * config/pa/t-pro: Remove.
11629 * config/ptx4.h: Remove.
11630 * config/rs6000/beos.h: Remove.
11631 * config/rs6000/kaos-ppc.h: Remove.
11632 * config/rs6000/t-beos: Remove.
11633 * config/rs6000/windiss.h: Remove.
11634 * config/sh/kaos-sh.h: Remove.
11635 * config/sol2-6.h: Remove.
11636 * config/sparc/sol26-sld.h: Remove.
11637 * config/sparc/sysv4-only.h: Remove.
11638 * config/vax/bsd.h: Remove.
11639 * config/vax/t-memfuncs: Remove.
11640 * config/vax/ultrix.h: Remove.
11641 * config/vax/vaxv.h: Remove.
11642 * config/windiss.h: Remove.
11644 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11646 PR rtl-optimization/36438
11647 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
11648 for vector shifts with constant scalar shift operands.
11650 2008-06-06 Sandip Matte <sandip@rmicorp.com>
11652 * doc/invoke.texi: Document -march=xlr.
11653 * config/mips/xlr.md: New file.
11654 * config/mips/mips.md: Include it.
11656 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
11657 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
11658 (mips_rtx_cost_data): Likewise.
11660 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
11662 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
11663 PRE_INC and PRE_DEC cases.
11665 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11667 PR rtl-optimization/36419
11668 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
11669 the emitting jump insn.
11672 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
11673 is not bool, boolify the whole *expr_p and convert to the desired type.
11675 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11677 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
11678 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
11679 Add omp_private_outer_ref hook, add another argument to
11680 omp_clause_default_ctor hook.
11681 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
11682 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
11683 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
11684 hook_tree_tree_tree_tree_null.
11685 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
11686 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
11687 * hooks.c (hook_tree_tree_tree_tree_null): New function.
11688 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
11689 * tree.def (OMP_TASK): New tree code.
11690 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
11691 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
11692 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
11693 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
11694 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
11695 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
11696 OMP_CLAUSE_COLLAPSE_EXPR): Define.
11697 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11698 (OMP_DIRECTIVE_P): Add OMP_TASK.
11699 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
11700 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
11701 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
11702 and OMP_CLAUSE_UNTIED entries.
11703 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
11705 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11706 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
11707 * tree-pretty-print.c (dump_omp_clause): Handle
11708 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
11709 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11710 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
11711 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
11712 warning about unsigned iterators. Change decl/init/cond/incr
11713 arguments to TREE_VECs, check arguments for all collapsed loops.
11714 (c_finish_omp_taskwait): New function.
11715 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
11717 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
11718 default_function_array_conversion on init. Add par_clauses argument.
11719 If decl is present in parallel's lastprivate clause, change it to
11720 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
11721 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
11722 collapse count in clauses.
11723 (c_parser_omp_for, c_parser_omp_parallel): Adjust
11724 c_parser_omp_for_loop callers.
11725 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
11726 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
11727 (c_parser_omp_clause_name): Handle collapse and untied clauses.
11728 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
11730 (c_parser_omp_clause_schedule): Handle schedule(auto).
11731 Include correct location in the error message.
11732 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
11733 and PRAGMA_OMP_CLAUSE_UNTIED.
11734 (OMP_TASK_CLAUSE_MASK): Define.
11735 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
11736 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
11737 * tree-nested.c (convert_nonlocal_omp_clauses,
11738 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
11739 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
11740 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11741 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
11743 (conver_nonlocal_reference, convert_local_reference,
11744 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
11745 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
11746 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
11747 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
11748 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
11749 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
11750 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
11751 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
11752 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11754 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
11755 * c-common.h (c_finish_omp_taskwait): New prototype.
11756 * gimple-low.c (lower_stmt): Handle OMP_TASK.
11757 * tree-parloops.c (create_parallel_loop): Create 1 entry
11758 vectors for OMP_FOR_{INIT,COND,INCR}.
11759 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
11760 (make_edges): Handle OMP_TASK.
11761 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
11762 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11763 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
11764 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
11765 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
11766 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11767 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11768 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
11769 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
11770 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
11771 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
11772 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
11773 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
11774 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
11775 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
11776 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
11777 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
11778 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
11779 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
11780 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
11781 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
11782 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
11783 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
11784 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
11785 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
11786 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
11787 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
11788 original iterator is present in lastprivate clause or if
11789 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
11790 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11791 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
11792 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
11793 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
11794 if it is set, lookup var in outer contexts too. Handle
11795 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
11796 to be implicitly determined firstprivate for task regions.
11797 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
11798 if it is set, lookup var in outer contexts too. Set
11799 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
11800 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
11801 OMP_CLAUSE_UNTIED. Take region_type as last argument
11802 instead of in_parallel and in_combined_parallel.
11803 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
11805 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
11806 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
11807 (new_omp_context): Set default_kind to
11808 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
11809 (omp_region_type): New enum.
11810 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
11811 fields, add region_type.
11812 (new_omp_context): Take region_type as argument instead of is_parallel
11813 and is_combined_parallel.
11814 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
11815 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
11816 ctx->is_combined_parallel checks.
11817 (gimplify_omp_task): New function.
11818 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11820 * omp-low.c (extract_omp_for_data): Use schedule(static)
11821 for schedule(auto). Handle pointer and unsigned iterators.
11822 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
11823 Add loops argument. Extract data for collapsed OMP_FOR loops.
11824 (expand_parallel_call): Assert sched_kind isn't auto,
11825 map runtime schedule to index 3.
11826 (struct omp_for_data_loop): New type.
11827 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
11828 Add loop, loops, collapse and iter_type fields.
11829 (workshare_safe_to_combine_p): Disallow combined for if
11830 iter_type is unsigned long long. Don't combine collapse > 1 loops
11831 unless all bounds and steps are constant. Adjust extract_omp_for_data
11833 (expand_omp_for_generic): Handle pointer, unsigned and long long
11834 iterators. Handle collapsed OMP_FOR loops. Adjust
11835 for struct omp_for_data changes. If libgomp function doesn't return
11836 boolean_type_node, add comparison of the return value with 0.
11837 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
11838 pointer, unsigned and long long iterators. Adjust for struct
11839 omp_for_data changes.
11840 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
11841 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
11842 unsigned long long. Allocate loops array, pass it to
11843 extract_omp_for_data. For collapse > 1 loops use always
11844 expand_omp_for_generic.
11845 (omp_context): Add sfield_map and srecord_type fields.
11846 (is_task_ctx, lookup_sfield): New functions.
11847 (use_pointer_for_field): Use is_task_ctx helper. Change first
11848 argument's type from const_tree to tree. Clarify comment.
11849 In OMP_TASK disallow copy-in/out sharing.
11850 (build_sender_ref): Call lookup_sfield instead of lookup_field.
11851 (install_var_field): Add mask argument. Populate both record_type
11852 and srecord_type if needed.
11853 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
11855 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
11856 and DECL_FIELD_OFFSET.
11857 (scan_sharing_clauses): Adjust install_var_field callers. For
11858 firstprivate clauses on explicit tasks allocate the var by value in
11859 record_type unconditionally, rather than by reference.
11860 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
11861 Use is_taskreg_ctx instead of is_parallel_ctx.
11862 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11863 (create_omp_child_function_name): Add task_copy argument, use
11864 *_omp_cpyfn* names if it is true.
11865 (create_omp_child_function): Add task_copy argument, if true create
11866 *_omp_cpyfn* helper function.
11867 (scan_omp_parallel): Adjust create_omp_child_function callers.
11868 Rename parallel_nesting_level to taskreg_nesting_level.
11869 (scan_omp_task): New function.
11870 (lower_rec_input_clauses): Don't run constructors for firstprivate
11871 explicit task vars which are initialized by *_omp_cpyfn*.
11872 Pass outer var ref to omp_clause_default_ctor hook if
11873 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
11874 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
11875 OMP_CLAUSE_REDUCTION_INIT.
11876 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
11877 avoid duplicate setting of fields. Handle
11878 OMP_CLAUSE_PRIVATE_OUTER_REF.
11879 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
11880 copy-out if TREE_READONLY, only copy-in.
11881 (expand_task_copyfn): New function.
11882 (expand_task_call): New function.
11883 (struct omp_taskcopy_context): New type.
11884 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
11886 (lower_omp_parallel): Rename to...
11887 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11888 Call create_task_copyfn if srecord_type is needed. Adjust
11890 (task_shared_vars): New variable.
11891 (check_omp_nesting_restrictions): Warn if work-sharing,
11892 barrier, master or ordered region is closely nested inside OMP_TASK.
11893 Add warnings for barrier if closely nested inside of work-sharing,
11894 ordered, or master region.
11895 (scan_omp_1): Call check_omp_nesting_restrictions even for
11896 GOMP_barrier calls. Rename parallel_nesting_level to
11897 taskreg_nesting_level. Handle OMP_TASK.
11898 (lower_lastprivate_clauses): Even if some lastprivate is found on a
11899 work-sharing construct, continue looking for them on parent parallel
11901 (lower_omp_for_lastprivate): Add lastprivate clauses
11902 to the beginning of dlist rather than end. Adjust for struct
11903 omp_for_data changes.
11904 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
11905 not after it. Handle collapsed OMP_FOR loops, adjust for
11906 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
11907 (get_ws_args_for): Adjust extract_omp_for_data caller.
11908 (scan_omp_for): Handle collapsed OMP_FOR
11909 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11910 (lower_omp_single_simple): If libgomp function doesn't return
11911 boolean_type_node, add comparison of the return value with 0.
11912 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
11913 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
11914 (parallel_nesting_level): Rename to...
11915 (taskreg_nesting_level): ... this.
11916 (is_taskreg_ctx): New function.
11917 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
11918 of is_parallel_ctx.
11919 (execute_lower_omp): Rename parallel_nesting_level to
11920 taskreg_nesting_level.
11921 (expand_omp_parallel): Rename to...
11922 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11923 Call omp_task_call for OMP_TASK regions.
11924 (expand_omp): Adjust caller, handle OMP_TASK.
11925 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
11927 * bitmap.c (bitmap_default_obstack_depth): New variable.
11928 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
11929 if argument is NULL and bitmap_default_obstack is already initialized.
11930 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
11932 * matrix-reorg.c (matrix_reorg): Likewise.
11934 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11936 * config/i386/i386.md (*indirect_jump): Macroize using P
11937 mode iterator. Remove !TARGET_64BIT from insn constraints.
11938 (*tablejump_1): Ditto.
11939 (*indirect_jump_rex64): Remove insn pattern.
11940 (*tablejump_1_rex64): Ditto.
11941 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
11942 and eh_return_si insn patterns.
11944 2008-06-06 Richard Guenther <rguenther@suse.de>
11946 * tree-ssa-structalias.c (merge_smts_into): Remove.
11947 (find_what_p_points_to): Do not bother to compute the
11948 points-to set for pt_anything pointers.
11949 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
11950 for pt_anything pointers is ok.
11952 2008-06-06 Jan Hubicka <jh@suse.cz>
11954 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
11956 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11958 * cgraph.c: Fix typos in comments.
11959 (cgraph_availability_names): Fix string typo.
11960 * fold-const.c: Fix typos in comments.
11961 (fold_binary): Fix typo in warning.
11962 * genautomata.c: Fix typos in comments.
11963 (check_presence_pattern_sets): Fix typo in local variable.
11964 (output_description): Fix typo in output.
11965 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11966 * hwint.h: Likewise.
11967 * matrix-reorg.c (check_allocation_function): Likewise.
11968 * omega.c (smooth_weird_equations): Likewise.
11969 * auto-inc-dec.c: Fix typos in comments.
11970 * bb-reorder.c: Likewise.
11971 * builtins.c: Likewise.
11972 * c-common.c: Likewise.
11973 * c-cppbuiltin.c: Likewise.
11974 * c-parser.c: Likewise.
11975 * c-pretty-print.c: Likewise.
11976 * cfgcleanup.c: Likewise.
11977 * cfgexpand.c: Likewise.
11978 * cfghooks.c: Likewise.
11979 * cfglayout.c: Likewise.
11980 * cfgloopmanip.c: Likewise.
11981 * cgraphunit.c: Likewise.
11982 * coverage.c: Likewise.
11983 * dbxout.c: Likewise.
11984 * df-byte-scan.c: Likewise.
11985 * df-core.c: Likewise.
11986 * df-problems.c: Likewise.
11987 * df-scan.c: Likewise.
11989 * dominance.c: Likewise.
11990 * domwalk.c: Likewise.
11992 * dwarf2out.c: Likewise.
11993 * emit-rtl.c: Likewise.
11994 * et-forest.c: Likewise.
11995 * function.c: Likewise.
11996 * function.h: Likewise.
11998 * gcov-io.c: Likewise.
11999 * gcov.c: Likewise.
12000 * gcse.c: Likewise.
12001 * genattrtab.c: Likewise.
12002 * ggc-page.c: Likewise.
12003 * gimplify.c: Likewise.
12004 * gthr-lynx.h: Likewise.
12005 * haifa-sched.c: Likewise.
12006 * ipa-cp.c: Likewise.
12007 * ipa-inline.c: Likewise.
12008 * ipa-prop.h: Likewise.
12009 * ipa-pure-const.c: Likewise.
12010 * ipa-struct-reorg.c: Likewise.
12011 * ipa-struct-reorg.h: Likewise.
12012 * ipa-type-escape.c: Likewise.
12014 * loop-doloop.c: Likewise.
12015 * mips-tfile.c: Likewise.
12016 * mkmap-flat.awk: Likewise.
12017 * mkmap-symver.awk: Likewise.
12018 * modulo-sched.c: Likewise.
12019 * omp-low.c: Likewise.
12020 * optabs.c: Likewise.
12021 * optabs.h: Likewise.
12022 * opts.c: Likewise.
12023 * passes.c: Likewise.
12024 * postreload-gcse.c: Likewise.
12025 * postreload.c: Likewise.
12026 * predict.c: Likewise.
12027 * pretty-print.h: Likewise.
12028 * profile.c: Likewise.
12029 * protoize.c: Likewise.
12030 * ra-conflict.c: Likewise.
12031 * real.c: Likewise.
12032 * recog.c: Likewise.
12033 * regclass.c: Likewise.
12034 * regs.h: Likewise.
12035 * reload.c: Likewise.
12036 * rtl-error.c: Likewise.
12037 * rtlanal.c: Likewise.
12038 * scan.h: Likewise.
12039 * sched-rgn.c: Likewise.
12041 * stmt.c: Likewise.
12042 * target.h: Likewise.
12043 * tree-dfa.c: Likewise.
12044 * tree-eh.c: Likewise.
12045 * tree-flow-inline.h: Likewise.
12046 * tree-inline.c: Likewise.
12047 * tree-into-ssa.c: Likewise.
12048 * tree-loop-distribution.c: Likewise.
12049 * tree-nested.c: Likewise.
12050 * tree-parloops.c: Likewise.
12051 * tree-pass.h: Likewise.
12052 * tree-pretty-print.c: Likewise.
12053 * tree-profile.c: Likewise.
12054 * tree-scalar-evolution.c: Likewise.
12055 * tree-sra.c: Likewise.
12056 * tree-ssa-alias-warnings.c: Likewise.
12057 * tree-ssa-ccp.c: Likewise.
12058 * tree-ssa-coalesce.c: Likewise.
12059 * tree-ssa-dom.c: Likewise.
12060 * tree-ssa-dse.c: Likewise.
12061 * tree-ssa-forwprop.c: Likewise.
12062 * tree-ssa-live.c: Likewise.
12063 * tree-ssa-live.h: Likewise.
12064 * tree-ssa-loop-im.c: Likewise.
12065 * tree-ssa-loop-ivopts.c: Likewise.
12066 * tree-ssa-loop-niter.c: Likewise.
12067 * tree-ssa-loop-prefetch.c: Likewise.
12068 * tree-ssa-phiopt.c: Likewise.
12069 * tree-ssa-phiprop.c: Likewise.
12070 * tree-ssa-sccvn.c: Likewise.
12071 * tree-ssa-ter.c: Likewise.
12072 * tree-ssa-threadupdate.c: Likewise.
12073 * tree-ssa.c: Likewise.
12074 * tree-vect-analyze.c: Likewise.
12075 * tree-vect-transform.c: Likewise.
12076 * tree-vectorizer.c: Likewise.
12077 * tree-vn.c: Likewise.
12078 * tree-vrp.c: Likewise.
12079 * tree.c: Likewise.
12080 * tree.def: Likewise.
12081 * tree.h: Likewise.
12082 * unwind-dw2-fde.c: Likewise.
12083 * unwind.inc: Likewise.
12084 * value-prof.c: Likewise.
12085 * vmsdbgout.c: Likewise.
12087 2008-06-05 David Edelsohn <edelsohn@gnu.org>
12089 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
12090 always place FP constants in the TOC for TARGET_POWERPC64.
12091 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
12093 2008-06-05 Joseph Myers <joseph@codesourcery.com>
12095 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
12096 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
12097 enable for TARGET_E500_DOUBLE.
12098 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
12099 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
12100 floating-point modes like integer modes for E500 double.
12101 (rs6000_legitimate_offset_address_p): Likewise.
12102 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
12103 addressing for DDmode for E500 double.
12104 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
12105 modes as using 64-bits of registers for E500 double.
12106 (spe_build_register_parallel): Do not handle DDmode or TDmode.
12107 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
12108 specially for E500 double.
12109 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
12110 TDmode for E500 double.
12111 (rs6000_gimplify_va_arg): Only handle SDmode in registers
12112 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
12113 (rs6000_split_multireg_move): Do not handle TDmode specially for
12115 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
12116 using 64-bit registers for E500 double.
12117 (emit_frame_save): Do not handle DDmode specially for E500 double.
12118 (gen_frame_mem_offset): Likewise.
12119 (rs6000_function_value): Do not call spe_build_register_parallel
12120 for DDmode or TDmode.
12121 (rs6000_libcall_value): Likewise.
12122 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
12123 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
12126 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
12128 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
12131 2008-06-04 Junjie Gu <jgu@tensilica.com>
12133 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
12134 comparison for frame pointers.
12136 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12139 * config/avr/avr.h (PUSH_ROUNDING): Remove.
12141 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12144 * builtins.c (expand_builtin_signbit): Don't take lowpart when
12145 register is already smaller or equal to required mode.
12147 2008-06-04 Xinliang David Li <davidxl@google.com>
12149 * tree-call-cdce.c: New file.
12150 (cond_dead_built_in_calls): New static variable.
12151 (input_domain): New struct.
12152 (check_pow): New function.
12153 (check_builtin_call): Ditto.
12154 (check_target_format): Ditto.
12155 (is_call_dce_candidate): Ditto.
12156 (gen_one_condition): Ditto.
12157 (gen_conditions_for_domain): Ditto.
12158 (get_domain): Ditto.
12159 (gen_conditions_for_pow_cst_base): Ditto.
12160 (gen_conditions_for_pow_int_base): Ditto.
12161 (gen_conditions_for_pow): Ditto.
12162 (get_no_error_domain): Ditto.
12163 (gen_shrink_wrap_conditions): Ditto.
12164 (shrink_wrap_one_built_in_call): Ditto.
12165 (shink_wrap_conditional_dead_built_in_calls): Ditto.
12166 (tree_call_cdce): Ditto.
12167 (gate_call_cdce): Ditto.
12168 (pass_call_cdce): New gimple pass.
12169 * passes.c: (init_optimization_passes): New pass.
12170 * tree-pass.h: New pass declaration.
12171 * opts.c (decode_options): New flag setting.
12172 * common.opt: Add -ftree-builtin-call-dce flag.
12173 * Makefile.in: Add new source file.
12174 * tempvar.def: New tv_id.
12175 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
12177 2008-06-04 Richard Guenther <rguenther@suse.de>
12179 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
12180 (is_call_clobbered): Always check var_ann->call_clobbered.
12181 (mark_call_clobbered): Always set var_ann->call_clobbered.
12182 (clear_call_clobbered): Always clear var_ann->call_clobbered.
12183 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
12184 (reset_alias_info): Clear call clobbering info on MTAGs and
12186 (set_pt_anything): Set pt_global_mem.
12187 (create_tag_raw): Adjust comment.
12188 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
12190 2008-06-04 Joseph Myers <joseph@codesourcery.com>
12191 Maxim Kuvyrkov <maxim@codesourcery.com>
12193 * config/m68k/m68k.opt (mxgot): New option.
12194 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
12195 (m68k_output_addr_const_extra): New.
12196 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
12197 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
12198 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
12199 * doc/invoke.texi (M680x0 Options): Document -mxgot.
12201 2008-06-04 Richard Guenther <rguenther@suse.de>
12203 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
12204 negative or non-representable offsets.
12206 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
12208 * config/i386/i386.c (ix86_gen_leave): New.
12209 (ix86_gen_pop1): Likewise.
12210 (ix86_gen_add3): Likewise.
12211 (ix86_gen_sub3): Likewise.
12212 (ix86_gen_sub3_carry): Likewise.
12213 (ix86_gen_one_cmpl2): Likewise.
12214 (ix86_gen_monitor): Likewise.
12215 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
12216 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
12217 ix86_gen_one_cmpl2 and ix86_gen_monitor.
12218 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
12219 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
12220 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
12221 (ix86_expand_epilogue): Updated.
12222 (print_operand): Handle integer register operand for 'z'.
12223 (ix86_expand_strlensi_unroll_1): Likewise.
12224 (ix86_expand_strlen): Likewise.
12225 (ix86_expand_builtin): Likewise.
12226 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
12227 mov{q}/mov{l} and add{q}/add{l}.
12229 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12231 * config/i386/i386.md (P): New mode iterator.
12232 (SFmode push_operand splitter): Macroize DImode and SImode pushes
12233 using P mode iterator.
12234 (DFmode push_operand splitter): Ditto.
12235 (XFmode push_operand splitter): Ditto.
12236 (DFmode float_extend SFmode push_operand splitter): Ditto.
12237 (XFmode float_extend SFmode push_operand splitter): Do not generate
12238 SImode pushes for 64bit target. Macroize Dimode and SImode
12239 pushes using P mode iterator.
12240 (XFmode float_extend DFmode push_operand splitter): Ditto.
12242 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12244 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
12245 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
12246 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
12247 return type to int.
12248 (ix86_call_abi_override): Remove check for call_used_regs.
12250 2008-06-03 Richard Guenther <rguenther@suse.de>
12252 * tree-ssa-structalias.c (find_func_aliases): Add constraints
12253 for the lhs of calls if the return type contains pointers.
12255 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12257 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
12258 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
12259 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
12260 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
12261 of cfun and DEFAULT_ABI to deceide abi mode.
12262 (DEFAULT_ABI): New.
12263 (REG_PARM_STACK_SPACE): Removed.
12264 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
12265 (STACK_BOUNDARY): Use default target to deceide stack boundary.
12266 * config/i386/i386-protos.h (ix86_cfun_abi): New.
12267 (ix86_function_abi): Likewise.
12268 (ix86_function_type_abi): Likewise.
12269 (ix86_call_abi_override): Likewise.
12270 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
12271 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
12272 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
12273 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
12275 (X86_64_REGPARM_MAX): New.
12276 (X86_64_SSE_REGPARM_MAX): New.
12277 (X64_REGPARM_MAX): New.
12278 (X64_SSE_REGPARM_MAX): New.
12279 (X86_32_REGPARM_MAX): New.
12280 (X86_32_SSE_REGPARM_MAX): New.
12281 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
12282 (ix86_function_regparm): Handle user calling abi.
12283 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
12284 by DEFAULT_ABI versus SYSV_ABI check.
12285 (ix86_reg_parm_stack_space): New.
12286 (ix86_function_type_abi): New.
12287 (ix86_call_abi_override): New.
12288 (ix86_function_abi): New.
12289 (ix86_cfun_abi): New.
12290 (init_cumulative_args): Call abi specific initialization.
12291 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
12292 (function_arg_64): Extend SSE_REGPARM_MAX check.
12293 (function_arg (): Remove TARGET_64BIT_MS_ABI.
12294 (ix86_pass_by_reference): Likewise.
12295 (ix86_function_value_regno_p): Likewise.
12296 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
12297 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
12298 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
12299 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
12300 (setup_incoming_varargs_64): Adjust regparm for call abi.
12301 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
12302 (ix86_va_start): Likewise.
12303 (ix86_gimplify_va_arg): Likewise.
12304 (ix86_expand_prologue): Likewise.
12305 (output_pic_addr_const): Likewise.
12306 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
12307 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
12308 (x86_output_mi_thunk): Likewise.
12309 (x86_function_profiler): Likewise.
12310 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
12311 (SYSV_ABI, MS_ABI): New constants.
12312 (DEFAULT_ABI): New.
12313 (init_regs): Add prototype of function in regclass.c file.
12314 (OVERRIDE_ABI_FORMAT): New.
12315 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
12316 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
12317 (OUTGOING_REG_PARM_STACK_SPACE): New.
12318 (ix86_reg_parm_stack_space): New prototype.
12319 (CUMULATIVE_ARGS): Add call_abi member.
12320 (machine_function): Add call_abi member.
12321 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
12322 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
12324 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
12327 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
12328 (avr_builtin_setjmp_frame_value): New function.
12329 * config/avr/avr.md (nonlocal_goto_receiver): Define.
12330 (nonlocal_goto): Define.
12332 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
12334 * config/mips/mips.c (mips_emit_loadgp): Return early if
12335 there is nothing do to, otherwise emit a blockage if
12336 !TARGET_EXPLICIT_RELOCS || crtl->profile.
12337 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
12339 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12341 * configure.ac: Drop unneeded backslash ending up in config.in.
12342 * acinclude.m4: Likewise.
12343 * config.in: Regenerate.
12345 2008-05-26 Jan Hubicka <jh@suse.cz>
12347 * predict.c (maybe_hot_frequency_p): Break out of...
12348 (maybe_hot_bb_p): ... here.
12349 (maybe_hot_edge_p): New.
12350 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
12351 * basic-block.h (maybe_hot_edge_p): Declare.
12353 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12355 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
12356 (*cmpfp_<mode>_cc): Ditto.
12357 (*fp_jcc_8<mode>_387): Ditto.
12358 (*fop_<MODEF:mode>_2_i387): Ditto.
12359 (*fop_<MODEF:mode>_3_i387): Ditto.
12360 (*fop_xf_2_i387): Ditto.
12361 (*fop_xf_3_i387): Ditto.
12363 2008-06-02 Tomas Bily <tbily@suse.cz>
12365 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
12367 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12369 * config/mips/mips.c (mips_valid_offset_p): New function.
12370 (mips_valid_lo_sum_p): Likewise.
12371 (mips_classify_address): Use them.
12372 (mips_force_address): New function.
12373 (mips_legitimize_address): Use it.
12374 * config/mips/mips.md (MOVE128): New mode iterator.
12375 (movtf): Require TARGET_64BIT. Remove empty strings.
12376 (*movtf_internal): Rename to...
12377 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
12378 of "R" and use {,fp}{load,store} attributes instead of "multi".
12379 Use a separate define_split.
12380 (*movtf_mips16): New pattern.
12382 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12384 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
12385 * config/mips/mips.c (mips_expand_before_return): New function.
12386 (mips_expand_epilogue): Call it.
12387 * config/mips/mips.md (return): Turn into a define_expand.
12388 (*return): New insn.
12390 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12392 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
12393 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
12394 functions. Do not emit uses and clobbers of CONCATs; individually
12395 use and clobber their operands.
12396 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
12397 gen_clobber, emit_use and gen_use.
12398 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
12399 (expand_builtin_return): Likewise.
12400 * cfgbuild.c (count_basic_blocks): Likewise.
12401 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
12402 * explow.c (emit_stack_restore): Likewise.
12403 * expmed.c (extract_bit_field_1): Likewise.
12404 * expr.c (convert_move, emit_move_complex_parts): Likewise.
12405 (emit_move_multi_word, store_constructor): Likewise.
12406 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
12407 (thread_prologue_and_epilogue_insns): Likewise.
12408 * lower-subreg.c (resolve_simple_move): Likewise.
12409 * optabs.c (widen_operand, expand_binop): Likewise.
12410 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
12411 * reload.c (find_reloads): Likewise.
12412 * reload1.c (eliminate_regs_in_insn): Likewise.
12413 * stmt.c (expand_nl_goto_receiver): Likewise.
12414 * config/alpha/alpha.md (builtin_longjmp): Likewise.
12415 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
12416 * config/arm/arm.c (arm_load_pic_register): Likewise.
12417 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
12418 * config/arm/arm.md (untyped_return): Likewise.
12419 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
12420 * config/avr/avr.c (expand_prologue): Likewise.
12421 * config/bfin/bfin.c (do_unlink): Likewise.
12422 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
12423 * config/cris/cris.c (cris_expand_prologue): Likewise.
12424 * config/darwin.c (machopic_indirect_data_reference): Likewise.
12425 (machopic_legitimize_pic_address): Likewise.
12426 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
12427 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
12428 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
12429 (ix86_expand_convert_uns_didf_sse): Likewise.
12430 (ix86_expand_vector_init_general): Likewise.
12431 * config/ia64/ia64.md (eh_epilogue): Likewise.
12432 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
12433 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
12434 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
12435 (config/iq2000/iq2000.c): Likewise.
12436 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12437 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
12438 (builtin_longjmp): Likewise.
12439 * config/mn10300/mn10300.md (call, call_value): Likewise.
12440 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
12441 * config/pdp11/pdp11.md (abshi2): Likewise.
12442 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12443 * config/s390/s390.c (s390_emit_prologue): Likewise.
12444 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
12445 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
12446 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
12447 * config/sh/sh.c (prepare_move_operands): Likewise.
12448 (output_stack_adjust, sh_expand_epilogue): Likewise.
12449 (sh_set_return_address, sh_expand_t_scc): Likewise.
12450 * config/sparc/sparc.c (load_pic_register): Likewise.
12451 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
12452 * config/spu/spu.c (spu_expand_epilogue): Likewise.
12453 * config/v850/v850.c (expand_epilogue): Likewise.
12455 2008-05-31 Anatoly Sokolov <aesok@post.ru>
12457 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
12458 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
12459 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
12460 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
12461 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
12462 stack pointer register.
12463 (output_movhi): Remove code for interrupt specific writing to the
12464 stack pointer register.
12466 2008-05-31 Richard Guenther <rguenther@suse.de>
12468 PR tree-optimization/34244
12469 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
12470 (tree_expr_nonzero_warnv_p): Likewise.
12471 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12472 ssa_name_nonnegative_p.
12473 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
12474 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
12475 not tree_expr_nonzero_warnv_p.
12477 PR tree-optimization/36262
12479 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
12481 PR tree-optimization/34244
12482 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
12483 (record_numbers_of_iterations): New function.
12484 (execute_vrp): Cache the numbers of iterations of loops.
12485 * tree-scalar-evolution.c (scev_reset_except_niters):
12487 (scev_reset): Use scev_reset_except_niters.
12488 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
12490 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
12492 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12493 __WORKAROUND_RETS when appropriate.
12495 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12497 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
12498 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
12500 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
12501 *fop_df_comm_sse insn patterns using MODEF mode iterator.
12502 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
12503 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
12504 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
12505 *fop_df_1_mixed insn patterns using MODEF mode iterator.
12506 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
12507 *fop_df_1_sse insn patterns using MODEF mode iterator.
12508 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
12509 *fop_df_1_i387 insn patterns using MODEF mode iterator.
12510 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
12511 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
12512 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
12513 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
12514 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
12515 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
12516 (*fop_xf_4_i387): Use <MODE> for mode attribute.
12517 (*fop_xf_5_i387): Ditto.
12518 (*fop_xf_6_i387): Ditto.
12520 2008-05-30 Richard Guenther <rguenther@suse.de>
12522 * builtins.c (build_string_literal): Avoid generating
12523 a non-gimple_val result.
12525 2008-05-30 DJ Delorie <dj@redhat.com>
12527 * exec-tool.in: Use an environment variable (private) instead of a
12528 file (shared) as a semaphore, so as to not break parallel builds.
12530 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12532 * optabs.c (maybe_encapsulate_block): Remove.
12533 (emit_libcall_block): Adjust accordingly.
12534 * optabs.h (maybe_encapsulate_block): Remove prototype.
12536 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
12537 Don't use maybe_encapsulate_block.
12539 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12541 * config/rs6000/rs6000.c (rs6000_legitimize_address,
12542 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
12543 rtx is a SYMBOL_REF before calling get_pool_constant.
12545 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
12547 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
12549 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
12551 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
12552 rather than OS names to choose INO_T_EQ definition.
12553 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
12554 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
12556 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
12559 * config/darwin-f.c: New.
12560 * config/t-darwin: Added rule to build darwin-f.o.
12561 * config.gcc: Defined new variable, fortran_target_objs.
12562 (*-*-darwin*): Set fortran_target_objs.
12563 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
12564 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
12565 * configure: Regenerated.
12567 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
12570 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
12571 canonical type if needed.
12573 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
12575 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
12577 2008-05-29 Richard Guenther <rguenther@suse.de>
12579 PR tree-optimization/36343
12580 PR tree-optimization/36346
12581 PR tree-optimization/36347
12582 * tree-flow.h (clobber_what_p_points_to): Declare.
12583 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
12584 pointed-to variable is dereferenced is irrelevant to whether
12585 the pointer can access the pointed-to variable.
12586 (clobber_what_p_points_to): New function.
12587 * tree-ssa-alias.c (set_initial_properties): Use it.
12588 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
12589 call clobber check for NMTs.
12591 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12593 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
12594 for printing gcov_type.
12596 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12598 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
12599 and the eh region information.
12600 * value-prof.c (gimple_move_stmt_histograms): New function.
12601 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
12603 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
12605 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
12607 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12609 * value-prof.c (tree_ic_transform): Print counts.
12610 * tree-profile.c (tree_gen_ic_func_profiler):
12611 Clear __gcov_indreict_call_callee variable to avoid misattribution
12614 2008-05-28 Rafael Espíndola <espindola@google.com>
12616 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
12619 2008-05-28 Richard Guenther <rguenther@suse.de>
12621 PR tree-optimization/36339
12622 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
12623 and clobbering code out of the loop.
12625 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12627 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
12630 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
12631 s390_contiguous_bitmask_p, s390_symref_operand_p,
12632 s390_check_symref_alignment, s390_reload_larl_operand,
12633 s390_reload_symref_address): New functions.
12634 (s390_branch_condition_mnemonic): Support compare and branch
12636 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
12637 and 'W' constraints.
12638 (s390_secondary_reload): Add secondary reloads for unaligned
12639 symbol refs or symbol refs to floating point or QI/TI mode
12641 (legitimate_address_p): Accept symbol references as addresses.
12642 (s390_expand_insv): Use rotate and insert selected bits
12643 instruction for insv when building for z10.
12644 (print_operand_address): Handle symbol ref addresses.
12645 (print_operand): Output modifier 'c' added for signed byte values.
12646 (s390_encode_section_info): Mark symbol refs with
12647 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
12649 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
12650 (length attribute): RRF, RRR have 4 byte length.
12651 (FPALL, INTALL): New mode iterators added.
12652 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
12653 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
12654 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
12655 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
12656 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
12657 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
12658 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
12659 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
12661 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
12662 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
12663 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
12664 reload<INTALL:mode><P:mode>_toreg_z10,
12665 reload<FPALL:mode><P:mode>_tomem_z10,
12666 reload<FPALL:mode><P:mode>_toreg_z10,
12667 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
12668 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
12669 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
12670 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
12672 (movmem, clrmem, cmpmem): New splitters added.
12674 * config/s390/predicates.md (larl_operand): Use
12675 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
12676 SYMBOL_REF_ALIGN1_P.
12677 (s390_signed_integer_comparison,
12678 s390_unsigned_integer_comparison): New predicates.
12680 * config/s390/s390-protos.h (s390_check_symref_alignment,
12681 s390_contiguous_bitmask_p, s390_reload_larl_operand,
12682 s390_reload_symref_address,
12683 s390_compare_and_branch_condition_mask): Prototypes added.
12685 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
12686 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
12687 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
12689 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12691 * config/s390/s390.c (z10_cost): New cost function for z10.
12692 (s390_handle_arch_option, override_options): Support -march=z10 switch.
12693 (s390_issue_rate): Adjust issue rate for z10.
12694 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
12695 (processor_flags): Add PF_Z10.
12696 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
12697 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
12698 * gcc/config.gcc: Add z10.
12700 2008-05-28 Richard Guenther <rguenther@suse.de>
12702 PR tree-optimization/36291
12703 * tree-flow. h (struct gimple_df): Remove var_anns member.
12704 * tree-flow-inline.h (gimple_var_anns): Remove.
12705 (var_ann): Simplify.
12706 * tree-dfa.c (create_var_ann): Simplify.
12707 (remove_referenced_var): Clear alias info from var_anns of globals.
12708 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
12709 (delete_tree_ssa): Clear alias info from var_anns of globals.
12710 Do not free var_anns.
12711 (var_ann_eq): Remove.
12712 (var_ann_hash): Likewise.
12714 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
12716 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
12717 and loongson2f entries.
12718 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
12719 * config/mips/mips.h (processor_type): Add Loongson-2E
12720 and Loongson-2F entries.
12721 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
12722 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
12723 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
12724 * doc/invoke.texi (MIPS Options): Document loongson2e
12725 and loongson2f processor names.
12727 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12731 * config/i386/i386.c (ix86_function_arg_boundary): Use
12732 alignment of canonical type.
12733 (ix86_expand_vector_move): Check unaligned memory access for
12736 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12738 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
12739 Moved to the front of file.
12741 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
12742 H.J. Lu <hongjiu.lu@intel.com>
12744 * dwarf2out.c (current_fde): New.
12746 (lookup_cfa:): Likewise.
12747 (dwarf2out_end_epilogue): Likewise.
12748 (dwarf2out_note_section_used): Likewise.
12750 2008-05-27 Michael Matz <matz@suse.de>
12753 * c.opt (Wenum-compare): New warning option.
12754 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
12756 2008-05-27 Michael Matz <matz@suse.de>
12758 PR middle-end/36326
12759 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
12761 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
12762 into memory as tail calls.
12764 2008-05-27 Richard Guenther <rguenther@suse.de>
12766 PR tree-optimization/36339
12767 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
12768 pointers cause all addressable variables to be call clobbered.
12770 2008-05-27 Richard Guenther <rguenther@suse.de>
12772 PR tree-optimization/36245
12773 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
12775 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12777 * config/s390/s390.md: Replace all occurences of the 'm'
12778 constraint with 'RT'.
12780 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12782 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
12784 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
12786 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
12787 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
12788 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
12790 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12792 * reload.c: (find_reloads): Skip alternatives according to the
12793 "enabled" attribute. Constify the constraint variable.
12794 * recog.c (get_attr_enabled): Add default implementation.
12795 (extract_insn): Set the alternative_enabled_p array
12796 in the recog_data struct.
12797 (preprocess_constraints, constrain_operands): Skip
12798 alternatives according to the "enabled" attribute
12799 * recog.h (struct recog_data): New field alternative_enabled_p.
12800 (skip_alternative): New inline function.
12801 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
12802 (record_reg_classes): Skip alternative according to the
12803 "enabled" attribute.
12805 * doc/md.texi: Add documention for the "enabled" attribute.
12807 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12809 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
12810 * postreload.c (reload_cse_simplify_operands): Replace 'm'
12811 constraint with TARGET_MEM_CONSTRAINT.
12812 * recog.c (asm_operand_ok, preprocess_constraints,
12813 constrain_operands): Likewise.
12814 * regclass.c (record_reg_classes): Likewise.
12815 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
12816 * reload1.c (maybe_fix_stack_asms): Likewise.
12817 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
12818 * recog.h: Adjust comment.
12819 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
12820 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
12821 * doc/md.texi: Add a note to description of 'm' constraint.
12822 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
12824 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
12826 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
12827 that the bitfield is of integral type before testing its precision.
12829 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12830 Sa Liu <saliu@de.ibm.com>
12832 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
12833 __modti3, __udivti3, __umodti3 and __udivmodti4.
12834 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
12835 that implement TImode mul and div functions.
12836 * config/spu/multi3.c: New. Implement __multi3.
12837 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
12838 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
12841 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
12843 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
12844 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
12845 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
12846 tls_sysv_suffix): New mode and mode attribute iterators.
12847 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
12848 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
12849 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
12850 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
12851 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
12854 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
12856 PR tree-optimization/36329
12857 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
12858 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
12859 * cgraphbuild.c (initialize_inline_failed): Use the latter
12860 macro in lieu of the former.
12861 * ipa-inline.c (cgraph_mark_inline): Likewise.
12862 (cgraph_decide_inlining_of_small_function): Likewise.
12863 (cgraph_decide_inlining): Likewise.
12864 (cgraph_decide_inlining_incrementally): Likewise.
12866 2008-05-26 Tristan Gingold <gingold@adacore.com>
12867 Anatoly Sokolov <aesok@post.ru>
12869 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
12870 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
12871 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
12872 optimization for 'avr6' architecture.
12874 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
12877 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
12879 2008-05-26 Richard Guenther <rguenther@suse.de>
12881 * tree-ssa-sccvn.c (expr_has_constants): Declare.
12882 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
12884 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
12886 PR middle-end/36253
12887 * caller-save.c (insert_restore): Verify alignment of spill space.
12888 (insert_save): Likewise.
12889 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
12890 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
12891 (STACK_SLOT_ALIGNMENT): Likewise.
12892 * function.c (LOCAL_ALIGNMENT): Removed.
12893 (get_stack_local_alignment): New.
12894 (assign_stack_local): Use it. Set alignment on stack slot.
12895 (assign_stack_temp_for_type): Use get_stack_local_alignment.
12896 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
12897 (STACK_SLOT_ALIGNMENT): New.
12898 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
12899 stack slot in XFmode.
12901 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
12903 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
12906 * config/i386/i386.md (allocate_stack_worker_64): Make sure
12907 argument operand in rax isn't removed.
12909 2008-05-26 Richard Guenther <rguenther@suse.de>
12911 PR middle-end/36300
12912 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
12913 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
12915 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12918 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
12920 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
12922 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
12923 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
12925 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12927 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
12928 build a trampoline if we don't want one.
12929 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
12930 return zero for nested functions if we don't want a trampoline.
12932 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12934 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
12936 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12939 * c.opt: Removed undocumented option '-lang-fortran'.
12940 * c-common.h: Removed global variable 'lang_fortran'.
12941 * c-opts.c (c_common_handle_option): Removed code to handle
12942 option '-lang-fortran'. Updated includes.
12943 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
12944 definition of '__GFORTRAN__'.
12945 (define__GNUC__): Reimplemented to use BASEVER and
12946 cpp_define_formatted.
12947 (builtin_define_with_value_n): Removed.
12948 * c-incpath.h: Renamed to ...
12949 * incpath.h: ... this.
12950 * c-incpath.c: Renamed to ...
12951 * incpath.c: ... this. Updated includes.
12952 * fix-header.c: Updated includes.
12953 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
12954 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
12955 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
12957 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12959 * tree.h: Update the table of flags used on tree nodes.
12960 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
12961 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
12962 (FORCED_LABEL): Add access check.
12963 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12964 (ASM_INPUT_P): Likewise.
12965 (ASM_VOLATILE_P): Likewise.
12966 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12967 (OMP_SECTION_LAST): Access private_flag directly.
12968 (OMP_RETURN_NOWAIT): Likewise.
12969 (OMP_PARALLEL_COMBINED): Likewise.
12970 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12971 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12972 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12973 deprecated_flag directly.
12975 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12977 * final.c (frame_pointer_needed): Removed.
12978 * flags.h (frame_pointer_needed): Likewise.
12980 * function.h (rtl_data): Add frame_pointer_needed.
12981 (frame_pointer_needed): New.
12983 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12985 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12987 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12989 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12992 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12994 * c-common.c (strip_array_types): Move function to..
12996 (get_inner_array_type): Delete.
12997 * c-common.h (strip_array_types): Move declaration to..
12999 (get_inner_array_type): Delete.
13000 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13001 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13002 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13003 * config/pa/pa.c (emit_move_sequence): Likewise.
13005 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13007 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13010 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13012 * function.c: Include target hook for nonlocal_goto frame value.
13014 2008-05-24 Richard Guenther <rguenther@suse.de>
13016 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
13017 variable can be only accessed through a pointer or a union.
13019 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13021 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
13022 * doc/extend.texi: Likewise.
13024 2008-05-23 DJ Delorie <dj@redhat.com>
13026 * config/m32c/jump.md (untyped_call): Add.
13028 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
13029 for A24 to PSImode.
13030 (m32c_address_cost): Detail costs for indirect offsets.
13032 2008-05-23 Rafael Espíndola <espindola@google.com>
13034 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
13035 if a node is a SUBREG.
13036 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
13039 2008-05-23 Paul Brook <paul@codesourcery.com>
13040 Carlos O'Donell <carlos@codesourcery.com>
13042 * doc/extend.texi: Clarify use of __attribute__((naked)).
13043 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13044 * target.h (gcc_target): Add allocate_stack_slots_for_args.
13045 * function.c (use_register_for_decl): Use
13046 targetm.calls.allocate_stack_slots_for_args.
13047 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13048 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
13049 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
13051 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
13053 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
13055 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
13057 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
13058 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
13059 is only rounded once.
13061 2008-05-23 Richard Guenther <rguenther@suse.de>
13063 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
13065 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
13066 Jakub Jelinek <jakub@redhat.com>
13069 * configure.ac: Handle --enable-cld.
13070 * configure: Regenerated.
13071 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
13072 * config/i386/i386.h (struct machine_function): Add needs_cld field.
13073 (ix86_current_function_needs_cld): New define.
13074 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
13075 (cld): New isns pattern.
13076 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
13077 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
13078 * config/i386/i386.opt (mcld): New option.
13079 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
13080 TARGET_CLD and ix86_current_function_needs_cld.
13081 (override_options): Use -mcld by default for 32-bit code if
13084 * doc/install.texi (Options specification): Document --enable-cld.
13085 * doc/invoke.texi (Machine Dependent Options)
13086 [i386 and x86-64 Options]: Add -mcld option.
13087 (Intel 386 and AMD x86-64 Options): Document -mcld option.
13089 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
13090 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
13091 (return_in_memory_64): Likewise.
13092 (return_in_memory_ms_64): Likewise.
13094 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13096 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
13097 * builtins.c (fold_builtin_fpclassify): New.
13098 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
13099 * builtins.def (BUILT_IN_FPCLASSIFY): New.
13100 * c-common.c (handle_type_generic_attribute): Adjust to accept
13101 fixed arguments before an elipsis.
13102 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
13103 * doc/extend.texi: Document __builtin_fpclassify.
13105 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
13107 * omp-low.c (gate_expand_omp_ssa): Remove.
13108 (pass_expand_omp_ssa): Remove.
13109 (gate_expand_omp): Do not check for flag_openmp_ssa.
13110 * common.opt (-fopenmp-ssa): Remove.
13111 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
13113 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
13115 * config/sh/sh.opt (mfixed-range): New option.
13116 * config/sh/sh-protos.h (sh_fix_range): Declare.
13117 * config/sh/sh.c (sh_fix_range): New function.
13118 * config/sh/sh.h (sh_fixed_range_str): Declare.
13119 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
13121 * doc/invoke.texi (SH Options): Document -mfixed-range.
13123 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
13125 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
13126 it before the redeclaration.
13128 2008-05-22 Anatoly Sokolov <aesok@post.ru>
13130 * config/avr/avr.c (get_sequence_length): Add new function.
13131 (expand_prologue, expand_epilogue): Remove duplicate code.
13133 2008-05-22 Rafael Espíndola <espindola@google.com>
13135 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
13138 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
13140 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
13141 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
13143 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
13144 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
13145 (vect_update_misalignment_for_peel): Likewise.
13146 (vector_alignment_reachable_p): Likewise.
13147 * tree-vect-transform.c (vectorizable_load): Likewise.
13148 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
13149 (get_vectype_for_scalar_type): Pass mode of scalar_type
13150 to UNITS_PER_SIMD_WORD.
13152 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
13153 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
13154 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
13155 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
13156 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
13158 2008-05-22 Ira Rosen <irar@il.ibm.com>
13160 PR tree-optimization/36293
13161 * tree-vect-transform.c (vect_transform_strided_load): Don't check
13162 if the first load must be skipped because of a gap.
13164 2008-05-22 Richard Guenther <rguenther@suse.de>
13166 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
13167 more cases of offset disambiguation that is possible if
13168 strict-aliasing rules apply.
13169 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
13170 for basic offset and type-based disambiguation.
13172 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13174 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
13175 ix86_expand_vector_set on V16QImode for SSE4.1.
13177 2008-05-21 Tom Tromey <tromey@redhat.com>
13179 * c.opt (Wimport): Mark as undocumented.
13180 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
13182 (Warning Options): Likewise.
13183 * doc/cppopts.texi: Don't mention -Wimport.
13185 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
13187 PR tree-optimization/36287
13188 PR tree-optimization/36286
13189 * lambda-code.c (build_access_matrix): Do not use the loop->num
13190 for computing the number of induction variables: use the loop depth
13193 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
13196 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
13197 option -f(no-)leading-underscore.
13199 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13201 * config/i386/i386.c (ix86_expand_vector_init_general): Use
13202 GET_MODE_NUNITS (mode).
13204 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
13206 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
13207 (-mmulhw): Add 464 to description.
13208 (-mdlmzb): Likewise.
13209 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
13210 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
13212 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
13213 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
13214 * config/rs6000/rs6000.md: Update comments for 464.
13216 2008-05-21 Janis Johnson <janis187@us.ibm.com>
13218 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
13220 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13222 * config/i386/sse.md (vec_extractv4sf): Removed.
13223 (vec_extractv2df): Likewise.
13224 (vec_extractv2di): Likewise.
13225 (vec_extractv4si): Likewise.
13226 (vec_extractv8hi): Likewise.
13227 (vec_extractv16qi): Likewise.
13228 (vec_extract<mode>): New.
13230 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13232 * config/i386/sse.md (vec_setv4sf): Removed.
13233 (vec_setv2df): Likewise.
13234 (vec_setv2di): Likewise.
13235 (vec_setv4si): Likewise.
13236 (vec_setv8hi): Likewise.
13237 (vec_setv16qi): Likewise.
13238 (vec_set<mode>): New.
13240 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13242 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
13243 goto for vec_concat and vec_interleave.
13245 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13247 * config/i386/sse.md (vec_initv4sf): Removed.
13248 (vec_initv2df): Likewise.
13249 (vec_initv2di): Likewise.
13250 (vec_initv4si): Likewise.
13251 (vec_initv8hi): Likewise.
13252 (vec_initv16qi): Likewise.
13253 (vec_init<mode>): New.
13255 2008-05-21 Joseph Myers <joseph@codesourcery.com>
13257 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
13259 2008-05-21 Tom Tromey <tromey@redhat.com>
13261 * ggc-zone.c (lookup_page_table_if_allocated): New function.
13262 (zone_find_object_offset): Likewise.
13263 (gt_ggc_m_S): Likewise.
13264 (highest_bit): Likewise.
13265 * ggc-page.c (gt_ggc_m_S): New function.
13266 * stringpool.c (string_stack): Remove.
13267 (init_stringpool): Update.
13268 (ggc_alloc_string): Use ggc_alloc.
13269 (maybe_delete_ident): New function.
13270 (ggc_purge_stringpool): Likewise.
13271 (gt_ggc_m_S): Remove.
13272 * ggc-common.c (ggc_protect_identifiers): New global.
13273 (ggc_mark_roots): Call ggc_purge_stringpool. Use
13274 ggc_protect_identifiers.
13275 * ggc.h (ggc_protect_identifiers): Declare.
13276 (gt_ggc_m_S): Update.
13277 (ggc_purge_stringpool): Declare.
13278 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
13279 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
13281 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
13283 2008-05-21 David S. Miller <davem@davemloft.net>
13285 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
13288 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
13290 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
13293 2008-05-20 David Daney <ddaney@avtrex.com>
13295 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
13296 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
13297 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13298 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13299 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
13300 (atomic_hiqi_op): New define_code_iterator.
13301 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
13302 mips_expand_compare_and_swap_12.
13303 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
13304 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
13305 (sync_<optab><mode>, sync_old_<optab><mode>,
13306 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13307 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
13308 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
13309 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
13310 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
13311 (test_and_set_12): New insn.
13312 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
13313 sync_new_<optab><mode>, sync_old_nand<mode>,
13314 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
13315 clobber to operand 0 for SI and DI mode insns.
13316 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
13317 mips_gen_fn_4): New typedefs.
13318 (mips_gen_fn_ptrs): Define new union type.
13319 (mips_expand_compare_and_swap_12): Remove declaration.
13320 (mips_expand_atomic_qihi): Declare function.
13321 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
13322 (mips_expand_atomic_qihi): ... this. Use new generator function
13324 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
13325 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
13326 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
13327 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
13328 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
13329 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
13330 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
13331 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
13332 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
13333 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
13336 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
13338 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
13341 2008-05-20 Anatoly Sokolov <aesok@post.ru>
13343 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
13344 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
13345 (avr_attribute_table): Add 'OS_main' function attribute.
13346 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
13347 functions with 'OS_main' attribute.
13349 2008-05-20 Richard Guenther <rguenther@suse.de>
13351 PR tree-optimization/35204
13352 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
13353 helper, split out from ...
13354 (DFS): ... here. Make the DFS walk non-recursive.
13356 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
13357 Jan Sjodin <jan.sjodin@amd.com>
13359 PR tree-optimization/36181
13360 * tree-parloops.c (loop_has_vector_phi_nodes): New.
13361 (parallelize_loops): Don't parallelize when the loop has vector
13364 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13365 Sebastian Pop <sebastian.pop@amd.com>
13367 * tree-loop-linear.c (gather_interchange_stats): Look in the access
13368 matrix, and never look at the tree representation of the memory
13370 (linear_transform_loops): Computes parameters and access matrices.
13371 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
13373 (access_matrix_get_index_for_parameter): New.
13374 * tree-data-ref.h (struct access_matrix): New.
13375 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
13376 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
13377 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
13378 am_vector_index_for_loop): New.
13379 (struct data_reference): Add field access_matrix.
13380 (DR_ACCESS_MATRIX): New.
13381 (compute_data_dependences_for_loop): Update declaration.
13382 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
13383 * lambda.h (lambda_vector_vec_p): Declared.
13384 * lambda-code.c: Depend on pointer-set.h.
13385 (lambda_collect_parameters_from_af, lambda_collect_parameters,
13386 av_for_af_base, av_for_af, build_access_matrix,
13387 lambda_compute_access_matrices): New.
13388 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
13390 2008-05-20 Joseph Myers <joseph@codesourcery.com>
13392 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
13393 $SOURCEDIR/include.
13395 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13396 Sebastian Pop <sebastian.pop@amd.com>
13398 PR tree-optimization/36206
13399 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
13401 (instantiate_scev_1): Rename flags to fold_conversions.
13402 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
13403 outeside instantiation_loop.
13404 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
13405 (evolution_function_is_affine_or_constant_p): Removed.
13406 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
13408 (analyze_siv_subscript): Pass in the loop nest number.
13409 Call evolution_function_is_affine_in_loop instead of
13410 evolution_function_is_affine_p.
13411 (analyze_overlapping_iterations): Pass in the loop nest number.
13413 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13414 Sebastian Pop <sebastian.pop@amd.com>
13416 PR tree-optimization/36206
13417 * tree-chrec.h (chrec_fold_op): New.
13418 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
13421 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
13423 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
13425 (remove_duplicates): Do not set inode on non-inode systems.
13428 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
13430 * config.gcc (tm_file): Update comments about relative pathnames.
13432 2008-05-20 Richard Guenther <rguenther@suse.de>
13434 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
13435 * tree-ssa-sccvn.c (process_scc): Likewise.
13436 * tree-ssa-sink.c (execute_sink_code): Likewise.
13437 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
13438 * tree-vrp.c (process_assert_insertions): Likewise.
13439 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13440 (perform_tree_ssa_dce): Likewise.
13441 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
13442 (dump_dominator_optimization_stats): Likewise.
13443 * tree-vectorizer.c (vectorize_loops): Likewise.
13445 2008-05-20 Richard Guenther <rguenther@suse.de>
13447 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
13449 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
13451 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
13452 (ix86_i386elf_return_in_memory): Likewise.
13453 (ix86_i386interix_return_in_memory): Likewise.
13454 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
13455 (SUBTARGET_RETURN_IN_MEMORY): New.
13456 * config/i386/i386elf.h: Likewise.
13457 * config/i386/ptx4-i.h: Likewise.
13458 * config/i386/sol2-10.h: Likewise.
13459 * config/i386/sysv4.h: Likewise.
13460 * config/i386/vx-common.h: Likewise.
13461 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
13462 * config/i386/i386.c (ix86_return_in_memory): Made static and
13463 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
13464 (ix86_i386elf_return_in_memory): Removed.
13465 (ix86_i386interix_return_in_memory): Removed.
13466 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
13467 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
13469 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
13471 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
13473 2008-05-19 Xinliang David Li <davidxl@google.com>
13475 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
13477 * common.opt: Ditto.
13478 * doc/invoke.texi: Ditto.
13480 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
13482 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
13483 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
13485 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13487 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
13488 sizes of operand array from 8/4 to 4/2.
13489 (ix86_expand_vector_init_general): Change size of operand array
13490 from 32 to 16. Remove op0, op1 and half_mode.
13492 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13494 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
13495 (ix86_expand_vector_init_interleave): Likewise.
13496 (ix86_expand_vector_init_general): Use them. Assert
13497 word_mode == SImode when n_words == 4.
13499 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
13501 * config/i386/i386.c (ix86_secondary_reload): New static function.
13502 (TARGET_SECONDARY_RELOAD): New define.
13503 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13504 * config/i386/i386.md (reload_outqi): Remove.
13506 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13508 PR middle-end/35509
13509 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
13510 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
13511 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
13512 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
13513 (fold_builtin_1): Likewise.
13514 * builtins.def (BUILT_IN_ISINF_SIGN): New.
13515 c-common.c (check_builtin_function_arguments): Handle
13516 BUILT_IN_ISINF_SIGN.
13517 * doc/extend.texi: Document __builtin_isinf_sign.
13518 * fold-const.c (operand_equal_p): Handle COND_EXPR.
13520 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
13522 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
13523 EH cleanup at the end of the pass, search for those that have been
13524 turned into forwarder blocks and do the cleanup on their successor.
13526 2008-05-18 Richard Guenther <rguenther@suse.de>
13528 * tree-cfg.c (verify_gimple_expr): Allow conversions from
13529 pointers to sizetype and vice versa.
13531 2008-05-18 Xinliang David Li <davidxl@google.com>
13533 * gcc/tree-ssa-dce.c: Coding style fix.
13534 (check_pow): Documentation comment.
13535 (check_log): Documenation comment. Coding style fix.
13536 (is_unnecessary_except_errno_call): Ditto.
13537 (gen_conditions_for_pow): Ditto.
13538 (gen_conditions_for_log): Ditto.
13539 (gen_shrink_wrap_conditions): Ditto.
13540 (shrink_wrap_one_built_in_calls): Ditto.
13541 * gcc/doc/invoke.texi: Better documentation string.
13542 * ChangeLog: Fix wrong change log entries from
13543 May 17 checkin on function call DCE.
13545 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
13547 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
13549 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
13551 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
13552 * df-problems.c (simulation routines): Fixed block comment to
13553 properly say how to add forwards scanning functions.
13555 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13557 * tree-inline.c (setup_one_parameter): Remove dead code.
13559 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13561 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
13562 a BIT_AND_EXPR only for an INTEGER_TYPE.
13564 2008-05-17 Xinliang David Li <davidxl@google.com>
13566 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
13567 (check_pow, check_log, is_unnecessary_except_errno_call): New
13568 functions to check for eliminating math functions that are pure
13569 except for setting errno.
13570 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
13571 general condition expressions for shrink-wrapping pow/log calls.
13572 (gen_shrink_wrap_conditions): Ditto.
13573 (shrink_wrap_one_built_in_call): Ditto.
13574 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
13575 (mark_operand_necessary): If debugging, output if OP is necessary.
13576 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
13578 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
13580 * gcc/common.opt: New user flag -ftree-builtin-dce.
13581 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
13583 2008-05-16 David S. Miller <davem@davemloft.net>
13585 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
13586 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13588 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
13591 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
13593 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13595 * ifcvt.c (dead_or_predicable): Rename
13596 df_simulate_one_insn_backwards to df_simulate_one_insn.
13597 * recog.c (peephole2_optimize): Ditto.
13598 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
13600 * df.h: Rename df_simulate_one_insn_backwards to
13601 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
13602 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
13603 scanning of defs and uses.
13604 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
13605 (df_simulate_one_insn_forwards): Removed.
13607 2008-05-16 Doug Kwan <dougkwan@google.com>
13609 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
13611 (real_from_string): Handle NaNs and Inf as approriate.
13613 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13615 * doc/gty.texi (Source Files Containing Type Information): Note
13616 that headers should appear first in the gtfiles list.
13618 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13620 * tree.def (COND_EXEC): Properly documented this code.
13622 2008-05-16 Diego Novillo <dnovillo@google.com>
13624 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
13625 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
13628 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13630 * tree-ssa-dse (max_stmt_uid): Removed.
13631 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
13632 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
13633 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
13634 * function.h (cfun.last_stmt_uid): New field.
13635 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
13636 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
13638 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
13639 (create_stmt_ann): Initialize the ann->uid field.
13640 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
13642 * tree-flow.h (renumber_gimple_stmt_uids): New function.
13644 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13646 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
13647 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
13648 (init_empty_tree_cfg): Call it.
13650 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13652 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
13655 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13657 * doc/invoke.text (-fdump-tree-*-verbose): New option.
13658 * tree-dump.c (dump_options): New verbose option.
13659 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
13661 * tree-pass.h (TDF_VERBOSE): New dump flag.
13662 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
13663 (tree-flow.h): Added include.
13664 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
13666 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
13668 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
13670 From Jie Zhang <jie.zhang@analog.com>
13671 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13672 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
13673 mcpu=bf561-none and mcpu=bf561-0.2.
13674 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13675 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13676 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13677 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13678 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
13679 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
13680 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
13682 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
13683 (cputype_selected): Remove.
13684 (bfin_handle_option): Don't use cputype_selected.
13685 (override_options): When no mcpu option, enable all workarounds.
13686 Don't use bfin_workarounds.
13687 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
13689 (DEFAULT_CPU_TYPE): Don't define.
13691 2008-05-16 Richard Guenther <rguenther@suse.de>
13693 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
13694 on deletion of the last stmt.
13696 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13698 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
13699 V8HImode for SSE2 and V16QImode for SSE4.1.
13701 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13703 * cgraph.h (compute_inline_parameters): Made public.
13704 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
13705 variable_generate_summary, function_write_summary,
13706 variable_write_summary, variable_read_summary. Added generate_summary,
13707 write_summary, read_summary.
13708 * cgraphunit.c (cgraph_process_new_functions): Changed call from
13709 pass_ipa_inline.function_generate_summary, to
13710 compute_inline_parameters.
13711 * ipa-inline.c (compute_inline_parameters): Made public and added
13713 (compute_inline_parameters_for_current): New function.
13714 (pass_inline_param): Now calls compute_inline_parameters_for_current.
13715 (inline_generate_summary): Removed parameter and made to loop over
13717 (pass_ipa_inline): Updated for new IPA_PASS structure.
13718 * passes.c (execute_ipa_summary_passes): Now is called once per
13719 pass rather than once per node*pass.
13721 2008-05-15 Anatoly Sokolov <aesok@post.ru>
13723 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
13724 avr_have_mul_p, avr_asm_only_p): Remove variables.
13725 (avr_override_options): Remove initialization of removed variables.
13726 (avr_file_start): Convert removed variables to fields of
13727 'struct base_arch_s *avr_current_arch'.
13728 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
13729 (AVR_HAVE_MUL): (Ditto.).
13730 (AVR_HAVE_MOVW): (Ditto.).
13731 (AVR_HAVE_LPMX): (Ditto.).
13732 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
13733 avr_asm_only_p): Remove declaration.
13735 2008-05-15 Diego Novillo <dnovillo@google.com>
13737 * config/arm/arm.c (arm_return_in_memory): Fix return type.
13738 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
13740 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
13742 PR middle-end/36194
13743 * combine.c (check_conversion): Rename back to check_promoted_subreg.
13744 Don't call record_truncated_value from here.
13745 (record_truncated_value): Turn it into a for_each_rtx callback.
13746 (record_truncated_values): New function.
13747 (combine_instructions): Call note_uses with record_truncated_values.
13748 Change name of check_conversion to check_promoted_subreg.
13750 2008-05-15 Janis Johnson <janis187@us.ibm.com>
13752 * doc/sourcebuild.texi: Document support for torture tests.
13754 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13756 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
13757 to alternative 4 of operand 2.
13759 2008-05-15 Richard Guenther <rguenther@suse.de>
13761 * tree-pass.h (current_pass): Declare.
13762 (get_pass_for_id): Likewise.
13763 * passes.c (passes_by_id, passes_by_id_size): New globals.
13764 (set_pass_for_id): New function.
13765 (get_pass_for_id): Likewise.
13766 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
13767 (execute_function_todo): Flush per function statistics.
13768 * toplev.c (compile_file): Init statistics.
13769 (general_init): Do early statistics initialization.
13770 (finalize): Finish statistics.
13771 * statistics.h (statistics_early_init): Declare.
13772 (statistics_init): Likewise.
13773 (statistics_fini): Likewise.
13774 (statistics_fini_pass): Likewise.
13775 (statistics_counter_event): Likewise.
13776 (statistics_histogram_event): Likewise.
13777 * statistics.c: New file.
13778 * Makefile.in (OBJS-common): Add statistics.o.
13779 (statistics.o): Add dependencies.
13780 * doc/invoke.texi (-fdump-statistics): Document.
13782 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
13783 (insert): Likewise.
13784 (execute_pre): Use statistics_counter_event.
13785 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
13786 (substitute_and_fold): Increment it. Use statistics_counter_event.
13788 2008-05-15 Diego Novillo <dnovillo@google.com>
13790 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
13792 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
13793 * tree-ssa-alias.c (new_type_alias): Remove references to
13794 sub-variables from comment.
13795 * tree-ssa-operands.c (swap_tree_operands): Likewise.
13797 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13799 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
13800 attribute to 1 only for insertps alternative.
13802 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13804 * config/bfin/bfin.md (loadbytes): New pattern.
13805 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
13806 (bfin_init_builtins): Initialize it.
13807 (bdesc_1arg): Add it.
13809 2008-05-15 Sa Liu <saliu@de.ibm.com>
13811 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
13812 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
13813 * testsuite/lib/target-supports.exp: Add
13814 check_effective_target_fortran_integer_16.
13816 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13818 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
13819 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
13820 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
13821 (TARGET_RETURN_IN_MEMORY): Define.
13823 2008-05-15 Richard Guenther <rguenther@suse.de>
13825 PR middle-end/36244
13826 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
13827 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
13828 represent unmodifiable vars.
13830 2008-05-15 Richard Guenther <rguenther@suse.de>
13832 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
13833 INDIRECT_REF and TARGET_MEM_REF.
13834 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13837 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13838 H.J. Lu <hongjiu.lu@intel.com>
13840 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
13841 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
13842 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
13843 insn alternatives. Add missing alternatives.
13844 (*vec_concatv2di_rex64_sse4_1): Likewise.
13845 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
13846 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
13847 Require TARGET_SSE.
13849 2008-05-15 Richard Guenther <rguenther@suse.de>
13851 PR tree-optimization/36009
13852 PR tree-optimization/36204
13853 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
13854 (determine_invariantness_stmt): Record the loop a store is
13855 always executed in.
13856 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
13859 2008-05-15 Richard Guenther <rguenther@suse.de>
13861 PR tree-optimization/34330
13862 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
13863 through the pointer will alias the SMT.
13865 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
13867 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
13869 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
13871 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
13873 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13874 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13876 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
13877 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
13878 (vashl_optab): New optab for vector/vector shifts.
13879 (vashr_optab): Ditto.
13880 (vlshr_optab): Ditto.
13881 (vrotl_optab): Ditto.
13882 (vrotr_optab): Ditto.
13883 (optab_subtype): New enum for optab_for_tree_code call.
13884 (optab_for_tree_code): Add enum optab_subtype argument.
13886 * optabs.c (optab_for_tree_code): Take an additional argument to
13887 distinguish between a vector shift by a scalar and vector shift by
13888 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
13889 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
13890 vector shift by a vector.
13891 (expand_widen_pattern_expr): Pass additional argument to
13892 optab_for_tree_code.
13894 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
13895 vrotl_optab, vrotr_optab.
13897 * expr.c (expand_expr_real_1): Update calls to
13898 optab_for_tree_code to distinguish between vector shifted by a
13899 scalar and vector shifted by a vector.
13900 * tree-vectorizer.c (supportable_widening_operation): Ditto.
13901 (supportable_narrowing_operation): Ditto.
13902 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
13903 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
13904 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
13905 (vect_create_epilog_for_reduction): Ditto.
13906 (vectorizable_reduction): Ditto.
13907 (vectorizable_operation): Ditto.
13908 (vect_strided_store_supported): Ditto.
13909 (vect_strided_load_supported): Ditto.
13910 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13911 * expmed.c (expand_shift): Ditto.
13913 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
13915 (ashr@var{m}3): Ditto.
13916 (vashl@var{m}3): Document new vector/vector shift standard name.
13917 (vashr@var{m}3): Ditto.
13918 (vlshr@var{m}3): Ditto.
13919 (vrotl@var{m}3): Ditto.
13920 (vrotr@var{m}3): Ditto.
13922 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
13923 (PPERM_INVERT): Ditto.
13924 (PPERM_REVERSE): Ditto.
13925 (PPERM_REV_INV): Ditto.
13926 (PPERM_ZERO): Ditto.
13927 (PPERM_ONES): Ditto.
13928 (PPERM_SIGN): Ditto.
13929 (PPERM_INV_SIGN): Ditto.
13930 (PPERM_SRC1): Ditto.
13931 (PPERM_SRC2): Ditto.
13933 * config/i386/sse.md (mulv2di3): Add SSE5 support.
13934 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
13935 allows a memory operand to be the value being added, and split it
13936 to improve vectorization.
13937 (sse5_pmacsdqh_mem): Ditto.
13938 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
13939 (sse5_mulv2div2di3_high): Ditto.
13940 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
13941 (vec_pack_trunc_v4si): Ditto.
13942 (vec_pack_trunc_v2di): Ditto.
13943 (sse5_pcmov_<mode>): Remove code that tried to use use
13944 andps/andnps instead of pcmov.
13945 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
13946 pmacsdqh instructions.
13947 (vec_widen_smult_lo_v4si): Ditto.
13949 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
13950 (PPERM_INVERT): Ditto.
13951 (PPERM_REVERSE): Ditto.
13952 (PPERM_REV_INV): Ditto.
13953 (PPERM_ZERO): Ditto.
13954 (PPERM_ONES): Ditto.
13955 (PPERM_SIGN): Ditto.
13956 (PPERM_INV_SIGN): Ditto.
13957 (PPERM_SRC1): Ditto.
13958 (PPERM_SRC2): Ditto.
13959 (ix86_expand_sse_movcc): Move the SSE5 test after the if
13961 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13963 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13964 says ignore whether the last reference is a memory operand.
13966 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13967 Paolo Bonzini <bonzini at gnu dot org>
13969 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13972 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13973 (vlshr<mode>3): Rename from vlshr<mode>3.
13974 (vashr<mode>3): Rename from vashr<mode>3.
13975 (mulv4sf3): Change the names of vector shift patterns.
13979 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13982 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14007 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14008 (floatunssidf2_internal): Change vector/vector shift names.
14009 (floatunsdidf2_internal): Ditto.
14016 (vashl<mode>3): Rename from ashl<mode>3.
14017 (vashr<mode>3): Rename from ashr<mode>3.
14018 (vlshr<mode>3): Rename from lshr<mode>3.
14019 (vrotl<mode>3): Rename from rotl<mode>3.
14021 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14024 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
14025 multiply gives the wrong value when doing widening multiplies.
14026 (vec_widen_smult_lo_v4si): Ditto.
14028 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14030 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
14031 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
14032 emit_library_call_value.
14033 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
14034 * tree.h (ECF_LIBCALL_BLOCK): Removed.
14035 * calls.c (initialize_argument_information, precompute_arguments,
14036 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
14037 (precompute_arguments): Removed flags parameter.
14038 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
14040 2008-05-14 Richard Guenther <rguenther@suse.de>
14042 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
14043 Make sure to register the store if the use is a PHI_NODE.
14045 2008-05-14 Olivier Hainque <hainque@adacore.com>
14047 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
14048 memory if the component is to be referenced in BLKmode according
14049 to get_inner_reference.
14051 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
14053 * calls.c (emit_library_call_value_1): Restore code clearing
14054 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
14056 2008-05-14 Olivier Hainque <hainque@adacore.com>
14057 Nicolas Roche <roche@adacore.com>
14059 * configure.ac: Add support for a "gcc_subdir" variable in
14060 config-lang.in, to denote a subdirectory where the language/GCC
14061 integration files are to be found.
14062 * configure: Regenerate.
14064 2008-05-14 Ira Rosen <irar@il.ibm.com>
14066 PR tree-optimization/36098
14067 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
14068 value for the first load in the group in case of a gap.
14069 (vect_build_slp_tree): Check that there are no gaps in loads.
14071 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14073 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
14074 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
14075 expand_copysign_bit, ): Change call to emit_no_conflict_block to
14076 emit_insn and remove unneeded code to construct extra args.
14077 (emit_no_conflict_block): Removed.
14078 * optabls.h: (emit_no_conflict_block): Removed.
14079 * cse.c (cse_extended_basic_block): Remove search for
14080 REG_NO_CONFLICT note.
14081 * global.c: Removed incorrect comment added in revision 117.
14082 * expr.c (convert_move): Change call to emit_no_conflict_block to
14084 * recog.c: Change comments so that they do not mention
14086 * local_alloc.c (combine_regs): Removed last parameter.
14087 (no_conflict_p): Removed.
14088 (block_alloc): Removed note, no_conflict_combined_regno and set
14089 local vars. Removed all code to process REG_NO_CONFLICT blocks.
14090 (combine_regs): Removed already_dead and code to look for
14091 REG_NO_CONFLICT notes.
14092 * lower_subreg (remove_retval_note): Removed code to look for
14093 REG_NO_CONFLICT block.
14094 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
14095 (resolve_clobber): Remove code to process libcalls that have
14096 REG_NO_CONFLICT notes.
14097 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
14099 * combine.c (can_combine_p, distribute_notes): Removed
14100 REG_NO_CONFLICT case.
14101 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
14103 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
14104 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
14106 * reg-notes.def (NO_CONFLICT): Removed.
14108 2008-05-14 David S. Miller <davem@davemloft.net>
14110 * config/sparc/sparc.c (sparc_profile_hook): If
14111 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
14112 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
14113 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14115 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
14117 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
14119 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
14122 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
14123 and op1 expansion before vector concat to have less live pseudos.
14125 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
14127 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14128 ix86_expand_vector_set if supported.
14130 2008-05-13 Diego Novillo <dnovillo@google.com>
14131 Kenneth Zadeck <zadeck@naturalbridge.com>
14133 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
14135 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
14136 phinodes_print_statistics, init_ssanames, fini_ssanames,
14137 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
14138 release_ssa_name, release_defs, replace_ssa_name_symbol,
14139 ssanames_print_statistics): Move ...
14140 * tree-flow.h: ... here.
14141 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
14142 Use FN instead of cfun.
14143 (make_ssa_name_fn): Rename from make_ssa_name.
14144 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
14145 * tree-flow-inline.h (make_ssa_name): Move from
14146 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
14147 * omp-low.c (expand_omp_parallel):
14148 * tree-flow-inline.h (redirect_edge_var_map_result):
14149 * tree-ssa.c (init_tree_ssa): Add argument FN.
14150 Use it instead of cfun. Update all users.
14152 2008-05-13 Tom Tromey <tromey@redhat.com>
14154 PR preprocessor/22168:
14155 * doc/cpp.texi (Top): Update menu.
14156 (Alternatives to Wrapper #ifndef): New node.
14157 (Other Directives): Document deprecation.
14158 (Obsolete Features): Remove menu.
14159 (Assertions): Merge node into Obsolete Features.
14160 (Obsolete once-only headers): Move earlier; rename to Alternatives
14161 to Wrapper #ifndef.
14162 * doc/cppopts.texi: Update.
14163 * c.opt (Wdeprecated): Enable for C and ObjC.
14164 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
14165 (C++ Dialect Options): Move -Wno-deprecated from here to...
14166 (Warning Options): ... here.
14168 2008-05-13 Richard Guenther <rguenther@suse.de>
14170 PR middle-end/36227
14171 * fold-const.c (fold_sign_changed_comparison): Do not allow
14172 changes in pointer-ness.
14174 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14177 * config/sh/sh.c (sh_expand_prologue): Don't clear
14178 RTX_FRAME_RELATED_P for push insns.
14180 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
14182 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
14184 2008-05-12 Anatoly Sokolov <aesok@post.ru>
14186 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
14187 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
14188 Use 'machine->is_leaf' instead of 'leaf_func_p'.
14190 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
14192 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
14193 (*vec_concatv4sf_sse): This.
14194 (*sse2_concatv2si): Renamed to ...
14195 (*vec_concatv2si_sse2): This.
14196 (*sse1_concatv2si): Renamed to ...
14197 (*vec_concatv2si_sse): This.
14198 (*vec_concatv2di_rex): Renamed to ...
14199 (*vec_concatv2di_rex64): This.
14200 (*vec_concatv2si_sse4_1): New.
14201 (*vec_concatv2di_rex64_sse4_1): Likewise.
14203 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
14205 PR rtl-optimization/36111
14206 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
14207 that was created for swappable operands.
14209 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
14212 * Makefile.in: Substitute GNATMAKE and GNATBIND.
14213 * configure.ac: Add call to ACX_PROG_GNAT.
14215 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
14217 * optc-gen.awk: Fix comment typo.
14219 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14221 * pretty-print.c (pp_integer_with_precision): Use
14222 HOST_LONG_LONG_FORMAT.
14224 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
14226 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
14228 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
14230 * config/i386/i386.c (bdesc_ptest): Removed.
14231 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
14232 (bdesc_args): Add __builtin_ia32_ptestz128,
14233 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
14234 (ix86_init_mmx_sse_builtins): Updated.
14235 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
14236 (ix86_expand_builtin): Updated.
14238 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
14240 * tree-cfg.c (valid_fixed_convert_types_p): New function.
14241 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
14243 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
14245 * value-prof.c (interesting_stringop_to_profile): Do not
14246 return early for BUILT_IN_MEMPCPY.
14248 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
14250 * calls.c (expand_call): Don't use callgraph to increase
14251 preferred_stack_boundary.
14253 * cgraph.h (cgraph_rtl_info): Use unsigned on
14254 preferred_incoming_stack_boundary.
14256 * final.c (rest_of_clean_state): Use unsigned on
14257 preferred_stack_boundary.
14259 2008-05-09 Tom Tromey <tromey@redhat.com>
14261 PR preprocessor/22231:
14262 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
14265 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
14267 PR tree-optimization/36129
14268 * tree-ssa-ccp.c: Include value-prof.h.
14269 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
14270 built-in function was folded to a constant.
14271 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
14273 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
14274 Sebastian Pop <sebastian.pop@amd.com>
14276 * tree-scalar-evolution.c: Document instantiate_scev.
14277 (instantiate_parameters_1): Renamed instantiate_scev_1.
14278 Don't use the same loop for instantiation_loop and evolution_loop.
14279 (instantiate_scev): New.
14280 (instantiate_parameters): Moved...
14281 (resolve_mixers): Update call to instantiate_scev_1 to pass the
14282 same loop twice. Maintains the semantics for this function.
14283 * tree-scalar-evolution.h (instantiate_scev): Declare.
14284 (instantiate_parameters): ...here. Now static inline.
14285 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
14286 instead of resolve_mixers.
14288 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14290 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
14292 2008-05-09 Tomas Bily <tbily@suse.cz>
14294 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
14295 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
14296 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14297 * c-common.c (c_common_truthvalue_conversion): Likewise.
14298 * tree-object-size.c (compute_object_offset): Likewise.
14299 * tree-inline.c (estimate_num_insns_1): Likewise.
14300 * varasm.c (const_hash_1, compare_constant, copy_constant)
14301 (compute_reloc_for_constant, output_addressed_constants)
14302 (initializer_constant_valid_p): Likewise.
14303 * c-omp.c (check_omp_for_incr_expr): Likewise.
14304 * gimplify.c (gimplify_expr): Likewise.
14305 * c-typeck.c (c_finish_return): Likewise.
14306 * tree-vectorizer.c (supportable_widening_operation)
14307 (supportable_narrowing_operation): Likewise.
14308 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
14309 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
14310 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14311 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
14312 (descr_info_loc): Likewise.
14313 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14314 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
14315 (fold_unary): Likewise.
14316 * builtins.c (get_pointer_alignment): Likewise.
14317 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
14318 (instantiate_parameters_1): Likewise.
14319 * tree.c (expr_align, stabilize_reference): Likewise.
14320 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
14321 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
14322 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
14323 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14324 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
14325 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
14327 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
14328 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
14329 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
14330 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
14331 (forward_propagate_comparison)
14332 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14333 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
14334 * emit-rtl.c (component_ref_for_mem_expr)
14335 (set_mem_attributes_minus_bitpos): Likewise.
14336 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14337 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
14339 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
14340 (build_function_call, pointer_diff, build_compound_expr)
14341 (c_finish_return): Likewise.
14342 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
14343 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
14345 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
14346 * expr.c (is_aligning_offset): Likewise.
14347 * tree-ssa-alias.c (is_escape_site): Likewise.
14348 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
14349 (check_all_va_list_escapes): Likewise.
14350 * tree-ssa-loop-ivopts.c (determine_base_object)
14351 (determine_common_wider_type): Likewise.
14352 * dojump.c (do_jump): Likewise.
14353 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
14354 * tree-gimple.c (is_gimple_cast): Likewise.
14355 * fold-const.c (decode_field_reference, )
14356 (fold_sign_changed_comparison, fold_unary, fold_comparison)
14357 (fold_binary): Likewise.
14358 * tree-ssa-alias-warnings.c (find_alias_site_helper)
14359 (already_warned_in_frontend_p): Likewise.
14360 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
14361 * tree.c (really_constant_p, get_unwidened): Likewise.
14362 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
14363 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
14364 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
14366 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
14368 (CONVERT_EXPR_P): Define.
14369 (CASE_CONVERT): Define.
14371 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
14373 PR middle-end/36117
14374 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
14375 (delete_unmarked_insns): When deleting a call, call
14376 delete_unreachable_blocks.
14377 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14378 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
14380 2008-05-08 Richard Guenther <rguenther@suse.de>
14382 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
14383 (-ftree-salias): Likewise.
14384 (salias-max-implicit-fields): Remove param documentation.
14385 (salias-max-array-elements): Likewise.
14386 * tree-pass.h (pass_create_structure_vars): Remove.
14387 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14388 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14389 * tree-ssa-alias.c (create_structure_vars): Remove.
14390 (gate_structure_vars): Likewise.
14391 (pass_create_structure_vars): Likewise.
14392 (gate_build_alias): Likewise.
14393 (pass_build_alias): Adjust to run always and dump the function.
14394 * common.opt (ftree-salias): Hide.
14395 * passes.c (init_optimization_passes): Remove
14396 pass_create_structure_vars, adjust comment.
14397 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14398 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14399 * opts.c (decode_options): Do not set flag_tree_salias.
14400 (common_handle_option): Add OPT_ftree_salias to the backward
14401 compatibility section.
14403 2008-05-08 Richard Guenther <rguenther@suse.de>
14405 * tree-flow-inline.h (var_can_have_subvars): Move ...
14406 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
14407 * tree-flow.h (var_can_have_subvars): Remove.
14408 (push_fields_onto_fieldstack): Remove.
14409 (sort_fieldstack): Likewise.
14410 (struct fieldoff): Move ...
14411 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
14412 alias_set and base_for_components fields.
14413 (sort_fieldstack): Make static.
14414 (push_fields_onto_fieldstack): Likewise. Remove code that
14415 handles anything but RECORD_TYPEs. Remove alias_set and
14416 base_for_components handling.
14417 (create_variable_info_for): Adjust.
14419 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
14421 * common.opt (Wframe-larger-than=): Shorten the help message
14423 * doc/invoke.texi (Wframe-larger-than=): Add more description.
14425 2008-05-08 Rafael Espíndola <espindola@google.com>
14427 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
14429 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
14430 trap and that both operands are gimple values.
14431 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
14432 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
14435 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14437 * read-rtl.c (join_c_conditions): Return the first string if the
14438 two strings are equal.
14440 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14442 * gensupport.h (pred_data): Add a "num_codes" field.
14443 (add_predicate_code): Declare.
14444 * gensupport.c (add_predicate_code): New function.
14445 (std_pred_table): Add an "allows_const_p" field.
14446 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
14447 Remove the (incomplete) list of such codes from the codes field.
14448 (init_predicate_table): Use add_predicate_code. Add all
14449 RTX_CONST_OBJs if allows_const_p is true.
14450 * genrecog.c (process_define_predicate): Use add_predicate_code.
14452 2008-05-08 David Daney <ddaney@avtrex.com>
14453 Richard Sandiford <rsandifo@nildram.co.uk>
14455 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
14456 special case of constant zero operands.
14457 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
14458 old and new values. Special case constant zero values.
14459 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
14461 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
14462 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
14464 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
14467 * simplify-rtx.c (simplify_plus_minus): Create CONST of
14468 similar RTX_CONST_OBJ before CONST_INT.
14470 2008-05-08 Steve Ellcey <sje@cup.hp.com>
14472 * stmt.c (expand_stack_restore): Change sa mode if needed.
14474 2008-05-08 Richard Guenther <rguenther@suse.de>
14476 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
14477 return type to bool.
14478 (ix86_sol10_return_in_memory): Likewise.
14479 (ix86_i386elf_return_in_memory): Likewise.
14480 (ix86_i386interix_return_in_memory): Likewise.
14481 * config/i386/i386.c (ix86_return_in_memory): Likewise.
14482 (ix86_sol10_return_in_memory): Likewise.
14483 (ix86_i386elf_return_in_memory): Likewise.
14484 (ix86_i386interix_return_in_memory): Likewise.
14486 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14489 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
14491 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
14492 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
14495 2008-05-08 Richard Guenther <rguenther@suse.de>
14497 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
14498 * tree-data-ref.h (struct dr_alias): Remove subvars field.
14499 (DR_SUBVARS): Remove.
14500 * tree-dfa.c (dump_subvars_for): Remove.
14501 (debug_subvars_for): Likewise.
14502 (dump_variable): Do not dump subvars.
14503 (remove_referenced_var): Do not remove subvars.
14504 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
14505 (lookup_subvars_for_var): Remove.
14506 (get_subvars_for_var): Likewise.
14507 (get_subvars_at): Likewise.
14508 (get_first_overlapping_subvar): Likewise.
14509 (overlap_subvar): Likewise.
14510 * tree-flow.h (subvar_t): Remove.
14511 (struct var_ann_d): Remove subvars field.
14512 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
14513 argument. Remove special handling of SFTs.
14514 (compute_tag_properties): Likewise.
14515 (set_initial_properties): Likewise.
14516 (compute_call_clobbered): Likewise.
14517 (count_mem_refs): Likewise.
14518 (compute_memory_partitions): Likewise.
14519 (compute_flow_insensitive_aliasing): Likewise.
14520 (setup_pointers_and_addressables): Likewise.
14521 (new_type_alias): Likewise.
14522 (struct used_part): Remove.
14523 (used_portions): Likewise.
14524 (struct used_part_map): Likewise.
14525 (used_part_map_eq): Likewise.
14526 (used_part_map_hash): Likewise.
14527 (free_used_part_map): Likewise.
14528 (up_lookup): Likewise.
14529 (up_insert): Likewise.
14530 (get_or_create_used_part_for): Likewise.
14531 (create_sft): Likewise.
14532 (create_overlap_variables_for): Likewise.
14533 (find_used_portions): Likewise.
14534 (create_structure_vars): Likewise.
14535 * tree.def (STRUCT_FIELD_TAG): Remove.
14536 * tree.h (MTAG_P): Adjust.
14537 (struct tree_memory_tag): Remove base_for_components and
14538 unpartitionable flags.
14539 (struct tree_struct_field_tag): Remove.
14540 (SFT_PARENT_VAR): Likewise.
14541 (SFT_OFFSET): Likewise.
14542 (SFT_SIZE): Likewise.
14543 (SFT_NONADDRESSABLE_P): Likewise.
14544 (SFT_ALIAS_SET): Likewise.
14545 (SFT_UNPARTITIONABLE_P): Likewise.
14546 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
14547 (union tree_node): Remove sft field.
14548 * alias.c (get_alias_set): Remove special handling of SFTs.
14549 * print-tree.c (print_node): Remove handling of SFTs.
14550 * tree-dump.c (dequeue_and_dump): Likewise.
14551 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
14552 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
14553 * tree-predcom.c (set_alias_info): Do not set subvars.
14554 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
14555 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
14556 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
14557 (add_vars_for_offset): Remove.
14558 (add_virtual_operand): Remove special handling of SFTs.
14559 (add_call_clobber_ops): Likewise.
14560 (add_call_read_ops): Likewise.
14561 (get_asm_expr_operands): Likewise.
14562 (get_modify_stmt_operands): Likewise.
14563 (get_expr_operands): Likewise.
14564 (add_to_addressable_set): Likewise.
14565 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
14566 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14567 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
14568 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
14569 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
14570 (tree_node_structure): Likewise.
14571 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
14573 (find_what_p_points_to): Likewise.
14575 2008-05-08 Sa Liu <saliu@de.ibm.com>
14577 * config/spu/spu.md: Fixed subti3 pattern.
14579 2008-05-08 Richard Guenther <rguenther@suse.de>
14581 PR middle-end/36154
14582 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
14583 sure to create a representative for trailing arrays for PTA.
14585 2008-05-08 Richard Guenther <rguenther@suse.de>
14587 PR middle-end/36172
14588 * fold-const.c (operand_equal_p): Two objects which types
14589 differ in pointerness are not equal.
14591 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14593 * calls.c (compute_argument_block_size): Add argument tree fndecl.
14594 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
14595 (emit_library_call_value_1): Add new variable fndecl initialized by
14596 NULL_TREE. It should be the decl type of orgfun, but this information
14597 seems not to be available here, so it uses the default calling abi.
14598 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
14599 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
14600 by TARGET_RETURN_IN_MEMORY.
14601 * config/i386/i386-interix.h: Likewise.
14602 * config/i386/i386.h: Likewise.
14603 * config/i386/i386elf.h: Likewise.
14604 * config/i386/ptx4-i.h: Likewise.
14605 * config/i386/sol2-10.h: Likewise.
14606 * config/i386/sysv4.h: Likewise.
14607 * config/i386/vx-common.h: Likewise.
14608 * config/cris/cris.h: Removed #if 0 clause.
14609 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
14610 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
14612 (ix86_sol10_return_in_memory): Likewise.
14613 (ix86_i386elf_return_in_memory): New.
14614 (ix86_i386interix_return_in_memory): New.
14615 * config/mt/mt-protos.h (mt_return_in_memory): New.
14616 * config/mt/mt.c: Likewise.
14617 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14618 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
14619 * config/bfin/bfin.h: Likewise.
14620 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
14622 * config/bfin/bfin.c: Likewise.
14623 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14624 * config/alpha/unicosmk.h: Likewise.
14625 * config/i386/cygming.h: Likewise.
14626 * config/iq2000/iq2000.h: Likewise.
14627 * config/mips/mips.h: Likewise.
14628 * config/mn10300/mn10300.h: Likewise.
14629 * config/rs6000/rs6000.h: Likewise.
14630 * config/score/score.h: Likewise.
14631 * config/spu/spu.h: Likewise.
14632 * config/v850/v850.h: Likewise.
14633 * defaults.h: Likewise.
14634 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
14635 * expr.c (emit_block_move): Adjust use of
14636 OUTGOING_REG_PARM_STACK_SPACE.
14637 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
14638 OUTGOING_REG_PARM_STACK_SPACE.
14639 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
14641 2008-05-08 Jakub Jelinek <jakub@redhat.com>
14643 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
14644 on OMP_RETURN for OMP_FOR.
14647 * dwarf2out.c (dw_expand_expr, common_check): Removed.
14648 (fortran_common): New function.
14649 (gen_variable_die): Call fortran_common instead of common_check,
14650 adjust for it returning tree instead of rtx. Formatting.
14652 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14656 * see.c (see_copy_insn): Copy new pure const attributes for new call.
14657 * c-decl.c (merge_decls): Ditto.
14658 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
14659 to RTL_CONST_OR_PURE_CALL_P.
14660 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
14661 Initialized DECL_LOOPING_CONST_PURE.
14662 (process_call_operands): Set tree_side_effects properly.
14663 * tree.h (TREE_READONLY_DECL_P): Removed.
14664 (DECL_IS_PURE): Renamed to DECL_PURE_P.
14665 (DECL_LOOPING_OR_CONST_P): New macro.
14666 (struct tree_function_decl): Added looping_const_or_pure_p.
14667 (ECF_*) Renumbered.
14668 (ECF_LOOPING_OR_CONST_P): New macro.
14669 * rtlanal.c (pure_const_p): Removed.
14670 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
14671 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
14672 to RTL_CONST_CALL_P.
14673 * ipa-pure-const.c (pure_const_state_e): Added looping field.
14674 (check_decl, check_tree, check_call, scan_function): Initialize
14676 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
14677 (static_execute): Set looping true for recursive functions.
14678 Undo setting state to IPA_NEITHER for recursive functions.
14679 * cse.c (cse_insn):
14680 * ifcvt.c (noce_can_store_speculate_p): Changed
14681 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
14682 RTL_CONST_OR_PURE_CALL_P.
14683 * dse.c (scan_insn): Ditto.
14684 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
14685 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
14686 RTL_CONST_OR_PURE_CALL_P.
14687 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
14688 pure_call_p to RTL_CONST_CALL_P.
14689 * gimplify.c (gimplify_call_expr): Clear side effects for
14690 non-looping pure and constant calls.
14691 * calls.c (emit_call_1): Set rtl flags from ecf flags.
14692 (flags_from_decl_or_type): Set ecf flags from decl flags.
14693 (initialize_argument_information): Turn off
14694 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
14695 Change const to pure if callee_copies is true rather than just
14697 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
14698 way of marking pure calls.
14699 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
14700 Remove hack that was supposed to fix pr7335 and remove old
14701 way of marking pure calls.
14702 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
14703 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
14704 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
14705 RTL_CONST_OR_PURE_CALL_P.
14706 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
14707 * loop-invariant.c (find_exits, find_invariant_bb): Changed
14708 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
14709 * sched-deps.c (schedule_analyze): Ditto.
14710 * rtl.h (struct rtx_def): Use call field, unchanging field, and
14711 return_val field of calls to represent pure and const function info.
14712 (CONST_OR_PURE_CALL_P): Deleted macro.
14713 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14714 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
14715 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
14717 * tree-optimize.c (execute_fixup_cfg): Added test for
14718 ECF_LOOPING_CONST_OR_PURE.
14719 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
14721 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
14722 effects for looping pure or const calls.
14723 (verify_gimple_expr): Added verification code.
14724 * config/alpha/alpha.c (alpha_legitimize_address,
14725 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
14727 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
14728 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
14729 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
14730 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
14731 RTL_CONST_OR_PURE_CALL_P.
14732 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
14733 and const calls to be deleted.
14735 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14738 * config/i386/mmx.md (mmx_subv2sf3): New expander.
14739 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
14740 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
14741 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14742 to handle nonimmediate operands.
14743 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
14744 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
14745 to handle nonimmediate operands.
14746 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
14747 (mmx_pmulhrwv4hi3): New expander. Use
14748 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14749 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
14750 (sse2_umulv1siv1di3): New expander. Use
14751 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14752 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
14753 (mmx_eq<mode>3): New expander. Use
14754 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14755 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
14756 (mmx_uavgv8qi3): New expander. Use
14757 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14758 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
14759 (mmx_uavgv4hi3): New expander. Use
14760 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14762 * config/i386/sse.md
14763 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
14764 to handle nonimmediate operands.
14765 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
14766 to handle nonimmediate operands.
14767 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
14768 to handle nonimmediate operands.
14769 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
14770 to handle nonimmediate operands.
14771 (sse2_unpckhpd_exp): New expander. Use
14772 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14773 (sse2_unpcklpd_exp): New expander. Use
14774 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14775 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
14776 to handle nonimmediate operands.
14777 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
14778 to handle nonimmediate operands.
14779 (*sse2_<plusminus_insn><mode>3): Rename from
14780 sse2_<plusminus_insn><mode>3 insn pattern.
14781 (sse2_<plusminus_insn><mode>3): New expander. Use
14782 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14783 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
14784 (sse2_umulv2siv2di3): New expander. Use
14785 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14786 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
14787 (sse4_1_mulv2siv2di3): New expander. Use
14788 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14789 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
14790 (sse2_pmaddwd): New expander. Use
14791 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14792 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
14793 (sse2_eq<mode>3): New expander. Use
14794 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14795 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
14796 (sse4_1_eqv2di3): New expander. Use
14797 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14798 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14799 (sse2_uavgv16qi3): New expander. Use
14800 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14801 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14802 (sse2_uavgv16qi3): New expander. Use
14803 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14804 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
14805 (sse2_uavgv8hi3): New expander. Use
14806 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14807 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
14808 (ssse3_pmulhrswv8hi3): New expander. Use
14809 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14810 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
14811 (ssse3_pmulhrswv4hi3): New expander. Use
14812 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14814 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
14815 (<sse>_vmmul<mode>3): Ditto.
14816 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
14818 (ssse3_pmaddubsw128): Use register_operand for operand 1.
14819 (ssse3_pmaddubsw): Ditto.
14821 * config/i386/i386.c (struct_builtin_description)
14822 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
14823 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
14824 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
14825 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
14826 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
14827 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
14828 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
14829 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
14830 (ix86_fixup_binary_operands): Assert that src1
14831 and src2 must have the same mode when swapped.
14832 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
14833 and ix86_binary_operator_ok. Do not force operands in registers
14836 2008-05-07 Jan Hubicka <jh@suse.cz>
14838 * cgraph.c (dump_cgraph_node): Update.
14839 * cgraph.h (cgraph_local_info): Break out inline summary.
14840 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
14842 * ipa-inline (inline_summary): New accestor function.
14843 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
14844 cgraph_decide_inlining, compute_inline_parameters): Update.
14845 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
14847 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14849 Cleanup ColdFire scheduling support and add V4 pipeline model.
14851 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
14852 (define_attr cpu): Add cfv4 value.
14853 (define_attr type, define_attr type1): Merge into a single 'type'
14854 attribute. Update all uses.
14855 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
14856 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
14858 (define_attr opx_mem, define_attr opy_mem): Remove.
14859 (define_attr op_mem): Clean up, update comment.
14860 (define_attr size): Use specific values instead of general int.
14861 (define_attr guess, define_attr split): Remove. Update all uses.
14862 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
14863 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
14864 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
14865 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
14866 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
14867 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
14868 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
14869 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
14870 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
14871 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
14872 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
14873 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
14874 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
14875 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
14876 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
14877 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
14878 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
14879 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
14880 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
14881 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
14882 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
14883 Update or set attributes.
14884 (stack_tie): New fake instruction.
14886 * config/m68k/m68k.h (TUNE_CFV4): New macro.
14887 (m68k_sched_attr_size): Update declaration.
14888 (m68k_sched_attr_type2): Remove.
14889 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
14890 Declare new bypass predicates.
14892 * config/m68k/m68k.c (m68k_sched_issue_rate,
14893 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
14895 (TARGET_SCHED_ISSUE_RATE,
14896 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
14897 (override_options): Handle scheduling for ColdFire V4 core.
14898 (m68k_expand_prologue): Emit stack_tie.
14899 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
14900 'OP_TYPE_FPN'. Update all uses.
14901 (sched_guess_p): Remove.
14902 (sched_address_type): Handle symbolic addresses.
14903 (sched_get_operand): New static function.
14904 (sched_operand_type): Merge into sched_attr_op_type.
14905 (sched_attr_op_type): Handle FP registers, handle quick constants,
14907 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
14908 (m68k_sched_attr_size): Update. Move logic to ...
14909 (sched_get_attr_size_int): New static function.
14910 (sched_get_opxy_mem_type): New static function.
14911 (m68k_sched_attr_op_mem): Update.
14912 (m68k_sched_attr_type2): Remove.
14913 (sched_cfv4_bypass_data): New static variable.
14914 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
14915 (m68k_sched_issue_rate): Implement scheduler hook.
14916 (struct _sched_ib: enabled_p): New field.
14917 (m68k_sched_variable_issue): Update. Handle V4.
14918 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
14919 sched_dump_class_func_t, sched_dump_split_class,
14920 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
14921 sched_dump_dfa_class, m68k_sched_dump): Remove.
14922 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
14924 (m68k_sched_init_global): Remove statisctics dumping, introduce
14925 sanity check that all instructions have pipeline reservations. Handle
14927 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14928 Handle ColdFire V4 core.
14929 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
14930 New static functions.
14931 (m68k_sched_address_bypass_p): New bypass predicate.
14932 (sched_get_indexed_address_scale): New static function.
14933 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
14935 * cf.md: Update comments.
14936 (define_attr type2): Remove. Use 'type' attribute instead.
14938 (cf_ib): Rename to cfv123_ib. Update all uses.
14939 (cf_oep): Rename to cfv123_oep. Update all uses.
14940 (cf_chr): Rename to cfv123_chr. Update all uses.
14941 (cf_mem): Rename to cfv123_mem. Update all uses.
14942 (cf_mac): Move to more appropriate place.
14943 (cfv123_guess): New automaton and cpu_unit.
14944 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
14945 Update uses of 'size' attribute. Handle before reload scheduling.
14946 (cfv123_guess): New dummy reservation for unhandled instructions.
14947 (cfv4_*): Pipeline description of ColdFire V4 core.
14948 (ignore): New reservation to handle 'ignore' type.
14950 2008-05-07 Ian Lance Taylor <iant@google.com>
14952 PR middle-end/36013
14953 * gimplify.c (find_single_pointer_decl_1): Don't look through
14955 (find_single_pointer_decl): Adjust comments.
14957 2008-05-07 Jakub Jelinek <jakub@redhat.com>
14959 PR middle-end/36137
14960 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
14961 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14963 PR middle-end/36106
14964 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14965 integral type rather than floating point, then VIEW_CONVERT_EXPR
14966 to the floating point type.
14968 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14970 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14971 TFmode op0 to register.
14973 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14975 * c-decl.c (grokdeclarator): Comment typo.
14977 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14979 * tree-flow.h: Remove prototype for computed_goto_p.
14980 * tree-cfg.c (computed_goto_p): Make static.
14982 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14985 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14986 (contains_aligned_value_p): This. Handle _Decimal128.
14987 (ix86_function_arg_boundary): Only align _Decimal128 to its
14988 natural boundary and handle it properly.
14990 2008-05-06 Martin Jambor <mjambor@suse.cz>
14992 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14993 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14994 (ipcp_method_set_orig_node): Removed.
14995 (ipcp_cval_get_cvalue_type): Removed.
14996 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14997 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14998 (ipcp_cval_set_cvalue_type): Removed.
14999 (ipcp_cval_get_cvalue): Removed.
15000 (ipcp_cval_set_cvalue): Removed.
15001 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15002 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15003 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15004 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15005 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15006 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15007 (ipcp_get_ith_lattice): Changed parameters.
15008 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15009 (ipcp_lattice_from_jfunc): Changed parameters.
15010 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15011 (ipcp_method_cval_print): Added temporary variable info.
15012 (ipcp_redirect): Removed already unused local variable caller.
15013 (ipcp_redirect): New temporary variable orig_callee_info
15014 (ipcp_redirect): Removed newly unused local variable callee.
15015 (ipcp_redirect): Removed (a bit confusing) local variable type.
15016 (ipcp_insert_stage): Added local variable info.
15017 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
15019 (ipcp_formal_create): Removed.
15020 (ipcp_method_cval_set): Removed.
15021 (ipcp_propagate_stage): Renamed lattice variables.
15022 (ipcp_method_cval_set_cvalue_type): Removed.
15023 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
15024 (ipcp_print_all_lattices): Changed printed strings to refer to
15025 lattices rather than cvals.
15026 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
15027 (ipcp_propagate_const): Changed formal parameters.
15028 (build_const_val): Changed formal parameters.
15029 (ipcp_insert_stage): Removed useless variable cvalue
15030 (build_const_val): Changed formal parameters.
15031 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
15032 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
15033 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
15034 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
15035 (ipcp_print_func_profile_counts): Changed string from "method" to
15037 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
15038 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
15039 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
15040 (ipcp_structures_print): Renamed to ipcp_print_all_structures
15041 (ipcp_profile_print): Renamed to ipcp_print_profile_data
15042 (ipcp_lat_is_const): Changed parameters and made inline.
15043 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
15044 (ipcp_redirect): Renamed to ipcp_need_redirect_p
15045 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
15046 the predicate condition directly
15047 (ipcp_propagate_stage): Added local variable args. Removed local
15048 variable callee. (Both are mere code simplifications.)
15049 (ipcp_method_dont_insert_const): Renamed to
15050 ipcp_node_not_modifiable_p.
15051 (ipcp_node_not_modifiable_p): Made inline.
15052 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
15053 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
15054 (ipcp_print_all_lattices): Removed variable cvalue
15055 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
15058 2008-05-06 Olivier Hainque <hainque@adacore.com>
15060 * tree-sra.c (try_instantiate_multiple_fields): Early return
15061 if field has POINTER_TYPE.
15063 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
15065 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
15066 by using 'q' specifier for instruction.
15067 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
15069 2008-05-06 Anatoly Sokolov <aesok@post.ru>
15071 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15072 Change mode of zero_extract from QImode to HImode.
15073 (sign bit tests peepholes): (Ditto.).
15075 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
15077 * config/i386/mmx.md: Remove double backslashes from asm templates.
15078 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
15079 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15080 to handle nonimmediate operands.
15081 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
15082 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15083 to handle nonimmediate operands.
15084 (*mmx_<code>v2sf3_finite): New insn pattern.
15085 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
15086 (mmx_<code>v2sf3): New expander. Use
15087 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15088 (mmx_<plusminus_insn><mode>3): New expander. Use
15089 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15090 (*mmx_<plusminus_insn><mode>3): New insn pattern.
15091 (mmx_add<mode>3): Removed.
15092 (mmx_ssadd<mode>3): Ditto.
15093 (mmx_usadd<mode>3): Ditto.
15094 (mmx_sub<mode>3): Ditto.
15095 (mmx_sssub<mode>3): Ditto.
15096 (mmx_ussub<mode>3): Ditto.
15097 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
15098 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
15099 to handle nonimmediate operands.
15100 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
15102 (mmx_smulv4hi3_highpart): New expander. Use
15103 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15104 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
15106 (mmx_umulv4hi3_highpart): New expander. Use
15107 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15108 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
15109 (mmx_<code>v4hi3): New expander. Use
15110 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15111 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
15112 (mmx_<code>v8qi3): New expander. Use
15113 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15114 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
15115 (mmx_<code><mode>3): New expander. Use
15116 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15118 2008-05-05 Jan Hubicka <jh@suse.cz>
15120 PR tree-optimization/36118
15121 * passes.c (pass_init_dump_file): Fix dump header.
15123 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
15125 PR middle-end/36141
15126 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
15127 VCE for function decls.
15129 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15131 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
15133 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15135 * config/i386/i386.md (sat_plusminus): New.
15136 (plusminus_insn): Likewise.
15137 (plusminus_mnemonic): Likewise.
15139 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
15140 (*<addsub><mode>3_cc_overflow): Renamed to ...
15141 (*<plusminus_insn><mode>3_cc_overflow): This.
15142 (*<addsub>si3_zext_cc_overflow): Renamed to ...
15143 (*<plusminus_insn>si3_zext_cc_overflow): This.
15145 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
15146 (<plusminus_insn><mode>3): This.
15147 (*<addsub><mode>3): Renamed to ...
15148 (*<plusminus_insn><mode>3): This.
15149 (<sse>_vm<addsub><mode>3): Renamed to ...
15150 (<sse>_vm<plusminus_insn><mode>3): This.
15151 (sse3_h<addsub>v4sf3): Renamed to ...
15152 (sse3_h<plusminus_insn>v4sf3): This.
15153 (sse3_h<addsub>v2df3): Renamed to ...
15154 (sse3_h<plusminus_insn>v2df3): This.
15155 (<plusminus_insn><mode>3): New.
15156 (*<plusminus_insn><mode>3): Likewise.
15157 (sse2_<plusminus_insn><mode>3): Likewise.
15158 (add<mode>): Removed.
15159 (*add<mode>3): Likewise.
15160 (sse2_ssadd<mode>3): Likewise.
15161 (sse2_usadd<mode>3): Likewise.
15162 (sub<mode>3): Likewise.
15163 (*sub<mode>3): Likewise.
15164 (sse2_sssub<mode>3): Likewise.
15165 (sse2_ussub<mode>3): Likewise.
15167 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
15169 * gthr-single.h: Add in required interface elements as per gthr.h.
15170 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
15171 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
15172 Generalize UNUSED macro.
15173 (__gthread_once): Add.
15174 (__gthread_key_create): Add.
15175 (__gthread_key_delete): Add.
15176 (__gthread_getspecific): Add.
15177 (__gthread_setspecific): Add.
15179 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
15181 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
15182 the same size types for the indirect reference on the rhs, then
15185 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
15187 * config/i386/i386.md
15188 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
15189 one insn template instead of template series.
15190 (*xordi_1_rex64): Ditto.
15191 (*xordi_2_rex64): Ditto.
15193 2008-05-05 Ira Rosen <irar@il.ibm.com>
15195 PR tree-optimization/36119
15196 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
15199 2008-06-04 Jan Hubicka <jh@suse.cz>
15201 tree-optimization/36100
15202 * tree-pass.h (pass_O0_always_inline): Declare.
15203 * ipa-inline.c (inline_transform): Remove dead code.
15204 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
15205 pass_O0_always_inline): New.
15206 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
15208 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
15210 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
15211 mnemonic in this_param move for TARGET_64BIT.
15213 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
15215 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
15216 (*strmovsi_rex_1): Ditto.
15217 (*strsetsi_1): Ditto.
15218 (*strsetsi_rex_1): Ditto.
15220 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
15221 adddicc expanders using SWI mode iterator.
15223 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
15226 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
15229 2008-05-04 David S. Miller <davem@davemloft.net>
15231 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
15232 (sparc*-*-linux*): Use linux.h in tm_file.
15233 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
15234 compiler defaulting to 32-bit.
15235 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
15237 * config/sparc/linux.h: Remove definitions now obtained
15238 properly from linux.h
15239 * config/sparc/linux64.h: Likewise.
15240 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
15241 don't want this setting for 32-bit builds in a biarch compiler.
15242 * doc/install.texi: Add sparc-linux to list of targets
15243 supporting --enable-targets=all.
15245 2008-05-03 Andrew Pinski <pinskia@gmail.com>
15247 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
15249 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
15251 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
15252 after V4SI_FTYPE_V8HI.
15253 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
15254 case V4SI_FTYPE_V2DF.
15256 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
15258 * doc/invoke.texi (max-flow-memory-locations): Removed.
15259 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
15261 2008-05-03 Richard Guenther <rguenther@suse.de>
15263 PR middle-end/34973
15264 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
15266 2008-05-02 David S. Miller <davem@davemloft.net>
15268 * config.gcc (need_64bit_hwint): Document libcpp dependency.
15270 2008-05-02 Simon Baldwin <simonb@google.com>
15273 * c-common.h (warn_array_subscript_range): Removed.
15274 * c-common.c (warn_array_subscript_range): Ditto.
15275 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
15276 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
15278 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15280 * config/i386/i386.c (ix86_special_builtin_type): New.
15281 (bdesc_special_args): Likewise.
15282 (ix86_expand_special_args_builtin): Likewise.
15283 (ix86_init_mmx_sse_builtins): Updated.
15284 (ix86_expand_builtin): Updated.
15285 (ix86_expand_store_builtin): Removed.
15286 (ix86_expand_unop_builtin): Likewise.
15288 * config/i386/mm3dnow.h (__v2sf): Moved to ...
15289 * config/i386/mmintrin.h (__v2sf): Here.
15291 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
15293 (_mm_loadl_pi): Likewise.
15294 (_mm_storeh_pi): Replace __v2si with __v2sf.
15295 (_mm_storel_pi): Likewise.
15297 * doc/extend.texi: Correct __builtin_ia32_loadhps,
15298 __builtin_ia32_loadlps, __builtin_ia32_storehps,
15299 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
15300 __builtin_ia32_loadlpd.
15302 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15304 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
15305 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
15306 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
15307 (ix86_init_mmx_sse_builtins): Updated.
15308 (ix86_expand_args_builtin): Likewise.
15309 (ix86_expand_builtin): Likewise.
15310 (ix86_expand_unop1_builtin): Renamed to ...
15311 (ix86_expand_unop_vec_merge_builtin): This.
15313 2008-05-01 Jan Hubicka <jh@suse.cz>
15316 * ipa-inline.c (inline_generate_summary): Make static.
15317 (inline_transform): Do not call inlining at -O0; make static.
15318 * passes.c (execute_todo): Add sanity check.
15319 (execute_one_ipa_transform_pass): Execute proper flags.
15321 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
15323 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
15324 (DECL_NONADDRESSABLE_P): Likewise.
15325 * alias.c (record_component_aliases): Fix comment.
15327 2008-05-01 Simon Baldwin <simonb@google.com>
15329 * c-common.h (warn_array_subscript_range): New function.
15330 * c-common.c (warn_array_subscript_range): Ditto.
15331 * tree-vrp.c (check_array_ref): Corrected code to agree with
15332 comment, ignoring only arrays of size 0 or size 1.
15333 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
15335 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15337 * config/i386/i386.c (ix86_builtin_type): Replace
15338 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
15339 (bdesc_args): Updated.
15340 (ix86_init_mmx_sse_builtins): Likewise.
15341 (ix86_expand_args_builtin): Likewise.
15343 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
15346 * doc/extend.texi: Correct __builtin_ia32_palignr.
15348 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15351 * config/i386/i386.c (bdesc_crc32): Removed.
15352 (ix86_expand_crc32): Likewise.
15353 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
15354 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
15355 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
15356 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
15357 UINT_FTYPE_UINT_UCHAR.
15358 (bdesc_args): Updated. Add crc32 builtins.
15359 (ix86_init_mmx_sse_builtins): Updated.
15360 (ix86_expand_args_builtin): Updated to support subreg.
15362 * doc/extend.texi: Correct __builtin_ia32_crc32di.
15364 2008-05-01 Jan Hubicka <jh@suse.cz>
15366 * tree-pass.h (opt_pass): Add IPA_PASS.
15367 (varpool_node, cgraph_node): Forward declare.
15368 (ipa_opt_pass): Define.
15369 (pass_ipa_inline): Turn into ipa_opt_pass.
15370 (pass_apply_inline): Remove.
15371 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
15372 (apply_inline): Turn into ....
15373 (inline_transform): ... this one.
15374 (inline_generate_summary): New function.
15375 (pass_apply_inline): Remove.
15376 * function.h (ipa_opt_pass): Forward declare structure; typedef;
15378 (struct function): Add ipa_transforms_to_apply.
15379 * passes.c (register_one_dump_file): Work on IPA_PASS.
15380 (init_optimization_passes): Remove pass_inline_parameters and
15382 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
15383 (execute_one_pass) ... here; apply transforms when possible.
15384 (add_ipa_transform_pass, execute_ipa_summary_asses,
15385 execute_one_ipa_transform_pass): New.
15386 (execute_ipa_pass_list): Update for IPA_PASS type.
15388 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15390 * config/i386/i386.c (ix86_builtin_type): Add
15391 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
15392 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
15393 (bdesc_args): Add SSE4a builtins.
15394 (ix86_init_mmx_sse_builtins): Updated.
15395 (ix86_expand_args_builtin): Likewise.
15396 (ix86_expand_builtin): Likewise.
15398 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15400 * config/i386/i386.c (ix86_builtin_type): Add
15401 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
15402 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
15403 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
15404 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
15405 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
15406 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
15407 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
15408 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
15409 and DI_FTYPE_DI_DI_INT.
15410 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
15411 (ix86_init_mmx_sse_builtins): Updated.
15412 (ix86_expand_args_builtin): Likewise.
15413 (ix86_expand_builtin): Likewise.
15414 (ix86_expand_binop_imm_builtin): Removed.
15416 * doc/extend.texi: Correct __builtin_ia32_palignr128.
15418 2008-04-30 Richard Guenther <rguenther@suse.de>
15420 PR tree-optimization/32921
15421 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
15423 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
15425 * config/arm/arm.c (arm_unwind_emit): Use
15426 crtl->all_throwers_are_sibcalls instead of
15427 cfun->all_throwers_are_sibcalls.
15428 (arm_output_fn_unwind): Likewise.
15429 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
15430 instead of cfun->uses_pic_offset_table.
15431 (frv_expand_prologue): Likewise.
15432 (frv_frame_pointer_required): Likewise.
15433 (frv_expand_fdpic_call): Likewise.
15434 (frv_emit_movsi): Likewise.
15435 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
15436 cfun->returns_pcc_struct instead of
15437 current_function_returns_pcc_struct.
15438 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
15439 instead of cfun->calls_eh_return.
15440 (m32c_pushm_popm): Likewise.
15441 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
15442 "extern" declaration.
15444 2008-04-30 Richard Guenther <rguenther@suse.de>
15446 PR tree-optimization/21636
15447 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
15449 (evaluate_stmt): Print the likely value.
15450 (ccp_visit_stmt): Avoid excessive vertical spacing.
15452 2008-04-30 Rafael Espíndola <espindola@google.com>
15454 * builtins.c (fold_call_expr): Return realret.
15455 * tree-ssa-threadedge.c
15456 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
15457 __builtin_object_size.
15459 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
15461 * gcc.c (wrapper_string): New variable.
15462 (insert_wrapper): New function.
15463 (execute): New option -wrapper.
15464 * doc/invoke.texi (Overall Options): New driver option -wrapper.
15466 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
15468 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
15469 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
15470 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
15472 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
15473 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
15474 config/rs6000/e500crtres64gprctr.asm,
15475 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
15476 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
15477 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
15478 config/rs6000/e500crtsav64gprctr.asm,
15479 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
15480 config/rs6000/e500crtsavg64gprctr.asm: New files.
15481 * config/rs6000/t-ppccomm: Add build rules for new files.
15482 (LIB2FUNCS_STATIC_EXTRA): Add new files.
15483 * config/rs6000/t-netbsd: Add build rules for new files.
15484 (LIB2FUNCS_STATIC_EXTRA): New variable.
15485 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
15486 (CRTSAVRES_DEFAULT_SPEC): Likewise.
15487 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
15489 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
15491 * config/i386/i386.c (ix86_builtin_type): Add
15492 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
15493 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
15494 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
15495 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
15496 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
15497 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
15498 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
15499 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
15500 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
15501 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
15502 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
15503 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
15504 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
15505 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
15506 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
15507 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
15508 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
15509 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
15510 V1DI_FTYPE_V2SI_V2SI.
15511 (bdesc_2arg): Moved to ...
15512 (bdesc_args): Here.
15513 (ix86_init_mmx_sse_builtins): Updated.
15514 (ix86_expand_args_builtin): Updated. Take a pointer
15515 to const struct builtin_description. Handle comparison
15517 (ix86_expand_sse_compare): Take a new argument for swapping operands.
15518 (ix86_expand_builtin): Updated.
15520 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
15521 (ssse3_pmaddubsw128): This.
15522 (ssse3_pmaddubswv4hi3): Renamed to ...
15523 (ssse3_pmaddubsw): This.
15525 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
15526 (__builtin_ia32_packssdw128): Likewise.
15527 (__builtin_ia32_packuswb128): Likewise.
15528 (__builtin_ia32_pmaddubsw): Likewise.
15529 (__builtin_ia32_pmaddubsw128): Likewise.
15531 2008-04-30 Richard Guenther <rguenther@suse.de>
15533 PR tree-optimization/14847
15534 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
15535 (recognize_bits_test): Use it.
15536 (recognize_single_bit_test): Likewise.
15538 2008-04-30 Martin Jambor <mjambor@suse.cz>
15540 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
15541 instead of setting number of formal parameters to zero.
15542 (ipcp_init_stage): Do not set the number of actual parameters to zero
15544 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
15545 which are called with variable number of arguments.
15546 (ipcp_insert_stage): Explicitely skipping all nodes which are
15547 called with variable number of arguments.
15548 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
15549 number of parameters.
15551 * ipa-prop.h (struct ipa_node_params): Added flag
15552 called_with_var_arguments
15553 (ipa_set_param_count): Added. Changed sole setter to use it.
15554 (ipa_get_param_count): Added. All readers of param_count
15555 converted to use it instead.
15556 (ipa_set_called_with_variable_arg): Added.
15557 (ipa_is_called_with_var_arguments): Added.
15558 (ipa_get_ith_param): Added. All readers of param_decls converted
15560 (ipa_set_cs_argument_count): Added, sole writer to argument_count
15562 (ipa_get_cs_argument_count): Added, all readers of argument_count
15564 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
15567 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
15568 (struct ipcp_lattice): Renamed cval_type to type
15569 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
15571 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
15572 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
15573 (ipcp_insert_stage): Changed the type of variable cvalue to tree
15574 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
15575 (build_const_val): Changed the type of parameter cvalue to tree
15576 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
15577 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
15579 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
15582 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
15583 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
15584 (ipa_add_method): Renamed to ipa_push_func_to_list
15585 (ipa_remove_method): Renamed to ipa_pop_func_from_list
15586 (ipa_callsite_param_count): Removed.
15587 (ipa_callsite_param_count_set): Removed.
15588 (ipa_callsite_param): Removed.
15589 (ipa_callsite_callee): Removed.
15590 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
15591 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
15592 (ipa_method_formal_count): Removed.
15593 (ipa_method_formal_count_set): Removed.
15594 (ipa_method_get_tree): Removed.
15595 (ipa_method_tree_map_create): Removed.
15596 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
15597 (ipa_create_param_decls_array): Creates the array itself
15598 (ipa_create_param_decls_array): Temporary variable info instead of
15599 a few dereferences.
15600 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
15601 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
15602 (get_type): Removed.
15603 (ipa_jf_get_info_type): Removed.
15604 (ipa_node_create): Renamed to ipa_create_node_params
15605 (ipa_free): Renamed to ipa_free_all_node_params
15606 (ipa_nodes_create): Renamed to ipa_create_all_node_params
15607 (ipa_edges_create): Renamed to ipa_create_all_edge_args
15608 (ipa_edges_free): Renamed to ipa_free_all_edge_args
15609 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
15610 (ipa_free_all_node_params): Deallocation to jump_functions moved to
15611 ipa_free_all_edge_args
15612 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
15613 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
15614 (ipa_create_methodlist_node): Removed.
15615 (ipa_methodlist_method): Removed.
15616 (ipa_methodlist_method_set): Removed.
15617 (ipa_methodlist_next_method): Removed.
15618 (ipa_methodlist_next_method_set): Removed.
15619 (ipa_method_is_modified): Removed.
15620 (ipa_method_modify_create): Removed.
15621 (ipa_method_modify_init): Temporary variable info instead of a few
15623 (ipa_detect_param_modifications): Temporary variable info instead of
15624 a few dereferences.
15625 (ipa_compute_jump_functions): Temporary variable info instead of
15626 a few dereferences.
15627 (ipa_method_modify_set): Removed.
15628 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
15629 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
15630 than craph_node as the first parameter.
15631 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
15632 (ipa_method_modify_init): Removed.
15633 (ipa_compute_jump_functions): Added a temp variable instead of
15634 repeatadly dereferencing the cgraph_edge.aux pointer
15635 (ipa_callsite_param_set_type): Removed.
15636 (ipa_compute_jump_functions): i renamed to index and moved to
15638 (ipa_callsite_param_set_info_type_formal): Removed.
15639 (ipa_callsite_param_set_info_type): Removed.
15640 (ipa_callsite_param_map_create): Removed.
15641 (ipa_callsite_tree): Removed.
15642 (ipa_callsite_caller): Removed.
15643 (ipa_pop_func_from_list): return_method removed to return_func
15645 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
15646 prefixed all values with IPA_. Changed all users.
15647 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
15648 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
15649 and FORMAL_IPATYPE IPA_PASS_THROUGH.
15650 (union parameter_info): Renamed to jump_func_value.
15651 (union jump_func_value): Renamed value to constant
15652 (struct ipa_jump_func): Renamed info_type to value
15653 (struct ipa_node): Renamed to ipa_node_params
15654 (struct ipa_node_params): Renamed ipa_arg_num to param_count
15655 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
15656 (struct ipa_node_params): Renamed ipa_mod to modified_flags
15657 (struct ipa_edge): Renamed to ipa_edge_args
15658 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
15659 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
15660 (struct ipa_methodlist): Renamed to ipa_func_list
15661 (struct ipa_func_list): method_p renamed to node, next_method
15663 (ipa_methodlist_p): Removed, switched all users to struct pointer
15664 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
15666 2008-04-30 Alan Modra <amodra@bigpond.net.au>
15668 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
15669 (rs6000_emit_epilogue): Use backchain to restore only when we
15670 have a large frame. Make use of frame pointer to restore if we
15671 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
15673 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
15675 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15676 Add mode to zero_extract.
15677 (sign bit tests peepholes): (Ditto.).
15679 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
15681 * config/i386/i386.c (ix86_builtins): Replace Prescott New
15682 Instructions in comments with SSE3.
15683 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
15684 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
15685 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
15686 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
15687 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
15688 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
15689 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
15690 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
15691 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
15692 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
15693 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
15694 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
15695 (bdesc_sse_args): Renamed to ...
15696 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
15697 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
15698 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
15699 IX86_BUILTIN_FABSQ.
15700 (bdesc_1arg): Moved to ...
15701 (bdesc_args): Here.
15702 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
15703 Instructions in comments with SSE3.
15704 (ix86_expand_sse_operands_builtin): Renamed to ...
15705 (ix86_expand_args_builtin): This. Updated.
15706 (ix86_expand_unop1_builtin): Update comments.
15707 (ix86_expand_builtin): Updated.
15709 2008-04-29 Richard Guenther <rguenther@suse.de>
15711 PR tree-optimization/36078
15712 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
15713 Update virtual SSA form after cleaning up the CFG.
15715 2008-04-29 Richard Guenther <rguenther@suse.de>
15717 PR middle-end/15255
15718 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
15720 2008-04-29 Richard Guenther <rguenther@suse.de>
15722 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
15723 (compute_may_aliases): Do not call finalize_ref_all_pointers.
15724 (compute_flow_insensitive_aliasing): Do not treat
15725 PTR_IS_REF_ALL pointers special.
15726 (get_smt_for): Likewise.
15727 (may_alias_p): Re-structure.
15728 (is_escape_site): A ref-all pointer conversion is not an escape site.
15729 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
15730 PTR_IS_REF_ALL pointers special.
15731 * tree-ssa-structalias.h (struct alias_info): Remove
15732 ref_all_symbol_mem_tag field.
15733 (PTR_IS_REF_ALL): Remove.
15735 2008-04-29 Richard Guenther <rguenther@suse.de>
15737 PR middle-end/36077
15738 * fold-const.c (extract_muldiv_1): In combining division constants
15739 make sure to never overflow.
15741 2008-04-29 Nick Clifton <nickc@redhat.com>
15743 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
15745 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15748 * optc-gen.awk: Work around HP-UX/IA awk bug.
15750 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
15752 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
15755 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15758 * config/i386/i386.md
15759 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
15760 Change operand 1 predicate to nonimmediate_operand.
15762 2008-04-28 Jakub Jelinek <jakub@redhat.com>
15765 * dwarf2out.c (struct die_struct): Mark as chain_circular through
15767 * gengtype.c (walk_type, write_func_for_structure): Handle
15769 * doc/gty.texi: Document chain_circular.
15771 2008-04-28 Richard Guenther <rguenther@suse.de>
15773 PR tree-optimization/36066
15774 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
15777 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15780 * config/i386/i386.md
15781 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
15782 Use match_scratch instead of match_operand for operands 3 and 4.
15784 2008-04-27 Richard Guenther <rguenther@suse.de>
15786 PR tree-optimization/18754
15787 PR tree-optimization/34223
15788 * tree-pass.h (pass_complete_unrolli): Declare.
15789 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
15790 loop size before and after unconditionally of UL_NO_GROWTH in effect.
15791 Rewrite loop into loop closed SSA form if it is not already.
15792 (tree_unroll_loops_completely): Re-structure to iterate over
15793 innermost loops with intermediate CFG cleanups.
15794 Unroll outermost loops only if requested or the code does not grow
15796 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
15797 loops are available.
15798 (tree_vectorize): Instead do so here.
15799 (tree_complete_unroll): Also unroll outermost loops.
15800 (tree_complete_unroll_inner): New function.
15801 (gate_tree_complete_unroll_inner): Likewise.
15802 (pass_complete_unrolli): New pass.
15803 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
15804 uses outside of the loop.
15805 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
15806 form if it is available.
15807 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
15808 * passes.c (init_optimization_passes): Schedule complete inner
15809 loop unrolling pass before the first CCP pass after final inlining.
15811 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
15813 * targhooks.h (default_emutls_var_fields,
15814 default_emutls_var_init): Declare.
15815 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
15816 * target.h (struct gcc_target): Add struct emutls member.
15817 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
15818 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
15819 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
15820 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
15821 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
15822 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
15823 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
15824 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
15825 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
15826 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
15827 emit debug information.
15828 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
15829 * varasm.c: Include targhooks.h.
15830 (emutls_object_section, emutls_tmpl_section): New.
15831 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
15832 (EMUTLS_SEPARATOR): New.
15833 (prefix_name): New.
15834 (get_emutls_object_name): New.
15835 (default_emutls_var_fields): New, broken out of ...
15836 (get_emutls_object_type): ... here. Adjust to use target hooks.
15837 (get_emutls_init_templ_addr): Adjust to use target hooks.
15838 (emutls_decl): Adjust to use target hooks.
15839 (emutls_finish): Likewise.
15840 (default_emutls_var_init): New, broken out of ...
15841 (assemble_variable): ... here. Adjust to use target hooks.
15842 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
15843 SECCAT_EMUTLS_TMPL.
15844 * c-common.c (handle_section_attribute): Prevent overriding
15845 sections for emulated tls with special sections.
15846 * config/i386/i386.c (x86_64_elf_select_section): Add
15847 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
15848 (x86_64_elf_unique_section): Likewise.
15849 * config/vxworks.c: Include tree.h.
15850 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
15851 (vxworks_override_options): Set TLS scheme.
15852 * doc/tm.texi (Emulated TLS): New node.
15854 2008-04-26 Simon Baldwin <simonb@google.com>
15857 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
15858 with propagated string constants.
15860 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
15862 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
15863 constraint for operand 2 when operand 0 is memory operand.
15864 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
15865 operand 0 is memory operand.
15866 (fix_trunc<mode>_i387_with_temp): Ditto.
15867 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
15868 operand 2 when operand 1 is memory operand.
15869 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
15870 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
15871 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
15872 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15873 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
15874 operands 2,3 and 4 when operand 1 is memory operand.
15875 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
15877 (fistdi2_floor_with_temp): Ditto.
15878 (fist<mode>2_floor_with_temp): Ditto.
15879 (fistdi2_ceil_with_temp): Ditto.
15880 (fist<mode>2_ceil_with_temp): Ditto.
15881 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
15883 2008-04-26 David Daney <ddaney@avtrex.com>
15885 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
15887 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
15888 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15889 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15890 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
15891 (compare_and_swap_12): New insn.
15892 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
15893 * config/mips/mips.c (mips_force_binary): New function.
15894 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
15895 (mips_expand_compare_and_swap_12): New function.
15896 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
15898 2008-04-25 Jan Hubicka <jh@suse.cz>
15901 * cfgexpand.c (pass_expand): Turn into RTL pass.
15902 * passes.c (execute_one_pass): Do pass typechecking after execution.
15903 * tree-pass.h (pass_expand): Turn into RTL pass.
15905 * function.h (struct rtl_data): Move here fields
15906 accesses_prior_frames, calls_eh_return, saves_all_registers,
15907 has_nonlocal_goto, has_asm_statement, is_thunk,
15908 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
15909 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
15910 arg_pointer_save_area_init from struct function; turn into bool.
15911 (struct function): Move
15912 calls_eh_return, saves_all_registers, has_nonlocal_goto,
15913 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
15914 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
15915 tail_call_emit, arg_pointer_save_area_init
15916 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
15917 (current_function_returns_struct, current_function_returns_pcc_struct,
15918 current_function_calls_setjmp, current_function_calls_alloca,
15919 current_function_accesses_prior_frames,
15920 current_function_calls_eh_return, current_function_is_thunk,
15921 current_function_stdarg, current_function_profile,
15922 current_function_limit_stack, current_function_uses_pic_offset_table,
15923 current_function_uses_const_pool, current_function_has_nonlocal_label,
15924 current_function_saves_all_registers,
15925 current_function_has_nonlocal_goto,
15926 current_function_has_asm_statement): Remove accesor macros.
15927 * ra-conflict.c (global_conflicts): Update.
15928 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
15929 (suitable_for_tail_call_opt_p): Update.
15930 * builtins.c (expand_builtin_return_addr): Update.
15931 (expand_builtin_setjmp_setup): Update.
15932 (expand_builtin_nonlocal_goto): Update.
15933 * final.c (final_start_function): Update.
15934 (profile_function): Update.
15935 (leaf_function_p): Update.
15936 (only_leaf_regs_used): Update.
15937 * df-scan.c (df_get_exit_block_use_set): Update.
15938 * dojump.c (clear_pending_stack_adjust): Update.
15939 * tree-stdarg.c (gate_optimize_stdarg): Update.
15940 * gimple-low.c (lower_function_body): Update.
15941 * global.c (compute_regsets): Update.
15942 (global_alloc): Update.
15943 * dwarf2out.c (dwarf2out_begin_prologue): Update.
15944 * expr.c (expand_assignment): Update.
15945 * dse.c (dse_step0): Update.
15946 (dse_step1): Update.
15947 * c-decl.c (store_parm_decls): Update.
15948 * local-alloc.c (combine_regs): Update.
15949 (find_free_reg): Update.
15950 * function.c (assign_parms_augmented_arg_list): Update.
15951 (assign_parm_find_data_types): Update.
15952 (assign_parms): Update.
15953 (allocate_struct_function): Update.
15954 (expand_function_start): Update.
15955 (expand_function_end): Update.
15956 (get_arg_pointer_save_area): Update.
15957 (thread_prologue_and_epilogue_insns): Update.
15958 (rest_of_match_asm_constraints): Update.
15959 * stor-layout.c (variable_size): Update.
15960 * gcse.c (gcse_main): Update.
15961 (bypass_jumps): Update.
15962 * gimplify.c (gimplify_function_tree): Update.
15963 * calls.c (emit_call_1): Update.
15964 (expand_call): Update.
15965 * bt-load.c (compute_defs_uses_and_gen): Update.
15966 * except.c (sjlj_assign_call_site_values): Update.
15967 (sjlj_emit_function_enter): Update.
15968 (can_throw_external): Update.
15969 (set_nothrow_function_flags): Update.
15970 (expand_builtin_unwind_init): Update.
15971 (expand_eh_return): Update.
15972 (convert_to_eh_region_ranges): Update.
15973 (output_function_exception_table): Update.
15974 * emit-rtl.c (gen_tmp_stack_mem): Update.
15975 * cfgexpand.c (expand_used_vars): Update.
15976 (tree_expand_cfg): Update.
15977 * cfgcleanup.c (rest_of_handle_jump): Update.
15978 * explow.c (allocate_dynamic_stack_space): Update.
15979 * varasm.c (assemble_start_function): Update.
15980 (force_const_mem): Update.
15981 (mark_constant_pool): Update.
15982 * tree-optimize.c (tree_rest_of_compilation): Update.
15983 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15984 * tree-cfg.c (notice_special_calls): Update.
15985 (is_ctrl_altering_stmt): Update.
15986 (tree_can_make_abnormal_goto): Update.
15987 (tree_purge_dead_abnormal_call_edges): Update.
15988 * config/alpha/predicates.md: Update.
15989 * config/alpha/alpha.c (alpha_sa_mask): Update.
15990 (alpha_sa_size): Update.
15991 (alpha_does_function_need_gp): Update.
15992 (alpha_expand_prologue): Update.
15993 (alpha_start_function): Update.
15994 (alpha_output_function_end_prologue): Update.
15995 (alpha_expand_epilogue): Update.
15996 * config/frv/frv.c (frv_stack_info): Update.
15997 (frv_expand_epilogue): Update.
15998 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15999 (s390_register_info): Update.
16000 (s390_frame_info): Update.
16001 (s390_init_frame_layout): Update.
16002 (s390_can_eliminate): Update.
16003 (save_gprs): Update.
16004 * config/spu/spu.c (spu_split_immediate): Update.
16005 (need_to_save_reg): Update.
16006 (spu_expand_prologue): Update.
16007 (spu_expand_epilogue): Update.
16008 * config/sparc/sparc.md: Update.
16009 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16010 (sparc_tls_got): Update.
16011 (legitimize_pic_address): Update.
16012 (sparc_emit_call_insn): Update.
16013 (sparc_expand_prologue): Update.
16014 (output_return): Update.
16015 (print_operand): Update.
16016 (sparc_function_ok_for_sibcall): Update.
16017 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
16018 * config/m32r/m32r.md: Update.
16019 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
16020 (m32r_compute_frame_size): Update.
16021 (m32r_expand_prologue): Update.
16022 (m32r_expand_epilogue): Update.
16023 (m32r_legitimize_pic_address): Update.
16024 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
16025 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16026 * config/i386/i386.c (ix86_frame_pointer_required): Update.
16027 (gen_push): Update.
16028 (ix86_save_reg): Update.
16029 (ix86_compute_frame_layout): Update.
16030 (ix86_expand_prologue): Update.
16031 (ix86_expand_epilogue): Update.
16032 * config/sh/sh.c (output_stack_adjust): Update.
16033 (calc_live_regs): Update.
16034 (sh5_schedule_saves): Update.
16035 (sh_expand_prologue): Update.
16036 (sh_expand_epilogue): Update.
16037 (sh_setup_incoming_varargs): Update.
16038 (sh_allocate_initial_value): Update.
16039 (sh_get_pr_initial_val): Update.
16040 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
16041 * config/sh/sh.md (label:): Update.
16042 * config/avr/avr.c (out_movhi_mr_r): Update.
16043 * config/crx/crx.h (enum): Update.
16044 * config/xtensa/xtensa.h (along): Update.
16045 * config/stormy16/stormy16.c Update.
16046 (xstormy16_compute_stack_layout): Update.
16047 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
16048 (fr30_expand_prologue): Update.
16049 * config/cris/cris.c (cris_conditional_register_usage): Update.
16050 (cris_reg_saved_in_regsave_area): Update.
16051 (cris_initial_frame_pointer_offset): Update.
16052 (cris_simple_epilogue): Update.
16053 (cris_expand_prologue): Update.
16054 (cris_expand_epilogue): Update.
16055 (cris_expand_pic_call_address): Update.
16056 (cris_asm_output_symbol_ref): Update.
16057 (cris_asm_output_label_ref): Update.
16058 * config/cris/cris.md Update.
16059 * config/iq2000/iq2000.c (compute_frame_size): Update.
16060 (iq2000_expand_epilogue): Update.
16061 * config/mt/mt.h (save_direction): Update.
16062 * config/mn10300/mn10300.c (mn10300_function_value): Update.
16063 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16064 (ia64_secondary_reload_class): Update.
16065 * config/m68k/m68k.c (m68k_save_reg): Update.
16066 (m68k_expand_prologue): Update.
16067 (m68k_expand_epilogue): Update.
16068 (legitimize_pic_address): Update.
16069 * config/rs6000/rs6000.c (rs6000_got_register): Update.
16070 (first_reg_to_save): Update.
16071 (first_altivec_reg_to_save): Update.
16072 (compute_vrsave_mask): Update.
16073 (compute_save_world_info): Update.
16074 (rs6000_stack_info): Update.
16075 (spe_func_has_64bit_regs_p): Update.
16076 (rs6000_ra_ever_killed): Update.
16077 (rs6000_emit_eh_reg_restore): Update.
16078 (rs6000_emit_allocate_stack): Update.
16079 (rs6000_emit_prologue): Update.
16080 (rs6000_emit_epilogue): Update.
16081 (rs6000_output_function_epilogue): Update.
16082 (output_profile_hook): Update.
16083 (rs6000_elf_declare_function_name): Update.
16084 * config/rs6000/rs6000.h (rs6000_args): Update.
16085 * config/rs6000/rs6000.md: Update.
16086 * config/mcore/mcore.c (mcore_expand_prolog): Update.
16087 * config/arc/arc.c (arc_output_function_epilogue): Update.
16088 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
16089 * config/darwin.c (machopic_function_base_name): Update.
16090 * config/score/score3.c (score3_compute_frame_size): Update.
16093 (score3_epilogue): Update.
16094 * config/score/score7.c (score7_compute_frame_size): Update.
16095 (score7_prologue): Update.
16096 (score7_epilogue): Update.
16097 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
16098 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16099 * config/arm/arm.c (use_return_insn): Update.
16100 (require_pic_register): Update.
16101 (arm_load_pic_register): Update.
16102 (arm_compute_save_reg0_reg12_mask): Update.
16103 (arm_compute_save_reg_mask): Update.
16104 (thumb1_compute_save_reg_mask): Update.
16105 (output_return_instruction): Update.
16106 (arm_output_function_prologue): Update.
16107 (arm_output_epilogue): Update.
16108 (arm_get_frame_offsets): Update.
16109 (arm_expand_prologue): Update.
16110 (thumb_pushpop): Update.
16111 (thumb_exit): Update.
16112 (thumb1_expand_prologue): Update.
16113 (thumb1_expand_epilogue): Update.
16114 (arm_unwind_emit): Update.
16115 (arm_output_fn_unwind): Update.
16116 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
16117 * config/arm/arm.md: Update.
16118 * config/pa/pa.md: Update.
16119 * config/pa/pa.c (legitimize_pic_address): Update.
16120 (compute_frame_size): Update.
16121 (hppa_expand_prologue): Update.
16122 (hppa_expand_epilogue): Update.
16123 (borx_reg_operand): Update.
16124 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
16125 (HARD_REGNO_RENAME_OK): Update.
16126 * config/mips/mips.c (mips_global_pointer): Update.
16127 (mips_save_reg_p): Update.
16128 (mips_compute_frame_info): Update.
16129 (mips_frame_pointer_required): Update.
16130 (mips_expand_prologue): Update.
16131 (mips_expand_epilogue): Update.
16132 (mips_can_use_return_insn): Update.
16133 (mips_reorg_process_insns): Update.
16134 * config/v850/v850.c (compute_register_save_size): Update.
16135 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
16136 * config/mmix/mmix.c (along): Update.
16137 (mmix_expand_epilogue): Update.
16138 * config/bfin/bfin.c (legitimize_pic_address): Update.
16139 (must_save_p): Update.
16140 (stack_frame_needed_p): Update.
16141 (add_to_reg): Update.
16142 (bfin_expand_prologue): Update.
16143 * stmt.c (expand_asm_operands): Update.
16144 * reload1.c (reload): Update.
16145 (init_elim_table): Update.
16147 2008-04-25 Bob Wilson <bob.wilson@acm.org>
16149 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
16151 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
16153 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
16154 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
16155 (mov<mode>): Removed.
16156 (*movv4sf_internal): Likewise.
16157 (*movv2df_internal): Likewise.
16159 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
16161 * config.gcc (crx-*-elf): Remove deprecation.
16163 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
16165 * config/i386/cygming-crtend.c (register_frame_ctor): Register
16166 __gcc_deregister_frame with atexit.
16167 (deregister_frame_dtor): Remove.
16169 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
16170 Nathan Sidwell <nathan@codesourcery.com>
16172 * config/rs6000/rs6000.opt (mspe): Remove Var property.
16174 * config/rs6000/rs6000.h (rs6000_spe): Declare.
16175 (rs6000_isel): Likewise.
16176 * config/rs6000/rs6000.c (rs6000_spe): New variable.
16177 (rs6000_isel): New variable.
16178 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
16180 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16183 * c-common.c (handle_vector_size_attribute): Call
16184 lang_hooks.types.reconstruct_complex_type instead of
16185 reconstruct_complex_type.
16186 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
16187 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
16188 * langhooks.h (struct lang_hooks_for_types): Add
16189 reconstruct_complex_type hook.
16190 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
16191 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
16193 2008-04-24 Richard Guenther <rguenther@suse.de>
16195 * c-common.h (check_builtin_function_arguments): Declare.
16196 * c-common.c (validate_nargs): New function.
16197 (check_builtin_function_arguments): Likewise.
16198 * c-typeck.c (build_function_call): Call
16199 check_builtin_function_arguments.
16200 * builtins.c (fold_builtin_classify): Remove error reporting code.
16201 (fold_builtin_unordered_cmp): Likewise.
16202 (fold_builtin_1): Likewise.
16203 (fold_builtin_n): Likewise.
16205 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16207 PR tree-optimization/36008
16208 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
16209 the original op1, rather than delta by step.
16211 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
16212 Sebastian Pop <sebastian.pop@amd.com>
16214 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
16215 eliminate_local_variables_stmt, eliminate_local_variables,
16216 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
16217 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
16218 of code delimited by two edges in the CFG.
16219 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
16220 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
16221 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
16222 the case of parallelisation of reductions.
16223 (expr_invariant_in_region_p): New.
16225 * tree-flow.h (gather_blocks_in_sese_region): Declared.
16226 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
16228 2008-04-24 Ira Rosen <irar@il.ibm.com>
16229 Richard Guenther <rguenther@suse.de>
16231 PR tree-optimization/36034
16232 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
16233 incapable of dealing with loads with gaps.
16235 2008-04-24 Rafael Espíndola <espindola@google.com>
16237 * tree-flow.h (vrp_evaluate_conditional): Change signature.
16238 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16239 vrp_evaluate_conditional.
16240 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
16241 (vrp_evaluate_conditional): Split the cond argument.
16242 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
16243 (simplify_stmt_for_jump_threading): Update call to
16244 vrp_evaluate_conditional.
16246 2008-04-24 Ira Rosen <irar@il.ibm.com>
16248 PR tree-optimization/35982
16249 * tree-vect-analyze.c (vect_check_interleaving): Check that the
16250 interleaved data-refs are of the same type.
16252 2008-04-24 Danny Smith <dannysmith@users.net>
16254 * c-format.c (check_format_info_main): Use strncmp rather than a
16255 magic prefix to handle multichar length specs.
16256 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
16257 Don't prefix "I64" and "I32" with '\0'.
16259 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16262 * config/i386/i386.c (init_cumulative_args): Don't pass anything
16263 in registers for -m32 only if stdarg_p (fntype).
16265 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
16267 PR rtl-optimization/36006
16268 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
16269 temp to op0 in order to avoid invalid rtx sharing.
16271 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
16273 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
16274 check TREE_INVARIANT.
16275 * tree-gimple.c (is_gimple_address): New.
16276 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
16277 * tree-gimple.h (is_gimple_address): New.
16278 * tree.h (decl_address_invariant_p): New.
16279 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
16280 (build_string): Likewise.
16281 (decl_address_invariant_p): New, from is_gimple_invariant_address.
16282 (tree_invariant_p_1): Likewise.
16283 (save_expr): Use it.
16284 (tree_invariant_p): New.
16285 (skip_simple_arithmetic): Use it.
16286 (stabilize_reference_1): Use it.
16287 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
16289 (build1_stat): Drop code to compute TREE_INVARIANT.
16290 (build2_stat): Drop code to compute TREE_INVARIANT.
16291 (build3_stat): Drop code to compute TREE_INVARIANT.
16292 (build4_stat): Drop code to compute TREE_INVARIANT.
16293 (build5_stat): Drop code to compute TREE_INVARIANT.
16294 (build7_stat): Drop code to compute TREE_INVARIANT.
16295 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
16296 * tree.h (struct tree_base): Remove invariant_flag.
16297 (TREE_INVARIANT): Remove.
16298 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
16299 (fold_builtin_expect): Check TREE_CONSTANT.
16300 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
16301 * c-tree.h (c_expr_to_decl): Drop third parameter.
16302 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
16303 (build_c_cast): Don't set TREE_INVARIANT.
16304 (pop_init_level): Don't set TREE_INVARIANT.
16305 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
16306 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
16308 (gimplify_init_constructor): Don't set TREE_INVARIANT.
16309 (gimplify_addr_expr): Adjust comment.
16310 * tree-mudflap.c (mf_build_string):
16311 * print-tree.c (print_node): Don't print TREE_INVARIANT.
16312 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
16313 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
16314 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
16315 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
16316 * langhooks.h (struct lang_hooks): Drop third parameter from
16319 2008-04-23 Richard Guenther <rguenther@suse.de>
16321 PR tree-optimization/27799
16322 PR tree-optimization/32921
16323 PR tree-optimization/32624
16324 * tree-ssa-structalias.c (merge_smts_into): Only merge the
16325 SMTs aliases and the tag itself into the solution.
16326 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
16327 merge the points-to solution back into the SMT aliases.
16328 (may_alias_p): Use alias_set_subset_of instead of
16329 aliases_conflict_p. A pointer which points to
16330 memory with alias set zero may access any variable.
16332 2008-04-23 Richard Guenther <rguenther@suse.de>
16334 * alias.c (alias_set_subset_of): Correctly handle asking
16335 if zero is a subset of an alias set with zero child.
16336 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
16337 (compute_flow_insensitive_aliasing): Correctly walk all
16338 pointers. Do not unnecessarily union sets.
16340 2008-04-23 Richard Guenther <rguenther@suse.de>
16342 PR middle-end/36021
16343 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
16345 2008-04-22 Tomas Bily <tbily@suse.cz>
16347 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
16349 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
16351 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16352 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16353 * tree-inline.c (estimate_num_insns_1): Likewise.
16354 * varasm.c (const_hash_1, compare_constant, copy_constant)
16355 (compute_reloc_for_constant, output_addressed_constants): Likewise.
16356 * emit-rtl.c (component_ref_for_mem_expr)
16357 (set_mem_attributes_minus_bitpos): Likewise.
16358 * expr.c (highest_pow2_factor, expand_expr_real_1, )
16359 (is_aligning_offset): Likewise.
16360 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
16361 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16362 * dojump.c (do_jump): Likewise.
16363 * builtins.c (get_pointer_alignment, get_memory_rtx)
16364 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
16365 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
16367 2008-04-23 Jakub Jelinek <jakub@redhat.com>
16369 PR rtl-optimization/36017
16370 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
16371 expanding the library call.
16373 2008-04-22 Ian Lance Taylor <iant@google.com>
16375 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
16376 than size_in_bytes.
16378 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
16380 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
16381 of LR/CTR moves for Power6.
16383 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
16385 PR middle-end/36003
16386 * passes.c (init_optimization_passes): Remove
16387 pass_fast_rtl_byte_dce.
16389 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
16392 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
16393 builtin functions to generate faster code.
16394 (_mm_cvtpu16_ps): Ditto.
16395 (_mm_cvtpi32x2_ps): Ditto.
16397 2008-04-22 Nick Clifton <nickc@redhat.com>
16399 * common.opt (ftree-loop-distribution): Add Optimization
16402 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
16403 (frv_expand_builtin_va_start): Likewise.
16405 * config/arm/arm.c (thumb_find_work_register): Fix location of
16406 argument register count.
16408 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16410 Support scheduling for ColdFire V1 and V3 microarchitecture.
16411 Improve scheduling of multiplication instructions.
16413 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
16414 (mac): New instruction attribute.
16415 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
16416 (m68k_sched_mac): New variable.
16417 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
16418 Handle cfv1 and cfv3.
16419 (max_insn_size): New static variable.
16420 (struct _sched_ib): New type.
16421 (sched_ib): New static variable.
16422 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
16423 to fields of 'struct _sched_ib sched_ib'. Update all uses.
16424 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
16426 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
16427 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
16428 new variables. Update.
16429 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16430 Add modeling of cfv3 instruction buffer. Update.
16431 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
16432 * config/m68k/m68k.h (TUNE_CFV3): New macro.
16433 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
16434 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
16435 a particular reservation applies to.
16436 (type2): Reorganize attribute values. Rename alu to alu_reg,
16437 alu_l to alu, move_l to omove. Join move to alu. Split mul
16438 to mul_l and mul_w.
16439 (cf_ib_*): Simplify description of instruction buffer.
16440 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
16441 (cf_mem): Split into cf_mem1 and cf_mem2.
16442 (cf_v2_move_??): Rename to cfv12_alu_??.
16443 (cf_v2_move_l_??): Rename to cfv12_omove_??.
16444 (cf_v2_mul_??): Remove reservations.
16445 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
16446 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
16447 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
16449 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
16450 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
16451 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
16452 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
16453 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
16454 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
16455 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
16456 expansions of the above reservations for instructions of sizes
16459 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16461 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
16463 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
16465 * coverage.c: Include tree-pass.h.
16466 (coverage_counter_alloc): Print da_file_name to the dump file.
16468 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16470 * sbitmap.c (sbitmap_range_empty_p): New function.
16471 * sbitmap.h (sbitmap_range_empty_p): New function.
16472 * bitmap.h: Now includes obstack.h.
16474 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
16475 Kenneth Zadeck <zadeck@naturalbridge.com>
16477 * dbgcnt.def (ra_byte_scan): Added.
16478 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
16479 when the last hit happens for a counter.
16480 * timevar.def (TV_DF_BYTE_LR): New variable.
16481 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
16482 * passes.c (pass_fast_rtl_byte_dce): New pass.
16483 * fwprop.c (update_df): Added mode to call df_ref_create.
16484 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16485 DF_REF_EXTRACT_OFFSET.
16486 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
16487 DF_BYTE_LR_OUT, df_byte_lr): New macro.
16489 (df_ref_extract): Added mode field.
16490 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
16491 DF_REF_EXTRACT_OFFSET.
16492 (DF_REF_EXTRACT_MODE): New macro.
16493 (df_byte_lr_bb_info): New structure.
16494 (df_print_byte_regset, df_compute_accessed_bytes,
16495 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
16496 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
16497 df_byte_lr_simulate_uses,
16498 df_byte_lr_simulate_artificial_refs_at_top,
16499 df_byte_lr_simulate_artificial_refs_at_end,
16500 df_compute_accessed_bytes): New function.
16501 (df_ref_create): Add parameter.
16502 (df_byte_lr_get_bb_info): New inline function.
16503 * df-scan.c (df_ref_record, df_uses_record,
16504 df_ref_create_structure): Added mode parameter.
16505 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
16506 df_defs_record, df_uses_record, df_get_conditional_uses,
16507 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
16508 df_entry_block_defs_collect, df_exit_block_uses_collect):
16509 Added mode parameter to calls to df_ref_record, df_uses_record,
16510 df_ref_create_structure.
16511 (df_ref_equal_p, df_ref_compare): Added test for modes.
16512 (df_ref_create_structure): Added code to set mode. Renamed
16513 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16514 DF_REF_EXTRACT_OFFSET.
16515 * df-core.c (df_print_byte_regset): New function.
16516 * df-byte-scan.c: New file.
16517 * df-problems.c (df_rd_transfer_function): Removed unnecessary
16518 calls to BITMAP_FREE.
16519 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
16520 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
16521 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
16522 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
16523 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
16524 df_byte_lr_local_compute, df_byte_lr_init,
16525 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
16526 df_byte_lr_transfer_function, df_byte_lr_free,
16527 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
16528 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
16529 df_byte_lr_simulate_uses,
16530 df_byte_lr_simulate_artificial_refs_at_top,
16531 df_byte_lr_simulate_artificial_refs_at_end): New function.
16532 * dce.c (byte_dce_process_block): New function.
16533 (dce_process_block): au is now passed in rather than computed
16534 locally. Changed loops that look at artificial defs to not look
16535 for conditional or partial ones, because there never are any.
16536 (fast_dce): Now is able to drive byte_dce_process_block or
16537 dce_process_block depending on the kind of dce being done.
16538 (rest_of_handle_fast_dce): Add parameter to fast_dce.
16539 (rest_of_handle_fast_byte_dce): New function.
16540 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
16541 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
16543 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
16546 * gcc.h: Added fortran options that take arguments to
16547 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
16550 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
16552 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
16553 scalarization if on the LHS and not a full access.
16555 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16557 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
16559 2008-04-18 Rafael Espíndola <espindola@google.com>
16561 * tree-vrp.c (find_case_label_index): Fix the binary search.
16562 (find_case_label_range): New.
16563 (vrp_visit_switch_stmt): Use find_case_label_range.
16564 (simplify_switch_using_ranges): Use find_case_label_range.
16566 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
16568 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
16569 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
16571 2008-04-18 Tom Tromey <tromey@redhat.com>
16574 * doc/cpp.texi (Implementation-defined behavior): Mention
16577 2008-04-18 Ian Lance Taylor <iant@google.com>
16579 * fold-const.c (pointer_may_wrap_p): New static function.
16580 (fold_comparison): Add another test for pointer overflow. Use
16581 pointer_may_wrap_p to disable some false positives.
16583 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
16585 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
16586 (fname_as_string): Match updated cpp_interpret_string prototype.
16587 (fix_string_type): Support char16_t* and char32_t*.
16588 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
16589 derivative) nodes. Register as builtin if C++0x.
16590 (c_parse_error): Support CPP_CHAR{16,32}.
16591 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
16592 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
16593 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
16594 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
16595 CTI_CHAR32_ARRAY_TYPE>: New elements.
16596 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
16597 char32_type_node, signed_char32_type_node, char16_array_type_node,
16598 char32_array_type_node): New defines.
16599 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
16600 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
16601 (lex_string): Support CPP_STRING{16,32}, match updated
16602 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
16603 (lex_charconst): Support CPP_CHAR{16,32}.
16604 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
16605 and CPP_STRING{16,32}.
16607 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
16610 * aclocal.m4: Regenerate.
16611 * configure: Regenerate.
16613 2008-04-18 Jan Hubicka <jh@suse.cz>
16615 * except.c (dw2_size_of_call_site_table,
16616 sjlj_size_of_call_site_table): Use vector API for call_site_record.
16618 * cgraphbuild.c (build_cgraph_edges): Update.
16619 * tree-pass.h: Update comment.
16620 * final.c (leaf_function_p): Update.
16621 (leaf_renumber_regs): Update.
16622 (rest_of_clean_state): Update.
16623 * omp-low.c (expand_omp_parallel): Update.
16624 * ipa-reference.c (analyze_function): Update.
16625 * reorg.c (find_end_label): Update.
16626 (optimize_skip): Update.
16627 (fill_simple_delay_slots): Update.
16628 (fill_simple_delay_slots): Update.
16629 (make_return_insns): Update.
16630 (dbr_schedule): Update.
16631 * gimple-low.c (record_vars_into): Update.
16632 * cfgbuild.c (make_edges): Update.
16633 * function.c (assign_stack_local): Update.
16634 (assign_parm_adjust_stack_rtl): Update.
16635 (locate_and_pad_parm): Update.
16636 (allocate_struct_function): Do not initialize stack_alignment_needed
16637 and preferred_stack_boundary here.
16638 (stack_protect_prologue): Update.
16639 (stack_protect_epilogue): Update.
16640 (expand_function_start): Initialize stack_alignment_needed,
16641 preferred_stack_boundary and max_jumptable_ents.
16642 (expand_function_end): Update.
16643 (free_after_compilation): Do not NULLify epilogue_delay_list.
16644 * function.h (struct rtl_data): Add stack_protect_guard,
16645 stack_alignment_needed,
16646 preferred_stack_boundary, epilogue_delay_list.
16647 (struct function): Remove value_histograms, stack_alignment_needed,
16648 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
16650 unexpanded_var_list, stack_protect_guard.
16651 (current_function_epilogue_delay_list): Remove.
16652 * ipa-type-escape.c (analyze_function): Update.
16653 * gimplify.c (pop_gimplify_context): Update comment.
16654 * calls.c (expand_call): Update.
16655 (emit_library_call_value_1): Update.
16656 * except.c (set_nothrow_function_flags): Update.
16657 * cfgexpand.c (get_decl_align_unit): Update.
16658 (create_stack_guard): Update.
16659 (estimated_stack_frame_size): Update.
16660 (expand_used_vars): Update.
16661 (tree_expand_cfg): Free histogram earliers, init expansion variables.
16662 * explow.c (allocate_dynamic_stack_space): Update.
16663 * tree-ssa-live.c (remove_unused_locals): Update.
16664 * varasm.c (mark_constant_pool): Update.
16665 * tree-inline.c (remap_decls): Update.
16666 (initialize_cfun): Update.
16667 (declare_return_variable): Update.
16668 (inline_forbidden_p): Update.
16669 (expand_call_inline): Update.
16670 (declare_inline_vars): Update.
16671 (tree_function_versioning): Update.
16672 * tree-flow.h (value_histograms): New.
16673 (VALUE_HISTOGRAMS): New macro.
16674 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
16676 * tree-cfg.c (set_bb_for_stmt): Update.
16677 (replace_by_duplicate_decl): Update.
16678 (move_block_to_fn): Update.
16679 (new_label_mapper): Update.
16680 (dump_function_to_file): Update.
16681 * ipa-struct-reorg.c (build_data_structure): Update.
16682 * cfgrtl.c (print_rtl_with_bb): Update.
16683 * reload1.c (reload): Update.
16685 * config/i386/i386.c (setup_incoming_varargs_64,
16686 ix86_compute_frame_layout): Update.
16687 * config/arc/arc.c (arc_output_function_epilogue): Update.
16689 2008-04-18 Marius Strobl <marius@FreeBSD.org>
16691 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
16692 for FreeBSD as well.
16693 * gthr-posix95.h: Likewise.
16695 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
16697 PR rtl-optimization/35838
16698 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
16699 out the byte offset of the first subreg.
16701 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
16703 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
16704 to split_ti instead of three separate calls with single member arrays.
16705 (subti3 splitter): Ditto.
16706 (adddi3 splitter): Ditto with split_di.
16707 (subdi3 splitter): Ditto.
16708 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
16709 two separate calls with single member arrays. Swap match_dup
16710 operands 1 and 2 to better fit into the array.
16711 (negdi2 splitter): Ditto with split_di.
16712 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
16713 two separate calls with single member arrays. Swap match_dup operands
16714 6 and 7 to better fit into the array.
16716 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
16718 * config/i386/i386.c (sse_builtin_type): New.
16719 (bdesc_sse_args): Likewise.
16720 (bdesc_sse_3arg): Removed.
16721 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16722 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
16723 IX86_BUILTIN_ROUNDPS.
16724 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
16725 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
16726 IX86_BUILTIN_ROUNDPS.
16727 (ix86_expand_sse_4_operands_builtin): Removed.
16728 (ix86_expand_sse_operands_builtin): New.
16729 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
16730 and CODE_FOR_sse4_1_roundps.
16731 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16732 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
16734 2008-04-17 Alan Modra <amodra@bigpond.net.au>
16737 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
16738 regs before frame pop when needed. If use_backchain_to_restore_sp
16739 then load backchain into a temp reg to restore vr and vrsave. Add
16740 code to restore vr after frame pop if possible.
16742 2008-04-17 Richard Guenther <rguenther@suse.de>
16744 * tree-vn.c (expressions_equal_p): Do not check type
16745 equality or compatibility before calling operand_equal_p.
16746 * fold-const.c (operand_equal_p): Check equivalence of
16747 integer constants before bailing out due to signedness or
16748 precision differences.
16749 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
16750 spurious differences in type qualification. Ignore types
16751 for COMPONENT_REFs at all.
16753 2008-04-17 Christian Bruel <christian.bruel@st.com>
16755 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
16756 msw_skip comparison.
16758 2008-04-16 Jakub Jelinek <jakub@redhat.com>
16761 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
16764 PR tree-optimization/35899
16765 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
16766 rather than TREE_OPERAND.
16768 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
16771 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
16772 temporary registers. Change operand predicate to general_operand.
16773 (remainderxf3): Ditto.
16775 2008-04-16 Richard Guenther <rguenther@suse.de>
16777 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
16778 * tree-affine.c (aff_combination_expand): Look through some
16781 2008-04-15 Doug Kwan <dougkwan@google.com>
16783 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
16785 * tree-pretty-print.c (dump_generic_node): Ditto.
16786 * final.c (output_addr_const): Ditto.
16787 * dwarf2out.c (output_cfi): Ditto.
16788 * c-pretty-print.c (pp_c_integer_constant): Ditto.
16789 * print-rtl.c (print_rtx): Ditto.
16790 * print-tree.c (print_node_brief, print_node): Ditto.
16791 * c-common.c (match_case_to_enum_1): Ditto.
16792 * sched-vis.c (print_value): Ditto.
16793 * config/i386/i386.c (print_operand): Cast to long unsigned int
16796 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
16797 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
16798 MS Windows VirtualProtect function.
16800 2008-04-15 Jan Hubicka <jh@suse.cz>
16802 * gengtype.c (write_root): Param_is argument is OK.
16803 * expr.c (expand_expr_real_1): Update call of get_exception_*.
16804 * function.h: Include varray.h
16805 (rtl_eh): New stucture based on except.c one.
16806 (call_site_record): New forward declaration and vector type.
16807 * calls.c (emit_call_1): Do not call
16808 note_current_region_may_contain_throw.
16809 * except.c (eh_status): Remove cur_region, try_region since they are
16811 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
16812 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
16813 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
16814 Remove call_site_data_used, call_site_data_size.
16815 Turn call_site_record into vector in function.h.
16816 (note_current_region_may_contain_throw): Remove.
16817 (get_exception_pointer, get_exception_filter): Do not take struct
16818 function argument; update.
16819 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
16820 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
16821 build_post_landing_pads, dw2_build_landing_pads,
16822 sjlj_assign_call_site_values, sjlj_mark_call_sites,
16823 sjlj_emit_function_enter, sjlj_emit_function_enter,
16824 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
16825 sjlj_build_landing_pads, finish_eh_generation,
16826 remove_exception_handler_label, remove_eh_handler,
16827 maybe_remove_eh_handler, add_reachable_handler,
16828 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
16829 add_action_record, collect_one_action_chain, add_call_site,
16830 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
16831 sjlj_output_call_site_table, output_function_exception_table,
16832 * except.h (note_current_region_may_contain_throw): Remove
16833 (get_exception_pointer, get_exception_filter): Do not take struct
16835 * Makefile.in (GTFILES): Put varargs before struct function.
16837 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16839 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
16840 punt for STRING_CST.
16841 (get_constraint_for): Deal with STRING_CST here instead.
16843 2008-04-15 Richard Guenther <rguenther@suse.de>
16845 * tree-ssa-propagate.c (substitute_and_fold): Substitute
16846 statements in a basic-block with a backward walk. Do not
16847 substitute into dead statements but instead remove those.
16849 2008-04-15 Richard Guenther <rguenther@suse.de>
16851 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
16852 to zero, thus disable creation of SFTs.
16854 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16856 * tree-predcom.c (suitable_reference_p): Return false if the
16857 reference can throw.
16859 2008-04-15 Jakub Jelinek <jakub@redhat.com>
16862 * c-decl.c (finish_decl): If extern or static var has variable
16863 size, set TREE_TYPE (decl) to error_mark_node.
16865 2008-04-15 Rafael Espíndola <espindola@google.com>
16867 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
16870 2008-04-15 Richard Guenther <rguenther@suse.de>
16872 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
16873 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
16874 (visit_reference_op_load): Do walk vuse-vdef chains on
16875 vn_reference_lookup.
16876 (visit_reference_op_store): But do not here.
16877 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
16878 vn_reference_lookup.
16879 (vn_lookup_with_vuses): But do so here.
16881 2008-04-14 Ian Lance Taylor <iant@google.com>
16883 * fold-const.c (fold_overflow_warning): Remove assertion.
16885 2008-04-15 Ben Elliston <bje@au.ibm.com>
16887 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
16888 temp1 local variables.
16890 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
16893 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
16894 ".text.unlikely" section as executable.
16896 2008-04-14 James E. Wilson <wilson@tuliptree.org>
16898 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16899 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
16900 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
16901 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
16902 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
16903 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
16904 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
16906 2008-04-14 Ian Lance Taylor <iant@google.com>
16908 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
16909 * fold-const.c (fold_comparison): If appropriate, test
16910 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
16911 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
16912 reassociating a pointer type.
16913 * doc/invoke.texi (Optimize Options): Document that
16914 -fstrict-overflow applies to pointer wraparound.
16916 2008-04-13 Jan Hubicka <jh@suse.cz>
16918 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
16920 2008-04-12 Andrew Pinski <pinskia@gmail.com>
16922 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
16923 we are going to "save the world".
16925 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
16927 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
16928 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
16929 operand 0 constraint, not "=".
16931 2008-04-11 James E. Wilson <wilson@tuliptree.org>
16933 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
16935 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16937 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
16938 of size of positions_needed * CHAR_BIT.
16940 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16942 PR middle-end/35897
16943 * dse.c (store_info): Change positions_needed to unsigned
16945 (lowpart_bitmask): New.
16946 (record_store): Cast to unsigned HOST_WIDE_INT for
16947 positions_needed. Assert width <= size of positions_needed *
16948 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
16949 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
16950 lowpart_bitmask to set mask.
16952 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16954 * config/bfin/constraints.md: New file.
16955 * config/bfin/bfin.md: Include it.
16956 (adddi3): Use satisfies_constraint functions instead of the old macros.
16957 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
16958 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
16959 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
16960 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
16961 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
16962 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16963 EXTRA_CONSTRAINT): Delete.
16964 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16965 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16967 * config/bfin/bfin.c: Include "tm-constrs.h".
16968 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16969 Use satisfies_constraint functions instead of the old macros.
16970 * doc/md.texi (Blackfin Constraints): Update file name reference.
16972 2008-04-11 Richard Guenther <rguenther@suse.de>
16974 PR tree-optimization/35869
16975 * tree-vrp.c (execute_vrp): Move switch statement update after
16976 jump threading. Schedule another cfg cleanup run.
16978 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16981 * attribs.c (decl_attributes): Return early on errorneous node.
16983 2008-04-10 Oleg Ryjkov <olegr@google.com>
16985 * tree.h (struct tree_base): Added a new flag default_def_flag.
16986 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16988 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16990 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16992 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16995 * pa.md: Define mode iterator P. Define mode attribute dwc.
16996 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16997 (icacheflush): Likewise.
16998 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16999 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17001 2008-04-11 Ben Elliston <bje@au.ibm.com>
17003 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17005 2008-04-10 Rafael Espíndola <espindola@google.com>
17007 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17008 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17009 (extract_range_from_expr): The same.
17011 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17013 * config/mips/mips.md (GPR2): New mode iterator.
17014 (seq): Add comment.
17015 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
17016 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
17017 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
17018 Rewrite these to take two modes, the mode of comparison and the
17019 mode of the destination.
17020 * config/mips/mips.c (mips_expand_scc): Instead of having
17021 paradoxical subreg as destination, expand "narrowing" scc if mode
17022 of comparison is SI and target is requested in DI mode.
17023 (mips_emit_int_order_test): Update comment. Make mode of
17024 comparison match CMP0 rather than TARGET. When creating inverse
17025 target use mode of TARGET.
17027 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17029 * gcov-dump.c (tag_summary): Only print summaries for the first
17030 GCOV_COUNTERS_SUMMABLE counters.
17032 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
17034 * config/i386/i386.md (absneg): New code iterator.
17035 (absnegprefix): New code attribute.
17036 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
17037 patterns using absneg code iterator.
17038 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
17039 using absneg code iterator.
17040 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
17041 *neg<mode>2 patterns using absneg code iterator.
17042 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17043 *negextendsfdf2 patterns using absneg code iterator.
17044 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
17045 *negextendsfxf2 patterns using absneg code iterator.
17046 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17047 *negextendsfdf2 patterns using absneg code iterator.
17048 * config/i386/sse.md (<code><mode>2): Macroize expander from
17049 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
17051 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
17053 * config/s390/s390.h: Remove the remains of the recent search
17054 & replace action of current_function_outgoing_args_size.
17056 2008-04-10 Ira Rosen <irar@il.ibm.com>
17058 PR tree-optimization/35821
17059 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
17060 NEW_STMT_LIST is not NULL.
17062 2008-04-09 David Edelsohn <edelsohn@gnu.org>
17065 * toplev.c (process_options): Remove -ffunction-sections debugging
17068 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
17070 PR middle-end/PR28690
17071 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
17072 than gen_rtx_fmt_ee to perform more canonicalizations.
17074 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17077 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
17079 2008-04-09 Richard Guenther <rguenther@suse.de>
17081 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
17082 (dump_function_to_file): Dump function arguments with types.
17084 2008-04-08 Richard Guenther <rguenther@suse.de>
17086 * fold-const.c (fold_widened_comparison): Do not allow
17087 sign-changes that change the result.
17089 2008-04-08 Janis Johnson <janis187@us.ibm.com>
17092 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
17093 kinds of indirect references.
17095 2008-04-08 David Edelsohn <edelsohn@gnu.org>
17097 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
17098 GNU Fortran language string.
17100 2008-04-08 Rafael Espíndola <espindola@google.com>
17102 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
17103 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
17104 * tree.h (tree_call_nonnegative_warnv_p): New.
17106 2008-04-08 Jan Hubicka <jh@suse.cz>
17108 * function.c (free_after_compilation): Clear out regno_reg_rtx
17111 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
17114 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17116 PR middle-end/PR28690
17117 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
17118 same precedence as REG_POINTER and MEM_POINTER operands.
17120 2008-04-08 Richard Guenther <rguenther@suse.de>
17122 PR middle-end/35834
17123 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
17124 for adding index to base.
17126 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
17128 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
17129 (MINGW_ENABLE_EXECUTE_STACK): New.
17130 (IN_LIBGCC2): For libgcc include windows.h file for
17131 function declarations.
17133 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
17135 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
17136 and tem2 if tem1 is not a REG or MULT.
17138 2008-04-08 Jan Hubicka <jh@suse.cz>
17140 * function.h (incomming_args): Break out of struct function.
17141 (function_subsections): Break out of struct function.
17142 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
17143 return_rtx and hard_reg_initial_vals from struct function.
17144 Kill inl_max_label_num.
17145 (current_function_pops_args, current_function_args_info,
17146 current_function_args_size, current_function_args_size,
17147 current_function_pretend_args_size,
17148 current_function_outgoing_args_size,
17149 current_function_internal_arg_pointer, current_function_return_rtx):
17150 Kill compatibility accestor macros.
17151 * builtins.c (expand_builtin_apply_args_1): Update.
17152 (expand_builtin_next_arg): Update.
17153 * df-scan.c (df_get_call_refs): Update.
17154 * dbxout.c (dbxout_function_end): Update.
17155 * dwarf2out.c (dwarf2out_switch_text_section): Update.
17156 (output_line_info): Update.
17157 (secname_for_decl): Update.
17158 (dwarf2out_var_location): Update.
17159 * function.c (free_after_compilation): Update.
17160 (assign_parm_find_stack_rtl): Update.
17161 (assign_parms): Update.
17162 (expand_dummy_function_end): Update.
17163 (expand_function_end): Update.
17164 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
17165 (expand_call): Update.
17166 (emit_library_call_value_1): Update.
17167 (store_one_arg): Update.
17168 * varasm.c (initialize_cold_section_name): Update.
17169 (unlikely_text_section): Update.
17170 (unlikely_text_section_p): Update.
17171 (assemble_start_function): Update.
17172 (assemble_end_function): Update.
17173 (default_section_type_flags): Update.
17174 (switch_to_section): Update.
17175 * integrate.c (set_decl_abstract_flags): Update.
17176 (get_hard_reg_initial_val): Update.
17177 (has_hard_reg_initial_val): Update.
17178 (allocate_initial_values): Update.
17179 * resource.c (init_resource_info): Update.
17180 * config/alpha/alpha.c (NUM_ARGS): Update.
17181 (direct_return): Update.
17182 (alpha_va_start): Update.
17183 (alpha_sa_size): Update.
17184 (alpha_initial_elimination_offset): Update.
17185 (alpha_expand_prologue): Update.
17186 (alpha_start_function): Update.
17187 (alpha_expand_epilogue): Update.
17188 (unicosmk_initial_elimination_offset):
17189 * config/alpha/alpha.md (call expander): Update.
17190 * config/s390/s390.c (s390_register_info): Update.
17191 (s390_register_info): Update.
17192 (s390_frame_info): Update.
17193 (s390_initial_elimination_offset): Update.
17194 (s390_build_builtin_va_list): Update.
17195 (s390_va_start): Update.
17196 * config/spu/spu.c (direct_return): Update.
17197 (spu_expand_prologue): Update.
17198 (spu_initial_elimination_offset): Update.
17199 (spu_build_builtin_va_list): Update.
17200 (spu_va_start): Update.
17201 * config/sparc/sparc.c (sparc_init_modes): Update.
17202 (sparc_compute_frame_size): Update.
17203 (function_value): Update.
17204 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
17205 * config/i386/i386.md (return expander): Update.
17206 * config/i386/i386.c (ix86_va_start): Update.
17207 (ix86_can_use_return_insn_p): Update.
17208 (ix86_compute_frame_layout): Update.
17209 (ix86_expand_epilogue): Update.
17210 * config/sh/sh.c (output_stack_adjust): Update.
17211 (calc_live_regs): Update.
17212 (sh_expand_prologue): Update.
17213 (sh_builtin_saveregs): Update.
17214 (sh_va_start): Update.
17215 (initial_elimination_offset): Update.
17216 (sh_allocate_initial_value): Update.
17217 (sh_function_ok_for_sibcall): Update.
17218 (sh_get_pr_initial_val): Update.
17219 * config/sh/sh.md (return expander): Update.
17220 * config/avr/avr.c (frame_pointer_required_p): UPdate.
17221 * config/crx/crx.c (crx_compute_frame): UPdate.
17222 (crx_initial_elimination_offset): UPdate.
17223 * config/xtensa/xtensa.c (compute_frame_size): Update
17224 (xtensa_builtin_saveregs): Update.
17225 (xtensa_va_start): Update.
17226 (order_regs_for_local_alloc): Update.
17227 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
17228 (xstormy16_expand_builtin_va_start): Update.
17229 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
17230 * config/m68hc11/m68hc11.md (return expanders): Update.
17231 * config/m68hc11/m68hc11.c (expand_prologue): Update.
17232 (expand_epilogue): Update.
17233 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
17234 (cris_simple_epilogue): Update.
17235 (cris_expand_prologue): Update.
17236 (cris_expand_epilogue): Update.
17237 * config/iq2000/iq2000.c (iq2000_va_start): Update.
17238 (compute_frame_size): Update.
17239 * config/mt/mt.c (mt_compute_frame_size): Update.
17240 * config/mn10300/mn10300.c (expand_prologue): Update.
17241 (expand_epilogue): Update.
17242 (initial_offset): Update.
17243 (mn10300_builtin_saveregs):
17244 * config/mn10300/mn10300.md (return expander): Update.
17245 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17246 (ia64_initial_elimination_offset): Update.
17247 (ia64_initial_elimination_offset): Update.
17248 (ia64_expand_prologue): Update.
17249 * config/m68k/m68k.md (return expander): Update.
17250 * config/rs6000/rs6000.c (rs6000_va_start): Update.
17251 (rs6000_stack_info): Update.
17252 * config/mcore/mcore.c (layout_mcore_frame): Update.
17253 (mcore_expand_prolog): Update.
17254 * config/arc/arc.c (arc_compute_frame_size): Update.
17255 * config/score/score3.c (score3_compute_frame_size): Update.
17256 * config/score/score7.c (score7_compute_frame_size): Update.
17257 * config/arm/arm.c (use_return_insn): Update.
17258 (thumb_find_work_register): Update.
17259 (arm_compute_save_reg_mask): Update.
17260 (arm_output_function_prologue): Update.
17261 (arm_output_epilogue): Update.
17262 (arm_size_return_regs): Update.
17263 (arm_get_frame_offsets): Update.
17264 (arm_expand_prologue): Update.
17265 (thumb_exit): Update.
17266 (thumb_unexpanded_epilogue): Update.
17267 (thumb1_output_function_prologue): Update.
17268 * config/pa/pa.md (return expander): Update.
17269 * config/pa/pa.c (compute_frame_size): Update.
17270 (hppa_builtin_saveregs): Update.
17271 * config/mips/mips.c (mips_va_start): Update.
17272 (mips16_build_function_stub): Update.
17273 (mips_compute_frame_info): Update.
17274 (mips_restore_gp): Update.
17275 (mips_output_function_prologue): Update.
17276 (mips_expand_prologue): Update.
17277 * config/v850/v850.c (compute_frame_size): Update.
17278 (expand_prologue): * config/mmix/mmix.c (along): update.
17279 (mmix_initial_elimination_offset): update.
17280 (mmix_reorg): update.
17281 (mmix_use_simple_return): update.
17282 (mmix_expand_prologue): update.
17283 (mmix_expand_epilogue): Update.
17284 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
17285 (emit_link_insn): Update.
17287 2008-04-08 Anatoly Sokolov <aesok@post.ru>
17289 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
17290 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
17292 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
17295 2008-04-07 Jan Hubicka <jh@suse.cz>
17297 * function.h (rtl): Rename to x_rtl.
17298 (crtl): New define.
17299 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17300 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17301 used_temp_slots avail_temp_slots, temp_slot_level,
17302 nonlocal_goto_handler_labels): Update accesstors.
17303 (rtl): New global variable.
17304 (struct function): Move some fileds to rtl_data.
17305 (get_arg_pointer_save_area): Update prototype.
17306 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17307 get_arg_pointer_save_area.
17308 * expr.c (init_expr): Update
17309 * function.c (get_frame_size): Update
17310 (assign_stack_local): Update
17311 (expand_function_end): Update.
17312 (get_art_pointer_save_area): Update
17314 * emit-rtl.c (rtl): Declare.
17315 (regno_reg_rtx): Declare.
17316 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17318 (gen_reg_rtx): Update.
17319 * varasm.c (n_deferred_constatns): Update accestor.
17320 (init_varasm_status): Do not allocate varasm_status.
17321 (force_const_mem, get_pool_size, output_constant_pool): Update.
17322 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17323 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17324 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
17325 * sparc/sparc.h (INIT_EXPANDERS): Update.
17326 * ia64/ia64.h (INIT_EXPANDERS): Update.
17328 2008-04-07 James E. Wilson <wilson@tuliptree.org>
17330 * reload.c (push_secondary_reload): Add missing break to for loop.
17332 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17334 PR middle-end/PR28690
17335 * rtlanal.c: Update copyright years.
17336 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
17337 as REG_POINTER and MEM_POINTER operands.
17338 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
17339 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
17340 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
17341 * gcse.c: Update copyright years.
17342 (pre_delete): Call gen_reg_rtx_and_attrs.
17343 (hoist_code): Likewise.
17344 (build_store_vectors): Likewise.
17345 (delete_store): Likewise.
17346 * loop-invariant.c (move_invariant_reg): Likewise.
17347 Update copyright years.
17349 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
17351 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
17352 control string instead of quoted.
17354 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17356 * doc/rtl.texi: Rewrite of subreg section.
17358 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
17361 * config/i386/i386.c (legitimize_pic_address): Add treating
17362 of dllimport SYM_REF's.
17363 (legitimize_dllimport_symbol): Add prototype.
17365 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17367 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
17368 reference in constructor with non self-referential type.
17370 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17372 Removal of Return with Depressed Stack Pointer support
17373 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
17374 (ECF_SP_DEPRESSED): Likewise.
17375 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
17376 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
17377 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17378 (expand_call): Do not test ECF_SP_DEPRESSED.
17379 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17380 * function.c (keep_stack_depressed): Delete.
17381 (handle_epilogue_set): Likewise.
17382 (update_epilogue_consts): Likewise.
17383 (emit_equiv_load): Likewise.
17384 (thread_prologue_and_epilogue_insns): Remove support for Return with
17385 Depressed Stack Pointer.
17386 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17388 2008-04-06 Richard Guenther <rguenther@suse.de>
17390 PR tree-optimization/35400
17391 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
17392 information from SSA_NAMEs.
17394 2008-04-06 Anatoly Sokolov <aesok@post.ru>
17396 * config/avr/avr.h (avr_mega_p): Remove declaration.
17397 (AVR_MEGA): Remove macro.
17398 * config/avr/avr.c (avr_mega_p): Remove variable.
17399 (avr_override_options): Remove inicializion of avr_mega_p.
17400 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17401 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17402 (avr_jump_mode): (Ditto.).
17403 (avr_output_progmem_section_asm_op): (Ditto.).
17404 (avr_asm_init_sections): (Ditto.).
17405 (avr_asm_init_sections): (Ditto.).
17406 (avr_rtx_costs): (Ditto.).
17407 * config/avr/avr.md: (Ditto.).
17408 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
17411 2008-04-06 Richard Guenther <rguenther@suse.de>
17413 PR tree-optimization/35842
17414 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
17415 is_gimple_invariant_address.
17417 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17419 * gcc.c (default_compilers): Sync Fortran extensions list with
17420 that in fortran/lang-specs.h.
17421 * doc/invoke.texi: Likewise.
17422 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
17423 * dwarf2out.c (gen_compile_unit_die): Likewise.
17425 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
17427 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
17429 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
17432 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
17433 attribute is used for nested functions.
17435 2008-04-05 Jan Hubicka <jh@suse.cz>
17437 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
17439 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
17441 (dump_files): Update.
17442 (enable_rtl_dump_file): Do not accept letter argument.
17443 * tree-pass.h (dump_file_info): Remove letter argument.
17444 * toplev.c (decode_d_option): Update -da handling.
17445 * toplev.h (enable_rtl_dump_file): Update prototype.
17446 * passes.c (register_one_dump_file): Do not accept IPA argument; work
17447 it out based on pass type.
17448 (register_dump_files_1): Likewise.
17449 (init_optimization_passes): Update register_one_dump_file calls.
17450 (execute_one_pass): Sanity check that IPA passes are called at IPA
17451 level and RTL passes at RTL level.
17452 (execute_pass_list): IPA pass can not be after or subpass of
17454 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
17455 disallov RTL subpasses of IPA subpasses.
17457 2008-04-05 Ben Elliston <bje@au.ibm.com>
17459 * tree-cfg.c (need_fake_edge_p): Return false for calls to
17460 builtins that return exactly once and do not throw. Cache call to
17463 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
17465 PR rtl-optimization/34916
17466 PR middle-end/35519
17467 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
17468 between instruction pairs.
17470 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
17472 * doc/invoke.texi: Document -mbitops for SH.
17473 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
17474 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
17475 * config/sh/sh.c (print_operand): Add %t operand code.
17476 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
17477 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
17478 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
17479 (extendqihi2): Likewise.
17480 (movqi_i): Likewise.
17481 (insv): Use bset, bclr and bst instructions for SH2A if possible.
17482 (extv): Use bld instruction for SH2A if possible.
17484 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
17485 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
17486 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
17487 (bset.b, bclr.b): Define peepholes.
17488 * config/sh/sh.opt (mbitops): New option.
17490 2008-04-04 Janis Johnson <janis187@us.ibm.com>
17493 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
17494 and view convert expression.
17496 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17499 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17501 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
17503 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
17505 * config/i386/cpuid.h (bit_AES): New.
17506 (bit_PCLMUL): Likewise.
17508 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
17509 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
17510 SSE2 if AES or PCLMUL is enabled.
17511 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
17512 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17513 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
17514 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
17515 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
17516 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
17517 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17518 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
17519 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
17520 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
17521 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
17522 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
17523 __builtin_ia32_aeskeygenassist128 and
17524 __builtin_ia32_pclmulqdq128.
17525 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
17526 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
17527 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
17529 * config/i386/i386.h (TARGET_AES): New.
17530 (TARGET_PCLMUL): Likewise.
17531 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
17533 * config/i386/i386.md (UNSPEC_AESENC): New.
17534 (UNSPEC_AESENCLAST): Likewise.
17535 (UNSPEC_AESDEC): Likewise.
17536 (UNSPEC_AESDECLAST): Likewise.
17537 (UNSPEC_AESIMC): Likewise.
17538 (UNSPEC_AESKEYGENASSIST): Likewise.
17539 (UNSPEC_PCLMUL): Likewise.
17541 * config/i386/i386.opt (maes): New.
17542 (mpclmul): Likewise.
17544 * config/i386/sse.md (aesenc): New pattern.
17545 (aesenclast): Likewise.
17546 (aesdec): Likewise.
17547 (aesdeclast): Likewise.
17548 (aesimc): Likewise.
17549 (aeskeygenassist): Likewise.
17550 (pclmulqdq): Likewise.
17552 * config/i386/wmmintrin.h: New.
17554 * doc/extend.texi: Document AES and PCLMUL built-in function.
17556 * doc/invoke.texi: Document -maes and -mpclmul.
17558 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
17560 * function.c (free_after_parsing): Replace with
17561 cxx_push_function_context from C++ front-end.
17562 (allocate_struct_function): Don't call langhook.
17563 * langhooks.h (struct lang_hooks_for_functions): Delete.
17564 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
17566 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
17567 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
17568 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
17569 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
17570 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
17571 remove LANG_HOOKS_FUNCTION_INITIALIZER.
17572 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
17574 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
17575 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
17577 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17580 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
17583 2008-04-04 Richard Guenther <rguenther@suse.de>
17585 PR middle-end/35823
17586 * fold-const.c (optimize_minmax_comparison): Use the correct
17587 type for the constant in the simplified comparison.
17589 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
17591 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
17592 Pass L2 size as "--param l2-cache-size" to the compiler.
17593 (decode_l2_cache): New function to decode L2 cache parameters using
17594 0x8000006 extended cpuid function.
17595 (detect_caches_amd): Determine parameters of L2 cache using
17596 decode_l2_caches function.
17597 (decode_caches_intel): Decode L2 cache parameters.
17598 (detect_caches_intel): Determine L2 cache parameters using
17599 decode_caches_intel and decode_l2_caches functions.
17601 2008-04-03 Bob Wilson <bob.wilson@acm.org>
17603 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
17604 secondary input reload for subword loads from the constant pool.
17606 2008-04-03 Janis Johnson <janis187@us.ibm.com>
17609 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
17610 constants of the appropriate size for runtime calculations.
17613 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
17614 decimal-float literal constant zero.
17616 2008-04-03 Jakub Jelinek <jakub@redhat.com>
17619 * c-parser.c (c_parser_omp_atomic): Call
17620 default_function_array_conversion on the RHS.
17622 PR middle-end/35818
17623 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
17624 call is_variable_sized if decl has incomplete type.
17626 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
17628 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
17630 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
17632 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
17634 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
17635 (sgt<u>): Merge sgt and sgtu into new expander.
17636 (sgt, sgtu): Remove expanders.
17637 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
17638 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
17639 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
17640 *sgtu_<mode>_mips16 into new pattern.
17641 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
17642 (sge<u>): Merge sge and sgeu into new expander.
17643 (sge, sgeu): Remove expanders.
17644 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
17646 (*sge_<mode>, second *sge_<mode>): Remove patterns.
17647 (slt<u>): Merge slt and sltu into new expander.
17648 (slt, sltu): Remove expanders.
17649 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
17650 (*slt_<mode>, *sltu_<mode>): Remove patterns.
17651 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
17652 *sltu_<mode>_mips16 into new pattern.
17653 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
17654 (sle<u>): Merge sle and sleu into new expander.
17655 (sle, sleu): Remove expanders.
17656 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
17657 (*sle_<mode>, *sleu_<mode>): Remove patterns.
17658 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
17659 *sleu_<mode>_mips16 into new pattern.
17660 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
17662 2008-04-03 Jan Hubicka <jh@suse.cz>
17664 PR tree-optimization/35795
17665 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
17666 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17667 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
17668 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
17669 * score/score3.c (score3_output_mi_thunk): Likewise.
17670 * score/score7.c (score7_output_mi_thunk): Likewise.
17671 * mips/mips.c (mips_output_mi_thunk): Likewise.
17673 2008-04-03 Richard Guenther <rguenther@suse.de>
17675 * tree-vrp.c (extract_range_from_unary_expr): Handle all
17676 conversions. Simplify code.
17678 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
17680 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
17682 2008-04-03 Tom Tromey <tromey@redhat.com>
17683 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17685 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17686 * config/bfin/t-bfin-linux (generated_files): Add
17687 linux-sysroot-suffix.h.
17688 * doc/install.texi (Prerequisites): Require make 3.80.
17689 * doc/sourcebuild.texi (Front End Directory): Document new
17691 * Makefile.in (generated_files): New variable.
17692 (ALL_HOST_OBJS): New variable.
17693 ($(ALL_HOST_OBJS)): New target.
17695 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17697 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
17698 (remap_block): Call id->transform_lang_insert_block instead
17700 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
17701 Set id.transform_lang_insert_block to NULL.
17702 (clone_body): Move to cp/optimize.c
17703 * tree-inline.h (struct copy_body_data): Change
17704 transform_lang_insert_block to function pointer.
17705 (copy_generic_body, copy_decl_no_change): Export.
17706 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
17707 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
17708 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
17710 * c-tree.h (insert_block): Kill.
17711 * c-decl.c (insert_block): Kill.
17713 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17715 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17716 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17717 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
17719 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
17720 argument, call {push,pop}_function_context from here.
17721 * c-parser.c: Use c_{push,pop}_function_context.
17723 * function.c (push_function_context_to): Move meat ...
17724 (push_function_context): ... here. Simplify.
17725 * function.c (pop_function_context_from): Move meat ...
17726 (pop_function_context): ... here. Simplify.
17727 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
17729 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17730 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17731 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
17732 * tree.h (push_function_context_to, pop_function_context_from): Remove.
17734 2008-04-03 Ben Elliston <bje@au.ibm.com>
17736 * expmed.c (extract_force_align_mem_bit_field): Remove.
17738 2008-04-03 Richard Guenther <rguenther@suse.de>
17740 PR middle-end/35800
17741 * expr.h (try_casesi): Adjust prototype.
17742 * expr.c (try_casesi): Take fallback label as extra parameter.
17743 Use that for gen_casesi if default_label is NULL.
17744 * stmt.c (expand_case): Pass fallback label to try_casesi,
17745 make sure to fill gaps with a fallback label if default_label
17748 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
17751 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
17753 2008-04-03 Ben Elliston <bje@au.ibm.com>
17755 * expmed.c (extract_split_bit_field): Remove if (0) code.
17756 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
17757 (do_ds_constraint): Likewise.
17759 2008-04-02 Joseph Myers <joseph@codesourcery.com>
17761 * doc/cppopts.texi (-dU): Document.
17762 * c-common.h (flag_dump_macros): Update comment.
17763 * c-opts.c (handle_OPT_d): Handle -dU.
17764 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
17765 dump_queued_macros, cb_used_define, cb_used_undef): New.
17766 (init_pp_output): Handle -dU.
17767 (cb_line_change): Call dump_queued_macros.
17768 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
17770 2008-04-02 Anatoly Sokolov <aesok@post.ru>
17772 * config/avr/predicates.md (io_address_operand): New predicate.
17773 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
17774 * config/avr/avr.c (avr_io_address_p): Remove function.
17775 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
17776 'avr_io_address_p' function.
17777 (out_movhi_r_mr): (Ditto.).
17778 (out_movqi_mr_r): (Ditto.).
17779 (out_movhi_mr_r): (Ditto.).
17780 (avr_address_cost): (Ditto.).
17782 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
17784 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
17785 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
17786 in 32bit mode when XMM registers are available to avoid store
17788 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
17789 corresponding post-reload splitters.
17791 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17793 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
17794 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
17795 __builtin_ia32_roundss.
17796 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
17797 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
17798 __builtin_ia32_roundss.
17799 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
17800 IX86_BUILTIN_SHUFPD here.
17802 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17804 * config/i386/i386.md (plogic): New.
17805 (plogicprefix): Likewise.
17807 * config/i386/mmx.md (mmx_<code><mode>3): New.
17808 (mmx_and<mode>3): Removed.
17809 (mmx_ior<mode>3): Likewise.
17810 (mmx_xor<mode>3): Likewise.
17812 * config/i386/sse.md (<code><mode>3): New.
17813 (*<code><mode>3): Likewise.
17814 (*<code><mode>3): Likewise.
17815 (<code><mode>3): Likewise.
17816 (*sse_<code><mode>3): Likewise.
17817 (*sse2_<code><mode>3): Likewise.
17818 (<code>tf3): Likewise.
17819 (*<code>tf3): Likewise.
17820 (and<mode>3): Likewise.
17821 (*and<mode>3): Likewise.
17822 (ior<mode>3): Removed.
17823 (*ior<mode>3): Likewise.
17824 (xor<mode>3): Likewise.
17825 (*xor<mode>3): Likewise.
17826 (*and<mode>3): Likewise.
17827 (*ior<mode>3): Likewise.
17828 (*xor<mode>3): Likewise.
17829 (and<mode>3): Likewise.
17830 (*sse_and<mode>3): Likewise.
17831 (*sse2_and<mode>3): Likewise.
17832 (andtf3): Likewise.
17833 (*andtf3): Likewise.
17834 (ior<mode>3): Likewise.
17835 (*sse_ior<mode>3): Likewise.
17836 (*sse2_ior<mode>3): Likewise.
17837 (iortf3): Likewise.
17838 (*iortf3): Likewise.
17839 (xor<mode>3): Likewise.
17840 (*sse_xor<mode>3): Likewise.
17841 (*sse2_xor<mode>3): Likewise.
17842 (xortf3): Likewise.
17843 (*xortf3): Likewise.
17845 2008-04-02 Richard Guenther <rguenther@suse.de>
17847 PR tree-optimization/14495
17848 PR tree-optimization/34793
17849 * tree-vrp.c (struct switch_update): New structure.
17850 (to_remove_edges, to_update_switch_stmts): New VECs.
17851 (simplify_switch_using_ranges): New function. Remove not taken
17852 case labels and edges.
17853 (simplify_stmt_using_ranges): Call it.
17854 (identify_jump_threads): Mark edges we have queued for removal
17855 so we don't thread them.
17856 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
17858 * tree-cfg.c (group_case_labels): Deal with missing default label.
17859 (tree_verify_flow_info): Allow missing default label.
17860 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
17861 (emit_case_nodes): Likewise.
17862 (expand_case): Do not rely on the default label to be present.
17863 * expr.c (try_casesi): Deal with NULL default_label.
17864 (do_tablejump): Likewise.
17866 2008-04-02 Richard Guenther <rguenther@suse.de>
17868 PR tree-optimization/14495
17869 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
17870 SWITCH_EXPR here ...
17871 (vrp_visit_switch_stmt): ... but here (new function).
17872 (find_case_label_index): New helper function.
17873 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
17875 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17877 * fwprop.c: Fix ISO-C99ism.
17879 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17882 * Makefile.in (objdir): Set it here.
17883 * configure.ac: Not here. Find dynamic linker characteristics.
17884 * exec-tool.in: Use them.
17885 * aclocal.m4: Regenerate.
17886 * configure: Regenerate.
17888 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17890 * expr.c (expand_var): Delete it.
17891 * expr.h (expand_var): Delete prototype.
17892 * function.c (expand_function_start): Use expand_decl instead.
17893 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
17896 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
17898 PR rtl-optimization/35542
17899 * fwprop.c (forward_propagate_and_simplify): Replace
17900 loc_reg_mentioned_in_p with reg_mentioned_p.
17902 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17904 PR rtl-optimization/35281
17905 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
17906 (propagate_rtx_1): Handle PR_HANDLE_MEM.
17907 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
17908 (varying_mem_p): Move above propagate_rtx.
17909 (all_uses_available_at): Do not check MEMs.
17911 2008-04-02 Rafael Espíndola <espindola@google.com>
17913 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
17914 (register_edge_assert_for_2): Split the cond argument.
17915 (register_edge_assert_for_1): Adjust for the change in
17916 register_edge_assert_for_2.
17917 (register_edge_assert_for): Split the cond argument.
17918 (find_switch_asserts): Adjust for the change in
17919 register_edge_assert_for.
17921 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
17923 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
17924 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
17925 offsets for 64-bit mingw.
17926 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
17927 abi for x86_64-pc-mingw.
17929 2008-04-02 Richard Guenther <rguenther@suse.de>
17931 * tree-vrp.c (extract_range_from_assert): Make sure to not
17932 produce range min/max with TREE_OVERFOW set.
17933 If merging a anti-range and a range keep the anti-range if
17934 the range covers all values of the type.
17935 (register_edge_assert_for_2): Only allow sign-changing
17936 conversions in detecting canonical range checks. Also
17937 register an assert for the unsigned name if useful.
17939 PR tree-optimization/35787
17940 * tree-vrp.c (vrp_val_max): New function.
17941 (vrp_val_min): Likewise.
17942 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
17943 (vrp_val_is_min): Likewise.
17944 (supports_overflow_infinity): Use vrp_val_{min,max}.
17945 (negative_overflow_infinity): Likewise.
17946 (positive_overflow_infinity): Likewise.
17947 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
17948 (is_positive_overflow_infinity): Likewise.
17949 (is_overflow_infinity): Likewise.
17950 (avoid_overflow_infinity): Use vrp_val_{min,max} and
17951 vrp_val_is_{min,max}.
17952 (set_and_canonicalize_value_range): Canonicalize anti-ranges
17953 to ranges if possible. Avoid empty ranges.
17955 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17957 PR middle-end/35705
17958 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
17959 the expression is a function address.
17961 2008-04-01 George Helffrich <george@gcc.gnu.org>
17963 PR fortran/35154, fortran/23057
17964 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17965 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17966 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17967 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17969 (dbxout_syms): Check for COMMON-based symbol and wrap in
17970 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17971 in bracket for efficiency.
17973 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17974 using DW_TAG_common_block + member offset.
17975 (add_pubname_string): New function.
17976 (dw_expand_expr): New function to find block name and offset for
17978 (common_check): New function to check whether symbol in Fortran COMMON.
17979 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17981 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17984 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17986 2008-04-02 Ben Elliston <bje@au.ibm.com>
17988 * config/v850/v850.md (casesi): Remove if (0) code.
17989 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17990 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17992 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17994 * config/i386/i386.md (rex64suffix): New mode attribute.
17995 (floathi<mode>2): Disable expander for SSE math.
17996 (*floathi<mode>2_1): New insn insn_and_split pattern.
17997 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17998 corresponding post-reload splitters.
17999 (*floathi<mode>2_i387): New macroized insn pattern.
18000 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18001 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18002 insn_and_split pattern.
18003 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18004 New macroized instruction patterns and corresponding post-reload
18006 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18007 and corresponding post-reload splitters.
18008 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18009 New macroized instruction patterns.
18010 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18011 macroized instruction patterns and corresponding post-reload splitters.
18012 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18013 corresponding post-reload splitters.
18014 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
18015 New macroized instruction patterns.
18016 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
18017 corresponding post-reload splitters.
18018 (*floatsi<mode>2_i387): New macroized instruction patterns.
18020 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
18022 * config/i386/i386.md (smaxmin): New.
18023 (umaxmin): Likewise.
18024 (maxminiprefix): Likewise.
18025 (maxminfprefix): Likewise.
18026 (<code><mode>3): Likewise.
18027 (smin<mode>3): Removed.
18028 (smax<mode>3): Likewise.
18030 * config/i386/mmx.md (mmx_<code>v2sf3): New.
18031 (mmx_<code>v4hi3): Likewise.
18032 (mmx_<code>v8qi3): Likewise.
18033 (mmx_smaxv2sf3): Removed.
18034 (mmx_sminv2sf3): Likewise.
18035 (mmx_umaxv8qi3): Likewise.
18036 (mmx_smaxv4hi3): Likewise.
18037 (mmx_uminv8qi3): Likewise.
18038 (mmx_sminv4hi3): Likewise.
18040 * config/i386/sse.md (<addsub><mode>3): New.
18041 (*<addsub><mode>3): Likewise.
18042 (<sse>_vm<addsub><mode>3): Likewise.
18043 (<maxmin><mode>3): Likewise.
18044 (*<maxmin><mode>3_finite): Likewise.
18045 (*<maxmin><mode>3): Likewise.
18046 (<sse>_vm<maxmin><mode>3): Likewise.
18047 (sse3_h<addsub>v4sf3): Likewise.
18048 (sse3_h<addsub>v2df3): Likewise.
18049 (<maxmin>v16qi3): Likewise.
18050 (*<maxmin>v16qi3): Likewise.
18051 (<maxmin>v8hi3): Likewise.
18052 (*<maxmin>v8hi3): Likewise.
18053 (*sse4_1_<maxmin><mode>3): Likewise.
18054 (*sse4_1_<maxmin><mode>3): Likewise.
18055 (add<mode>3): Removed.
18056 (*add<mode>3): Likewise.
18057 (<sse>_vmadd<mode>3): Likewise.
18058 (sub<mode>3): Likewise.
18059 (*sub<mode>3): Likewise.
18060 (<sse>_vmsub<mode>3): Likewise.
18061 (smin<mode>3): Likewise.
18062 (*smin<mode>3_finite): Likewise.
18063 (*smin<mode>3): Likewise.
18064 (<sse>_vmsmin<mode>3): Likewise.
18065 (smax<mode>3): Likewise.
18066 (*smax<mode>3_finite): Likewise.
18067 (*smax<mode>3): Likewise.
18068 (<sse>_vmsmax<mode>3): Likewise.
18069 (sse3_haddv4sf3): Likewise.
18070 (sse3_haddv2df3): Likewise.
18071 (sse3_hsubv4sf3): Likewise.
18072 (sse3_hsubv2df3): Likewise.
18073 (umaxv16qi3): Likewise.
18074 (*umaxv16qi3): Likewise.
18075 (smaxv8hi3): Likewise.
18076 (*smaxv8hi3): Likewise.
18077 (*sse4_1_smax<mode>3): Likewise.
18078 (*sse4_1_umax<mode>3): Likewise.
18079 (uminv16qi3): Likewise.
18080 (*uminv16qi3): Likewise.
18081 (sminv8hi3): Likewise.
18082 (*sminv8hi3): Likewise.
18083 (*sse4_1_smin<mode>3): Likewise.
18084 (*sse4_1_umin<mode>3): Likewise.
18086 2008-04-01 Rafael Espíndola <espindola@google.com>
18088 * tree-cfg.c (verify_expr): remove in_phi.
18089 (verify_stmt): Don't call walk_tree with verify_expr. Use
18090 is_gimple_min_invariant instead of is_gimple_val.
18092 2008-04-01 Joseph Myers <joseph@codesourcery.com>
18094 * doc/include/gpl_v3.texi: Update for manpage generation.
18095 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
18097 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
18098 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
18099 gpl_v3.texi instead of gpl.texi.
18102 2008-04-01 Jakub Jelinek <jakub@redhat.com>
18105 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
18107 2008-04-01 Rafael Espíndola <espindola@google.com>
18109 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
18110 (extract_code_and_val_from_cond): Use
18111 extract_code_and_val_from_cond_with_ops.
18113 2008-04-01 Jan Hubicka <jh@suse.cz>
18115 * function.c (free_after_compilation): Free epilogue_delay_list.
18116 (prepare_function_start): Assert that previous compilation was freed.
18118 2008-04-01 Jan Hubicka <jh@suse.cz>
18119 Jim Wilson <wilson@tuliptree.org>
18120 Andreas Tobler <andreast@gcc.gnu.org>
18122 PR middle-end/35781
18123 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
18124 rtl.emit instead cfun->emit.
18125 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
18126 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
18128 2008-04-01 Ben Elliston <bje@au.ibm.com>
18130 * doc/c-tree.texi (Function Basics): Fix grammatical error.
18132 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
18134 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
18136 (fprofile-use): Add var flag_profile_use
18137 * coverage.c (coverage_begin_output): Do not open a gcno file for
18138 output only if -ftest-coverage is set.
18139 Do not add getpwd() to gcda file path.
18140 (build_gcov_info): Check the new flag
18141 flag_profile_datafile_relative_path.
18142 (coverage_init): Use profile_data_prefix.
18143 Read profile counter only if flag_profile_use is set.
18144 * opts.c (common_handle_option): New option fprofile-use=,
18145 fprofile-dir=, fprofile-generate=.
18146 * toplev.c (profile_data_prefix): New variable definition.
18147 * toplev.h (profile_data_prefix): New declaration.
18148 * doc/invoke.tex (Option Summary, Optimization Options):
18151 2008-03-31 James E. Wilson <wilson@tuliptree.org>
18153 * varasm.c (output_constant_pool_1): In LABEL_REF check,
18154 use tmp consistently.
18157 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
18158 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18159 UNSPEC_FR_RECIP_APPROX_RES.
18160 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
18162 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
18165 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
18167 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18169 PR middle-end/30186
18170 * fold-const.c (fold_indirect_ref_1): Support accessing non first
18171 element of the vector via a pointer.
18173 2008-03-31 Ian Lance Taylor <iant@google.com>
18175 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
18177 2008-03-31 Jan Hubicka <jh@suse.cz>
18179 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18180 get_arg_pointer_save_area.
18181 * expr.c (init_expr): Just clear out rtl.expr.
18182 * function.c (free_after_compilation): Clear out whole RTL structure.
18183 (get_func_frame_size): Merge into ...
18184 (get_frame_size): ... this one.
18185 (assign_stack_local_1): Merge into ...
18186 (assign_stack_local): ... this one.
18187 (expand_function_end): Update call of get_arg_pointer_save_area.
18188 (get_art_pointer_save_area): Remove cfun argument.
18189 * function.h (emit_status): regno_pointer_align does not need length
18190 attribute. Move x_regno_reg_rtx to ...
18191 (regno_reg_rtx): ... new global array.
18192 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
18193 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
18194 apply_args_value, forced_labels, stack_pointer_delta):
18196 (struct varasm_status): Move here from varasm.c
18197 (struct rtl_data): New. Move here some fields from struct function.
18198 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18199 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18200 used_temp_slots avail_temp_slots, temp_slot_level,
18201 nonlocal_goto_handler_labels): Update accesstors.
18202 (rtl): New global variable.
18203 (struct function): Move some fileds to rtl_data.
18204 (get_arg_pointer_save_area): Update prototype.
18205 * emit-rtl.c (rtl): Declare.
18206 (regno_reg_rtx): Declare.
18207 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18209 (gen_reg_rtx): Update.
18210 (init_virtual_regs): Do not tate emit_status argument.
18211 (init_emit): Do not allocate emit.
18212 * varasm.c (varasm_statuc): Move to function.h.
18213 (n_deferred_constatns): Update accestor.
18214 (init_varasm_status): Do not allocate varasm_status.
18215 (force_const_mem, get_pool_size, output_constant_pool): Update.
18216 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18217 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18219 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
18221 PR rtl-optimization/35729
18222 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
18225 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
18228 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
18229 load/store if memory is unaligned.
18230 (*movti_rex64): Likewise.
18232 * config/i386/predicates.md (misaligned_operand): New.
18234 2008-03-31 Andrew Pinski <pinskia@gmail.com>
18237 * tree-ssa-phiopt.c (conditional_replacement): Return early for
18240 2008-03-31 Jan Beulich <jbeulich@novell.com>
18242 * config/ia64/constraints.md: Add 'j' constraint.
18243 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
18244 (movdi_internal): Likewise.
18246 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
18249 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
18251 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
18254 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
18255 proper error message for the third argument on blendpd and
18258 * config/i386/sse.md (blendbits): New.
18259 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
18261 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
18263 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
18265 2008-03-30 Richard Guenther <rguenther@suse.de>
18267 PR middle-end/31023
18268 * fold-const.c (fold_sign_changed_comparison): Do leave
18269 conversions to base-types alone.
18271 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
18273 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
18274 the link register if one altivec register is be saved.
18276 2008-03-30 Ben Elliston <bje@au.ibm.com>
18278 * final.c (final_scan_insn): Remove if (0) code.
18280 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
18282 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
18284 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
18286 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
18287 of V4SFmode to ix86_binary_operator_ok.
18289 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
18291 * config/i386/i386.c (override_options): Initialize
18292 ix86_veclib_handler to ix86_veclibabi_svml when
18293 -mveclibabi=svml is used.
18294 (ix86_veclibabi_svml): New function for SVML ABI style
18295 vectorization support.
18296 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
18298 2008-03-28 Rafael Espíndola <espindola@google.com>
18300 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
18301 (tree_binary_nonnegative_warnv_p): Make it public.
18302 (tree_single_nonnegative_warnv_p): Make it public.
18303 (tree_invalid_nonnegative_warnv_p): Make it public.
18304 (tree_unary_nonzero_warnv_p): Make it public.
18305 (tree_binary_nonzero_warnv_p): Make it public
18306 (tree_single_nonzero_warnv_p): Make it public.
18307 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
18308 (extract_range_from_binary_expr): Split the expr argument.
18309 (extract_range_from_unary_expr): Split the expr argument.
18310 (extract_range_from_comparison): Split the expr argument.
18311 (extract_range_from_expr): Use the new aux functions.
18312 (vrp_evaluate_conditional_warnv): Use
18313 vrp_evaluate_conditional_warnv_with_ops.
18314 * tree.h (tree_unary_nonzero_warnv_p): Declare.
18315 (tree_binary_nonzero_warnv_p): Declare.
18316 (tree_single_nonzero_warnv_p): Declare.
18317 (tree_expr_nonzero_warnv_p): Declare.
18318 (tree_unary_nonnegative_warnv_p): Declare.
18319 (tree_binary_nonnegative_warnv_p): Declare.
18320 (tree_single_nonnegative_warnv_p): Declare.
18321 (tree_invalid_nonnegative_warnv_p): Declare.
18323 2008-03-28 Richard Guenther <rguenther@suse.de>
18325 PR tree-optimization/30317
18326 PR tree-optimization/30911
18327 PR tree-optimization/34793
18328 * tree-vrp.c (set_and_canonicalize_value_range): New function.
18329 (struct assert_locus_d): New member EXPR.
18330 (register_new_assert_for): Add EXPR parameter to support
18331 ASSERT_EXPR <name, expr OP limit>.
18332 (register_edge_assert_for_1): Adjust callers.
18333 (find_assert_locations): Likewise.
18334 (process_assert_insertions_for): Build condition from expression.
18335 (extract_range_from_assert): Handle ASSERT_EXPRs
18336 of the form ASSERT_EXPR <name, expr OP limit>.
18337 (register_edge_assert_for_2): New helper registering
18338 asserts for comparisons. Recognize range tests of the form
18339 (unsigned)i - CST1 OP CST2.
18340 (register_edge_assert_for_1): Use it.
18341 (register_edge_assert_for): Likewise.
18342 (needs_overflow_infinity): Integer sub-types
18343 do not need overflow infinities.
18344 (vrp_val_is_max): The extreme values of integer sub-types
18345 are those of the base type.
18346 (vrp_val_is_min): Likewise.
18347 * tree.def (ASSERT_EXPR): Document extra allowed conditional
18350 2008-03-28 Nick Clifton <nickc@redhat.com>
18353 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
18354 Return GENERAL_REGS for stack adjustment reloads.
18356 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18359 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
18360 const_vector when all the vectors are constant.
18362 2008-03-27 Bob Wilson <bob.wilson@acm.org>
18364 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
18366 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
18367 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
18369 (s<code>_sf): Use new scc_sf attribute for opcode names.
18371 2008-03-27 Tom Tromey <tromey@redhat.com>
18373 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
18374 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
18375 config/spu/t-spu-elf, config/i386/t-interix,
18376 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
18377 config/i386/x-darwin, config/i386/x-mingw32,
18378 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
18379 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
18380 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
18381 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
18382 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
18383 config/rs6000/x-darwin, config/rs6000/t-rs6000,
18384 config/score/t-score-elf, config/arm/t-strongarm-pe,
18385 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
18386 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
18387 Revert automatic dependency patch.
18389 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
18392 * config/i386/i386.c (ix86_function_arg_boundary): Align
18393 decimal floating point to its natural boundary.
18395 2008-03-27 Richard Guenther <rguenther@suse.de>
18397 PR middle-end/35716
18398 * fold-const.c (fold_comparison): Restrict distinct decl
18399 comparison folding to VAR_DECLs and PARM_DECLs. Do not
18400 solely rely on operand_equal_p.
18402 2008-03-27 Richard Guenther <rguenther@suse.de>
18405 * c-common.c (handle_weak_attribute): Reject combination of
18408 2008-03-27 Richard Guenther <rguenther@suse.de>
18410 PR tree-optimization/32810
18411 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
18412 conversions from DECL_INITIAL.
18413 (fold_const_aggregate_ref): Likewise from constructor elements.
18415 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
18417 * tree-affine.h (aff_combination_expand): Declare.
18418 (get_inner_reference_aff): Likewise.
18419 * tree-affine.c (aff_combination_expand): Split out from
18420 tree_to_aff_combination_expand.
18421 (get_inner_reference_aff): New function.
18422 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
18423 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
18424 (struct lim_aux_data): sm_done field removed.
18425 (mem_ref_loc_p, mem_ref_locs_p): New types.
18426 (struct mem_ref): Added id, stored, accesses_in_loop,
18427 indep_loop, dep_loop, indep_ref, dep_ref fields.
18428 Removed is_stored, locs and next fields.
18429 (memory_accesses): New variable.
18430 (movement_possibility): Do not allow moving statements
18431 that store to memory.
18432 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
18434 (determine_max_movement): For statements with memory references,
18435 find the outermost loop in that the reference is independent.
18436 (move_computations_stmt): Mark the virtual operands for renaming.
18437 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
18438 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
18439 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
18440 add_vop_ref_mapping, create_vop_ref_mapping_loop,
18441 create_vop_ref_mapping, analyze_memory_references,
18442 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
18443 get_all_locs_in_loop, ref_always_accessed_p,
18444 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
18445 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
18446 store_motion_loop, store_motion): New functions.
18447 (struct vop_to_refs_elt): New type.
18448 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
18449 memref_hash, memref_eq, hoist_memory_references): Rewritten.
18450 (schedule_sm): Replaced by...
18451 (execute_sm): ... this.
18452 (determine_lsm_ref, hoist_memory_references,
18453 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
18454 find_more_ref_vops, free_mem_ref, free_mem_refs,
18455 determine_lsm_loop, determine_lsm): Removed.
18456 (tree_ssa_lim_finalize): Free data structures used by store motion.
18457 (tree_ssa_lim): Call analyze_memory_references. Use
18458 store_motion instead of determine_lsm.
18460 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18462 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
18463 rename tmake_file to m68hc11/t-m68hc11.
18464 (mcore): Set inhibit_libc to true.
18465 * config.host (alpha*-dec-*vms*): Set extra_programs.
18466 (interix3*): Don't use host_xmake_file.
18467 * configure.ac: Let config.gcc override inhibit_libc.
18468 * configure: Regenerate.
18470 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
18471 * config/t-openbsd-thread: Remove commented out lines.
18473 * config/x-interix: Remove.
18475 * config/m68hc11/t-m68hc11-gas: Rename to...
18476 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
18478 * config/mcore/t-mcore: Remove T_CFLAGS.
18479 * config/mcore/t-mcore-pe: Likewise.
18481 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18483 * configure.ac: Replace custom __GNU_SOURCE test with
18484 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
18485 * aclocal.m4: Regenerate.
18486 * configure: Regenerate.
18487 * config.in: Regenerate.
18489 2008-03-27 Richard Guenther <rguenther@suse.de>
18491 * fold-const.c (target.h): Include.
18492 (fold_comparison): Fold comparison of addresses of decls
18493 that bind locally or of constants. Consolidate address folding code.
18494 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
18495 results from fold_binary_to_constant.
18496 (compare_values_warnv): Likewise.
18498 2008-03-27 Andrew Pinski <pinskia@gmail.com>
18500 PR middle-end/35429
18501 * fold-const.c (fold_truthop): Check for integeral types when folding
18502 a == 0 && b == 0 and a != 0 || b != 0 .
18504 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
18506 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
18508 2008-03-26 Andreas Schwab <schwab@suse.de>
18510 * doc/invoke.texi: Fix use of @item vs. @itemx.
18512 2008-03-26 Tom Tromey <tromey@redhat.com>
18514 * Makefile.in (build/gensupport.o, build/print-rtl.o,
18515 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
18516 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
18517 build/gencodes.o, build/genconditions.o, build/genconfig.o,
18518 build/genconstants.o, build/genemit.o, build/genextract.o,
18519 build/genflags.o, build/genmddeps.o, build/genopinit.o,
18520 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
18523 2008-03-26 Richard Guenther <rguenther@suse.de>
18526 2008-03-26 Richard Guenther <rguenther@suse.de>
18528 * fold-const.c (target.h): Include.
18529 (fold_comparison): Fold comparison of addresses of two decls
18530 that bind locally. Consolidate address folding code.
18532 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18534 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
18535 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
18536 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
18537 dconstsqrt2, dconstthird, dconste and/or dconst10.
18538 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
18539 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
18540 dconstsqrt2, dconste): Delete.
18541 (init_emit_once): Likewise. Simplify initializing dconstm1.
18543 * real.c (get_real_const): New.
18544 * real.h (dconst3, dconst10, dconstm2, dconstthird,
18545 dconstsqrt2, dconste): Delete.
18546 (real_value_const, get_real_const): New.
18548 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
18550 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
18552 * config/i386/i386.c (ix86_function_arg_boundary): Check
18553 BIGGEST_ALIGNMENT instead of 128.
18554 (setup_incoming_varargs_64): Likewise.
18556 2008-03-26 Tom Tromey <tromey@redhat.com>
18558 * Makefile.in (DEPFILES): Add missing '/'.
18560 2008-03-26 Richard Guenther <rguenther@suse.de>
18562 * fold-const.c (target.h): Include.
18563 (fold_comparison): Fold comparison of addresses of two decls
18564 that bind locally. Consolidate address folding code.
18566 2008-03-26 Nick Clifton <nickc@redhat.com>
18569 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
18570 not allow INT+INT as a legitimate addressing mode.
18572 2008-03-26 Richard Guenther <rguenther@suse.de>
18574 * tree-flow.h (widen_bitfield): Remove declaration.
18575 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
18576 (widen_bitfield): Remove function.
18577 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
18580 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18583 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
18586 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
18588 PR rtl-optimization/35232
18589 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
18590 (forget_old_reloads_1, forget_marked_reloads): Don't clear
18591 reg_reloaded_call_part_clobbered here.
18592 (reload_regs_reach_end_p): New function.
18593 (reload_reg_rtx_for_input): New variable.
18594 (reload_reg_rtx_for_output): Likewise.
18595 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
18596 when reassigning a pseudo register. Load reloadreg from
18597 reload_reg_rtx_for_input, moving the mode and register
18599 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
18600 instead of the original when deciding whether an input reload
18601 would be a no-op or whether an output reload can be deleted.
18602 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
18603 when setting up new_spill_reg_store. Load it from
18604 reload_reg_rtx_for_output, moving the mode and register
18606 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
18607 instead of the original when deciding whether an output reload
18608 would be a no-op. Do the same when modifying insn notes.
18609 Use rtx_equal_p instead of == to compare the registers.
18610 (inherit_piecemeal_p): Take a mode and two register numbers
18612 (emit_reload_insns): Clear new_spill_reg_store for every hard
18613 register in the reload register. Remove spill registers
18614 from reg_reloaded_valid before considering whether to record
18615 inheritance information for them. Use reload_reg_rtx_for_output
18616 instead of reg_rtx when recording output reloads. Use
18617 reload_reg_rtx_for_input instead of reg_rtx when recording
18618 input reloads. Set or clear reg_reloaded_call_part_clobbered
18619 at the same time as setting reg_reloaded_valid.
18620 (delete_output_reload): Add a new_reload_reg parameter and use it
18621 instead of rld[j].reg_rtx.
18622 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
18625 2008-03-25 Tom Tromey <tromey@redhat.com>
18627 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
18628 (build/genattr.o): Likewise.
18629 (build/genattrtab.o): Likewise.
18630 (build/gencodes.o): Likewise.
18631 (build/genconfig.o): Likewise.
18632 (build/genconstants.o): Likewise.
18633 (build/genemit.o): Likewise.
18634 (build/genextract.o): Likewise.
18635 (build/genflags.o): Likewise.
18637 2008-03-25 Bob Wilson <bob.wilson@acm.org>
18639 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
18640 instead of size_int for integer types.
18641 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
18642 to match type of MINUS_EXPR.
18644 2008-03-25 Tom Tromey <tromey@redhat.com>
18646 * configure: Rebuilt.
18647 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
18650 2008-03-25 Tom Tromey <tromey@redhat.com>
18652 * config/x-solaris (host-solaris.o): Update.
18653 * config/x-linux (host-linux.o): Update.
18654 * config/x-hpux (host-hpux.o): Update.
18655 * config/x-darwin (host-darwin.o): Update.
18656 * config/v850/t-v850e (v850-c.o): Update.
18657 * config/v850/t-v850 (v850-c.o): Update.
18658 * config/t-vxworks (vxworks.o): Update.
18659 * config/t-sol2 (sol2-c.o, sol2.o): Update.
18660 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
18661 * config/spu/t-spu-elf (spu-c.o): Update.
18663 * config/sh/t-symbian (sh-c.o): Update.
18664 (symbian.o): Update.
18665 * config/sh/t-sh (sh-c.o): Update.
18666 * config/score/t-score-elf (score7.o, score3.o): Update.
18667 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
18668 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
18669 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
18670 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
18671 (rs6000.o): Remove.
18672 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18673 * config/m32c/t-m32c (m32c-pragma.o): Update.
18674 * config/ia64/t-ia64 (ia64-c.o): Update.
18675 * config/i386/x-mingw32 (host-mingw32.o): Update.
18676 * config/i386/x-i386 (driver-i386.o): Update.
18677 * config/i386/x-darwin (host-i386-darwin.o): Update.
18678 * config/i386/x-cygwin (host-cygwin.o): Update.
18679 * config/i386/t-nwld (nwld.o): Update.
18680 * config/i386/t-netware (netware.o): Update.
18681 * config/i386/t-interix (winnt.o): Update.
18682 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
18683 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
18684 msformat-c.o): Update.
18685 * config/bfin/t-bfin-linux (generated_files): Add
18686 linux-sysroot-suffix.h.
18687 * config/arm/t-wince-pe (pe.o): Update.
18688 * config/arm/t-strongarm-pe (pe.o): Update.
18689 * config/arm/t-pe (pe.o): Update.
18690 * config/arm/t-arm (arm-c.o): Update.
18691 * doc/install.texi (Prerequisites): Require make 3.80.
18692 * Makefile.in: Remove .o targets.
18693 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
18694 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
18695 (simple_generated_h, simple_generated_c): Move earlier.
18696 (generated_files): New variable.
18697 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
18698 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
18699 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
18700 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
18701 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
18702 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
18703 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
18704 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
18705 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
18706 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
18707 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
18708 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
18710 (COMPILE.base, COMPILE): New variables.
18711 (%.o): New pattern rule.
18712 (ALL_HOST_OBJS): New variable.
18713 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
18714 (dummy-checksum.o, cc1-checksum.o): Remove.
18715 (DRIVER_SHLIB): New variable.
18716 (DRIVER_DEFINES): Use it.
18717 (gencondmd.c): Move out of build/.
18718 (s-conditions): Update.
18719 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
18720 (ALL_BUILD_OBJS): Likewise.
18721 (build/%.o): Use BUILDCOMPILE.
18722 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
18723 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
18724 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
18725 build/gencheck.o, build/gencodes.o, build/genconditions.o,
18726 build/genconfig.o, build/genconstants.o, build/genemit.o,
18727 build/genextract.o, build/genflags.o, build/genmddeps.o,
18728 build/genopinit.o, build/genoutput.o, build/genpeep.o,
18729 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
18730 build/gen-protos.o, build/scan.o, build/fix-header.o,
18731 build/scan-decls.o): Simplify.
18732 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
18733 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
18734 prefix.o, toplev.o): Reduce to variable setting.
18735 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
18736 ($(out_object_file), gcc-options.o): New targets.
18737 ($(ALL_HOST_OBJS)): New target. Include dependency files.
18738 * configure: Rebuilt.
18739 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
18740 * doc/sourcebuild.texi (Front End Directory): Document new variable.
18742 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
18744 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
18745 complain when we hit an error, return ERROR_MARK_NODE.
18747 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18749 * config/sh/constraints.md (Pso, Psz): New constraints.
18750 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
18751 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
18753 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18755 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
18756 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
18758 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18760 * config/sh/sh.md (prefetch): Add condition for SH2A target.
18761 (prefetch_sh2a): New.
18763 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18764 Naveen.H.S <naveen.hs@kpitcummins.com>
18766 * config/sh/constraints.md (I28): New constraint.
18767 * config/sh/sh.c (broken_move): Add support for movi20s.
18768 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
18770 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
18771 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18772 Naveen.H.S <naveen.hs@kpitcummins.com>
18774 * config/sh/sh.c (SH_ATTRIBUTES): Define.
18775 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18776 (print_operand): Handle resbank in %@ operand code.
18777 (sh_encode_section_info): New.
18778 (push_regs): Add conditions for resbank.
18779 (sh_expand_epilogue): Likewise.
18780 (sh_insert_attributes): Likewise.
18781 (sh_attribute_table): Likewise.
18782 (sh_handle_resbank_handler_attribute): New.
18783 (sh2a_handle_function_vector_handler_attribute): New.
18784 (sh2a_is_function_vector_call): New.
18785 (sh2a_get_function_vector_number): New.
18786 (sh2a_function_vector_p): New.
18787 (sh_cfun_resbank_handler_p): New.
18788 * config/sh/sh.md (calli): Emit jsr/n if possible.
18789 (calli_tbr_rel): New.
18790 (calli_pcrel): Emit jsr/n if possible.
18791 (return_i): Emit rts/n if possible.
18792 (call_valuei_tbr_rel): New.
18793 (call_valuei_pcrel): Add condition for SH2A target.
18794 (call_value): Likewise.
18795 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
18796 (sh2a_get_function_vector_number): Likewise.
18797 (sh2a_is_function_vector_call): Likewise.
18798 * doc/extend.texi: Document TBR relative addressing of SH2A.
18799 (resbank): Add description for SH2A.
18801 2008-03-24 Richard Guenther <rguenther@suse.de>
18804 * gimplify.c (gimplify_modify_expr): For frontend type-correct
18805 pointer assignments change conversions according to middle-end rules.
18806 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
18807 * configure.ac: Include type checking in yes.
18808 * configure: Regenerate.
18810 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18812 * diagnostic.c (diagnostic_count_diagnostic): Delete.
18813 (diagnostic_report_diagnostic): Update. Handle ICEs here.
18815 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
18817 * gthr-vxworks.h (UNUSED): Define.
18819 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
18821 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
18823 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
18825 * doc/extend.texi (Function Attributes): Add missing comma in the
18826 example of the "alloc_size" attribute.
18828 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
18831 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18833 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18836 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18839 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18840 of the underlying type of a MS bitfield layout to the natural
18841 alignment of the type.
18843 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18845 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18846 to their natural alignment to avoid store forwarding stalls.
18848 2008-03-22 Richard Guenther <rguenther@suse.de>
18850 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
18851 For PHI nodes verify the address is invariant.
18852 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
18853 (get_symbol_constant_value): Use is_gimple_min_invariant.
18854 (maybe_fold_stmt_indirect): Likewise.
18856 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
18858 PR rtl-optimization/33927
18859 * Makefile.in (dse.o): Depend on $(TM_P_H).
18860 * expr.h (extract_low_bits): Declare.
18861 * expmed.c (extract_low_bits): New function.
18862 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
18863 * dse.c: Include tm_p.h.
18864 (find_shift_sequence): Remove the read_reg argument and return the
18865 read value. Emit the instructions instead of returning them.
18866 Iterate on new_mode rather than calculating it each time.
18867 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
18868 source to NEW_MODE and extract_low_bits to convert the shifted
18869 value to READ_MODE.
18870 (replace_read): Allow the load and store to have different mode
18871 classes. Use extract_low_bits when SHIFT == 0. Create the shift
18872 or extraction instructions before trying the replacement. Update
18873 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
18875 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18877 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18878 to their natural alignment to avoid store forwarding stalls.
18880 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18883 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
18884 encouraging but not allowing gprs for input;
18885 change the input constraint to !f#r.
18886 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
18888 change the output constraint to !f#r.
18890 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
18893 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
18894 corresponding post-reload splitters.
18895 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
18896 when x87 FP math is selected.
18897 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
18898 New function prototype.
18899 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
18900 unreachable function to ease macroization of insn patterns.
18902 2008-03-21 Martin Jambor <mjambor@suse.cz>
18904 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
18905 reference dumps if ddr is NULL or dependence is unknown.
18907 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18909 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
18910 unsigned extension into account.
18911 (ATOMIC_COMPARE_AND_SWAP): Likewise.
18912 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
18913 Do computations on a scratch register.
18915 2008-03-21 Richard Guenther <rguenther@suse.de>
18917 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18918 Use is_gimple_min_invariant instead of TREE_INVARIANT.
18919 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
18920 * tree-ssa-dom.c (record_equality): Likewise.
18921 * tree-inline.c (copy_body_r): Likewise.
18922 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
18925 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18927 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
18928 as 'delete_unused' argument.
18930 2008-03-20 Richard Guenther <rguenther@suse.de>
18932 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18933 special casing of constant qualifiers.
18934 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
18935 care about them in general.
18936 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
18937 regardless of their type.
18938 (fold_stmt_r): Forcefully fold *& if we end up with that.
18940 2008-03-20 Paul Brook <paul@codesourcery.com>
18942 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
18943 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
18945 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
18947 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
18948 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
18950 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
18952 * common.opt (Wmudflap): New option.
18953 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
18954 (mx_register_decls): Likewise.
18955 (mudflap_finish_file): Likewise.
18956 * doc/invoke.texi: Document -Wno-mudflap.
18958 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
18960 * c-format.c (replace_format_name_to_system_name): New.
18961 (cmp_attribs): New.
18962 (convert_format_name_to_system_name): New.
18963 (decode_format_attr): Add use of convert_format_name_to_system_name.
18964 (format_types_orig): Add gnu_ prefix to names.
18965 (check_format_info_main): Special treating of \0 escaped names for
18966 supporting multi-character format specifiers as I32, I64.
18967 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18968 (gnu_target_overrides_format_attributes): New.
18969 * c-format.h: Add structure target_ovr_attr to hold
18970 system specific formatter names.
18971 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18972 msformat-c.o file to c_target_objs and cxx_target_objs.
18973 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18974 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18975 (TARGET_N_FORMAT_TYPES): New.
18976 * config/i386/msformat-c.c: New.
18977 * config/i386/t-cygming: Add build rule for msformat-c.o.
18978 * doc/extend.texi: Add new format names gnu_* and ms_* and
18980 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18982 2008-03-20 Ira Rosen <irar@il.ibm.com>
18984 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18985 optimizations turned on under -O3.
18986 (ftree-vectorize): Add that the flag is turned on with -O3.
18988 2008-03-20 Ben Elliston <bje@au.ibm.com>
18990 * regmove.c (try_auto_increment): Fix spelling error in comment.
18991 * final.c (final_scan_insn): Likewise.
18993 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18996 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18997 allocator preferences for "y" and "r" class registers.
18998 ("*mov<mode>_internal"): Ditto.
18999 ("*movv2sf_internal_rex64"): Ditto.
19000 ("*movv2sf_internal"): Ditto.
19002 2008-03-19 Michael Matz <matz@suse.de>
19004 PR middle-end/35616
19005 * calls.c (expand_call): Check overlap of arguments with call
19006 address for sibcalls.
19008 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19011 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19012 of the underlying type of a MS bitfield layout to the natural
19013 alignment of the type.
19015 2008-03-19 Jan Hubicka <jh@suse.cz>
19018 * toplev.c (decode_d_option): Handle all CPP flags.
19019 * tree-vrp.c: Update tree_pass descriptors.
19020 * regrename.c: Update tree_pass descriptors.
19021 * fwprop.c: Update tree_pass descriptors.
19022 * doc/invoke.texi: Remove documentation of dropped -d? flags.
19023 * tree-into-ssa.c: Update tree_pass descriptors.
19024 * tree-dump.c: Update tree_pass descriptors.
19025 * tree-complex.c: Update tree_pass descriptors.
19026 * tree-dump.h: Update tree_pass descriptors.
19027 * see.c: Update tree_pass descriptors.
19028 * cgraphbuild.c: Update tree_pass descriptors.
19029 * tracer.c: Update tree_pass descriptors.
19030 * tree-loop-distribution.c: Update tree_pass descriptors.
19031 * cgraph.c: Update tree_pass descriptors.
19032 * postreload-gcse.c: Update tree_pass descriptors.
19033 * postreload.c: Update tree_pass descriptors.
19034 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
19035 * tree-tailcall.c: Update tree_pass descriptors.
19036 * tree-pass.h (tree_opt_pass): Rename to ...
19037 (opt_pass) ... this one; add "type" field and remove letter field.
19038 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
19039 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
19040 all_lowering_passes): Update declaration.
19041 * ipa-cp.c: Update tree_pass descriptors.
19042 * final.c: Update tree_pass descriptors.
19043 * omp-low.c: Update tree_pass descriptors.
19044 * tree-ssa-dse.c: Update tree_pass descriptors.
19045 * ipa-reference.c: Update tree_pass descriptors.
19046 * tree-ssa-uncprop.c: Update tree_pass descriptors.
19047 * auto-inc-dec.c: Update tree_pass descriptors.
19048 * reorg.c: Update tree_pass descriptors.
19049 * cgraphunit.c: Update tree_pass descriptors.
19050 * tree-ssa-copyrename.c: Update tree_pass descriptors.
19051 * tree-ssa-ccp.c: Update tree_pass descriptors.
19052 * df-core.c: Update tree_pass descriptors.
19053 * mode-switching.c: Update tree_pass descriptors.
19054 * tree-nomudflap.c: Update tree_pass descriptors.
19055 * modulo-sched.c: Update tree_pass descriptors.
19056 * ipa-pure-const.c: Update tree_pass descriptors.
19057 * cse.c: Update tree_pass descriptors.
19058 * web.c: Update tree_pass descriptors.
19059 * tree-stdarg.c: Update tree_pass descriptors.
19060 * tree-ssa-math-opts.c: Update tree_pass descriptors.
19061 * tree-ssa-dom.c: Update tree_pass descriptors.
19062 * tree-nrv.c: Update tree_pass descriptors.
19063 * tree-ssa-alias.c: Update tree_pass descriptors.
19064 * loop-init.c: Update tree_pass descriptors.
19065 * gimple-low.c: Update tree_pass descriptors.
19066 * ipa-inline.c: Update tree_pass descriptors.
19067 * tree-ssa-sink.c: Update tree_pass descriptors.
19068 * global.c: Update tree_pass descriptors.
19069 * ifcvt.c: Update tree_pass descriptors.
19070 * jump.c: Update tree_pass descriptors.
19071 * predict.c: Update tree_pass descriptors.
19072 * tree-ssa-loop.c: Update tree_pass descriptors.
19073 * recog.c: Update tree_pass descriptors.
19074 * dse.c: Update tree_pass descriptors.
19075 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
19076 * tree-eh.c: Update tree_pass descriptors.
19077 * regmove.c: Update tree_pass descriptors.
19079 * function.c: Update tree_pass descriptors.
19080 * tree-vectorizer.c: Update tree_pass descriptors.
19081 * gcse.c: Update tree_pass descriptors.
19082 * ipa-type-escape.c: Update tree_pass descriptors.
19083 * tree-if-conv.c: Update tree_pass descriptors.
19084 * init-regs.c: Update tree_pass descriptors.
19085 * ipa.c: Update tree_pass descriptors.
19086 * tree-ssa-phiopt.c: Update tree_pass descriptors.
19087 * rtl-factoring.c: Update tree_pass descriptors.
19088 * lower-subreg.c: Update tree_pass descriptors.
19089 * bt-load.c: Update tree_pass descriptors.
19090 * tree-dfa.c: Update tree_pass descriptors.
19091 * except.c: Update tree_pass descriptors.
19092 * emit-rtl.c: Update tree_pass descriptors.
19093 * cfgexpand.c: Update tree_pass descriptors.
19094 * tree-cfgcleanup.c: Update tree_pass descriptors.
19095 * cfgcleanup.c: Update tree_pass descriptors.
19096 * tree-ssa-pre.c: Update tree_pass descriptors.
19097 * tree-sra.c: Update tree_pass descriptors.
19098 * tree-mudflap.c: Update tree_pass descriptors.
19099 * tree-ssa-copy.c: Update tree_pass descriptors.
19100 * cfglayout.c: Update tree_pass descriptors.
19101 * tree-ssa-forwprop.c: Update tree_pass descriptors.
19102 * tree-ssa-dce.c: Update tree_pass descriptors.
19103 * tree-ssa.c: Update tree_pass descriptors.
19104 * regclass.c: Update tree_pass descriptors.
19105 * integrate.c: Update tree_pass descriptors.
19106 * tree-optimize.c: Update tree_pass descriptors.
19107 * tree-ssa-phiprop.c: Update tree_pass descriptors.
19108 * tree-object-size.c: Update tree_pass descriptors.
19109 * combine.c: Update tree_pass descriptors.
19110 * tree-outof-ssa.c: Update tree_pass descriptors.
19111 * bb-reorder.c: Update tree_pass descriptors.
19112 * stack-ptr-mod.c: Update tree_pass descriptors.
19113 * var-tracking.c: Update tree_pass descriptors.
19114 * tree-profile.c: Update tree_pass descriptors.
19115 * tree-vect-generic.c: Update tree_pass descriptors.
19116 * reg-stack.c: Update tree_pass descriptors.
19117 * sched-rgn.c: Update tree_pass descriptors.
19118 * tree-ssa-structalias.c: Update tree_pass descriptors.
19119 * tree-cfg.c: Update tree_pass descriptors.
19120 * passes.c (current_pass): Update declaration.
19121 (finish_optimization_passes): Update.
19122 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
19123 (register_one_dump_file, register_dump_files_1, next_pass_1):
19125 (init_optimization_passes): Update handling of new types.
19126 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
19127 * ipa-struct-reorg.c: Update tree_pass descriptors.
19128 * tree-ssa-reassoc.c: Update tree_pass descriptors.
19129 * combine-stack-adj.c: Update tree_pass descriptors.
19130 * cfgrtl.c: Update tree_pass descriptors.
19131 * dce.c: Update tree_pass descriptors.
19132 * tree-ssanames.c: Update tree_pass descriptors.
19134 2008-03-19 Richard Guenther <rguenther@suse.de>
19136 PR middle-end/35609
19137 * tree-ssa.c (walk_data): New structure.
19138 (warn_uninitialized_var): If not always_executed warn with "maybe"
19140 (execute_early_warn_uninitialized): Compute post-dominators.
19141 Initialize always_executed before processing each basic block.
19143 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
19146 * config/i386/i386.c (x86_this_parameter): Calculate correct location
19147 of "this" pointer when "regparm = N" or "fastcall" is in effect.
19149 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19151 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
19153 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
19155 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
19157 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
19158 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
19159 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
19160 target after ignore has been set, and move there also the commputation
19161 of subtarget and original_target.
19162 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
19163 (LANG_HOOKS_INITIALIZER): Remove it.
19164 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
19166 2008-03-18 Richard Guenther <rguenther@suse.de>
19168 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
19169 found an expression with constants, note that in the VN for the lhs.
19170 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
19171 fold them to constants if possible. Run cleanup_cfg if done so.
19172 (execute_pre): Return todo.
19173 (do_pre): Likewise.
19174 (execute_fre): Likewise.
19175 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
19177 (get_prop_source_stmt): Look through pointer conversions.
19179 2008-03-18 Jan Hubicka <jh@suse.cz>
19181 * tree-pretty-print.c: Include predict.h.
19182 (dump_generic_node): Dump predictor.
19183 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
19184 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
19185 * gimple-low.c (lower_stmt): Likewise.
19186 * expr.c (expand_expr_real): Likewise.
19187 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
19189 (build_predict_expr, build_predict_expr): New.
19190 * predict.h (predictor_name, build_predict_expr): Update.
19191 * c-typeck.c (c_finish_bc_stmt): Add prediction.
19192 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
19193 * predict.def (PRED_CONTINUE): Update hitrate.
19194 * tree.def (PREDICT_EXPR): Define.
19195 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
19196 do not handle BIND_EXPR.
19197 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
19198 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
19199 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
19202 2008-03-18 Michael Matz <matz@suse.de>
19204 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
19206 2008-03-18 Richard Guenther <rguenther@suse.de>
19208 * tree-gimple.h (is_gimple_invariant_address): Declare.
19209 (is_gimple_constant): Likewise.
19210 * tree-gimple.c (is_gimple_constant): New function.
19211 (is_gimple_invariant_address): Likewise.
19212 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
19213 and is_gimple_invariant_address.
19214 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
19216 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
19217 an addressable base.
19219 2008-03-18 Jakub Jelinek <jakub@redhat.com>
19221 PR middle-end/35611
19222 * gimplify.c (gimplify_expr): Gimplify second operand of
19225 2008-03-17 Richard Guenther <rguenther@suse.de>
19227 PR tree-optimization/19637
19228 * fold-const.c (fold_unary): Remove restrictions of removing
19229 intermediate pointer-conversions (P2)(P1)P0.
19230 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
19231 conversion to void pointer.
19232 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
19234 2008-03-16 James E. Wilson <wilson@tuliptree.org>
19237 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
19238 emulated thread local variables.
19240 2008-03-16 Richard Guenther <rguenther@suse.de>
19242 PR middle-end/35607
19243 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
19244 expand TREE_INVARIANT operations that are not gimple invariant.
19246 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
19248 * doc/extend.texi (Alignment): Say that the ABI controls
19249 the __alignof__ for non-strict-alignment targets rather
19250 than being a recommendation.
19252 2008-03-15 Paul Brook <paul@codesourcery.com>
19254 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
19256 (arm_output_fn_unwind): Mark functions that can not be unwound.
19258 2008-03-15 Paul Brook <paul@codesourcery.com>
19260 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
19261 extension instructions.
19263 2008-03-15 Richard Guenther <rguenther@suse.de>
19265 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
19266 and fold constant aggregate refs.
19267 (fold_const_aggregate_ref): Handle string constants
19268 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
19269 (evaluate_stmt): Simplify now that ccp_fold folds constant
19272 2008-03-15 Paul Brook <paul@codesourcery.com>
19274 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
19275 (extzv): Use gen_extzv_t2.
19276 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
19278 2008-03-15 Richard Guenther <rguenther@suse.de>
19280 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
19281 (fold_const_aggregate_ref): Likewise.
19282 (get_value): Return NULL if we don't have any values.
19283 (ccp_finalize): Set const_val to NULL after freeing it.
19284 * tree-flow.h (get_symbol_constant_value): Declare.
19285 (fold_const_aggregate_ref): Likewise.
19286 * tree-ssa-sccvn.c (try_to_simplify): Use them.
19288 2008-03-15 Richard Guenther <rguenther@suse.de>
19290 PR middle-end/35593
19291 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
19292 to not produce negative array indices if not allowed. Add
19293 parameter to indicate that.
19294 (maybe_fold_offset_to_component_ref): Allow negative array
19295 indices only for the first member of a structure.
19296 (maybe_fold_offset_to_reference): Allow negative array indices.
19297 (maybe_fold_stmt_addition): Likewise.
19299 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
19300 Anatoly Sokolov <aesok@post.ru>
19302 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
19303 (avr_arch): Add ARCH_AVR6.
19304 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
19305 (initial_elimination_offset): Initialize and use 'avr_pc_size'
19306 instead of fixed value 2.
19307 (print_operand_address): Use gs() asm specifier instead of pm().
19308 (avr_assemble_integer): (Ditto.).
19309 (avr_output_addr_vec_elt): (Ditto.).
19310 (print_operand): Handle "!" code.
19311 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
19312 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
19313 (AVR_HAVE_EIJMP_EICALL): Define.
19314 (AVR_3_BYTE_PC): Redefine.
19315 (AVR_2_BYTE_PC): (Ditto.).
19316 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
19317 (LINK_SPEC): Add atmega2560 and atmega2561.
19318 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
19320 * config/avr/avr.md (call_insn): Use eicall instead of icall
19321 for 3 byte PC devices.
19322 (call_value_insn): (Ditto.).
19323 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
19324 (indirect_jump): Use only for for 2 byte PC devices.
19325 (*tablejump): (Ditto.).
19326 (*indirect_jump_avr6): Add insn.
19327 (*tablejump_rjmp): Don't use for 3 byte PC devices.
19328 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
19329 instead of ijmp for 3 byte PC devices.
19330 (__tablejump2__): (Ditto.).
19331 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
19332 (MULITLIB_DIRNAMES): (Ditto.).
19333 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
19335 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
19337 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
19338 "sse2_umulsidi3". Use V1DI mode for operand 0.
19339 ("mmx_psadbw"): Use V1DI mode for operand 0.
19340 * config/i386/i386-modes.def (V1SI): New vector mode.
19341 * config/i386/i386.c (struct builtin_description)
19342 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
19343 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
19344 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
19345 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
19346 v1di_ftype_v8qi_v8qi type.
19347 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
19349 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
19350 __builtin_ia32_pmuludq]: Fix the mode of return value.
19352 2008-03-15 Richard Guenther <rguenther@suse.de>
19354 PR middle-end/35595
19355 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
19358 2008-03-14 Bob Wilson <bob.wilson@acm.org>
19360 * doc/invoke.texi (Option Summary, Xtensa Options): Document
19361 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
19362 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
19363 unless TARGET_SERIALIZE_VOLATILE is enabled.
19364 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
19365 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
19366 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
19368 2008-03-14 Richard Guenther <rguenther@suse.de>
19370 PR tree-optimization/34172
19371 * tree-flow.h (refs_may_alias_p): Declare.
19372 (get_single_def_stmt): Likewise.
19373 (get_single_def_stmt_from_phi): Likewise.
19374 (get_single_def_stmt_with_phi): Likewise.
19375 * tree-dfa.c (refs_may_alias_p): New function.
19376 (get_single_def_stmt): Likewise.
19377 (get_single_def_stmt_from_phi): Likewise.
19378 (get_single_def_stmt_with_phi): Likewise.
19379 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
19380 (vn_reference_lookup_1): New helper function.
19381 (vn_reference_lookup): Walk the virtual use-def chain to
19382 continue searching for a match if the def does not alias the
19383 reference we are looking for.
19385 2008-03-14 David Edelsohn <edelsohn@gnu.org>
19387 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
19388 archive and Perzl. Update The Written Word listing.
19390 2008-03-14 Richard Guenther <rguenther@suse.de>
19392 PR tree-optimization/34043
19393 PR tree-optimization/33989
19394 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
19396 (bitmap_find_leader): Use extra argument to verify dominance
19397 relationship inside a basic-block.
19398 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
19399 (find_leader_in_sets): Adjust.
19400 (create_component_ref_by_pieces): Take extra argument for
19401 dominance check, handle lookup failures.
19402 (find_or_generate_expression): Likewise.
19403 (create_expression_by_pieces): Likewise.
19404 (insert_into_preds_of_block): Adjust.
19405 (create_value_expr_from): If asked for, verify all operands
19406 are in the blocks AVAIL_OUT set.
19407 (make_values_for_stmt): Check for SSA_NAMEs that are life
19408 over an abnormal edge.
19409 (compute_avail): Remove such check.
19410 (do_SCCVN_insertion): New function.
19411 (eliminate): If we do not find a leader suitable for replacement
19412 insert a replacement expression from SCCVN if available.
19413 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
19414 (struct vn_ssa_aux): Add needs_insertion flag.
19415 * tree-ssa-sccvn.c (may_insert): New global flag.
19416 (copy_reference_ops_from_ref): Value-number union member access
19417 based on its size, not type and member if insertion is allowed.
19418 (visit_reference_op_load): For a weak match from union type
19419 punning lookup a view-converted value and insert a SSA_NAME
19420 for that value if that is not found.
19421 (visit_use): Make dumps shorter. Do not disallow value numbering
19422 SSA_NAMEs that are life over an abnormal edge to constants.
19423 (free_scc_vn): Release inserted SSA_NAMEs.
19424 (run_scc_vn): New flag to specify whether insertion is allowed.
19425 Process SSA_NAMEs in forward order.
19426 * tree-ssa-loop-im.c (for_each_index): Handle invariant
19427 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
19428 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
19429 pointer type to/from integral types that do not change the
19430 precision to regular conversions.
19432 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19434 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19435 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19436 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
19437 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
19438 input arguments and the mode of return value. Built-in functions
19439 that operate on whole 64-bit MMX register now use V1DI mode.
19441 2008-03-13 Alon Dayan <alond@il.ibm.com>
19442 Olga Golovanevsky <olga@il.ibm.com>
19444 PR tree-optimization/35041
19445 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
19446 to locate the right position in a statement.
19448 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19452 * config/i386/xmmintrin.h: Change all static inline functions to
19453 extern inline and add __gnu_inline__ attribute.
19454 * config/i386/bmintrin.h: Ditto.
19455 * config/i386/smmintrin.h: Ditto.
19456 * config/i386/tmmintrin.h: Ditto.
19457 * config/i386/mmintrin-common.h: Ditto.
19458 * config/i386/ammintrin.h: Ditto.
19459 * config/i386/emmintrin.h: Ditto.
19460 * config/i386/pmmintrin.h: Ditto.
19461 * config/i386/mmintrin.h: Ditto.
19462 * config/i386/mm3dnow.h: Ditto.
19464 2008-03-13 Jakub Jelinek <jakub@redhat.com>
19466 PR middle-end/35185
19467 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
19468 (lower_omp_2): New function.
19469 (lower_omp_1, lower_omp): Rewritten.
19471 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
19474 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
19475 with the phrase "Microsoft Windows compilers".
19476 (Push/Pop Macro Pragmas): New subsection. Document
19477 #pragma push_macro and pragma pop_macro.
19479 2008-03-12 Paul Brook <paul@codesourcery.com>
19481 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
19483 2008-03-12 Paul Brook <paul@codesourcery.com>
19485 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
19486 (thumb2_alusi3_short): Exclude PLUS and MINUS.
19487 (thumb2_addsi_shortim): Rename ...
19488 (thumb2_addsi_short): ... to this. Allow register operands.
19489 (thumb2_subsi_short): New pattern.
19490 (thumb2_one_cmplsi2_short,
19491 thumb2_negsi2_short): New patterns and peepholes.
19493 2008-03-12 Paul Brook <paul@codesourcery.com>
19495 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
19497 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
19499 * config/i386/i386.md (int_cond): New code iterator.
19501 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
19502 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
19503 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
19504 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
19505 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
19506 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
19507 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
19508 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
19510 2008-03-12 Paul Brook <paul@codesourcery.com>
19512 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
19513 instead of {arm,thumb}_compute_save_reg_mask.
19514 (output_return_instruction): Ditto.
19515 (thumb_unexpanded_epilogue): Ditto.
19516 (thumb1_expand_prologue): Ditto.
19517 (thumb1_output_function_prologue): Ditto.
19518 (arm_set_return_address): Ditto.
19519 (thumb_set_return_address): Ditto.
19520 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
19521 regs to achieve stack alignment.
19522 (thumb1_compute_save_reg_mask): Fix compiler warning.
19523 (arm_output_epilogue): Use offsets->saved_regs_mask.
19524 Adjust stack pointer by poping call clobered registers.
19525 (arm_expand_prologue): Use offsets->saved_regs_mask.
19526 Adjust stack pointer by pushing extra registers.
19527 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
19529 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
19532 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
19533 conversion to the operands of a multiplication.
19535 2008-03-12 Richard Guenther <rguenther@suse.de>
19537 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
19538 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
19539 * timevar.def (TV_TREE_PHIPROP): Add.
19540 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
19541 pass description. Use TV_TREE_PHIPROP.
19542 * tree-ssa-forwprop.c: Remove phiprop code.
19544 2008-03-12 Jakub Jelinek <jakub@redhat.com>
19546 PR middle-end/35549
19547 * omp-low.c (maybe_lookup_decl): Constify first argument.
19548 (use_pointer_for_field): Change last argument from bool to
19549 omp_context *. Disallow shared copy-in/out in nested
19550 parallel if decl is shared in outer parallel too.
19551 (build_outer_var_ref, scan_sharing_clauses,
19552 lower_rec_input_clauses, lower_copyprivate_clauses,
19553 lower_send_clauses, lower_send_shared_vars): Adjust callers.
19555 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
19556 Ira Rosen <irar@il.ibm.com>
19558 * tree-vectorizer.c (free_stmt_vec_info): New function.
19559 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
19560 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
19561 * tree-vectorizer.h (free_stmt_vec_info): Declare.
19562 * tree-vect-transform.c (vectorizable_conversion): Free
19563 vec_oprnds0 if it was allocated.
19564 (vect_permute_store_chain): Remove unused VECs.
19565 (vectorizable_store): Free VECs that are allocated in the..
19567 (vect_transform_strided_load, vectorizable_load): Likewise.
19568 (vect_remove_stores): Simplify the code.
19569 (vect_transform_loop): Move code to vect_remove_stores().
19570 Call vect_remove_stores() and free_stmt_vec_info().
19572 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19574 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
19575 TARGET_HPUX. Revise comment.
19576 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
19577 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
19578 Use sr4 variant of `be' instruction when not generating PIC code.
19579 (attr_length_call): Adjust for above change.
19581 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19583 * ipa-reference.c (static_execute): Remove module_statics_const and
19584 associated setting code.
19586 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19589 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
19590 predicate for operand 1.
19591 (paritysi2_cmp): Use register_operand predicate for operand 2.
19592 Use earlyclobber modifier for operand 1. Remove support for
19594 (paritydi2_cmp): Use register_operand predicate for operand 3.
19595 Use earlyclobber modifier for operand 1. Remove support for
19598 2008-03-11 Paul Brook <paul@codesourcery.com>
19599 Vladimir Prus <vladimir@codesourcery.com>
19601 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
19602 (arm_compute_save_reg0_reg12_mask): Always
19603 check if register 11 must be saved. Always safe hard frame pointer
19604 when frame_pointer_needeed.
19605 (arm_compute_save_reg_mask): Save IP and PC
19606 only with apcs frames.
19607 (arm_output_epilogue): Adjust Thumb2 codepath to
19608 be also invoked and work for ARM non-apcs frames.
19609 (arm_expand_prologue): Don't bother saving IP
19610 for non-apcs frame, since it's not clobbered by
19611 prologue code. Implement non-apcs frame
19614 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19616 PR rtl-optimization/35281
19617 * expr.c (convert_move): Use a new pseudo for the intermediate
19618 from_mode->word_mode result.
19620 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19622 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
19623 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
19624 * toplev.c (compile_file): Don't call it.
19626 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19628 PR middle-end/35526
19629 * expr.c (store_expr): Call emit_block_move if the mode
19630 of "temp" RTX is BLKmode.
19632 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19633 Richard Guenther <rguenther@suse.de>
19635 PR tree-optimization/31358
19636 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
19637 the step with a NULL_TREE.
19638 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
19639 to sizetype if type is a pointer type.
19640 (add_candidate_1): Don't convert the base and step to
19641 the generic type if the orginal type is a pointer type.
19642 (add_iv_value_candidates): Use sizetype for the step
19643 if type is a pointer type.
19644 (cand_value_at): Likewise.
19645 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
19647 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
19648 Don't convert the tem affine to the type.
19649 (add_elt_to_tree): Use sizetype for the step if a pointer.
19650 Use POINTER_PLUS_EXPR for pointers.
19651 (aff_combination_to_tree): Use sizetype for the step if a
19654 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
19656 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
19657 Remove commutativity hint.
19659 2008-03-10 Jakub Jelinek <jakub@redhat.com>
19663 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
19664 errorneous type. Check that v is a VAR_DECL.
19666 PR middle-end/35099
19667 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
19669 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
19671 PR tree-optimization/35494
19672 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
19673 may be overriden at link and run time.
19675 2008-03-10 Richard Guenther <rguenther@suse.de>
19677 PR tree-optimization/34677
19678 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
19679 (poolify_tree): Likewise.
19680 (modify_expr_template): Likewise.
19681 (poolify_modify_stmt): Likewise.
19682 (insert_fake_stores): Handle all component-ref style stores
19683 in addition to INDIRECT_REF. Also handle complex types.
19684 Do not poolify the inserted load.
19685 (realify_fake_stores): Do not rebuild the tree but only
19686 make it a SSA_NAME copy.
19687 (init_pre): Remove initialzation of modify_expr_template.
19688 Do not allocate modify_expr_node_pool.
19689 (fini_pre): Do not free modify_expr_node_pool.
19691 2008-03-10 Paul Brook <paul@codesourcery.com>
19693 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
19694 to avoid conflicts.
19696 2008-03-10 Paul Brook <paul@codesourcery.com>
19697 Mark Shinwell <shinwell@codesourcery.com>
19699 * config/arm/cortex-r4.md: New.
19700 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
19702 * config/arm/arm.md: Include cortex-r4.md.
19703 (insn): Add smmls, sdiv and udiv values.
19704 (generic_sched): Don't use generic scheduling for Cortex-R4.
19705 (arm_issue_rate): New function.
19706 (TARGET_SCHED_ISSUE_RATE): Define.
19708 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
19710 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
19712 2008-03-10 Richard Guenther <rguenther@suse.de>
19714 * tree-ssa-pre.c (get_sccvn_value): Simplify.
19715 (compute_avail): Do not add stmt uses to AVAIL_OUT.
19717 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
19719 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
19720 Set default to true.
19722 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19724 * c.opt (Wsynth): Deprecate.
19725 * doc/invoke.texi (Option Summary, Warning Options): Document
19726 -Wno-format-contains-nul.
19728 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
19731 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
19732 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
19734 2008-03-09 Ira Rosen <irar@il.ibm.com>
19736 * config/rs6000/rs6000.c (builtin_description): Rename vector
19737 left shift operations.
19738 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
19739 (altivec_vsl<VI_char>): Rename to ...
19740 (ashl<mode>3): ... new name.
19741 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
19743 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
19745 2008-03-08 Richard Guenther <rguenther@suse.de>
19747 * coverage.h (tree_coverage_counter_addr): Declare.
19748 * coverage.c (tree_coverage_counter_addr): New function.
19749 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
19750 before using again.
19751 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
19752 (tree_gen_one_value_profiler): Likewise.
19753 (tree_gen_ic_profiler): Likewise.
19754 (tree_gen_average_profiler): Likewise.
19755 (tree_gen_ior_profiler): Likewise.
19757 2008-03-08 Richard Guenther <rguenther@suse.de>
19759 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
19760 (vn_binary_op_insert): Likewise.
19761 (vn_unary_op_lookup): Likewise.
19762 (vn_unary_op_insert): Likewise.
19763 (vn_nary_op_lookup): Declare.
19764 (vn_nary_op_insert): Likewise.
19765 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
19766 and binary hashes, use a single obstack for unary_op_pool
19767 and binary_op_pool.
19768 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
19769 a single struct vn_nary_op_s. Store tree code length and
19770 a variable number of operands.
19771 (struct vn_reference_op_struct): Remove unused op2.
19772 (vn_reference_op_eq): Do not compare op2.
19773 (vn_reference_op_compute_hash): Do not compute hash of op2.
19774 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
19775 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
19776 with vn_nary_op_compute_hash.
19777 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
19778 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
19780 (vn_unary_op_insert, vn_binary_op_insert): Replace with
19782 (visit_unary_op): Call nary functions.
19783 (visit_binary_op): Likewise.
19784 (process_scc): Adjust for struct vn_tables_s changes.
19785 (allocate_vn_table): Likewise.
19786 (free_vn_table): Likewise.
19787 * tree-vn.c (vn_add): Call nary functions.
19788 (vn_lookup): Likewise.
19790 2008-03-08 Jakub Jelinek <jakub@redhat.com>
19793 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
19794 wdst back after sync_compare_and_swapqhi_internal.
19796 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
19799 * config/i386/i386-modes.def (V1DI): New vector mode.
19800 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
19801 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
19802 (MMXMODE248): Ditto.
19803 (MMXMODE): Add V1DI mode.
19804 (mmxvecsize): Change DI mode to V1DI mode.
19805 ("mov<mode>): Use MMXMODEI8 mode iterator.
19806 ("*mov<mode>_internal_rex64"): Ditto.
19807 ("*mov<mode>_internal"): Ditto.
19808 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
19809 ("mmx_sub<mode>3"): Ditto.
19810 ("mmx_adddi3"): Remove insn pattern.
19811 ("mmx_subdi3"): Ditto.
19812 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
19813 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
19814 ("mmx_ashl<mode>3"): Ditto.
19815 ("mmx_lshrdi3"): Remove insn pattern.
19816 ("mmx_ashldi3"): Ditto.
19817 * config/i386/i386.c (classify_argument): Handle V1DImode.
19818 (function_arg_advance_32): Ditto.
19819 (function_arg_32): Ditto.
19820 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
19821 mmx_addv1di3 insn pattern.
19822 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
19823 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
19824 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
19825 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
19826 Remove definitions of built-in functions.
19827 (V1DI_type_node): New node.
19828 (v1di_ftype_v1di_int): Ditto.
19829 (v1di_ftype_v1di_v1di): Ditto.
19830 (v2si_ftype_v2si_si): Ditto.
19831 (v4hi_ftype_v4hi_di): Remove node.
19832 (v2si_ftype_v2si_di): Ditto.
19833 (ix86_init_mmx_sse_builtins): Handle V1DImode.
19834 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
19835 Redefine builtins using def_builtin_const with *_ftype_*_int node.
19836 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
19837 Add new builtins using def_builtin_const.
19838 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
19839 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
19840 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
19841 * config/i386/mmintrin.h (__v1di): New typedef.
19842 (_mm_add_si64): Cast arguments to __v1di type.
19843 (_mm_sub_si64): Ditto.
19844 (_mm_sll_pi16): Cast __count to __v4hi type.
19845 (_mm_sll_pi32): Cast __count to __v2si type.
19846 (_mm_sll_si64): Cast arguments to __v1di type.
19847 (_mm_srl_pi16): Cast __count to __v4hi type.
19848 (_mm_srl_pi32): Cast __count to __v2si type.
19849 (_mm_srl_si64): Cast arguments to __v1di type.
19850 (_mm_sra_pi16): Cast __count to __v4hi type.
19851 (_mm_sra_pi32): Cast __count to __v2si type.
19852 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
19853 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
19854 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
19855 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
19856 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
19857 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
19858 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
19859 (_mm_srai_pi32): Use __builtin_ia32_psradi.
19860 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
19861 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19862 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19863 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
19865 2008-03-07 Joseph Myers <joseph@codesourcery.com>
19867 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
19869 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
19872 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
19873 reg+const addressing for Altivec modes. Don't generate reg+reg
19874 addressing for TFmode or TDmode quantities.
19876 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
19878 * c-common.c (vector_types_convertible_p): Call langhook
19879 instead of comptypes.
19881 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
19884 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
19885 integral and scalar float variables which have a
19888 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
19890 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
19891 dwarf_register_span hook when emitting unwind information for
19892 register-to-memory saves.
19893 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
19894 (rs6000_frame_related): Remove call to spe_synthesize_frame.
19896 2008-03-06 Jakub Jelinek <jakub@redhat.com>
19898 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
19899 for the same VAR_DECL.
19901 2008-03-06 Tom Tromey <tromey@redhat.com>
19903 * treelang: Delete.
19904 * doc/standards.texi (Standards): Don't mention treelang.
19905 * doc/invoke.texi (Overall Options): Don't mention treelang.
19906 * doc/install.texi (Prerequisites): Don't mention bison or
19908 (Configuration): Don't mention treelang.
19909 (Building): Likewise.
19910 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
19912 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
19914 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
19915 word-extractions out of a multi-word object.
19917 2008-03-06 Richard Guenther <rguenther@suse.de>
19919 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
19920 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
19921 result type and precision.
19922 * expr.c (get_inner_reference): Set unsignedp based on the result
19923 type of BIT_FIELD_REF.
19924 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
19925 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
19926 (try_instantiate_multiple_fields): Likewise. Use the correct type
19928 (sra_build_assignment): Likewise.
19929 (sra_build_elt_assignment): Likewise.
19930 (sra_explode_bitfield_assignment): Likewise.
19931 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
19932 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
19933 set BIT_FIELD_REF_UNSIGNED.
19934 (vectorizable_load): Likewise.
19936 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
19938 * cse.c (cse_extended_basic_block): Invalidate artificial defs
19941 2008-03-06 Richard Guenther <rguenther@suse.de>
19943 * alias.c (struct alias_set_entry): Move has_zero_child field
19944 to pack with alias_set.
19946 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19948 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19951 2008-03-05 Ian Lance Taylor <iant@google.com>
19953 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
19955 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
19957 * fwprop.c (update_df): Support width and offset parameters of
19959 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
19960 global_conflicts): Change DF_REF_EXTRACT to either
19961 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19962 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19963 * df-scan.c (df_ref_record, df_defs_record,
19964 df_ref_create_structure, df_def_record_1, df_uses_record,
19965 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19966 df_bb_refs_collect, df_entry_block_defs_collect,
19967 df_exit_block_uses_collect): Support new width and offset fields.
19968 (ref_extract_pool): New storage pool.
19969 (df_free_ref): New function.
19970 (df_reg_chain_unlink, df_free_collection_rec,
19971 df_sort_and_compress_refs): Call df_free_ref.
19972 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19974 (df_ref_create_structure): Allocate df_ref_extract if offset and
19975 width fields are used.
19976 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19977 (df_uses_record): Get offset and width from ZERO_EXTRACT
19979 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19980 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19981 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19982 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19983 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19984 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19985 (df_ref_extract): New structure.
19986 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19987 (df_ref_create): Add width and offset parameters.
19989 2008-03-05 Richard Guenther <rguenther@suse.de>
19991 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19992 Use ranges_overlap_p.
19993 (offset_overlaps_with_access): Rename
19994 to ranges_overlap_p and move ...
19995 * tree-flow-inline.h (ranges_overlap_p): ... here.
19997 * tree.h (get_inner_reference, handled_component_p): Update
20000 * tree.h (record_component_aliases, get_alias_set,
20001 alias_sets_conflict_p, alias_sets_must_conflict_p,
20002 objects_must_conflict_p): Move declarations ...
20003 * alias.h (record_component_aliases, get_alias_set,
20004 alias_sets_conflict_p, alias_sets_must_conflict_p,
20005 objects_must_conflict_p): ... here.
20006 Include coretypes.h.
20007 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20009 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20011 * cfg.c: Include tree-flow.h.
20012 (remove_edge_raw): Call redirect_edge_var_map_clear.
20013 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20014 * tree-flow-inline.h (redirect_edge_var_map_def): New.
20015 (redirect_edge_var_map_result): New.
20016 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
20017 PENDING_STMT use with redirect_edge_var_map_*.
20018 * tree-ssa.c (edge_var_maps): New definition.
20019 (redirect_edge_var_map_add): New.
20020 (redirect_edge_var_map_clear): New.
20021 (redirect_edge_var_map_dup): New.
20022 (redirect_edge_var_map_vector): New.
20023 (redirect_edge_var_map_destroy): New.
20024 (ssa_redirect_edge): Replace PENDING_STMT use with
20025 redirect_edge_var_map_*.
20026 (flush_pending_stmts): Same.
20027 (delete_tree_ssa): Destroy edge var map.
20028 * tree-flow.h (struct _edge_var_map): New.
20029 Define edge_var_map vector type.
20030 Declare redirect_edge_var_map_* prototypes.
20031 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
20032 * tree-cfg.c (reinstall_phi_args): Replace
20033 PENDING_STMT use with redirect_edge_var_map_*.
20035 2008-03-05 Richard Guenther <rguenther@suse.de>
20037 PR tree-optimization/35472
20038 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
20039 whose single use_stmt has a overlapping set of loaded and
20040 stored symbols as that use_stmt might be a noop assignment then.
20042 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20044 * gthr-rtems.h: Implement __gthread_mutex_destroy.
20046 2008-03-05 Richard Guenther <rguenther@suse.de>
20049 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
20050 should be constants.
20051 * tree-cfg.c (verify_expr): Verify it.
20052 * fold-const.c (fold_truthop): Remove code generating
20053 BIT_FIELD_REFs of structure bases.
20054 (fold_binary): Likewise.
20055 (fold_ternary): Position and size of BIT_FIELD_REFs are
20056 always host integers.
20057 (make_bit_field_ref): Remove.
20058 (optimize_bit_field_compare): Remove.
20059 (all_ones_mask_p): Remove.
20061 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
20064 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
20065 (split_block_and_df_analyze): New. Split basic block and rebuild
20067 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
20069 (split_pattern_seq): Likewise.
20070 (erase_matching_seqs): Likewise.
20071 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
20073 2008-03-04 Geoff Keating <geoffk@apple.com>
20075 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
20076 declaration and code.
20077 (tree_invalid_nonnegative_warnv_p): Likewise.
20079 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
20081 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
20082 examples. Truncate option-names then causing overfull hbox.
20084 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20087 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
20089 * configure: Rebuilt.
20091 2008-03-04 Rafael Espíndola <espindola@google.com>
20093 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
20094 (tree_unary_nonnegative_warnv_p): New.
20095 (tree_binary_nonnegative_warnv_p): New.
20096 (tree_single_nonnegative_warnv_p): New.
20097 (tree_invalid_nonnegative_warnv_p): New.
20098 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
20100 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20103 * opts.c (handle_option): Postpone 'unknown option' errors only for
20106 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
20109 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
20112 2008-03-04 Rafael Espíndola <espindola@google.com>
20114 * fold-const.c (tree_unary_nonzero_warnv_p): New.
20115 (tree_binary_nonzero_warnv_p): New.
20116 (tree_single_nonzero_warnv_p): New.
20117 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
20119 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
20121 PR middle-end/35456
20122 * fold-const.c (fold_cond_expr_with_comparison): Prevent
20123 transformations for modes that have signed zeros.
20124 * ifcvt.c (noce_try_abs): Ditto.
20126 2008-03-04 Joseph Myers <joseph@codesourcery.com>
20128 * config/i386/i386.c (override_options): Force
20129 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
20131 2008-03-04 Jan Hubicka <jh@suse.cz>
20134 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
20137 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20139 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
20140 label to probe the stack.
20142 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20144 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
20145 (__gthr_win32_mutex_destroy): Declare.
20146 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
20147 __gthr_win32_mutex_destroy.
20148 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
20150 2008-03-03 Jan Hubicka <jh@suse.cz>
20153 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
20154 aggressive on inlining cold calls.
20156 2008-03-03 Richard Guenther <rguenther@suse.de>
20158 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
20159 struct copies into the expression table.
20160 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
20161 (try_to_simplify): Likewise.
20162 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
20163 integral and pointer arguments which do not change the
20164 precision to NOP_EXPRs.
20165 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
20166 VIEW_CONVERT_EXPR case.
20168 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
20170 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
20171 defined in a loop at depth 0 is invariant.
20172 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
20173 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
20174 be called at loop depth 0.
20176 2008-03-02 Jakub Jelinek <jakub@redhat.com>
20179 * gcc.c (process_command): Update copyright notice dates.
20180 * gcov.c (print_version): Likewise.
20181 * gcov-dump.c (print_version): Likewise.
20182 * mips-tfile.c (main): Likewise.
20183 * mips-tdump.c (main): Likewise.
20185 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20188 * c-common.c (flag_permissive): Delete.
20189 (constant_expression_warnings): Check flags first.
20190 (constant_expression_error): New.
20191 * c-common.h (flag_permissive): Delete.
20192 (constant_expression_error): Declare.
20193 * flags.h (flag_permissive): Declare. Update description.
20194 * diagnostic.c (pedwarn): Update.
20196 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
20197 (permissive_error_kind): New.
20198 * toplev.c (flag_permissive): Define. Update description.
20199 * toplev.h (permissive_error_kind): Declare.
20200 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
20201 (pedwarn_c90): Use pedantic_warning_kind.
20202 * c-opts.c (c_common_post_options): flag_permissive does not affect
20203 flag_pedantic_errors.
20205 2008-03-02 Joseph Myers <joseph@codesourcery.com>
20207 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
20208 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
20209 __absvsi2, __absvDI2): Use unsigned arithmetic.
20211 2008-03-02 Andi Kleen <ak@suse.de>
20212 Richard Guenther <rguenther@suse.de>
20214 * struct-equiv.c: Remove file.
20215 * cfg_cleanup.c (condjump_equiv_p): Remove.
20216 * Makefile.in (OBJS-common): Remove struct-equiv.o.
20217 (struct-equiv.o): Remove rule.
20218 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
20219 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
20220 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
20222 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20224 * ifcvt.c (noce_process_if_block): Try to handle only the then
20225 block if the else block exists but isn't suitable.
20227 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20230 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
20231 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
20232 regression from previous patch.
20234 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20237 * gthr.h: Add __gthread_mutex_destroy as a function that must be
20239 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
20240 * gthr-single.h (__gthread_mutex_destroy): Likewise.
20241 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
20242 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
20243 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
20244 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
20245 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
20246 (__gthread_mutex_destroy_function): Rename to
20247 __gthread_mutex_destroy.
20248 * gthr-dce.h (__gthread_mutex_destroy): Call
20249 pthread_mutex_destroy.
20250 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
20251 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
20252 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
20254 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20256 * df-scan.c (df_ref_chain_change_bb): Simplify.
20257 (df_insn_change_bb): Add new_bb argument. Simplify. Call
20258 set_block_for_insn if there's any change.
20259 * df.h ((df_insn_change_bb): Fix prototype.
20260 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
20261 df_insn_change_bb, don't call set_block_for_insn.
20262 * emit-rtl.c (reorder_insns): Likewise.
20263 * haifa-sched.c (move_insn): Likewise.
20265 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20267 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
20269 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20271 * tree-flow-inline.h (next_readonly_imm_use): Return
20272 NULL_USE_OPERAND_P after the end.
20274 2008-03-01 Richard Guenther <rguenther@suse.de>
20276 PR tree-optimization/35411
20277 * tree-sra.c (sra_build_assignment): Split conversion to
20278 final type to a separate statement if we are not assigning
20281 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20283 * fold-const.c (fold_convertible_p): Correct the logic to follow
20284 that in fold_convert().
20286 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
20289 * tree-inline.c (build_duplicate_type): When we make a
20290 duplicate type, make it unique in the canonical types system.
20292 2008-02-29 Tom Tromey <tromey@redhat.com>
20294 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
20295 input_file_stack_history, input_file_stack_restored): Remove.
20296 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20297 * input.h (struct file_stack): Remove.
20298 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20299 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
20301 * diagnostic.h (struct diagnostic_context) <last_module>: Change
20303 (diagnostic_last_module_changed): Add 'map' argument.
20304 (diagnostic_set_last_function): Likewise.
20305 * diagnostic.c (undiagnostic_report_current_module): Iterate using
20306 line map, not input_file_stack.
20307 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
20309 2008-02-29 Paul Brook <paul@codesourcery.com>
20311 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
20313 2008-02-29 Paul Brook <paul@codesourcery.com>
20315 * config/arm/ieee754-df.S (muldf3): Use RET macros.
20317 2008-02-29 Richard Guenther <rguenther@suse.de>
20319 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
20321 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
20322 value for comparing for a store match.
20323 (simplify_unary_expression): Do nothing for SSA_NAMEs.
20324 (try_to_simplify): Do not do a full-blown reference lookup.
20326 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20328 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
20329 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20331 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
20333 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
20335 * tree-loop-linear.c (try_interchange_loops): Compare memory access
20336 strides against cache sizes.
20338 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20340 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
20343 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
20345 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
20346 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
20347 is smaller than the original promoted value.
20348 (simplify_subreg): If OP is a SUBREG, try to preserve its
20349 SUBREG_PROMOTED_VAR_P information.
20351 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
20353 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
20354 (VN_INFO_GET): Allocate new objects on the obstack.
20355 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
20356 for rpo_numbers_temp, for consistency.
20357 (free_scc_vn): Free the obstack.
20359 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
20361 * doc/invoke.texi: Document -ftree-loop-distribution.
20362 * tree-loop-distribution.c: New.
20363 * tree-pass.h (pass_loop_distribution): New.
20364 * graphds.h (struct graph): Add htab_t indices.
20365 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
20366 * tree-vectorizer.c (rename_variables_in_loop): Extern.
20367 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
20368 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
20369 * tree-data-ref.c (debug_data_dependence_relations): New.
20370 (dump_data_dependence_relation): Also print data references.
20371 (free_data_ref): Extern.
20372 (same_access_functions): Moved...
20373 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
20374 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20375 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
20376 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
20377 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
20378 (stmts_from_loop): Skip LABEL_EXPR.
20379 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
20381 (build_rdg): Initialize rdg->indices htab.
20382 (free_rdg, stores_from_loop, ref_base_address,
20383 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
20384 have_similar_memory_accesses_1, ref_base_address_1,
20385 remove_similar_memory_refs): New.
20386 * tree-data-ref.h: Depend on tree-chrec.h.
20387 (debug_data_dependence_relations, free_data_ref): Declared.
20388 (same_access_functions): ... here.
20389 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
20391 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
20392 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
20393 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
20394 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20395 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
20396 rdg_vertex_for_stmt): Declared.
20397 (struct rdg_edge): Add level.
20399 (free_rdg, stores_from_loop, remove_similar_memory_refs,
20400 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
20402 (rdg_has_similar_memory_accesses): New.
20403 * tree-vect-analyze.c: Remove unused static decls.
20404 * lambda.h (dependence_level): New.
20405 * common.opt (ftree-loop-distribution): New.
20406 * tree-flow.h (mark_virtual_ops_in_bb,
20407 slpeel_tree_duplicate_loop_to_edge_cfg,
20408 rename_variables_in_loop): Declared.
20409 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
20410 (OBJS-common): Add tree-loop-distribution.o.
20411 (tree-loop-distribution.o): New rule.
20412 * tree-cfg.c (mark_virtual_ops_in_bb): New.
20413 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
20414 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
20416 2008-02-28 Joseph Myers <joseph@codesourcery.com>
20419 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
20420 other than structures and unions.
20422 2008-02-28 Richard Guenther <rguenther@suse.de>
20425 2008-02-26 Richard Guenther <rguenther@suse.de>
20427 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20428 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20429 (lookup_decl_from_uid): Declare.
20430 (remove_decl_from_map): Likewise.
20431 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20432 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20433 (decl_for_uid_map): New global hashtable mapping DECL_UID
20435 (init_ttree): Allocate it.
20436 (insert_decl_to_uid_decl_map): New helper function.
20437 (make_node_stat): Insert new decls into the map.
20438 (copy_node_stat): Likewise.
20439 (lookup_decl_from_uid): New function.
20440 (remove_decl_from_map): Likewise.
20441 (print_decl_for_uid_map_statistics): New helper.
20442 (dump_tree_statistics): Call it.
20444 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20445 (referenced_var_iterator): Adjust.
20446 (FOR_EACH_REFERENCED_VAR): Adjust.
20447 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20448 (num_referenced_vars): Adjust.
20449 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20450 (first_referenced_var): Remove.
20451 (end_referenced_vars_p): Likewise.
20452 (next_referenced_var): Likewise.
20453 (referenced_var_iterator_set): New helper function.
20454 * tree-dfa.c (referenced_var_lookup): Adjust.
20455 (referenced_var_check_and_insert): Likewise.
20456 (remove_referenced_var): Likewise.
20457 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20458 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20459 (verify_call_clobbering): Likewise.
20460 (verify_memory_partitions): Likewise.
20461 (init_tree_ssa): Allocate bitmap instead of hashtable for
20463 (delete_tree_ssa): Adjust.
20464 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20465 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20466 (compute_tag_properties): Likewise.
20467 (set_initial_properties): Likewise.
20468 (find_partition_for): Likewise.
20469 (update_reference_counts): Likewise.
20470 (dump_may_aliases_for): Likewise.
20471 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20472 (add_call_clobber_ops): Likewise.
20473 (add_call_read_ops): Likewise.
20474 (get_asm_expr_operands): Likewise.
20475 * tree-into-ssa.c (dump_decl_set): Likewise.
20476 (update_ssa): Likewise.
20477 * tree-sra.c (scan_function): Likewise.
20478 (decide_instantiations): Likewise.
20479 (scalarize_parms): Likewise.
20480 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20481 (dsa_named_for): Likewise.
20482 * tree-ssa-structalias.c (update_alias_info): Likewise.
20483 (merge_smts_into): Likewise.
20485 2008-02-27 David Daney <ddaney@avtrex.com>
20488 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
20489 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
20490 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
20491 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
20492 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
20494 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
20497 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
20498 (BUILT_IN_NEXTTOWARD): Remove.
20499 (BUILT_IN_NEXTTOWARDF): Ditto.
20500 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
20501 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
20503 2008-02-27 Tom Tromey <tromey@redhat.com>
20505 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
20506 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
20508 2008-02-27 Jan Beulich <jbeulich@novell.com>
20510 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
20511 update the respective field on newdecl.
20513 2008-02-27 Revital Eres <eres@il.ibm.com>
20515 PR rtl-optimization/34999
20516 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
20517 crossing edges that ends with a call insn.
20518 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
20519 call insn and clear the EDGE_CROSSING flag of the crossing edge
20520 when fixing fallthru edges.
20522 2008-02-27 Richard Guenther <rguenther@suse.de>
20524 PR middle-end/35390
20525 * fold-const.c (fold_unary): Return the correct argument,
20526 converted to the result type.
20528 2008-02-27 Richard Guenther <rguenther@suse.de>
20530 PR middle-end/34971
20531 * expr.c (expand_expr_real_1): Assert on rotates that operate
20533 * fold-const.c (fold_binary): Use the types precision, not the
20534 bitsize of the mode if folding rotate expressions. Build rotates
20535 only for full modes.
20537 2008-02-27 Jakub Jelinek <jakub@redhat.com>
20539 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
20540 and CPP_PRAGMA_EOL.
20541 * c-pragma.c (pragma_ns_name): New typedef.
20542 (registered_pp_pragmas): New variable.
20543 (c_pp_lookup_pragma): New function.
20544 (c_register_pragma_1): If flag_preprocess_only, do nothing
20545 for non-expanded pragmas, for expanded ones push pragma's
20546 namespace and name into registered_pp_pragmas vector.
20547 (c_invoke_pragma_handler): Register OpenMP pragmas even when
20548 flag_preprocess_only, don't register GCC pch_preprocess
20549 pragma if flag_preprocess_only.
20550 * c-opts.c (c_common_init): Call init_pragma even if
20551 flag_preprocess_only.
20552 * c-pragma.c (c_pp_lookup_pragma): New prototype.
20553 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
20554 cpp_register_pragma if flag_preprocess_only.
20556 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20559 * c-parser.c (c_parser_translation_unit): Warn for empty
20560 translation unit, not empty source file.
20562 2008-02-26 Paul Brook <paul@codesourcery.com>
20564 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
20565 operand for Thumb-2.
20566 * config/arm/arm.h (reg_class): Add CORE_REGS.
20567 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
20568 (BASE_REG_CLASS): Use CORE_REGS.
20569 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
20570 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
20571 (REGNO_OK_FOR_INDEX_P): Exclude SP.
20572 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
20573 ARM_REGNO_OK_FOR_INDEX_P.
20574 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
20575 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
20576 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
20577 (ldm/stm peepholes): Ditto.
20578 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
20579 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
20580 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
20581 * config/arm/constraints.md: Enable "k" constraint on ARM.
20583 2008-02-27 Ben Elliston <bje@au.ibm.com>
20585 * config/rs6000/rs6000.c: Annotate cache line size field in all
20586 instances of struct processor_costs.
20588 2008-02-26 David Edelsohn <edelsohn@gnu.org>
20590 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
20591 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
20592 jump_bypass): New counters.
20593 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
20594 * dce.c (gate_ud_dce): Same.
20595 (gate_fast_dce): Same.
20596 * dse.c (gate_dse1): New function.
20597 (gate_dse2): New function.
20598 (gate_dse): Merge results of new gate functions.
20599 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
20600 (gate_handle_jump_bypass): Add dbg_cnt.
20601 (gate_handle_gcse): Add dbg_cnt.
20602 * ifcvt.c (gate_handle_if_conversion): Same.
20603 (gate_handle_if_after_combine): Same.
20604 (gate_handle_if_after_reload): Same.
20605 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
20607 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
20609 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
20611 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
20613 2008-02-26 Jason Merrill <jason@redhat.com>
20616 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
20617 alone if it's the naming decl for the type's main variant.
20619 2008-02-26 Tom Tromey <tromey@redhat.com>
20621 * system.h (USE_MAPPED_LOCATION): Poison.
20622 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
20623 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
20624 (make_goto_expr_edges): Likewise.
20625 (remove_bb): Likewise.
20626 (execute_warn_function_return): Likewise.
20627 * basic-block.h (struct edge_def) <goto_locus>: Change type to
20629 * c-common.c (fname_decl): Remove old location code.
20630 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
20632 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
20634 (ASM_INPUT_SOURCE_LOCATION): Likewise.
20635 (gen_rtx_ASM_INPUT): Likewise.
20636 (gen_rtx_ASM_INPUT_loc): Likewise.
20637 (get_rtx_asm_OPERANDS): Remove.
20638 * cfglayout.c (insn_locators_alloc): Remove old location code.
20639 (set_curr_insn_source_location): Likewise.
20640 (curr_insn_locator): Likewise.
20641 * print-tree.c (print_node): Remove old location code.
20642 * tree-mudflap.c (mf_varname_tree): Remove old location code.
20643 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
20644 * cfgexpand.c (expand_gimple_cond_expr): Don't use
20645 location_from_locus.
20646 (construct_exit_block): Remove old location code.
20647 * emit-rtl.c (force_next_line_note): Remove old location code.
20648 * profile.c (branch_prob): Remove old location code.
20649 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
20650 LOC_LINE): Remove old-location variants.
20651 * langhooks.c (lhd_print_error_function): Remove old location
20653 * configure, config.in: Rebuilt.
20654 * configure.ac (--enable-mapped-location): Remove.
20655 * c-decl.c (c_init_decl_processing): Remove old location code.
20656 (finish_function): Likewise.
20657 * recog.c (decode_asm_operands): Remove old location code.
20658 * c-pch.c (c_common_read_pch): Remove old location code.
20659 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
20661 * gimple-low.c (lower_function_body): Remove old location code.
20662 * toplev.c (unknown_location): Remove.
20663 (push_srcloc): Remove old-location variant.
20664 (process_options): Remove old location code.
20665 (lang_dependent_init): Likewise.
20666 * input.h (UNKNOWN_LOCATION): Move definition.
20667 (location_t): Undeprecate.
20668 (source_locus): Remove.
20669 (location_from_locus): Remove.
20670 (struct location_s): Remove.
20671 Remove all old-location code.
20672 (input_line, input_filename): Remove.
20673 * final.c (final_scan_insn): Remove old location code.
20674 * diagnostic.c (diagnostic_build_prefix): Remove
20675 USE_MAPPED_LOCATION test.
20676 * tree.h (gimple_stmt) <locus>: Now a location_t.
20677 (tree_exp) <locus>: Likewise.
20678 (DECL_IS_BUILTIN): Remove old-location variant.
20679 (annotate_with_file_line, annotate_with_locus): Likewise.
20680 (expr_locus, set_expr_locus): Update.
20681 * tree.c (build1_stat): Remove old location code.
20682 (last_annotated_node): Remove.
20683 (annotate_with_file_line): Remove old-location variant.
20684 (annotate_with_locus): Likewise.
20685 (expr_location): Remove old location code.
20686 (set_expr_location): Likewise.
20687 (expr_has_location): Likewise.
20688 (expr_locus): Likewise.
20689 (set_expr_locus): Likewise.
20690 (expr_filename): Don't use location_from_locus.
20691 (expr_lineno): Likewise.
20692 * rtl-error.c (location_for_asm): Remove old location code.
20693 * c-lex.c (cb_line_change): Remove old location code.
20694 (fe_file_change): Likewise.
20695 (cb_def_pragma): Likewise.
20696 (c_lex_with_flags): Likewise.
20697 * gengtype.c (do_typedef): Don't special-case location types.
20698 (define_location_structures): Remove.
20699 (main): Don't call define_location_structures.
20700 * tree-pretty-print.c (dump_implicit_edges): Remove old location
20703 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20706 * builtins.def (BUILT_IN_STDARG_START): Remove.
20707 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
20708 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
20709 * tree-inline.c (inline_forbidden_p_1): Likewise.
20711 2008-02-26 Richard Guenther <rguenther@suse.de>
20713 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20714 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20715 (lookup_decl_from_uid): Declare.
20716 (remove_decl_from_map): Likewise.
20717 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20718 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20719 (decl_for_uid_map): New global hashtable mapping DECL_UID
20721 (init_ttree): Allocate it.
20722 (insert_decl_to_uid_decl_map): New helper function.
20723 (make_node_stat): Insert new decls into the map.
20724 (copy_node_stat): Likewise.
20725 (lookup_decl_from_uid): New function.
20726 (remove_decl_from_map): Likewise.
20727 (print_decl_for_uid_map_statistics): New helper.
20728 (dump_tree_statistics): Call it.
20730 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20731 (referenced_var_iterator): Adjust.
20732 (FOR_EACH_REFERENCED_VAR): Adjust.
20733 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20734 (num_referenced_vars): Adjust.
20735 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20736 (first_referenced_var): Remove.
20737 (end_referenced_vars_p): Likewise.
20738 (next_referenced_var): Likewise.
20739 (referenced_var_iterator_set): New helper function.
20740 * tree-dfa.c (referenced_var_lookup): Adjust.
20741 (referenced_var_check_and_insert): Likewise.
20742 (remove_referenced_var): Likewise.
20743 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20744 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20745 (verify_call_clobbering): Likewise.
20746 (verify_memory_partitions): Likewise.
20747 (init_tree_ssa): Allocate bitmap instead of hashtable for
20749 (delete_tree_ssa): Adjust.
20750 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20751 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20752 (compute_tag_properties): Likewise.
20753 (set_initial_properties): Likewise.
20754 (find_partition_for): Likewise.
20755 (update_reference_counts): Likewise.
20756 (dump_may_aliases_for): Likewise.
20757 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20758 (add_call_clobber_ops): Likewise.
20759 (add_call_read_ops): Likewise.
20760 (get_asm_expr_operands): Likewise.
20761 * tree-into-ssa.c (dump_decl_set): Likewise.
20762 (update_ssa): Likewise.
20763 * tree-sra.c (scan_function): Likewise.
20764 (decide_instantiations): Likewise.
20765 (scalarize_parms): Likewise.
20766 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20767 (dsa_named_for): Likewise.
20768 * tree-ssa-structalias.c (update_alias_info): Likewise.
20769 (merge_smts_into): Likewise.
20771 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20774 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
20775 * c-opts.c (c_common_handle_option): Wall enables
20776 Wvolatile-register-var.
20777 * common.opt: Move Wvolatile-register-var to...
20780 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20782 * common.opt (Wlarger-than=): New.
20783 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
20785 * opts.c (common_handle_option): Handle -Wlarger-than=.
20786 * optc-gen.awk: Likewise.
20787 * opth-gen.awk: Likewise.
20788 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
20789 * tree-optimize.c (tree_rest_of_compilation): Likewise.
20791 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20793 * c-common.c (match_case_to_enum_1): Add appropriate
20794 OPT_W* parameter to warning.
20795 (c_do_switch_warnings): Likewise.
20796 * c-typeck.c (warning_init): Add one more parameter following
20797 'warning' function.
20798 (push_init_level): Update call to warning_init.
20799 (pop_init_level): Likewise.
20800 (add_pending_init): Likewise.
20801 (output_init_element: Likewise.
20803 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20806 * toplev.c (toplev_main): If there are warnings or error, print
20807 errors for ignored options.
20808 * opts.c (ignored_options): New static variable.
20809 (postpone_unknown_option_error): New.
20810 (print_ignored_options): New.
20811 (handle_option): Postpone errors for unknown -Wno-* options.
20812 * opts.h (print_ignored_options): Declare.
20814 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
20816 * config/mips/mips.md (loadgp_blockage, blockage): Change type
20819 2008-02-25 Richard Guenther <rguenther@suse.de>
20822 2008-02-25 Richard Guenther <rguenther@suse.de>
20824 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20825 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20826 (lookup_decl_from_uid): Declare.
20827 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20828 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20829 (decl_for_uid_map): New global hashtable mapping DECL_UID
20831 (init_ttree): Allocate it.
20832 (insert_decl_to_uid_decl_map): New helper function.
20833 (make_node_stat): Insert new decls into the map.
20834 (copy_node_stat): Likewise.
20835 (lookup_decl_from_uid): New function.
20836 (print_decl_for_uid_map_statistics): New helper.
20837 (dump_tree_statistics): Call it.
20839 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20840 (referenced_var_iterator): Adjust.
20841 (FOR_EACH_REFERENCED_VAR): Adjust.
20842 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20843 (num_referenced_vars): Adjust.
20844 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20845 (first_referenced_var): Remove.
20846 (end_referenced_vars_p): Likewise.
20847 (next_referenced_var): Likewise.
20848 (referenced_var_iterator_set): New helper function.
20849 * tree-dfa.c (referenced_var_lookup): Adjust.
20850 (referenced_var_check_and_insert): Likewise.
20851 (remove_referenced_var): Likewise.
20852 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20853 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20854 (verify_call_clobbering): Likewise.
20855 (verify_memory_partitions): Likewise.
20856 (init_tree_ssa): Allocate bitmap instead of hashtable for
20858 (delete_tree_ssa): Adjust.
20859 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20860 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20861 (compute_tag_properties): Likewise.
20862 (set_initial_properties): Likewise.
20863 (find_partition_for): Likewise.
20864 (update_reference_counts): Likewise.
20865 (dump_may_aliases_for): Likewise.
20866 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20867 (add_call_clobber_ops): Likewise.
20868 (add_call_read_ops): Likewise.
20869 (get_asm_expr_operands): Likewise.
20870 * tree-into-ssa.c (dump_decl_set): Likewise.
20871 (update_ssa): Likewise.
20872 * tree-sra.c (scan_function): Likewise.
20873 (decide_instantiations): Likewise.
20874 (scalarize_parms): Likewise.
20875 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20876 (dsa_named_for): Likewise.
20877 * tree-ssa-structalias.c (update_alias_info): Likewise.
20878 (merge_smts_into): Likewise.
20880 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20883 * doc/invoke.texi (-fcx-limited-range): Document new option.
20884 * toplev.c (process_options): Handle -fcx-fortran-rules.
20885 * common.opt: Add documentation for -fcx-fortran-rules.
20887 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20890 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
20891 actual behaviour and C99.
20893 2008-02-26 Ben Elliston <bje@au.ibm.com>
20895 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
20896 (ASM_CPU_POWER6_SPEC): Likewise.
20897 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
20898 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
20899 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
20901 2008-02-25 Richard Guenther <rguenther@suse.de>
20903 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20904 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20905 (lookup_decl_from_uid): Declare.
20906 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20907 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20908 (decl_for_uid_map): New global hashtable mapping DECL_UID
20910 (init_ttree): Allocate it.
20911 (insert_decl_to_uid_decl_map): New helper function.
20912 (make_node_stat): Insert new decls into the map.
20913 (copy_node_stat): Likewise.
20914 (lookup_decl_from_uid): New function.
20915 (print_decl_for_uid_map_statistics): New helper.
20916 (dump_tree_statistics): Call it.
20918 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20919 (referenced_var_iterator): Adjust.
20920 (FOR_EACH_REFERENCED_VAR): Adjust.
20921 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20922 (num_referenced_vars): Adjust.
20923 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20924 (first_referenced_var): Remove.
20925 (end_referenced_vars_p): Likewise.
20926 (next_referenced_var): Likewise.
20927 (referenced_var_iterator_set): New helper function.
20928 * tree-dfa.c (referenced_var_lookup): Adjust.
20929 (referenced_var_check_and_insert): Likewise.
20930 (remove_referenced_var): Likewise.
20931 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20932 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20933 (verify_call_clobbering): Likewise.
20934 (verify_memory_partitions): Likewise.
20935 (init_tree_ssa): Allocate bitmap instead of hashtable for
20937 (delete_tree_ssa): Adjust.
20938 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20939 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20940 (compute_tag_properties): Likewise.
20941 (set_initial_properties): Likewise.
20942 (find_partition_for): Likewise.
20943 (update_reference_counts): Likewise.
20944 (dump_may_aliases_for): Likewise.
20945 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20946 (add_call_clobber_ops): Likewise.
20947 (add_call_read_ops): Likewise.
20948 (get_asm_expr_operands): Likewise.
20949 * tree-into-ssa.c (dump_decl_set): Likewise.
20950 (update_ssa): Likewise.
20951 * tree-sra.c (scan_function): Likewise.
20952 (decide_instantiations): Likewise.
20953 (scalarize_parms): Likewise.
20954 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20955 (dsa_named_for): Likewise.
20956 * tree-ssa-structalias.c (update_alias_info): Likewise.
20957 (merge_smts_into): Likewise.
20959 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
20962 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20963 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20964 * alias.h (nonoverlapping_memrefs_p): Likewise.
20966 2008-02-25 Jan Beulich <jbeulich@novell.com>
20968 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20969 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20970 __emultls_get_address, __emultls_register_common,
20971 __floatundi?f, and _Unwind_GetIPInfo.
20972 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20973 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20974 (gen_regparm_prefix): Likewise.
20975 (i386_nlm_encode_section_info): Sync with
20976 config/i386/winnt.c:i386_pe_encode_section_info().
20977 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20978 i386_nlm_mangle_decl_assembler_name): New.
20979 (netware_override_options): New.
20980 * config/i386/netware.h (netware_override_options): Declare.
20981 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20982 (i386_nlm_mangle_decl_assembler_name): Declare.
20983 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20985 2008-02-25 Ben Elliston <bje@au.ibm.com>
20988 * c-decl.c (grokdeclarator): Remove unused local variables
20989 `typedef_type' and `type_as_written'.
20991 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20992 unused local variable `has_hot_blocks'.
20993 (fix_crossing_conditional_branches): Remove unused local variable
20996 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20998 PR middle-end/19984
20999 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21000 using DEF_C99_BUILTIN.
21001 (BUILT_IN_NANF): Ditto.
21002 (BUILT_IN_NANL): Ditto.
21004 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21005 Revital Eres <eres@il.ibm.com>
21007 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21008 regarding the order of two dependent insns in the same row.
21010 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21012 * stor-layout.c (layout_decl): Do not bump the alignment of a
21013 bit-field to more than byte alignment if it is packed.
21015 2008-02-24 David Edelsohn <edelsohn@gnu.org>
21017 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
21020 2008-02-24 Diego Novillo <dnovillo@google.com>
21022 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
21025 * tree-vrp.c (vrp_evaluate_conditional): With
21026 -Wtype-limits, emit a warning when comparing against a
21027 constant outside the natural range of OP0's type.
21028 * c.opt (Wtype-limits): Move ...
21029 * common.opt (Wtype-limits): ... here.
21031 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
21033 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
21034 * config/rs6000/e300c2c3.md: New file.
21035 * config/rs6000/rs6000.c (processor_costs): Add new costs for
21037 (rs6000_override_options): Add e300c2 and e300c3 cases to
21038 processor_target_table. Do not allow usage of Altivec or Spe
21039 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
21040 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
21041 * config/rs6000/rs6000.h (processor_type): Add
21042 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
21043 (ASM_CPU_SPEC): Add e300c2 and e300c3.
21044 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
21045 and ppce300c3. Include e300c2c3.md.
21047 2008-02-23 David Edelsohn <edelsohn@gnu.org>
21049 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
21050 instead of TARGET_STRICT_ALIGN.
21052 2008-02-23 Joseph Myers <joseph@codesourcery.com>
21054 * explow.c (memory_address): Assert that the generated address is
21057 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21060 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
21061 * config/darwin-ppc-ldouble-patch.def: New file.
21062 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
21063 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
21064 SUBTARGET_INIT_BUILTINS if defined.
21065 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
21068 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21071 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
21072 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
21074 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21077 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
21078 file" warning condtional on -Winvalid-PCH.
21080 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
21082 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
21084 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
21088 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
21089 prevent reload from using MMX registers.
21090 (*mov<mode>_internal): Ditto.
21091 (*movv2sf_internal_rex64): Ditto.
21092 (*movv2sf_internal): Ditto.
21094 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21096 PR documentation/31569
21097 * doc/install.texi2html: Use makeinfo --no-number-sections.
21099 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21101 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
21102 ensure that we can address an entire entity > 8 bytes. Don't
21103 generate reg+reg addressing for such data.
21105 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21107 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
21108 strings when optimizing for size, unless the target cares about
21111 2008-02-22 Tom Tromey <tromey@redhat.com>
21113 * regclass.c (current_pass): Remove declaration.
21115 2008-02-22 Anatoly Sokolov <aesok@post.ru>
21117 * config/avr/libgcc.S (__RAMPZ__): Define.
21118 (__do_copy_data): Add for devices with 128KB code memory.
21120 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21122 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21124 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
21126 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
21128 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
21131 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21134 * c-typeck.c (build_binary_op): Warn about floating point
21135 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
21137 2008-02-21 Janis Johnson <janis187@us.ibm.com>
21140 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
21141 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
21143 (rs6000_override_options): Set altivec_abi as default, not override,
21144 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
21145 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
21146 is used; use new member spe_abi.
21147 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
21148 spe_abi and altivec_abi.
21150 2008-02-22 Tomas Bily <tbily@suse.cz>
21152 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
21154 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21157 * config.build (build_file_translate): Set to `CMD //c' only if
21159 * Makefile.in (build_file_translate): Improve comment.
21161 2008-02-21 Jan Hubicka <jh@suse.cz>
21163 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
21164 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
21165 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
21167 2008-02-21 Michael Matz <matz@suse.de>
21170 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
21172 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
21174 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
21175 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
21176 as insn constraint.
21177 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
21178 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
21179 SSE_VEC_FLOAT_MODE_P as insn constraint.
21180 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
21181 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
21182 sse4a_movntdf using MODEF mode iterator.
21183 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
21184 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
21185 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
21186 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
21187 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
21188 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
21189 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
21191 2008-02-21 Richard Guenther <rguenther@suse.de>
21193 * tree.def (PAREN_EXPR): New tree code.
21194 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
21196 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
21197 * expr.c (expand_expr_real_1): Likewise.
21198 * tree-inline.c (estimate_num_insns_1): Likewise.
21199 * tree-complex.c (expand_complex_move): Likewise.
21200 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
21203 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21206 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
21208 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21211 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
21213 * config/sh/sh.c (find_barrier): Don't go past
21214 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
21216 2008-02-20 DJ Delorie <dj@redhat.com>
21218 * config/h8300/h8300.md (insv): Force source operand to be a register.
21220 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
21221 as a jump, not as a plain insn.
21223 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
21225 * doc/invoke.texi (Warning Options): Add new option
21226 -Wframe-larger-than=.
21227 (-Wframe-larger-than): Document.
21229 * flags.h (warn_frame_larger_than, frame_larger_than_size):
21230 Add declarations for new option variables.
21232 * final.c (final_start_function): Check the frame size
21233 before emission and issue a Wframe-larger-than warning.
21235 * opts.c (warn_frame_larger_than, frame_larger_than_size):
21236 Add definitions for new option variables.
21237 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
21239 * common.opt (Wframe-larger-than=): New option.
21241 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21243 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
21244 (<sse>_div<mode>3): Ditto.
21245 (<sse>_vmdiv<mode>3): Ditto.
21246 (<sse>_vmsqrt<mode>2): Ditto.
21247 (*smax<mode>3): Ditto.
21248 (sse5_frcz<mode>2): Ditto.
21249 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
21250 as insn constraint.
21252 2008-02-20 Richard Guenther <rguenther@suse.de>
21254 PR middle-end/35265
21255 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
21256 be happy with INTEGRAL_TYPE_P.
21258 2008-02-20 Richard Guenther <rguenther@suse.de>
21260 * fold-const.c (split_tree): Associate floatig-point expressions
21261 if flag_associative_math is set.
21263 2008-02-20 Richard Guenther <rguenther@suse.de>
21265 * tree.h (fold_real_zero_addition_p): Declare.
21266 * fold-const.c (fold_real_zero_addition_p): Export.
21267 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
21268 floating-point operations with zero and one.
21270 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
21272 * doc/install.texi: Correct references to CFLAGS, replacing them
21273 with BOOT_CFLAGS. Document flags used during bootstrap for
21276 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21278 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
21279 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
21280 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
21282 (smin<mode>3): Ditto from similar patterns.
21283 (smax<mode>3): Ditto.
21284 (*ieee_smin<mode>3): Ditto.
21285 (*ieee_smax<mode>3): Ditto.
21286 * config/i386/sse.md (sse): New mode attribute.
21287 (mov<mode>): Macroize expander from movv4sf and movv2df using
21288 SSEMODEF2P mode iterator.
21289 (<sse>_movnt<mode>): Ditto from similar patterns. Use
21290 SSE_VEC_FLOAT_MODE_P as insn constraint.
21291 (storent<mode>): Ditto.
21292 (storent<mode>): Macroize expander from storentsf and storentdf using
21293 MODEF mode iterator.
21294 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
21295 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
21296 (abs<mode>2): Ditto from similar patterns.
21297 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
21298 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
21299 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
21300 (<sse>_vmsqrt<mode>2): Ditto.
21301 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
21302 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
21303 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
21304 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
21305 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
21306 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
21307 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
21309 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
21310 iterator and SSE_FLOAT_MODE_P as insn constraint.
21311 (<sse>_ucomi): Ditto from similar patterns.
21312 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
21313 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
21314 SSE_VEC_FLOAT_MODE_P as insn constraint.
21315 (vcond<mode>): Ditto from similar patterns.
21316 (and<mode>3, *and<mode>3): Ditto.
21317 (<sse>_nand<mode>3): Ditto.
21318 (ior<mode>3, *ior<mode>3): Ditto.
21319 (xor<mode>3, *xor<mode>3): Ditto.
21320 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
21321 iterator and SSE_FLOAT_MODE_P as insn constraint.
21322 (*nand<mode>3): Ditto from similar patterns.
21323 (*ior<mode>3): Ditto.
21324 (*xor<mode>3): Ditto.
21326 2008-02-20 Ira Rosen <irar@il.ibm.com>
21328 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
21329 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
21330 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
21332 2008-02-19 Jan Hubicka <jh@suse.cz>
21334 * predict.c (tree_bb_level_predictions): Remove variable next
21335 mistakely introduced by previous commit.
21337 2008-02-19 Jan Hubicka <jh@suse.cz>
21339 * predict.c (predict_paths_leading_to): Rewrite.
21340 (predict_paths_for_bb): New.
21341 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
21343 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21346 * Makefile.in (build_file_translate): New.
21347 (gcc-vers.texi): Use it for translating $(abs_srcdir).
21348 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
21349 * configure.ac (build_file_translate): Substitute it.
21350 * configure: Regenerate.
21352 2008-02-19 Jan Hubicka <jh@suse.cz>
21354 PR rtl-optimization/34408
21355 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
21358 2008-02-19 Jan Hubicka <jh@suse.cz>
21360 PR middle-end/28779
21361 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
21364 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
21367 * config/i386/i386-modes.def: Revert the last DI alignment
21368 change until Ada people can look into it.
21370 2008-02-19 Nick Clifton <nickc@redhat.com>
21372 * opts.c (print_specific_help): Fix typo in --help text.
21374 2008-02-19 Jakub Jelinek <jakub@redhat.com>
21377 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
21378 32-bit inline asm without asm alternatives for host GCC < 3.0.
21380 2008-02-19 Richard Guenther <rguenther@suse.de>
21382 PR tree-optimization/34989
21383 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
21384 Allow propagation to INDIRECT_REF if we can simplify only.
21386 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21388 * c-common.c (warn_for_collisions_1): Use appropriate option when
21391 2008-02-19 Nick Clifton <nickc@redhat.com>
21394 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
21395 (handle_options): Fix indentation.
21396 (print_filtered_help): If no language-specific options were
21397 displayed tell the user how to list all the options supported by
21398 the language's front-end.
21399 (print_specific_help): Fix indentation and remove duplicate line.
21400 (common_handle_option): Handle the -v option.
21401 For --help enable the display of undocumented options if the -v
21402 switch has been included on the command line.
21403 For --help= check for overlaps in the arguments between the option
21404 classes and the language names and issue a warning when they
21405 cannot be disambiguated.
21406 * c.opt (v): Pass on to the common option handler.
21408 2008-02-19 Revital Eres <eres@il.ibm.com>
21410 * modulo-sched.c (sms_schedule): Change dump message when
21411 create_ddg function fails.
21412 (try_scheduling_node_in_cycle): Rename row to cycle.
21413 (print_partial_schedule): Rename CYCLE to ROW.
21415 2008-02-19 Christian Bruel <christian.bruel@st.com>
21416 Zdenek Dvorak <ook@ucw.cz>
21418 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
21420 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21423 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
21424 (*x86_movdicc_0_m1_se): Ditto.
21426 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21428 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
21429 (CMPtype): Define as __gcc_CMPtype.
21430 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
21431 (CMPtype): Define as __gcc_CMPtype.
21433 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
21435 Support valgrind 3.3 for --enable-checking=valgrind.
21436 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
21438 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
21439 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
21440 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
21441 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
21442 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
21443 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
21444 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
21446 * ggc-zone.c: Similar.
21447 * ggc-page.c: Similar.
21449 2008-02-19 Paul Brook <paul@codesourcery.com>
21452 * config/arm/ieee754-df.S: Fix do_it typo.
21453 * config/arm/ieee754-sf.S: Fix do_it typo.
21455 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21458 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
21459 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
21460 (OPTION_MASK_ISA_SSE_SET): Likewise.
21461 (OPTION_MASK_ISA_SSE2_SET): Likewise.
21462 (OPTION_MASK_ISA_SSE3_SET): Likewise.
21463 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
21464 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
21465 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
21466 (OPTION_MASK_ISA_SSE4_SET): Likewise.
21467 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
21468 (OPTION_MASK_ISA_SSE5_SET): Likewise.
21469 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
21470 (OPTION_MASK_ISA_MMX_UNSET): Updated.
21471 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
21472 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
21473 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
21474 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
21475 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
21476 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
21477 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
21478 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
21479 (OPTION_MASK_ISA_SSE4): Removed.
21480 (ix86_handle_option): Turn on bits in ix86_isa_flags and
21481 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
21482 (override_options): Don't turn on implied SSE/MMX bits in
21485 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21487 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21490 2008-02-18 Joey Ye <joey.ye@intel.com>
21492 PR middle-end/34921
21493 * tree-nested.c (insert_field_into_struct): Set type alignment
21494 to field alignment if the former is less than the latter.
21496 2008-02-18 Jakub Jelinek <jakub@redhat.com>
21498 * BASE-VER: Set to 4.4.0.
21500 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21502 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
21503 * doc/cfg.texi: Likewise.
21504 * doc/extend.texi: Likewise.
21505 * doc/gty.texi: Likewise.
21506 * doc/invoke.texi: Likewise.
21507 * doc/loop.texi: Likewise.
21508 * doc/md.texi: Likewise.
21509 * doc/passes.texi: Likewise.
21510 * doc/rtl.texi: Likewise.
21511 * doc/sourcebuild.texi: Likewise.
21512 * doc/tm.texi: Likewise.
21513 * doc/tree-ssa.texi: Likewise.
21515 2008-02-17 Richard Guenther <rguenther@suse.de>
21517 PR middle-end/35227
21518 * tree-complex.c (init_parameter_lattice_values): Handle parameters
21519 without default definition.
21521 2008-02-17 Richard Guenther <rguenther@suse.de>
21523 PR tree-optimization/35231
21524 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
21527 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
21530 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21531 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21532 libgcc_cmp_return mode.
21534 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21537 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
21539 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
21541 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
21544 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21546 * doc/c-tree.texi: Use `@.' where appropriate.
21547 * doc/extend.texi: Likewise.
21548 * doc/install.texi: Likewise.
21549 * doc/invoke.texi: Likewise.
21550 * doc/loop.texi: Likewise.
21551 * doc/makefile.texi: Likewise.
21552 * doc/md.texi: Likewise.
21553 * doc/passes.texi: Likewise.
21554 * doc/standards.texi: Likewise.
21555 * doc/tm.texi: Likewise.
21557 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21559 PR middle-end/35196
21560 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
21562 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
21563 rather than in entry_bb.
21565 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21567 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21568 libgcc_cmp_return mode.
21570 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21572 PR middle-end/35130
21573 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
21574 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
21576 2008-02-15 Richard Guenther <rguenther@suse.de>
21577 Zdenek Dvorak <ook@ucw.cz>
21579 PR tree-optimization/35164
21580 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
21581 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
21582 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21583 Only propagate addresses which do not have abnormal SSA_NAMEs
21586 2008-02-15 Joseph Myers <joseph@codesourcery.com>
21589 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
21591 2008-02-15 Jan Hubicka <jh@suse.cz>
21593 PR middle-end/35149
21594 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
21596 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21598 PR middle-end/34621
21599 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
21600 when calculating alignment_pad.
21602 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21604 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
21605 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
21606 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
21607 and STACK_BOUNDARY define.
21609 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
21611 PR preprocessor/35061
21612 * c-pragma.c (handle_pragma_pop_macro): Check that
21613 pushed_macro_table has been allocated.
21615 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
21617 PR middle-end/35136
21618 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
21619 (force_gimple_operand): Likewise.
21620 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
21621 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
21622 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
21623 (find_interesting_uses_address): Check addressability and alignment
21624 of the base expression only after substituting bases of IVs into it.
21626 2008-02-14 Michael Matz <matz@suse.de>
21629 * function.c (instantiate_virtual_regs_in_insn): Reload address
21630 before falling back to reloading the whole operand.
21632 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
21634 * config/s390/s390.c (s390_mainpool_start): Emit the pool
21635 before the first section switch note.
21637 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21639 * doc/bugreport.texi: Update copyright years.
21640 * doc/c-tree.texi: Likewise.
21641 * doc/cfg.texi: Likewise.
21642 * doc/cpp.texi: Likewise.
21643 * doc/cppinternals.texi: Likewise.
21644 * doc/fragments.texi: Likewise.
21645 * doc/frontends.texi: Likewise.
21646 * doc/gcc.texi: Likewise.
21647 * doc/gty.texi: Likewise.
21648 * doc/hostconfig.texi: Likewise.
21649 * doc/implement-c.texi: Likewise.
21650 * doc/libgcc.texi: Likewise.
21651 * doc/loop.texi: Likewise.
21652 * doc/makefile.texi: Likewise.
21653 * doc/options.texi: Likewise.
21654 * doc/passes.texi: Likewise.
21655 * doc/rtl.texi: Likewise.
21656 * doc/sourcebuild.texi: Likewise.
21657 * doc/standards.texi: Likewise.
21658 * doc/tree-ssa.texi: Likewise.
21659 * doc/trouble.texi: Likewise.
21661 * doc/extend.texi: Use @: or add comma where appropriate.
21662 * doc/invoke.texi: Likewise.
21663 * doc/tm.texi: Likewise.
21665 2008-02-14 Alan Modra <amodra@bigpond.net.au>
21668 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
21671 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
21673 * doc/md.texi (clz, ctz): Add reference.
21674 * doc/rtl.texi (clz, ctz): Likewise.
21676 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21679 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
21682 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
21684 * config/s390/s390.c (struct constant_pool): New field
21685 emit_pool_after added.
21686 (s390_mainpool_start): Set the emit_pool_after flag according
21687 to the section switch notes.
21688 (s390_mainpool_finish): Consider emit_pool_after when emitting
21689 the literal pool at the end of the function.
21690 (s390_chunkify_start): Force literal pool splits at section
21693 2008-02-13 Michael Matz <matz@suse.de>
21696 * var-tracking.c (clobber_variable_part): Correctly traverse the
21699 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21702 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
21703 Add -fdump-ipa-inline.
21704 * tree-dump.c (dump_files): Remove tree-inlined dump.
21705 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
21707 2008-02-12 Richard Guenther <rguenther@suse.de>
21709 PR tree-optimization/35171
21710 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
21713 2008-02-12 Richard Guenther <rguenther@suse.de>
21715 PR middle-end/35163
21716 * fold-const.c (fold_widened_comparison): Use get_unwidened in
21717 value-preserving mode. Disallow final truncation.
21719 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
21721 PR middle-end/35136
21722 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
21723 code from here to...
21724 (force_gimple_operand): ...here.
21726 2008-02-12 Jakub Jelinek <jakub@redhat.com>
21729 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
21730 non-compatible pointers.
21731 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
21732 different FIELD_DECLs, try harder by comparing field offsets, sizes
21735 PR inline-asm/35160
21736 * function.c (match_asm_constraints_1): Don't replace the same input
21739 2008-02-12 Anatoly Sokolov <aesok@post.ru>
21741 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
21742 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
21743 (expand_epilogue): Restore RAMPZ register.
21744 * config/avr/avr.md (RAMPZ_ADDR): New constant.
21746 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
21748 * config/i386/cygwin.asm: (__alloca): Correct calling
21749 convention and alignment.
21750 (__chkstk): Force 8 byte stack alignment.
21752 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
21753 Richard Guenther <rguenther@suse.de>
21755 PR tree-optimization/33992
21756 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
21757 the zero we compare against.
21759 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
21761 PR libfortran/35063
21762 * gthr-win32.h (__gthread_mutex_destroy_function): New function
21763 to CloseHandle after unlocking to prevent accumulation of handle
21766 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21768 PR middle_end/34150
21769 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
21770 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
21771 and update LABEL_NUSES during and after reload.
21773 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
21775 PR middle-end/34627
21776 * combine.c (simplify_if_then_else): Make sure the comparison is
21777 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
21779 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
21782 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
21783 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
21784 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
21785 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
21786 * tree.h (get_type_static_bounds): Likewise.
21788 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21790 * doc/invoke.texi (Option Summary, C++ Dialect Options)
21791 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21792 Make -Wfoo language annotations match what the compiler outputs.
21794 2008-02-08 Sa Liu <saliu@de.ibm.com>
21796 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
21797 intrinsics spu_convts, spu_convtu, spu_convtf.
21799 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
21801 * doc/extend.texi (Function Attributes) <noinline>: Mention
21802 asm ("") as method to keep calls.
21804 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21807 * doc/options.texi (Options): Replace references to opts.sh with
21809 * opts-common.c: Likewise.
21810 * optc-gen.awk: Likewise.
21812 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
21814 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
21816 2008-02-07 Richard Henderson <rth@redhat.com>
21819 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
21820 EXPR_LIST for the REG_EQUAL instead of a comparison with a
21823 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
21825 PR tree-optimization/35085
21826 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
21827 for operand entry oe2 in addition to operand entry oe3 in order to
21828 expose more opportunities for vectorizer sum reduction.
21830 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21833 * Makefile.in (LIBS): Remove $(GMPLIBS).
21834 (cc1-dummy, cc1): Add $(GMPLIBS).
21836 2008-02-06 Jan Hubicka <jh@suse.cz>
21839 * i386.md (moddf_integer): Do not produce partial memory stalls for
21840 targets where it hurts.
21842 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
21845 * optabs.c (expand_float): Do not check for decimal modes when
21846 expanding unsigned integer through signed conversion.
21848 2008-02-06 Nick Clifton <nickc@redhat.com>
21850 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
21851 inside the clobber with a match_operand and duplicated operand
21852 number in the constraint.
21853 (ineqbranchsi): Delete redundant comment.
21855 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
21857 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
21858 builtin_define ("__USE_INIT_FINI__").
21859 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
21861 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
21863 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21865 PR documentation/30330
21866 * doc/invoke.texi (C++ Dialect Options)
21867 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21868 For each warning option -Wfoo that allows -Wno-foo, ensure both
21869 -Wfoo and -Wno-foo are listed in the option index. Fix index
21870 entry of -Wswitch-default, index -Wnormalized= including the
21871 `=', and -Wlarger-than-@var{len} including @var{len}.
21873 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21875 * config/i386/i386.md (floatunssisf2): Use
21876 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
21877 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
21878 Macroize expander using MODEF mode iterator.
21880 2008-02-05 Diego Novillo <dnovillo@google.com>
21882 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
21885 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
21887 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21890 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
21892 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
21895 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
21896 to indicate if a message should be generated.
21897 (init_cumulative_args): Updated.
21898 (function_value_32): Likewise.
21900 2008-02-05 Joseph Myers <joseph@codesourcery.com>
21902 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
21904 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21907 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
21908 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
21910 2008-02-04 Diego Novillo <dnovillo@google.com>
21912 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
21915 * tree-vrp.c (vrp_evaluate_conditional): With
21916 -Wtype-limits, emit a warning when comparing against a
21917 constant outside the natural range of OP0's type.
21919 2008-02-04 Richard Guenther <rguenther@suse.de>
21921 PR middle-end/33631
21922 * expr.c (count_type_elements): Give for unions instead of
21925 2008-02-04 Richard Guenther <rguenther@suse.de>
21927 PR middle-end/35043
21928 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
21929 to TYPE_DOMAINs base type instead of using bitsizetype here.
21931 2008-02-03 Jason Merrill <jason@redhat.com>
21933 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
21935 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21938 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
21939 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
21940 (RS/6000 and PowerPC Options): Fix typos and markup.
21941 * doc/passes.texi (Tree-SSA passes): Likewise.
21943 2008-02-02 Michael Matz <matz@suse.de>
21946 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
21947 from record_last_reg_set_info.
21948 (record_last_reg_set_info): Take an RTX argument, iterate over all
21949 constituent hardregs.
21950 (record_last_set_info, record_opr_changes): Change calls to
21951 new signature or to record_last_reg_set_info_regno.
21953 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
21955 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
21957 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
21959 PR rtl-optimization/34773
21960 * reg-notes.def (EQUAL): Mention significance of combination of
21961 REG_EQUAL and REG_RETVAL.
21962 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21963 insn that has a REG_RETVAL.
21965 2008-02-01 Roger Sayle <roger@eyesopen.com>
21968 * configure.ac (--enable-fixed-point): Disable unless explicitly
21970 * configure: Regenerate.
21972 2008-02-01 Richard Guenther <rguenther@suse.de>
21975 * invoke.texi (-finline-limit): Remove no longer true parts
21976 of the documentation. Note that there is no default value.
21978 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21979 Mark Mitchell <mark@codesourcery.com>
21980 Ben Elliston <bje@au.ibm.com>
21983 * doc/extend.texi (Other Builtins): Document.
21985 2008-01-31 Tom Browder <tom.browder@gmail.com>
21987 * doc/c-tree.texi (Types): Fix grammar.
21988 (Expression trees): Ditto.
21989 * doc/passes.texi (Tree-SSA passes): Ditto.
21991 * doc/configterms.texi (Configure Terms): Fix typo.
21992 * doc/cpp.texi (Common Predefined Macros): Ditto.
21993 * doc/md.texi (Machine Constraints): Ditto.
21995 * doc/makefile.texi (Makefile): Add comma.
21997 2008-01-31 Tom Browder <tom.browder@gmail.com>
21998 Gerald Pfeifer <gerald@pfeifer.com>
22000 * doc/sourcebuild.texi (Front End): Remove references to CVS
22001 and CVSROOT/modules.
22002 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22003 (Back End): Remove reference to CVS.
22005 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22008 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22010 (mips16_gp_pseudo_reg): ...here.
22011 * config/mips/mips.md (load_const_gp): Replace with...
22012 (load_const_gp_<mode>): ...this :P-based insn.
22014 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22016 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
22017 options. Minor fixes.
22018 (-std): Move reference to standards closer to where language
22019 standards are first mentioned.
22021 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22023 PR rtl-optimization/34995
22024 * reload.c (alternative_allows_const_pool_ref): Take an rtx
22025 parameter and return a bool. If the rtx parameter is nonnull,
22026 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
22027 (find_reloads): Update call accordingly. Pass the new operand
22028 if it needed no address reloads, otherwise pass null.
22030 2008-01-30 Richard Henderson <rth@redhat.com>
22033 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
22034 for unbounded arrays.
22036 2008-01-30 Silvius Rus <rus@google.com>
22038 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
22040 2008-01-30 Jan Hubicka <jh@suse.cz>
22043 * i386.c (init_cumulative_args): Use real function declaration when
22046 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
22048 PR rtl-optimization/34998
22049 * global.c (build_insn_chain): Treat non-subreg_lowpart
22050 SUBREGs of pseudos as clobbering all the words covered by the
22051 SUBREG, not just all the bytes.
22052 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
22053 original df_ref rather than an extract parameter.
22054 (global_conflicts): Update call accordingly.
22056 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
22058 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
22059 the overflow check to make it easier to read.
22060 (__fixtfdi): Change the type of the ll member in union
22061 long_double to UDItype_x.
22063 2008-01-30 Jakub Jelinek <jakub@redhat.com>
22065 PR middle-end/34969
22066 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
22067 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
22068 * tree-inline.c (fold_marked_statements): Call
22069 cgraph_update_edges_for_call_stmt if folding a call statement.
22070 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
22071 debug_generic_stmt calls, reset it back afterwards.
22074 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
22076 * c-typeck.c (build_external_ref): Don't pedwarn about
22077 static vars in current function's scope.
22079 2008-01-29 Joseph Myers <joseph@codesourcery.com>
22081 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
22083 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
22086 * ipa-struct-reorg.c: Fix spelling.
22087 * params.def: Ditto.
22089 2008-01-29 Richard Guenther <rguenther@suse.de>
22091 PR middle-end/35006
22092 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
22094 * tree-inline.c (remap_type): Increment remapping_type_depth
22095 around remapping types.
22096 (copy_body_r): Only add referenced variables if they are referenced
22097 from code, not types.
22099 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
22110 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
22111 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
22113 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
22116 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
22117 pointer for tiny stack.
22119 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22121 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
22123 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22125 * config/vx-common.h: Fix typo in comment.
22127 2008-01-28 Ian Lance Taylor <iant@google.com>
22131 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
22132 coalesce pointers if they have different DECL_NO_TBAA_P values.
22133 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
22134 between variables with different DECL_NO_TBAA_P values.
22136 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
22139 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
22140 are not legitimate small data references on SPE targets.
22142 2008-01-28 David Daney <ddaney@avtrex.com>
22144 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
22146 2008-01-28 David Daney <ddaney@avtrex.com>
22148 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
22150 2008-01-27 Joseph Myers <joseph@codesourcery.com>
22152 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
22153 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
22154 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
22155 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
22156 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
22157 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
22158 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
22159 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
22161 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22163 * basic-block.h (condjump_equiv_p): Fix comment.
22165 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22167 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
22168 print_generic_stmt_indented): Fix comment.
22170 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22172 * configure.ac (__stack_chk_fail): Add detecion for availability
22173 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
22174 * configure: Regenerate.
22176 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
22178 PR middle-end/34688
22179 * final.c (output_addr_const): Handle TRUNCATE.
22181 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
22184 * tree-ssa-loop-ivopts.c (comp_cost): New type.
22185 (zero_cost, infinite_cost): New constants.
22186 (struct cost_pair): Change type of cost to comp_cost.
22187 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
22188 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
22190 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
22191 split_address_cost, ptr_difference_cost, difference_cost,
22192 get_computation_cost_at, get_computation_cost,
22193 determine_use_iv_cost_generic, determine_use_iv_cost_address,
22194 determine_use_iv_cost_condition, determine_use_iv_costs,
22195 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
22196 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
22197 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
22198 Change type of cost to comp_cost.
22199 (determine_iv_cost): Increase cost of non-original ivs, instead
22200 of decreasing the cost of original ones.
22201 (get_address_cost): Indicate the complexity of the addressing mode
22203 (try_add_cand_for): Prefer using ivs not specific to some object.
22204 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
22206 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
22207 Janis Johnson <janis187@us.ibm.com>
22210 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
22211 (TARGET_INSTANTIATE_DECLS): Likewise.
22212 * target.h (expand_to_rtl_hook): New target hook.
22213 (instantiate_decls): Likewise.
22214 * function.c (instantiate_decl): Make non-static. Rename to...
22215 (instantiate_decl_rtl): ... this.
22216 (instantiate_expr): Use instantiate_decl_rtl.
22217 (instantiate_decls_1): Likewise.
22218 (instantiate_decls): Likewise.
22219 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
22220 * function.h (instantiate_decl_rtl): Add prototype.
22221 * cfgexpand.c (target.h): New include.
22222 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
22223 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
22224 (TARGET_INSTANTIATE_DECLS): Likewise.
22225 (TARGET_INITIALIZER): New target hooks added.
22226 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
22228 * config/rs6000/rs6000.c (tree-flow.h): New include.
22229 (machine_function): Add sdmode_stack_slot field.
22230 (rs6000_alloc_sdmode_stack_slot): New function.
22231 (rs6000_instantiate_decls): Likewise.
22232 (rs6000_secondary_memory_needed_rtx): Likewise.
22233 (rs6000_check_sdmode): Likewise.
22234 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
22235 (TARGET_INSTANTIATE_DECLS): Likewise.
22236 (rs6000_hard_regno_mode_ok): Allow SDmode.
22237 (num_insns_constant): Likewise. Handle _Decimal32 constants.
22238 (rs6000_emit_move): Handle SDmode.
22239 (function_arg_advance): Likewise.
22240 (function_arg): Likewise.
22241 (rs6000_gimplify_va_arg): Likewise. Add special handling of
22242 SDmode var args for 32-bit compiles.
22243 (rs6000_secondary_reload_class): Handle SDmode.
22244 (rs6000_output_function_epilogue): Likewise.
22245 (rs6000_function_value): Simplify if statement.
22246 (rs6000_libcall_value): Likewise.
22247 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
22248 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
22249 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
22250 (movsd_hardfloat): New define_insn.
22251 (movsd_softfloat): Likewise.
22252 (movsd_store): Likewise.
22253 (movsd_load): Likewise.
22254 (extendsddd2): Likewise.
22255 (extendsdtd2): Likewise.
22256 (truncddsd2): Likewise.
22257 (movdd_hardfloat64): Fixup comment.
22258 (UNSPEC_MOVSD_LOAD): New constant.
22259 (UNSPEC_MOVSD_STORE): Likewise.
22261 2008-01-26 Jakub Jelinek <jakub@redhat.com>
22264 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
22266 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
22267 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
22268 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
22269 and TRUTH_XOR_EXPR.
22271 2008-01-26 David Edelsohn <edelsohn@gnu.org>
22274 * config.gcc: Separate AIX 5.3 from AIX 6.1.
22275 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22276 __LONGDOUBLE128 too.
22277 * config/rs6000/aix61.h: New file.
22279 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22281 PR rtl-optimization/34959
22282 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
22283 popcount and parity rtxes the same mode as their operand.
22284 Truncate or extend the result to the return value's mode
22287 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22290 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
22291 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
22292 to GOT_VERSION_REGNUM.
22293 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
22294 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
22295 * config/mips/mips.c (mips_emit_call_insn): New function.
22296 (mips_call_tls_get_addr): Call mips_expand_call directly.
22297 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
22299 (mips16_build_call_stub): Likewise. Return the call insn or null.
22300 (mips_expand_call): Update the call to mips16_build_call_stub
22301 accordingly and a remove redundant condition. Assert that MIPS16
22302 stubs do not use lazy binding. Use mips_emit_call_insn and return
22304 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
22306 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
22307 (mips_avoid_hazard): Remove hazard_set handling.
22308 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
22309 (UNSPEC_RESTORE_GP): ...this.
22310 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
22311 (FAKE_CALL_REGNO): Rename to...
22312 (GOT_VERSION_REGNUM): ...this.
22313 (type): Add "ghost" value. Add an associated insn reservation.
22314 (hazard_set): Remove.
22315 (exception_receiver): Rename to...
22316 (restore_gp): ...this and update the unspec identifier accordingly.
22317 (exception_receiver, nonlocal_got_receiver): New expanders.
22318 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
22319 FAKE_CALL_REGNO. Remove hazard_set attribute.
22320 (set_got_version, update_got_version): New patterns.
22322 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
22325 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
22327 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22330 * doc/install.texi2html: Generate gcc-vers.texi.
22332 2008-01-25 DJ Delorie <dj@redhat.com>
22334 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
22336 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22338 * config/c4x: Remove directory.
22339 * config.gcc (crx-*, mt-*): Mark obsolete.
22340 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
22341 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
22342 sh-*-rtemscoff*): Remove cases.
22343 * defaults.h (C4X_FLOAT_FORMAT): Remove.
22344 * real.c (encode_c4x_single, decode_c4x_single,
22345 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
22346 c4x_extended_format): Remove.
22347 * real.h (c4x_single_format, c4x_extended_format): Remove.
22348 * doc/extend.texi (interrupt, naked): Remove mention of attributes
22350 (Pragmas): Remove comment about c4x pragmas.
22351 * doc/install.texi (c4x): Remove target-specific instructions.
22352 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
22353 * doc/md.texi (Machine Constraints): Remove C4x documentation.
22354 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
22355 refer to C4x source files as examples.
22356 (C4X_FLOAT_FORMAT): Remove documentation.
22358 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
22360 * config/bfin/bfin.c (override_options): Reorder tests so that
22361 flag_pic gets enabled for -msep-data.
22363 2008-01-25 Richard Guenther <rguenther@suse.de>
22365 PR middle-end/32244
22366 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
22367 to its bitfield precision if required.
22369 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22371 PR middle-end/33880
22372 * tree-nested.c (walk_omp_for): New function.
22373 (convert_nonlocal_reference, convert_local_reference): Call
22374 walk_omp_for on OMP_FOR.
22375 (convert_call_expr): Call walk_body on OMP_FOR's
22376 OMP_FOR_PRE_INIT_BODY.
22378 2008-01-25 Richard Guenther <rguenther@suse.de>
22380 PR tree-optimization/34966
22381 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
22382 default defs and PHI_NODEs we have to insert after the
22383 defining statement.
22385 2008-01-24 Nick Clifton <nickc@redhat.com>
22387 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
22388 Provide a default definition.
22389 (LIBGCC2_UNITS_PER_WORD): Likewise.
22391 * config/stormy16/stormy16.c: Include df.h for the prototype
22392 for df_regs_ever_live_p.
22393 (xstormy16_expand_builtin_va_start): Convert the stack offset
22394 into a component_ref and then use POINTER_PLUS_EXPR to add it
22395 to the incoming_virtual_args_rtx.
22396 (xstormy16_gimplify_va_arg_expr): Rename to
22397 xstormy16_gimplify_va_arg_expr.
22398 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
22399 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
22400 xstormy16_gimplify_va_arg_expr.
22401 Fix up some formatting issues.
22403 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
22404 Move to predicates.md.
22405 (xs_hi_general_operand): Likewise.
22406 (xs_hi_nonmemory_operand): Likewise.
22407 * config/stormy16/predicates.md:
22408 (xstormy16_carry_plus_operand): New predicate.
22409 (xs_hi_general_operand): New predicate.
22410 (xs_hi_nonmemory_operand): New predicate.
22411 * config/stormy16/stormy16-protos.h:
22412 (xstormy16_carry_plus_operand): Delete prototype.
22413 (xs_hi_general_operand): Likewise.
22414 (xs_hi_nonmemory_operand): Likewise.
22416 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
22417 modifiers as they are no longer needed and they can trigger
22418 reload spill failures.
22420 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
22421 with a match_operand in order to help reload.
22423 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
22424 constraint with 'e' for the 8th alternative as this version of
22425 the mov.w instruction only accepts the lower 8 registers.
22427 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
22430 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
22431 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
22434 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22436 PR middle-end/33333
22437 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
22439 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22441 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
22443 (remove_structure): Update allocations list before removing structure.
22445 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22447 * ipa-struct-reorg.c (is_safe_cond_expr,
22448 create_new_stmts_for_cond_expr): Use integer_zerop function,
22449 that recognize not only zero-pointer, but zero-integer too.
22451 2008-01-25 Ben Elliston <bje@au.ibm.com>
22454 * fixproto: Escape "." in sed expression that strips leading "./".
22456 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
22459 * gcc.c (SWITCH_OK): Removed.
22460 (SWITCH_LIVE): Changed to bit.
22461 (SWITCH_FALSE): Likewise.
22462 (SWITCH_IGNORE): Likewise.
22463 (switchstr): Change live_cond to unsigned int.
22464 (process_command): Replace SWITCH_OK with 0.
22465 (do_self_spec): Likewise.
22466 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
22467 (give_switch): Likewise.
22468 (used_arg): Likewise.
22469 (do_spec_1): Set the SWITCH_IGNORE bit.
22470 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
22471 bits. Set the SWITCH_LIVE bit.
22473 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22475 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
22477 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
22479 PR tree-optimization/34472
22480 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
22481 parameter to a "bool *" and set *DATA to false if there is
22482 an unsafe access. Do not delete the structure here.
22483 (check_cond_exprs): Delete it here instead.
22484 (check_cond_exprs, exclude_cold_structs): Do not increase
22485 I when removing a structure.
22487 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
22490 * config/i386/i386.c (ix86_expand_vector_init): Consider only
22491 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
22493 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
22495 PR middle-end/34934
22496 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
22497 a fixed vector for stack.
22499 2008-01-24 Ben Elliston <bje@au.ibm.com>
22502 * doc/gcc.texi (Software development): Add a direntry for g++.
22504 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
22506 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
22507 stale and straggling -fforce-addr comments above.
22509 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
22511 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
22512 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
22514 2008-01-23 Michael Matz <matz@suse.de>
22517 * dwarf2out.c (force_type_die): Use modified_type_die instead of
22520 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
22522 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
22523 malloc result type.
22525 2008-01-23 Anatoly Sokolov <aesok@post.ru>
22527 * config/avr/avr.c (avr_current_arch): New variable.
22528 (avr_arch_types): Add 'avr31' and 'avr51' entries.
22529 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
22530 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
22531 (avr_override_options): Init 'avr_current_arch'.
22532 (base_arch_s): Move from here...
22533 * config/avr/avr.h (base_arch_s): ... here. Add new members
22534 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
22535 'mega' to 'have_jmp_call'.
22536 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
22537 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
22539 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
22541 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22542 MULTILIB_MATCHES): Ditto.
22544 2008-01-23 Richard Guenther <rguenther@suse.de>
22546 PR middle-end/31529
22547 * cgraphunit.c (cgraph_reset_node): Always mark the node
22548 not reachable if it is not queued already.
22550 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
22552 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
22553 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
22554 (cputype_selected): New static variable.
22555 (bfin_handle_option): Set it if -mcpu is used.
22556 (override_option): Select default set of workarounds if no cpu type
22557 selected on the command line.
22558 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
22560 From Michael Frysinger <michael.frysinger@analog.com>
22561 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
22562 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
22564 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
22565 for bf547, bf523, bf524, and bf526.
22566 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
22568 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
22569 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
22570 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
22571 __ADSPBF547__ and __ADSPBF54x__ for bf547.
22572 * doc/invoke.texi (Blackfin Options): Document that
22573 -mcpu now accept bf547, bf523, bf524, and bf526.
22575 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
22577 PR rtl-optimization/34628
22578 * combine.c (try_combine): Stop and undo after the first combination
22579 if an autoincrement side-effect on the first insn has effectively
22582 2008-01-22 David Edelsohn <edelsohn@gnu.org>
22585 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
22586 Offset addresses are not valid for Altivec or paired float modes.
22588 2008-01-22 Jakub Jelinek <jakub@redhat.com>
22591 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
22592 if DECL_INITIAL (decl) is error_mark_node.
22595 * c-common.c (handle_vector_size_attribute): Only allow
22596 integral, scalar float and fixed point types. Handle OFFSET_TYPE
22597 the same way as pointer, array etc. types.
22598 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
22601 * tree.c (build_type_attribute_qual_variant): Call
22602 build_qualified_type if attributes are equal, but quals are not.
22604 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22607 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
22608 * flags.h (warn_strict_aliasing): Remove.
22609 (warn_strict_overflow): Remove.
22610 * opts.c (warn_strict_aliasing): Remove.
22611 (warn_strict_overflow): Remove.
22612 * c-opts.c (c_common_handle_option): -Wall only sets
22613 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
22614 (c_common_post_options): Give default values to -Wstrict-aliasing
22615 and -Wstrict-overflow if they are uninitialized.
22616 * common.opt (Wstrict-aliasing): Specify Var and Init.
22617 (Wstrict-overflow): Likewise.
22619 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
22621 PR rtl-optimization/26854
22622 PR rtl-optimization/34400
22623 PR rtl-optimization/34884
22624 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
22626 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
22627 (df_rd_bb_info.expanded_lr_out): Deleted
22628 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
22629 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
22630 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22631 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22632 Removed code to allocate, initialize or free expanded_lr_out.
22633 (df_rd_bb_local_compute_process_def): Restructured to make more
22635 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
22636 sets if the sets are being trimmed.
22638 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
22641 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
22642 (as_vers): Likewise.
22643 * configure: Regenerated.
22645 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22647 PR middle-end/33092
22648 * tree-pass.h (pass_build_alias): New pass.
22649 * tree-ssa-alias.c (gate_build_alias): New.
22650 (pass_build_alias): New.
22651 * passes.c (init_optimization_passes): Add pass_build_alias after
22652 pass_create_structure_vars.
22654 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
22656 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
22657 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
22658 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
22659 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
22660 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
22661 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
22662 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
22663 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
22664 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
22665 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
22666 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
22667 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
22668 * config/s390/s390.md (FP_ALL): New mode iterator.
22669 (_d): New mode attribute.
22670 ("*signbit<mode>2>"): Changed mode of first operand.
22671 ("isinf<mode>2"): Changed mode of first operand.
22672 ("*TDC_insn"): Adaptation for DFP modes.
22674 2008-01-22 Ben Elliston <bje@au.ibm.com>
22676 * tree.c (check_qualified_type): Improve function description.
22678 2008-01-21 Jason Merrill <jason@redhat.com>
22681 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
22682 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
22685 2008-01-21 DJ Delorie <dj@redhat.com>
22687 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
22690 2008-01-21 Richard Guenther <rguenther@suse.de>
22692 PR middle-end/34856
22693 * tree-cfg.c (verify_expr): Allow all invariant expressions
22694 instead of just constant class ones as reference argument.
22695 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
22696 like any other constant.
22697 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
22699 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
22701 * regmove.c (fixup_match_1): Update call crossed frequencies.
22703 2008-01-21 Richard Guenther <rguenther@suse.de>
22706 * tree-inline.c (setup_one_parameter): Deal with mismatched
22707 types using a VIEW_CONVERT_EXPR.
22709 2008-01-21 Alon Dayan <alond@il.ibm.com>
22710 Olga Golovanevsky <olga@il.ibm.com>
22712 PR tree-optimization/34701
22713 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
22714 when the structure size is not a power of 2.
22716 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
22718 * doc/install.texi: Add doc for --enable-checking=df.
22720 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
22722 PR rtl-optimization/34808
22723 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
22725 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22727 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
22730 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
22732 PR rtl-optimization/26854
22733 PR rtl-optimization/34400
22734 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
22736 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
22737 (df_rd_bb_info.expanded_lr_out): New.
22738 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
22739 * loop_iv.c (iv_analysis_loop_init): Ditto.
22740 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22741 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22742 Added code to allocate, initialize or free expanded_lr_out.
22743 (df_rd_bb_local_compute_process_def): Restructured to make
22744 more understandable.
22745 (df_rd_confluence_n): Add code to do nothing with fake edges and
22746 code to no apply invalidate_by_call sets if the sets are being trimmed.
22747 (df_lr_local_finalize): Renamed to df_lr_finalize.
22748 (df_live_local_finalize): Renamed to df_live_finalize.
22750 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22753 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
22754 deciding whether to use reciprocal instructions.
22756 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
22758 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
22759 dwarf2out_note_section_used if cold_text_section is NULL.
22761 2008-01-19 Jakub Jelinek <jakub@redhat.com>
22763 PR gcov-profile/34610
22764 * tree-cfg.c (make_edges): Mark both outgoing edges from
22765 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
22766 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
22767 from OMP_FOR and OMP_CONTINUE outgoing edges.
22769 * tree-profile.c (tree_profiling): Return early if
22770 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
22772 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
22773 from cfun to child_cfun.
22774 * function.h (struct function): Add after_tree_profile bit.
22776 2008-01-19 Anatoly Sokolov <aesok@post.ru>
22778 * config/avr/avr.S (_exit): Disable interrupt.
22780 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
22781 Steven Bosscher <stevenb.gcc@gmail.com>
22783 PR rtl-optimization/26854
22784 PR rtl-optimization/34400
22785 * df-problems.c (df_live_scratch): New scratch bitmap.
22786 (df_live_alloc): Allocate df_live_scratch when doing df_live.
22787 (df_live_reset): Clear the proper bitmaps.
22788 (df_live_bb_local_compute): Only process the artificial defs once
22789 since the order is not important.
22790 (df_live_init): Init the df_live sets only with the variables
22791 found live by df_lr.
22792 (df_live_transfer_function): Use the df_lr sets to prune the
22793 df_live sets as they are being computed.
22794 (df_live_free): Free df_live_scratch.
22796 2008-01-18 Ian Lance Taylor <iant@google.com>
22798 * common.opt: Add fmerge-debug-strings.
22799 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
22800 flag_merge_debug_strings rather than flag_merge_constants.
22801 * doc/invoke.texi (Option Summary): Mention
22802 -fmerge-debug-strings.
22803 (Debugging Options): Document -fmerge-debug-strings.
22805 2008-01-18 Ian Lance Taylor <iant@google.com>
22808 * tree.h (DECL_IS_OPERATOR_NEW): Define.
22809 (struct tree_function_decl): Add new field operator_new_flag.
22810 * tree-inline.c (expand_call_inline): When inlining a call to
22811 operator new, force the return value to go into a variable, and
22812 set DECL_NO_TBAA_P on that variable.
22813 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
22815 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
22818 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
22819 DWARF2_DEBUGGING_INFO.
22820 (dwarf2out_note_section_used): Ditto. Add prototype.
22821 (have_multiple_function_sections, text_section_used,
22822 cold_text_section_used, *cold_text_sections): Move declarations
22825 2008-01-17 Bob Wilson <bob.wilson@acm.org>
22827 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
22828 field and add signal_ra.
22829 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
22830 assignments to frame state pc. Move end of stack check after
22831 MD_FALLBACK_FRAME_STATE_FOR.
22832 (uw_update_context_1): Use frame state signal_regs if set, instead
22833 of checking signal_frame flag.
22834 (uw_update_context): Use frame state signal_ra if set.
22835 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
22836 * config/xtensa/linux-unwind.h: New file.
22838 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
22840 * modulo-sched.c (get_sched_window): Fix comment typo.
22842 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
22844 PR tree-optimization/34648
22845 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
22847 2008-01-17 Anatoly Sokolov <aesok@post.ru>
22849 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
22850 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
22852 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
22854 PR rtl-optimization/34400
22855 * df-core.c (df_worklist_dataflow_overeager,
22856 df_worklist_dataflow_doublequeue): New functions.
22857 (df_worklist_dataflow): Two different worklist solvers.
22858 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
22861 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22864 * doc/invoke.texi: Document the dependence on pthread for fopenmp
22865 and ftree-parallelize-loops.
22867 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
22869 PR rtl-optimization/34826
22870 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
22872 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
22874 * global.c (find_reg): Mark the eh regs as used if necessary.
22875 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
22876 * ra.h (struct allocno): no_eh_reg field added. Changed
22877 no_stack_reg type to bitfield.
22879 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
22881 * tree.c (substitute_in_expr): Add missing 'break'.
22883 2008-01-17 Richard Guenther <rguenther@suse.de>
22885 PR tree-optimization/34825
22886 * tree-ssa-math-opts.c (is_division_by): Do not recognize
22887 x / x as division to handle.
22889 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22891 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
22892 "-pthread" is specified.
22893 * pa-hpux11.h (LIB_SPEC): Likewise.
22895 2008-01-16 Janis Johnson <janis187@us.ibm.com>
22896 Peter Bergner <bergner@vnet.ibm.com>
22898 PR rtl-optimization/33796
22899 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
22901 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22903 PR libgfortran/34699
22904 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
22906 * pa-hpux10.h (LINK_SPEC): Likewise.
22907 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
22909 2008-01-16 Richard Guenther <rguenther@suse.de>
22911 PR middle-end/32628
22912 * fold-const.c (fold_convert_const_int_from_int): Do not
22913 set overflow if that occured only because of a sign extension
22914 change when converting from/to a sizetype with the same
22915 precision and signedness.
22917 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22920 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
22921 location address to the correct place. Update copyright year.
22923 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22925 * lambda-code.c (lambda_transform_legal_p): Handle the case of
22926 no dependences in the dependence_relations vector.
22928 2008-01-16 Jan Hubicka <jh@suse.cz>
22930 PR rtl-optimization/31396
22931 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
22932 * cfg.c (dump_reg_info): Print it.
22933 * regs.h (struct reg_info_t): add freq_calls_crossed.
22934 (REG_FREQ_CALLS_CROSSED): New macro.
22935 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
22936 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
22937 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
22938 regmove_optimize): Update call crossed frequencies.
22939 * local-alloc.c (struct qty): Add freq_calls_crossed.
22940 (alloc_qty): Copute freq_calls_crossed.
22941 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
22942 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
22943 * ra.h (struct allocno): Add freq_calls_crossed.
22945 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22947 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
22948 libgomp when compiling with ftree-parallelize-loops.
22949 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
22951 2008-01-16 Richard Guenther <rguenther@suse.de>
22953 PR tree-optimization/34769
22954 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
22955 * tree.c (int_cst_value): Instead make this function more
22956 permissive in what it accepts as valid input. Document this
22957 function always sign-extends the value.
22959 2008-01-16 Jakub Jelinek <jakub@redhat.com>
22960 Richard Guenther <rguenther@suse.de>
22963 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22964 (gimple_fold_indirect_ref_rhs): ... this.
22965 (gimple_fold_indirect_ref): New function with foldings
22966 that preserve lvalueness.
22967 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22968 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22969 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22970 to fold an INDIRECT_REF, fall back to the old use of
22971 fold_indirect_ref_1.
22973 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22975 * tree-data-ref.c (subscript_dependence_tester_1): Call
22976 free_conflict_function.
22977 (compute_self_dependence): Same.
22979 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22982 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22983 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22985 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22986 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22987 for DWARF2_UNWIND_INFO targets.
22989 2008-01-16 Richard Guenther <rguenther@suse.de>
22992 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22993 type qualifiers for function types.
22995 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22997 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22998 loop_iterator li from previous commit.
23000 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23002 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23004 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23006 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23007 (parallelize_loops): Don't parallelize irreducible components.
23009 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23012 * c-opts (c_common_post_options): Do not enable CPP
23013 flag_pedantic_errors by default.
23015 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
23017 PR rtl-optimization/31944
23018 * cse.c (remove_pseudo_from_table): New function.
23019 (merge_equiv_classes): Use above function to remove pseudo-registers.
23020 (invalidate): Likewise.
23022 2008-01-13 Richard Guenther <rguenther@suse.de>
23024 PR middle-end/34601
23025 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
23026 instead of TYPE_MODE to deal with calls from expand_one_error_var.
23028 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
23030 * gcse.c (cprop_jump): Call validate_unshare_change instead of
23031 validate_change to unshare the source of the PC set.
23033 2008-01-12 Jan Hubicka <jh@suse.cz>
23035 PR middle-end/32135
23036 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
23037 references above array bounds. This might trigger bounds checks for
23038 pointers to arrays.
23040 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23042 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
23043 new_replaceable_dependencies.
23045 2008-01-12 Doug Kwan <dougkwan@google.com>
23047 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
23048 instead of OPT_Wreturn_type in warning due to ignored return type
23050 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
23051 options included in -Wextra.
23052 * c.opt: New option -Wignored_qualifiers.
23053 * doc/invoke.texi (Warning Options, -Wextra): Add new option
23054 -Wignore_qualifiers.
23055 (-Wignored-qualifiers): Document.
23056 (-Wreturn-type): Remove description of functionality now handled
23057 by -Wignored-qualifiers.
23059 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
23062 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
23063 NOP_EXPR if it is between integral types with the same precision.
23065 2008-01-12 Jan Hubicka <jh@suse.cz>
23068 * invoke.texi (max-inline-recursive-depth): Fix default value.
23070 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
23072 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
23075 2008-01-11 Bob Wilson <bob.wilson@acm.org>
23077 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
23079 2008-01-11 James E. Wilson <wilson@specifix.com>
23082 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
23084 2008-01-11 Anatoly Sokolov <aesok@post.ru>
23086 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
23087 save/restore frame pointer register and don't use 'call-prologues'
23088 optimization in function with "OS_task" attribute.
23090 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
23092 PR middle-end/31309
23093 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
23094 when copying to memory.
23096 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
23098 PR rtl-optimization/30905
23099 * cfgcleanup.c: Include dce.h
23100 (crossjumps_occured): New global variable.
23101 (try_crossjump_bb): Exit loop after finding a fallthru edge.
23102 If something changed, set crossjumps_occured to true.
23103 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
23104 Don't add/remove fake edges to exit here...
23105 (cleanup_cfg): ...but do it here, when crossjumping.
23106 Run a fast DCE when successful crossjumps occured in the latest
23107 iteration of try_optimize_cfg.
23109 2008-01-11 Richard Guenther <rguenther@suse.de>
23111 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
23112 (struct vn_unary_op_s): Likewise.
23113 (vn_reference_insert): Free old reference on hash collision.
23115 2008-01-10 Raksit Ashok <raksit@google.com>
23117 PR rtl-optimization/27971
23118 * combine.c (find_split_point): Split PLUS expressions which are
23119 inside a MEM rtx, and whose first operand is complex.
23121 2008-01-10 DJ Delorie <dj@redhat.com>
23123 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
23124 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
23125 (m32c_hard_regno_ok): Call the underlying function.
23127 2008-01-10 Richard Guenther <rguenther@suse.de>
23129 PR middle-end/34683
23130 * tree-cfg.c (tree_merge_blocks): Do not go through the
23131 full-blown folding and stmt updating path if we just deal
23132 with virtual operands.
23133 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
23134 test for abnormal SSA_NAMEs.
23136 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
23138 PR middle-end/34641
23139 * reload.c (push_reload): Add assertions. All constants from
23140 reg_equiv_constant should have been used for replacing the respective
23142 (find_reloads_address): Invoke find_reloads_address_part for
23143 constant taken from the reg_equiv_constant array.
23145 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
23147 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
23148 field (valnum) the first in the struct. Replace bools with
23151 2008-01-10 Richard Guenther <rguenther@suse.de>
23153 PR tree-optimization/34651
23154 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
23155 types and ordering for masking and converting.
23157 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
23159 PR tree-optimization/34017
23160 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
23161 also for PHI_NODE expressions.
23163 2008-01-09 Jan Hubicka <jh@suse.cz>
23165 PR tree-optimization/34708
23166 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
23167 based on number of case labels.
23168 (init_inline_once): Remove switch_cost.
23169 * tree-inline.h (eni_weights_d): Remove switch_cost.
23171 2008-01-09 Richard Guenther <rguenther@suse.de>
23172 Andrew Pinski <andrew_pinski@playstation.sony.com>
23174 PR middle-end/30132
23175 * gimplify.c (gimplify_cond_expr): Do not create an addressable
23176 temporary if an rvalue is ok or an lvalue is not required.
23178 2008-01-09 Richard Guenther <rguenther@suse.de>
23180 PR middle-end/34458
23181 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
23182 adjust return type.
23184 2008-01-09 Richard Guenther <rguenther@suse.de>
23186 PR middle-end/34679
23187 * tree.c (host_integerp): Check for sizetype only if the
23188 type is an integer type.
23190 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
23193 * opts.c (decode_options): Disable inlining of functions called
23194 once if not in unit-at-a-time mode.
23196 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
23198 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
23200 2008-01-08 Richard Guenther <rguenther@suse.de>
23202 PR middle-end/31863
23203 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
23204 out early if the result will be unused.
23206 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23211 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23212 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23215 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
23217 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
23218 for vectorization tuned.
23220 2008-01-08 Richard Guenther <rguenther@suse.de>
23222 PR tree-optimization/34683
23223 * tree-ssa-operands.c (operand_build_cmp): Export.
23224 * tree-ssa-operands.h (operand_build_cmp): Declare.
23225 * tree-vn.c (vuses_compare): Remove.
23226 (sort_vuses): Use operand_build_cmp.
23227 (sort_vuses_heap): Likewise.
23228 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
23229 to re-use old VEC if available. Do not sort already sorted VUSEs.
23230 (vdefs_to_vec): Do not sort already sorted VDEFs.
23232 2008-01-08 Jakub Jelinek <jakub@redhat.com>
23234 PR middle-end/34694
23235 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
23237 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23240 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
23241 limitations of reciprocal sequences on x86 targets.
23243 2008-01-08 Richard Guenther <rguenther@suse.de>
23245 PR tree-optimization/34683
23246 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
23248 2008-01-07 Jakub Jelinek <jakub@redhat.com>
23251 * config/darwin.c (darwin_mergeable_string_section): Don't use
23252 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
23254 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
23257 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
23258 negxf2. Macroize expander using X87MODEF mode iterator. Change
23259 predicates of op0 and op1 to register_operand.
23260 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
23261 expander using X87MODEF mode iterator. Change predicates of
23262 op0 and op1 to register_operand.
23263 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
23264 corresponding patterns and macroize using MODEF macro. Change
23265 predicates of op0 and op1 to register_operand and remove
23266 "m" constraint. Disparage "r" alternative with "!".
23267 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
23268 macroize using X87MODEF macro. Change predicates of op0 and op1
23269 to register_operand and remove "m" constraint. Disparage "r"
23270 alternative with "!".
23271 (absneg splitter with memory operands): Remove.
23272 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
23273 patterns and macroize using X87MODEF mode iterator.
23274 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
23275 Change predicate of op1 to register_operand.
23276 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
23277 for memory operands.
23279 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
23281 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
23283 2008-01-07 Richard Guenther <rguenther@suse.de>
23285 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
23288 2008-01-07 Richard Guenther <rguenther@suse.de>
23290 PR tree-optimization/34683
23291 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
23292 VOPs of the needed size to save memory. Use VEC_quick_push
23293 to save compile-time.
23294 (vdefs_to_vec): Likewise.
23296 2008-01-07 Sa Liu <saliu@de.ibm.com>
23298 * config/spu/spu.md (divdf3): Genetate inline code for double
23299 division. The implementation doesn't handle INF or NAN, therefore it
23300 only applies when -ffinite-math-only is given.
23302 2008-01-06 Paolo Carlini <pcarlini@suse.de>
23305 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
23306 * doc/cpp.texi ([Common Predefined Macros]): Document.
23308 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
23310 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
23311 order to use commutative addition instead of subtraction.
23313 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23314 Mircea Namolaru <namolaru@il.ibm.com>
23315 Vladimir Yanovsky <yanov@il.ibm.com>
23316 Revital Eres <eres@il.ibm.com>
23318 PR tree-optimization/34263
23319 * tree-outof-ssa.c (process_single_block_loop_latch,
23320 contains_tree_r): New functions.
23321 (analyze_edges_for_bb): Call process_single_block_loop_latch
23322 function to empty single-basic-block latch block if possible.
23324 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23326 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23328 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
23330 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23332 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
23334 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23336 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
23338 2008-01-05 Jakub Jelinek <jakub@redhat.com>
23340 PR tree-optimization/34618
23341 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
23344 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23347 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
23348 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
23349 Update copyright year.
23351 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
23352 Update copyright year.
23353 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
23356 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
23358 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
23359 edge does not point to current bb before changing need_assert.
23361 2008-01-04 Richard Guenther <rguenther@suse.de>
23363 PR middle-end/34029
23364 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
23365 for verifying purposes if they are is_gimple_min_invariant.
23367 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
23369 PR tree-optimization/34448
23370 PR tree-optimization/34465
23371 * gimplify.c (gimplify_init_constructor): Add new parameter
23372 notify_temp_creation. Use it.
23373 (gimplify_modify_expr_rhs): Take volatiles into account when
23374 optimizing constructors.
23375 Do not optimize constructors if gimplify_init_constructor will dump to
23377 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
23378 * gcc.c-torture/compile/pr34448.c: New.
23380 2008-01-04 Jakub Jelinek <jakub@redhat.com>
23382 PR gcov-profile/34609
23383 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
23384 return_slot if result is TREE_ADDRESSABLE.
23386 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
23388 * config/mips/mips.md (sqrt_condition): Tweak comment.
23389 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
23391 2008-01-03 Tom Tromey <tromey@redhat.com>
23394 * c-common.c (c_type_hash): Handle VLAs.
23396 2008-01-03 Jan Hubicka <jh@suse.cz>
23398 PR tree-optimization/31081
23399 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
23400 0 when inlining and not inlining to first basic block.
23401 (remap_decl): When var is initialized to 0, don't set default_def.
23402 (expand_call_inline): Set entry_bb.
23403 * tree-inline.h (copy_body_data): Add entry_bb.
23405 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23408 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
23411 PR tree-optimization/29484
23412 * tree-inline.c (inline_forbidden_p_2): New function.
23413 (inline_forbidden_p): Disallow inlining if some static var
23414 has an address of a local LABEL_DECL in its initializer.
23415 * doc/extend.texi (Labels as Values): Document &&foo behaviour
23418 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
23420 PR tree-optimization/34635
23421 * tree-data-ref.c (add_other_self_distances): Make sure that the
23422 evolution step is constant.
23424 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23426 PR middle-end/34608
23427 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
23429 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
23431 * tree-sra.c (scalarize_init): Insert the generate_element_init
23432 statements after the generate_element_zero statements.
23434 2008-01-02 Richard Guenther <rguenther@suse.de>
23436 PR middle-end/34093
23437 PR middle-end/31976
23438 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
23439 for very large number of operands instead of ICEing.
23441 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
23444 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
23445 while stack probing.
23447 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
23449 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
23452 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
23454 PR libmudflap/26442
23455 * tree-mudflap.c (mx_register_decls): Guard warning by
23456 !DECL_ARTIFICIAL check.
23458 2008-01-01 Jakub Jelinek <jakub@redhat.com>
23460 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
23461 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
23462 sse5_perm<mode>): Fix constraints.